ACodec.cpp revision 3fb3917ae19f07ddfb2176a9da3c7cfa514522a5 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17//#define LOG_NDEBUG 0
18#define LOG_TAG "ACodec"
19
20#ifdef __LP64__
21#define OMX_ANDROID_COMPILE_AS_32BIT_ON_64BIT_PLATFORMS
22#endif
23
24#include <inttypes.h>
25#include <utils/Trace.h>
26
27#include <media/stagefright/ACodec.h>
28
29#include <binder/MemoryDealer.h>
30
31#include <media/stagefright/foundation/hexdump.h>
32#include <media/stagefright/foundation/ABuffer.h>
33#include <media/stagefright/foundation/ADebug.h>
34#include <media/stagefright/foundation/AMessage.h>
35#include <media/stagefright/foundation/AUtils.h>
36
37#include <media/stagefright/BufferProducerWrapper.h>
38#include <media/stagefright/MediaCodecList.h>
39#include <media/stagefright/MediaDefs.h>
40#include <media/stagefright/NativeWindowWrapper.h>
41#include <media/stagefright/OMXClient.h>
42#include <media/stagefright/OMXCodec.h>
43
44#include <media/hardware/HardwareAPI.h>
45
46#include <OMX_AudioExt.h>
47#include <OMX_VideoExt.h>
48#include <OMX_Component.h>
49#include <OMX_IndexExt.h>
50
51#include "include/avc_utils.h"
52
53namespace android {
54
55// OMX errors are directly mapped into status_t range if
56// there is no corresponding MediaError status code.
57// Use the statusFromOMXError(int32_t omxError) function.
58//
59// Currently this is a direct map.
60// See frameworks/native/include/media/openmax/OMX_Core.h
61//
62// Vendor OMX errors     from 0x90000000 - 0x9000FFFF
63// Extension OMX errors  from 0x8F000000 - 0x90000000
64// Standard OMX errors   from 0x80001000 - 0x80001024 (0x80001024 current)
65//
66
67// returns true if err is a recognized OMX error code.
68// as OMX error is OMX_S32, this is an int32_t type
69static inline bool isOMXError(int32_t err) {
70    return (ERROR_CODEC_MIN <= err && err <= ERROR_CODEC_MAX);
71}
72
73// converts an OMX error to a status_t
74static inline status_t statusFromOMXError(int32_t omxError) {
75    switch (omxError) {
76    case OMX_ErrorInvalidComponentName:
77    case OMX_ErrorComponentNotFound:
78        return NAME_NOT_FOUND; // can trigger illegal argument error for provided names.
79    default:
80        return isOMXError(omxError) ? omxError : 0; // no translation required
81    }
82}
83
84// checks and converts status_t to a non-side-effect status_t
85static inline status_t makeNoSideEffectStatus(status_t err) {
86    switch (err) {
87    // the following errors have side effects and may come
88    // from other code modules. Remap for safety reasons.
89    case INVALID_OPERATION:
90    case DEAD_OBJECT:
91        return UNKNOWN_ERROR;
92    default:
93        return err;
94    }
95}
96
97template<class T>
98static void InitOMXParams(T *params) {
99    params->nSize = sizeof(T);
100    params->nVersion.s.nVersionMajor = 1;
101    params->nVersion.s.nVersionMinor = 0;
102    params->nVersion.s.nRevision = 0;
103    params->nVersion.s.nStep = 0;
104}
105
106struct CodecObserver : public BnOMXObserver {
107    CodecObserver() {}
108
109    void setNotificationMessage(const sp<AMessage> &msg) {
110        mNotify = msg;
111    }
112
113    // from IOMXObserver
114    virtual void onMessage(const omx_message &omx_msg) {
115        sp<AMessage> msg = mNotify->dup();
116
117        msg->setInt32("type", omx_msg.type);
118        msg->setInt32("node", omx_msg.node);
119
120        switch (omx_msg.type) {
121            case omx_message::EVENT:
122            {
123                msg->setInt32("event", omx_msg.u.event_data.event);
124                msg->setInt32("data1", omx_msg.u.event_data.data1);
125                msg->setInt32("data2", omx_msg.u.event_data.data2);
126                break;
127            }
128
129            case omx_message::EMPTY_BUFFER_DONE:
130            {
131                msg->setInt32("buffer", omx_msg.u.buffer_data.buffer);
132                break;
133            }
134
135            case omx_message::FILL_BUFFER_DONE:
136            {
137                msg->setInt32(
138                        "buffer", omx_msg.u.extended_buffer_data.buffer);
139                msg->setInt32(
140                        "range_offset",
141                        omx_msg.u.extended_buffer_data.range_offset);
142                msg->setInt32(
143                        "range_length",
144                        omx_msg.u.extended_buffer_data.range_length);
145                msg->setInt32(
146                        "flags",
147                        omx_msg.u.extended_buffer_data.flags);
148                msg->setInt64(
149                        "timestamp",
150                        omx_msg.u.extended_buffer_data.timestamp);
151                break;
152            }
153
154            default:
155                TRESPASS();
156                break;
157        }
158
159        msg->post();
160    }
161
162protected:
163    virtual ~CodecObserver() {}
164
165private:
166    sp<AMessage> mNotify;
167
168    DISALLOW_EVIL_CONSTRUCTORS(CodecObserver);
169};
170
171////////////////////////////////////////////////////////////////////////////////
172
173struct ACodec::BaseState : public AState {
174    BaseState(ACodec *codec, const sp<AState> &parentState = NULL);
175
176protected:
177    enum PortMode {
178        KEEP_BUFFERS,
179        RESUBMIT_BUFFERS,
180        FREE_BUFFERS,
181    };
182
183    ACodec *mCodec;
184
185    virtual PortMode getPortMode(OMX_U32 portIndex);
186
187    virtual bool onMessageReceived(const sp<AMessage> &msg);
188
189    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
190
191    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
192    virtual void onInputBufferFilled(const sp<AMessage> &msg);
193
194    void postFillThisBuffer(BufferInfo *info);
195
196private:
197    bool onOMXMessage(const sp<AMessage> &msg);
198
199    bool onOMXEmptyBufferDone(IOMX::buffer_id bufferID);
200
201    bool onOMXFillBufferDone(
202            IOMX::buffer_id bufferID,
203            size_t rangeOffset, size_t rangeLength,
204            OMX_U32 flags,
205            int64_t timeUs);
206
207    void getMoreInputDataIfPossible();
208
209    DISALLOW_EVIL_CONSTRUCTORS(BaseState);
210};
211
212////////////////////////////////////////////////////////////////////////////////
213
214struct ACodec::DeathNotifier : public IBinder::DeathRecipient {
215    DeathNotifier(const sp<AMessage> &notify)
216        : mNotify(notify) {
217    }
218
219    virtual void binderDied(const wp<IBinder> &) {
220        mNotify->post();
221    }
222
223protected:
224    virtual ~DeathNotifier() {}
225
226private:
227    sp<AMessage> mNotify;
228
229    DISALLOW_EVIL_CONSTRUCTORS(DeathNotifier);
230};
231
232struct ACodec::UninitializedState : public ACodec::BaseState {
233    UninitializedState(ACodec *codec);
234
235protected:
236    virtual bool onMessageReceived(const sp<AMessage> &msg);
237    virtual void stateEntered();
238
239private:
240    void onSetup(const sp<AMessage> &msg);
241    bool onAllocateComponent(const sp<AMessage> &msg);
242
243    sp<DeathNotifier> mDeathNotifier;
244
245    DISALLOW_EVIL_CONSTRUCTORS(UninitializedState);
246};
247
248////////////////////////////////////////////////////////////////////////////////
249
250struct ACodec::LoadedState : public ACodec::BaseState {
251    LoadedState(ACodec *codec);
252
253protected:
254    virtual bool onMessageReceived(const sp<AMessage> &msg);
255    virtual void stateEntered();
256
257private:
258    friend struct ACodec::UninitializedState;
259
260    bool onConfigureComponent(const sp<AMessage> &msg);
261    void onCreateInputSurface(const sp<AMessage> &msg);
262    void onStart();
263    void onShutdown(bool keepComponentAllocated);
264
265    DISALLOW_EVIL_CONSTRUCTORS(LoadedState);
266};
267
268////////////////////////////////////////////////////////////////////////////////
269
270struct ACodec::LoadedToIdleState : public ACodec::BaseState {
271    LoadedToIdleState(ACodec *codec);
272
273protected:
274    virtual bool onMessageReceived(const sp<AMessage> &msg);
275    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
276    virtual void stateEntered();
277
278private:
279    status_t allocateBuffers();
280
281    DISALLOW_EVIL_CONSTRUCTORS(LoadedToIdleState);
282};
283
284////////////////////////////////////////////////////////////////////////////////
285
286struct ACodec::IdleToExecutingState : public ACodec::BaseState {
287    IdleToExecutingState(ACodec *codec);
288
289protected:
290    virtual bool onMessageReceived(const sp<AMessage> &msg);
291    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
292    virtual void stateEntered();
293
294private:
295    DISALLOW_EVIL_CONSTRUCTORS(IdleToExecutingState);
296};
297
298////////////////////////////////////////////////////////////////////////////////
299
300struct ACodec::ExecutingState : public ACodec::BaseState {
301    ExecutingState(ACodec *codec);
302
303    void submitRegularOutputBuffers();
304    void submitOutputMetaBuffers();
305    void submitOutputBuffers();
306
307    // Submit output buffers to the decoder, submit input buffers to client
308    // to fill with data.
309    void resume();
310
311    // Returns true iff input and output buffers are in play.
312    bool active() const { return mActive; }
313
314protected:
315    virtual PortMode getPortMode(OMX_U32 portIndex);
316    virtual bool onMessageReceived(const sp<AMessage> &msg);
317    virtual void stateEntered();
318
319    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
320
321private:
322    bool mActive;
323
324    DISALLOW_EVIL_CONSTRUCTORS(ExecutingState);
325};
326
327////////////////////////////////////////////////////////////////////////////////
328
329struct ACodec::OutputPortSettingsChangedState : public ACodec::BaseState {
330    OutputPortSettingsChangedState(ACodec *codec);
331
332protected:
333    virtual PortMode getPortMode(OMX_U32 portIndex);
334    virtual bool onMessageReceived(const sp<AMessage> &msg);
335    virtual void stateEntered();
336
337    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
338
339private:
340    DISALLOW_EVIL_CONSTRUCTORS(OutputPortSettingsChangedState);
341};
342
343////////////////////////////////////////////////////////////////////////////////
344
345struct ACodec::ExecutingToIdleState : public ACodec::BaseState {
346    ExecutingToIdleState(ACodec *codec);
347
348protected:
349    virtual bool onMessageReceived(const sp<AMessage> &msg);
350    virtual void stateEntered();
351
352    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
353
354    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
355    virtual void onInputBufferFilled(const sp<AMessage> &msg);
356
357private:
358    void changeStateIfWeOwnAllBuffers();
359
360    bool mComponentNowIdle;
361
362    DISALLOW_EVIL_CONSTRUCTORS(ExecutingToIdleState);
363};
364
365////////////////////////////////////////////////////////////////////////////////
366
367struct ACodec::IdleToLoadedState : public ACodec::BaseState {
368    IdleToLoadedState(ACodec *codec);
369
370protected:
371    virtual bool onMessageReceived(const sp<AMessage> &msg);
372    virtual void stateEntered();
373
374    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
375
376private:
377    DISALLOW_EVIL_CONSTRUCTORS(IdleToLoadedState);
378};
379
380////////////////////////////////////////////////////////////////////////////////
381
382struct ACodec::FlushingState : public ACodec::BaseState {
383    FlushingState(ACodec *codec);
384
385protected:
386    virtual bool onMessageReceived(const sp<AMessage> &msg);
387    virtual void stateEntered();
388
389    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
390
391    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
392    virtual void onInputBufferFilled(const sp<AMessage> &msg);
393
394private:
395    bool mFlushComplete[2];
396
397    void changeStateIfWeOwnAllBuffers();
398
399    DISALLOW_EVIL_CONSTRUCTORS(FlushingState);
400};
401
402////////////////////////////////////////////////////////////////////////////////
403
404ACodec::ACodec()
405    : mQuirks(0),
406      mNode(0),
407      mSentFormat(false),
408      mIsEncoder(false),
409      mUseMetadataOnEncoderOutput(false),
410      mShutdownInProgress(false),
411      mExplicitShutdown(false),
412      mEncoderDelay(0),
413      mEncoderPadding(0),
414      mRotationDegrees(0),
415      mChannelMaskPresent(false),
416      mChannelMask(0),
417      mDequeueCounter(0),
418      mStoreMetaDataInOutputBuffers(false),
419      mMetaDataBuffersToSubmit(0),
420      mRepeatFrameDelayUs(-1ll),
421      mMaxPtsGapUs(-1ll),
422      mTimePerFrameUs(-1ll),
423      mTimePerCaptureUs(-1ll),
424      mCreateInputBuffersSuspended(false),
425      mTunneled(false) {
426    mUninitializedState = new UninitializedState(this);
427    mLoadedState = new LoadedState(this);
428    mLoadedToIdleState = new LoadedToIdleState(this);
429    mIdleToExecutingState = new IdleToExecutingState(this);
430    mExecutingState = new ExecutingState(this);
431
432    mOutputPortSettingsChangedState =
433        new OutputPortSettingsChangedState(this);
434
435    mExecutingToIdleState = new ExecutingToIdleState(this);
436    mIdleToLoadedState = new IdleToLoadedState(this);
437    mFlushingState = new FlushingState(this);
438
439    mPortEOS[kPortIndexInput] = mPortEOS[kPortIndexOutput] = false;
440    mInputEOSResult = OK;
441
442    changeState(mUninitializedState);
443}
444
445ACodec::~ACodec() {
446}
447
448void ACodec::setNotificationMessage(const sp<AMessage> &msg) {
449    mNotify = msg;
450}
451
452void ACodec::initiateSetup(const sp<AMessage> &msg) {
453    msg->setWhat(kWhatSetup);
454    msg->setTarget(id());
455    msg->post();
456}
457
458void ACodec::signalSetParameters(const sp<AMessage> &params) {
459    sp<AMessage> msg = new AMessage(kWhatSetParameters, id());
460    msg->setMessage("params", params);
461    msg->post();
462}
463
464void ACodec::initiateAllocateComponent(const sp<AMessage> &msg) {
465    msg->setWhat(kWhatAllocateComponent);
466    msg->setTarget(id());
467    msg->post();
468}
469
470void ACodec::initiateConfigureComponent(const sp<AMessage> &msg) {
471    msg->setWhat(kWhatConfigureComponent);
472    msg->setTarget(id());
473    msg->post();
474}
475
476void ACodec::initiateCreateInputSurface() {
477    (new AMessage(kWhatCreateInputSurface, id()))->post();
478}
479
480void ACodec::signalEndOfInputStream() {
481    (new AMessage(kWhatSignalEndOfInputStream, id()))->post();
482}
483
484void ACodec::initiateStart() {
485    (new AMessage(kWhatStart, id()))->post();
486}
487
488void ACodec::signalFlush() {
489    ALOGV("[%s] signalFlush", mComponentName.c_str());
490    (new AMessage(kWhatFlush, id()))->post();
491}
492
493void ACodec::signalResume() {
494    (new AMessage(kWhatResume, id()))->post();
495}
496
497void ACodec::initiateShutdown(bool keepComponentAllocated) {
498    sp<AMessage> msg = new AMessage(kWhatShutdown, id());
499    msg->setInt32("keepComponentAllocated", keepComponentAllocated);
500    msg->post();
501    if (!keepComponentAllocated) {
502        // ensure shutdown completes in 3 seconds
503        (new AMessage(kWhatReleaseCodecInstance, id()))->post(3000000);
504    }
505}
506
507void ACodec::signalRequestIDRFrame() {
508    (new AMessage(kWhatRequestIDRFrame, id()))->post();
509}
510
511// *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
512// Some codecs may return input buffers before having them processed.
513// This causes a halt if we already signaled an EOS on the input
514// port.  For now keep submitting an output buffer if there was an
515// EOS on the input port, but not yet on the output port.
516void ACodec::signalSubmitOutputMetaDataBufferIfEOS_workaround() {
517    if (mPortEOS[kPortIndexInput] && !mPortEOS[kPortIndexOutput] &&
518            mMetaDataBuffersToSubmit > 0) {
519        (new AMessage(kWhatSubmitOutputMetaDataBufferIfEOS, id()))->post();
520    }
521}
522
523status_t ACodec::allocateBuffersOnPort(OMX_U32 portIndex) {
524    CHECK(portIndex == kPortIndexInput || portIndex == kPortIndexOutput);
525
526    CHECK(mDealer[portIndex] == NULL);
527    CHECK(mBuffers[portIndex].isEmpty());
528
529    status_t err;
530    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
531        if (mStoreMetaDataInOutputBuffers) {
532            err = allocateOutputMetaDataBuffers();
533        } else {
534            err = allocateOutputBuffersFromNativeWindow();
535        }
536    } else {
537        OMX_PARAM_PORTDEFINITIONTYPE def;
538        InitOMXParams(&def);
539        def.nPortIndex = portIndex;
540
541        err = mOMX->getParameter(
542                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
543
544        if (err == OK) {
545            ALOGV("[%s] Allocating %u buffers of size %u on %s port",
546                    mComponentName.c_str(),
547                    def.nBufferCountActual, def.nBufferSize,
548                    portIndex == kPortIndexInput ? "input" : "output");
549
550            size_t totalSize = def.nBufferCountActual * def.nBufferSize;
551            mDealer[portIndex] = new MemoryDealer(totalSize, "ACodec");
552
553            for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
554                sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
555                CHECK(mem.get() != NULL);
556
557                BufferInfo info;
558                info.mStatus = BufferInfo::OWNED_BY_US;
559
560                uint32_t requiresAllocateBufferBit =
561                    (portIndex == kPortIndexInput)
562                        ? OMXCodec::kRequiresAllocateBufferOnInputPorts
563                        : OMXCodec::kRequiresAllocateBufferOnOutputPorts;
564
565                if ((portIndex == kPortIndexInput && (mFlags & kFlagIsSecure))
566                        || mUseMetadataOnEncoderOutput) {
567                    mem.clear();
568
569                    void *ptr;
570                    err = mOMX->allocateBuffer(
571                            mNode, portIndex, def.nBufferSize, &info.mBufferID,
572                            &ptr);
573
574                    int32_t bufSize = mUseMetadataOnEncoderOutput ?
575                            (4 + sizeof(buffer_handle_t)) : def.nBufferSize;
576
577                    info.mData = new ABuffer(ptr, bufSize);
578                } else if (mQuirks & requiresAllocateBufferBit) {
579                    err = mOMX->allocateBufferWithBackup(
580                            mNode, portIndex, mem, &info.mBufferID);
581                } else {
582                    err = mOMX->useBuffer(mNode, portIndex, mem, &info.mBufferID);
583                }
584
585                if (mem != NULL) {
586                    info.mData = new ABuffer(mem->pointer(), def.nBufferSize);
587                }
588
589                mBuffers[portIndex].push(info);
590            }
591        }
592    }
593
594    if (err != OK) {
595        return err;
596    }
597
598    sp<AMessage> notify = mNotify->dup();
599    notify->setInt32("what", CodecBase::kWhatBuffersAllocated);
600
601    notify->setInt32("portIndex", portIndex);
602
603    sp<PortDescription> desc = new PortDescription;
604
605    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
606        const BufferInfo &info = mBuffers[portIndex][i];
607
608        desc->addBuffer(info.mBufferID, info.mData);
609    }
610
611    notify->setObject("portDesc", desc);
612    notify->post();
613
614    return OK;
615}
616
617status_t ACodec::configureOutputBuffersFromNativeWindow(
618        OMX_U32 *bufferCount, OMX_U32 *bufferSize,
619        OMX_U32 *minUndequeuedBuffers) {
620    OMX_PARAM_PORTDEFINITIONTYPE def;
621    InitOMXParams(&def);
622    def.nPortIndex = kPortIndexOutput;
623
624    status_t err = mOMX->getParameter(
625            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
626
627    if (err != OK) {
628        return err;
629    }
630
631    err = native_window_set_buffers_geometry(
632            mNativeWindow.get(),
633            def.format.video.nFrameWidth,
634            def.format.video.nFrameHeight,
635            def.format.video.eColorFormat);
636
637    if (err != 0) {
638        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
639                strerror(-err), -err);
640        return err;
641    }
642
643    if (mRotationDegrees != 0) {
644        uint32_t transform = 0;
645        switch (mRotationDegrees) {
646            case 0: transform = 0; break;
647            case 90: transform = HAL_TRANSFORM_ROT_90; break;
648            case 180: transform = HAL_TRANSFORM_ROT_180; break;
649            case 270: transform = HAL_TRANSFORM_ROT_270; break;
650            default: transform = 0; break;
651        }
652
653        if (transform > 0) {
654            err = native_window_set_buffers_transform(
655                    mNativeWindow.get(), transform);
656            if (err != 0) {
657                ALOGE("native_window_set_buffers_transform failed: %s (%d)",
658                        strerror(-err), -err);
659                return err;
660            }
661        }
662    }
663
664    // Set up the native window.
665    OMX_U32 usage = 0;
666    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
667    if (err != 0) {
668        ALOGW("querying usage flags from OMX IL component failed: %d", err);
669        // XXX: Currently this error is logged, but not fatal.
670        usage = 0;
671    }
672
673    if (mFlags & kFlagIsGrallocUsageProtected) {
674        usage |= GRALLOC_USAGE_PROTECTED;
675    }
676
677    // Make sure to check whether either Stagefright or the video decoder
678    // requested protected buffers.
679    if (usage & GRALLOC_USAGE_PROTECTED) {
680        // Verify that the ANativeWindow sends images directly to
681        // SurfaceFlinger.
682        int queuesToNativeWindow = 0;
683        err = mNativeWindow->query(
684                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
685                &queuesToNativeWindow);
686        if (err != 0) {
687            ALOGE("error authenticating native window: %d", err);
688            return err;
689        }
690        if (queuesToNativeWindow != 1) {
691            ALOGE("native window could not be authenticated");
692            return PERMISSION_DENIED;
693        }
694    }
695
696    err = native_window_set_usage(
697            mNativeWindow.get(),
698            usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
699
700    if (err != 0) {
701        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
702        return err;
703    }
704
705    // Exits here for tunneled video playback codecs -- i.e. skips native window
706    // buffer allocation step as this is managed by the tunneled OMX omponent
707    // itself and explicitly sets def.nBufferCountActual to 0.
708    if (mTunneled) {
709        ALOGV("Tunneled Playback: skipping native window buffer allocation.");
710        def.nBufferCountActual = 0;
711        err = mOMX->setParameter(
712                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
713
714        *minUndequeuedBuffers = 0;
715        *bufferCount = 0;
716        *bufferSize = 0;
717        return err;
718    }
719
720    *minUndequeuedBuffers = 0;
721    err = mNativeWindow->query(
722            mNativeWindow.get(), NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
723            (int *)minUndequeuedBuffers);
724
725    if (err != 0) {
726        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
727                strerror(-err), -err);
728        return err;
729    }
730
731    // FIXME: assume that surface is controlled by app (native window
732    // returns the number for the case when surface is not controlled by app)
733    // FIXME2: This means that minUndeqeueudBufs can be 1 larger than reported
734    // For now, try to allocate 1 more buffer, but don't fail if unsuccessful
735
736    // Use conservative allocation while also trying to reduce starvation
737    //
738    // 1. allocate at least nBufferCountMin + minUndequeuedBuffers - that is the
739    //    minimum needed for the consumer to be able to work
740    // 2. try to allocate two (2) additional buffers to reduce starvation from
741    //    the consumer
742    //    plus an extra buffer to account for incorrect minUndequeuedBufs
743    for (OMX_U32 extraBuffers = 2 + 1; /* condition inside loop */; extraBuffers--) {
744        OMX_U32 newBufferCount =
745            def.nBufferCountMin + *minUndequeuedBuffers + extraBuffers;
746        def.nBufferCountActual = newBufferCount;
747        err = mOMX->setParameter(
748                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
749
750        if (err == OK) {
751            *minUndequeuedBuffers += extraBuffers;
752            break;
753        }
754
755        ALOGW("[%s] setting nBufferCountActual to %u failed: %d",
756                mComponentName.c_str(), newBufferCount, err);
757        /* exit condition */
758        if (extraBuffers == 0) {
759            return err;
760        }
761    }
762
763    err = native_window_set_buffer_count(
764            mNativeWindow.get(), def.nBufferCountActual);
765
766    if (err != 0) {
767        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
768                -err);
769        return err;
770    }
771
772    *bufferCount = def.nBufferCountActual;
773    *bufferSize =  def.nBufferSize;
774    return err;
775}
776
777status_t ACodec::allocateOutputBuffersFromNativeWindow() {
778    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
779    status_t err = configureOutputBuffersFromNativeWindow(
780            &bufferCount, &bufferSize, &minUndequeuedBuffers);
781    if (err != 0)
782        return err;
783    mNumUndequeuedBuffers = minUndequeuedBuffers;
784
785    ALOGV("[%s] Allocating %u buffers from a native window of size %u on "
786         "output port",
787         mComponentName.c_str(), bufferCount, bufferSize);
788
789    // Dequeue buffers and send them to OMX
790    for (OMX_U32 i = 0; i < bufferCount; i++) {
791        ANativeWindowBuffer *buf;
792        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
793        if (err != 0) {
794            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
795            break;
796        }
797
798        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
799        BufferInfo info;
800        info.mStatus = BufferInfo::OWNED_BY_US;
801        info.mData = new ABuffer(NULL /* data */, bufferSize /* capacity */);
802        info.mGraphicBuffer = graphicBuffer;
803        mBuffers[kPortIndexOutput].push(info);
804
805        IOMX::buffer_id bufferId;
806        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
807                &bufferId);
808        if (err != 0) {
809            ALOGE("registering GraphicBuffer %u with OMX IL component failed: "
810                 "%d", i, err);
811            break;
812        }
813
814        mBuffers[kPortIndexOutput].editItemAt(i).mBufferID = bufferId;
815
816        ALOGV("[%s] Registered graphic buffer with ID %u (pointer = %p)",
817             mComponentName.c_str(),
818             bufferId, graphicBuffer.get());
819    }
820
821    OMX_U32 cancelStart;
822    OMX_U32 cancelEnd;
823
824    if (err != 0) {
825        // If an error occurred while dequeuing we need to cancel any buffers
826        // that were dequeued.
827        cancelStart = 0;
828        cancelEnd = mBuffers[kPortIndexOutput].size();
829    } else {
830        // Return the required minimum undequeued buffers to the native window.
831        cancelStart = bufferCount - minUndequeuedBuffers;
832        cancelEnd = bufferCount;
833    }
834
835    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
836        BufferInfo *info = &mBuffers[kPortIndexOutput].editItemAt(i);
837        status_t error = cancelBufferToNativeWindow(info);
838        if (err == 0) {
839            err = error;
840        }
841    }
842
843    return err;
844}
845
846status_t ACodec::allocateOutputMetaDataBuffers() {
847    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
848    status_t err = configureOutputBuffersFromNativeWindow(
849            &bufferCount, &bufferSize, &minUndequeuedBuffers);
850    if (err != 0)
851        return err;
852    mNumUndequeuedBuffers = minUndequeuedBuffers;
853
854    ALOGV("[%s] Allocating %u meta buffers on output port",
855         mComponentName.c_str(), bufferCount);
856
857    size_t totalSize = bufferCount * 8;
858    mDealer[kPortIndexOutput] = new MemoryDealer(totalSize, "ACodec");
859
860    // Dequeue buffers and send them to OMX
861    for (OMX_U32 i = 0; i < bufferCount; i++) {
862        BufferInfo info;
863        info.mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
864        info.mGraphicBuffer = NULL;
865        info.mDequeuedAt = mDequeueCounter;
866
867        sp<IMemory> mem = mDealer[kPortIndexOutput]->allocate(
868                sizeof(struct VideoDecoderOutputMetaData));
869        CHECK(mem.get() != NULL);
870        info.mData = new ABuffer(mem->pointer(), mem->size());
871
872        // we use useBuffer for metadata regardless of quirks
873        err = mOMX->useBuffer(
874                mNode, kPortIndexOutput, mem, &info.mBufferID);
875
876        mBuffers[kPortIndexOutput].push(info);
877
878        ALOGV("[%s] allocated meta buffer with ID %u (pointer = %p)",
879             mComponentName.c_str(), info.mBufferID, mem->pointer());
880    }
881
882    mMetaDataBuffersToSubmit = bufferCount - minUndequeuedBuffers;
883    return err;
884}
885
886status_t ACodec::submitOutputMetaDataBuffer() {
887    CHECK(mStoreMetaDataInOutputBuffers);
888    if (mMetaDataBuffersToSubmit == 0)
889        return OK;
890
891    BufferInfo *info = dequeueBufferFromNativeWindow();
892    if (info == NULL)
893        return ERROR_IO;
894
895    ALOGV("[%s] submitting output meta buffer ID %u for graphic buffer %p",
896          mComponentName.c_str(), info->mBufferID, info->mGraphicBuffer.get());
897
898    --mMetaDataBuffersToSubmit;
899    CHECK_EQ(mOMX->fillBuffer(mNode, info->mBufferID),
900             (status_t)OK);
901
902    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
903    return OK;
904}
905
906status_t ACodec::cancelBufferToNativeWindow(BufferInfo *info) {
907    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
908
909    ALOGV("[%s] Calling cancelBuffer on buffer %u",
910         mComponentName.c_str(), info->mBufferID);
911
912    int err = mNativeWindow->cancelBuffer(
913        mNativeWindow.get(), info->mGraphicBuffer.get(), -1);
914
915    ALOGW_IF(err != 0, "[%s] can not return buffer %u to native window",
916            mComponentName.c_str(), info->mBufferID);
917
918    info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
919
920    return err;
921}
922
923ACodec::BufferInfo *ACodec::dequeueBufferFromNativeWindow() {
924    ANativeWindowBuffer *buf;
925    int fenceFd = -1;
926    CHECK(mNativeWindow.get() != NULL);
927
928    if (mTunneled) {
929        ALOGW("dequeueBufferFromNativeWindow() should not be called in tunnel"
930              " video playback mode mode!");
931        return NULL;
932    }
933
934    if (native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf) != 0) {
935        ALOGE("dequeueBuffer failed.");
936        return NULL;
937    }
938
939    BufferInfo *oldest = NULL;
940    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
941        BufferInfo *info =
942            &mBuffers[kPortIndexOutput].editItemAt(i);
943
944        if (info->mGraphicBuffer != NULL &&
945            info->mGraphicBuffer->handle == buf->handle) {
946            CHECK_EQ((int)info->mStatus,
947                     (int)BufferInfo::OWNED_BY_NATIVE_WINDOW);
948
949            info->mStatus = BufferInfo::OWNED_BY_US;
950
951            return info;
952        }
953
954        if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW &&
955            (oldest == NULL ||
956             // avoid potential issues from counter rolling over
957             mDequeueCounter - info->mDequeuedAt >
958                    mDequeueCounter - oldest->mDequeuedAt)) {
959            oldest = info;
960        }
961    }
962
963    if (oldest) {
964        CHECK(mStoreMetaDataInOutputBuffers);
965
966        // discard buffer in LRU info and replace with new buffer
967        oldest->mGraphicBuffer = new GraphicBuffer(buf, false);
968        oldest->mStatus = BufferInfo::OWNED_BY_US;
969
970        mOMX->updateGraphicBufferInMeta(
971                mNode, kPortIndexOutput, oldest->mGraphicBuffer,
972                oldest->mBufferID);
973
974        VideoDecoderOutputMetaData *metaData =
975            reinterpret_cast<VideoDecoderOutputMetaData *>(
976                    oldest->mData->base());
977        CHECK_EQ(metaData->eType, kMetadataBufferTypeGrallocSource);
978
979        ALOGV("replaced oldest buffer #%u with age %u (%p/%p stored in %p)",
980                oldest - &mBuffers[kPortIndexOutput][0],
981                mDequeueCounter - oldest->mDequeuedAt,
982                metaData->pHandle,
983                oldest->mGraphicBuffer->handle, oldest->mData->base());
984
985        return oldest;
986    }
987
988    TRESPASS();
989
990    return NULL;
991}
992
993status_t ACodec::freeBuffersOnPort(OMX_U32 portIndex) {
994    for (size_t i = mBuffers[portIndex].size(); i-- > 0;) {
995        CHECK_EQ((status_t)OK, freeBuffer(portIndex, i));
996    }
997
998    mDealer[portIndex].clear();
999
1000    return OK;
1001}
1002
1003status_t ACodec::freeOutputBuffersNotOwnedByComponent() {
1004    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
1005        BufferInfo *info =
1006            &mBuffers[kPortIndexOutput].editItemAt(i);
1007
1008        // At this time some buffers may still be with the component
1009        // or being drained.
1010        if (info->mStatus != BufferInfo::OWNED_BY_COMPONENT &&
1011            info->mStatus != BufferInfo::OWNED_BY_DOWNSTREAM) {
1012            CHECK_EQ((status_t)OK, freeBuffer(kPortIndexOutput, i));
1013        }
1014    }
1015
1016    return OK;
1017}
1018
1019status_t ACodec::freeBuffer(OMX_U32 portIndex, size_t i) {
1020    BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
1021
1022    CHECK(info->mStatus == BufferInfo::OWNED_BY_US
1023            || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
1024
1025    if (portIndex == kPortIndexOutput && mNativeWindow != NULL
1026            && info->mStatus == BufferInfo::OWNED_BY_US) {
1027        cancelBufferToNativeWindow(info);
1028    }
1029
1030    CHECK_EQ(mOMX->freeBuffer(
1031                mNode, portIndex, info->mBufferID),
1032             (status_t)OK);
1033
1034    mBuffers[portIndex].removeAt(i);
1035
1036    return OK;
1037}
1038
1039ACodec::BufferInfo *ACodec::findBufferByID(
1040        uint32_t portIndex, IOMX::buffer_id bufferID,
1041        ssize_t *index) {
1042    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
1043        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
1044
1045        if (info->mBufferID == bufferID) {
1046            if (index != NULL) {
1047                *index = i;
1048            }
1049            return info;
1050        }
1051    }
1052
1053    TRESPASS();
1054
1055    return NULL;
1056}
1057
1058status_t ACodec::setComponentRole(
1059        bool isEncoder, const char *mime) {
1060    struct MimeToRole {
1061        const char *mime;
1062        const char *decoderRole;
1063        const char *encoderRole;
1064    };
1065
1066    static const MimeToRole kMimeToRole[] = {
1067        { MEDIA_MIMETYPE_AUDIO_MPEG,
1068            "audio_decoder.mp3", "audio_encoder.mp3" },
1069        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1070            "audio_decoder.mp1", "audio_encoder.mp1" },
1071        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1072            "audio_decoder.mp2", "audio_encoder.mp2" },
1073        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1074            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1075        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1076            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1077        { MEDIA_MIMETYPE_AUDIO_AAC,
1078            "audio_decoder.aac", "audio_encoder.aac" },
1079        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1080            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1081        { MEDIA_MIMETYPE_AUDIO_OPUS,
1082            "audio_decoder.opus", "audio_encoder.opus" },
1083        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1084            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1085        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1086            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1087        { MEDIA_MIMETYPE_VIDEO_AVC,
1088            "video_decoder.avc", "video_encoder.avc" },
1089        { MEDIA_MIMETYPE_VIDEO_HEVC,
1090            "video_decoder.hevc", "video_encoder.hevc" },
1091        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1092            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1093        { MEDIA_MIMETYPE_VIDEO_H263,
1094            "video_decoder.h263", "video_encoder.h263" },
1095        { MEDIA_MIMETYPE_VIDEO_VP8,
1096            "video_decoder.vp8", "video_encoder.vp8" },
1097        { MEDIA_MIMETYPE_VIDEO_VP9,
1098            "video_decoder.vp9", "video_encoder.vp9" },
1099        { MEDIA_MIMETYPE_AUDIO_RAW,
1100            "audio_decoder.raw", "audio_encoder.raw" },
1101        { MEDIA_MIMETYPE_AUDIO_FLAC,
1102            "audio_decoder.flac", "audio_encoder.flac" },
1103        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1104            "audio_decoder.gsm", "audio_encoder.gsm" },
1105        { MEDIA_MIMETYPE_VIDEO_MPEG2,
1106            "video_decoder.mpeg2", "video_encoder.mpeg2" },
1107        { MEDIA_MIMETYPE_AUDIO_AC3,
1108            "audio_decoder.ac3", "audio_encoder.ac3" },
1109        { MEDIA_MIMETYPE_AUDIO_EAC3,
1110            "audio_decoder.eac3", "audio_encoder.eac3" },
1111    };
1112
1113    static const size_t kNumMimeToRole =
1114        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1115
1116    size_t i;
1117    for (i = 0; i < kNumMimeToRole; ++i) {
1118        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1119            break;
1120        }
1121    }
1122
1123    if (i == kNumMimeToRole) {
1124        return ERROR_UNSUPPORTED;
1125    }
1126
1127    const char *role =
1128        isEncoder ? kMimeToRole[i].encoderRole
1129                  : kMimeToRole[i].decoderRole;
1130
1131    if (role != NULL) {
1132        OMX_PARAM_COMPONENTROLETYPE roleParams;
1133        InitOMXParams(&roleParams);
1134
1135        strncpy((char *)roleParams.cRole,
1136                role, OMX_MAX_STRINGNAME_SIZE - 1);
1137
1138        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1139
1140        status_t err = mOMX->setParameter(
1141                mNode, OMX_IndexParamStandardComponentRole,
1142                &roleParams, sizeof(roleParams));
1143
1144        if (err != OK) {
1145            ALOGW("[%s] Failed to set standard component role '%s'.",
1146                 mComponentName.c_str(), role);
1147
1148            return err;
1149        }
1150    }
1151
1152    return OK;
1153}
1154
1155status_t ACodec::configureCodec(
1156        const char *mime, const sp<AMessage> &msg) {
1157    int32_t encoder;
1158    if (!msg->findInt32("encoder", &encoder)) {
1159        encoder = false;
1160    }
1161
1162    sp<AMessage> inputFormat = new AMessage();
1163    sp<AMessage> outputFormat = mNotify->dup(); // will use this for kWhatOutputFormatChanged
1164
1165    mIsEncoder = encoder;
1166
1167    status_t err = setComponentRole(encoder /* isEncoder */, mime);
1168
1169    if (err != OK) {
1170        return err;
1171    }
1172
1173    int32_t bitRate = 0;
1174    // FLAC encoder doesn't need a bitrate, other encoders do
1175    if (encoder && strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)
1176            && !msg->findInt32("bitrate", &bitRate)) {
1177        return INVALID_OPERATION;
1178    }
1179
1180    int32_t storeMeta;
1181    if (encoder
1182            && msg->findInt32("store-metadata-in-buffers", &storeMeta)
1183            && storeMeta != 0) {
1184        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1185
1186        if (err != OK) {
1187              ALOGE("[%s] storeMetaDataInBuffers (input) failed w/ err %d",
1188                    mComponentName.c_str(), err);
1189
1190              return err;
1191          }
1192      }
1193
1194    int32_t prependSPSPPS = 0;
1195    if (encoder
1196            && msg->findInt32("prepend-sps-pps-to-idr-frames", &prependSPSPPS)
1197            && prependSPSPPS != 0) {
1198        OMX_INDEXTYPE index;
1199        err = mOMX->getExtensionIndex(
1200                mNode,
1201                "OMX.google.android.index.prependSPSPPSToIDRFrames",
1202                &index);
1203
1204        if (err == OK) {
1205            PrependSPSPPSToIDRFramesParams params;
1206            InitOMXParams(&params);
1207            params.bEnable = OMX_TRUE;
1208
1209            err = mOMX->setParameter(
1210                    mNode, index, &params, sizeof(params));
1211        }
1212
1213        if (err != OK) {
1214            ALOGE("Encoder could not be configured to emit SPS/PPS before "
1215                  "IDR frames. (err %d)", err);
1216
1217            return err;
1218        }
1219    }
1220
1221    // Only enable metadata mode on encoder output if encoder can prepend
1222    // sps/pps to idr frames, since in metadata mode the bitstream is in an
1223    // opaque handle, to which we don't have access.
1224    int32_t video = !strncasecmp(mime, "video/", 6);
1225    if (encoder && video) {
1226        OMX_BOOL enable = (OMX_BOOL) (prependSPSPPS
1227            && msg->findInt32("store-metadata-in-buffers-output", &storeMeta)
1228            && storeMeta != 0);
1229
1230        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, enable);
1231
1232        if (err != OK) {
1233            ALOGE("[%s] storeMetaDataInBuffers (output) failed w/ err %d",
1234                mComponentName.c_str(), err);
1235            mUseMetadataOnEncoderOutput = 0;
1236        } else {
1237            mUseMetadataOnEncoderOutput = enable;
1238        }
1239
1240        if (!msg->findInt64(
1241                    "repeat-previous-frame-after",
1242                    &mRepeatFrameDelayUs)) {
1243            mRepeatFrameDelayUs = -1ll;
1244        }
1245
1246        if (!msg->findInt64("max-pts-gap-to-encoder", &mMaxPtsGapUs)) {
1247            mMaxPtsGapUs = -1ll;
1248        }
1249
1250        if (!msg->findInt64("time-lapse", &mTimePerCaptureUs)) {
1251            mTimePerCaptureUs = -1ll;
1252        }
1253
1254        if (!msg->findInt32(
1255                    "create-input-buffers-suspended",
1256                    (int32_t*)&mCreateInputBuffersSuspended)) {
1257            mCreateInputBuffersSuspended = false;
1258        }
1259    }
1260
1261    sp<RefBase> obj;
1262    int32_t haveNativeWindow = msg->findObject("native-window", &obj) &&
1263        obj != NULL;
1264    mStoreMetaDataInOutputBuffers = false;
1265    if (video && !encoder) {
1266        inputFormat->setInt32("adaptive-playback", false);
1267
1268        int32_t usageProtected;
1269        if (msg->findInt32("protected", &usageProtected) && usageProtected) {
1270            if (!haveNativeWindow) {
1271                ALOGE("protected output buffers must be sent to an ANativeWindow");
1272                return PERMISSION_DENIED;
1273            }
1274            mFlags |= kFlagIsGrallocUsageProtected;
1275            mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
1276        }
1277    }
1278    if (!encoder && video && haveNativeWindow) {
1279        sp<NativeWindowWrapper> windowWrapper(
1280                static_cast<NativeWindowWrapper *>(obj.get()));
1281        sp<ANativeWindow> nativeWindow = windowWrapper->getNativeWindow();
1282
1283        // START of temporary support for automatic FRC - THIS WILL BE REMOVED
1284        int32_t autoFrc;
1285        if (msg->findInt32("auto-frc", &autoFrc)) {
1286            bool enabled = autoFrc;
1287            OMX_CONFIG_BOOLEANTYPE config;
1288            InitOMXParams(&config);
1289            config.bEnabled = (OMX_BOOL)enabled;
1290            status_t temp = mOMX->setConfig(
1291                    mNode, (OMX_INDEXTYPE)OMX_IndexConfigAutoFramerateConversion,
1292                    &config, sizeof(config));
1293            if (temp == OK) {
1294                outputFormat->setInt32("auto-frc", enabled);
1295            } else if (enabled) {
1296                ALOGI("codec does not support requested auto-frc (err %d)", temp);
1297            }
1298        }
1299        // END of temporary support for automatic FRC
1300
1301        int32_t tunneled;
1302        if (msg->findInt32("feature-tunneled-playback", &tunneled) &&
1303            tunneled != 0) {
1304            ALOGI("Configuring TUNNELED video playback.");
1305            mTunneled = true;
1306
1307            int32_t audioHwSync = 0;
1308            if (!msg->findInt32("audio-hw-sync", &audioHwSync)) {
1309                ALOGW("No Audio HW Sync provided for video tunnel");
1310            }
1311            err = configureTunneledVideoPlayback(audioHwSync, nativeWindow);
1312            if (err != OK) {
1313                ALOGE("configureTunneledVideoPlayback(%d,%p) failed!",
1314                        audioHwSync, nativeWindow.get());
1315                return err;
1316            }
1317
1318            int32_t maxWidth = 0, maxHeight = 0;
1319            if (msg->findInt32("max-width", &maxWidth) &&
1320                    msg->findInt32("max-height", &maxHeight)) {
1321
1322                err = mOMX->prepareForAdaptivePlayback(
1323                        mNode, kPortIndexOutput, OMX_TRUE, maxWidth, maxHeight);
1324                if (err != OK) {
1325                    ALOGW("[%s] prepareForAdaptivePlayback failed w/ err %d",
1326                            mComponentName.c_str(), err);
1327                } else {
1328                    inputFormat->setInt32("max-width", maxWidth);
1329                    inputFormat->setInt32("max-height", maxHeight);
1330                    inputFormat->setInt32("adaptive-playback", true);
1331                }
1332            }
1333        } else {
1334            ALOGV("Configuring CPU controlled video playback.");
1335            mTunneled = false;
1336
1337            // Explicity reset the sideband handle of the window for
1338            // non-tunneled video in case the window was previously used
1339            // for a tunneled video playback.
1340            err = native_window_set_sideband_stream(nativeWindow.get(), NULL);
1341            if (err != OK) {
1342                ALOGE("set_sideband_stream(NULL) failed! (err %d).", err);
1343                return err;
1344            }
1345
1346            // Always try to enable dynamic output buffers on native surface
1347            err = mOMX->storeMetaDataInBuffers(
1348                    mNode, kPortIndexOutput, OMX_TRUE);
1349            if (err != OK) {
1350                ALOGE("[%s] storeMetaDataInBuffers failed w/ err %d",
1351                        mComponentName.c_str(), err);
1352
1353                // if adaptive playback has been requested, try JB fallback
1354                // NOTE: THIS FALLBACK MECHANISM WILL BE REMOVED DUE TO ITS
1355                // LARGE MEMORY REQUIREMENT
1356
1357                // we will not do adaptive playback on software accessed
1358                // surfaces as they never had to respond to changes in the
1359                // crop window, and we don't trust that they will be able to.
1360                int usageBits = 0;
1361                bool canDoAdaptivePlayback;
1362
1363                if (nativeWindow->query(
1364                        nativeWindow.get(),
1365                        NATIVE_WINDOW_CONSUMER_USAGE_BITS,
1366                        &usageBits) != OK) {
1367                    canDoAdaptivePlayback = false;
1368                } else {
1369                    canDoAdaptivePlayback =
1370                        (usageBits &
1371                                (GRALLOC_USAGE_SW_READ_MASK |
1372                                 GRALLOC_USAGE_SW_WRITE_MASK)) == 0;
1373                }
1374
1375                int32_t maxWidth = 0, maxHeight = 0;
1376                if (canDoAdaptivePlayback &&
1377                        msg->findInt32("max-width", &maxWidth) &&
1378                        msg->findInt32("max-height", &maxHeight)) {
1379                    ALOGV("[%s] prepareForAdaptivePlayback(%dx%d)",
1380                            mComponentName.c_str(), maxWidth, maxHeight);
1381
1382                    err = mOMX->prepareForAdaptivePlayback(
1383                            mNode, kPortIndexOutput, OMX_TRUE, maxWidth,
1384                            maxHeight);
1385                    ALOGW_IF(err != OK,
1386                            "[%s] prepareForAdaptivePlayback failed w/ err %d",
1387                            mComponentName.c_str(), err);
1388
1389                    if (err == OK) {
1390                        inputFormat->setInt32("max-width", maxWidth);
1391                        inputFormat->setInt32("max-height", maxHeight);
1392                        inputFormat->setInt32("adaptive-playback", true);
1393                    }
1394                }
1395                // allow failure
1396                err = OK;
1397            } else {
1398                ALOGV("[%s] storeMetaDataInBuffers succeeded",
1399                        mComponentName.c_str());
1400                mStoreMetaDataInOutputBuffers = true;
1401                inputFormat->setInt32("adaptive-playback", true);
1402            }
1403
1404            int32_t push;
1405            if (msg->findInt32("push-blank-buffers-on-shutdown", &push)
1406                    && push != 0) {
1407                mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
1408            }
1409        }
1410
1411        int32_t rotationDegrees;
1412        if (msg->findInt32("rotation-degrees", &rotationDegrees)) {
1413            mRotationDegrees = rotationDegrees;
1414        } else {
1415            mRotationDegrees = 0;
1416        }
1417    }
1418
1419    if (video) {
1420        if (encoder) {
1421            err = setupVideoEncoder(mime, msg);
1422        } else {
1423            err = setupVideoDecoder(mime, msg);
1424        }
1425    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
1426        int32_t numChannels, sampleRate;
1427        if (!msg->findInt32("channel-count", &numChannels)
1428                || !msg->findInt32("sample-rate", &sampleRate)) {
1429            // Since we did not always check for these, leave them optional
1430            // and have the decoder figure it all out.
1431            err = OK;
1432        } else {
1433            err = setupRawAudioFormat(
1434                    encoder ? kPortIndexInput : kPortIndexOutput,
1435                    sampleRate,
1436                    numChannels);
1437        }
1438    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
1439        int32_t numChannels, sampleRate;
1440        if (!msg->findInt32("channel-count", &numChannels)
1441                || !msg->findInt32("sample-rate", &sampleRate)) {
1442            err = INVALID_OPERATION;
1443        } else {
1444            int32_t isADTS, aacProfile;
1445            int32_t sbrMode;
1446            int32_t maxOutputChannelCount;
1447            int32_t pcmLimiterEnable;
1448            drcParams_t drc;
1449            if (!msg->findInt32("is-adts", &isADTS)) {
1450                isADTS = 0;
1451            }
1452            if (!msg->findInt32("aac-profile", &aacProfile)) {
1453                aacProfile = OMX_AUDIO_AACObjectNull;
1454            }
1455            if (!msg->findInt32("aac-sbr-mode", &sbrMode)) {
1456                sbrMode = -1;
1457            }
1458
1459            if (!msg->findInt32("aac-max-output-channel_count", &maxOutputChannelCount)) {
1460                maxOutputChannelCount = -1;
1461            }
1462            if (!msg->findInt32("aac-pcm-limiter-enable", &pcmLimiterEnable)) {
1463                // value is unknown
1464                pcmLimiterEnable = -1;
1465            }
1466            if (!msg->findInt32("aac-encoded-target-level", &drc.encodedTargetLevel)) {
1467                // value is unknown
1468                drc.encodedTargetLevel = -1;
1469            }
1470            if (!msg->findInt32("aac-drc-cut-level", &drc.drcCut)) {
1471                // value is unknown
1472                drc.drcCut = -1;
1473            }
1474            if (!msg->findInt32("aac-drc-boost-level", &drc.drcBoost)) {
1475                // value is unknown
1476                drc.drcBoost = -1;
1477            }
1478            if (!msg->findInt32("aac-drc-heavy-compression", &drc.heavyCompression)) {
1479                // value is unknown
1480                drc.heavyCompression = -1;
1481            }
1482            if (!msg->findInt32("aac-target-ref-level", &drc.targetRefLevel)) {
1483                // value is unknown
1484                drc.targetRefLevel = -1;
1485            }
1486
1487            err = setupAACCodec(
1488                    encoder, numChannels, sampleRate, bitRate, aacProfile,
1489                    isADTS != 0, sbrMode, maxOutputChannelCount, drc,
1490                    pcmLimiterEnable);
1491        }
1492    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
1493        err = setupAMRCodec(encoder, false /* isWAMR */, bitRate);
1494    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
1495        err = setupAMRCodec(encoder, true /* isWAMR */, bitRate);
1496    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_ALAW)
1497            || !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_MLAW)) {
1498        // These are PCM-like formats with a fixed sample rate but
1499        // a variable number of channels.
1500
1501        int32_t numChannels;
1502        if (!msg->findInt32("channel-count", &numChannels)) {
1503            err = INVALID_OPERATION;
1504        } else {
1505            err = setupG711Codec(encoder, numChannels);
1506        }
1507    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
1508        int32_t numChannels, sampleRate, compressionLevel = -1;
1509        if (encoder &&
1510                (!msg->findInt32("channel-count", &numChannels)
1511                        || !msg->findInt32("sample-rate", &sampleRate))) {
1512            ALOGE("missing channel count or sample rate for FLAC encoder");
1513            err = INVALID_OPERATION;
1514        } else {
1515            if (encoder) {
1516                if (!msg->findInt32(
1517                            "complexity", &compressionLevel) &&
1518                    !msg->findInt32(
1519                            "flac-compression-level", &compressionLevel)) {
1520                    compressionLevel = 5; // default FLAC compression level
1521                } else if (compressionLevel < 0) {
1522                    ALOGW("compression level %d outside [0..8] range, "
1523                          "using 0",
1524                          compressionLevel);
1525                    compressionLevel = 0;
1526                } else if (compressionLevel > 8) {
1527                    ALOGW("compression level %d outside [0..8] range, "
1528                          "using 8",
1529                          compressionLevel);
1530                    compressionLevel = 8;
1531                }
1532            }
1533            err = setupFlacCodec(
1534                    encoder, numChannels, sampleRate, compressionLevel);
1535        }
1536    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1537        int32_t numChannels, sampleRate;
1538        if (encoder
1539                || !msg->findInt32("channel-count", &numChannels)
1540                || !msg->findInt32("sample-rate", &sampleRate)) {
1541            err = INVALID_OPERATION;
1542        } else {
1543            err = setupRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1544        }
1545    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3)) {
1546        int32_t numChannels;
1547        int32_t sampleRate;
1548        if (!msg->findInt32("channel-count", &numChannels)
1549                || !msg->findInt32("sample-rate", &sampleRate)) {
1550            err = INVALID_OPERATION;
1551        } else {
1552            err = setupAC3Codec(encoder, numChannels, sampleRate);
1553        }
1554    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_EAC3)) {
1555        int32_t numChannels;
1556        int32_t sampleRate;
1557        if (!msg->findInt32("channel-count", &numChannels)
1558                || !msg->findInt32("sample-rate", &sampleRate)) {
1559            err = INVALID_OPERATION;
1560        } else {
1561            err = setupEAC3Codec(encoder, numChannels, sampleRate);
1562        }
1563    }
1564
1565    if (err != OK) {
1566        return err;
1567    }
1568
1569    if (!msg->findInt32("encoder-delay", &mEncoderDelay)) {
1570        mEncoderDelay = 0;
1571    }
1572
1573    if (!msg->findInt32("encoder-padding", &mEncoderPadding)) {
1574        mEncoderPadding = 0;
1575    }
1576
1577    if (msg->findInt32("channel-mask", &mChannelMask)) {
1578        mChannelMaskPresent = true;
1579    } else {
1580        mChannelMaskPresent = false;
1581    }
1582
1583    int32_t maxInputSize;
1584    if (msg->findInt32("max-input-size", &maxInputSize)) {
1585        err = setMinBufferSize(kPortIndexInput, (size_t)maxInputSize);
1586    } else if (!strcmp("OMX.Nvidia.aac.decoder", mComponentName.c_str())) {
1587        err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
1588    }
1589
1590    mBaseOutputFormat = outputFormat;
1591
1592    CHECK_EQ(getPortFormat(kPortIndexInput, inputFormat), (status_t)OK);
1593    CHECK_EQ(getPortFormat(kPortIndexOutput, outputFormat), (status_t)OK);
1594    mInputFormat = inputFormat;
1595    mOutputFormat = outputFormat;
1596
1597    return err;
1598}
1599
1600status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
1601    OMX_PARAM_PORTDEFINITIONTYPE def;
1602    InitOMXParams(&def);
1603    def.nPortIndex = portIndex;
1604
1605    status_t err = mOMX->getParameter(
1606            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1607
1608    if (err != OK) {
1609        return err;
1610    }
1611
1612    if (def.nBufferSize >= size) {
1613        return OK;
1614    }
1615
1616    def.nBufferSize = size;
1617
1618    err = mOMX->setParameter(
1619            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1620
1621    if (err != OK) {
1622        return err;
1623    }
1624
1625    err = mOMX->getParameter(
1626            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1627
1628    if (err != OK) {
1629        return err;
1630    }
1631
1632    CHECK(def.nBufferSize >= size);
1633
1634    return OK;
1635}
1636
1637status_t ACodec::selectAudioPortFormat(
1638        OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE desiredFormat) {
1639    OMX_AUDIO_PARAM_PORTFORMATTYPE format;
1640    InitOMXParams(&format);
1641
1642    format.nPortIndex = portIndex;
1643    for (OMX_U32 index = 0;; ++index) {
1644        format.nIndex = index;
1645
1646        status_t err = mOMX->getParameter(
1647                mNode, OMX_IndexParamAudioPortFormat,
1648                &format, sizeof(format));
1649
1650        if (err != OK) {
1651            return err;
1652        }
1653
1654        if (format.eEncoding == desiredFormat) {
1655            break;
1656        }
1657    }
1658
1659    return mOMX->setParameter(
1660            mNode, OMX_IndexParamAudioPortFormat, &format, sizeof(format));
1661}
1662
1663status_t ACodec::setupAACCodec(
1664        bool encoder, int32_t numChannels, int32_t sampleRate,
1665        int32_t bitRate, int32_t aacProfile, bool isADTS, int32_t sbrMode,
1666        int32_t maxOutputChannelCount, const drcParams_t& drc,
1667        int32_t pcmLimiterEnable) {
1668    if (encoder && isADTS) {
1669        return -EINVAL;
1670    }
1671
1672    status_t err = setupRawAudioFormat(
1673            encoder ? kPortIndexInput : kPortIndexOutput,
1674            sampleRate,
1675            numChannels);
1676
1677    if (err != OK) {
1678        return err;
1679    }
1680
1681    if (encoder) {
1682        err = selectAudioPortFormat(kPortIndexOutput, OMX_AUDIO_CodingAAC);
1683
1684        if (err != OK) {
1685            return err;
1686        }
1687
1688        OMX_PARAM_PORTDEFINITIONTYPE def;
1689        InitOMXParams(&def);
1690        def.nPortIndex = kPortIndexOutput;
1691
1692        err = mOMX->getParameter(
1693                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1694
1695        if (err != OK) {
1696            return err;
1697        }
1698
1699        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
1700        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
1701
1702        err = mOMX->setParameter(
1703                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1704
1705        if (err != OK) {
1706            return err;
1707        }
1708
1709        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1710        InitOMXParams(&profile);
1711        profile.nPortIndex = kPortIndexOutput;
1712
1713        err = mOMX->getParameter(
1714                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1715
1716        if (err != OK) {
1717            return err;
1718        }
1719
1720        profile.nChannels = numChannels;
1721
1722        profile.eChannelMode =
1723            (numChannels == 1)
1724                ? OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo;
1725
1726        profile.nSampleRate = sampleRate;
1727        profile.nBitRate = bitRate;
1728        profile.nAudioBandWidth = 0;
1729        profile.nFrameLength = 0;
1730        profile.nAACtools = OMX_AUDIO_AACToolAll;
1731        profile.nAACERtools = OMX_AUDIO_AACERNone;
1732        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
1733        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
1734        switch (sbrMode) {
1735        case 0:
1736            // disable sbr
1737            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1738            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1739            break;
1740        case 1:
1741            // enable single-rate sbr
1742            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1743            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1744            break;
1745        case 2:
1746            // enable dual-rate sbr
1747            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1748            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1749            break;
1750        case -1:
1751            // enable both modes -> the codec will decide which mode should be used
1752            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1753            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1754            break;
1755        default:
1756            // unsupported sbr mode
1757            return BAD_VALUE;
1758        }
1759
1760
1761        err = mOMX->setParameter(
1762                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1763
1764        if (err != OK) {
1765            return err;
1766        }
1767
1768        return err;
1769    }
1770
1771    OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1772    InitOMXParams(&profile);
1773    profile.nPortIndex = kPortIndexInput;
1774
1775    err = mOMX->getParameter(
1776            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1777
1778    if (err != OK) {
1779        return err;
1780    }
1781
1782    profile.nChannels = numChannels;
1783    profile.nSampleRate = sampleRate;
1784
1785    profile.eAACStreamFormat =
1786        isADTS
1787            ? OMX_AUDIO_AACStreamFormatMP4ADTS
1788            : OMX_AUDIO_AACStreamFormatMP4FF;
1789
1790    OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE presentation;
1791    presentation.nMaxOutputChannels = maxOutputChannelCount;
1792    presentation.nDrcCut = drc.drcCut;
1793    presentation.nDrcBoost = drc.drcBoost;
1794    presentation.nHeavyCompression = drc.heavyCompression;
1795    presentation.nTargetReferenceLevel = drc.targetRefLevel;
1796    presentation.nEncodedTargetLevel = drc.encodedTargetLevel;
1797    presentation.nPCMLimiterEnable = pcmLimiterEnable;
1798
1799    status_t res = mOMX->setParameter(mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1800    if (res == OK) {
1801        // optional parameters, will not cause configuration failure
1802        mOMX->setParameter(mNode, (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAacPresentation,
1803                &presentation, sizeof(presentation));
1804    } else {
1805        ALOGW("did not set AudioAndroidAacPresentation due to error %d when setting AudioAac", res);
1806    }
1807    return res;
1808}
1809
1810status_t ACodec::setupAC3Codec(
1811        bool encoder, int32_t numChannels, int32_t sampleRate) {
1812    status_t err = setupRawAudioFormat(
1813            encoder ? kPortIndexInput : kPortIndexOutput, sampleRate, numChannels);
1814
1815    if (err != OK) {
1816        return err;
1817    }
1818
1819    if (encoder) {
1820        ALOGW("AC3 encoding is not supported.");
1821        return INVALID_OPERATION;
1822    }
1823
1824    OMX_AUDIO_PARAM_ANDROID_AC3TYPE def;
1825    InitOMXParams(&def);
1826    def.nPortIndex = kPortIndexInput;
1827
1828    err = mOMX->getParameter(
1829            mNode,
1830            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1831            &def,
1832            sizeof(def));
1833
1834    if (err != OK) {
1835        return err;
1836    }
1837
1838    def.nChannels = numChannels;
1839    def.nSampleRate = sampleRate;
1840
1841    return mOMX->setParameter(
1842            mNode,
1843            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1844            &def,
1845            sizeof(def));
1846}
1847
1848status_t ACodec::setupEAC3Codec(
1849        bool encoder, int32_t numChannels, int32_t sampleRate) {
1850    status_t err = setupRawAudioFormat(
1851            encoder ? kPortIndexInput : kPortIndexOutput, sampleRate, numChannels);
1852
1853    if (err != OK) {
1854        return err;
1855    }
1856
1857    if (encoder) {
1858        ALOGW("EAC3 encoding is not supported.");
1859        return INVALID_OPERATION;
1860    }
1861
1862    OMX_AUDIO_PARAM_ANDROID_EAC3TYPE def;
1863    InitOMXParams(&def);
1864    def.nPortIndex = kPortIndexInput;
1865
1866    err = mOMX->getParameter(
1867            mNode,
1868            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidEac3,
1869            &def,
1870            sizeof(def));
1871
1872    if (err != OK) {
1873        return err;
1874    }
1875
1876    def.nChannels = numChannels;
1877    def.nSampleRate = sampleRate;
1878
1879    return mOMX->setParameter(
1880            mNode,
1881            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidEac3,
1882            &def,
1883            sizeof(def));
1884}
1885
1886static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(
1887        bool isAMRWB, int32_t bps) {
1888    if (isAMRWB) {
1889        if (bps <= 6600) {
1890            return OMX_AUDIO_AMRBandModeWB0;
1891        } else if (bps <= 8850) {
1892            return OMX_AUDIO_AMRBandModeWB1;
1893        } else if (bps <= 12650) {
1894            return OMX_AUDIO_AMRBandModeWB2;
1895        } else if (bps <= 14250) {
1896            return OMX_AUDIO_AMRBandModeWB3;
1897        } else if (bps <= 15850) {
1898            return OMX_AUDIO_AMRBandModeWB4;
1899        } else if (bps <= 18250) {
1900            return OMX_AUDIO_AMRBandModeWB5;
1901        } else if (bps <= 19850) {
1902            return OMX_AUDIO_AMRBandModeWB6;
1903        } else if (bps <= 23050) {
1904            return OMX_AUDIO_AMRBandModeWB7;
1905        }
1906
1907        // 23850 bps
1908        return OMX_AUDIO_AMRBandModeWB8;
1909    } else {  // AMRNB
1910        if (bps <= 4750) {
1911            return OMX_AUDIO_AMRBandModeNB0;
1912        } else if (bps <= 5150) {
1913            return OMX_AUDIO_AMRBandModeNB1;
1914        } else if (bps <= 5900) {
1915            return OMX_AUDIO_AMRBandModeNB2;
1916        } else if (bps <= 6700) {
1917            return OMX_AUDIO_AMRBandModeNB3;
1918        } else if (bps <= 7400) {
1919            return OMX_AUDIO_AMRBandModeNB4;
1920        } else if (bps <= 7950) {
1921            return OMX_AUDIO_AMRBandModeNB5;
1922        } else if (bps <= 10200) {
1923            return OMX_AUDIO_AMRBandModeNB6;
1924        }
1925
1926        // 12200 bps
1927        return OMX_AUDIO_AMRBandModeNB7;
1928    }
1929}
1930
1931status_t ACodec::setupAMRCodec(bool encoder, bool isWAMR, int32_t bitrate) {
1932    OMX_AUDIO_PARAM_AMRTYPE def;
1933    InitOMXParams(&def);
1934    def.nPortIndex = encoder ? kPortIndexOutput : kPortIndexInput;
1935
1936    status_t err =
1937        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1938
1939    if (err != OK) {
1940        return err;
1941    }
1942
1943    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1944    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitrate);
1945
1946    err = mOMX->setParameter(
1947            mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1948
1949    if (err != OK) {
1950        return err;
1951    }
1952
1953    return setupRawAudioFormat(
1954            encoder ? kPortIndexInput : kPortIndexOutput,
1955            isWAMR ? 16000 : 8000 /* sampleRate */,
1956            1 /* numChannels */);
1957}
1958
1959status_t ACodec::setupG711Codec(bool encoder, int32_t numChannels) {
1960    CHECK(!encoder);  // XXX TODO
1961
1962    return setupRawAudioFormat(
1963            kPortIndexInput, 8000 /* sampleRate */, numChannels);
1964}
1965
1966status_t ACodec::setupFlacCodec(
1967        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
1968
1969    if (encoder) {
1970        OMX_AUDIO_PARAM_FLACTYPE def;
1971        InitOMXParams(&def);
1972        def.nPortIndex = kPortIndexOutput;
1973
1974        // configure compression level
1975        status_t err = mOMX->getParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1976        if (err != OK) {
1977            ALOGE("setupFlacCodec(): Error %d getting OMX_IndexParamAudioFlac parameter", err);
1978            return err;
1979        }
1980        def.nCompressionLevel = compressionLevel;
1981        err = mOMX->setParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1982        if (err != OK) {
1983            ALOGE("setupFlacCodec(): Error %d setting OMX_IndexParamAudioFlac parameter", err);
1984            return err;
1985        }
1986    }
1987
1988    return setupRawAudioFormat(
1989            encoder ? kPortIndexInput : kPortIndexOutput,
1990            sampleRate,
1991            numChannels);
1992}
1993
1994status_t ACodec::setupRawAudioFormat(
1995        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1996    OMX_PARAM_PORTDEFINITIONTYPE def;
1997    InitOMXParams(&def);
1998    def.nPortIndex = portIndex;
1999
2000    status_t err = mOMX->getParameter(
2001            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2002
2003    if (err != OK) {
2004        return err;
2005    }
2006
2007    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
2008
2009    err = mOMX->setParameter(
2010            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2011
2012    if (err != OK) {
2013        return err;
2014    }
2015
2016    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
2017    InitOMXParams(&pcmParams);
2018    pcmParams.nPortIndex = portIndex;
2019
2020    err = mOMX->getParameter(
2021            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2022
2023    if (err != OK) {
2024        return err;
2025    }
2026
2027    pcmParams.nChannels = numChannels;
2028    pcmParams.eNumData = OMX_NumericalDataSigned;
2029    pcmParams.bInterleaved = OMX_TRUE;
2030    pcmParams.nBitPerSample = 16;
2031    pcmParams.nSamplingRate = sampleRate;
2032    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
2033
2034    if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
2035        return OMX_ErrorNone;
2036    }
2037
2038    return mOMX->setParameter(
2039            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
2040}
2041
2042status_t ACodec::configureTunneledVideoPlayback(
2043        int32_t audioHwSync, const sp<ANativeWindow> &nativeWindow) {
2044    native_handle_t* sidebandHandle;
2045
2046    status_t err = mOMX->configureVideoTunnelMode(
2047            mNode, kPortIndexOutput, OMX_TRUE, audioHwSync, &sidebandHandle);
2048    if (err != OK) {
2049        ALOGE("configureVideoTunnelMode failed! (err %d).", err);
2050        return err;
2051    }
2052
2053    err = native_window_set_sideband_stream(nativeWindow.get(), sidebandHandle);
2054    if (err != OK) {
2055        ALOGE("native_window_set_sideband_stream(%p) failed! (err %d).",
2056                sidebandHandle, err);
2057        return err;
2058    }
2059
2060    return OK;
2061}
2062
2063status_t ACodec::setVideoPortFormatType(
2064        OMX_U32 portIndex,
2065        OMX_VIDEO_CODINGTYPE compressionFormat,
2066        OMX_COLOR_FORMATTYPE colorFormat) {
2067    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
2068    InitOMXParams(&format);
2069    format.nPortIndex = portIndex;
2070    format.nIndex = 0;
2071    bool found = false;
2072
2073    OMX_U32 index = 0;
2074    for (;;) {
2075        format.nIndex = index;
2076        status_t err = mOMX->getParameter(
2077                mNode, OMX_IndexParamVideoPortFormat,
2078                &format, sizeof(format));
2079
2080        if (err != OK) {
2081            return err;
2082        }
2083
2084        // substitute back flexible color format to codec supported format
2085        OMX_U32 flexibleEquivalent;
2086        if (compressionFormat == OMX_VIDEO_CodingUnused &&
2087                isFlexibleColorFormat(
2088                        mOMX, mNode, format.eColorFormat, &flexibleEquivalent) &&
2089                colorFormat == flexibleEquivalent) {
2090            ALOGI("[%s] using color format %#x in place of %#x",
2091                    mComponentName.c_str(), format.eColorFormat, colorFormat);
2092            colorFormat = format.eColorFormat;
2093        }
2094
2095        // The following assertion is violated by TI's video decoder.
2096        // CHECK_EQ(format.nIndex, index);
2097
2098        if (!strcmp("OMX.TI.Video.encoder", mComponentName.c_str())) {
2099            if (portIndex == kPortIndexInput
2100                    && colorFormat == format.eColorFormat) {
2101                // eCompressionFormat does not seem right.
2102                found = true;
2103                break;
2104            }
2105            if (portIndex == kPortIndexOutput
2106                    && compressionFormat == format.eCompressionFormat) {
2107                // eColorFormat does not seem right.
2108                found = true;
2109                break;
2110            }
2111        }
2112
2113        if (format.eCompressionFormat == compressionFormat
2114            && format.eColorFormat == colorFormat) {
2115            found = true;
2116            break;
2117        }
2118
2119        ++index;
2120    }
2121
2122    if (!found) {
2123        return UNKNOWN_ERROR;
2124    }
2125
2126    status_t err = mOMX->setParameter(
2127            mNode, OMX_IndexParamVideoPortFormat,
2128            &format, sizeof(format));
2129
2130    return err;
2131}
2132
2133status_t ACodec::setSupportedOutputFormat() {
2134    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
2135    InitOMXParams(&format);
2136    format.nPortIndex = kPortIndexOutput;
2137    format.nIndex = 0;
2138
2139    status_t err = mOMX->getParameter(
2140            mNode, OMX_IndexParamVideoPortFormat,
2141            &format, sizeof(format));
2142    CHECK_EQ(err, (status_t)OK);
2143    CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
2144
2145    return mOMX->setParameter(
2146            mNode, OMX_IndexParamVideoPortFormat,
2147            &format, sizeof(format));
2148}
2149
2150static const struct VideoCodingMapEntry {
2151    const char *mMime;
2152    OMX_VIDEO_CODINGTYPE mVideoCodingType;
2153} kVideoCodingMapEntry[] = {
2154    { MEDIA_MIMETYPE_VIDEO_AVC, OMX_VIDEO_CodingAVC },
2155    { MEDIA_MIMETYPE_VIDEO_HEVC, OMX_VIDEO_CodingHEVC },
2156    { MEDIA_MIMETYPE_VIDEO_MPEG4, OMX_VIDEO_CodingMPEG4 },
2157    { MEDIA_MIMETYPE_VIDEO_H263, OMX_VIDEO_CodingH263 },
2158    { MEDIA_MIMETYPE_VIDEO_MPEG2, OMX_VIDEO_CodingMPEG2 },
2159    { MEDIA_MIMETYPE_VIDEO_VP8, OMX_VIDEO_CodingVP8 },
2160    { MEDIA_MIMETYPE_VIDEO_VP9, OMX_VIDEO_CodingVP9 },
2161};
2162
2163static status_t GetVideoCodingTypeFromMime(
2164        const char *mime, OMX_VIDEO_CODINGTYPE *codingType) {
2165    for (size_t i = 0;
2166         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
2167         ++i) {
2168        if (!strcasecmp(mime, kVideoCodingMapEntry[i].mMime)) {
2169            *codingType = kVideoCodingMapEntry[i].mVideoCodingType;
2170            return OK;
2171        }
2172    }
2173
2174    *codingType = OMX_VIDEO_CodingUnused;
2175
2176    return ERROR_UNSUPPORTED;
2177}
2178
2179static status_t GetMimeTypeForVideoCoding(
2180        OMX_VIDEO_CODINGTYPE codingType, AString *mime) {
2181    for (size_t i = 0;
2182         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
2183         ++i) {
2184        if (codingType == kVideoCodingMapEntry[i].mVideoCodingType) {
2185            *mime = kVideoCodingMapEntry[i].mMime;
2186            return OK;
2187        }
2188    }
2189
2190    mime->clear();
2191
2192    return ERROR_UNSUPPORTED;
2193}
2194
2195status_t ACodec::setupVideoDecoder(
2196        const char *mime, const sp<AMessage> &msg) {
2197    int32_t width, height;
2198    if (!msg->findInt32("width", &width)
2199            || !msg->findInt32("height", &height)) {
2200        return INVALID_OPERATION;
2201    }
2202
2203    OMX_VIDEO_CODINGTYPE compressionFormat;
2204    status_t err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2205
2206    if (err != OK) {
2207        return err;
2208    }
2209
2210    err = setVideoPortFormatType(
2211            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
2212
2213    if (err != OK) {
2214        return err;
2215    }
2216
2217    int32_t tmp;
2218    if (msg->findInt32("color-format", &tmp)) {
2219        OMX_COLOR_FORMATTYPE colorFormat =
2220            static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2221        err = setVideoPortFormatType(
2222                kPortIndexOutput, OMX_VIDEO_CodingUnused, colorFormat);
2223        if (err != OK) {
2224            ALOGW("[%s] does not support color format %d",
2225                  mComponentName.c_str(), colorFormat);
2226            err = setSupportedOutputFormat();
2227        }
2228    } else {
2229        err = setSupportedOutputFormat();
2230    }
2231
2232    if (err != OK) {
2233        return err;
2234    }
2235
2236    int32_t frameRateInt;
2237    float frameRateFloat;
2238    if (!msg->findFloat("frame-rate", &frameRateFloat)) {
2239        if (!msg->findInt32("frame-rate", &frameRateInt)) {
2240            frameRateInt = -1;
2241        }
2242        frameRateFloat = (float)frameRateInt;
2243    }
2244
2245    err = setVideoFormatOnPort(
2246            kPortIndexInput, width, height, compressionFormat, frameRateFloat);
2247
2248    if (err != OK) {
2249        return err;
2250    }
2251
2252    err = setVideoFormatOnPort(
2253            kPortIndexOutput, width, height, OMX_VIDEO_CodingUnused);
2254
2255    if (err != OK) {
2256        return err;
2257    }
2258
2259    return OK;
2260}
2261
2262status_t ACodec::setupVideoEncoder(const char *mime, const sp<AMessage> &msg) {
2263    int32_t tmp;
2264    if (!msg->findInt32("color-format", &tmp)) {
2265        return INVALID_OPERATION;
2266    }
2267
2268    OMX_COLOR_FORMATTYPE colorFormat =
2269        static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2270
2271    status_t err = setVideoPortFormatType(
2272            kPortIndexInput, OMX_VIDEO_CodingUnused, colorFormat);
2273
2274    if (err != OK) {
2275        ALOGE("[%s] does not support color format %d",
2276              mComponentName.c_str(), colorFormat);
2277
2278        return err;
2279    }
2280
2281    /* Input port configuration */
2282
2283    OMX_PARAM_PORTDEFINITIONTYPE def;
2284    InitOMXParams(&def);
2285
2286    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2287
2288    def.nPortIndex = kPortIndexInput;
2289
2290    err = mOMX->getParameter(
2291            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2292
2293    if (err != OK) {
2294        return err;
2295    }
2296
2297    int32_t width, height, bitrate;
2298    if (!msg->findInt32("width", &width)
2299            || !msg->findInt32("height", &height)
2300            || !msg->findInt32("bitrate", &bitrate)) {
2301        return INVALID_OPERATION;
2302    }
2303
2304    video_def->nFrameWidth = width;
2305    video_def->nFrameHeight = height;
2306
2307    int32_t stride;
2308    if (!msg->findInt32("stride", &stride)) {
2309        stride = width;
2310    }
2311
2312    video_def->nStride = stride;
2313
2314    int32_t sliceHeight;
2315    if (!msg->findInt32("slice-height", &sliceHeight)) {
2316        sliceHeight = height;
2317    }
2318
2319    video_def->nSliceHeight = sliceHeight;
2320
2321    def.nBufferSize = (video_def->nStride * video_def->nSliceHeight * 3) / 2;
2322
2323    float frameRate;
2324    if (!msg->findFloat("frame-rate", &frameRate)) {
2325        int32_t tmp;
2326        if (!msg->findInt32("frame-rate", &tmp)) {
2327            return INVALID_OPERATION;
2328        }
2329        frameRate = (float)tmp;
2330        mTimePerFrameUs = (int64_t) (1000000.0f / frameRate);
2331    }
2332
2333    video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
2334    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
2335    // this is redundant as it was already set up in setVideoPortFormatType
2336    // FIXME for now skip this only for flexible YUV formats
2337    if (colorFormat != OMX_COLOR_FormatYUV420Flexible) {
2338        video_def->eColorFormat = colorFormat;
2339    }
2340
2341    err = mOMX->setParameter(
2342            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2343
2344    if (err != OK) {
2345        ALOGE("[%s] failed to set input port definition parameters.",
2346              mComponentName.c_str());
2347
2348        return err;
2349    }
2350
2351    /* Output port configuration */
2352
2353    OMX_VIDEO_CODINGTYPE compressionFormat;
2354    err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2355
2356    if (err != OK) {
2357        return err;
2358    }
2359
2360    err = setVideoPortFormatType(
2361            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
2362
2363    if (err != OK) {
2364        ALOGE("[%s] does not support compression format %d",
2365             mComponentName.c_str(), compressionFormat);
2366
2367        return err;
2368    }
2369
2370    def.nPortIndex = kPortIndexOutput;
2371
2372    err = mOMX->getParameter(
2373            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2374
2375    if (err != OK) {
2376        return err;
2377    }
2378
2379    video_def->nFrameWidth = width;
2380    video_def->nFrameHeight = height;
2381    video_def->xFramerate = 0;
2382    video_def->nBitrate = bitrate;
2383    video_def->eCompressionFormat = compressionFormat;
2384    video_def->eColorFormat = OMX_COLOR_FormatUnused;
2385
2386    err = mOMX->setParameter(
2387            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2388
2389    if (err != OK) {
2390        ALOGE("[%s] failed to set output port definition parameters.",
2391              mComponentName.c_str());
2392
2393        return err;
2394    }
2395
2396    switch (compressionFormat) {
2397        case OMX_VIDEO_CodingMPEG4:
2398            err = setupMPEG4EncoderParameters(msg);
2399            break;
2400
2401        case OMX_VIDEO_CodingH263:
2402            err = setupH263EncoderParameters(msg);
2403            break;
2404
2405        case OMX_VIDEO_CodingAVC:
2406            err = setupAVCEncoderParameters(msg);
2407            break;
2408
2409        case OMX_VIDEO_CodingHEVC:
2410            err = setupHEVCEncoderParameters(msg);
2411            break;
2412
2413        case OMX_VIDEO_CodingVP8:
2414        case OMX_VIDEO_CodingVP9:
2415            err = setupVPXEncoderParameters(msg);
2416            break;
2417
2418        default:
2419            break;
2420    }
2421
2422    ALOGI("setupVideoEncoder succeeded");
2423
2424    return err;
2425}
2426
2427status_t ACodec::setCyclicIntraMacroblockRefresh(const sp<AMessage> &msg, int32_t mode) {
2428    OMX_VIDEO_PARAM_INTRAREFRESHTYPE params;
2429    InitOMXParams(&params);
2430    params.nPortIndex = kPortIndexOutput;
2431
2432    params.eRefreshMode = static_cast<OMX_VIDEO_INTRAREFRESHTYPE>(mode);
2433
2434    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshCyclic ||
2435            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2436        int32_t mbs;
2437        if (!msg->findInt32("intra-refresh-CIR-mbs", &mbs)) {
2438            return INVALID_OPERATION;
2439        }
2440        params.nCirMBs = mbs;
2441    }
2442
2443    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshAdaptive ||
2444            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2445        int32_t mbs;
2446        if (!msg->findInt32("intra-refresh-AIR-mbs", &mbs)) {
2447            return INVALID_OPERATION;
2448        }
2449        params.nAirMBs = mbs;
2450
2451        int32_t ref;
2452        if (!msg->findInt32("intra-refresh-AIR-ref", &ref)) {
2453            return INVALID_OPERATION;
2454        }
2455        params.nAirRef = ref;
2456    }
2457
2458    status_t err = mOMX->setParameter(
2459            mNode, OMX_IndexParamVideoIntraRefresh,
2460            &params, sizeof(params));
2461    return err;
2462}
2463
2464static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
2465    if (iFramesInterval < 0) {
2466        return 0xFFFFFFFF;
2467    } else if (iFramesInterval == 0) {
2468        return 0;
2469    }
2470    OMX_U32 ret = frameRate * iFramesInterval;
2471    return ret;
2472}
2473
2474static OMX_VIDEO_CONTROLRATETYPE getBitrateMode(const sp<AMessage> &msg) {
2475    int32_t tmp;
2476    if (!msg->findInt32("bitrate-mode", &tmp)) {
2477        return OMX_Video_ControlRateVariable;
2478    }
2479
2480    return static_cast<OMX_VIDEO_CONTROLRATETYPE>(tmp);
2481}
2482
2483status_t ACodec::setupMPEG4EncoderParameters(const sp<AMessage> &msg) {
2484    int32_t bitrate, iFrameInterval;
2485    if (!msg->findInt32("bitrate", &bitrate)
2486            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2487        return INVALID_OPERATION;
2488    }
2489
2490    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2491
2492    float frameRate;
2493    if (!msg->findFloat("frame-rate", &frameRate)) {
2494        int32_t tmp;
2495        if (!msg->findInt32("frame-rate", &tmp)) {
2496            return INVALID_OPERATION;
2497        }
2498        frameRate = (float)tmp;
2499    }
2500
2501    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
2502    InitOMXParams(&mpeg4type);
2503    mpeg4type.nPortIndex = kPortIndexOutput;
2504
2505    status_t err = mOMX->getParameter(
2506            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2507
2508    if (err != OK) {
2509        return err;
2510    }
2511
2512    mpeg4type.nSliceHeaderSpacing = 0;
2513    mpeg4type.bSVH = OMX_FALSE;
2514    mpeg4type.bGov = OMX_FALSE;
2515
2516    mpeg4type.nAllowedPictureTypes =
2517        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2518
2519    mpeg4type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2520    if (mpeg4type.nPFrames == 0) {
2521        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2522    }
2523    mpeg4type.nBFrames = 0;
2524    mpeg4type.nIDCVLCThreshold = 0;
2525    mpeg4type.bACPred = OMX_TRUE;
2526    mpeg4type.nMaxPacketSize = 256;
2527    mpeg4type.nTimeIncRes = 1000;
2528    mpeg4type.nHeaderExtension = 0;
2529    mpeg4type.bReversibleVLC = OMX_FALSE;
2530
2531    int32_t profile;
2532    if (msg->findInt32("profile", &profile)) {
2533        int32_t level;
2534        if (!msg->findInt32("level", &level)) {
2535            return INVALID_OPERATION;
2536        }
2537
2538        err = verifySupportForProfileAndLevel(profile, level);
2539
2540        if (err != OK) {
2541            return err;
2542        }
2543
2544        mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profile);
2545        mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(level);
2546    }
2547
2548    err = mOMX->setParameter(
2549            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2550
2551    if (err != OK) {
2552        return err;
2553    }
2554
2555    err = configureBitrate(bitrate, bitrateMode);
2556
2557    if (err != OK) {
2558        return err;
2559    }
2560
2561    return setupErrorCorrectionParameters();
2562}
2563
2564status_t ACodec::setupH263EncoderParameters(const sp<AMessage> &msg) {
2565    int32_t bitrate, iFrameInterval;
2566    if (!msg->findInt32("bitrate", &bitrate)
2567            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2568        return INVALID_OPERATION;
2569    }
2570
2571    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2572
2573    float frameRate;
2574    if (!msg->findFloat("frame-rate", &frameRate)) {
2575        int32_t tmp;
2576        if (!msg->findInt32("frame-rate", &tmp)) {
2577            return INVALID_OPERATION;
2578        }
2579        frameRate = (float)tmp;
2580    }
2581
2582    OMX_VIDEO_PARAM_H263TYPE h263type;
2583    InitOMXParams(&h263type);
2584    h263type.nPortIndex = kPortIndexOutput;
2585
2586    status_t err = mOMX->getParameter(
2587            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2588
2589    if (err != OK) {
2590        return err;
2591    }
2592
2593    h263type.nAllowedPictureTypes =
2594        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2595
2596    h263type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2597    if (h263type.nPFrames == 0) {
2598        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2599    }
2600    h263type.nBFrames = 0;
2601
2602    int32_t profile;
2603    if (msg->findInt32("profile", &profile)) {
2604        int32_t level;
2605        if (!msg->findInt32("level", &level)) {
2606            return INVALID_OPERATION;
2607        }
2608
2609        err = verifySupportForProfileAndLevel(profile, level);
2610
2611        if (err != OK) {
2612            return err;
2613        }
2614
2615        h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profile);
2616        h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(level);
2617    }
2618
2619    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
2620    h263type.bForceRoundingTypeToZero = OMX_FALSE;
2621    h263type.nPictureHeaderRepetition = 0;
2622    h263type.nGOBHeaderInterval = 0;
2623
2624    err = mOMX->setParameter(
2625            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2626
2627    if (err != OK) {
2628        return err;
2629    }
2630
2631    err = configureBitrate(bitrate, bitrateMode);
2632
2633    if (err != OK) {
2634        return err;
2635    }
2636
2637    return setupErrorCorrectionParameters();
2638}
2639
2640// static
2641int /* OMX_VIDEO_AVCLEVELTYPE */ ACodec::getAVCLevelFor(
2642        int width, int height, int rate, int bitrate,
2643        OMX_VIDEO_AVCPROFILETYPE profile) {
2644    // convert bitrate to main/baseline profile kbps equivalent
2645    switch (profile) {
2646        case OMX_VIDEO_AVCProfileHigh10:
2647            bitrate = divUp(bitrate, 3000); break;
2648        case OMX_VIDEO_AVCProfileHigh:
2649            bitrate = divUp(bitrate, 1250); break;
2650        default:
2651            bitrate = divUp(bitrate, 1000); break;
2652    }
2653
2654    // convert size and rate to MBs
2655    width = divUp(width, 16);
2656    height = divUp(height, 16);
2657    int mbs = width * height;
2658    rate *= mbs;
2659    int maxDimension = max(width, height);
2660
2661    static const int limits[][5] = {
2662        /*   MBps     MB   dim  bitrate        level */
2663        {    1485,    99,  28,     64, OMX_VIDEO_AVCLevel1  },
2664        {    1485,    99,  28,    128, OMX_VIDEO_AVCLevel1b },
2665        {    3000,   396,  56,    192, OMX_VIDEO_AVCLevel11 },
2666        {    6000,   396,  56,    384, OMX_VIDEO_AVCLevel12 },
2667        {   11880,   396,  56,    768, OMX_VIDEO_AVCLevel13 },
2668        {   11880,   396,  56,   2000, OMX_VIDEO_AVCLevel2  },
2669        {   19800,   792,  79,   4000, OMX_VIDEO_AVCLevel21 },
2670        {   20250,  1620, 113,   4000, OMX_VIDEO_AVCLevel22 },
2671        {   40500,  1620, 113,  10000, OMX_VIDEO_AVCLevel3  },
2672        {  108000,  3600, 169,  14000, OMX_VIDEO_AVCLevel31 },
2673        {  216000,  5120, 202,  20000, OMX_VIDEO_AVCLevel32 },
2674        {  245760,  8192, 256,  20000, OMX_VIDEO_AVCLevel4  },
2675        {  245760,  8192, 256,  50000, OMX_VIDEO_AVCLevel41 },
2676        {  522240,  8704, 263,  50000, OMX_VIDEO_AVCLevel42 },
2677        {  589824, 22080, 420, 135000, OMX_VIDEO_AVCLevel5  },
2678        {  983040, 36864, 543, 240000, OMX_VIDEO_AVCLevel51 },
2679        { 2073600, 36864, 543, 240000, OMX_VIDEO_AVCLevel52 },
2680    };
2681
2682    for (size_t i = 0; i < ARRAY_SIZE(limits); i++) {
2683        const int (&limit)[5] = limits[i];
2684        if (rate <= limit[0] && mbs <= limit[1] && maxDimension <= limit[2]
2685                && bitrate <= limit[3]) {
2686            return limit[4];
2687        }
2688    }
2689    return 0;
2690}
2691
2692status_t ACodec::setupAVCEncoderParameters(const sp<AMessage> &msg) {
2693    int32_t bitrate, iFrameInterval;
2694    if (!msg->findInt32("bitrate", &bitrate)
2695            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2696        return INVALID_OPERATION;
2697    }
2698
2699    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2700
2701    float frameRate;
2702    if (!msg->findFloat("frame-rate", &frameRate)) {
2703        int32_t tmp;
2704        if (!msg->findInt32("frame-rate", &tmp)) {
2705            return INVALID_OPERATION;
2706        }
2707        frameRate = (float)tmp;
2708    }
2709
2710    status_t err = OK;
2711    int32_t intraRefreshMode = 0;
2712    if (msg->findInt32("intra-refresh-mode", &intraRefreshMode)) {
2713        err = setCyclicIntraMacroblockRefresh(msg, intraRefreshMode);
2714        if (err != OK) {
2715            ALOGE("Setting intra macroblock refresh mode (%d) failed: 0x%x",
2716                    err, intraRefreshMode);
2717            return err;
2718        }
2719    }
2720
2721    OMX_VIDEO_PARAM_AVCTYPE h264type;
2722    InitOMXParams(&h264type);
2723    h264type.nPortIndex = kPortIndexOutput;
2724
2725    err = mOMX->getParameter(
2726            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2727
2728    if (err != OK) {
2729        return err;
2730    }
2731
2732    h264type.nAllowedPictureTypes =
2733        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2734
2735    int32_t profile;
2736    if (msg->findInt32("profile", &profile)) {
2737        int32_t level;
2738        if (!msg->findInt32("level", &level)) {
2739            return INVALID_OPERATION;
2740        }
2741
2742        err = verifySupportForProfileAndLevel(profile, level);
2743
2744        if (err != OK) {
2745            return err;
2746        }
2747
2748        h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profile);
2749        h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(level);
2750    }
2751
2752    // XXX
2753    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
2754        ALOGW("Use baseline profile instead of %d for AVC recording",
2755            h264type.eProfile);
2756        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
2757    }
2758
2759    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
2760        h264type.nSliceHeaderSpacing = 0;
2761        h264type.bUseHadamard = OMX_TRUE;
2762        h264type.nRefFrames = 1;
2763        h264type.nBFrames = 0;
2764        h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2765        if (h264type.nPFrames == 0) {
2766            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2767        }
2768        h264type.nRefIdx10ActiveMinus1 = 0;
2769        h264type.nRefIdx11ActiveMinus1 = 0;
2770        h264type.bEntropyCodingCABAC = OMX_FALSE;
2771        h264type.bWeightedPPrediction = OMX_FALSE;
2772        h264type.bconstIpred = OMX_FALSE;
2773        h264type.bDirect8x8Inference = OMX_FALSE;
2774        h264type.bDirectSpatialTemporal = OMX_FALSE;
2775        h264type.nCabacInitIdc = 0;
2776    }
2777
2778    if (h264type.nBFrames != 0) {
2779        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
2780    }
2781
2782    h264type.bEnableUEP = OMX_FALSE;
2783    h264type.bEnableFMO = OMX_FALSE;
2784    h264type.bEnableASO = OMX_FALSE;
2785    h264type.bEnableRS = OMX_FALSE;
2786    h264type.bFrameMBsOnly = OMX_TRUE;
2787    h264type.bMBAFF = OMX_FALSE;
2788    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
2789
2790    err = mOMX->setParameter(
2791            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2792
2793    if (err != OK) {
2794        return err;
2795    }
2796
2797    return configureBitrate(bitrate, bitrateMode);
2798}
2799
2800status_t ACodec::setupHEVCEncoderParameters(const sp<AMessage> &msg) {
2801    int32_t bitrate, iFrameInterval;
2802    if (!msg->findInt32("bitrate", &bitrate)
2803            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2804        return INVALID_OPERATION;
2805    }
2806
2807    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2808
2809    float frameRate;
2810    if (!msg->findFloat("frame-rate", &frameRate)) {
2811        int32_t tmp;
2812        if (!msg->findInt32("frame-rate", &tmp)) {
2813            return INVALID_OPERATION;
2814        }
2815        frameRate = (float)tmp;
2816    }
2817
2818    OMX_VIDEO_PARAM_HEVCTYPE hevcType;
2819    InitOMXParams(&hevcType);
2820    hevcType.nPortIndex = kPortIndexOutput;
2821
2822    status_t err = OK;
2823    err = mOMX->getParameter(
2824            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2825    if (err != OK) {
2826        return err;
2827    }
2828
2829    int32_t profile;
2830    if (msg->findInt32("profile", &profile)) {
2831        int32_t level;
2832        if (!msg->findInt32("level", &level)) {
2833            return INVALID_OPERATION;
2834        }
2835
2836        err = verifySupportForProfileAndLevel(profile, level);
2837        if (err != OK) {
2838            return err;
2839        }
2840
2841        hevcType.eProfile = static_cast<OMX_VIDEO_HEVCPROFILETYPE>(profile);
2842        hevcType.eLevel = static_cast<OMX_VIDEO_HEVCLEVELTYPE>(level);
2843    }
2844
2845    // TODO: Need OMX structure definition for setting iFrameInterval
2846
2847    err = mOMX->setParameter(
2848            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2849    if (err != OK) {
2850        return err;
2851    }
2852
2853    return configureBitrate(bitrate, bitrateMode);
2854}
2855
2856status_t ACodec::setupVPXEncoderParameters(const sp<AMessage> &msg) {
2857    int32_t bitrate;
2858    int32_t iFrameInterval = 0;
2859    size_t tsLayers = 0;
2860    OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE pattern =
2861        OMX_VIDEO_VPXTemporalLayerPatternNone;
2862    static const uint32_t kVp8LayerRateAlloction
2863        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS]
2864        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS] = {
2865        {100, 100, 100},  // 1 layer
2866        { 60, 100, 100},  // 2 layers {60%, 40%}
2867        { 40,  60, 100},  // 3 layers {40%, 20%, 40%}
2868    };
2869    if (!msg->findInt32("bitrate", &bitrate)) {
2870        return INVALID_OPERATION;
2871    }
2872    msg->findInt32("i-frame-interval", &iFrameInterval);
2873
2874    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2875
2876    float frameRate;
2877    if (!msg->findFloat("frame-rate", &frameRate)) {
2878        int32_t tmp;
2879        if (!msg->findInt32("frame-rate", &tmp)) {
2880            return INVALID_OPERATION;
2881        }
2882        frameRate = (float)tmp;
2883    }
2884
2885    AString tsSchema;
2886    if (msg->findString("ts-schema", &tsSchema)) {
2887        if (tsSchema == "webrtc.vp8.1-layer") {
2888            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2889            tsLayers = 1;
2890        } else if (tsSchema == "webrtc.vp8.2-layer") {
2891            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2892            tsLayers = 2;
2893        } else if (tsSchema == "webrtc.vp8.3-layer") {
2894            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2895            tsLayers = 3;
2896        } else {
2897            ALOGW("Unsupported ts-schema [%s]", tsSchema.c_str());
2898        }
2899    }
2900
2901    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2902    InitOMXParams(&vp8type);
2903    vp8type.nPortIndex = kPortIndexOutput;
2904    status_t err = mOMX->getParameter(
2905            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2906            &vp8type, sizeof(vp8type));
2907
2908    if (err == OK) {
2909        if (iFrameInterval > 0) {
2910            vp8type.nKeyFrameInterval = setPFramesSpacing(iFrameInterval, frameRate);
2911        }
2912        vp8type.eTemporalPattern = pattern;
2913        vp8type.nTemporalLayerCount = tsLayers;
2914        if (tsLayers > 0) {
2915            for (size_t i = 0; i < OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS; i++) {
2916                vp8type.nTemporalLayerBitrateRatio[i] =
2917                    kVp8LayerRateAlloction[tsLayers - 1][i];
2918            }
2919        }
2920        if (bitrateMode == OMX_Video_ControlRateConstant) {
2921            vp8type.nMinQuantizer = 2;
2922            vp8type.nMaxQuantizer = 63;
2923        }
2924
2925        err = mOMX->setParameter(
2926                mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2927                &vp8type, sizeof(vp8type));
2928        if (err != OK) {
2929            ALOGW("Extended VP8 parameters set failed: %d", err);
2930        }
2931    }
2932
2933    return configureBitrate(bitrate, bitrateMode);
2934}
2935
2936status_t ACodec::verifySupportForProfileAndLevel(
2937        int32_t profile, int32_t level) {
2938    OMX_VIDEO_PARAM_PROFILELEVELTYPE params;
2939    InitOMXParams(&params);
2940    params.nPortIndex = kPortIndexOutput;
2941
2942    for (params.nProfileIndex = 0;; ++params.nProfileIndex) {
2943        status_t err = mOMX->getParameter(
2944                mNode,
2945                OMX_IndexParamVideoProfileLevelQuerySupported,
2946                &params,
2947                sizeof(params));
2948
2949        if (err != OK) {
2950            return err;
2951        }
2952
2953        int32_t supportedProfile = static_cast<int32_t>(params.eProfile);
2954        int32_t supportedLevel = static_cast<int32_t>(params.eLevel);
2955
2956        if (profile == supportedProfile && level <= supportedLevel) {
2957            return OK;
2958        }
2959    }
2960}
2961
2962status_t ACodec::configureBitrate(
2963        int32_t bitrate, OMX_VIDEO_CONTROLRATETYPE bitrateMode) {
2964    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
2965    InitOMXParams(&bitrateType);
2966    bitrateType.nPortIndex = kPortIndexOutput;
2967
2968    status_t err = mOMX->getParameter(
2969            mNode, OMX_IndexParamVideoBitrate,
2970            &bitrateType, sizeof(bitrateType));
2971
2972    if (err != OK) {
2973        return err;
2974    }
2975
2976    bitrateType.eControlRate = bitrateMode;
2977    bitrateType.nTargetBitrate = bitrate;
2978
2979    return mOMX->setParameter(
2980            mNode, OMX_IndexParamVideoBitrate,
2981            &bitrateType, sizeof(bitrateType));
2982}
2983
2984status_t ACodec::setupErrorCorrectionParameters() {
2985    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
2986    InitOMXParams(&errorCorrectionType);
2987    errorCorrectionType.nPortIndex = kPortIndexOutput;
2988
2989    status_t err = mOMX->getParameter(
2990            mNode, OMX_IndexParamVideoErrorCorrection,
2991            &errorCorrectionType, sizeof(errorCorrectionType));
2992
2993    if (err != OK) {
2994        return OK;  // Optional feature. Ignore this failure
2995    }
2996
2997    errorCorrectionType.bEnableHEC = OMX_FALSE;
2998    errorCorrectionType.bEnableResync = OMX_TRUE;
2999    errorCorrectionType.nResynchMarkerSpacing = 256;
3000    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
3001    errorCorrectionType.bEnableRVLC = OMX_FALSE;
3002
3003    return mOMX->setParameter(
3004            mNode, OMX_IndexParamVideoErrorCorrection,
3005            &errorCorrectionType, sizeof(errorCorrectionType));
3006}
3007
3008status_t ACodec::setVideoFormatOnPort(
3009        OMX_U32 portIndex,
3010        int32_t width, int32_t height, OMX_VIDEO_CODINGTYPE compressionFormat,
3011        float frameRate) {
3012    OMX_PARAM_PORTDEFINITIONTYPE def;
3013    InitOMXParams(&def);
3014    def.nPortIndex = portIndex;
3015
3016    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
3017
3018    status_t err = mOMX->getParameter(
3019            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3020
3021    CHECK_EQ(err, (status_t)OK);
3022
3023    if (portIndex == kPortIndexInput) {
3024        // XXX Need a (much) better heuristic to compute input buffer sizes.
3025        const size_t X = 64 * 1024;
3026        if (def.nBufferSize < X) {
3027            def.nBufferSize = X;
3028        }
3029    }
3030
3031    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
3032
3033    video_def->nFrameWidth = width;
3034    video_def->nFrameHeight = height;
3035
3036    if (portIndex == kPortIndexInput) {
3037        video_def->eCompressionFormat = compressionFormat;
3038        video_def->eColorFormat = OMX_COLOR_FormatUnused;
3039        if (frameRate >= 0) {
3040            video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
3041        }
3042    }
3043
3044    err = mOMX->setParameter(
3045            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3046
3047    return err;
3048}
3049
3050status_t ACodec::initNativeWindow() {
3051    if (mNativeWindow != NULL) {
3052        return mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
3053    }
3054
3055    mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_FALSE);
3056    return OK;
3057}
3058
3059size_t ACodec::countBuffersOwnedByComponent(OMX_U32 portIndex) const {
3060    size_t n = 0;
3061
3062    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
3063        const BufferInfo &info = mBuffers[portIndex].itemAt(i);
3064
3065        if (info.mStatus == BufferInfo::OWNED_BY_COMPONENT) {
3066            ++n;
3067        }
3068    }
3069
3070    return n;
3071}
3072
3073size_t ACodec::countBuffersOwnedByNativeWindow() const {
3074    size_t n = 0;
3075
3076    for (size_t i = 0; i < mBuffers[kPortIndexOutput].size(); ++i) {
3077        const BufferInfo &info = mBuffers[kPortIndexOutput].itemAt(i);
3078
3079        if (info.mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3080            ++n;
3081        }
3082    }
3083
3084    return n;
3085}
3086
3087void ACodec::waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs() {
3088    if (mNativeWindow == NULL) {
3089        return;
3090    }
3091
3092    while (countBuffersOwnedByNativeWindow() > mNumUndequeuedBuffers
3093            && dequeueBufferFromNativeWindow() != NULL) {
3094        // these buffers will be submitted as regular buffers; account for this
3095        if (mStoreMetaDataInOutputBuffers && mMetaDataBuffersToSubmit > 0) {
3096            --mMetaDataBuffersToSubmit;
3097        }
3098    }
3099}
3100
3101bool ACodec::allYourBuffersAreBelongToUs(
3102        OMX_U32 portIndex) {
3103    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
3104        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
3105
3106        if (info->mStatus != BufferInfo::OWNED_BY_US
3107                && info->mStatus != BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3108            ALOGV("[%s] Buffer %u on port %u still has status %d",
3109                    mComponentName.c_str(),
3110                    info->mBufferID, portIndex, info->mStatus);
3111            return false;
3112        }
3113    }
3114
3115    return true;
3116}
3117
3118bool ACodec::allYourBuffersAreBelongToUs() {
3119    return allYourBuffersAreBelongToUs(kPortIndexInput)
3120        && allYourBuffersAreBelongToUs(kPortIndexOutput);
3121}
3122
3123void ACodec::deferMessage(const sp<AMessage> &msg) {
3124    bool wasEmptyBefore = mDeferredQueue.empty();
3125    mDeferredQueue.push_back(msg);
3126}
3127
3128void ACodec::processDeferredMessages() {
3129    List<sp<AMessage> > queue = mDeferredQueue;
3130    mDeferredQueue.clear();
3131
3132    List<sp<AMessage> >::iterator it = queue.begin();
3133    while (it != queue.end()) {
3134        onMessageReceived(*it++);
3135    }
3136}
3137
3138// static
3139bool ACodec::describeDefaultColorFormat(DescribeColorFormatParams &params) {
3140    MediaImage &image = params.sMediaImage;
3141    memset(&image, 0, sizeof(image));
3142
3143    image.mType = MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
3144    image.mNumPlanes = 0;
3145
3146    const OMX_COLOR_FORMATTYPE fmt = params.eColorFormat;
3147    image.mWidth = params.nFrameWidth;
3148    image.mHeight = params.nFrameHeight;
3149
3150    // only supporting YUV420
3151    if (fmt != OMX_COLOR_FormatYUV420Planar &&
3152        fmt != OMX_COLOR_FormatYUV420PackedPlanar &&
3153        fmt != OMX_COLOR_FormatYUV420SemiPlanar &&
3154        fmt != OMX_COLOR_FormatYUV420PackedSemiPlanar) {
3155        ALOGW("do not know color format 0x%x = %d", fmt, fmt);
3156        return false;
3157    }
3158
3159    // TEMPORARY FIX for some vendors that advertise sliceHeight as 0
3160    if (params.nStride != 0 && params.nSliceHeight == 0) {
3161        ALOGW("using sliceHeight=%u instead of what codec advertised (=0)",
3162                params.nFrameHeight);
3163        params.nSliceHeight = params.nFrameHeight;
3164    }
3165
3166    // we need stride and slice-height to be non-zero
3167    if (params.nStride == 0 || params.nSliceHeight == 0) {
3168        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
3169                fmt, fmt, params.nStride, params.nSliceHeight);
3170        return false;
3171    }
3172
3173    // set-up YUV format
3174    image.mType = MediaImage::MEDIA_IMAGE_TYPE_YUV;
3175    image.mNumPlanes = 3;
3176    image.mBitDepth = 8;
3177    image.mPlane[image.Y].mOffset = 0;
3178    image.mPlane[image.Y].mColInc = 1;
3179    image.mPlane[image.Y].mRowInc = params.nStride;
3180    image.mPlane[image.Y].mHorizSubsampling = 1;
3181    image.mPlane[image.Y].mVertSubsampling = 1;
3182
3183    switch (fmt) {
3184        case OMX_COLOR_FormatYUV420Planar: // used for YV12
3185        case OMX_COLOR_FormatYUV420PackedPlanar:
3186            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
3187            image.mPlane[image.U].mColInc = 1;
3188            image.mPlane[image.U].mRowInc = params.nStride / 2;
3189            image.mPlane[image.U].mHorizSubsampling = 2;
3190            image.mPlane[image.U].mVertSubsampling = 2;
3191
3192            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset
3193                    + (params.nStride * params.nSliceHeight / 4);
3194            image.mPlane[image.V].mColInc = 1;
3195            image.mPlane[image.V].mRowInc = params.nStride / 2;
3196            image.mPlane[image.V].mHorizSubsampling = 2;
3197            image.mPlane[image.V].mVertSubsampling = 2;
3198            break;
3199
3200        case OMX_COLOR_FormatYUV420SemiPlanar:
3201            // FIXME: NV21 for sw-encoder, NV12 for decoder and hw-encoder
3202        case OMX_COLOR_FormatYUV420PackedSemiPlanar:
3203            // NV12
3204            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
3205            image.mPlane[image.U].mColInc = 2;
3206            image.mPlane[image.U].mRowInc = params.nStride;
3207            image.mPlane[image.U].mHorizSubsampling = 2;
3208            image.mPlane[image.U].mVertSubsampling = 2;
3209
3210            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset + 1;
3211            image.mPlane[image.V].mColInc = 2;
3212            image.mPlane[image.V].mRowInc = params.nStride;
3213            image.mPlane[image.V].mHorizSubsampling = 2;
3214            image.mPlane[image.V].mVertSubsampling = 2;
3215            break;
3216
3217        default:
3218            TRESPASS();
3219    }
3220    return true;
3221}
3222
3223// static
3224bool ACodec::describeColorFormat(
3225        const sp<IOMX> &omx, IOMX::node_id node,
3226        DescribeColorFormatParams &describeParams)
3227{
3228    OMX_INDEXTYPE describeColorFormatIndex;
3229    if (omx->getExtensionIndex(
3230            node, "OMX.google.android.index.describeColorFormat",
3231            &describeColorFormatIndex) != OK ||
3232        omx->getParameter(
3233            node, describeColorFormatIndex,
3234            &describeParams, sizeof(describeParams)) != OK) {
3235        return describeDefaultColorFormat(describeParams);
3236    }
3237    return describeParams.sMediaImage.mType !=
3238            MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
3239}
3240
3241// static
3242bool ACodec::isFlexibleColorFormat(
3243         const sp<IOMX> &omx, IOMX::node_id node,
3244         uint32_t colorFormat, OMX_U32 *flexibleEquivalent) {
3245    DescribeColorFormatParams describeParams;
3246    InitOMXParams(&describeParams);
3247    describeParams.eColorFormat = (OMX_COLOR_FORMATTYPE)colorFormat;
3248    // reasonable dummy values
3249    describeParams.nFrameWidth = 128;
3250    describeParams.nFrameHeight = 128;
3251    describeParams.nStride = 128;
3252    describeParams.nSliceHeight = 128;
3253
3254    CHECK(flexibleEquivalent != NULL);
3255
3256    if (!describeColorFormat(omx, node, describeParams)) {
3257        return false;
3258    }
3259
3260    const MediaImage &img = describeParams.sMediaImage;
3261    if (img.mType == MediaImage::MEDIA_IMAGE_TYPE_YUV) {
3262        if (img.mNumPlanes != 3 ||
3263            img.mPlane[img.Y].mHorizSubsampling != 1 ||
3264            img.mPlane[img.Y].mVertSubsampling != 1) {
3265            return false;
3266        }
3267
3268        // YUV 420
3269        if (img.mPlane[img.U].mHorizSubsampling == 2
3270                && img.mPlane[img.U].mVertSubsampling == 2
3271                && img.mPlane[img.V].mHorizSubsampling == 2
3272                && img.mPlane[img.V].mVertSubsampling == 2) {
3273            // possible flexible YUV420 format
3274            if (img.mBitDepth <= 8) {
3275               *flexibleEquivalent = OMX_COLOR_FormatYUV420Flexible;
3276               return true;
3277            }
3278        }
3279    }
3280    return false;
3281}
3282
3283status_t ACodec::getPortFormat(OMX_U32 portIndex, sp<AMessage> &notify) {
3284    // TODO: catch errors an return them instead of using CHECK
3285    OMX_PARAM_PORTDEFINITIONTYPE def;
3286    InitOMXParams(&def);
3287    def.nPortIndex = portIndex;
3288
3289    CHECK_EQ(mOMX->getParameter(
3290                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
3291             (status_t)OK);
3292
3293    CHECK_EQ((int)def.eDir,
3294            (int)(portIndex == kPortIndexOutput ? OMX_DirOutput : OMX_DirInput));
3295
3296    switch (def.eDomain) {
3297        case OMX_PortDomainVideo:
3298        {
3299            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3300            switch ((int)videoDef->eCompressionFormat) {
3301                case OMX_VIDEO_CodingUnused:
3302                {
3303                    CHECK(mIsEncoder ^ (portIndex == kPortIndexOutput));
3304                    notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
3305
3306                    notify->setInt32("stride", videoDef->nStride);
3307                    notify->setInt32("slice-height", videoDef->nSliceHeight);
3308                    notify->setInt32("color-format", videoDef->eColorFormat);
3309
3310                    DescribeColorFormatParams describeParams;
3311                    InitOMXParams(&describeParams);
3312                    describeParams.eColorFormat = videoDef->eColorFormat;
3313                    describeParams.nFrameWidth = videoDef->nFrameWidth;
3314                    describeParams.nFrameHeight = videoDef->nFrameHeight;
3315                    describeParams.nStride = videoDef->nStride;
3316                    describeParams.nSliceHeight = videoDef->nSliceHeight;
3317
3318                    if (describeColorFormat(mOMX, mNode, describeParams)) {
3319                        notify->setBuffer(
3320                                "image-data",
3321                                ABuffer::CreateAsCopy(
3322                                        &describeParams.sMediaImage,
3323                                        sizeof(describeParams.sMediaImage)));
3324                    }
3325
3326                    if (portIndex != kPortIndexOutput) {
3327                        // TODO: also get input crop
3328                        break;
3329                    }
3330
3331                    OMX_CONFIG_RECTTYPE rect;
3332                    InitOMXParams(&rect);
3333                    rect.nPortIndex = portIndex;
3334
3335                    if (mOMX->getConfig(
3336                                mNode,
3337                                (portIndex == kPortIndexOutput ?
3338                                        OMX_IndexConfigCommonOutputCrop :
3339                                        OMX_IndexConfigCommonInputCrop),
3340                                &rect, sizeof(rect)) != OK) {
3341                        rect.nLeft = 0;
3342                        rect.nTop = 0;
3343                        rect.nWidth = videoDef->nFrameWidth;
3344                        rect.nHeight = videoDef->nFrameHeight;
3345                    }
3346
3347                    CHECK_GE(rect.nLeft, 0);
3348                    CHECK_GE(rect.nTop, 0);
3349                    CHECK_GE(rect.nWidth, 0u);
3350                    CHECK_GE(rect.nHeight, 0u);
3351                    CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
3352                    CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
3353
3354                    notify->setRect(
3355                            "crop",
3356                            rect.nLeft,
3357                            rect.nTop,
3358                            rect.nLeft + rect.nWidth - 1,
3359                            rect.nTop + rect.nHeight - 1);
3360
3361                    break;
3362                }
3363
3364                case OMX_VIDEO_CodingVP8:
3365                case OMX_VIDEO_CodingVP9:
3366                {
3367                    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
3368                    InitOMXParams(&vp8type);
3369                    vp8type.nPortIndex = kPortIndexOutput;
3370                    status_t err = mOMX->getParameter(
3371                            mNode,
3372                            (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
3373                            &vp8type,
3374                            sizeof(vp8type));
3375
3376                    if (err == OK) {
3377                        AString tsSchema = "none";
3378                        if (vp8type.eTemporalPattern
3379                                == OMX_VIDEO_VPXTemporalLayerPatternWebRTC) {
3380                            switch (vp8type.nTemporalLayerCount) {
3381                                case 1:
3382                                {
3383                                    tsSchema = "webrtc.vp8.1-layer";
3384                                    break;
3385                                }
3386                                case 2:
3387                                {
3388                                    tsSchema = "webrtc.vp8.2-layer";
3389                                    break;
3390                                }
3391                                case 3:
3392                                {
3393                                    tsSchema = "webrtc.vp8.3-layer";
3394                                    break;
3395                                }
3396                                default:
3397                                {
3398                                    break;
3399                                }
3400                            }
3401                        }
3402                        notify->setString("ts-schema", tsSchema);
3403                    }
3404                    // Fall through to set up mime.
3405                }
3406
3407                default:
3408                {
3409                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
3410                    AString mime;
3411                    if (GetMimeTypeForVideoCoding(
3412                        videoDef->eCompressionFormat, &mime) != OK) {
3413                        notify->setString("mime", "application/octet-stream");
3414                    } else {
3415                        notify->setString("mime", mime.c_str());
3416                    }
3417                    break;
3418                }
3419            }
3420
3421            notify->setInt32("width", videoDef->nFrameWidth);
3422            notify->setInt32("height", videoDef->nFrameHeight);
3423            break;
3424        }
3425
3426        case OMX_PortDomainAudio:
3427        {
3428            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3429
3430            switch ((int)audioDef->eEncoding) {
3431                case OMX_AUDIO_CodingPCM:
3432                {
3433                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3434                    InitOMXParams(&params);
3435                    params.nPortIndex = portIndex;
3436
3437                    CHECK_EQ(mOMX->getParameter(
3438                                mNode, OMX_IndexParamAudioPcm,
3439                                &params, sizeof(params)),
3440                             (status_t)OK);
3441
3442                    CHECK_GT(params.nChannels, 0);
3443                    CHECK(params.nChannels == 1 || params.bInterleaved);
3444                    CHECK_EQ(params.nBitPerSample, 16u);
3445
3446                    CHECK_EQ((int)params.eNumData,
3447                             (int)OMX_NumericalDataSigned);
3448
3449                    CHECK_EQ((int)params.ePCMMode,
3450                             (int)OMX_AUDIO_PCMModeLinear);
3451
3452                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
3453                    notify->setInt32("channel-count", params.nChannels);
3454                    notify->setInt32("sample-rate", params.nSamplingRate);
3455
3456                    if (mChannelMaskPresent) {
3457                        notify->setInt32("channel-mask", mChannelMask);
3458                    }
3459                    break;
3460                }
3461
3462                case OMX_AUDIO_CodingAAC:
3463                {
3464                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
3465                    InitOMXParams(&params);
3466                    params.nPortIndex = portIndex;
3467
3468                    CHECK_EQ(mOMX->getParameter(
3469                                mNode, OMX_IndexParamAudioAac,
3470                                &params, sizeof(params)),
3471                             (status_t)OK);
3472
3473                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
3474                    notify->setInt32("channel-count", params.nChannels);
3475                    notify->setInt32("sample-rate", params.nSampleRate);
3476                    break;
3477                }
3478
3479                case OMX_AUDIO_CodingAMR:
3480                {
3481                    OMX_AUDIO_PARAM_AMRTYPE params;
3482                    InitOMXParams(&params);
3483                    params.nPortIndex = portIndex;
3484
3485                    CHECK_EQ(mOMX->getParameter(
3486                                mNode, OMX_IndexParamAudioAmr,
3487                                &params, sizeof(params)),
3488                             (status_t)OK);
3489
3490                    notify->setInt32("channel-count", 1);
3491                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
3492                        notify->setString(
3493                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
3494
3495                        notify->setInt32("sample-rate", 16000);
3496                    } else {
3497                        notify->setString(
3498                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
3499
3500                        notify->setInt32("sample-rate", 8000);
3501                    }
3502                    break;
3503                }
3504
3505                case OMX_AUDIO_CodingFLAC:
3506                {
3507                    OMX_AUDIO_PARAM_FLACTYPE params;
3508                    InitOMXParams(&params);
3509                    params.nPortIndex = portIndex;
3510
3511                    CHECK_EQ(mOMX->getParameter(
3512                                mNode, OMX_IndexParamAudioFlac,
3513                                &params, sizeof(params)),
3514                             (status_t)OK);
3515
3516                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
3517                    notify->setInt32("channel-count", params.nChannels);
3518                    notify->setInt32("sample-rate", params.nSampleRate);
3519                    break;
3520                }
3521
3522                case OMX_AUDIO_CodingMP3:
3523                {
3524                    OMX_AUDIO_PARAM_MP3TYPE params;
3525                    InitOMXParams(&params);
3526                    params.nPortIndex = portIndex;
3527
3528                    CHECK_EQ(mOMX->getParameter(
3529                                mNode, OMX_IndexParamAudioMp3,
3530                                &params, sizeof(params)),
3531                             (status_t)OK);
3532
3533                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
3534                    notify->setInt32("channel-count", params.nChannels);
3535                    notify->setInt32("sample-rate", params.nSampleRate);
3536                    break;
3537                }
3538
3539                case OMX_AUDIO_CodingVORBIS:
3540                {
3541                    OMX_AUDIO_PARAM_VORBISTYPE params;
3542                    InitOMXParams(&params);
3543                    params.nPortIndex = portIndex;
3544
3545                    CHECK_EQ(mOMX->getParameter(
3546                                mNode, OMX_IndexParamAudioVorbis,
3547                                &params, sizeof(params)),
3548                             (status_t)OK);
3549
3550                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
3551                    notify->setInt32("channel-count", params.nChannels);
3552                    notify->setInt32("sample-rate", params.nSampleRate);
3553                    break;
3554                }
3555
3556                case OMX_AUDIO_CodingAndroidAC3:
3557                {
3558                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
3559                    InitOMXParams(&params);
3560                    params.nPortIndex = portIndex;
3561
3562                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3563                            mNode,
3564                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3565                            &params,
3566                            sizeof(params)));
3567
3568                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
3569                    notify->setInt32("channel-count", params.nChannels);
3570                    notify->setInt32("sample-rate", params.nSampleRate);
3571                    break;
3572                }
3573
3574                case OMX_AUDIO_CodingAndroidEAC3:
3575                {
3576                    OMX_AUDIO_PARAM_ANDROID_EAC3TYPE params;
3577                    InitOMXParams(&params);
3578                    params.nPortIndex = portIndex;
3579
3580                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3581                            mNode,
3582                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidEac3,
3583                            &params,
3584                            sizeof(params)));
3585
3586                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_EAC3);
3587                    notify->setInt32("channel-count", params.nChannels);
3588                    notify->setInt32("sample-rate", params.nSampleRate);
3589                    break;
3590                }
3591
3592                case OMX_AUDIO_CodingAndroidOPUS:
3593                {
3594                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
3595                    InitOMXParams(&params);
3596                    params.nPortIndex = portIndex;
3597
3598                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3599                            mNode,
3600                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
3601                            &params,
3602                            sizeof(params)));
3603
3604                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
3605                    notify->setInt32("channel-count", params.nChannels);
3606                    notify->setInt32("sample-rate", params.nSampleRate);
3607                    break;
3608                }
3609
3610                case OMX_AUDIO_CodingG711:
3611                {
3612                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3613                    InitOMXParams(&params);
3614                    params.nPortIndex = portIndex;
3615
3616                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3617                            mNode,
3618                            (OMX_INDEXTYPE)OMX_IndexParamAudioPcm,
3619                            &params,
3620                            sizeof(params)));
3621
3622                    const char *mime = NULL;
3623                    if (params.ePCMMode == OMX_AUDIO_PCMModeMULaw) {
3624                        mime = MEDIA_MIMETYPE_AUDIO_G711_MLAW;
3625                    } else if (params.ePCMMode == OMX_AUDIO_PCMModeALaw) {
3626                        mime = MEDIA_MIMETYPE_AUDIO_G711_ALAW;
3627                    } else { // params.ePCMMode == OMX_AUDIO_PCMModeLinear
3628                        mime = MEDIA_MIMETYPE_AUDIO_RAW;
3629                    }
3630                    notify->setString("mime", mime);
3631                    notify->setInt32("channel-count", params.nChannels);
3632                    notify->setInt32("sample-rate", params.nSamplingRate);
3633                    break;
3634                }
3635
3636                default:
3637                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
3638                    TRESPASS();
3639            }
3640            break;
3641        }
3642
3643        default:
3644            TRESPASS();
3645    }
3646
3647    return OK;
3648}
3649
3650void ACodec::sendFormatChange(const sp<AMessage> &reply) {
3651    sp<AMessage> notify = mBaseOutputFormat->dup();
3652    notify->setInt32("what", kWhatOutputFormatChanged);
3653
3654    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
3655
3656    AString mime;
3657    CHECK(notify->findString("mime", &mime));
3658
3659    int32_t left, top, right, bottom;
3660    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
3661        mNativeWindow != NULL &&
3662        notify->findRect("crop", &left, &top, &right, &bottom)) {
3663        // notify renderer of the crop change
3664        // NOTE: native window uses extended right-bottom coordinate
3665        reply->setRect("crop", left, top, right + 1, bottom + 1);
3666    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
3667               (mEncoderDelay || mEncoderPadding)) {
3668        int32_t channelCount;
3669        CHECK(notify->findInt32("channel-count", &channelCount));
3670        size_t frameSize = channelCount * sizeof(int16_t);
3671        if (mSkipCutBuffer != NULL) {
3672            size_t prevbufsize = mSkipCutBuffer->size();
3673            if (prevbufsize != 0) {
3674                ALOGW("Replacing SkipCutBuffer holding %d "
3675                      "bytes",
3676                      prevbufsize);
3677            }
3678        }
3679        mSkipCutBuffer = new SkipCutBuffer(
3680                mEncoderDelay * frameSize,
3681                mEncoderPadding * frameSize);
3682    }
3683
3684    notify->post();
3685
3686    mSentFormat = true;
3687}
3688
3689void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3690    sp<AMessage> notify = mNotify->dup();
3691    notify->setInt32("what", CodecBase::kWhatError);
3692    ALOGE("signalError(omxError %#x, internalError %d)", error, internalError);
3693
3694    if (internalError == UNKNOWN_ERROR) { // find better error code
3695        const status_t omxStatus = statusFromOMXError(error);
3696        if (omxStatus != 0) {
3697            internalError = omxStatus;
3698        } else {
3699            ALOGW("Invalid OMX error %#x", error);
3700        }
3701    }
3702    notify->setInt32("err", internalError);
3703    notify->setInt32("actionCode", ACTION_CODE_FATAL); // could translate from OMX error.
3704    notify->post();
3705}
3706
3707status_t ACodec::pushBlankBuffersToNativeWindow() {
3708    status_t err = NO_ERROR;
3709    ANativeWindowBuffer* anb = NULL;
3710    int numBufs = 0;
3711    int minUndequeuedBufs = 0;
3712
3713    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3714    // no frames get dropped by SurfaceFlinger assuming that these are video
3715    // frames.
3716    err = native_window_api_disconnect(mNativeWindow.get(),
3717            NATIVE_WINDOW_API_MEDIA);
3718    if (err != NO_ERROR) {
3719        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3720                strerror(-err), -err);
3721        return err;
3722    }
3723
3724    err = native_window_api_connect(mNativeWindow.get(),
3725            NATIVE_WINDOW_API_CPU);
3726    if (err != NO_ERROR) {
3727        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3728                strerror(-err), -err);
3729        return err;
3730    }
3731
3732    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3733            HAL_PIXEL_FORMAT_RGBX_8888);
3734    if (err != NO_ERROR) {
3735        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3736                strerror(-err), -err);
3737        goto error;
3738    }
3739
3740    err = native_window_set_scaling_mode(mNativeWindow.get(),
3741                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3742    if (err != NO_ERROR) {
3743        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3744              strerror(-err), -err);
3745        goto error;
3746    }
3747
3748    err = native_window_set_usage(mNativeWindow.get(),
3749            GRALLOC_USAGE_SW_WRITE_OFTEN);
3750    if (err != NO_ERROR) {
3751        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3752                strerror(-err), -err);
3753        goto error;
3754    }
3755
3756    err = mNativeWindow->query(mNativeWindow.get(),
3757            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3758    if (err != NO_ERROR) {
3759        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3760                "failed: %s (%d)", strerror(-err), -err);
3761        goto error;
3762    }
3763
3764    numBufs = minUndequeuedBufs + 1;
3765    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3766    if (err != NO_ERROR) {
3767        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3768                strerror(-err), -err);
3769        goto error;
3770    }
3771
3772    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3773    // buffer twice.  This should guarantee that the buffer has been displayed
3774    // on the screen and then been replaced, so an previous video frames are
3775    // guaranteed NOT to be currently displayed.
3776    for (int i = 0; i < numBufs + 1; i++) {
3777        int fenceFd = -1;
3778        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3779        if (err != NO_ERROR) {
3780            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3781                    strerror(-err), -err);
3782            goto error;
3783        }
3784
3785        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3786
3787        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3788        uint32_t* img = NULL;
3789        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3790        if (err != NO_ERROR) {
3791            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3792                    strerror(-err), -err);
3793            goto error;
3794        }
3795
3796        *img = 0;
3797
3798        err = buf->unlock();
3799        if (err != NO_ERROR) {
3800            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3801                    strerror(-err), -err);
3802            goto error;
3803        }
3804
3805        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3806                buf->getNativeBuffer(), -1);
3807        if (err != NO_ERROR) {
3808            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3809                    strerror(-err), -err);
3810            goto error;
3811        }
3812
3813        anb = NULL;
3814    }
3815
3816error:
3817
3818    if (err != NO_ERROR) {
3819        // Clean up after an error.
3820        if (anb != NULL) {
3821            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3822        }
3823
3824        native_window_api_disconnect(mNativeWindow.get(),
3825                NATIVE_WINDOW_API_CPU);
3826        native_window_api_connect(mNativeWindow.get(),
3827                NATIVE_WINDOW_API_MEDIA);
3828
3829        return err;
3830    } else {
3831        // Clean up after success.
3832        err = native_window_api_disconnect(mNativeWindow.get(),
3833                NATIVE_WINDOW_API_CPU);
3834        if (err != NO_ERROR) {
3835            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3836                    strerror(-err), -err);
3837            return err;
3838        }
3839
3840        err = native_window_api_connect(mNativeWindow.get(),
3841                NATIVE_WINDOW_API_MEDIA);
3842        if (err != NO_ERROR) {
3843            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3844                    strerror(-err), -err);
3845            return err;
3846        }
3847
3848        return NO_ERROR;
3849    }
3850}
3851
3852////////////////////////////////////////////////////////////////////////////////
3853
3854ACodec::PortDescription::PortDescription() {
3855}
3856
3857status_t ACodec::requestIDRFrame() {
3858    if (!mIsEncoder) {
3859        return ERROR_UNSUPPORTED;
3860    }
3861
3862    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3863    InitOMXParams(&params);
3864
3865    params.nPortIndex = kPortIndexOutput;
3866    params.IntraRefreshVOP = OMX_TRUE;
3867
3868    return mOMX->setConfig(
3869            mNode,
3870            OMX_IndexConfigVideoIntraVOPRefresh,
3871            &params,
3872            sizeof(params));
3873}
3874
3875void ACodec::PortDescription::addBuffer(
3876        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3877    mBufferIDs.push_back(id);
3878    mBuffers.push_back(buffer);
3879}
3880
3881size_t ACodec::PortDescription::countBuffers() {
3882    return mBufferIDs.size();
3883}
3884
3885IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3886    return mBufferIDs.itemAt(index);
3887}
3888
3889sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3890    return mBuffers.itemAt(index);
3891}
3892
3893////////////////////////////////////////////////////////////////////////////////
3894
3895ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3896    : AState(parentState),
3897      mCodec(codec) {
3898}
3899
3900ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3901        OMX_U32 /* portIndex */) {
3902    return KEEP_BUFFERS;
3903}
3904
3905bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3906    switch (msg->what()) {
3907        case kWhatInputBufferFilled:
3908        {
3909            onInputBufferFilled(msg);
3910            break;
3911        }
3912
3913        case kWhatOutputBufferDrained:
3914        {
3915            onOutputBufferDrained(msg);
3916            break;
3917        }
3918
3919        case ACodec::kWhatOMXMessage:
3920        {
3921            return onOMXMessage(msg);
3922        }
3923
3924        case ACodec::kWhatCreateInputSurface:
3925        case ACodec::kWhatSignalEndOfInputStream:
3926        {
3927            // This may result in an app illegal state exception.
3928            ALOGE("Message 0x%x was not handled", msg->what());
3929            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3930            return true;
3931        }
3932
3933        case ACodec::kWhatOMXDied:
3934        {
3935            // This will result in kFlagSawMediaServerDie handling in MediaCodec.
3936            ALOGE("OMX/mediaserver died, signalling error!");
3937            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3938            break;
3939        }
3940
3941        case ACodec::kWhatReleaseCodecInstance:
3942        {
3943            ALOGI("[%s] forcing the release of codec",
3944                    mCodec->mComponentName.c_str());
3945            status_t err = mCodec->mOMX->freeNode(mCodec->mNode);
3946            ALOGE_IF("[%s] failed to release codec instance: err=%d",
3947                       mCodec->mComponentName.c_str(), err);
3948            sp<AMessage> notify = mCodec->mNotify->dup();
3949            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
3950            notify->post();
3951            break;
3952        }
3953
3954        default:
3955            return false;
3956    }
3957
3958    return true;
3959}
3960
3961bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3962    int32_t type;
3963    CHECK(msg->findInt32("type", &type));
3964
3965    // there is a possibility that this is an outstanding message for a
3966    // codec that we have already destroyed
3967    if (mCodec->mNode == NULL) {
3968        ALOGI("ignoring message as already freed component: %s",
3969                msg->debugString().c_str());
3970        return true;
3971    }
3972
3973    IOMX::node_id nodeID;
3974    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3975    CHECK_EQ(nodeID, mCodec->mNode);
3976
3977    switch (type) {
3978        case omx_message::EVENT:
3979        {
3980            int32_t event, data1, data2;
3981            CHECK(msg->findInt32("event", &event));
3982            CHECK(msg->findInt32("data1", &data1));
3983            CHECK(msg->findInt32("data2", &data2));
3984
3985            if (event == OMX_EventCmdComplete
3986                    && data1 == OMX_CommandFlush
3987                    && data2 == (int32_t)OMX_ALL) {
3988                // Use of this notification is not consistent across
3989                // implementations. We'll drop this notification and rely
3990                // on flush-complete notifications on the individual port
3991                // indices instead.
3992
3993                return true;
3994            }
3995
3996            return onOMXEvent(
3997                    static_cast<OMX_EVENTTYPE>(event),
3998                    static_cast<OMX_U32>(data1),
3999                    static_cast<OMX_U32>(data2));
4000        }
4001
4002        case omx_message::EMPTY_BUFFER_DONE:
4003        {
4004            IOMX::buffer_id bufferID;
4005            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
4006
4007            return onOMXEmptyBufferDone(bufferID);
4008        }
4009
4010        case omx_message::FILL_BUFFER_DONE:
4011        {
4012            IOMX::buffer_id bufferID;
4013            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
4014
4015            int32_t rangeOffset, rangeLength, flags;
4016            int64_t timeUs;
4017
4018            CHECK(msg->findInt32("range_offset", &rangeOffset));
4019            CHECK(msg->findInt32("range_length", &rangeLength));
4020            CHECK(msg->findInt32("flags", &flags));
4021            CHECK(msg->findInt64("timestamp", &timeUs));
4022
4023            return onOMXFillBufferDone(
4024                    bufferID,
4025                    (size_t)rangeOffset, (size_t)rangeLength,
4026                    (OMX_U32)flags,
4027                    timeUs);
4028        }
4029
4030        default:
4031            TRESPASS();
4032            break;
4033    }
4034}
4035
4036bool ACodec::BaseState::onOMXEvent(
4037        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4038    if (event != OMX_EventError) {
4039        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
4040             mCodec->mComponentName.c_str(), event, data1, data2);
4041
4042        return false;
4043    }
4044
4045    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
4046
4047    // verify OMX component sends back an error we expect.
4048    OMX_ERRORTYPE omxError = (OMX_ERRORTYPE)data1;
4049    if (!isOMXError(omxError)) {
4050        ALOGW("Invalid OMX error %#x", omxError);
4051        omxError = OMX_ErrorUndefined;
4052    }
4053    mCodec->signalError(omxError);
4054
4055    return true;
4056}
4057
4058bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
4059    ALOGV("[%s] onOMXEmptyBufferDone %p",
4060         mCodec->mComponentName.c_str(), bufferID);
4061
4062    BufferInfo *info =
4063        mCodec->findBufferByID(kPortIndexInput, bufferID);
4064
4065    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
4066    info->mStatus = BufferInfo::OWNED_BY_US;
4067
4068    // We're in "store-metadata-in-buffers" mode, the underlying
4069    // OMX component had access to data that's implicitly refcounted
4070    // by this "MediaBuffer" object. Now that the OMX component has
4071    // told us that it's done with the input buffer, we can decrement
4072    // the mediaBuffer's reference count.
4073    info->mData->setMediaBufferBase(NULL);
4074
4075    PortMode mode = getPortMode(kPortIndexInput);
4076
4077    switch (mode) {
4078        case KEEP_BUFFERS:
4079            break;
4080
4081        case RESUBMIT_BUFFERS:
4082            postFillThisBuffer(info);
4083            break;
4084
4085        default:
4086        {
4087            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4088            TRESPASS();  // Not currently used
4089            break;
4090        }
4091    }
4092
4093    return true;
4094}
4095
4096void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
4097    if (mCodec->mPortEOS[kPortIndexInput]) {
4098        return;
4099    }
4100
4101    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
4102
4103    sp<AMessage> notify = mCodec->mNotify->dup();
4104    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
4105    notify->setInt32("buffer-id", info->mBufferID);
4106
4107    info->mData->meta()->clear();
4108    notify->setBuffer("buffer", info->mData);
4109
4110    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
4111    reply->setInt32("buffer-id", info->mBufferID);
4112
4113    notify->setMessage("reply", reply);
4114
4115    notify->post();
4116
4117    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
4118}
4119
4120void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
4121    IOMX::buffer_id bufferID;
4122    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
4123    sp<ABuffer> buffer;
4124    int32_t err = OK;
4125    bool eos = false;
4126    PortMode mode = getPortMode(kPortIndexInput);
4127
4128    if (!msg->findBuffer("buffer", &buffer)) {
4129        /* these are unfilled buffers returned by client */
4130        CHECK(msg->findInt32("err", &err));
4131
4132        if (err == OK) {
4133            /* buffers with no errors are returned on MediaCodec.flush */
4134            mode = KEEP_BUFFERS;
4135        } else {
4136            ALOGV("[%s] saw error %d instead of an input buffer",
4137                 mCodec->mComponentName.c_str(), err);
4138            eos = true;
4139        }
4140
4141        buffer.clear();
4142    }
4143
4144    int32_t tmp;
4145    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
4146        eos = true;
4147        err = ERROR_END_OF_STREAM;
4148    }
4149
4150    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
4151    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
4152
4153    info->mStatus = BufferInfo::OWNED_BY_US;
4154
4155    switch (mode) {
4156        case KEEP_BUFFERS:
4157        {
4158            if (eos) {
4159                if (!mCodec->mPortEOS[kPortIndexInput]) {
4160                    mCodec->mPortEOS[kPortIndexInput] = true;
4161                    mCodec->mInputEOSResult = err;
4162                }
4163            }
4164            break;
4165        }
4166
4167        case RESUBMIT_BUFFERS:
4168        {
4169            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
4170                int64_t timeUs;
4171                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
4172
4173                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
4174
4175                int32_t isCSD;
4176                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
4177                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
4178                }
4179
4180                if (eos) {
4181                    flags |= OMX_BUFFERFLAG_EOS;
4182                }
4183
4184                if (buffer != info->mData) {
4185                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
4186                         mCodec->mComponentName.c_str(),
4187                         bufferID,
4188                         buffer.get(), info->mData.get());
4189
4190                    CHECK_LE(buffer->size(), info->mData->capacity());
4191                    memcpy(info->mData->data(), buffer->data(), buffer->size());
4192                }
4193
4194                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
4195                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
4196                         mCodec->mComponentName.c_str(), bufferID);
4197                } else if (flags & OMX_BUFFERFLAG_EOS) {
4198                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
4199                         mCodec->mComponentName.c_str(), bufferID);
4200                } else {
4201#if TRACK_BUFFER_TIMING
4202                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
4203                         mCodec->mComponentName.c_str(), bufferID, timeUs);
4204#else
4205                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
4206                         mCodec->mComponentName.c_str(), bufferID, timeUs);
4207#endif
4208                }
4209
4210#if TRACK_BUFFER_TIMING
4211                ACodec::BufferStats stats;
4212                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
4213                stats.mFillBufferDoneTimeUs = -1ll;
4214                mCodec->mBufferStats.add(timeUs, stats);
4215#endif
4216
4217                if (mCodec->mStoreMetaDataInOutputBuffers) {
4218                    // try to submit an output buffer for each input buffer
4219                    PortMode outputMode = getPortMode(kPortIndexOutput);
4220
4221                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
4222                            mCodec->mMetaDataBuffersToSubmit,
4223                            (outputMode == FREE_BUFFERS ? "FREE" :
4224                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
4225                    if (outputMode == RESUBMIT_BUFFERS) {
4226                        mCodec->submitOutputMetaDataBuffer();
4227                    }
4228                }
4229
4230                CHECK_EQ(mCodec->mOMX->emptyBuffer(
4231                            mCodec->mNode,
4232                            bufferID,
4233                            0,
4234                            buffer->size(),
4235                            flags,
4236                            timeUs),
4237                         (status_t)OK);
4238
4239                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4240
4241                if (!eos) {
4242                    getMoreInputDataIfPossible();
4243                } else {
4244                    ALOGV("[%s] Signalled EOS on the input port",
4245                         mCodec->mComponentName.c_str());
4246
4247                    mCodec->mPortEOS[kPortIndexInput] = true;
4248                    mCodec->mInputEOSResult = err;
4249                }
4250            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
4251                if (err != ERROR_END_OF_STREAM) {
4252                    ALOGV("[%s] Signalling EOS on the input port "
4253                         "due to error %d",
4254                         mCodec->mComponentName.c_str(), err);
4255                } else {
4256                    ALOGV("[%s] Signalling EOS on the input port",
4257                         mCodec->mComponentName.c_str());
4258                }
4259
4260                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
4261                     mCodec->mComponentName.c_str(), bufferID);
4262
4263                CHECK_EQ(mCodec->mOMX->emptyBuffer(
4264                            mCodec->mNode,
4265                            bufferID,
4266                            0,
4267                            0,
4268                            OMX_BUFFERFLAG_EOS,
4269                            0),
4270                         (status_t)OK);
4271
4272                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4273
4274                mCodec->mPortEOS[kPortIndexInput] = true;
4275                mCodec->mInputEOSResult = err;
4276            }
4277            break;
4278        }
4279
4280        default:
4281            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4282            break;
4283    }
4284}
4285
4286void ACodec::BaseState::getMoreInputDataIfPossible() {
4287    if (mCodec->mPortEOS[kPortIndexInput]) {
4288        return;
4289    }
4290
4291    BufferInfo *eligible = NULL;
4292
4293    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4294        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4295
4296#if 0
4297        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
4298            // There's already a "read" pending.
4299            return;
4300        }
4301#endif
4302
4303        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4304            eligible = info;
4305        }
4306    }
4307
4308    if (eligible == NULL) {
4309        return;
4310    }
4311
4312    postFillThisBuffer(eligible);
4313}
4314
4315bool ACodec::BaseState::onOMXFillBufferDone(
4316        IOMX::buffer_id bufferID,
4317        size_t rangeOffset, size_t rangeLength,
4318        OMX_U32 flags,
4319        int64_t timeUs) {
4320    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
4321         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
4322
4323    ssize_t index;
4324
4325#if TRACK_BUFFER_TIMING
4326    index = mCodec->mBufferStats.indexOfKey(timeUs);
4327    if (index >= 0) {
4328        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
4329        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
4330
4331        ALOGI("frame PTS %lld: %lld",
4332                timeUs,
4333                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
4334
4335        mCodec->mBufferStats.removeItemsAt(index);
4336        stats = NULL;
4337    }
4338#endif
4339
4340    BufferInfo *info =
4341        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4342
4343    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
4344
4345    info->mDequeuedAt = ++mCodec->mDequeueCounter;
4346    info->mStatus = BufferInfo::OWNED_BY_US;
4347
4348    PortMode mode = getPortMode(kPortIndexOutput);
4349
4350    switch (mode) {
4351        case KEEP_BUFFERS:
4352            break;
4353
4354        case RESUBMIT_BUFFERS:
4355        {
4356            if (rangeLength == 0 && (!(flags & OMX_BUFFERFLAG_EOS)
4357                    || mCodec->mPortEOS[kPortIndexOutput])) {
4358                ALOGV("[%s] calling fillBuffer %u",
4359                     mCodec->mComponentName.c_str(), info->mBufferID);
4360
4361                CHECK_EQ(mCodec->mOMX->fillBuffer(
4362                            mCodec->mNode, info->mBufferID),
4363                         (status_t)OK);
4364
4365                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4366                break;
4367            }
4368
4369            sp<AMessage> reply =
4370                new AMessage(kWhatOutputBufferDrained, mCodec->id());
4371
4372            if (!mCodec->mSentFormat && rangeLength > 0) {
4373                mCodec->sendFormatChange(reply);
4374            }
4375
4376            if (mCodec->mUseMetadataOnEncoderOutput) {
4377                native_handle_t* handle =
4378                        *(native_handle_t**)(info->mData->data() + 4);
4379                info->mData->meta()->setPointer("handle", handle);
4380                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
4381                info->mData->meta()->setInt32("rangeLength", rangeLength);
4382            } else {
4383                info->mData->setRange(rangeOffset, rangeLength);
4384            }
4385#if 0
4386            if (mCodec->mNativeWindow == NULL) {
4387                if (IsIDR(info->mData)) {
4388                    ALOGI("IDR frame");
4389                }
4390            }
4391#endif
4392
4393            if (mCodec->mSkipCutBuffer != NULL) {
4394                mCodec->mSkipCutBuffer->submit(info->mData);
4395            }
4396            info->mData->meta()->setInt64("timeUs", timeUs);
4397
4398            sp<AMessage> notify = mCodec->mNotify->dup();
4399            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
4400            notify->setInt32("buffer-id", info->mBufferID);
4401            notify->setBuffer("buffer", info->mData);
4402            notify->setInt32("flags", flags);
4403
4404            reply->setInt32("buffer-id", info->mBufferID);
4405
4406            notify->setMessage("reply", reply);
4407
4408            notify->post();
4409
4410            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
4411
4412            if (flags & OMX_BUFFERFLAG_EOS) {
4413                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
4414
4415                sp<AMessage> notify = mCodec->mNotify->dup();
4416                notify->setInt32("what", CodecBase::kWhatEOS);
4417                notify->setInt32("err", mCodec->mInputEOSResult);
4418                notify->post();
4419
4420                mCodec->mPortEOS[kPortIndexOutput] = true;
4421            }
4422            break;
4423        }
4424
4425        default:
4426        {
4427            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4428
4429            CHECK_EQ((status_t)OK,
4430                     mCodec->freeBuffer(kPortIndexOutput, index));
4431            break;
4432        }
4433    }
4434
4435    return true;
4436}
4437
4438void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
4439    IOMX::buffer_id bufferID;
4440    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
4441    ssize_t index;
4442    BufferInfo *info =
4443        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4444    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
4445
4446    android_native_rect_t crop;
4447    if (msg->findRect("crop",
4448            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
4449        CHECK_EQ(0, native_window_set_crop(
4450                mCodec->mNativeWindow.get(), &crop));
4451    }
4452
4453    int32_t render;
4454    if (mCodec->mNativeWindow != NULL
4455            && msg->findInt32("render", &render) && render != 0
4456            && info->mData != NULL && info->mData->size() != 0) {
4457        ATRACE_NAME("render");
4458        // The client wants this buffer to be rendered.
4459
4460        int64_t timestampNs = 0;
4461        if (!msg->findInt64("timestampNs", &timestampNs)) {
4462            // TODO: it seems like we should use the timestamp
4463            // in the (media)buffer as it potentially came from
4464            // an input surface, but we did not propagate it prior to
4465            // API 20.  Perhaps check for target SDK version.
4466#if 0
4467            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
4468                ALOGV("using buffer PTS of %" PRId64, timestampNs);
4469                timestampNs *= 1000;
4470            }
4471#endif
4472        }
4473
4474        status_t err;
4475        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
4476        if (err != OK) {
4477            ALOGW("failed to set buffer timestamp: %d", err);
4478        }
4479
4480        if ((err = mCodec->mNativeWindow->queueBuffer(
4481                    mCodec->mNativeWindow.get(),
4482                    info->mGraphicBuffer.get(), -1)) == OK) {
4483            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
4484        } else {
4485            mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4486            info->mStatus = BufferInfo::OWNED_BY_US;
4487        }
4488    } else {
4489        if (mCodec->mNativeWindow != NULL &&
4490            (info->mData == NULL || info->mData->size() != 0)) {
4491            ATRACE_NAME("frame-drop");
4492        }
4493        info->mStatus = BufferInfo::OWNED_BY_US;
4494    }
4495
4496    PortMode mode = getPortMode(kPortIndexOutput);
4497
4498    switch (mode) {
4499        case KEEP_BUFFERS:
4500        {
4501            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
4502
4503            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4504                // We cannot resubmit the buffer we just rendered, dequeue
4505                // the spare instead.
4506
4507                info = mCodec->dequeueBufferFromNativeWindow();
4508            }
4509            break;
4510        }
4511
4512        case RESUBMIT_BUFFERS:
4513        {
4514            if (!mCodec->mPortEOS[kPortIndexOutput]) {
4515                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4516                    // We cannot resubmit the buffer we just rendered, dequeue
4517                    // the spare instead.
4518
4519                    info = mCodec->dequeueBufferFromNativeWindow();
4520                }
4521
4522                if (info != NULL) {
4523                    ALOGV("[%s] calling fillBuffer %u",
4524                         mCodec->mComponentName.c_str(), info->mBufferID);
4525
4526                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4527                             (status_t)OK);
4528
4529                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4530                }
4531            }
4532            break;
4533        }
4534
4535        default:
4536        {
4537            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4538
4539            CHECK_EQ((status_t)OK,
4540                     mCodec->freeBuffer(kPortIndexOutput, index));
4541            break;
4542        }
4543    }
4544}
4545
4546////////////////////////////////////////////////////////////////////////////////
4547
4548ACodec::UninitializedState::UninitializedState(ACodec *codec)
4549    : BaseState(codec) {
4550}
4551
4552void ACodec::UninitializedState::stateEntered() {
4553    ALOGV("Now uninitialized");
4554
4555    if (mDeathNotifier != NULL) {
4556        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
4557        mDeathNotifier.clear();
4558    }
4559
4560    mCodec->mNativeWindow.clear();
4561    mCodec->mNode = NULL;
4562    mCodec->mOMX.clear();
4563    mCodec->mQuirks = 0;
4564    mCodec->mFlags = 0;
4565    mCodec->mUseMetadataOnEncoderOutput = 0;
4566    mCodec->mComponentName.clear();
4567}
4568
4569bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
4570    bool handled = false;
4571
4572    switch (msg->what()) {
4573        case ACodec::kWhatSetup:
4574        {
4575            onSetup(msg);
4576
4577            handled = true;
4578            break;
4579        }
4580
4581        case ACodec::kWhatAllocateComponent:
4582        {
4583            onAllocateComponent(msg);
4584            handled = true;
4585            break;
4586        }
4587
4588        case ACodec::kWhatShutdown:
4589        {
4590            int32_t keepComponentAllocated;
4591            CHECK(msg->findInt32(
4592                        "keepComponentAllocated", &keepComponentAllocated));
4593            ALOGW_IF(keepComponentAllocated,
4594                     "cannot keep component allocated on shutdown in Uninitialized state");
4595
4596            sp<AMessage> notify = mCodec->mNotify->dup();
4597            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4598            notify->post();
4599
4600            handled = true;
4601            break;
4602        }
4603
4604        case ACodec::kWhatFlush:
4605        {
4606            sp<AMessage> notify = mCodec->mNotify->dup();
4607            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4608            notify->post();
4609
4610            handled = true;
4611            break;
4612        }
4613
4614        case ACodec::kWhatReleaseCodecInstance:
4615        {
4616            // nothing to do, as we have already signaled shutdown
4617            handled = true;
4618            break;
4619        }
4620
4621        default:
4622            return BaseState::onMessageReceived(msg);
4623    }
4624
4625    return handled;
4626}
4627
4628void ACodec::UninitializedState::onSetup(
4629        const sp<AMessage> &msg) {
4630    if (onAllocateComponent(msg)
4631            && mCodec->mLoadedState->onConfigureComponent(msg)) {
4632        mCodec->mLoadedState->onStart();
4633    }
4634}
4635
4636bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
4637    ALOGV("onAllocateComponent");
4638
4639    CHECK(mCodec->mNode == NULL);
4640
4641    OMXClient client;
4642    CHECK_EQ(client.connect(), (status_t)OK);
4643
4644    sp<IOMX> omx = client.interface();
4645
4646    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
4647
4648    mDeathNotifier = new DeathNotifier(notify);
4649    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
4650        // This was a local binder, if it dies so do we, we won't care
4651        // about any notifications in the afterlife.
4652        mDeathNotifier.clear();
4653    }
4654
4655    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4656
4657    AString mime;
4658
4659    AString componentName;
4660    uint32_t quirks = 0;
4661    int32_t encoder = false;
4662    if (msg->findString("componentName", &componentName)) {
4663        ssize_t index = matchingCodecs.add();
4664        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
4665        entry->mName = String8(componentName.c_str());
4666
4667        if (!OMXCodec::findCodecQuirks(
4668                    componentName.c_str(), &entry->mQuirks)) {
4669            entry->mQuirks = 0;
4670        }
4671    } else {
4672        CHECK(msg->findString("mime", &mime));
4673
4674        if (!msg->findInt32("encoder", &encoder)) {
4675            encoder = false;
4676        }
4677
4678        OMXCodec::findMatchingCodecs(
4679                mime.c_str(),
4680                encoder, // createEncoder
4681                NULL,  // matchComponentName
4682                0,     // flags
4683                &matchingCodecs);
4684    }
4685
4686    sp<CodecObserver> observer = new CodecObserver;
4687    IOMX::node_id node = NULL;
4688
4689    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
4690            ++matchIndex) {
4691        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
4692        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
4693
4694        pid_t tid = androidGetTid();
4695        int prevPriority = androidGetThreadPriority(tid);
4696        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
4697        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
4698        androidSetThreadPriority(tid, prevPriority);
4699
4700        if (err == OK) {
4701            break;
4702        } else {
4703            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
4704        }
4705
4706        node = NULL;
4707    }
4708
4709    if (node == NULL) {
4710        if (!mime.empty()) {
4711            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4712                    encoder ? "en" : "de", mime.c_str());
4713        } else {
4714            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4715        }
4716
4717        mCodec->signalError(OMX_ErrorComponentNotFound);
4718        return false;
4719    }
4720
4721    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4722    observer->setNotificationMessage(notify);
4723
4724    mCodec->mComponentName = componentName;
4725    mCodec->mFlags = 0;
4726
4727    if (componentName.endsWith(".secure")) {
4728        mCodec->mFlags |= kFlagIsSecure;
4729        mCodec->mFlags |= kFlagIsGrallocUsageProtected;
4730        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4731    }
4732
4733    mCodec->mQuirks = quirks;
4734    mCodec->mOMX = omx;
4735    mCodec->mNode = node;
4736
4737    {
4738        sp<AMessage> notify = mCodec->mNotify->dup();
4739        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4740        notify->setString("componentName", mCodec->mComponentName.c_str());
4741        notify->post();
4742    }
4743
4744    mCodec->changeState(mCodec->mLoadedState);
4745
4746    return true;
4747}
4748
4749////////////////////////////////////////////////////////////////////////////////
4750
4751ACodec::LoadedState::LoadedState(ACodec *codec)
4752    : BaseState(codec) {
4753}
4754
4755void ACodec::LoadedState::stateEntered() {
4756    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4757
4758    mCodec->mPortEOS[kPortIndexInput] =
4759        mCodec->mPortEOS[kPortIndexOutput] = false;
4760
4761    mCodec->mInputEOSResult = OK;
4762
4763    mCodec->mDequeueCounter = 0;
4764    mCodec->mMetaDataBuffersToSubmit = 0;
4765    mCodec->mRepeatFrameDelayUs = -1ll;
4766    mCodec->mInputFormat.clear();
4767    mCodec->mOutputFormat.clear();
4768    mCodec->mBaseOutputFormat.clear();
4769
4770    if (mCodec->mShutdownInProgress) {
4771        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4772
4773        mCodec->mShutdownInProgress = false;
4774        mCodec->mKeepComponentAllocated = false;
4775
4776        onShutdown(keepComponentAllocated);
4777    }
4778    mCodec->mExplicitShutdown = false;
4779
4780    mCodec->processDeferredMessages();
4781}
4782
4783void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4784    if (!keepComponentAllocated) {
4785        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4786
4787        mCodec->changeState(mCodec->mUninitializedState);
4788    }
4789
4790    if (mCodec->mExplicitShutdown) {
4791        sp<AMessage> notify = mCodec->mNotify->dup();
4792        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4793        notify->post();
4794        mCodec->mExplicitShutdown = false;
4795    }
4796}
4797
4798bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4799    bool handled = false;
4800
4801    switch (msg->what()) {
4802        case ACodec::kWhatConfigureComponent:
4803        {
4804            onConfigureComponent(msg);
4805            handled = true;
4806            break;
4807        }
4808
4809        case ACodec::kWhatCreateInputSurface:
4810        {
4811            onCreateInputSurface(msg);
4812            handled = true;
4813            break;
4814        }
4815
4816        case ACodec::kWhatStart:
4817        {
4818            onStart();
4819            handled = true;
4820            break;
4821        }
4822
4823        case ACodec::kWhatShutdown:
4824        {
4825            int32_t keepComponentAllocated;
4826            CHECK(msg->findInt32(
4827                        "keepComponentAllocated", &keepComponentAllocated));
4828
4829            mCodec->mExplicitShutdown = true;
4830            onShutdown(keepComponentAllocated);
4831
4832            handled = true;
4833            break;
4834        }
4835
4836        case ACodec::kWhatFlush:
4837        {
4838            sp<AMessage> notify = mCodec->mNotify->dup();
4839            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4840            notify->post();
4841
4842            handled = true;
4843            break;
4844        }
4845
4846        default:
4847            return BaseState::onMessageReceived(msg);
4848    }
4849
4850    return handled;
4851}
4852
4853bool ACodec::LoadedState::onConfigureComponent(
4854        const sp<AMessage> &msg) {
4855    ALOGV("onConfigureComponent");
4856
4857    CHECK(mCodec->mNode != NULL);
4858
4859    AString mime;
4860    CHECK(msg->findString("mime", &mime));
4861
4862    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4863
4864    if (err != OK) {
4865        ALOGE("[%s] configureCodec returning error %d",
4866              mCodec->mComponentName.c_str(), err);
4867
4868        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4869        return false;
4870    }
4871
4872    sp<RefBase> obj;
4873    if (msg->findObject("native-window", &obj)
4874            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4875        sp<NativeWindowWrapper> nativeWindow(
4876                static_cast<NativeWindowWrapper *>(obj.get()));
4877        CHECK(nativeWindow != NULL);
4878        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4879
4880        native_window_set_scaling_mode(
4881                mCodec->mNativeWindow.get(),
4882                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4883    }
4884    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4885
4886    {
4887        sp<AMessage> notify = mCodec->mNotify->dup();
4888        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4889        notify->setMessage("input-format", mCodec->mInputFormat);
4890        notify->setMessage("output-format", mCodec->mOutputFormat);
4891        notify->post();
4892    }
4893
4894    return true;
4895}
4896
4897void ACodec::LoadedState::onCreateInputSurface(
4898        const sp<AMessage> & /* msg */) {
4899    ALOGV("onCreateInputSurface");
4900
4901    sp<AMessage> notify = mCodec->mNotify->dup();
4902    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4903
4904    sp<IGraphicBufferProducer> bufferProducer;
4905    status_t err;
4906
4907    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4908            &bufferProducer);
4909
4910    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4911        err = mCodec->mOMX->setInternalOption(
4912                mCodec->mNode,
4913                kPortIndexInput,
4914                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4915                &mCodec->mRepeatFrameDelayUs,
4916                sizeof(mCodec->mRepeatFrameDelayUs));
4917
4918        if (err != OK) {
4919            ALOGE("[%s] Unable to configure option to repeat previous "
4920                  "frames (err %d)",
4921                  mCodec->mComponentName.c_str(),
4922                  err);
4923        }
4924    }
4925
4926    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4927        err = mCodec->mOMX->setInternalOption(
4928                mCodec->mNode,
4929                kPortIndexInput,
4930                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4931                &mCodec->mMaxPtsGapUs,
4932                sizeof(mCodec->mMaxPtsGapUs));
4933
4934        if (err != OK) {
4935            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4936                    mCodec->mComponentName.c_str(),
4937                    err);
4938        }
4939    }
4940
4941    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4942            && mCodec->mTimePerFrameUs > 0ll) {
4943        int64_t timeLapse[2];
4944        timeLapse[0] = mCodec->mTimePerFrameUs;
4945        timeLapse[1] = mCodec->mTimePerCaptureUs;
4946        err = mCodec->mOMX->setInternalOption(
4947                mCodec->mNode,
4948                kPortIndexInput,
4949                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4950                &timeLapse[0],
4951                sizeof(timeLapse));
4952
4953        if (err != OK) {
4954            ALOGE("[%s] Unable to configure time lapse (err %d)",
4955                    mCodec->mComponentName.c_str(),
4956                    err);
4957        }
4958    }
4959
4960    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4961        bool suspend = true;
4962        err = mCodec->mOMX->setInternalOption(
4963                mCodec->mNode,
4964                kPortIndexInput,
4965                IOMX::INTERNAL_OPTION_SUSPEND,
4966                &suspend,
4967                sizeof(suspend));
4968
4969        if (err != OK) {
4970            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4971                  mCodec->mComponentName.c_str(),
4972                  err);
4973        }
4974    }
4975
4976    if (err == OK) {
4977        notify->setObject("input-surface",
4978                new BufferProducerWrapper(bufferProducer));
4979    } else {
4980        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4981        // the error through because it's in the "configured" state.  We
4982        // send a kWhatInputSurfaceCreated with an error value instead.
4983        ALOGE("[%s] onCreateInputSurface returning error %d",
4984                mCodec->mComponentName.c_str(), err);
4985        notify->setInt32("err", err);
4986    }
4987    notify->post();
4988}
4989
4990void ACodec::LoadedState::onStart() {
4991    ALOGV("onStart");
4992
4993    CHECK_EQ(mCodec->mOMX->sendCommand(
4994                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4995             (status_t)OK);
4996
4997    mCodec->changeState(mCodec->mLoadedToIdleState);
4998}
4999
5000////////////////////////////////////////////////////////////////////////////////
5001
5002ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
5003    : BaseState(codec) {
5004}
5005
5006void ACodec::LoadedToIdleState::stateEntered() {
5007    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
5008
5009    status_t err;
5010    if ((err = allocateBuffers()) != OK) {
5011        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
5012             "(error 0x%08x)",
5013             err);
5014
5015        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
5016
5017        mCodec->changeState(mCodec->mLoadedState);
5018    }
5019}
5020
5021status_t ACodec::LoadedToIdleState::allocateBuffers() {
5022    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
5023
5024    if (err != OK) {
5025        return err;
5026    }
5027
5028    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
5029}
5030
5031bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
5032    switch (msg->what()) {
5033        case kWhatSetParameters:
5034        case kWhatShutdown:
5035        {
5036            mCodec->deferMessage(msg);
5037            return true;
5038        }
5039
5040        case kWhatSignalEndOfInputStream:
5041        {
5042            mCodec->onSignalEndOfInputStream();
5043            return true;
5044        }
5045
5046        case kWhatResume:
5047        {
5048            // We'll be active soon enough.
5049            return true;
5050        }
5051
5052        case kWhatFlush:
5053        {
5054            // We haven't even started yet, so we're flushed alright...
5055            sp<AMessage> notify = mCodec->mNotify->dup();
5056            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5057            notify->post();
5058            return true;
5059        }
5060
5061        default:
5062            return BaseState::onMessageReceived(msg);
5063    }
5064}
5065
5066bool ACodec::LoadedToIdleState::onOMXEvent(
5067        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5068    switch (event) {
5069        case OMX_EventCmdComplete:
5070        {
5071            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5072            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
5073
5074            CHECK_EQ(mCodec->mOMX->sendCommand(
5075                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
5076                     (status_t)OK);
5077
5078            mCodec->changeState(mCodec->mIdleToExecutingState);
5079
5080            return true;
5081        }
5082
5083        default:
5084            return BaseState::onOMXEvent(event, data1, data2);
5085    }
5086}
5087
5088////////////////////////////////////////////////////////////////////////////////
5089
5090ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
5091    : BaseState(codec) {
5092}
5093
5094void ACodec::IdleToExecutingState::stateEntered() {
5095    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
5096}
5097
5098bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
5099    switch (msg->what()) {
5100        case kWhatSetParameters:
5101        case kWhatShutdown:
5102        {
5103            mCodec->deferMessage(msg);
5104            return true;
5105        }
5106
5107        case kWhatResume:
5108        {
5109            // We'll be active soon enough.
5110            return true;
5111        }
5112
5113        case kWhatFlush:
5114        {
5115            // We haven't even started yet, so we're flushed alright...
5116            sp<AMessage> notify = mCodec->mNotify->dup();
5117            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5118            notify->post();
5119
5120            return true;
5121        }
5122
5123        case kWhatSignalEndOfInputStream:
5124        {
5125            mCodec->onSignalEndOfInputStream();
5126            return true;
5127        }
5128
5129        default:
5130            return BaseState::onMessageReceived(msg);
5131    }
5132}
5133
5134bool ACodec::IdleToExecutingState::onOMXEvent(
5135        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5136    switch (event) {
5137        case OMX_EventCmdComplete:
5138        {
5139            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5140            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
5141
5142            mCodec->mExecutingState->resume();
5143            mCodec->changeState(mCodec->mExecutingState);
5144
5145            return true;
5146        }
5147
5148        default:
5149            return BaseState::onOMXEvent(event, data1, data2);
5150    }
5151}
5152
5153////////////////////////////////////////////////////////////////////////////////
5154
5155ACodec::ExecutingState::ExecutingState(ACodec *codec)
5156    : BaseState(codec),
5157      mActive(false) {
5158}
5159
5160ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
5161        OMX_U32 /* portIndex */) {
5162    return RESUBMIT_BUFFERS;
5163}
5164
5165void ACodec::ExecutingState::submitOutputMetaBuffers() {
5166    // submit as many buffers as there are input buffers with the codec
5167    // in case we are in port reconfiguring
5168    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
5169        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
5170
5171        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
5172            if (mCodec->submitOutputMetaDataBuffer() != OK)
5173                break;
5174        }
5175    }
5176
5177    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
5178    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
5179}
5180
5181void ACodec::ExecutingState::submitRegularOutputBuffers() {
5182    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
5183        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
5184
5185        if (mCodec->mNativeWindow != NULL) {
5186            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
5187                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
5188
5189            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
5190                continue;
5191            }
5192        } else {
5193            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
5194        }
5195
5196        ALOGV("[%s] calling fillBuffer %p",
5197             mCodec->mComponentName.c_str(), info->mBufferID);
5198
5199        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
5200                 (status_t)OK);
5201
5202        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
5203    }
5204}
5205
5206void ACodec::ExecutingState::submitOutputBuffers() {
5207    submitRegularOutputBuffers();
5208    if (mCodec->mStoreMetaDataInOutputBuffers) {
5209        submitOutputMetaBuffers();
5210    }
5211}
5212
5213void ACodec::ExecutingState::resume() {
5214    if (mActive) {
5215        ALOGV("[%s] We're already active, no need to resume.",
5216             mCodec->mComponentName.c_str());
5217
5218        return;
5219    }
5220
5221    submitOutputBuffers();
5222
5223    // Post all available input buffers
5224    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
5225    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
5226        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
5227        if (info->mStatus == BufferInfo::OWNED_BY_US) {
5228            postFillThisBuffer(info);
5229        }
5230    }
5231
5232    mActive = true;
5233}
5234
5235void ACodec::ExecutingState::stateEntered() {
5236    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
5237
5238    mCodec->processDeferredMessages();
5239}
5240
5241bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
5242    bool handled = false;
5243
5244    switch (msg->what()) {
5245        case kWhatShutdown:
5246        {
5247            int32_t keepComponentAllocated;
5248            CHECK(msg->findInt32(
5249                        "keepComponentAllocated", &keepComponentAllocated));
5250
5251            mCodec->mShutdownInProgress = true;
5252            mCodec->mExplicitShutdown = true;
5253            mCodec->mKeepComponentAllocated = keepComponentAllocated;
5254
5255            mActive = false;
5256
5257            CHECK_EQ(mCodec->mOMX->sendCommand(
5258                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
5259                     (status_t)OK);
5260
5261            mCodec->changeState(mCodec->mExecutingToIdleState);
5262
5263            handled = true;
5264            break;
5265        }
5266
5267        case kWhatFlush:
5268        {
5269            ALOGV("[%s] ExecutingState flushing now "
5270                 "(codec owns %d/%d input, %d/%d output).",
5271                    mCodec->mComponentName.c_str(),
5272                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
5273                    mCodec->mBuffers[kPortIndexInput].size(),
5274                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
5275                    mCodec->mBuffers[kPortIndexOutput].size());
5276
5277            mActive = false;
5278
5279            CHECK_EQ(mCodec->mOMX->sendCommand(
5280                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
5281                     (status_t)OK);
5282
5283            mCodec->changeState(mCodec->mFlushingState);
5284            handled = true;
5285            break;
5286        }
5287
5288        case kWhatResume:
5289        {
5290            resume();
5291
5292            handled = true;
5293            break;
5294        }
5295
5296        case kWhatRequestIDRFrame:
5297        {
5298            status_t err = mCodec->requestIDRFrame();
5299            if (err != OK) {
5300                ALOGW("Requesting an IDR frame failed.");
5301            }
5302
5303            handled = true;
5304            break;
5305        }
5306
5307        case kWhatSetParameters:
5308        {
5309            sp<AMessage> params;
5310            CHECK(msg->findMessage("params", &params));
5311
5312            status_t err = mCodec->setParameters(params);
5313
5314            sp<AMessage> reply;
5315            if (msg->findMessage("reply", &reply)) {
5316                reply->setInt32("err", err);
5317                reply->post();
5318            }
5319
5320            handled = true;
5321            break;
5322        }
5323
5324        case ACodec::kWhatSignalEndOfInputStream:
5325        {
5326            mCodec->onSignalEndOfInputStream();
5327            handled = true;
5328            break;
5329        }
5330
5331        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
5332        case kWhatSubmitOutputMetaDataBufferIfEOS:
5333        {
5334            if (mCodec->mPortEOS[kPortIndexInput] &&
5335                    !mCodec->mPortEOS[kPortIndexOutput]) {
5336                status_t err = mCodec->submitOutputMetaDataBuffer();
5337                if (err == OK) {
5338                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
5339                }
5340            }
5341            return true;
5342        }
5343
5344        default:
5345            handled = BaseState::onMessageReceived(msg);
5346            break;
5347    }
5348
5349    return handled;
5350}
5351
5352status_t ACodec::setParameters(const sp<AMessage> &params) {
5353    int32_t videoBitrate;
5354    if (params->findInt32("video-bitrate", &videoBitrate)) {
5355        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
5356        InitOMXParams(&configParams);
5357        configParams.nPortIndex = kPortIndexOutput;
5358        configParams.nEncodeBitrate = videoBitrate;
5359
5360        status_t err = mOMX->setConfig(
5361                mNode,
5362                OMX_IndexConfigVideoBitrate,
5363                &configParams,
5364                sizeof(configParams));
5365
5366        if (err != OK) {
5367            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
5368                   videoBitrate, err);
5369
5370            return err;
5371        }
5372    }
5373
5374    int64_t skipFramesBeforeUs;
5375    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
5376        status_t err =
5377            mOMX->setInternalOption(
5378                     mNode,
5379                     kPortIndexInput,
5380                     IOMX::INTERNAL_OPTION_START_TIME,
5381                     &skipFramesBeforeUs,
5382                     sizeof(skipFramesBeforeUs));
5383
5384        if (err != OK) {
5385            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
5386            return err;
5387        }
5388    }
5389
5390    int32_t dropInputFrames;
5391    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
5392        bool suspend = dropInputFrames != 0;
5393
5394        status_t err =
5395            mOMX->setInternalOption(
5396                     mNode,
5397                     kPortIndexInput,
5398                     IOMX::INTERNAL_OPTION_SUSPEND,
5399                     &suspend,
5400                     sizeof(suspend));
5401
5402        if (err != OK) {
5403            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
5404            return err;
5405        }
5406    }
5407
5408    int32_t dummy;
5409    if (params->findInt32("request-sync", &dummy)) {
5410        status_t err = requestIDRFrame();
5411
5412        if (err != OK) {
5413            ALOGE("Requesting a sync frame failed w/ err %d", err);
5414            return err;
5415        }
5416    }
5417
5418    return OK;
5419}
5420
5421void ACodec::onSignalEndOfInputStream() {
5422    sp<AMessage> notify = mNotify->dup();
5423    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
5424
5425    status_t err = mOMX->signalEndOfInputStream(mNode);
5426    if (err != OK) {
5427        notify->setInt32("err", err);
5428    }
5429    notify->post();
5430}
5431
5432bool ACodec::ExecutingState::onOMXEvent(
5433        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5434    switch (event) {
5435        case OMX_EventPortSettingsChanged:
5436        {
5437            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
5438
5439            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
5440                mCodec->mMetaDataBuffersToSubmit = 0;
5441                CHECK_EQ(mCodec->mOMX->sendCommand(
5442                            mCodec->mNode,
5443                            OMX_CommandPortDisable, kPortIndexOutput),
5444                         (status_t)OK);
5445
5446                mCodec->freeOutputBuffersNotOwnedByComponent();
5447
5448                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
5449            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
5450                mCodec->mSentFormat = false;
5451            } else {
5452                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
5453                     mCodec->mComponentName.c_str(), data2);
5454            }
5455
5456            return true;
5457        }
5458
5459        case OMX_EventBufferFlag:
5460        {
5461            return true;
5462        }
5463
5464        default:
5465            return BaseState::onOMXEvent(event, data1, data2);
5466    }
5467}
5468
5469////////////////////////////////////////////////////////////////////////////////
5470
5471ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
5472        ACodec *codec)
5473    : BaseState(codec) {
5474}
5475
5476ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
5477        OMX_U32 portIndex) {
5478    if (portIndex == kPortIndexOutput) {
5479        return FREE_BUFFERS;
5480    }
5481
5482    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
5483
5484    return RESUBMIT_BUFFERS;
5485}
5486
5487bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
5488        const sp<AMessage> &msg) {
5489    bool handled = false;
5490
5491    switch (msg->what()) {
5492        case kWhatFlush:
5493        case kWhatShutdown:
5494        case kWhatResume:
5495        {
5496            if (msg->what() == kWhatResume) {
5497                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
5498            }
5499
5500            mCodec->deferMessage(msg);
5501            handled = true;
5502            break;
5503        }
5504
5505        default:
5506            handled = BaseState::onMessageReceived(msg);
5507            break;
5508    }
5509
5510    return handled;
5511}
5512
5513void ACodec::OutputPortSettingsChangedState::stateEntered() {
5514    ALOGV("[%s] Now handling output port settings change",
5515         mCodec->mComponentName.c_str());
5516}
5517
5518bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
5519        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5520    switch (event) {
5521        case OMX_EventCmdComplete:
5522        {
5523            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
5524                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5525
5526                ALOGV("[%s] Output port now disabled.",
5527                        mCodec->mComponentName.c_str());
5528
5529                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
5530                mCodec->mDealer[kPortIndexOutput].clear();
5531
5532                CHECK_EQ(mCodec->mOMX->sendCommand(
5533                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
5534                         (status_t)OK);
5535
5536                status_t err;
5537                if ((err = mCodec->allocateBuffersOnPort(
5538                                kPortIndexOutput)) != OK) {
5539                    ALOGE("Failed to allocate output port buffers after "
5540                         "port reconfiguration (error 0x%08x)",
5541                         err);
5542
5543                    mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
5544
5545                    // This is technically not correct, but appears to be
5546                    // the only way to free the component instance.
5547                    // Controlled transitioning from excecuting->idle
5548                    // and idle->loaded seem impossible probably because
5549                    // the output port never finishes re-enabling.
5550                    mCodec->mShutdownInProgress = true;
5551                    mCodec->mKeepComponentAllocated = false;
5552                    mCodec->changeState(mCodec->mLoadedState);
5553                }
5554
5555                return true;
5556            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
5557                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5558
5559                mCodec->mSentFormat = false;
5560
5561                ALOGV("[%s] Output port now reenabled.",
5562                        mCodec->mComponentName.c_str());
5563
5564                if (mCodec->mExecutingState->active()) {
5565                    mCodec->mExecutingState->submitOutputBuffers();
5566                }
5567
5568                mCodec->changeState(mCodec->mExecutingState);
5569
5570                return true;
5571            }
5572
5573            return false;
5574        }
5575
5576        default:
5577            return false;
5578    }
5579}
5580
5581////////////////////////////////////////////////////////////////////////////////
5582
5583ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
5584    : BaseState(codec),
5585      mComponentNowIdle(false) {
5586}
5587
5588bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
5589    bool handled = false;
5590
5591    switch (msg->what()) {
5592        case kWhatFlush:
5593        {
5594            // Don't send me a flush request if you previously wanted me
5595            // to shutdown.
5596            TRESPASS();
5597            break;
5598        }
5599
5600        case kWhatShutdown:
5601        {
5602            // We're already doing that...
5603
5604            handled = true;
5605            break;
5606        }
5607
5608        default:
5609            handled = BaseState::onMessageReceived(msg);
5610            break;
5611    }
5612
5613    return handled;
5614}
5615
5616void ACodec::ExecutingToIdleState::stateEntered() {
5617    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
5618
5619    mComponentNowIdle = false;
5620    mCodec->mSentFormat = false;
5621}
5622
5623bool ACodec::ExecutingToIdleState::onOMXEvent(
5624        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5625    switch (event) {
5626        case OMX_EventCmdComplete:
5627        {
5628            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5629            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
5630
5631            mComponentNowIdle = true;
5632
5633            changeStateIfWeOwnAllBuffers();
5634
5635            return true;
5636        }
5637
5638        case OMX_EventPortSettingsChanged:
5639        case OMX_EventBufferFlag:
5640        {
5641            // We're shutting down and don't care about this anymore.
5642            return true;
5643        }
5644
5645        default:
5646            return BaseState::onOMXEvent(event, data1, data2);
5647    }
5648}
5649
5650void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
5651    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
5652        CHECK_EQ(mCodec->mOMX->sendCommand(
5653                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
5654                 (status_t)OK);
5655
5656        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
5657        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
5658
5659        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
5660                && mCodec->mNativeWindow != NULL) {
5661            // We push enough 1x1 blank buffers to ensure that one of
5662            // them has made it to the display.  This allows the OMX
5663            // component teardown to zero out any protected buffers
5664            // without the risk of scanning out one of those buffers.
5665            mCodec->pushBlankBuffersToNativeWindow();
5666        }
5667
5668        mCodec->changeState(mCodec->mIdleToLoadedState);
5669    }
5670}
5671
5672void ACodec::ExecutingToIdleState::onInputBufferFilled(
5673        const sp<AMessage> &msg) {
5674    BaseState::onInputBufferFilled(msg);
5675
5676    changeStateIfWeOwnAllBuffers();
5677}
5678
5679void ACodec::ExecutingToIdleState::onOutputBufferDrained(
5680        const sp<AMessage> &msg) {
5681    BaseState::onOutputBufferDrained(msg);
5682
5683    changeStateIfWeOwnAllBuffers();
5684}
5685
5686////////////////////////////////////////////////////////////////////////////////
5687
5688ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
5689    : BaseState(codec) {
5690}
5691
5692bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
5693    bool handled = false;
5694
5695    switch (msg->what()) {
5696        case kWhatShutdown:
5697        {
5698            // We're already doing that...
5699
5700            handled = true;
5701            break;
5702        }
5703
5704        case kWhatFlush:
5705        {
5706            // Don't send me a flush request if you previously wanted me
5707            // to shutdown.
5708            TRESPASS();
5709            break;
5710        }
5711
5712        default:
5713            handled = BaseState::onMessageReceived(msg);
5714            break;
5715    }
5716
5717    return handled;
5718}
5719
5720void ACodec::IdleToLoadedState::stateEntered() {
5721    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5722}
5723
5724bool ACodec::IdleToLoadedState::onOMXEvent(
5725        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5726    switch (event) {
5727        case OMX_EventCmdComplete:
5728        {
5729            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5730            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5731
5732            mCodec->changeState(mCodec->mLoadedState);
5733
5734            return true;
5735        }
5736
5737        default:
5738            return BaseState::onOMXEvent(event, data1, data2);
5739    }
5740}
5741
5742////////////////////////////////////////////////////////////////////////////////
5743
5744ACodec::FlushingState::FlushingState(ACodec *codec)
5745    : BaseState(codec) {
5746}
5747
5748void ACodec::FlushingState::stateEntered() {
5749    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5750
5751    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5752}
5753
5754bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5755    bool handled = false;
5756
5757    switch (msg->what()) {
5758        case kWhatShutdown:
5759        {
5760            mCodec->deferMessage(msg);
5761            break;
5762        }
5763
5764        case kWhatFlush:
5765        {
5766            // We're already doing this right now.
5767            handled = true;
5768            break;
5769        }
5770
5771        default:
5772            handled = BaseState::onMessageReceived(msg);
5773            break;
5774    }
5775
5776    return handled;
5777}
5778
5779bool ACodec::FlushingState::onOMXEvent(
5780        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5781    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5782            mCodec->mComponentName.c_str(), event, data1);
5783
5784    switch (event) {
5785        case OMX_EventCmdComplete:
5786        {
5787            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5788
5789            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5790                CHECK(!mFlushComplete[data2]);
5791                mFlushComplete[data2] = true;
5792
5793                if (mFlushComplete[kPortIndexInput]
5794                        && mFlushComplete[kPortIndexOutput]) {
5795                    changeStateIfWeOwnAllBuffers();
5796                }
5797            } else {
5798                CHECK_EQ(data2, OMX_ALL);
5799                CHECK(mFlushComplete[kPortIndexInput]);
5800                CHECK(mFlushComplete[kPortIndexOutput]);
5801
5802                changeStateIfWeOwnAllBuffers();
5803            }
5804
5805            return true;
5806        }
5807
5808        case OMX_EventPortSettingsChanged:
5809        {
5810            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5811            msg->setInt32("type", omx_message::EVENT);
5812            msg->setInt32("node", mCodec->mNode);
5813            msg->setInt32("event", event);
5814            msg->setInt32("data1", data1);
5815            msg->setInt32("data2", data2);
5816
5817            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5818                 mCodec->mComponentName.c_str());
5819
5820            mCodec->deferMessage(msg);
5821
5822            return true;
5823        }
5824
5825        default:
5826            return BaseState::onOMXEvent(event, data1, data2);
5827    }
5828
5829    return true;
5830}
5831
5832void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5833    BaseState::onOutputBufferDrained(msg);
5834
5835    changeStateIfWeOwnAllBuffers();
5836}
5837
5838void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5839    BaseState::onInputBufferFilled(msg);
5840
5841    changeStateIfWeOwnAllBuffers();
5842}
5843
5844void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5845    if (mFlushComplete[kPortIndexInput]
5846            && mFlushComplete[kPortIndexOutput]
5847            && mCodec->allYourBuffersAreBelongToUs()) {
5848        // We now own all buffers except possibly those still queued with
5849        // the native window for rendering. Let's get those back as well.
5850        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5851
5852        sp<AMessage> notify = mCodec->mNotify->dup();
5853        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5854        notify->post();
5855
5856        mCodec->mPortEOS[kPortIndexInput] =
5857            mCodec->mPortEOS[kPortIndexOutput] = false;
5858
5859        mCodec->mInputEOSResult = OK;
5860
5861        if (mCodec->mSkipCutBuffer != NULL) {
5862            mCodec->mSkipCutBuffer->clear();
5863        }
5864
5865        mCodec->changeState(mCodec->mExecutingState);
5866    }
5867}
5868
5869}  // namespace android
5870