ACodec.cpp revision 6597c00f7015e5ec9a07601d7a760169ca7266d3 
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 & kFlagIsSecure) {
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    };
1110
1111    static const size_t kNumMimeToRole =
1112        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1113
1114    size_t i;
1115    for (i = 0; i < kNumMimeToRole; ++i) {
1116        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1117            break;
1118        }
1119    }
1120
1121    if (i == kNumMimeToRole) {
1122        return ERROR_UNSUPPORTED;
1123    }
1124
1125    const char *role =
1126        isEncoder ? kMimeToRole[i].encoderRole
1127                  : kMimeToRole[i].decoderRole;
1128
1129    if (role != NULL) {
1130        OMX_PARAM_COMPONENTROLETYPE roleParams;
1131        InitOMXParams(&roleParams);
1132
1133        strncpy((char *)roleParams.cRole,
1134                role, OMX_MAX_STRINGNAME_SIZE - 1);
1135
1136        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1137
1138        status_t err = mOMX->setParameter(
1139                mNode, OMX_IndexParamStandardComponentRole,
1140                &roleParams, sizeof(roleParams));
1141
1142        if (err != OK) {
1143            ALOGW("[%s] Failed to set standard component role '%s'.",
1144                 mComponentName.c_str(), role);
1145
1146            return err;
1147        }
1148    }
1149
1150    return OK;
1151}
1152
1153status_t ACodec::configureCodec(
1154        const char *mime, const sp<AMessage> &msg) {
1155    int32_t encoder;
1156    if (!msg->findInt32("encoder", &encoder)) {
1157        encoder = false;
1158    }
1159
1160    sp<AMessage> inputFormat = new AMessage();
1161    sp<AMessage> outputFormat = new AMessage();
1162
1163    mIsEncoder = encoder;
1164
1165    status_t err = setComponentRole(encoder /* isEncoder */, mime);
1166
1167    if (err != OK) {
1168        return err;
1169    }
1170
1171    int32_t bitRate = 0;
1172    // FLAC encoder doesn't need a bitrate, other encoders do
1173    if (encoder && strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)
1174            && !msg->findInt32("bitrate", &bitRate)) {
1175        return INVALID_OPERATION;
1176    }
1177
1178    int32_t storeMeta;
1179    if (encoder
1180            && msg->findInt32("store-metadata-in-buffers", &storeMeta)
1181            && storeMeta != 0) {
1182        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1183
1184        if (err != OK) {
1185              ALOGE("[%s] storeMetaDataInBuffers (input) failed w/ err %d",
1186                    mComponentName.c_str(), err);
1187
1188              return err;
1189          }
1190      }
1191
1192    int32_t prependSPSPPS = 0;
1193    if (encoder
1194            && msg->findInt32("prepend-sps-pps-to-idr-frames", &prependSPSPPS)
1195            && prependSPSPPS != 0) {
1196        OMX_INDEXTYPE index;
1197        err = mOMX->getExtensionIndex(
1198                mNode,
1199                "OMX.google.android.index.prependSPSPPSToIDRFrames",
1200                &index);
1201
1202        if (err == OK) {
1203            PrependSPSPPSToIDRFramesParams params;
1204            InitOMXParams(&params);
1205            params.bEnable = OMX_TRUE;
1206
1207            err = mOMX->setParameter(
1208                    mNode, index, &params, sizeof(params));
1209        }
1210
1211        if (err != OK) {
1212            ALOGE("Encoder could not be configured to emit SPS/PPS before "
1213                  "IDR frames. (err %d)", err);
1214
1215            return err;
1216        }
1217    }
1218
1219    // Only enable metadata mode on encoder output if encoder can prepend
1220    // sps/pps to idr frames, since in metadata mode the bitstream is in an
1221    // opaque handle, to which we don't have access.
1222    int32_t video = !strncasecmp(mime, "video/", 6);
1223    if (encoder && video) {
1224        OMX_BOOL enable = (OMX_BOOL) (prependSPSPPS
1225            && msg->findInt32("store-metadata-in-buffers-output", &storeMeta)
1226            && storeMeta != 0);
1227
1228        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, enable);
1229
1230        if (err != OK) {
1231            ALOGE("[%s] storeMetaDataInBuffers (output) failed w/ err %d",
1232                mComponentName.c_str(), err);
1233            mUseMetadataOnEncoderOutput = 0;
1234        } else {
1235            mUseMetadataOnEncoderOutput = enable;
1236        }
1237
1238        if (!msg->findInt64(
1239                    "repeat-previous-frame-after",
1240                    &mRepeatFrameDelayUs)) {
1241            mRepeatFrameDelayUs = -1ll;
1242        }
1243
1244        if (!msg->findInt64("max-pts-gap-to-encoder", &mMaxPtsGapUs)) {
1245            mMaxPtsGapUs = -1ll;
1246        }
1247
1248        if (!msg->findInt64("time-lapse", &mTimePerCaptureUs)) {
1249            mTimePerCaptureUs = -1ll;
1250        }
1251
1252        if (!msg->findInt32(
1253                    "create-input-buffers-suspended",
1254                    (int32_t*)&mCreateInputBuffersSuspended)) {
1255            mCreateInputBuffersSuspended = false;
1256        }
1257    }
1258
1259    sp<RefBase> obj;
1260    int32_t haveNativeWindow = msg->findObject("native-window", &obj) &&
1261        obj != NULL;
1262    mStoreMetaDataInOutputBuffers = false;
1263    if (video && !encoder) {
1264        inputFormat->setInt32("adaptive-playback", false);
1265    }
1266    if (!encoder && video && haveNativeWindow) {
1267        sp<NativeWindowWrapper> windowWrapper(
1268                static_cast<NativeWindowWrapper *>(obj.get()));
1269        sp<ANativeWindow> nativeWindow = windowWrapper->getNativeWindow();
1270
1271        // START of temporary support for automatic FRC - THIS WILL BE REMOVED
1272        int32_t autoFrc;
1273        if (msg->findInt32("auto-frc", &autoFrc)) {
1274            bool enabled = autoFrc;
1275            OMX_CONFIG_BOOLEANTYPE config;
1276            InitOMXParams(&config);
1277            config.bEnabled = (OMX_BOOL)enabled;
1278            status_t temp = mOMX->setConfig(
1279                    mNode, (OMX_INDEXTYPE)OMX_IndexConfigAutoFramerateConversion,
1280                    &config, sizeof(config));
1281            if (temp == OK) {
1282                outputFormat->setInt32("auto-frc", enabled);
1283            } else if (enabled) {
1284                ALOGI("codec does not support requested auto-frc (err %d)", temp);
1285            }
1286        }
1287        // END of temporary support for automatic FRC
1288
1289        int32_t tunneled;
1290        if (msg->findInt32("feature-tunneled-playback", &tunneled) &&
1291            tunneled != 0) {
1292            ALOGI("Configuring TUNNELED video playback.");
1293            mTunneled = true;
1294
1295            int32_t audioHwSync = 0;
1296            if (!msg->findInt32("audio-hw-sync", &audioHwSync)) {
1297                ALOGW("No Audio HW Sync provided for video tunnel");
1298            }
1299            err = configureTunneledVideoPlayback(audioHwSync, nativeWindow);
1300            if (err != OK) {
1301                ALOGE("configureTunneledVideoPlayback(%d,%p) failed!",
1302                        audioHwSync, nativeWindow.get());
1303                return err;
1304            }
1305
1306            inputFormat->setInt32("adaptive-playback", true);
1307        } else {
1308            ALOGV("Configuring CPU controlled video playback.");
1309            mTunneled = false;
1310
1311            // Always try to enable dynamic output buffers on native surface
1312            err = mOMX->storeMetaDataInBuffers(
1313                    mNode, kPortIndexOutput, OMX_TRUE);
1314            if (err != OK) {
1315                ALOGE("[%s] storeMetaDataInBuffers failed w/ err %d",
1316                        mComponentName.c_str(), err);
1317
1318                // if adaptive playback has been requested, try JB fallback
1319                // NOTE: THIS FALLBACK MECHANISM WILL BE REMOVED DUE TO ITS
1320                // LARGE MEMORY REQUIREMENT
1321
1322                // we will not do adaptive playback on software accessed
1323                // surfaces as they never had to respond to changes in the
1324                // crop window, and we don't trust that they will be able to.
1325                int usageBits = 0;
1326                bool canDoAdaptivePlayback;
1327
1328                if (nativeWindow->query(
1329                        nativeWindow.get(),
1330                        NATIVE_WINDOW_CONSUMER_USAGE_BITS,
1331                        &usageBits) != OK) {
1332                    canDoAdaptivePlayback = false;
1333                } else {
1334                    canDoAdaptivePlayback =
1335                        (usageBits &
1336                                (GRALLOC_USAGE_SW_READ_MASK |
1337                                 GRALLOC_USAGE_SW_WRITE_MASK)) == 0;
1338                }
1339
1340                int32_t maxWidth = 0, maxHeight = 0;
1341                if (canDoAdaptivePlayback &&
1342                        msg->findInt32("max-width", &maxWidth) &&
1343                        msg->findInt32("max-height", &maxHeight)) {
1344                    ALOGV("[%s] prepareForAdaptivePlayback(%dx%d)",
1345                            mComponentName.c_str(), maxWidth, maxHeight);
1346
1347                    err = mOMX->prepareForAdaptivePlayback(
1348                            mNode, kPortIndexOutput, OMX_TRUE, maxWidth,
1349                            maxHeight);
1350                    ALOGW_IF(err != OK,
1351                            "[%s] prepareForAdaptivePlayback failed w/ err %d",
1352                            mComponentName.c_str(), err);
1353
1354                    if (err == OK) {
1355                        inputFormat->setInt32("max-width", maxWidth);
1356                        inputFormat->setInt32("max-height", maxHeight);
1357                        inputFormat->setInt32("adaptive-playback", true);
1358                    }
1359                }
1360                // allow failure
1361                err = OK;
1362            } else {
1363                ALOGV("[%s] storeMetaDataInBuffers succeeded",
1364                        mComponentName.c_str());
1365                mStoreMetaDataInOutputBuffers = true;
1366                inputFormat->setInt32("adaptive-playback", true);
1367            }
1368
1369            int32_t push;
1370            if (msg->findInt32("push-blank-buffers-on-shutdown", &push)
1371                    && push != 0) {
1372                mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
1373            }
1374        }
1375
1376        int32_t rotationDegrees;
1377        if (msg->findInt32("rotation-degrees", &rotationDegrees)) {
1378            mRotationDegrees = rotationDegrees;
1379        } else {
1380            mRotationDegrees = 0;
1381        }
1382    }
1383
1384    if (video) {
1385        if (encoder) {
1386            err = setupVideoEncoder(mime, msg);
1387        } else {
1388            err = setupVideoDecoder(mime, msg);
1389        }
1390    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
1391        int32_t numChannels, sampleRate;
1392        if (!msg->findInt32("channel-count", &numChannels)
1393                || !msg->findInt32("sample-rate", &sampleRate)) {
1394            // Since we did not always check for these, leave them optional
1395            // and have the decoder figure it all out.
1396            err = OK;
1397        } else {
1398            err = setupRawAudioFormat(
1399                    encoder ? kPortIndexInput : kPortIndexOutput,
1400                    sampleRate,
1401                    numChannels);
1402        }
1403    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
1404        int32_t numChannels, sampleRate;
1405        if (!msg->findInt32("channel-count", &numChannels)
1406                || !msg->findInt32("sample-rate", &sampleRate)) {
1407            err = INVALID_OPERATION;
1408        } else {
1409            int32_t isADTS, aacProfile;
1410            int32_t sbrMode;
1411            int32_t maxOutputChannelCount;
1412            int32_t pcmLimiterEnable;
1413            drcParams_t drc;
1414            if (!msg->findInt32("is-adts", &isADTS)) {
1415                isADTS = 0;
1416            }
1417            if (!msg->findInt32("aac-profile", &aacProfile)) {
1418                aacProfile = OMX_AUDIO_AACObjectNull;
1419            }
1420            if (!msg->findInt32("aac-sbr-mode", &sbrMode)) {
1421                sbrMode = -1;
1422            }
1423
1424            if (!msg->findInt32("aac-max-output-channel_count", &maxOutputChannelCount)) {
1425                maxOutputChannelCount = -1;
1426            }
1427            if (!msg->findInt32("aac-pcm-limiter-enable", &pcmLimiterEnable)) {
1428                // value is unknown
1429                pcmLimiterEnable = -1;
1430            }
1431            if (!msg->findInt32("aac-encoded-target-level", &drc.encodedTargetLevel)) {
1432                // value is unknown
1433                drc.encodedTargetLevel = -1;
1434            }
1435            if (!msg->findInt32("aac-drc-cut-level", &drc.drcCut)) {
1436                // value is unknown
1437                drc.drcCut = -1;
1438            }
1439            if (!msg->findInt32("aac-drc-boost-level", &drc.drcBoost)) {
1440                // value is unknown
1441                drc.drcBoost = -1;
1442            }
1443            if (!msg->findInt32("aac-drc-heavy-compression", &drc.heavyCompression)) {
1444                // value is unknown
1445                drc.heavyCompression = -1;
1446            }
1447            if (!msg->findInt32("aac-target-ref-level", &drc.targetRefLevel)) {
1448                // value is unknown
1449                drc.targetRefLevel = -1;
1450            }
1451
1452            err = setupAACCodec(
1453                    encoder, numChannels, sampleRate, bitRate, aacProfile,
1454                    isADTS != 0, sbrMode, maxOutputChannelCount, drc,
1455                    pcmLimiterEnable);
1456        }
1457    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
1458        err = setupAMRCodec(encoder, false /* isWAMR */, bitRate);
1459    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
1460        err = setupAMRCodec(encoder, true /* isWAMR */, bitRate);
1461    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_ALAW)
1462            || !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_MLAW)) {
1463        // These are PCM-like formats with a fixed sample rate but
1464        // a variable number of channels.
1465
1466        int32_t numChannels;
1467        if (!msg->findInt32("channel-count", &numChannels)) {
1468            err = INVALID_OPERATION;
1469        } else {
1470            err = setupG711Codec(encoder, numChannels);
1471        }
1472    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
1473        int32_t numChannels, sampleRate, compressionLevel = -1;
1474        if (encoder &&
1475                (!msg->findInt32("channel-count", &numChannels)
1476                        || !msg->findInt32("sample-rate", &sampleRate))) {
1477            ALOGE("missing channel count or sample rate for FLAC encoder");
1478            err = INVALID_OPERATION;
1479        } else {
1480            if (encoder) {
1481                if (!msg->findInt32(
1482                            "complexity", &compressionLevel) &&
1483                    !msg->findInt32(
1484                            "flac-compression-level", &compressionLevel)) {
1485                    compressionLevel = 5; // default FLAC compression level
1486                } else if (compressionLevel < 0) {
1487                    ALOGW("compression level %d outside [0..8] range, "
1488                          "using 0",
1489                          compressionLevel);
1490                    compressionLevel = 0;
1491                } else if (compressionLevel > 8) {
1492                    ALOGW("compression level %d outside [0..8] range, "
1493                          "using 8",
1494                          compressionLevel);
1495                    compressionLevel = 8;
1496                }
1497            }
1498            err = setupFlacCodec(
1499                    encoder, numChannels, sampleRate, compressionLevel);
1500        }
1501    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1502        int32_t numChannels, sampleRate;
1503        if (encoder
1504                || !msg->findInt32("channel-count", &numChannels)
1505                || !msg->findInt32("sample-rate", &sampleRate)) {
1506            err = INVALID_OPERATION;
1507        } else {
1508            err = setupRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1509        }
1510    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3)) {
1511        int32_t numChannels;
1512        int32_t sampleRate;
1513        if (!msg->findInt32("channel-count", &numChannels)
1514                || !msg->findInt32("sample-rate", &sampleRate)) {
1515            err = INVALID_OPERATION;
1516        } else {
1517            err = setupAC3Codec(encoder, numChannels, sampleRate);
1518        }
1519    }
1520
1521    if (err != OK) {
1522        return err;
1523    }
1524
1525    if (!msg->findInt32("encoder-delay", &mEncoderDelay)) {
1526        mEncoderDelay = 0;
1527    }
1528
1529    if (!msg->findInt32("encoder-padding", &mEncoderPadding)) {
1530        mEncoderPadding = 0;
1531    }
1532
1533    if (msg->findInt32("channel-mask", &mChannelMask)) {
1534        mChannelMaskPresent = true;
1535    } else {
1536        mChannelMaskPresent = false;
1537    }
1538
1539    int32_t maxInputSize;
1540    if (msg->findInt32("max-input-size", &maxInputSize)) {
1541        err = setMinBufferSize(kPortIndexInput, (size_t)maxInputSize);
1542    } else if (!strcmp("OMX.Nvidia.aac.decoder", mComponentName.c_str())) {
1543        err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
1544    }
1545
1546    CHECK_EQ(getPortFormat(kPortIndexInput, inputFormat), (status_t)OK);
1547    CHECK_EQ(getPortFormat(kPortIndexOutput, outputFormat), (status_t)OK);
1548    mInputFormat = inputFormat;
1549    mOutputFormat = outputFormat;
1550
1551    return err;
1552}
1553
1554status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
1555    OMX_PARAM_PORTDEFINITIONTYPE def;
1556    InitOMXParams(&def);
1557    def.nPortIndex = portIndex;
1558
1559    status_t err = mOMX->getParameter(
1560            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1561
1562    if (err != OK) {
1563        return err;
1564    }
1565
1566    if (def.nBufferSize >= size) {
1567        return OK;
1568    }
1569
1570    def.nBufferSize = size;
1571
1572    err = mOMX->setParameter(
1573            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1574
1575    if (err != OK) {
1576        return err;
1577    }
1578
1579    err = mOMX->getParameter(
1580            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1581
1582    if (err != OK) {
1583        return err;
1584    }
1585
1586    CHECK(def.nBufferSize >= size);
1587
1588    return OK;
1589}
1590
1591status_t ACodec::selectAudioPortFormat(
1592        OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE desiredFormat) {
1593    OMX_AUDIO_PARAM_PORTFORMATTYPE format;
1594    InitOMXParams(&format);
1595
1596    format.nPortIndex = portIndex;
1597    for (OMX_U32 index = 0;; ++index) {
1598        format.nIndex = index;
1599
1600        status_t err = mOMX->getParameter(
1601                mNode, OMX_IndexParamAudioPortFormat,
1602                &format, sizeof(format));
1603
1604        if (err != OK) {
1605            return err;
1606        }
1607
1608        if (format.eEncoding == desiredFormat) {
1609            break;
1610        }
1611    }
1612
1613    return mOMX->setParameter(
1614            mNode, OMX_IndexParamAudioPortFormat, &format, sizeof(format));
1615}
1616
1617status_t ACodec::setupAACCodec(
1618        bool encoder, int32_t numChannels, int32_t sampleRate,
1619        int32_t bitRate, int32_t aacProfile, bool isADTS, int32_t sbrMode,
1620        int32_t maxOutputChannelCount, const drcParams_t& drc,
1621        int32_t pcmLimiterEnable) {
1622    if (encoder && isADTS) {
1623        return -EINVAL;
1624    }
1625
1626    status_t err = setupRawAudioFormat(
1627            encoder ? kPortIndexInput : kPortIndexOutput,
1628            sampleRate,
1629            numChannels);
1630
1631    if (err != OK) {
1632        return err;
1633    }
1634
1635    if (encoder) {
1636        err = selectAudioPortFormat(kPortIndexOutput, OMX_AUDIO_CodingAAC);
1637
1638        if (err != OK) {
1639            return err;
1640        }
1641
1642        OMX_PARAM_PORTDEFINITIONTYPE def;
1643        InitOMXParams(&def);
1644        def.nPortIndex = kPortIndexOutput;
1645
1646        err = mOMX->getParameter(
1647                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1648
1649        if (err != OK) {
1650            return err;
1651        }
1652
1653        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
1654        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
1655
1656        err = mOMX->setParameter(
1657                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1658
1659        if (err != OK) {
1660            return err;
1661        }
1662
1663        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1664        InitOMXParams(&profile);
1665        profile.nPortIndex = kPortIndexOutput;
1666
1667        err = mOMX->getParameter(
1668                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1669
1670        if (err != OK) {
1671            return err;
1672        }
1673
1674        profile.nChannels = numChannels;
1675
1676        profile.eChannelMode =
1677            (numChannels == 1)
1678                ? OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo;
1679
1680        profile.nSampleRate = sampleRate;
1681        profile.nBitRate = bitRate;
1682        profile.nAudioBandWidth = 0;
1683        profile.nFrameLength = 0;
1684        profile.nAACtools = OMX_AUDIO_AACToolAll;
1685        profile.nAACERtools = OMX_AUDIO_AACERNone;
1686        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
1687        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
1688        switch (sbrMode) {
1689        case 0:
1690            // disable sbr
1691            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1692            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1693            break;
1694        case 1:
1695            // enable single-rate sbr
1696            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1697            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1698            break;
1699        case 2:
1700            // enable dual-rate sbr
1701            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1702            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1703            break;
1704        case -1:
1705            // enable both modes -> the codec will decide which mode should be used
1706            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1707            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1708            break;
1709        default:
1710            // unsupported sbr mode
1711            return BAD_VALUE;
1712        }
1713
1714
1715        err = mOMX->setParameter(
1716                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1717
1718        if (err != OK) {
1719            return err;
1720        }
1721
1722        return err;
1723    }
1724
1725    OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1726    InitOMXParams(&profile);
1727    profile.nPortIndex = kPortIndexInput;
1728
1729    err = mOMX->getParameter(
1730            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1731
1732    if (err != OK) {
1733        return err;
1734    }
1735
1736    profile.nChannels = numChannels;
1737    profile.nSampleRate = sampleRate;
1738
1739    profile.eAACStreamFormat =
1740        isADTS
1741            ? OMX_AUDIO_AACStreamFormatMP4ADTS
1742            : OMX_AUDIO_AACStreamFormatMP4FF;
1743
1744    OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE presentation;
1745    presentation.nMaxOutputChannels = maxOutputChannelCount;
1746    presentation.nDrcCut = drc.drcCut;
1747    presentation.nDrcBoost = drc.drcBoost;
1748    presentation.nHeavyCompression = drc.heavyCompression;
1749    presentation.nTargetReferenceLevel = drc.targetRefLevel;
1750    presentation.nEncodedTargetLevel = drc.encodedTargetLevel;
1751    presentation.nPCMLimiterEnable = pcmLimiterEnable;
1752
1753    status_t res = mOMX->setParameter(mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1754    if (res == OK) {
1755        // optional parameters, will not cause configuration failure
1756        mOMX->setParameter(mNode, (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAacPresentation,
1757                &presentation, sizeof(presentation));
1758    } else {
1759        ALOGW("did not set AudioAndroidAacPresentation due to error %d when setting AudioAac", res);
1760    }
1761    return res;
1762}
1763
1764status_t ACodec::setupAC3Codec(
1765        bool encoder, int32_t numChannels, int32_t sampleRate) {
1766    status_t err = setupRawAudioFormat(
1767            encoder ? kPortIndexInput : kPortIndexOutput, sampleRate, numChannels);
1768
1769    if (err != OK) {
1770        return err;
1771    }
1772
1773    if (encoder) {
1774        ALOGW("AC3 encoding is not supported.");
1775        return INVALID_OPERATION;
1776    }
1777
1778    OMX_AUDIO_PARAM_ANDROID_AC3TYPE def;
1779    InitOMXParams(&def);
1780    def.nPortIndex = kPortIndexInput;
1781
1782    err = mOMX->getParameter(
1783            mNode,
1784            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1785            &def,
1786            sizeof(def));
1787
1788    if (err != OK) {
1789        return err;
1790    }
1791
1792    def.nChannels = numChannels;
1793    def.nSampleRate = sampleRate;
1794
1795    return mOMX->setParameter(
1796            mNode,
1797            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1798            &def,
1799            sizeof(def));
1800}
1801
1802static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(
1803        bool isAMRWB, int32_t bps) {
1804    if (isAMRWB) {
1805        if (bps <= 6600) {
1806            return OMX_AUDIO_AMRBandModeWB0;
1807        } else if (bps <= 8850) {
1808            return OMX_AUDIO_AMRBandModeWB1;
1809        } else if (bps <= 12650) {
1810            return OMX_AUDIO_AMRBandModeWB2;
1811        } else if (bps <= 14250) {
1812            return OMX_AUDIO_AMRBandModeWB3;
1813        } else if (bps <= 15850) {
1814            return OMX_AUDIO_AMRBandModeWB4;
1815        } else if (bps <= 18250) {
1816            return OMX_AUDIO_AMRBandModeWB5;
1817        } else if (bps <= 19850) {
1818            return OMX_AUDIO_AMRBandModeWB6;
1819        } else if (bps <= 23050) {
1820            return OMX_AUDIO_AMRBandModeWB7;
1821        }
1822
1823        // 23850 bps
1824        return OMX_AUDIO_AMRBandModeWB8;
1825    } else {  // AMRNB
1826        if (bps <= 4750) {
1827            return OMX_AUDIO_AMRBandModeNB0;
1828        } else if (bps <= 5150) {
1829            return OMX_AUDIO_AMRBandModeNB1;
1830        } else if (bps <= 5900) {
1831            return OMX_AUDIO_AMRBandModeNB2;
1832        } else if (bps <= 6700) {
1833            return OMX_AUDIO_AMRBandModeNB3;
1834        } else if (bps <= 7400) {
1835            return OMX_AUDIO_AMRBandModeNB4;
1836        } else if (bps <= 7950) {
1837            return OMX_AUDIO_AMRBandModeNB5;
1838        } else if (bps <= 10200) {
1839            return OMX_AUDIO_AMRBandModeNB6;
1840        }
1841
1842        // 12200 bps
1843        return OMX_AUDIO_AMRBandModeNB7;
1844    }
1845}
1846
1847status_t ACodec::setupAMRCodec(bool encoder, bool isWAMR, int32_t bitrate) {
1848    OMX_AUDIO_PARAM_AMRTYPE def;
1849    InitOMXParams(&def);
1850    def.nPortIndex = encoder ? kPortIndexOutput : kPortIndexInput;
1851
1852    status_t err =
1853        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1854
1855    if (err != OK) {
1856        return err;
1857    }
1858
1859    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1860    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitrate);
1861
1862    err = mOMX->setParameter(
1863            mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1864
1865    if (err != OK) {
1866        return err;
1867    }
1868
1869    return setupRawAudioFormat(
1870            encoder ? kPortIndexInput : kPortIndexOutput,
1871            isWAMR ? 16000 : 8000 /* sampleRate */,
1872            1 /* numChannels */);
1873}
1874
1875status_t ACodec::setupG711Codec(bool encoder, int32_t numChannels) {
1876    CHECK(!encoder);  // XXX TODO
1877
1878    return setupRawAudioFormat(
1879            kPortIndexInput, 8000 /* sampleRate */, numChannels);
1880}
1881
1882status_t ACodec::setupFlacCodec(
1883        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
1884
1885    if (encoder) {
1886        OMX_AUDIO_PARAM_FLACTYPE def;
1887        InitOMXParams(&def);
1888        def.nPortIndex = kPortIndexOutput;
1889
1890        // configure compression level
1891        status_t err = mOMX->getParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1892        if (err != OK) {
1893            ALOGE("setupFlacCodec(): Error %d getting OMX_IndexParamAudioFlac parameter", err);
1894            return err;
1895        }
1896        def.nCompressionLevel = compressionLevel;
1897        err = mOMX->setParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1898        if (err != OK) {
1899            ALOGE("setupFlacCodec(): Error %d setting OMX_IndexParamAudioFlac parameter", err);
1900            return err;
1901        }
1902    }
1903
1904    return setupRawAudioFormat(
1905            encoder ? kPortIndexInput : kPortIndexOutput,
1906            sampleRate,
1907            numChannels);
1908}
1909
1910status_t ACodec::setupRawAudioFormat(
1911        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1912    OMX_PARAM_PORTDEFINITIONTYPE def;
1913    InitOMXParams(&def);
1914    def.nPortIndex = portIndex;
1915
1916    status_t err = mOMX->getParameter(
1917            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1918
1919    if (err != OK) {
1920        return err;
1921    }
1922
1923    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
1924
1925    err = mOMX->setParameter(
1926            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1927
1928    if (err != OK) {
1929        return err;
1930    }
1931
1932    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1933    InitOMXParams(&pcmParams);
1934    pcmParams.nPortIndex = portIndex;
1935
1936    err = mOMX->getParameter(
1937            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1938
1939    if (err != OK) {
1940        return err;
1941    }
1942
1943    pcmParams.nChannels = numChannels;
1944    pcmParams.eNumData = OMX_NumericalDataSigned;
1945    pcmParams.bInterleaved = OMX_TRUE;
1946    pcmParams.nBitPerSample = 16;
1947    pcmParams.nSamplingRate = sampleRate;
1948    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1949
1950    if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
1951        return OMX_ErrorNone;
1952    }
1953
1954    return mOMX->setParameter(
1955            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1956}
1957
1958status_t ACodec::configureTunneledVideoPlayback(
1959        int32_t audioHwSync, const sp<ANativeWindow> &nativeWindow) {
1960    native_handle_t* sidebandHandle;
1961
1962    status_t err = mOMX->configureVideoTunnelMode(
1963            mNode, kPortIndexOutput, OMX_TRUE, audioHwSync, &sidebandHandle);
1964    if (err != OK) {
1965        ALOGE("configureVideoTunnelMode failed! (err %d).", err);
1966        return err;
1967    }
1968
1969    err = native_window_set_sideband_stream(nativeWindow.get(), sidebandHandle);
1970    if (err != OK) {
1971        ALOGE("native_window_set_sideband_stream(%p) failed! (err %d).",
1972                sidebandHandle, err);
1973        return err;
1974    }
1975
1976    return OK;
1977}
1978
1979status_t ACodec::setVideoPortFormatType(
1980        OMX_U32 portIndex,
1981        OMX_VIDEO_CODINGTYPE compressionFormat,
1982        OMX_COLOR_FORMATTYPE colorFormat) {
1983    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1984    InitOMXParams(&format);
1985    format.nPortIndex = portIndex;
1986    format.nIndex = 0;
1987    bool found = false;
1988
1989    OMX_U32 index = 0;
1990    for (;;) {
1991        format.nIndex = index;
1992        status_t err = mOMX->getParameter(
1993                mNode, OMX_IndexParamVideoPortFormat,
1994                &format, sizeof(format));
1995
1996        if (err != OK) {
1997            return err;
1998        }
1999
2000        // substitute back flexible color format to codec supported format
2001        OMX_U32 flexibleEquivalent;
2002        if (compressionFormat == OMX_VIDEO_CodingUnused &&
2003                isFlexibleColorFormat(
2004                        mOMX, mNode, format.eColorFormat, &flexibleEquivalent) &&
2005                colorFormat == flexibleEquivalent) {
2006            ALOGI("[%s] using color format %#x in place of %#x",
2007                    mComponentName.c_str(), format.eColorFormat, colorFormat);
2008            colorFormat = format.eColorFormat;
2009        }
2010
2011        // The following assertion is violated by TI's video decoder.
2012        // CHECK_EQ(format.nIndex, index);
2013
2014        if (!strcmp("OMX.TI.Video.encoder", mComponentName.c_str())) {
2015            if (portIndex == kPortIndexInput
2016                    && colorFormat == format.eColorFormat) {
2017                // eCompressionFormat does not seem right.
2018                found = true;
2019                break;
2020            }
2021            if (portIndex == kPortIndexOutput
2022                    && compressionFormat == format.eCompressionFormat) {
2023                // eColorFormat does not seem right.
2024                found = true;
2025                break;
2026            }
2027        }
2028
2029        if (format.eCompressionFormat == compressionFormat
2030            && format.eColorFormat == colorFormat) {
2031            found = true;
2032            break;
2033        }
2034
2035        ++index;
2036    }
2037
2038    if (!found) {
2039        return UNKNOWN_ERROR;
2040    }
2041
2042    status_t err = mOMX->setParameter(
2043            mNode, OMX_IndexParamVideoPortFormat,
2044            &format, sizeof(format));
2045
2046    return err;
2047}
2048
2049status_t ACodec::setSupportedOutputFormat() {
2050    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
2051    InitOMXParams(&format);
2052    format.nPortIndex = kPortIndexOutput;
2053    format.nIndex = 0;
2054
2055    status_t err = mOMX->getParameter(
2056            mNode, OMX_IndexParamVideoPortFormat,
2057            &format, sizeof(format));
2058    CHECK_EQ(err, (status_t)OK);
2059    CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
2060
2061    return mOMX->setParameter(
2062            mNode, OMX_IndexParamVideoPortFormat,
2063            &format, sizeof(format));
2064}
2065
2066static const struct VideoCodingMapEntry {
2067    const char *mMime;
2068    OMX_VIDEO_CODINGTYPE mVideoCodingType;
2069} kVideoCodingMapEntry[] = {
2070    { MEDIA_MIMETYPE_VIDEO_AVC, OMX_VIDEO_CodingAVC },
2071    { MEDIA_MIMETYPE_VIDEO_HEVC, OMX_VIDEO_CodingHEVC },
2072    { MEDIA_MIMETYPE_VIDEO_MPEG4, OMX_VIDEO_CodingMPEG4 },
2073    { MEDIA_MIMETYPE_VIDEO_H263, OMX_VIDEO_CodingH263 },
2074    { MEDIA_MIMETYPE_VIDEO_MPEG2, OMX_VIDEO_CodingMPEG2 },
2075    { MEDIA_MIMETYPE_VIDEO_VP8, OMX_VIDEO_CodingVP8 },
2076    { MEDIA_MIMETYPE_VIDEO_VP9, OMX_VIDEO_CodingVP9 },
2077};
2078
2079static status_t GetVideoCodingTypeFromMime(
2080        const char *mime, OMX_VIDEO_CODINGTYPE *codingType) {
2081    for (size_t i = 0;
2082         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
2083         ++i) {
2084        if (!strcasecmp(mime, kVideoCodingMapEntry[i].mMime)) {
2085            *codingType = kVideoCodingMapEntry[i].mVideoCodingType;
2086            return OK;
2087        }
2088    }
2089
2090    *codingType = OMX_VIDEO_CodingUnused;
2091
2092    return ERROR_UNSUPPORTED;
2093}
2094
2095static status_t GetMimeTypeForVideoCoding(
2096        OMX_VIDEO_CODINGTYPE codingType, AString *mime) {
2097    for (size_t i = 0;
2098         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
2099         ++i) {
2100        if (codingType == kVideoCodingMapEntry[i].mVideoCodingType) {
2101            *mime = kVideoCodingMapEntry[i].mMime;
2102            return OK;
2103        }
2104    }
2105
2106    mime->clear();
2107
2108    return ERROR_UNSUPPORTED;
2109}
2110
2111status_t ACodec::setupVideoDecoder(
2112        const char *mime, const sp<AMessage> &msg) {
2113    int32_t width, height;
2114    if (!msg->findInt32("width", &width)
2115            || !msg->findInt32("height", &height)) {
2116        return INVALID_OPERATION;
2117    }
2118
2119    OMX_VIDEO_CODINGTYPE compressionFormat;
2120    status_t err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2121
2122    if (err != OK) {
2123        return err;
2124    }
2125
2126    err = setVideoPortFormatType(
2127            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
2128
2129    if (err != OK) {
2130        return err;
2131    }
2132
2133    int32_t tmp;
2134    if (msg->findInt32("color-format", &tmp)) {
2135        OMX_COLOR_FORMATTYPE colorFormat =
2136            static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2137        err = setVideoPortFormatType(
2138                kPortIndexOutput, OMX_VIDEO_CodingUnused, colorFormat);
2139        if (err != OK) {
2140            ALOGW("[%s] does not support color format %d",
2141                  mComponentName.c_str(), colorFormat);
2142            err = setSupportedOutputFormat();
2143        }
2144    } else {
2145        err = setSupportedOutputFormat();
2146    }
2147
2148    if (err != OK) {
2149        return err;
2150    }
2151
2152    err = setVideoFormatOnPort(
2153            kPortIndexInput, width, height, compressionFormat);
2154
2155    if (err != OK) {
2156        return err;
2157    }
2158
2159    err = setVideoFormatOnPort(
2160            kPortIndexOutput, width, height, OMX_VIDEO_CodingUnused);
2161
2162    if (err != OK) {
2163        return err;
2164    }
2165
2166    return OK;
2167}
2168
2169status_t ACodec::setupVideoEncoder(const char *mime, const sp<AMessage> &msg) {
2170    int32_t tmp;
2171    if (!msg->findInt32("color-format", &tmp)) {
2172        return INVALID_OPERATION;
2173    }
2174
2175    OMX_COLOR_FORMATTYPE colorFormat =
2176        static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2177
2178    status_t err = setVideoPortFormatType(
2179            kPortIndexInput, OMX_VIDEO_CodingUnused, colorFormat);
2180
2181    if (err != OK) {
2182        ALOGE("[%s] does not support color format %d",
2183              mComponentName.c_str(), colorFormat);
2184
2185        return err;
2186    }
2187
2188    /* Input port configuration */
2189
2190    OMX_PARAM_PORTDEFINITIONTYPE def;
2191    InitOMXParams(&def);
2192
2193    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2194
2195    def.nPortIndex = kPortIndexInput;
2196
2197    err = mOMX->getParameter(
2198            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2199
2200    if (err != OK) {
2201        return err;
2202    }
2203
2204    int32_t width, height, bitrate;
2205    if (!msg->findInt32("width", &width)
2206            || !msg->findInt32("height", &height)
2207            || !msg->findInt32("bitrate", &bitrate)) {
2208        return INVALID_OPERATION;
2209    }
2210
2211    video_def->nFrameWidth = width;
2212    video_def->nFrameHeight = height;
2213
2214    int32_t stride;
2215    if (!msg->findInt32("stride", &stride)) {
2216        stride = width;
2217    }
2218
2219    video_def->nStride = stride;
2220
2221    int32_t sliceHeight;
2222    if (!msg->findInt32("slice-height", &sliceHeight)) {
2223        sliceHeight = height;
2224    }
2225
2226    video_def->nSliceHeight = sliceHeight;
2227
2228    def.nBufferSize = (video_def->nStride * video_def->nSliceHeight * 3) / 2;
2229
2230    float frameRate;
2231    if (!msg->findFloat("frame-rate", &frameRate)) {
2232        int32_t tmp;
2233        if (!msg->findInt32("frame-rate", &tmp)) {
2234            return INVALID_OPERATION;
2235        }
2236        frameRate = (float)tmp;
2237        mTimePerFrameUs = (int64_t) (1000000.0f / frameRate);
2238    }
2239
2240    video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
2241    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
2242    // this is redundant as it was already set up in setVideoPortFormatType
2243    // FIXME for now skip this only for flexible YUV formats
2244    if (colorFormat != OMX_COLOR_FormatYUV420Flexible) {
2245        video_def->eColorFormat = colorFormat;
2246    }
2247
2248    err = mOMX->setParameter(
2249            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2250
2251    if (err != OK) {
2252        ALOGE("[%s] failed to set input port definition parameters.",
2253              mComponentName.c_str());
2254
2255        return err;
2256    }
2257
2258    /* Output port configuration */
2259
2260    OMX_VIDEO_CODINGTYPE compressionFormat;
2261    err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2262
2263    if (err != OK) {
2264        return err;
2265    }
2266
2267    err = setVideoPortFormatType(
2268            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
2269
2270    if (err != OK) {
2271        ALOGE("[%s] does not support compression format %d",
2272             mComponentName.c_str(), compressionFormat);
2273
2274        return err;
2275    }
2276
2277    def.nPortIndex = kPortIndexOutput;
2278
2279    err = mOMX->getParameter(
2280            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2281
2282    if (err != OK) {
2283        return err;
2284    }
2285
2286    video_def->nFrameWidth = width;
2287    video_def->nFrameHeight = height;
2288    video_def->xFramerate = 0;
2289    video_def->nBitrate = bitrate;
2290    video_def->eCompressionFormat = compressionFormat;
2291    video_def->eColorFormat = OMX_COLOR_FormatUnused;
2292
2293    err = mOMX->setParameter(
2294            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2295
2296    if (err != OK) {
2297        ALOGE("[%s] failed to set output port definition parameters.",
2298              mComponentName.c_str());
2299
2300        return err;
2301    }
2302
2303    switch (compressionFormat) {
2304        case OMX_VIDEO_CodingMPEG4:
2305            err = setupMPEG4EncoderParameters(msg);
2306            break;
2307
2308        case OMX_VIDEO_CodingH263:
2309            err = setupH263EncoderParameters(msg);
2310            break;
2311
2312        case OMX_VIDEO_CodingAVC:
2313            err = setupAVCEncoderParameters(msg);
2314            break;
2315
2316        case OMX_VIDEO_CodingHEVC:
2317            err = setupHEVCEncoderParameters(msg);
2318            break;
2319
2320        case OMX_VIDEO_CodingVP8:
2321        case OMX_VIDEO_CodingVP9:
2322            err = setupVPXEncoderParameters(msg);
2323            break;
2324
2325        default:
2326            break;
2327    }
2328
2329    ALOGI("setupVideoEncoder succeeded");
2330
2331    return err;
2332}
2333
2334status_t ACodec::setCyclicIntraMacroblockRefresh(const sp<AMessage> &msg, int32_t mode) {
2335    OMX_VIDEO_PARAM_INTRAREFRESHTYPE params;
2336    InitOMXParams(&params);
2337    params.nPortIndex = kPortIndexOutput;
2338
2339    params.eRefreshMode = static_cast<OMX_VIDEO_INTRAREFRESHTYPE>(mode);
2340
2341    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshCyclic ||
2342            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2343        int32_t mbs;
2344        if (!msg->findInt32("intra-refresh-CIR-mbs", &mbs)) {
2345            return INVALID_OPERATION;
2346        }
2347        params.nCirMBs = mbs;
2348    }
2349
2350    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshAdaptive ||
2351            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2352        int32_t mbs;
2353        if (!msg->findInt32("intra-refresh-AIR-mbs", &mbs)) {
2354            return INVALID_OPERATION;
2355        }
2356        params.nAirMBs = mbs;
2357
2358        int32_t ref;
2359        if (!msg->findInt32("intra-refresh-AIR-ref", &ref)) {
2360            return INVALID_OPERATION;
2361        }
2362        params.nAirRef = ref;
2363    }
2364
2365    status_t err = mOMX->setParameter(
2366            mNode, OMX_IndexParamVideoIntraRefresh,
2367            &params, sizeof(params));
2368    return err;
2369}
2370
2371static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
2372    if (iFramesInterval < 0) {
2373        return 0xFFFFFFFF;
2374    } else if (iFramesInterval == 0) {
2375        return 0;
2376    }
2377    OMX_U32 ret = frameRate * iFramesInterval;
2378    return ret;
2379}
2380
2381static OMX_VIDEO_CONTROLRATETYPE getBitrateMode(const sp<AMessage> &msg) {
2382    int32_t tmp;
2383    if (!msg->findInt32("bitrate-mode", &tmp)) {
2384        return OMX_Video_ControlRateVariable;
2385    }
2386
2387    return static_cast<OMX_VIDEO_CONTROLRATETYPE>(tmp);
2388}
2389
2390status_t ACodec::setupMPEG4EncoderParameters(const sp<AMessage> &msg) {
2391    int32_t bitrate, iFrameInterval;
2392    if (!msg->findInt32("bitrate", &bitrate)
2393            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2394        return INVALID_OPERATION;
2395    }
2396
2397    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2398
2399    float frameRate;
2400    if (!msg->findFloat("frame-rate", &frameRate)) {
2401        int32_t tmp;
2402        if (!msg->findInt32("frame-rate", &tmp)) {
2403            return INVALID_OPERATION;
2404        }
2405        frameRate = (float)tmp;
2406    }
2407
2408    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
2409    InitOMXParams(&mpeg4type);
2410    mpeg4type.nPortIndex = kPortIndexOutput;
2411
2412    status_t err = mOMX->getParameter(
2413            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2414
2415    if (err != OK) {
2416        return err;
2417    }
2418
2419    mpeg4type.nSliceHeaderSpacing = 0;
2420    mpeg4type.bSVH = OMX_FALSE;
2421    mpeg4type.bGov = OMX_FALSE;
2422
2423    mpeg4type.nAllowedPictureTypes =
2424        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2425
2426    mpeg4type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2427    if (mpeg4type.nPFrames == 0) {
2428        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2429    }
2430    mpeg4type.nBFrames = 0;
2431    mpeg4type.nIDCVLCThreshold = 0;
2432    mpeg4type.bACPred = OMX_TRUE;
2433    mpeg4type.nMaxPacketSize = 256;
2434    mpeg4type.nTimeIncRes = 1000;
2435    mpeg4type.nHeaderExtension = 0;
2436    mpeg4type.bReversibleVLC = OMX_FALSE;
2437
2438    int32_t profile;
2439    if (msg->findInt32("profile", &profile)) {
2440        int32_t level;
2441        if (!msg->findInt32("level", &level)) {
2442            return INVALID_OPERATION;
2443        }
2444
2445        err = verifySupportForProfileAndLevel(profile, level);
2446
2447        if (err != OK) {
2448            return err;
2449        }
2450
2451        mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profile);
2452        mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(level);
2453    }
2454
2455    err = mOMX->setParameter(
2456            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2457
2458    if (err != OK) {
2459        return err;
2460    }
2461
2462    err = configureBitrate(bitrate, bitrateMode);
2463
2464    if (err != OK) {
2465        return err;
2466    }
2467
2468    return setupErrorCorrectionParameters();
2469}
2470
2471status_t ACodec::setupH263EncoderParameters(const sp<AMessage> &msg) {
2472    int32_t bitrate, iFrameInterval;
2473    if (!msg->findInt32("bitrate", &bitrate)
2474            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2475        return INVALID_OPERATION;
2476    }
2477
2478    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2479
2480    float frameRate;
2481    if (!msg->findFloat("frame-rate", &frameRate)) {
2482        int32_t tmp;
2483        if (!msg->findInt32("frame-rate", &tmp)) {
2484            return INVALID_OPERATION;
2485        }
2486        frameRate = (float)tmp;
2487    }
2488
2489    OMX_VIDEO_PARAM_H263TYPE h263type;
2490    InitOMXParams(&h263type);
2491    h263type.nPortIndex = kPortIndexOutput;
2492
2493    status_t err = mOMX->getParameter(
2494            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2495
2496    if (err != OK) {
2497        return err;
2498    }
2499
2500    h263type.nAllowedPictureTypes =
2501        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2502
2503    h263type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2504    if (h263type.nPFrames == 0) {
2505        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2506    }
2507    h263type.nBFrames = 0;
2508
2509    int32_t profile;
2510    if (msg->findInt32("profile", &profile)) {
2511        int32_t level;
2512        if (!msg->findInt32("level", &level)) {
2513            return INVALID_OPERATION;
2514        }
2515
2516        err = verifySupportForProfileAndLevel(profile, level);
2517
2518        if (err != OK) {
2519            return err;
2520        }
2521
2522        h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profile);
2523        h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(level);
2524    }
2525
2526    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
2527    h263type.bForceRoundingTypeToZero = OMX_FALSE;
2528    h263type.nPictureHeaderRepetition = 0;
2529    h263type.nGOBHeaderInterval = 0;
2530
2531    err = mOMX->setParameter(
2532            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2533
2534    if (err != OK) {
2535        return err;
2536    }
2537
2538    err = configureBitrate(bitrate, bitrateMode);
2539
2540    if (err != OK) {
2541        return err;
2542    }
2543
2544    return setupErrorCorrectionParameters();
2545}
2546
2547// static
2548int /* OMX_VIDEO_AVCLEVELTYPE */ ACodec::getAVCLevelFor(
2549        int width, int height, int rate, int bitrate,
2550        OMX_VIDEO_AVCPROFILETYPE profile) {
2551    // convert bitrate to main/baseline profile kbps equivalent
2552    switch (profile) {
2553        case OMX_VIDEO_AVCProfileHigh10:
2554            bitrate = divUp(bitrate, 3000); break;
2555        case OMX_VIDEO_AVCProfileHigh:
2556            bitrate = divUp(bitrate, 1250); break;
2557        default:
2558            bitrate = divUp(bitrate, 1000); break;
2559    }
2560
2561    // convert size and rate to MBs
2562    width = divUp(width, 16);
2563    height = divUp(height, 16);
2564    int mbs = width * height;
2565    rate *= mbs;
2566    int maxDimension = max(width, height);
2567
2568    static const int limits[][5] = {
2569        /*   MBps     MB   dim  bitrate        level */
2570        {    1485,    99,  28,     64, OMX_VIDEO_AVCLevel1  },
2571        {    1485,    99,  28,    128, OMX_VIDEO_AVCLevel1b },
2572        {    3000,   396,  56,    192, OMX_VIDEO_AVCLevel11 },
2573        {    6000,   396,  56,    384, OMX_VIDEO_AVCLevel12 },
2574        {   11880,   396,  56,    768, OMX_VIDEO_AVCLevel13 },
2575        {   11880,   396,  56,   2000, OMX_VIDEO_AVCLevel2  },
2576        {   19800,   792,  79,   4000, OMX_VIDEO_AVCLevel21 },
2577        {   20250,  1620, 113,   4000, OMX_VIDEO_AVCLevel22 },
2578        {   40500,  1620, 113,  10000, OMX_VIDEO_AVCLevel3  },
2579        {  108000,  3600, 169,  14000, OMX_VIDEO_AVCLevel31 },
2580        {  216000,  5120, 202,  20000, OMX_VIDEO_AVCLevel32 },
2581        {  245760,  8192, 256,  20000, OMX_VIDEO_AVCLevel4  },
2582        {  245760,  8192, 256,  50000, OMX_VIDEO_AVCLevel41 },
2583        {  522240,  8704, 263,  50000, OMX_VIDEO_AVCLevel42 },
2584        {  589824, 22080, 420, 135000, OMX_VIDEO_AVCLevel5  },
2585        {  983040, 36864, 543, 240000, OMX_VIDEO_AVCLevel51 },
2586        { 2073600, 36864, 543, 240000, OMX_VIDEO_AVCLevel52 },
2587    };
2588
2589    for (size_t i = 0; i < ARRAY_SIZE(limits); i++) {
2590        const int (&limit)[5] = limits[i];
2591        if (rate <= limit[0] && mbs <= limit[1] && maxDimension <= limit[2]
2592                && bitrate <= limit[3]) {
2593            return limit[4];
2594        }
2595    }
2596    return 0;
2597}
2598
2599status_t ACodec::setupAVCEncoderParameters(const sp<AMessage> &msg) {
2600    int32_t bitrate, iFrameInterval;
2601    if (!msg->findInt32("bitrate", &bitrate)
2602            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2603        return INVALID_OPERATION;
2604    }
2605
2606    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2607
2608    float frameRate;
2609    if (!msg->findFloat("frame-rate", &frameRate)) {
2610        int32_t tmp;
2611        if (!msg->findInt32("frame-rate", &tmp)) {
2612            return INVALID_OPERATION;
2613        }
2614        frameRate = (float)tmp;
2615    }
2616
2617    status_t err = OK;
2618    int32_t intraRefreshMode = 0;
2619    if (msg->findInt32("intra-refresh-mode", &intraRefreshMode)) {
2620        err = setCyclicIntraMacroblockRefresh(msg, intraRefreshMode);
2621        if (err != OK) {
2622            ALOGE("Setting intra macroblock refresh mode (%d) failed: 0x%x",
2623                    err, intraRefreshMode);
2624            return err;
2625        }
2626    }
2627
2628    OMX_VIDEO_PARAM_AVCTYPE h264type;
2629    InitOMXParams(&h264type);
2630    h264type.nPortIndex = kPortIndexOutput;
2631
2632    err = mOMX->getParameter(
2633            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2634
2635    if (err != OK) {
2636        return err;
2637    }
2638
2639    h264type.nAllowedPictureTypes =
2640        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2641
2642    int32_t profile;
2643    if (msg->findInt32("profile", &profile)) {
2644        int32_t level;
2645        if (!msg->findInt32("level", &level)) {
2646            return INVALID_OPERATION;
2647        }
2648
2649        err = verifySupportForProfileAndLevel(profile, level);
2650
2651        if (err != OK) {
2652            return err;
2653        }
2654
2655        h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profile);
2656        h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(level);
2657    }
2658
2659    // XXX
2660    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
2661        ALOGW("Use baseline profile instead of %d for AVC recording",
2662            h264type.eProfile);
2663        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
2664    }
2665
2666    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
2667        h264type.nSliceHeaderSpacing = 0;
2668        h264type.bUseHadamard = OMX_TRUE;
2669        h264type.nRefFrames = 1;
2670        h264type.nBFrames = 0;
2671        h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2672        if (h264type.nPFrames == 0) {
2673            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2674        }
2675        h264type.nRefIdx10ActiveMinus1 = 0;
2676        h264type.nRefIdx11ActiveMinus1 = 0;
2677        h264type.bEntropyCodingCABAC = OMX_FALSE;
2678        h264type.bWeightedPPrediction = OMX_FALSE;
2679        h264type.bconstIpred = OMX_FALSE;
2680        h264type.bDirect8x8Inference = OMX_FALSE;
2681        h264type.bDirectSpatialTemporal = OMX_FALSE;
2682        h264type.nCabacInitIdc = 0;
2683    }
2684
2685    if (h264type.nBFrames != 0) {
2686        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
2687    }
2688
2689    h264type.bEnableUEP = OMX_FALSE;
2690    h264type.bEnableFMO = OMX_FALSE;
2691    h264type.bEnableASO = OMX_FALSE;
2692    h264type.bEnableRS = OMX_FALSE;
2693    h264type.bFrameMBsOnly = OMX_TRUE;
2694    h264type.bMBAFF = OMX_FALSE;
2695    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
2696
2697    err = mOMX->setParameter(
2698            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2699
2700    if (err != OK) {
2701        return err;
2702    }
2703
2704    return configureBitrate(bitrate, bitrateMode);
2705}
2706
2707status_t ACodec::setupHEVCEncoderParameters(const sp<AMessage> &msg) {
2708    int32_t bitrate, iFrameInterval;
2709    if (!msg->findInt32("bitrate", &bitrate)
2710            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2711        return INVALID_OPERATION;
2712    }
2713
2714    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2715
2716    float frameRate;
2717    if (!msg->findFloat("frame-rate", &frameRate)) {
2718        int32_t tmp;
2719        if (!msg->findInt32("frame-rate", &tmp)) {
2720            return INVALID_OPERATION;
2721        }
2722        frameRate = (float)tmp;
2723    }
2724
2725    OMX_VIDEO_PARAM_HEVCTYPE hevcType;
2726    InitOMXParams(&hevcType);
2727    hevcType.nPortIndex = kPortIndexOutput;
2728
2729    status_t err = OK;
2730    err = mOMX->getParameter(
2731            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2732    if (err != OK) {
2733        return err;
2734    }
2735
2736    int32_t profile;
2737    if (msg->findInt32("profile", &profile)) {
2738        int32_t level;
2739        if (!msg->findInt32("level", &level)) {
2740            return INVALID_OPERATION;
2741        }
2742
2743        err = verifySupportForProfileAndLevel(profile, level);
2744        if (err != OK) {
2745            return err;
2746        }
2747
2748        hevcType.eProfile = static_cast<OMX_VIDEO_HEVCPROFILETYPE>(profile);
2749        hevcType.eLevel = static_cast<OMX_VIDEO_HEVCLEVELTYPE>(level);
2750    }
2751
2752    // TODO: Need OMX structure definition for setting iFrameInterval
2753
2754    err = mOMX->setParameter(
2755            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2756    if (err != OK) {
2757        return err;
2758    }
2759
2760    return configureBitrate(bitrate, bitrateMode);
2761}
2762
2763status_t ACodec::setupVPXEncoderParameters(const sp<AMessage> &msg) {
2764    int32_t bitrate;
2765    int32_t iFrameInterval = 0;
2766    size_t tsLayers = 0;
2767    OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE pattern =
2768        OMX_VIDEO_VPXTemporalLayerPatternNone;
2769    static const uint32_t kVp8LayerRateAlloction
2770        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS]
2771        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS] = {
2772        {100, 100, 100},  // 1 layer
2773        { 60, 100, 100},  // 2 layers {60%, 40%}
2774        { 40,  60, 100},  // 3 layers {40%, 20%, 40%}
2775    };
2776    if (!msg->findInt32("bitrate", &bitrate)) {
2777        return INVALID_OPERATION;
2778    }
2779    msg->findInt32("i-frame-interval", &iFrameInterval);
2780
2781    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2782
2783    float frameRate;
2784    if (!msg->findFloat("frame-rate", &frameRate)) {
2785        int32_t tmp;
2786        if (!msg->findInt32("frame-rate", &tmp)) {
2787            return INVALID_OPERATION;
2788        }
2789        frameRate = (float)tmp;
2790    }
2791
2792    AString tsSchema;
2793    if (msg->findString("ts-schema", &tsSchema)) {
2794        if (tsSchema == "webrtc.vp8.1-layer") {
2795            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2796            tsLayers = 1;
2797        } else if (tsSchema == "webrtc.vp8.2-layer") {
2798            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2799            tsLayers = 2;
2800        } else if (tsSchema == "webrtc.vp8.3-layer") {
2801            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2802            tsLayers = 3;
2803        } else {
2804            ALOGW("Unsupported ts-schema [%s]", tsSchema.c_str());
2805        }
2806    }
2807
2808    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2809    InitOMXParams(&vp8type);
2810    vp8type.nPortIndex = kPortIndexOutput;
2811    status_t err = mOMX->getParameter(
2812            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2813            &vp8type, sizeof(vp8type));
2814
2815    if (err == OK) {
2816        if (iFrameInterval > 0) {
2817            vp8type.nKeyFrameInterval = setPFramesSpacing(iFrameInterval, frameRate);
2818        }
2819        vp8type.eTemporalPattern = pattern;
2820        vp8type.nTemporalLayerCount = tsLayers;
2821        if (tsLayers > 0) {
2822            for (size_t i = 0; i < OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS; i++) {
2823                vp8type.nTemporalLayerBitrateRatio[i] =
2824                    kVp8LayerRateAlloction[tsLayers - 1][i];
2825            }
2826        }
2827        if (bitrateMode == OMX_Video_ControlRateConstant) {
2828            vp8type.nMinQuantizer = 2;
2829            vp8type.nMaxQuantizer = 63;
2830        }
2831
2832        err = mOMX->setParameter(
2833                mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2834                &vp8type, sizeof(vp8type));
2835        if (err != OK) {
2836            ALOGW("Extended VP8 parameters set failed: %d", err);
2837        }
2838    }
2839
2840    return configureBitrate(bitrate, bitrateMode);
2841}
2842
2843status_t ACodec::verifySupportForProfileAndLevel(
2844        int32_t profile, int32_t level) {
2845    OMX_VIDEO_PARAM_PROFILELEVELTYPE params;
2846    InitOMXParams(&params);
2847    params.nPortIndex = kPortIndexOutput;
2848
2849    for (params.nProfileIndex = 0;; ++params.nProfileIndex) {
2850        status_t err = mOMX->getParameter(
2851                mNode,
2852                OMX_IndexParamVideoProfileLevelQuerySupported,
2853                &params,
2854                sizeof(params));
2855
2856        if (err != OK) {
2857            return err;
2858        }
2859
2860        int32_t supportedProfile = static_cast<int32_t>(params.eProfile);
2861        int32_t supportedLevel = static_cast<int32_t>(params.eLevel);
2862
2863        if (profile == supportedProfile && level <= supportedLevel) {
2864            return OK;
2865        }
2866    }
2867}
2868
2869status_t ACodec::configureBitrate(
2870        int32_t bitrate, OMX_VIDEO_CONTROLRATETYPE bitrateMode) {
2871    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
2872    InitOMXParams(&bitrateType);
2873    bitrateType.nPortIndex = kPortIndexOutput;
2874
2875    status_t err = mOMX->getParameter(
2876            mNode, OMX_IndexParamVideoBitrate,
2877            &bitrateType, sizeof(bitrateType));
2878
2879    if (err != OK) {
2880        return err;
2881    }
2882
2883    bitrateType.eControlRate = bitrateMode;
2884    bitrateType.nTargetBitrate = bitrate;
2885
2886    return mOMX->setParameter(
2887            mNode, OMX_IndexParamVideoBitrate,
2888            &bitrateType, sizeof(bitrateType));
2889}
2890
2891status_t ACodec::setupErrorCorrectionParameters() {
2892    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
2893    InitOMXParams(&errorCorrectionType);
2894    errorCorrectionType.nPortIndex = kPortIndexOutput;
2895
2896    status_t err = mOMX->getParameter(
2897            mNode, OMX_IndexParamVideoErrorCorrection,
2898            &errorCorrectionType, sizeof(errorCorrectionType));
2899
2900    if (err != OK) {
2901        return OK;  // Optional feature. Ignore this failure
2902    }
2903
2904    errorCorrectionType.bEnableHEC = OMX_FALSE;
2905    errorCorrectionType.bEnableResync = OMX_TRUE;
2906    errorCorrectionType.nResynchMarkerSpacing = 256;
2907    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
2908    errorCorrectionType.bEnableRVLC = OMX_FALSE;
2909
2910    return mOMX->setParameter(
2911            mNode, OMX_IndexParamVideoErrorCorrection,
2912            &errorCorrectionType, sizeof(errorCorrectionType));
2913}
2914
2915status_t ACodec::setVideoFormatOnPort(
2916        OMX_U32 portIndex,
2917        int32_t width, int32_t height, OMX_VIDEO_CODINGTYPE compressionFormat) {
2918    OMX_PARAM_PORTDEFINITIONTYPE def;
2919    InitOMXParams(&def);
2920    def.nPortIndex = portIndex;
2921
2922    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2923
2924    status_t err = mOMX->getParameter(
2925            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2926
2927    CHECK_EQ(err, (status_t)OK);
2928
2929    if (portIndex == kPortIndexInput) {
2930        // XXX Need a (much) better heuristic to compute input buffer sizes.
2931        const size_t X = 64 * 1024;
2932        if (def.nBufferSize < X) {
2933            def.nBufferSize = X;
2934        }
2935    }
2936
2937    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
2938
2939    video_def->nFrameWidth = width;
2940    video_def->nFrameHeight = height;
2941
2942    if (portIndex == kPortIndexInput) {
2943        video_def->eCompressionFormat = compressionFormat;
2944        video_def->eColorFormat = OMX_COLOR_FormatUnused;
2945    }
2946
2947    err = mOMX->setParameter(
2948            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2949
2950    return err;
2951}
2952
2953status_t ACodec::initNativeWindow() {
2954    if (mNativeWindow != NULL) {
2955        return mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
2956    }
2957
2958    mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_FALSE);
2959    return OK;
2960}
2961
2962size_t ACodec::countBuffersOwnedByComponent(OMX_U32 portIndex) const {
2963    size_t n = 0;
2964
2965    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2966        const BufferInfo &info = mBuffers[portIndex].itemAt(i);
2967
2968        if (info.mStatus == BufferInfo::OWNED_BY_COMPONENT) {
2969            ++n;
2970        }
2971    }
2972
2973    return n;
2974}
2975
2976size_t ACodec::countBuffersOwnedByNativeWindow() const {
2977    size_t n = 0;
2978
2979    for (size_t i = 0; i < mBuffers[kPortIndexOutput].size(); ++i) {
2980        const BufferInfo &info = mBuffers[kPortIndexOutput].itemAt(i);
2981
2982        if (info.mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2983            ++n;
2984        }
2985    }
2986
2987    return n;
2988}
2989
2990void ACodec::waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs() {
2991    if (mNativeWindow == NULL) {
2992        return;
2993    }
2994
2995    while (countBuffersOwnedByNativeWindow() > mNumUndequeuedBuffers
2996            && dequeueBufferFromNativeWindow() != NULL) {
2997        // these buffers will be submitted as regular buffers; account for this
2998        if (mStoreMetaDataInOutputBuffers && mMetaDataBuffersToSubmit > 0) {
2999            --mMetaDataBuffersToSubmit;
3000        }
3001    }
3002}
3003
3004bool ACodec::allYourBuffersAreBelongToUs(
3005        OMX_U32 portIndex) {
3006    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
3007        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
3008
3009        if (info->mStatus != BufferInfo::OWNED_BY_US
3010                && info->mStatus != BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3011            ALOGV("[%s] Buffer %u on port %u still has status %d",
3012                    mComponentName.c_str(),
3013                    info->mBufferID, portIndex, info->mStatus);
3014            return false;
3015        }
3016    }
3017
3018    return true;
3019}
3020
3021bool ACodec::allYourBuffersAreBelongToUs() {
3022    return allYourBuffersAreBelongToUs(kPortIndexInput)
3023        && allYourBuffersAreBelongToUs(kPortIndexOutput);
3024}
3025
3026void ACodec::deferMessage(const sp<AMessage> &msg) {
3027    bool wasEmptyBefore = mDeferredQueue.empty();
3028    mDeferredQueue.push_back(msg);
3029}
3030
3031void ACodec::processDeferredMessages() {
3032    List<sp<AMessage> > queue = mDeferredQueue;
3033    mDeferredQueue.clear();
3034
3035    List<sp<AMessage> >::iterator it = queue.begin();
3036    while (it != queue.end()) {
3037        onMessageReceived(*it++);
3038    }
3039}
3040
3041// static
3042bool ACodec::describeDefaultColorFormat(DescribeColorFormatParams &params) {
3043    MediaImage &image = params.sMediaImage;
3044    memset(&image, 0, sizeof(image));
3045
3046    image.mType = MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
3047    image.mNumPlanes = 0;
3048
3049    const OMX_COLOR_FORMATTYPE fmt = params.eColorFormat;
3050    image.mWidth = params.nFrameWidth;
3051    image.mHeight = params.nFrameHeight;
3052
3053    // only supporting YUV420
3054    if (fmt != OMX_COLOR_FormatYUV420Planar &&
3055        fmt != OMX_COLOR_FormatYUV420PackedPlanar &&
3056        fmt != OMX_COLOR_FormatYUV420SemiPlanar &&
3057        fmt != OMX_COLOR_FormatYUV420PackedSemiPlanar) {
3058        ALOGW("do not know color format 0x%x = %d", fmt, fmt);
3059        return false;
3060    }
3061
3062    // TEMPORARY FIX for some vendors that advertise sliceHeight as 0
3063    if (params.nStride != 0 && params.nSliceHeight == 0) {
3064        ALOGW("using sliceHeight=%u instead of what codec advertised (=0)",
3065                params.nFrameHeight);
3066        params.nSliceHeight = params.nFrameHeight;
3067    }
3068
3069    // we need stride and slice-height to be non-zero
3070    if (params.nStride == 0 || params.nSliceHeight == 0) {
3071        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
3072                fmt, fmt, params.nStride, params.nSliceHeight);
3073        return false;
3074    }
3075
3076    // set-up YUV format
3077    image.mType = MediaImage::MEDIA_IMAGE_TYPE_YUV;
3078    image.mNumPlanes = 3;
3079    image.mBitDepth = 8;
3080    image.mPlane[image.Y].mOffset = 0;
3081    image.mPlane[image.Y].mColInc = 1;
3082    image.mPlane[image.Y].mRowInc = params.nStride;
3083    image.mPlane[image.Y].mHorizSubsampling = 1;
3084    image.mPlane[image.Y].mVertSubsampling = 1;
3085
3086    switch (fmt) {
3087        case OMX_COLOR_FormatYUV420Planar: // used for YV12
3088        case OMX_COLOR_FormatYUV420PackedPlanar:
3089            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
3090            image.mPlane[image.U].mColInc = 1;
3091            image.mPlane[image.U].mRowInc = params.nStride / 2;
3092            image.mPlane[image.U].mHorizSubsampling = 2;
3093            image.mPlane[image.U].mVertSubsampling = 2;
3094
3095            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset
3096                    + (params.nStride * params.nSliceHeight / 4);
3097            image.mPlane[image.V].mColInc = 1;
3098            image.mPlane[image.V].mRowInc = params.nStride / 2;
3099            image.mPlane[image.V].mHorizSubsampling = 2;
3100            image.mPlane[image.V].mVertSubsampling = 2;
3101            break;
3102
3103        case OMX_COLOR_FormatYUV420SemiPlanar:
3104            // FIXME: NV21 for sw-encoder, NV12 for decoder and hw-encoder
3105        case OMX_COLOR_FormatYUV420PackedSemiPlanar:
3106            // NV12
3107            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
3108            image.mPlane[image.U].mColInc = 2;
3109            image.mPlane[image.U].mRowInc = params.nStride;
3110            image.mPlane[image.U].mHorizSubsampling = 2;
3111            image.mPlane[image.U].mVertSubsampling = 2;
3112
3113            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset + 1;
3114            image.mPlane[image.V].mColInc = 2;
3115            image.mPlane[image.V].mRowInc = params.nStride;
3116            image.mPlane[image.V].mHorizSubsampling = 2;
3117            image.mPlane[image.V].mVertSubsampling = 2;
3118            break;
3119
3120        default:
3121            TRESPASS();
3122    }
3123    return true;
3124}
3125
3126// static
3127bool ACodec::describeColorFormat(
3128        const sp<IOMX> &omx, IOMX::node_id node,
3129        DescribeColorFormatParams &describeParams)
3130{
3131    OMX_INDEXTYPE describeColorFormatIndex;
3132    if (omx->getExtensionIndex(
3133            node, "OMX.google.android.index.describeColorFormat",
3134            &describeColorFormatIndex) != OK ||
3135        omx->getParameter(
3136            node, describeColorFormatIndex,
3137            &describeParams, sizeof(describeParams)) != OK) {
3138        return describeDefaultColorFormat(describeParams);
3139    }
3140    return describeParams.sMediaImage.mType !=
3141            MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
3142}
3143
3144// static
3145bool ACodec::isFlexibleColorFormat(
3146         const sp<IOMX> &omx, IOMX::node_id node,
3147         uint32_t colorFormat, OMX_U32 *flexibleEquivalent) {
3148    DescribeColorFormatParams describeParams;
3149    InitOMXParams(&describeParams);
3150    describeParams.eColorFormat = (OMX_COLOR_FORMATTYPE)colorFormat;
3151    // reasonable dummy values
3152    describeParams.nFrameWidth = 128;
3153    describeParams.nFrameHeight = 128;
3154    describeParams.nStride = 128;
3155    describeParams.nSliceHeight = 128;
3156
3157    CHECK(flexibleEquivalent != NULL);
3158
3159    if (!describeColorFormat(omx, node, describeParams)) {
3160        return false;
3161    }
3162
3163    const MediaImage &img = describeParams.sMediaImage;
3164    if (img.mType == MediaImage::MEDIA_IMAGE_TYPE_YUV) {
3165        if (img.mNumPlanes != 3 ||
3166            img.mPlane[img.Y].mHorizSubsampling != 1 ||
3167            img.mPlane[img.Y].mVertSubsampling != 1) {
3168            return false;
3169        }
3170
3171        // YUV 420
3172        if (img.mPlane[img.U].mHorizSubsampling == 2
3173                && img.mPlane[img.U].mVertSubsampling == 2
3174                && img.mPlane[img.V].mHorizSubsampling == 2
3175                && img.mPlane[img.V].mVertSubsampling == 2) {
3176            // possible flexible YUV420 format
3177            if (img.mBitDepth <= 8) {
3178               *flexibleEquivalent = OMX_COLOR_FormatYUV420Flexible;
3179               return true;
3180            }
3181        }
3182    }
3183    return false;
3184}
3185
3186status_t ACodec::getPortFormat(OMX_U32 portIndex, sp<AMessage> &notify) {
3187    // TODO: catch errors an return them instead of using CHECK
3188    OMX_PARAM_PORTDEFINITIONTYPE def;
3189    InitOMXParams(&def);
3190    def.nPortIndex = portIndex;
3191
3192    CHECK_EQ(mOMX->getParameter(
3193                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
3194             (status_t)OK);
3195
3196    CHECK_EQ((int)def.eDir,
3197            (int)(portIndex == kPortIndexOutput ? OMX_DirOutput : OMX_DirInput));
3198
3199    switch (def.eDomain) {
3200        case OMX_PortDomainVideo:
3201        {
3202            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3203            switch ((int)videoDef->eCompressionFormat) {
3204                case OMX_VIDEO_CodingUnused:
3205                {
3206                    CHECK(mIsEncoder ^ (portIndex == kPortIndexOutput));
3207                    notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
3208
3209                    notify->setInt32("stride", videoDef->nStride);
3210                    notify->setInt32("slice-height", videoDef->nSliceHeight);
3211                    notify->setInt32("color-format", videoDef->eColorFormat);
3212
3213                    DescribeColorFormatParams describeParams;
3214                    InitOMXParams(&describeParams);
3215                    describeParams.eColorFormat = videoDef->eColorFormat;
3216                    describeParams.nFrameWidth = videoDef->nFrameWidth;
3217                    describeParams.nFrameHeight = videoDef->nFrameHeight;
3218                    describeParams.nStride = videoDef->nStride;
3219                    describeParams.nSliceHeight = videoDef->nSliceHeight;
3220
3221                    if (describeColorFormat(mOMX, mNode, describeParams)) {
3222                        notify->setBuffer(
3223                                "image-data",
3224                                ABuffer::CreateAsCopy(
3225                                        &describeParams.sMediaImage,
3226                                        sizeof(describeParams.sMediaImage)));
3227                    }
3228
3229                    if (portIndex != kPortIndexOutput) {
3230                        // TODO: also get input crop
3231                        break;
3232                    }
3233
3234                    OMX_CONFIG_RECTTYPE rect;
3235                    InitOMXParams(&rect);
3236                    rect.nPortIndex = portIndex;
3237
3238                    if (mOMX->getConfig(
3239                                mNode,
3240                                (portIndex == kPortIndexOutput ?
3241                                        OMX_IndexConfigCommonOutputCrop :
3242                                        OMX_IndexConfigCommonInputCrop),
3243                                &rect, sizeof(rect)) != OK) {
3244                        rect.nLeft = 0;
3245                        rect.nTop = 0;
3246                        rect.nWidth = videoDef->nFrameWidth;
3247                        rect.nHeight = videoDef->nFrameHeight;
3248                    }
3249
3250                    CHECK_GE(rect.nLeft, 0);
3251                    CHECK_GE(rect.nTop, 0);
3252                    CHECK_GE(rect.nWidth, 0u);
3253                    CHECK_GE(rect.nHeight, 0u);
3254                    CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
3255                    CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
3256
3257                    notify->setRect(
3258                            "crop",
3259                            rect.nLeft,
3260                            rect.nTop,
3261                            rect.nLeft + rect.nWidth - 1,
3262                            rect.nTop + rect.nHeight - 1);
3263
3264                    break;
3265                }
3266
3267                case OMX_VIDEO_CodingVP8:
3268                case OMX_VIDEO_CodingVP9:
3269                {
3270                    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
3271                    InitOMXParams(&vp8type);
3272                    vp8type.nPortIndex = kPortIndexOutput;
3273                    status_t err = mOMX->getParameter(
3274                            mNode,
3275                            (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
3276                            &vp8type,
3277                            sizeof(vp8type));
3278
3279                    if (err == OK) {
3280                        AString tsSchema = "none";
3281                        if (vp8type.eTemporalPattern
3282                                == OMX_VIDEO_VPXTemporalLayerPatternWebRTC) {
3283                            switch (vp8type.nTemporalLayerCount) {
3284                                case 1:
3285                                {
3286                                    tsSchema = "webrtc.vp8.1-layer";
3287                                    break;
3288                                }
3289                                case 2:
3290                                {
3291                                    tsSchema = "webrtc.vp8.2-layer";
3292                                    break;
3293                                }
3294                                case 3:
3295                                {
3296                                    tsSchema = "webrtc.vp8.3-layer";
3297                                    break;
3298                                }
3299                                default:
3300                                {
3301                                    break;
3302                                }
3303                            }
3304                        }
3305                        notify->setString("ts-schema", tsSchema);
3306                    }
3307                    // Fall through to set up mime.
3308                }
3309
3310                default:
3311                {
3312                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
3313                    AString mime;
3314                    if (GetMimeTypeForVideoCoding(
3315                        videoDef->eCompressionFormat, &mime) != OK) {
3316                        notify->setString("mime", "application/octet-stream");
3317                    } else {
3318                        notify->setString("mime", mime.c_str());
3319                    }
3320                    break;
3321                }
3322            }
3323
3324            notify->setInt32("width", videoDef->nFrameWidth);
3325            notify->setInt32("height", videoDef->nFrameHeight);
3326            break;
3327        }
3328
3329        case OMX_PortDomainAudio:
3330        {
3331            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3332
3333            switch ((int)audioDef->eEncoding) {
3334                case OMX_AUDIO_CodingPCM:
3335                {
3336                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3337                    InitOMXParams(&params);
3338                    params.nPortIndex = portIndex;
3339
3340                    CHECK_EQ(mOMX->getParameter(
3341                                mNode, OMX_IndexParamAudioPcm,
3342                                &params, sizeof(params)),
3343                             (status_t)OK);
3344
3345                    CHECK_GT(params.nChannels, 0);
3346                    CHECK(params.nChannels == 1 || params.bInterleaved);
3347                    CHECK_EQ(params.nBitPerSample, 16u);
3348
3349                    CHECK_EQ((int)params.eNumData,
3350                             (int)OMX_NumericalDataSigned);
3351
3352                    CHECK_EQ((int)params.ePCMMode,
3353                             (int)OMX_AUDIO_PCMModeLinear);
3354
3355                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
3356                    notify->setInt32("channel-count", params.nChannels);
3357                    notify->setInt32("sample-rate", params.nSamplingRate);
3358
3359                    if (mChannelMaskPresent) {
3360                        notify->setInt32("channel-mask", mChannelMask);
3361                    }
3362                    break;
3363                }
3364
3365                case OMX_AUDIO_CodingAAC:
3366                {
3367                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
3368                    InitOMXParams(&params);
3369                    params.nPortIndex = portIndex;
3370
3371                    CHECK_EQ(mOMX->getParameter(
3372                                mNode, OMX_IndexParamAudioAac,
3373                                &params, sizeof(params)),
3374                             (status_t)OK);
3375
3376                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
3377                    notify->setInt32("channel-count", params.nChannels);
3378                    notify->setInt32("sample-rate", params.nSampleRate);
3379                    break;
3380                }
3381
3382                case OMX_AUDIO_CodingAMR:
3383                {
3384                    OMX_AUDIO_PARAM_AMRTYPE params;
3385                    InitOMXParams(&params);
3386                    params.nPortIndex = portIndex;
3387
3388                    CHECK_EQ(mOMX->getParameter(
3389                                mNode, OMX_IndexParamAudioAmr,
3390                                &params, sizeof(params)),
3391                             (status_t)OK);
3392
3393                    notify->setInt32("channel-count", 1);
3394                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
3395                        notify->setString(
3396                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
3397
3398                        notify->setInt32("sample-rate", 16000);
3399                    } else {
3400                        notify->setString(
3401                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
3402
3403                        notify->setInt32("sample-rate", 8000);
3404                    }
3405                    break;
3406                }
3407
3408                case OMX_AUDIO_CodingFLAC:
3409                {
3410                    OMX_AUDIO_PARAM_FLACTYPE params;
3411                    InitOMXParams(&params);
3412                    params.nPortIndex = portIndex;
3413
3414                    CHECK_EQ(mOMX->getParameter(
3415                                mNode, OMX_IndexParamAudioFlac,
3416                                &params, sizeof(params)),
3417                             (status_t)OK);
3418
3419                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
3420                    notify->setInt32("channel-count", params.nChannels);
3421                    notify->setInt32("sample-rate", params.nSampleRate);
3422                    break;
3423                }
3424
3425                case OMX_AUDIO_CodingMP3:
3426                {
3427                    OMX_AUDIO_PARAM_MP3TYPE params;
3428                    InitOMXParams(&params);
3429                    params.nPortIndex = portIndex;
3430
3431                    CHECK_EQ(mOMX->getParameter(
3432                                mNode, OMX_IndexParamAudioMp3,
3433                                &params, sizeof(params)),
3434                             (status_t)OK);
3435
3436                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
3437                    notify->setInt32("channel-count", params.nChannels);
3438                    notify->setInt32("sample-rate", params.nSampleRate);
3439                    break;
3440                }
3441
3442                case OMX_AUDIO_CodingVORBIS:
3443                {
3444                    OMX_AUDIO_PARAM_VORBISTYPE params;
3445                    InitOMXParams(&params);
3446                    params.nPortIndex = portIndex;
3447
3448                    CHECK_EQ(mOMX->getParameter(
3449                                mNode, OMX_IndexParamAudioVorbis,
3450                                &params, sizeof(params)),
3451                             (status_t)OK);
3452
3453                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
3454                    notify->setInt32("channel-count", params.nChannels);
3455                    notify->setInt32("sample-rate", params.nSampleRate);
3456                    break;
3457                }
3458
3459                case OMX_AUDIO_CodingAndroidAC3:
3460                {
3461                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
3462                    InitOMXParams(&params);
3463                    params.nPortIndex = portIndex;
3464
3465                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3466                            mNode,
3467                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3468                            &params,
3469                            sizeof(params)));
3470
3471                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
3472                    notify->setInt32("channel-count", params.nChannels);
3473                    notify->setInt32("sample-rate", params.nSampleRate);
3474                    break;
3475                }
3476
3477                case OMX_AUDIO_CodingAndroidOPUS:
3478                {
3479                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
3480                    InitOMXParams(&params);
3481                    params.nPortIndex = portIndex;
3482
3483                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3484                            mNode,
3485                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
3486                            &params,
3487                            sizeof(params)));
3488
3489                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
3490                    notify->setInt32("channel-count", params.nChannels);
3491                    notify->setInt32("sample-rate", params.nSampleRate);
3492                    break;
3493                }
3494
3495                case OMX_AUDIO_CodingG711:
3496                {
3497                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3498                    InitOMXParams(&params);
3499                    params.nPortIndex = portIndex;
3500
3501                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3502                            mNode,
3503                            (OMX_INDEXTYPE)OMX_IndexParamAudioPcm,
3504                            &params,
3505                            sizeof(params)));
3506
3507                    const char *mime = NULL;
3508                    if (params.ePCMMode == OMX_AUDIO_PCMModeMULaw) {
3509                        mime = MEDIA_MIMETYPE_AUDIO_G711_MLAW;
3510                    } else if (params.ePCMMode == OMX_AUDIO_PCMModeALaw) {
3511                        mime = MEDIA_MIMETYPE_AUDIO_G711_ALAW;
3512                    } else { // params.ePCMMode == OMX_AUDIO_PCMModeLinear
3513                        mime = MEDIA_MIMETYPE_AUDIO_RAW;
3514                    }
3515                    notify->setString("mime", mime);
3516                    notify->setInt32("channel-count", params.nChannels);
3517                    notify->setInt32("sample-rate", params.nSamplingRate);
3518                    break;
3519                }
3520
3521                default:
3522                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
3523                    TRESPASS();
3524            }
3525            break;
3526        }
3527
3528        default:
3529            TRESPASS();
3530    }
3531
3532    return OK;
3533}
3534
3535void ACodec::sendFormatChange(const sp<AMessage> &reply) {
3536    sp<AMessage> notify = mNotify->dup();
3537    notify->setInt32("what", kWhatOutputFormatChanged);
3538
3539    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
3540
3541    AString mime;
3542    CHECK(notify->findString("mime", &mime));
3543
3544    int32_t left, top, right, bottom;
3545    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
3546        mNativeWindow != NULL &&
3547        notify->findRect("crop", &left, &top, &right, &bottom)) {
3548        // notify renderer of the crop change
3549        // NOTE: native window uses extended right-bottom coordinate
3550        reply->setRect("crop", left, top, right + 1, bottom + 1);
3551    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
3552               (mEncoderDelay || mEncoderPadding)) {
3553        int32_t channelCount;
3554        CHECK(notify->findInt32("channel-count", &channelCount));
3555        size_t frameSize = channelCount * sizeof(int16_t);
3556        if (mSkipCutBuffer != NULL) {
3557            size_t prevbufsize = mSkipCutBuffer->size();
3558            if (prevbufsize != 0) {
3559                ALOGW("Replacing SkipCutBuffer holding %d "
3560                      "bytes",
3561                      prevbufsize);
3562            }
3563        }
3564        mSkipCutBuffer = new SkipCutBuffer(
3565                mEncoderDelay * frameSize,
3566                mEncoderPadding * frameSize);
3567    }
3568
3569    notify->post();
3570
3571    mSentFormat = true;
3572}
3573
3574void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3575    sp<AMessage> notify = mNotify->dup();
3576    notify->setInt32("what", CodecBase::kWhatError);
3577    ALOGE("signalError(omxError %#x, internalError %d)", error, internalError);
3578
3579    if (internalError == UNKNOWN_ERROR) { // find better error code
3580        const status_t omxStatus = statusFromOMXError(error);
3581        if (omxStatus != 0) {
3582            internalError = omxStatus;
3583        } else {
3584            ALOGW("Invalid OMX error %#x", error);
3585        }
3586    }
3587    notify->setInt32("err", internalError);
3588    notify->setInt32("actionCode", ACTION_CODE_FATAL); // could translate from OMX error.
3589    notify->post();
3590}
3591
3592status_t ACodec::pushBlankBuffersToNativeWindow() {
3593    status_t err = NO_ERROR;
3594    ANativeWindowBuffer* anb = NULL;
3595    int numBufs = 0;
3596    int minUndequeuedBufs = 0;
3597
3598    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3599    // no frames get dropped by SurfaceFlinger assuming that these are video
3600    // frames.
3601    err = native_window_api_disconnect(mNativeWindow.get(),
3602            NATIVE_WINDOW_API_MEDIA);
3603    if (err != NO_ERROR) {
3604        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3605                strerror(-err), -err);
3606        return err;
3607    }
3608
3609    err = native_window_api_connect(mNativeWindow.get(),
3610            NATIVE_WINDOW_API_CPU);
3611    if (err != NO_ERROR) {
3612        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3613                strerror(-err), -err);
3614        return err;
3615    }
3616
3617    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3618            HAL_PIXEL_FORMAT_RGBX_8888);
3619    if (err != NO_ERROR) {
3620        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3621                strerror(-err), -err);
3622        goto error;
3623    }
3624
3625    err = native_window_set_scaling_mode(mNativeWindow.get(),
3626                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3627    if (err != NO_ERROR) {
3628        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3629              strerror(-err), -err);
3630        goto error;
3631    }
3632
3633    err = native_window_set_usage(mNativeWindow.get(),
3634            GRALLOC_USAGE_SW_WRITE_OFTEN);
3635    if (err != NO_ERROR) {
3636        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3637                strerror(-err), -err);
3638        goto error;
3639    }
3640
3641    err = mNativeWindow->query(mNativeWindow.get(),
3642            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3643    if (err != NO_ERROR) {
3644        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3645                "failed: %s (%d)", strerror(-err), -err);
3646        goto error;
3647    }
3648
3649    numBufs = minUndequeuedBufs + 1;
3650    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3651    if (err != NO_ERROR) {
3652        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3653                strerror(-err), -err);
3654        goto error;
3655    }
3656
3657    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3658    // buffer twice.  This should guarantee that the buffer has been displayed
3659    // on the screen and then been replaced, so an previous video frames are
3660    // guaranteed NOT to be currently displayed.
3661    for (int i = 0; i < numBufs + 1; i++) {
3662        int fenceFd = -1;
3663        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3664        if (err != NO_ERROR) {
3665            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3666                    strerror(-err), -err);
3667            goto error;
3668        }
3669
3670        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3671
3672        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3673        uint32_t* img = NULL;
3674        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3675        if (err != NO_ERROR) {
3676            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3677                    strerror(-err), -err);
3678            goto error;
3679        }
3680
3681        *img = 0;
3682
3683        err = buf->unlock();
3684        if (err != NO_ERROR) {
3685            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3686                    strerror(-err), -err);
3687            goto error;
3688        }
3689
3690        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3691                buf->getNativeBuffer(), -1);
3692        if (err != NO_ERROR) {
3693            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3694                    strerror(-err), -err);
3695            goto error;
3696        }
3697
3698        anb = NULL;
3699    }
3700
3701error:
3702
3703    if (err != NO_ERROR) {
3704        // Clean up after an error.
3705        if (anb != NULL) {
3706            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3707        }
3708
3709        native_window_api_disconnect(mNativeWindow.get(),
3710                NATIVE_WINDOW_API_CPU);
3711        native_window_api_connect(mNativeWindow.get(),
3712                NATIVE_WINDOW_API_MEDIA);
3713
3714        return err;
3715    } else {
3716        // Clean up after success.
3717        err = native_window_api_disconnect(mNativeWindow.get(),
3718                NATIVE_WINDOW_API_CPU);
3719        if (err != NO_ERROR) {
3720            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3721                    strerror(-err), -err);
3722            return err;
3723        }
3724
3725        err = native_window_api_connect(mNativeWindow.get(),
3726                NATIVE_WINDOW_API_MEDIA);
3727        if (err != NO_ERROR) {
3728            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3729                    strerror(-err), -err);
3730            return err;
3731        }
3732
3733        return NO_ERROR;
3734    }
3735}
3736
3737////////////////////////////////////////////////////////////////////////////////
3738
3739ACodec::PortDescription::PortDescription() {
3740}
3741
3742status_t ACodec::requestIDRFrame() {
3743    if (!mIsEncoder) {
3744        return ERROR_UNSUPPORTED;
3745    }
3746
3747    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3748    InitOMXParams(&params);
3749
3750    params.nPortIndex = kPortIndexOutput;
3751    params.IntraRefreshVOP = OMX_TRUE;
3752
3753    return mOMX->setConfig(
3754            mNode,
3755            OMX_IndexConfigVideoIntraVOPRefresh,
3756            &params,
3757            sizeof(params));
3758}
3759
3760void ACodec::PortDescription::addBuffer(
3761        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3762    mBufferIDs.push_back(id);
3763    mBuffers.push_back(buffer);
3764}
3765
3766size_t ACodec::PortDescription::countBuffers() {
3767    return mBufferIDs.size();
3768}
3769
3770IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3771    return mBufferIDs.itemAt(index);
3772}
3773
3774sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3775    return mBuffers.itemAt(index);
3776}
3777
3778////////////////////////////////////////////////////////////////////////////////
3779
3780ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3781    : AState(parentState),
3782      mCodec(codec) {
3783}
3784
3785ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3786        OMX_U32 /* portIndex */) {
3787    return KEEP_BUFFERS;
3788}
3789
3790bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3791    switch (msg->what()) {
3792        case kWhatInputBufferFilled:
3793        {
3794            onInputBufferFilled(msg);
3795            break;
3796        }
3797
3798        case kWhatOutputBufferDrained:
3799        {
3800            onOutputBufferDrained(msg);
3801            break;
3802        }
3803
3804        case ACodec::kWhatOMXMessage:
3805        {
3806            return onOMXMessage(msg);
3807        }
3808
3809        case ACodec::kWhatCreateInputSurface:
3810        case ACodec::kWhatSignalEndOfInputStream:
3811        {
3812            // This may result in an app illegal state exception.
3813            ALOGE("Message 0x%x was not handled", msg->what());
3814            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3815            return true;
3816        }
3817
3818        case ACodec::kWhatOMXDied:
3819        {
3820            // This will result in kFlagSawMediaServerDie handling in MediaCodec.
3821            ALOGE("OMX/mediaserver died, signalling error!");
3822            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3823            break;
3824        }
3825
3826        case ACodec::kWhatReleaseCodecInstance:
3827        {
3828            ALOGI("[%s] forcing the release of codec",
3829                    mCodec->mComponentName.c_str());
3830            status_t err = mCodec->mOMX->freeNode(mCodec->mNode);
3831            ALOGE_IF("[%s] failed to release codec instance: err=%d",
3832                       mCodec->mComponentName.c_str(), err);
3833            sp<AMessage> notify = mCodec->mNotify->dup();
3834            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
3835            notify->post();
3836            break;
3837        }
3838
3839        default:
3840            return false;
3841    }
3842
3843    return true;
3844}
3845
3846bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3847    int32_t type;
3848    CHECK(msg->findInt32("type", &type));
3849
3850    // there is a possibility that this is an outstanding message for a
3851    // codec that we have already destroyed
3852    if (mCodec->mNode == NULL) {
3853        ALOGI("ignoring message as already freed component: %s",
3854                msg->debugString().c_str());
3855        return true;
3856    }
3857
3858    IOMX::node_id nodeID;
3859    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3860    CHECK_EQ(nodeID, mCodec->mNode);
3861
3862    switch (type) {
3863        case omx_message::EVENT:
3864        {
3865            int32_t event, data1, data2;
3866            CHECK(msg->findInt32("event", &event));
3867            CHECK(msg->findInt32("data1", &data1));
3868            CHECK(msg->findInt32("data2", &data2));
3869
3870            if (event == OMX_EventCmdComplete
3871                    && data1 == OMX_CommandFlush
3872                    && data2 == (int32_t)OMX_ALL) {
3873                // Use of this notification is not consistent across
3874                // implementations. We'll drop this notification and rely
3875                // on flush-complete notifications on the individual port
3876                // indices instead.
3877
3878                return true;
3879            }
3880
3881            return onOMXEvent(
3882                    static_cast<OMX_EVENTTYPE>(event),
3883                    static_cast<OMX_U32>(data1),
3884                    static_cast<OMX_U32>(data2));
3885        }
3886
3887        case omx_message::EMPTY_BUFFER_DONE:
3888        {
3889            IOMX::buffer_id bufferID;
3890            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3891
3892            return onOMXEmptyBufferDone(bufferID);
3893        }
3894
3895        case omx_message::FILL_BUFFER_DONE:
3896        {
3897            IOMX::buffer_id bufferID;
3898            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3899
3900            int32_t rangeOffset, rangeLength, flags;
3901            int64_t timeUs;
3902
3903            CHECK(msg->findInt32("range_offset", &rangeOffset));
3904            CHECK(msg->findInt32("range_length", &rangeLength));
3905            CHECK(msg->findInt32("flags", &flags));
3906            CHECK(msg->findInt64("timestamp", &timeUs));
3907
3908            return onOMXFillBufferDone(
3909                    bufferID,
3910                    (size_t)rangeOffset, (size_t)rangeLength,
3911                    (OMX_U32)flags,
3912                    timeUs);
3913        }
3914
3915        default:
3916            TRESPASS();
3917            break;
3918    }
3919}
3920
3921bool ACodec::BaseState::onOMXEvent(
3922        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3923    if (event != OMX_EventError) {
3924        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
3925             mCodec->mComponentName.c_str(), event, data1, data2);
3926
3927        return false;
3928    }
3929
3930    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
3931
3932    // verify OMX component sends back an error we expect.
3933    OMX_ERRORTYPE omxError = (OMX_ERRORTYPE)data1;
3934    if (!isOMXError(omxError)) {
3935        ALOGW("Invalid OMX error %#x", omxError);
3936        omxError = OMX_ErrorUndefined;
3937    }
3938    mCodec->signalError(omxError);
3939
3940    return true;
3941}
3942
3943bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
3944    ALOGV("[%s] onOMXEmptyBufferDone %p",
3945         mCodec->mComponentName.c_str(), bufferID);
3946
3947    BufferInfo *info =
3948        mCodec->findBufferByID(kPortIndexInput, bufferID);
3949
3950    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3951    info->mStatus = BufferInfo::OWNED_BY_US;
3952
3953    // We're in "store-metadata-in-buffers" mode, the underlying
3954    // OMX component had access to data that's implicitly refcounted
3955    // by this "MediaBuffer" object. Now that the OMX component has
3956    // told us that it's done with the input buffer, we can decrement
3957    // the mediaBuffer's reference count.
3958    info->mData->setMediaBufferBase(NULL);
3959
3960    PortMode mode = getPortMode(kPortIndexInput);
3961
3962    switch (mode) {
3963        case KEEP_BUFFERS:
3964            break;
3965
3966        case RESUBMIT_BUFFERS:
3967            postFillThisBuffer(info);
3968            break;
3969
3970        default:
3971        {
3972            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3973            TRESPASS();  // Not currently used
3974            break;
3975        }
3976    }
3977
3978    return true;
3979}
3980
3981void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
3982    if (mCodec->mPortEOS[kPortIndexInput]) {
3983        return;
3984    }
3985
3986    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3987
3988    sp<AMessage> notify = mCodec->mNotify->dup();
3989    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
3990    notify->setInt32("buffer-id", info->mBufferID);
3991
3992    info->mData->meta()->clear();
3993    notify->setBuffer("buffer", info->mData);
3994
3995    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3996    reply->setInt32("buffer-id", info->mBufferID);
3997
3998    notify->setMessage("reply", reply);
3999
4000    notify->post();
4001
4002    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
4003}
4004
4005void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
4006    IOMX::buffer_id bufferID;
4007    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
4008    sp<ABuffer> buffer;
4009    int32_t err = OK;
4010    bool eos = false;
4011    PortMode mode = getPortMode(kPortIndexInput);
4012
4013    if (!msg->findBuffer("buffer", &buffer)) {
4014        /* these are unfilled buffers returned by client */
4015        CHECK(msg->findInt32("err", &err));
4016
4017        if (err == OK) {
4018            /* buffers with no errors are returned on MediaCodec.flush */
4019            mode = KEEP_BUFFERS;
4020        } else {
4021            ALOGV("[%s] saw error %d instead of an input buffer",
4022                 mCodec->mComponentName.c_str(), err);
4023            eos = true;
4024        }
4025
4026        buffer.clear();
4027    }
4028
4029    int32_t tmp;
4030    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
4031        eos = true;
4032        err = ERROR_END_OF_STREAM;
4033    }
4034
4035    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
4036    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
4037
4038    info->mStatus = BufferInfo::OWNED_BY_US;
4039
4040    switch (mode) {
4041        case KEEP_BUFFERS:
4042        {
4043            if (eos) {
4044                if (!mCodec->mPortEOS[kPortIndexInput]) {
4045                    mCodec->mPortEOS[kPortIndexInput] = true;
4046                    mCodec->mInputEOSResult = err;
4047                }
4048            }
4049            break;
4050        }
4051
4052        case RESUBMIT_BUFFERS:
4053        {
4054            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
4055                int64_t timeUs;
4056                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
4057
4058                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
4059
4060                int32_t isCSD;
4061                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
4062                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
4063                }
4064
4065                if (eos) {
4066                    flags |= OMX_BUFFERFLAG_EOS;
4067                }
4068
4069                if (buffer != info->mData) {
4070                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
4071                         mCodec->mComponentName.c_str(),
4072                         bufferID,
4073                         buffer.get(), info->mData.get());
4074
4075                    CHECK_LE(buffer->size(), info->mData->capacity());
4076                    memcpy(info->mData->data(), buffer->data(), buffer->size());
4077                }
4078
4079                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
4080                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
4081                         mCodec->mComponentName.c_str(), bufferID);
4082                } else if (flags & OMX_BUFFERFLAG_EOS) {
4083                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
4084                         mCodec->mComponentName.c_str(), bufferID);
4085                } else {
4086#if TRACK_BUFFER_TIMING
4087                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
4088                         mCodec->mComponentName.c_str(), bufferID, timeUs);
4089#else
4090                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
4091                         mCodec->mComponentName.c_str(), bufferID, timeUs);
4092#endif
4093                }
4094
4095#if TRACK_BUFFER_TIMING
4096                ACodec::BufferStats stats;
4097                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
4098                stats.mFillBufferDoneTimeUs = -1ll;
4099                mCodec->mBufferStats.add(timeUs, stats);
4100#endif
4101
4102                if (mCodec->mStoreMetaDataInOutputBuffers) {
4103                    // try to submit an output buffer for each input buffer
4104                    PortMode outputMode = getPortMode(kPortIndexOutput);
4105
4106                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
4107                            mCodec->mMetaDataBuffersToSubmit,
4108                            (outputMode == FREE_BUFFERS ? "FREE" :
4109                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
4110                    if (outputMode == RESUBMIT_BUFFERS) {
4111                        mCodec->submitOutputMetaDataBuffer();
4112                    }
4113                }
4114
4115                CHECK_EQ(mCodec->mOMX->emptyBuffer(
4116                            mCodec->mNode,
4117                            bufferID,
4118                            0,
4119                            buffer->size(),
4120                            flags,
4121                            timeUs),
4122                         (status_t)OK);
4123
4124                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4125
4126                if (!eos) {
4127                    getMoreInputDataIfPossible();
4128                } else {
4129                    ALOGV("[%s] Signalled EOS on the input port",
4130                         mCodec->mComponentName.c_str());
4131
4132                    mCodec->mPortEOS[kPortIndexInput] = true;
4133                    mCodec->mInputEOSResult = err;
4134                }
4135            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
4136                if (err != ERROR_END_OF_STREAM) {
4137                    ALOGV("[%s] Signalling EOS on the input port "
4138                         "due to error %d",
4139                         mCodec->mComponentName.c_str(), err);
4140                } else {
4141                    ALOGV("[%s] Signalling EOS on the input port",
4142                         mCodec->mComponentName.c_str());
4143                }
4144
4145                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
4146                     mCodec->mComponentName.c_str(), bufferID);
4147
4148                CHECK_EQ(mCodec->mOMX->emptyBuffer(
4149                            mCodec->mNode,
4150                            bufferID,
4151                            0,
4152                            0,
4153                            OMX_BUFFERFLAG_EOS,
4154                            0),
4155                         (status_t)OK);
4156
4157                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4158
4159                mCodec->mPortEOS[kPortIndexInput] = true;
4160                mCodec->mInputEOSResult = err;
4161            }
4162            break;
4163        }
4164
4165        default:
4166            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4167            break;
4168    }
4169}
4170
4171void ACodec::BaseState::getMoreInputDataIfPossible() {
4172    if (mCodec->mPortEOS[kPortIndexInput]) {
4173        return;
4174    }
4175
4176    BufferInfo *eligible = NULL;
4177
4178    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4179        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4180
4181#if 0
4182        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
4183            // There's already a "read" pending.
4184            return;
4185        }
4186#endif
4187
4188        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4189            eligible = info;
4190        }
4191    }
4192
4193    if (eligible == NULL) {
4194        return;
4195    }
4196
4197    postFillThisBuffer(eligible);
4198}
4199
4200bool ACodec::BaseState::onOMXFillBufferDone(
4201        IOMX::buffer_id bufferID,
4202        size_t rangeOffset, size_t rangeLength,
4203        OMX_U32 flags,
4204        int64_t timeUs) {
4205    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
4206         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
4207
4208    ssize_t index;
4209
4210#if TRACK_BUFFER_TIMING
4211    index = mCodec->mBufferStats.indexOfKey(timeUs);
4212    if (index >= 0) {
4213        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
4214        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
4215
4216        ALOGI("frame PTS %lld: %lld",
4217                timeUs,
4218                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
4219
4220        mCodec->mBufferStats.removeItemsAt(index);
4221        stats = NULL;
4222    }
4223#endif
4224
4225    BufferInfo *info =
4226        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4227
4228    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
4229
4230    info->mDequeuedAt = ++mCodec->mDequeueCounter;
4231    info->mStatus = BufferInfo::OWNED_BY_US;
4232
4233    PortMode mode = getPortMode(kPortIndexOutput);
4234
4235    switch (mode) {
4236        case KEEP_BUFFERS:
4237            break;
4238
4239        case RESUBMIT_BUFFERS:
4240        {
4241            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
4242                ALOGV("[%s] calling fillBuffer %u",
4243                     mCodec->mComponentName.c_str(), info->mBufferID);
4244
4245                CHECK_EQ(mCodec->mOMX->fillBuffer(
4246                            mCodec->mNode, info->mBufferID),
4247                         (status_t)OK);
4248
4249                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4250                break;
4251            }
4252
4253            sp<AMessage> reply =
4254                new AMessage(kWhatOutputBufferDrained, mCodec->id());
4255
4256            if (!mCodec->mSentFormat && rangeLength > 0) {
4257                mCodec->sendFormatChange(reply);
4258            }
4259
4260            if (mCodec->mUseMetadataOnEncoderOutput) {
4261                native_handle_t* handle =
4262                        *(native_handle_t**)(info->mData->data() + 4);
4263                info->mData->meta()->setPointer("handle", handle);
4264                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
4265                info->mData->meta()->setInt32("rangeLength", rangeLength);
4266            } else {
4267                info->mData->setRange(rangeOffset, rangeLength);
4268            }
4269#if 0
4270            if (mCodec->mNativeWindow == NULL) {
4271                if (IsIDR(info->mData)) {
4272                    ALOGI("IDR frame");
4273                }
4274            }
4275#endif
4276
4277            if (mCodec->mSkipCutBuffer != NULL) {
4278                mCodec->mSkipCutBuffer->submit(info->mData);
4279            }
4280            info->mData->meta()->setInt64("timeUs", timeUs);
4281
4282            sp<AMessage> notify = mCodec->mNotify->dup();
4283            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
4284            notify->setInt32("buffer-id", info->mBufferID);
4285            notify->setBuffer("buffer", info->mData);
4286            notify->setInt32("flags", flags);
4287
4288            reply->setInt32("buffer-id", info->mBufferID);
4289
4290            notify->setMessage("reply", reply);
4291
4292            notify->post();
4293
4294            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
4295
4296            if (flags & OMX_BUFFERFLAG_EOS) {
4297                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
4298
4299                sp<AMessage> notify = mCodec->mNotify->dup();
4300                notify->setInt32("what", CodecBase::kWhatEOS);
4301                notify->setInt32("err", mCodec->mInputEOSResult);
4302                notify->post();
4303
4304                mCodec->mPortEOS[kPortIndexOutput] = true;
4305            }
4306            break;
4307        }
4308
4309        default:
4310        {
4311            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4312
4313            CHECK_EQ((status_t)OK,
4314                     mCodec->freeBuffer(kPortIndexOutput, index));
4315            break;
4316        }
4317    }
4318
4319    return true;
4320}
4321
4322void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
4323    IOMX::buffer_id bufferID;
4324    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
4325    ssize_t index;
4326    BufferInfo *info =
4327        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4328    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
4329
4330    android_native_rect_t crop;
4331    if (msg->findRect("crop",
4332            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
4333        CHECK_EQ(0, native_window_set_crop(
4334                mCodec->mNativeWindow.get(), &crop));
4335    }
4336
4337    int32_t render;
4338    if (mCodec->mNativeWindow != NULL
4339            && msg->findInt32("render", &render) && render != 0
4340            && info->mData != NULL && info->mData->size() != 0) {
4341        ATRACE_NAME("render");
4342        // The client wants this buffer to be rendered.
4343
4344        int64_t timestampNs = 0;
4345        if (!msg->findInt64("timestampNs", &timestampNs)) {
4346            // TODO: it seems like we should use the timestamp
4347            // in the (media)buffer as it potentially came from
4348            // an input surface, but we did not propagate it prior to
4349            // API 20.  Perhaps check for target SDK version.
4350#if 0
4351            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
4352                ALOGV("using buffer PTS of %" PRId64, timestampNs);
4353                timestampNs *= 1000;
4354            }
4355#endif
4356        }
4357
4358        status_t err;
4359        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
4360        if (err != OK) {
4361            ALOGW("failed to set buffer timestamp: %d", err);
4362        }
4363
4364        if ((err = mCodec->mNativeWindow->queueBuffer(
4365                    mCodec->mNativeWindow.get(),
4366                    info->mGraphicBuffer.get(), -1)) == OK) {
4367            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
4368        } else {
4369            mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4370            info->mStatus = BufferInfo::OWNED_BY_US;
4371        }
4372    } else {
4373        if (mCodec->mNativeWindow != NULL &&
4374            (info->mData == NULL || info->mData->size() != 0)) {
4375            ATRACE_NAME("frame-drop");
4376        }
4377        info->mStatus = BufferInfo::OWNED_BY_US;
4378    }
4379
4380    PortMode mode = getPortMode(kPortIndexOutput);
4381
4382    switch (mode) {
4383        case KEEP_BUFFERS:
4384        {
4385            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
4386
4387            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4388                // We cannot resubmit the buffer we just rendered, dequeue
4389                // the spare instead.
4390
4391                info = mCodec->dequeueBufferFromNativeWindow();
4392            }
4393            break;
4394        }
4395
4396        case RESUBMIT_BUFFERS:
4397        {
4398            if (!mCodec->mPortEOS[kPortIndexOutput]) {
4399                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4400                    // We cannot resubmit the buffer we just rendered, dequeue
4401                    // the spare instead.
4402
4403                    info = mCodec->dequeueBufferFromNativeWindow();
4404                }
4405
4406                if (info != NULL) {
4407                    ALOGV("[%s] calling fillBuffer %u",
4408                         mCodec->mComponentName.c_str(), info->mBufferID);
4409
4410                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4411                             (status_t)OK);
4412
4413                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4414                }
4415            }
4416            break;
4417        }
4418
4419        default:
4420        {
4421            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4422
4423            CHECK_EQ((status_t)OK,
4424                     mCodec->freeBuffer(kPortIndexOutput, index));
4425            break;
4426        }
4427    }
4428}
4429
4430////////////////////////////////////////////////////////////////////////////////
4431
4432ACodec::UninitializedState::UninitializedState(ACodec *codec)
4433    : BaseState(codec) {
4434}
4435
4436void ACodec::UninitializedState::stateEntered() {
4437    ALOGV("Now uninitialized");
4438
4439    if (mDeathNotifier != NULL) {
4440        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
4441        mDeathNotifier.clear();
4442    }
4443
4444    mCodec->mNativeWindow.clear();
4445    mCodec->mNode = NULL;
4446    mCodec->mOMX.clear();
4447    mCodec->mQuirks = 0;
4448    mCodec->mFlags = 0;
4449    mCodec->mUseMetadataOnEncoderOutput = 0;
4450    mCodec->mComponentName.clear();
4451}
4452
4453bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
4454    bool handled = false;
4455
4456    switch (msg->what()) {
4457        case ACodec::kWhatSetup:
4458        {
4459            onSetup(msg);
4460
4461            handled = true;
4462            break;
4463        }
4464
4465        case ACodec::kWhatAllocateComponent:
4466        {
4467            onAllocateComponent(msg);
4468            handled = true;
4469            break;
4470        }
4471
4472        case ACodec::kWhatShutdown:
4473        {
4474            int32_t keepComponentAllocated;
4475            CHECK(msg->findInt32(
4476                        "keepComponentAllocated", &keepComponentAllocated));
4477            ALOGW_IF(keepComponentAllocated,
4478                     "cannot keep component allocated on shutdown in Uninitialized state");
4479
4480            sp<AMessage> notify = mCodec->mNotify->dup();
4481            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4482            notify->post();
4483
4484            handled = true;
4485            break;
4486        }
4487
4488        case ACodec::kWhatFlush:
4489        {
4490            sp<AMessage> notify = mCodec->mNotify->dup();
4491            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4492            notify->post();
4493
4494            handled = true;
4495            break;
4496        }
4497
4498        case ACodec::kWhatReleaseCodecInstance:
4499        {
4500            // nothing to do, as we have already signaled shutdown
4501            handled = true;
4502            break;
4503        }
4504
4505        default:
4506            return BaseState::onMessageReceived(msg);
4507    }
4508
4509    return handled;
4510}
4511
4512void ACodec::UninitializedState::onSetup(
4513        const sp<AMessage> &msg) {
4514    if (onAllocateComponent(msg)
4515            && mCodec->mLoadedState->onConfigureComponent(msg)) {
4516        mCodec->mLoadedState->onStart();
4517    }
4518}
4519
4520bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
4521    ALOGV("onAllocateComponent");
4522
4523    CHECK(mCodec->mNode == NULL);
4524
4525    OMXClient client;
4526    CHECK_EQ(client.connect(), (status_t)OK);
4527
4528    sp<IOMX> omx = client.interface();
4529
4530    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
4531
4532    mDeathNotifier = new DeathNotifier(notify);
4533    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
4534        // This was a local binder, if it dies so do we, we won't care
4535        // about any notifications in the afterlife.
4536        mDeathNotifier.clear();
4537    }
4538
4539    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4540
4541    AString mime;
4542
4543    AString componentName;
4544    uint32_t quirks = 0;
4545    int32_t encoder = false;
4546    if (msg->findString("componentName", &componentName)) {
4547        ssize_t index = matchingCodecs.add();
4548        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
4549        entry->mName = String8(componentName.c_str());
4550
4551        if (!OMXCodec::findCodecQuirks(
4552                    componentName.c_str(), &entry->mQuirks)) {
4553            entry->mQuirks = 0;
4554        }
4555    } else {
4556        CHECK(msg->findString("mime", &mime));
4557
4558        if (!msg->findInt32("encoder", &encoder)) {
4559            encoder = false;
4560        }
4561
4562        OMXCodec::findMatchingCodecs(
4563                mime.c_str(),
4564                encoder, // createEncoder
4565                NULL,  // matchComponentName
4566                0,     // flags
4567                &matchingCodecs);
4568    }
4569
4570    sp<CodecObserver> observer = new CodecObserver;
4571    IOMX::node_id node = NULL;
4572
4573    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
4574            ++matchIndex) {
4575        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
4576        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
4577
4578        pid_t tid = androidGetTid();
4579        int prevPriority = androidGetThreadPriority(tid);
4580        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
4581        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
4582        androidSetThreadPriority(tid, prevPriority);
4583
4584        if (err == OK) {
4585            break;
4586        } else {
4587            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
4588        }
4589
4590        node = NULL;
4591    }
4592
4593    if (node == NULL) {
4594        if (!mime.empty()) {
4595            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4596                    encoder ? "en" : "de", mime.c_str());
4597        } else {
4598            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4599        }
4600
4601        mCodec->signalError(OMX_ErrorComponentNotFound);
4602        return false;
4603    }
4604
4605    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4606    observer->setNotificationMessage(notify);
4607
4608    mCodec->mComponentName = componentName;
4609    mCodec->mFlags = 0;
4610
4611    if (componentName.endsWith(".secure")) {
4612        mCodec->mFlags |= kFlagIsSecure;
4613        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4614    }
4615
4616    mCodec->mQuirks = quirks;
4617    mCodec->mOMX = omx;
4618    mCodec->mNode = node;
4619
4620    {
4621        sp<AMessage> notify = mCodec->mNotify->dup();
4622        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4623        notify->setString("componentName", mCodec->mComponentName.c_str());
4624        notify->post();
4625    }
4626
4627    mCodec->changeState(mCodec->mLoadedState);
4628
4629    return true;
4630}
4631
4632////////////////////////////////////////////////////////////////////////////////
4633
4634ACodec::LoadedState::LoadedState(ACodec *codec)
4635    : BaseState(codec) {
4636}
4637
4638void ACodec::LoadedState::stateEntered() {
4639    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4640
4641    mCodec->mPortEOS[kPortIndexInput] =
4642        mCodec->mPortEOS[kPortIndexOutput] = false;
4643
4644    mCodec->mInputEOSResult = OK;
4645
4646    mCodec->mDequeueCounter = 0;
4647    mCodec->mMetaDataBuffersToSubmit = 0;
4648    mCodec->mRepeatFrameDelayUs = -1ll;
4649    mCodec->mInputFormat.clear();
4650    mCodec->mOutputFormat.clear();
4651
4652    if (mCodec->mShutdownInProgress) {
4653        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4654
4655        mCodec->mShutdownInProgress = false;
4656        mCodec->mKeepComponentAllocated = false;
4657
4658        onShutdown(keepComponentAllocated);
4659    }
4660    mCodec->mExplicitShutdown = false;
4661
4662    mCodec->processDeferredMessages();
4663}
4664
4665void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4666    if (!keepComponentAllocated) {
4667        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4668
4669        mCodec->changeState(mCodec->mUninitializedState);
4670    }
4671
4672    if (mCodec->mExplicitShutdown) {
4673        sp<AMessage> notify = mCodec->mNotify->dup();
4674        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4675        notify->post();
4676        mCodec->mExplicitShutdown = false;
4677    }
4678}
4679
4680bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4681    bool handled = false;
4682
4683    switch (msg->what()) {
4684        case ACodec::kWhatConfigureComponent:
4685        {
4686            onConfigureComponent(msg);
4687            handled = true;
4688            break;
4689        }
4690
4691        case ACodec::kWhatCreateInputSurface:
4692        {
4693            onCreateInputSurface(msg);
4694            handled = true;
4695            break;
4696        }
4697
4698        case ACodec::kWhatStart:
4699        {
4700            onStart();
4701            handled = true;
4702            break;
4703        }
4704
4705        case ACodec::kWhatShutdown:
4706        {
4707            int32_t keepComponentAllocated;
4708            CHECK(msg->findInt32(
4709                        "keepComponentAllocated", &keepComponentAllocated));
4710
4711            mCodec->mExplicitShutdown = true;
4712            onShutdown(keepComponentAllocated);
4713
4714            handled = true;
4715            break;
4716        }
4717
4718        case ACodec::kWhatFlush:
4719        {
4720            sp<AMessage> notify = mCodec->mNotify->dup();
4721            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4722            notify->post();
4723
4724            handled = true;
4725            break;
4726        }
4727
4728        default:
4729            return BaseState::onMessageReceived(msg);
4730    }
4731
4732    return handled;
4733}
4734
4735bool ACodec::LoadedState::onConfigureComponent(
4736        const sp<AMessage> &msg) {
4737    ALOGV("onConfigureComponent");
4738
4739    CHECK(mCodec->mNode != NULL);
4740
4741    AString mime;
4742    CHECK(msg->findString("mime", &mime));
4743
4744    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4745
4746    if (err != OK) {
4747        ALOGE("[%s] configureCodec returning error %d",
4748              mCodec->mComponentName.c_str(), err);
4749
4750        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4751        return false;
4752    }
4753
4754    sp<RefBase> obj;
4755    if (msg->findObject("native-window", &obj)
4756            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4757        sp<NativeWindowWrapper> nativeWindow(
4758                static_cast<NativeWindowWrapper *>(obj.get()));
4759        CHECK(nativeWindow != NULL);
4760        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4761
4762        native_window_set_scaling_mode(
4763                mCodec->mNativeWindow.get(),
4764                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4765    }
4766    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4767
4768    {
4769        sp<AMessage> notify = mCodec->mNotify->dup();
4770        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4771        notify->setMessage("input-format", mCodec->mInputFormat);
4772        notify->setMessage("output-format", mCodec->mOutputFormat);
4773        notify->post();
4774    }
4775
4776    return true;
4777}
4778
4779void ACodec::LoadedState::onCreateInputSurface(
4780        const sp<AMessage> & /* msg */) {
4781    ALOGV("onCreateInputSurface");
4782
4783    sp<AMessage> notify = mCodec->mNotify->dup();
4784    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4785
4786    sp<IGraphicBufferProducer> bufferProducer;
4787    status_t err;
4788
4789    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4790            &bufferProducer);
4791
4792    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4793        err = mCodec->mOMX->setInternalOption(
4794                mCodec->mNode,
4795                kPortIndexInput,
4796                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4797                &mCodec->mRepeatFrameDelayUs,
4798                sizeof(mCodec->mRepeatFrameDelayUs));
4799
4800        if (err != OK) {
4801            ALOGE("[%s] Unable to configure option to repeat previous "
4802                  "frames (err %d)",
4803                  mCodec->mComponentName.c_str(),
4804                  err);
4805        }
4806    }
4807
4808    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4809        err = mCodec->mOMX->setInternalOption(
4810                mCodec->mNode,
4811                kPortIndexInput,
4812                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4813                &mCodec->mMaxPtsGapUs,
4814                sizeof(mCodec->mMaxPtsGapUs));
4815
4816        if (err != OK) {
4817            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4818                    mCodec->mComponentName.c_str(),
4819                    err);
4820        }
4821    }
4822
4823    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4824            && mCodec->mTimePerFrameUs > 0ll) {
4825        int64_t timeLapse[2];
4826        timeLapse[0] = mCodec->mTimePerFrameUs;
4827        timeLapse[1] = mCodec->mTimePerCaptureUs;
4828        err = mCodec->mOMX->setInternalOption(
4829                mCodec->mNode,
4830                kPortIndexInput,
4831                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4832                &timeLapse[0],
4833                sizeof(timeLapse));
4834
4835        if (err != OK) {
4836            ALOGE("[%s] Unable to configure time lapse (err %d)",
4837                    mCodec->mComponentName.c_str(),
4838                    err);
4839        }
4840    }
4841
4842    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4843        bool suspend = true;
4844        err = mCodec->mOMX->setInternalOption(
4845                mCodec->mNode,
4846                kPortIndexInput,
4847                IOMX::INTERNAL_OPTION_SUSPEND,
4848                &suspend,
4849                sizeof(suspend));
4850
4851        if (err != OK) {
4852            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4853                  mCodec->mComponentName.c_str(),
4854                  err);
4855        }
4856    }
4857
4858    if (err == OK) {
4859        notify->setObject("input-surface",
4860                new BufferProducerWrapper(bufferProducer));
4861    } else {
4862        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4863        // the error through because it's in the "configured" state.  We
4864        // send a kWhatInputSurfaceCreated with an error value instead.
4865        ALOGE("[%s] onCreateInputSurface returning error %d",
4866                mCodec->mComponentName.c_str(), err);
4867        notify->setInt32("err", err);
4868    }
4869    notify->post();
4870}
4871
4872void ACodec::LoadedState::onStart() {
4873    ALOGV("onStart");
4874
4875    CHECK_EQ(mCodec->mOMX->sendCommand(
4876                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4877             (status_t)OK);
4878
4879    mCodec->changeState(mCodec->mLoadedToIdleState);
4880}
4881
4882////////////////////////////////////////////////////////////////////////////////
4883
4884ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
4885    : BaseState(codec) {
4886}
4887
4888void ACodec::LoadedToIdleState::stateEntered() {
4889    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
4890
4891    status_t err;
4892    if ((err = allocateBuffers()) != OK) {
4893        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
4894             "(error 0x%08x)",
4895             err);
4896
4897        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4898
4899        mCodec->changeState(mCodec->mLoadedState);
4900    }
4901}
4902
4903status_t ACodec::LoadedToIdleState::allocateBuffers() {
4904    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
4905
4906    if (err != OK) {
4907        return err;
4908    }
4909
4910    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
4911}
4912
4913bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4914    switch (msg->what()) {
4915        case kWhatSetParameters:
4916        case kWhatShutdown:
4917        {
4918            mCodec->deferMessage(msg);
4919            return true;
4920        }
4921
4922        case kWhatSignalEndOfInputStream:
4923        {
4924            mCodec->onSignalEndOfInputStream();
4925            return true;
4926        }
4927
4928        case kWhatResume:
4929        {
4930            // We'll be active soon enough.
4931            return true;
4932        }
4933
4934        case kWhatFlush:
4935        {
4936            // We haven't even started yet, so we're flushed alright...
4937            sp<AMessage> notify = mCodec->mNotify->dup();
4938            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4939            notify->post();
4940            return true;
4941        }
4942
4943        default:
4944            return BaseState::onMessageReceived(msg);
4945    }
4946}
4947
4948bool ACodec::LoadedToIdleState::onOMXEvent(
4949        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4950    switch (event) {
4951        case OMX_EventCmdComplete:
4952        {
4953            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4954            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4955
4956            CHECK_EQ(mCodec->mOMX->sendCommand(
4957                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
4958                     (status_t)OK);
4959
4960            mCodec->changeState(mCodec->mIdleToExecutingState);
4961
4962            return true;
4963        }
4964
4965        default:
4966            return BaseState::onOMXEvent(event, data1, data2);
4967    }
4968}
4969
4970////////////////////////////////////////////////////////////////////////////////
4971
4972ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
4973    : BaseState(codec) {
4974}
4975
4976void ACodec::IdleToExecutingState::stateEntered() {
4977    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
4978}
4979
4980bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4981    switch (msg->what()) {
4982        case kWhatSetParameters:
4983        case kWhatShutdown:
4984        {
4985            mCodec->deferMessage(msg);
4986            return true;
4987        }
4988
4989        case kWhatResume:
4990        {
4991            // We'll be active soon enough.
4992            return true;
4993        }
4994
4995        case kWhatFlush:
4996        {
4997            // We haven't even started yet, so we're flushed alright...
4998            sp<AMessage> notify = mCodec->mNotify->dup();
4999            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5000            notify->post();
5001
5002            return true;
5003        }
5004
5005        case kWhatSignalEndOfInputStream:
5006        {
5007            mCodec->onSignalEndOfInputStream();
5008            return true;
5009        }
5010
5011        default:
5012            return BaseState::onMessageReceived(msg);
5013    }
5014}
5015
5016bool ACodec::IdleToExecutingState::onOMXEvent(
5017        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5018    switch (event) {
5019        case OMX_EventCmdComplete:
5020        {
5021            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5022            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
5023
5024            mCodec->mExecutingState->resume();
5025            mCodec->changeState(mCodec->mExecutingState);
5026
5027            return true;
5028        }
5029
5030        default:
5031            return BaseState::onOMXEvent(event, data1, data2);
5032    }
5033}
5034
5035////////////////////////////////////////////////////////////////////////////////
5036
5037ACodec::ExecutingState::ExecutingState(ACodec *codec)
5038    : BaseState(codec),
5039      mActive(false) {
5040}
5041
5042ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
5043        OMX_U32 /* portIndex */) {
5044    return RESUBMIT_BUFFERS;
5045}
5046
5047void ACodec::ExecutingState::submitOutputMetaBuffers() {
5048    // submit as many buffers as there are input buffers with the codec
5049    // in case we are in port reconfiguring
5050    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
5051        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
5052
5053        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
5054            if (mCodec->submitOutputMetaDataBuffer() != OK)
5055                break;
5056        }
5057    }
5058
5059    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
5060    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
5061}
5062
5063void ACodec::ExecutingState::submitRegularOutputBuffers() {
5064    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
5065        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
5066
5067        if (mCodec->mNativeWindow != NULL) {
5068            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
5069                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
5070
5071            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
5072                continue;
5073            }
5074        } else {
5075            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
5076        }
5077
5078        ALOGV("[%s] calling fillBuffer %p",
5079             mCodec->mComponentName.c_str(), info->mBufferID);
5080
5081        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
5082                 (status_t)OK);
5083
5084        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
5085    }
5086}
5087
5088void ACodec::ExecutingState::submitOutputBuffers() {
5089    submitRegularOutputBuffers();
5090    if (mCodec->mStoreMetaDataInOutputBuffers) {
5091        submitOutputMetaBuffers();
5092    }
5093}
5094
5095void ACodec::ExecutingState::resume() {
5096    if (mActive) {
5097        ALOGV("[%s] We're already active, no need to resume.",
5098             mCodec->mComponentName.c_str());
5099
5100        return;
5101    }
5102
5103    submitOutputBuffers();
5104
5105    // Post all available input buffers
5106    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
5107    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
5108        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
5109        if (info->mStatus == BufferInfo::OWNED_BY_US) {
5110            postFillThisBuffer(info);
5111        }
5112    }
5113
5114    mActive = true;
5115}
5116
5117void ACodec::ExecutingState::stateEntered() {
5118    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
5119
5120    mCodec->processDeferredMessages();
5121}
5122
5123bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
5124    bool handled = false;
5125
5126    switch (msg->what()) {
5127        case kWhatShutdown:
5128        {
5129            int32_t keepComponentAllocated;
5130            CHECK(msg->findInt32(
5131                        "keepComponentAllocated", &keepComponentAllocated));
5132
5133            mCodec->mShutdownInProgress = true;
5134            mCodec->mExplicitShutdown = true;
5135            mCodec->mKeepComponentAllocated = keepComponentAllocated;
5136
5137            mActive = false;
5138
5139            CHECK_EQ(mCodec->mOMX->sendCommand(
5140                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
5141                     (status_t)OK);
5142
5143            mCodec->changeState(mCodec->mExecutingToIdleState);
5144
5145            handled = true;
5146            break;
5147        }
5148
5149        case kWhatFlush:
5150        {
5151            ALOGV("[%s] ExecutingState flushing now "
5152                 "(codec owns %d/%d input, %d/%d output).",
5153                    mCodec->mComponentName.c_str(),
5154                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
5155                    mCodec->mBuffers[kPortIndexInput].size(),
5156                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
5157                    mCodec->mBuffers[kPortIndexOutput].size());
5158
5159            mActive = false;
5160
5161            CHECK_EQ(mCodec->mOMX->sendCommand(
5162                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
5163                     (status_t)OK);
5164
5165            mCodec->changeState(mCodec->mFlushingState);
5166            handled = true;
5167            break;
5168        }
5169
5170        case kWhatResume:
5171        {
5172            resume();
5173
5174            handled = true;
5175            break;
5176        }
5177
5178        case kWhatRequestIDRFrame:
5179        {
5180            status_t err = mCodec->requestIDRFrame();
5181            if (err != OK) {
5182                ALOGW("Requesting an IDR frame failed.");
5183            }
5184
5185            handled = true;
5186            break;
5187        }
5188
5189        case kWhatSetParameters:
5190        {
5191            sp<AMessage> params;
5192            CHECK(msg->findMessage("params", &params));
5193
5194            status_t err = mCodec->setParameters(params);
5195
5196            sp<AMessage> reply;
5197            if (msg->findMessage("reply", &reply)) {
5198                reply->setInt32("err", err);
5199                reply->post();
5200            }
5201
5202            handled = true;
5203            break;
5204        }
5205
5206        case ACodec::kWhatSignalEndOfInputStream:
5207        {
5208            mCodec->onSignalEndOfInputStream();
5209            handled = true;
5210            break;
5211        }
5212
5213        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
5214        case kWhatSubmitOutputMetaDataBufferIfEOS:
5215        {
5216            if (mCodec->mPortEOS[kPortIndexInput] &&
5217                    !mCodec->mPortEOS[kPortIndexOutput]) {
5218                status_t err = mCodec->submitOutputMetaDataBuffer();
5219                if (err == OK) {
5220                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
5221                }
5222            }
5223            return true;
5224        }
5225
5226        default:
5227            handled = BaseState::onMessageReceived(msg);
5228            break;
5229    }
5230
5231    return handled;
5232}
5233
5234status_t ACodec::setParameters(const sp<AMessage> &params) {
5235    int32_t videoBitrate;
5236    if (params->findInt32("video-bitrate", &videoBitrate)) {
5237        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
5238        InitOMXParams(&configParams);
5239        configParams.nPortIndex = kPortIndexOutput;
5240        configParams.nEncodeBitrate = videoBitrate;
5241
5242        status_t err = mOMX->setConfig(
5243                mNode,
5244                OMX_IndexConfigVideoBitrate,
5245                &configParams,
5246                sizeof(configParams));
5247
5248        if (err != OK) {
5249            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
5250                   videoBitrate, err);
5251
5252            return err;
5253        }
5254    }
5255
5256    int64_t skipFramesBeforeUs;
5257    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
5258        status_t err =
5259            mOMX->setInternalOption(
5260                     mNode,
5261                     kPortIndexInput,
5262                     IOMX::INTERNAL_OPTION_START_TIME,
5263                     &skipFramesBeforeUs,
5264                     sizeof(skipFramesBeforeUs));
5265
5266        if (err != OK) {
5267            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
5268            return err;
5269        }
5270    }
5271
5272    int32_t dropInputFrames;
5273    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
5274        bool suspend = dropInputFrames != 0;
5275
5276        status_t err =
5277            mOMX->setInternalOption(
5278                     mNode,
5279                     kPortIndexInput,
5280                     IOMX::INTERNAL_OPTION_SUSPEND,
5281                     &suspend,
5282                     sizeof(suspend));
5283
5284        if (err != OK) {
5285            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
5286            return err;
5287        }
5288    }
5289
5290    int32_t dummy;
5291    if (params->findInt32("request-sync", &dummy)) {
5292        status_t err = requestIDRFrame();
5293
5294        if (err != OK) {
5295            ALOGE("Requesting a sync frame failed w/ err %d", err);
5296            return err;
5297        }
5298    }
5299
5300    return OK;
5301}
5302
5303void ACodec::onSignalEndOfInputStream() {
5304    sp<AMessage> notify = mNotify->dup();
5305    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
5306
5307    status_t err = mOMX->signalEndOfInputStream(mNode);
5308    if (err != OK) {
5309        notify->setInt32("err", err);
5310    }
5311    notify->post();
5312}
5313
5314bool ACodec::ExecutingState::onOMXEvent(
5315        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5316    switch (event) {
5317        case OMX_EventPortSettingsChanged:
5318        {
5319            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
5320
5321            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
5322                mCodec->mMetaDataBuffersToSubmit = 0;
5323                CHECK_EQ(mCodec->mOMX->sendCommand(
5324                            mCodec->mNode,
5325                            OMX_CommandPortDisable, kPortIndexOutput),
5326                         (status_t)OK);
5327
5328                mCodec->freeOutputBuffersNotOwnedByComponent();
5329
5330                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
5331            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
5332                mCodec->mSentFormat = false;
5333            } else {
5334                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
5335                     mCodec->mComponentName.c_str(), data2);
5336            }
5337
5338            return true;
5339        }
5340
5341        case OMX_EventBufferFlag:
5342        {
5343            return true;
5344        }
5345
5346        default:
5347            return BaseState::onOMXEvent(event, data1, data2);
5348    }
5349}
5350
5351////////////////////////////////////////////////////////////////////////////////
5352
5353ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
5354        ACodec *codec)
5355    : BaseState(codec) {
5356}
5357
5358ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
5359        OMX_U32 portIndex) {
5360    if (portIndex == kPortIndexOutput) {
5361        return FREE_BUFFERS;
5362    }
5363
5364    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
5365
5366    return RESUBMIT_BUFFERS;
5367}
5368
5369bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
5370        const sp<AMessage> &msg) {
5371    bool handled = false;
5372
5373    switch (msg->what()) {
5374        case kWhatFlush:
5375        case kWhatShutdown:
5376        case kWhatResume:
5377        {
5378            if (msg->what() == kWhatResume) {
5379                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
5380            }
5381
5382            mCodec->deferMessage(msg);
5383            handled = true;
5384            break;
5385        }
5386
5387        default:
5388            handled = BaseState::onMessageReceived(msg);
5389            break;
5390    }
5391
5392    return handled;
5393}
5394
5395void ACodec::OutputPortSettingsChangedState::stateEntered() {
5396    ALOGV("[%s] Now handling output port settings change",
5397         mCodec->mComponentName.c_str());
5398}
5399
5400bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
5401        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5402    switch (event) {
5403        case OMX_EventCmdComplete:
5404        {
5405            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
5406                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5407
5408                ALOGV("[%s] Output port now disabled.",
5409                        mCodec->mComponentName.c_str());
5410
5411                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
5412                mCodec->mDealer[kPortIndexOutput].clear();
5413
5414                CHECK_EQ(mCodec->mOMX->sendCommand(
5415                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
5416                         (status_t)OK);
5417
5418                status_t err;
5419                if ((err = mCodec->allocateBuffersOnPort(
5420                                kPortIndexOutput)) != OK) {
5421                    ALOGE("Failed to allocate output port buffers after "
5422                         "port reconfiguration (error 0x%08x)",
5423                         err);
5424
5425                    mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
5426
5427                    // This is technically not correct, but appears to be
5428                    // the only way to free the component instance.
5429                    // Controlled transitioning from excecuting->idle
5430                    // and idle->loaded seem impossible probably because
5431                    // the output port never finishes re-enabling.
5432                    mCodec->mShutdownInProgress = true;
5433                    mCodec->mKeepComponentAllocated = false;
5434                    mCodec->changeState(mCodec->mLoadedState);
5435                }
5436
5437                return true;
5438            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
5439                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5440
5441                mCodec->mSentFormat = false;
5442
5443                ALOGV("[%s] Output port now reenabled.",
5444                        mCodec->mComponentName.c_str());
5445
5446                if (mCodec->mExecutingState->active()) {
5447                    mCodec->mExecutingState->submitOutputBuffers();
5448                }
5449
5450                mCodec->changeState(mCodec->mExecutingState);
5451
5452                return true;
5453            }
5454
5455            return false;
5456        }
5457
5458        default:
5459            return false;
5460    }
5461}
5462
5463////////////////////////////////////////////////////////////////////////////////
5464
5465ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
5466    : BaseState(codec),
5467      mComponentNowIdle(false) {
5468}
5469
5470bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
5471    bool handled = false;
5472
5473    switch (msg->what()) {
5474        case kWhatFlush:
5475        {
5476            // Don't send me a flush request if you previously wanted me
5477            // to shutdown.
5478            TRESPASS();
5479            break;
5480        }
5481
5482        case kWhatShutdown:
5483        {
5484            // We're already doing that...
5485
5486            handled = true;
5487            break;
5488        }
5489
5490        default:
5491            handled = BaseState::onMessageReceived(msg);
5492            break;
5493    }
5494
5495    return handled;
5496}
5497
5498void ACodec::ExecutingToIdleState::stateEntered() {
5499    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
5500
5501    mComponentNowIdle = false;
5502    mCodec->mSentFormat = false;
5503}
5504
5505bool ACodec::ExecutingToIdleState::onOMXEvent(
5506        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5507    switch (event) {
5508        case OMX_EventCmdComplete:
5509        {
5510            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5511            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
5512
5513            mComponentNowIdle = true;
5514
5515            changeStateIfWeOwnAllBuffers();
5516
5517            return true;
5518        }
5519
5520        case OMX_EventPortSettingsChanged:
5521        case OMX_EventBufferFlag:
5522        {
5523            // We're shutting down and don't care about this anymore.
5524            return true;
5525        }
5526
5527        default:
5528            return BaseState::onOMXEvent(event, data1, data2);
5529    }
5530}
5531
5532void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
5533    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
5534        CHECK_EQ(mCodec->mOMX->sendCommand(
5535                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
5536                 (status_t)OK);
5537
5538        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
5539        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
5540
5541        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
5542                && mCodec->mNativeWindow != NULL) {
5543            // We push enough 1x1 blank buffers to ensure that one of
5544            // them has made it to the display.  This allows the OMX
5545            // component teardown to zero out any protected buffers
5546            // without the risk of scanning out one of those buffers.
5547            mCodec->pushBlankBuffersToNativeWindow();
5548        }
5549
5550        mCodec->changeState(mCodec->mIdleToLoadedState);
5551    }
5552}
5553
5554void ACodec::ExecutingToIdleState::onInputBufferFilled(
5555        const sp<AMessage> &msg) {
5556    BaseState::onInputBufferFilled(msg);
5557
5558    changeStateIfWeOwnAllBuffers();
5559}
5560
5561void ACodec::ExecutingToIdleState::onOutputBufferDrained(
5562        const sp<AMessage> &msg) {
5563    BaseState::onOutputBufferDrained(msg);
5564
5565    changeStateIfWeOwnAllBuffers();
5566}
5567
5568////////////////////////////////////////////////////////////////////////////////
5569
5570ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
5571    : BaseState(codec) {
5572}
5573
5574bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
5575    bool handled = false;
5576
5577    switch (msg->what()) {
5578        case kWhatShutdown:
5579        {
5580            // We're already doing that...
5581
5582            handled = true;
5583            break;
5584        }
5585
5586        case kWhatFlush:
5587        {
5588            // Don't send me a flush request if you previously wanted me
5589            // to shutdown.
5590            TRESPASS();
5591            break;
5592        }
5593
5594        default:
5595            handled = BaseState::onMessageReceived(msg);
5596            break;
5597    }
5598
5599    return handled;
5600}
5601
5602void ACodec::IdleToLoadedState::stateEntered() {
5603    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5604}
5605
5606bool ACodec::IdleToLoadedState::onOMXEvent(
5607        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5608    switch (event) {
5609        case OMX_EventCmdComplete:
5610        {
5611            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5612            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5613
5614            mCodec->changeState(mCodec->mLoadedState);
5615
5616            return true;
5617        }
5618
5619        default:
5620            return BaseState::onOMXEvent(event, data1, data2);
5621    }
5622}
5623
5624////////////////////////////////////////////////////////////////////////////////
5625
5626ACodec::FlushingState::FlushingState(ACodec *codec)
5627    : BaseState(codec) {
5628}
5629
5630void ACodec::FlushingState::stateEntered() {
5631    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5632
5633    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5634}
5635
5636bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5637    bool handled = false;
5638
5639    switch (msg->what()) {
5640        case kWhatShutdown:
5641        {
5642            mCodec->deferMessage(msg);
5643            break;
5644        }
5645
5646        case kWhatFlush:
5647        {
5648            // We're already doing this right now.
5649            handled = true;
5650            break;
5651        }
5652
5653        default:
5654            handled = BaseState::onMessageReceived(msg);
5655            break;
5656    }
5657
5658    return handled;
5659}
5660
5661bool ACodec::FlushingState::onOMXEvent(
5662        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5663    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5664            mCodec->mComponentName.c_str(), event, data1);
5665
5666    switch (event) {
5667        case OMX_EventCmdComplete:
5668        {
5669            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5670
5671            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5672                CHECK(!mFlushComplete[data2]);
5673                mFlushComplete[data2] = true;
5674
5675                if (mFlushComplete[kPortIndexInput]
5676                        && mFlushComplete[kPortIndexOutput]) {
5677                    changeStateIfWeOwnAllBuffers();
5678                }
5679            } else {
5680                CHECK_EQ(data2, OMX_ALL);
5681                CHECK(mFlushComplete[kPortIndexInput]);
5682                CHECK(mFlushComplete[kPortIndexOutput]);
5683
5684                changeStateIfWeOwnAllBuffers();
5685            }
5686
5687            return true;
5688        }
5689
5690        case OMX_EventPortSettingsChanged:
5691        {
5692            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5693            msg->setInt32("type", omx_message::EVENT);
5694            msg->setInt32("node", mCodec->mNode);
5695            msg->setInt32("event", event);
5696            msg->setInt32("data1", data1);
5697            msg->setInt32("data2", data2);
5698
5699            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5700                 mCodec->mComponentName.c_str());
5701
5702            mCodec->deferMessage(msg);
5703
5704            return true;
5705        }
5706
5707        default:
5708            return BaseState::onOMXEvent(event, data1, data2);
5709    }
5710
5711    return true;
5712}
5713
5714void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5715    BaseState::onOutputBufferDrained(msg);
5716
5717    changeStateIfWeOwnAllBuffers();
5718}
5719
5720void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5721    BaseState::onInputBufferFilled(msg);
5722
5723    changeStateIfWeOwnAllBuffers();
5724}
5725
5726void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5727    if (mFlushComplete[kPortIndexInput]
5728            && mFlushComplete[kPortIndexOutput]
5729            && mCodec->allYourBuffersAreBelongToUs()) {
5730        // We now own all buffers except possibly those still queued with
5731        // the native window for rendering. Let's get those back as well.
5732        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5733
5734        sp<AMessage> notify = mCodec->mNotify->dup();
5735        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5736        notify->post();
5737
5738        mCodec->mPortEOS[kPortIndexInput] =
5739            mCodec->mPortEOS[kPortIndexOutput] = false;
5740
5741        mCodec->mInputEOSResult = OK;
5742
5743        if (mCodec->mSkipCutBuffer != NULL) {
5744            mCodec->mSkipCutBuffer->clear();
5745        }
5746
5747        mCodec->changeState(mCodec->mExecutingState);
5748    }
5749}
5750
5751}  // namespace android
5752