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