ACodec.cpp revision b97cc6a9a3c81215e365c61b071a932073b56ff2 
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
36#include <media/stagefright/BufferProducerWrapper.h>
37#include <media/stagefright/MediaCodecList.h>
38#include <media/stagefright/MediaDefs.h>
39#include <media/stagefright/NativeWindowWrapper.h>
40#include <media/stagefright/OMXClient.h>
41#include <media/stagefright/OMXCodec.h>
42
43#include <media/hardware/HardwareAPI.h>
44
45#include <OMX_AudioExt.h>
46#include <OMX_VideoExt.h>
47#include <OMX_Component.h>
48#include <OMX_IndexExt.h>
49
50#include "include/avc_utils.h"
51
52namespace android {
53
54template<class T>
55static void InitOMXParams(T *params) {
56    params->nSize = sizeof(T);
57    params->nVersion.s.nVersionMajor = 1;
58    params->nVersion.s.nVersionMinor = 0;
59    params->nVersion.s.nRevision = 0;
60    params->nVersion.s.nStep = 0;
61}
62
63struct CodecObserver : public BnOMXObserver {
64    CodecObserver() {}
65
66    void setNotificationMessage(const sp<AMessage> &msg) {
67        mNotify = msg;
68    }
69
70    // from IOMXObserver
71    virtual void onMessage(const omx_message &omx_msg) {
72        sp<AMessage> msg = mNotify->dup();
73
74        msg->setInt32("type", omx_msg.type);
75        msg->setInt32("node", omx_msg.node);
76
77        switch (omx_msg.type) {
78            case omx_message::EVENT:
79            {
80                msg->setInt32("event", omx_msg.u.event_data.event);
81                msg->setInt32("data1", omx_msg.u.event_data.data1);
82                msg->setInt32("data2", omx_msg.u.event_data.data2);
83                break;
84            }
85
86            case omx_message::EMPTY_BUFFER_DONE:
87            {
88                msg->setInt32("buffer", omx_msg.u.buffer_data.buffer);
89                break;
90            }
91
92            case omx_message::FILL_BUFFER_DONE:
93            {
94                msg->setInt32(
95                        "buffer", omx_msg.u.extended_buffer_data.buffer);
96                msg->setInt32(
97                        "range_offset",
98                        omx_msg.u.extended_buffer_data.range_offset);
99                msg->setInt32(
100                        "range_length",
101                        omx_msg.u.extended_buffer_data.range_length);
102                msg->setInt32(
103                        "flags",
104                        omx_msg.u.extended_buffer_data.flags);
105                msg->setInt64(
106                        "timestamp",
107                        omx_msg.u.extended_buffer_data.timestamp);
108                break;
109            }
110
111            default:
112                TRESPASS();
113                break;
114        }
115
116        msg->post();
117    }
118
119protected:
120    virtual ~CodecObserver() {}
121
122private:
123    sp<AMessage> mNotify;
124
125    DISALLOW_EVIL_CONSTRUCTORS(CodecObserver);
126};
127
128////////////////////////////////////////////////////////////////////////////////
129
130struct ACodec::BaseState : public AState {
131    BaseState(ACodec *codec, const sp<AState> &parentState = NULL);
132
133protected:
134    enum PortMode {
135        KEEP_BUFFERS,
136        RESUBMIT_BUFFERS,
137        FREE_BUFFERS,
138    };
139
140    ACodec *mCodec;
141
142    virtual PortMode getPortMode(OMX_U32 portIndex);
143
144    virtual bool onMessageReceived(const sp<AMessage> &msg);
145
146    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
147
148    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
149    virtual void onInputBufferFilled(const sp<AMessage> &msg);
150
151    void postFillThisBuffer(BufferInfo *info);
152
153private:
154    bool onOMXMessage(const sp<AMessage> &msg);
155
156    bool onOMXEmptyBufferDone(IOMX::buffer_id bufferID);
157
158    bool onOMXFillBufferDone(
159            IOMX::buffer_id bufferID,
160            size_t rangeOffset, size_t rangeLength,
161            OMX_U32 flags,
162            int64_t timeUs);
163
164    void getMoreInputDataIfPossible();
165
166    DISALLOW_EVIL_CONSTRUCTORS(BaseState);
167};
168
169////////////////////////////////////////////////////////////////////////////////
170
171struct ACodec::DeathNotifier : public IBinder::DeathRecipient {
172    DeathNotifier(const sp<AMessage> &notify)
173        : mNotify(notify) {
174    }
175
176    virtual void binderDied(const wp<IBinder> &) {
177        mNotify->post();
178    }
179
180protected:
181    virtual ~DeathNotifier() {}
182
183private:
184    sp<AMessage> mNotify;
185
186    DISALLOW_EVIL_CONSTRUCTORS(DeathNotifier);
187};
188
189struct ACodec::UninitializedState : public ACodec::BaseState {
190    UninitializedState(ACodec *codec);
191
192protected:
193    virtual bool onMessageReceived(const sp<AMessage> &msg);
194    virtual void stateEntered();
195
196private:
197    void onSetup(const sp<AMessage> &msg);
198    bool onAllocateComponent(const sp<AMessage> &msg);
199
200    sp<DeathNotifier> mDeathNotifier;
201
202    DISALLOW_EVIL_CONSTRUCTORS(UninitializedState);
203};
204
205////////////////////////////////////////////////////////////////////////////////
206
207struct ACodec::LoadedState : public ACodec::BaseState {
208    LoadedState(ACodec *codec);
209
210protected:
211    virtual bool onMessageReceived(const sp<AMessage> &msg);
212    virtual void stateEntered();
213
214private:
215    friend struct ACodec::UninitializedState;
216
217    bool onConfigureComponent(const sp<AMessage> &msg);
218    void onCreateInputSurface(const sp<AMessage> &msg);
219    void onStart();
220    void onShutdown(bool keepComponentAllocated);
221
222    DISALLOW_EVIL_CONSTRUCTORS(LoadedState);
223};
224
225////////////////////////////////////////////////////////////////////////////////
226
227struct ACodec::LoadedToIdleState : public ACodec::BaseState {
228    LoadedToIdleState(ACodec *codec);
229
230protected:
231    virtual bool onMessageReceived(const sp<AMessage> &msg);
232    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
233    virtual void stateEntered();
234
235private:
236    status_t allocateBuffers();
237
238    DISALLOW_EVIL_CONSTRUCTORS(LoadedToIdleState);
239};
240
241////////////////////////////////////////////////////////////////////////////////
242
243struct ACodec::IdleToExecutingState : public ACodec::BaseState {
244    IdleToExecutingState(ACodec *codec);
245
246protected:
247    virtual bool onMessageReceived(const sp<AMessage> &msg);
248    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
249    virtual void stateEntered();
250
251private:
252    DISALLOW_EVIL_CONSTRUCTORS(IdleToExecutingState);
253};
254
255////////////////////////////////////////////////////////////////////////////////
256
257struct ACodec::ExecutingState : public ACodec::BaseState {
258    ExecutingState(ACodec *codec);
259
260    void submitRegularOutputBuffers();
261    void submitOutputMetaBuffers();
262    void submitOutputBuffers();
263
264    // Submit output buffers to the decoder, submit input buffers to client
265    // to fill with data.
266    void resume();
267
268    // Returns true iff input and output buffers are in play.
269    bool active() const { return mActive; }
270
271protected:
272    virtual PortMode getPortMode(OMX_U32 portIndex);
273    virtual bool onMessageReceived(const sp<AMessage> &msg);
274    virtual void stateEntered();
275
276    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
277
278private:
279    bool mActive;
280
281    DISALLOW_EVIL_CONSTRUCTORS(ExecutingState);
282};
283
284////////////////////////////////////////////////////////////////////////////////
285
286struct ACodec::OutputPortSettingsChangedState : public ACodec::BaseState {
287    OutputPortSettingsChangedState(ACodec *codec);
288
289protected:
290    virtual PortMode getPortMode(OMX_U32 portIndex);
291    virtual bool onMessageReceived(const sp<AMessage> &msg);
292    virtual void stateEntered();
293
294    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
295
296private:
297    DISALLOW_EVIL_CONSTRUCTORS(OutputPortSettingsChangedState);
298};
299
300////////////////////////////////////////////////////////////////////////////////
301
302struct ACodec::ExecutingToIdleState : public ACodec::BaseState {
303    ExecutingToIdleState(ACodec *codec);
304
305protected:
306    virtual bool onMessageReceived(const sp<AMessage> &msg);
307    virtual void stateEntered();
308
309    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
310
311    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
312    virtual void onInputBufferFilled(const sp<AMessage> &msg);
313
314private:
315    void changeStateIfWeOwnAllBuffers();
316
317    bool mComponentNowIdle;
318
319    DISALLOW_EVIL_CONSTRUCTORS(ExecutingToIdleState);
320};
321
322////////////////////////////////////////////////////////////////////////////////
323
324struct ACodec::IdleToLoadedState : public ACodec::BaseState {
325    IdleToLoadedState(ACodec *codec);
326
327protected:
328    virtual bool onMessageReceived(const sp<AMessage> &msg);
329    virtual void stateEntered();
330
331    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
332
333private:
334    DISALLOW_EVIL_CONSTRUCTORS(IdleToLoadedState);
335};
336
337////////////////////////////////////////////////////////////////////////////////
338
339struct ACodec::FlushingState : public ACodec::BaseState {
340    FlushingState(ACodec *codec);
341
342protected:
343    virtual bool onMessageReceived(const sp<AMessage> &msg);
344    virtual void stateEntered();
345
346    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
347
348    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
349    virtual void onInputBufferFilled(const sp<AMessage> &msg);
350
351private:
352    bool mFlushComplete[2];
353
354    void changeStateIfWeOwnAllBuffers();
355
356    DISALLOW_EVIL_CONSTRUCTORS(FlushingState);
357};
358
359////////////////////////////////////////////////////////////////////////////////
360
361ACodec::ACodec()
362    : mQuirks(0),
363      mNode(0),
364      mSentFormat(false),
365      mIsEncoder(false),
366      mUseMetadataOnEncoderOutput(false),
367      mShutdownInProgress(false),
368      mExplicitShutdown(false),
369      mEncoderDelay(0),
370      mEncoderPadding(0),
371      mRotationDegrees(0),
372      mChannelMaskPresent(false),
373      mChannelMask(0),
374      mDequeueCounter(0),
375      mStoreMetaDataInOutputBuffers(false),
376      mMetaDataBuffersToSubmit(0),
377      mRepeatFrameDelayUs(-1ll),
378      mMaxPtsGapUs(-1ll),
379      mTimePerFrameUs(-1ll),
380      mTimePerCaptureUs(-1ll),
381      mCreateInputBuffersSuspended(false) {
382    mUninitializedState = new UninitializedState(this);
383    mLoadedState = new LoadedState(this);
384    mLoadedToIdleState = new LoadedToIdleState(this);
385    mIdleToExecutingState = new IdleToExecutingState(this);
386    mExecutingState = new ExecutingState(this);
387
388    mOutputPortSettingsChangedState =
389        new OutputPortSettingsChangedState(this);
390
391    mExecutingToIdleState = new ExecutingToIdleState(this);
392    mIdleToLoadedState = new IdleToLoadedState(this);
393    mFlushingState = new FlushingState(this);
394
395    mPortEOS[kPortIndexInput] = mPortEOS[kPortIndexOutput] = false;
396    mInputEOSResult = OK;
397
398    changeState(mUninitializedState);
399}
400
401ACodec::~ACodec() {
402}
403
404void ACodec::setNotificationMessage(const sp<AMessage> &msg) {
405    mNotify = msg;
406}
407
408void ACodec::initiateSetup(const sp<AMessage> &msg) {
409    msg->setWhat(kWhatSetup);
410    msg->setTarget(id());
411    msg->post();
412}
413
414void ACodec::signalSetParameters(const sp<AMessage> &params) {
415    sp<AMessage> msg = new AMessage(kWhatSetParameters, id());
416    msg->setMessage("params", params);
417    msg->post();
418}
419
420void ACodec::initiateAllocateComponent(const sp<AMessage> &msg) {
421    msg->setWhat(kWhatAllocateComponent);
422    msg->setTarget(id());
423    msg->post();
424}
425
426void ACodec::initiateConfigureComponent(const sp<AMessage> &msg) {
427    msg->setWhat(kWhatConfigureComponent);
428    msg->setTarget(id());
429    msg->post();
430}
431
432void ACodec::initiateCreateInputSurface() {
433    (new AMessage(kWhatCreateInputSurface, id()))->post();
434}
435
436void ACodec::signalEndOfInputStream() {
437    (new AMessage(kWhatSignalEndOfInputStream, id()))->post();
438}
439
440void ACodec::initiateStart() {
441    (new AMessage(kWhatStart, id()))->post();
442}
443
444void ACodec::signalFlush() {
445    ALOGV("[%s] signalFlush", mComponentName.c_str());
446    (new AMessage(kWhatFlush, id()))->post();
447}
448
449void ACodec::signalResume() {
450    (new AMessage(kWhatResume, id()))->post();
451}
452
453void ACodec::initiateShutdown(bool keepComponentAllocated) {
454    sp<AMessage> msg = new AMessage(kWhatShutdown, id());
455    msg->setInt32("keepComponentAllocated", keepComponentAllocated);
456    msg->post();
457}
458
459void ACodec::signalRequestIDRFrame() {
460    (new AMessage(kWhatRequestIDRFrame, id()))->post();
461}
462
463// *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
464// Some codecs may return input buffers before having them processed.
465// This causes a halt if we already signaled an EOS on the input
466// port.  For now keep submitting an output buffer if there was an
467// EOS on the input port, but not yet on the output port.
468void ACodec::signalSubmitOutputMetaDataBufferIfEOS_workaround() {
469    if (mPortEOS[kPortIndexInput] && !mPortEOS[kPortIndexOutput] &&
470            mMetaDataBuffersToSubmit > 0) {
471        (new AMessage(kWhatSubmitOutputMetaDataBufferIfEOS, id()))->post();
472    }
473}
474
475status_t ACodec::allocateBuffersOnPort(OMX_U32 portIndex) {
476    CHECK(portIndex == kPortIndexInput || portIndex == kPortIndexOutput);
477
478    CHECK(mDealer[portIndex] == NULL);
479    CHECK(mBuffers[portIndex].isEmpty());
480
481    status_t err;
482    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
483        if (mStoreMetaDataInOutputBuffers) {
484            err = allocateOutputMetaDataBuffers();
485        } else {
486            err = allocateOutputBuffersFromNativeWindow();
487        }
488    } else {
489        OMX_PARAM_PORTDEFINITIONTYPE def;
490        InitOMXParams(&def);
491        def.nPortIndex = portIndex;
492
493        err = mOMX->getParameter(
494                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
495
496        if (err == OK) {
497            ALOGV("[%s] Allocating %u buffers of size %u on %s port",
498                    mComponentName.c_str(),
499                    def.nBufferCountActual, def.nBufferSize,
500                    portIndex == kPortIndexInput ? "input" : "output");
501
502            size_t totalSize = def.nBufferCountActual * def.nBufferSize;
503            mDealer[portIndex] = new MemoryDealer(totalSize, "ACodec");
504
505            for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
506                sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
507                CHECK(mem.get() != NULL);
508
509                BufferInfo info;
510                info.mStatus = BufferInfo::OWNED_BY_US;
511
512                uint32_t requiresAllocateBufferBit =
513                    (portIndex == kPortIndexInput)
514                        ? OMXCodec::kRequiresAllocateBufferOnInputPorts
515                        : OMXCodec::kRequiresAllocateBufferOnOutputPorts;
516
517                if ((portIndex == kPortIndexInput && (mFlags & kFlagIsSecure))
518                        || mUseMetadataOnEncoderOutput) {
519                    mem.clear();
520
521                    void *ptr;
522                    err = mOMX->allocateBuffer(
523                            mNode, portIndex, def.nBufferSize, &info.mBufferID,
524                            &ptr);
525
526                    int32_t bufSize = mUseMetadataOnEncoderOutput ?
527                            (4 + sizeof(buffer_handle_t)) : def.nBufferSize;
528
529                    info.mData = new ABuffer(ptr, bufSize);
530                } else if (mQuirks & requiresAllocateBufferBit) {
531                    err = mOMX->allocateBufferWithBackup(
532                            mNode, portIndex, mem, &info.mBufferID);
533                } else {
534                    err = mOMX->useBuffer(mNode, portIndex, mem, &info.mBufferID);
535                }
536
537                if (mem != NULL) {
538                    info.mData = new ABuffer(mem->pointer(), def.nBufferSize);
539                }
540
541                mBuffers[portIndex].push(info);
542            }
543        }
544    }
545
546    if (err != OK) {
547        return err;
548    }
549
550    sp<AMessage> notify = mNotify->dup();
551    notify->setInt32("what", CodecBase::kWhatBuffersAllocated);
552
553    notify->setInt32("portIndex", portIndex);
554
555    sp<PortDescription> desc = new PortDescription;
556
557    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
558        const BufferInfo &info = mBuffers[portIndex][i];
559
560        desc->addBuffer(info.mBufferID, info.mData);
561    }
562
563    notify->setObject("portDesc", desc);
564    notify->post();
565
566    return OK;
567}
568
569status_t ACodec::configureOutputBuffersFromNativeWindow(
570        OMX_U32 *bufferCount, OMX_U32 *bufferSize,
571        OMX_U32 *minUndequeuedBuffers) {
572    OMX_PARAM_PORTDEFINITIONTYPE def;
573    InitOMXParams(&def);
574    def.nPortIndex = kPortIndexOutput;
575
576    status_t err = mOMX->getParameter(
577            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
578
579    if (err != OK) {
580        return err;
581    }
582
583    err = native_window_set_buffers_geometry(
584            mNativeWindow.get(),
585            def.format.video.nFrameWidth,
586            def.format.video.nFrameHeight,
587            def.format.video.eColorFormat);
588
589    if (err != 0) {
590        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
591                strerror(-err), -err);
592        return err;
593    }
594
595    if (mRotationDegrees != 0) {
596        uint32_t transform = 0;
597        switch (mRotationDegrees) {
598            case 0: transform = 0; break;
599            case 90: transform = HAL_TRANSFORM_ROT_90; break;
600            case 180: transform = HAL_TRANSFORM_ROT_180; break;
601            case 270: transform = HAL_TRANSFORM_ROT_270; break;
602            default: transform = 0; break;
603        }
604
605        if (transform > 0) {
606            err = native_window_set_buffers_transform(
607                    mNativeWindow.get(), transform);
608            if (err != 0) {
609                ALOGE("native_window_set_buffers_transform failed: %s (%d)",
610                        strerror(-err), -err);
611                return err;
612            }
613        }
614    }
615
616    // Set up the native window.
617    OMX_U32 usage = 0;
618    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
619    if (err != 0) {
620        ALOGW("querying usage flags from OMX IL component failed: %d", err);
621        // XXX: Currently this error is logged, but not fatal.
622        usage = 0;
623    }
624
625    if (mFlags & kFlagIsSecure) {
626        usage |= GRALLOC_USAGE_PROTECTED;
627    }
628
629    // Make sure to check whether either Stagefright or the video decoder
630    // requested protected buffers.
631    if (usage & GRALLOC_USAGE_PROTECTED) {
632        // Verify that the ANativeWindow sends images directly to
633        // SurfaceFlinger.
634        int queuesToNativeWindow = 0;
635        err = mNativeWindow->query(
636                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
637                &queuesToNativeWindow);
638        if (err != 0) {
639            ALOGE("error authenticating native window: %d", err);
640            return err;
641        }
642        if (queuesToNativeWindow != 1) {
643            ALOGE("native window could not be authenticated");
644            return PERMISSION_DENIED;
645        }
646    }
647
648    err = native_window_set_usage(
649            mNativeWindow.get(),
650            usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
651
652    if (err != 0) {
653        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
654        return err;
655    }
656
657    *minUndequeuedBuffers = 0;
658    err = mNativeWindow->query(
659            mNativeWindow.get(), NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
660            (int *)minUndequeuedBuffers);
661
662    if (err != 0) {
663        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
664                strerror(-err), -err);
665        return err;
666    }
667
668    // FIXME: assume that surface is controlled by app (native window
669    // returns the number for the case when surface is not controlled by app)
670    // FIXME2: This means that minUndeqeueudBufs can be 1 larger than reported
671    // For now, try to allocate 1 more buffer, but don't fail if unsuccessful
672
673    // Use conservative allocation while also trying to reduce starvation
674    //
675    // 1. allocate at least nBufferCountMin + minUndequeuedBuffers - that is the
676    //    minimum needed for the consumer to be able to work
677    // 2. try to allocate two (2) additional buffers to reduce starvation from
678    //    the consumer
679    //    plus an extra buffer to account for incorrect minUndequeuedBufs
680    for (OMX_U32 extraBuffers = 2 + 1; /* condition inside loop */; extraBuffers--) {
681        OMX_U32 newBufferCount =
682            def.nBufferCountMin + *minUndequeuedBuffers + extraBuffers;
683        def.nBufferCountActual = newBufferCount;
684        err = mOMX->setParameter(
685                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
686
687        if (err == OK) {
688            *minUndequeuedBuffers += extraBuffers;
689            break;
690        }
691
692        ALOGW("[%s] setting nBufferCountActual to %u failed: %d",
693                mComponentName.c_str(), newBufferCount, err);
694        /* exit condition */
695        if (extraBuffers == 0) {
696            return err;
697        }
698    }
699
700    err = native_window_set_buffer_count(
701            mNativeWindow.get(), def.nBufferCountActual);
702
703    if (err != 0) {
704        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
705                -err);
706        return err;
707    }
708
709    *bufferCount = def.nBufferCountActual;
710    *bufferSize =  def.nBufferSize;
711    return err;
712}
713
714status_t ACodec::allocateOutputBuffersFromNativeWindow() {
715    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
716    status_t err = configureOutputBuffersFromNativeWindow(
717            &bufferCount, &bufferSize, &minUndequeuedBuffers);
718    if (err != 0)
719        return err;
720    mNumUndequeuedBuffers = minUndequeuedBuffers;
721
722    ALOGV("[%s] Allocating %u buffers from a native window of size %u on "
723         "output port",
724         mComponentName.c_str(), bufferCount, bufferSize);
725
726    // Dequeue buffers and send them to OMX
727    for (OMX_U32 i = 0; i < bufferCount; i++) {
728        ANativeWindowBuffer *buf;
729        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
730        if (err != 0) {
731            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
732            break;
733        }
734
735        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
736        BufferInfo info;
737        info.mStatus = BufferInfo::OWNED_BY_US;
738        info.mData = new ABuffer(NULL /* data */, bufferSize /* capacity */);
739        info.mGraphicBuffer = graphicBuffer;
740        mBuffers[kPortIndexOutput].push(info);
741
742        IOMX::buffer_id bufferId;
743        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
744                &bufferId);
745        if (err != 0) {
746            ALOGE("registering GraphicBuffer %u with OMX IL component failed: "
747                 "%d", i, err);
748            break;
749        }
750
751        mBuffers[kPortIndexOutput].editItemAt(i).mBufferID = bufferId;
752
753        ALOGV("[%s] Registered graphic buffer with ID %u (pointer = %p)",
754             mComponentName.c_str(),
755             bufferId, graphicBuffer.get());
756    }
757
758    OMX_U32 cancelStart;
759    OMX_U32 cancelEnd;
760
761    if (err != 0) {
762        // If an error occurred while dequeuing we need to cancel any buffers
763        // that were dequeued.
764        cancelStart = 0;
765        cancelEnd = mBuffers[kPortIndexOutput].size();
766    } else {
767        // Return the required minimum undequeued buffers to the native window.
768        cancelStart = bufferCount - minUndequeuedBuffers;
769        cancelEnd = bufferCount;
770    }
771
772    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
773        BufferInfo *info = &mBuffers[kPortIndexOutput].editItemAt(i);
774        cancelBufferToNativeWindow(info);
775    }
776
777    return err;
778}
779
780status_t ACodec::allocateOutputMetaDataBuffers() {
781    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
782    status_t err = configureOutputBuffersFromNativeWindow(
783            &bufferCount, &bufferSize, &minUndequeuedBuffers);
784    if (err != 0)
785        return err;
786    mNumUndequeuedBuffers = minUndequeuedBuffers;
787
788    ALOGV("[%s] Allocating %u meta buffers on output port",
789         mComponentName.c_str(), bufferCount);
790
791    size_t totalSize = bufferCount * 8;
792    mDealer[kPortIndexOutput] = new MemoryDealer(totalSize, "ACodec");
793
794    // Dequeue buffers and send them to OMX
795    for (OMX_U32 i = 0; i < bufferCount; i++) {
796        BufferInfo info;
797        info.mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
798        info.mGraphicBuffer = NULL;
799        info.mDequeuedAt = mDequeueCounter;
800
801        sp<IMemory> mem = mDealer[kPortIndexOutput]->allocate(
802                sizeof(struct VideoDecoderOutputMetaData));
803        CHECK(mem.get() != NULL);
804        info.mData = new ABuffer(mem->pointer(), mem->size());
805
806        // we use useBuffer for metadata regardless of quirks
807        err = mOMX->useBuffer(
808                mNode, kPortIndexOutput, mem, &info.mBufferID);
809
810        mBuffers[kPortIndexOutput].push(info);
811
812        ALOGV("[%s] allocated meta buffer with ID %u (pointer = %p)",
813             mComponentName.c_str(), info.mBufferID, mem->pointer());
814    }
815
816    mMetaDataBuffersToSubmit = bufferCount - minUndequeuedBuffers;
817    return err;
818}
819
820status_t ACodec::submitOutputMetaDataBuffer() {
821    CHECK(mStoreMetaDataInOutputBuffers);
822    if (mMetaDataBuffersToSubmit == 0)
823        return OK;
824
825    BufferInfo *info = dequeueBufferFromNativeWindow();
826    if (info == NULL)
827        return ERROR_IO;
828
829    ALOGV("[%s] submitting output meta buffer ID %u for graphic buffer %p",
830          mComponentName.c_str(), info->mBufferID, info->mGraphicBuffer.get());
831
832    --mMetaDataBuffersToSubmit;
833    CHECK_EQ(mOMX->fillBuffer(mNode, info->mBufferID),
834             (status_t)OK);
835
836    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
837    return OK;
838}
839
840status_t ACodec::cancelBufferToNativeWindow(BufferInfo *info) {
841    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
842
843    ALOGV("[%s] Calling cancelBuffer on buffer %u",
844         mComponentName.c_str(), info->mBufferID);
845
846    int err = mNativeWindow->cancelBuffer(
847        mNativeWindow.get(), info->mGraphicBuffer.get(), -1);
848
849    CHECK_EQ(err, 0);
850
851    info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
852
853    return OK;
854}
855
856ACodec::BufferInfo *ACodec::dequeueBufferFromNativeWindow() {
857    ANativeWindowBuffer *buf;
858    int fenceFd = -1;
859    CHECK(mNativeWindow.get() != NULL);
860    if (native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf) != 0) {
861        ALOGE("dequeueBuffer failed.");
862        return NULL;
863    }
864
865    BufferInfo *oldest = NULL;
866    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
867        BufferInfo *info =
868            &mBuffers[kPortIndexOutput].editItemAt(i);
869
870        if (info->mGraphicBuffer != NULL &&
871            info->mGraphicBuffer->handle == buf->handle) {
872            CHECK_EQ((int)info->mStatus,
873                     (int)BufferInfo::OWNED_BY_NATIVE_WINDOW);
874
875            info->mStatus = BufferInfo::OWNED_BY_US;
876
877            return info;
878        }
879
880        if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW &&
881            (oldest == NULL ||
882             // avoid potential issues from counter rolling over
883             mDequeueCounter - info->mDequeuedAt >
884                    mDequeueCounter - oldest->mDequeuedAt)) {
885            oldest = info;
886        }
887    }
888
889    if (oldest) {
890        CHECK(mStoreMetaDataInOutputBuffers);
891
892        // discard buffer in LRU info and replace with new buffer
893        oldest->mGraphicBuffer = new GraphicBuffer(buf, false);
894        oldest->mStatus = BufferInfo::OWNED_BY_US;
895
896        mOMX->updateGraphicBufferInMeta(
897                mNode, kPortIndexOutput, oldest->mGraphicBuffer,
898                oldest->mBufferID);
899
900        VideoDecoderOutputMetaData *metaData =
901            reinterpret_cast<VideoDecoderOutputMetaData *>(
902                    oldest->mData->base());
903        CHECK_EQ(metaData->eType, kMetadataBufferTypeGrallocSource);
904
905        ALOGV("replaced oldest buffer #%u with age %u (%p/%p stored in %p)",
906                oldest - &mBuffers[kPortIndexOutput][0],
907                mDequeueCounter - oldest->mDequeuedAt,
908                metaData->pHandle,
909                oldest->mGraphicBuffer->handle, oldest->mData->base());
910
911        return oldest;
912    }
913
914    TRESPASS();
915
916    return NULL;
917}
918
919status_t ACodec::freeBuffersOnPort(OMX_U32 portIndex) {
920    for (size_t i = mBuffers[portIndex].size(); i-- > 0;) {
921        CHECK_EQ((status_t)OK, freeBuffer(portIndex, i));
922    }
923
924    mDealer[portIndex].clear();
925
926    return OK;
927}
928
929status_t ACodec::freeOutputBuffersNotOwnedByComponent() {
930    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
931        BufferInfo *info =
932            &mBuffers[kPortIndexOutput].editItemAt(i);
933
934        // At this time some buffers may still be with the component
935        // or being drained.
936        if (info->mStatus != BufferInfo::OWNED_BY_COMPONENT &&
937            info->mStatus != BufferInfo::OWNED_BY_DOWNSTREAM) {
938            CHECK_EQ((status_t)OK, freeBuffer(kPortIndexOutput, i));
939        }
940    }
941
942    return OK;
943}
944
945status_t ACodec::freeBuffer(OMX_U32 portIndex, size_t i) {
946    BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
947
948    CHECK(info->mStatus == BufferInfo::OWNED_BY_US
949            || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
950
951    if (portIndex == kPortIndexOutput && mNativeWindow != NULL
952            && info->mStatus == BufferInfo::OWNED_BY_US) {
953        CHECK_EQ((status_t)OK, cancelBufferToNativeWindow(info));
954    }
955
956    CHECK_EQ(mOMX->freeBuffer(
957                mNode, portIndex, info->mBufferID),
958             (status_t)OK);
959
960    mBuffers[portIndex].removeAt(i);
961
962    return OK;
963}
964
965ACodec::BufferInfo *ACodec::findBufferByID(
966        uint32_t portIndex, IOMX::buffer_id bufferID,
967        ssize_t *index) {
968    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
969        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
970
971        if (info->mBufferID == bufferID) {
972            if (index != NULL) {
973                *index = i;
974            }
975            return info;
976        }
977    }
978
979    TRESPASS();
980
981    return NULL;
982}
983
984status_t ACodec::setComponentRole(
985        bool isEncoder, const char *mime) {
986    struct MimeToRole {
987        const char *mime;
988        const char *decoderRole;
989        const char *encoderRole;
990    };
991
992    static const MimeToRole kMimeToRole[] = {
993        { MEDIA_MIMETYPE_AUDIO_MPEG,
994            "audio_decoder.mp3", "audio_encoder.mp3" },
995        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
996            "audio_decoder.mp1", "audio_encoder.mp1" },
997        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
998            "audio_decoder.mp2", "audio_encoder.mp2" },
999        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1000            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1001        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1002            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1003        { MEDIA_MIMETYPE_AUDIO_AAC,
1004            "audio_decoder.aac", "audio_encoder.aac" },
1005        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1006            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1007        { MEDIA_MIMETYPE_AUDIO_OPUS,
1008            "audio_decoder.opus", "audio_encoder.opus" },
1009        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1010            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1011        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1012            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1013        { MEDIA_MIMETYPE_VIDEO_AVC,
1014            "video_decoder.avc", "video_encoder.avc" },
1015        { MEDIA_MIMETYPE_VIDEO_HEVC,
1016            "video_decoder.hevc", "video_encoder.hevc" },
1017        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1018            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1019        { MEDIA_MIMETYPE_VIDEO_H263,
1020            "video_decoder.h263", "video_encoder.h263" },
1021        { MEDIA_MIMETYPE_VIDEO_VP8,
1022            "video_decoder.vp8", "video_encoder.vp8" },
1023        { MEDIA_MIMETYPE_VIDEO_VP9,
1024            "video_decoder.vp9", "video_encoder.vp9" },
1025        { MEDIA_MIMETYPE_AUDIO_RAW,
1026            "audio_decoder.raw", "audio_encoder.raw" },
1027        { MEDIA_MIMETYPE_AUDIO_FLAC,
1028            "audio_decoder.flac", "audio_encoder.flac" },
1029        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1030            "audio_decoder.gsm", "audio_encoder.gsm" },
1031        { MEDIA_MIMETYPE_VIDEO_MPEG2,
1032            "video_decoder.mpeg2", "video_encoder.mpeg2" },
1033        { MEDIA_MIMETYPE_AUDIO_AC3,
1034            "audio_decoder.ac3", "audio_encoder.ac3" },
1035    };
1036
1037    static const size_t kNumMimeToRole =
1038        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1039
1040    size_t i;
1041    for (i = 0; i < kNumMimeToRole; ++i) {
1042        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1043            break;
1044        }
1045    }
1046
1047    if (i == kNumMimeToRole) {
1048        return ERROR_UNSUPPORTED;
1049    }
1050
1051    const char *role =
1052        isEncoder ? kMimeToRole[i].encoderRole
1053                  : kMimeToRole[i].decoderRole;
1054
1055    if (role != NULL) {
1056        OMX_PARAM_COMPONENTROLETYPE roleParams;
1057        InitOMXParams(&roleParams);
1058
1059        strncpy((char *)roleParams.cRole,
1060                role, OMX_MAX_STRINGNAME_SIZE - 1);
1061
1062        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1063
1064        status_t err = mOMX->setParameter(
1065                mNode, OMX_IndexParamStandardComponentRole,
1066                &roleParams, sizeof(roleParams));
1067
1068        if (err != OK) {
1069            ALOGW("[%s] Failed to set standard component role '%s'.",
1070                 mComponentName.c_str(), role);
1071
1072            return err;
1073        }
1074    }
1075
1076    return OK;
1077}
1078
1079status_t ACodec::configureCodec(
1080        const char *mime, const sp<AMessage> &msg) {
1081    int32_t encoder;
1082    if (!msg->findInt32("encoder", &encoder)) {
1083        encoder = false;
1084    }
1085
1086    sp<AMessage> inputFormat = new AMessage();
1087    sp<AMessage> outputFormat = new AMessage();
1088
1089    mIsEncoder = encoder;
1090
1091    status_t err = setComponentRole(encoder /* isEncoder */, mime);
1092
1093    if (err != OK) {
1094        return err;
1095    }
1096
1097    int32_t bitRate = 0;
1098    // FLAC encoder doesn't need a bitrate, other encoders do
1099    if (encoder && strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)
1100            && !msg->findInt32("bitrate", &bitRate)) {
1101        return INVALID_OPERATION;
1102    }
1103
1104    int32_t storeMeta;
1105    if (encoder
1106            && msg->findInt32("store-metadata-in-buffers", &storeMeta)
1107            && storeMeta != 0) {
1108        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1109
1110        if (err != OK) {
1111              ALOGE("[%s] storeMetaDataInBuffers (input) failed w/ err %d",
1112                    mComponentName.c_str(), err);
1113
1114              return err;
1115          }
1116      }
1117
1118    int32_t prependSPSPPS = 0;
1119    if (encoder
1120            && msg->findInt32("prepend-sps-pps-to-idr-frames", &prependSPSPPS)
1121            && prependSPSPPS != 0) {
1122        OMX_INDEXTYPE index;
1123        err = mOMX->getExtensionIndex(
1124                mNode,
1125                "OMX.google.android.index.prependSPSPPSToIDRFrames",
1126                &index);
1127
1128        if (err == OK) {
1129            PrependSPSPPSToIDRFramesParams params;
1130            InitOMXParams(&params);
1131            params.bEnable = OMX_TRUE;
1132
1133            err = mOMX->setParameter(
1134                    mNode, index, &params, sizeof(params));
1135        }
1136
1137        if (err != OK) {
1138            ALOGE("Encoder could not be configured to emit SPS/PPS before "
1139                  "IDR frames. (err %d)", err);
1140
1141            return err;
1142        }
1143    }
1144
1145    // Only enable metadata mode on encoder output if encoder can prepend
1146    // sps/pps to idr frames, since in metadata mode the bitstream is in an
1147    // opaque handle, to which we don't have access.
1148    int32_t video = !strncasecmp(mime, "video/", 6);
1149    if (encoder && video) {
1150        OMX_BOOL enable = (OMX_BOOL) (prependSPSPPS
1151            && msg->findInt32("store-metadata-in-buffers-output", &storeMeta)
1152            && storeMeta != 0);
1153
1154        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, enable);
1155
1156        if (err != OK) {
1157            ALOGE("[%s] storeMetaDataInBuffers (output) failed w/ err %d",
1158                mComponentName.c_str(), err);
1159            mUseMetadataOnEncoderOutput = 0;
1160        } else {
1161            mUseMetadataOnEncoderOutput = enable;
1162        }
1163
1164        if (!msg->findInt64(
1165                    "repeat-previous-frame-after",
1166                    &mRepeatFrameDelayUs)) {
1167            mRepeatFrameDelayUs = -1ll;
1168        }
1169
1170        if (!msg->findInt64("max-pts-gap-to-encoder", &mMaxPtsGapUs)) {
1171            mMaxPtsGapUs = -1ll;
1172        }
1173
1174        if (!msg->findInt64("time-lapse", &mTimePerCaptureUs)) {
1175            mTimePerCaptureUs = -1ll;
1176        }
1177
1178        if (!msg->findInt32(
1179                    "create-input-buffers-suspended",
1180                    (int32_t*)&mCreateInputBuffersSuspended)) {
1181            mCreateInputBuffersSuspended = false;
1182        }
1183    }
1184
1185    // Always try to enable dynamic output buffers on native surface
1186    sp<RefBase> obj;
1187    int32_t haveNativeWindow = msg->findObject("native-window", &obj) &&
1188            obj != NULL;
1189    mStoreMetaDataInOutputBuffers = false;
1190    if (video && !encoder) {
1191        inputFormat->setInt32("adaptive-playback", false);
1192    }
1193    if (!encoder && video && haveNativeWindow) {
1194        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, OMX_TRUE);
1195        if (err != OK) {
1196            ALOGE("[%s] storeMetaDataInBuffers failed w/ err %d",
1197                  mComponentName.c_str(), err);
1198
1199            // if adaptive playback has been requested, try JB fallback
1200            // NOTE: THIS FALLBACK MECHANISM WILL BE REMOVED DUE TO ITS
1201            // LARGE MEMORY REQUIREMENT
1202
1203            // we will not do adaptive playback on software accessed
1204            // surfaces as they never had to respond to changes in the
1205            // crop window, and we don't trust that they will be able to.
1206            int usageBits = 0;
1207            bool canDoAdaptivePlayback;
1208
1209            sp<NativeWindowWrapper> windowWrapper(
1210                    static_cast<NativeWindowWrapper *>(obj.get()));
1211            sp<ANativeWindow> nativeWindow = windowWrapper->getNativeWindow();
1212
1213            if (nativeWindow->query(
1214                    nativeWindow.get(),
1215                    NATIVE_WINDOW_CONSUMER_USAGE_BITS,
1216                    &usageBits) != OK) {
1217                canDoAdaptivePlayback = false;
1218            } else {
1219                canDoAdaptivePlayback =
1220                    (usageBits &
1221                            (GRALLOC_USAGE_SW_READ_MASK |
1222                             GRALLOC_USAGE_SW_WRITE_MASK)) == 0;
1223            }
1224
1225            int32_t maxWidth = 0, maxHeight = 0;
1226            if (canDoAdaptivePlayback &&
1227                msg->findInt32("max-width", &maxWidth) &&
1228                msg->findInt32("max-height", &maxHeight)) {
1229                ALOGV("[%s] prepareForAdaptivePlayback(%dx%d)",
1230                      mComponentName.c_str(), maxWidth, maxHeight);
1231
1232                err = mOMX->prepareForAdaptivePlayback(
1233                        mNode, kPortIndexOutput, OMX_TRUE, maxWidth, maxHeight);
1234                ALOGW_IF(err != OK,
1235                        "[%s] prepareForAdaptivePlayback failed w/ err %d",
1236                        mComponentName.c_str(), err);
1237
1238                if (err == OK) {
1239                    inputFormat->setInt32("max-width", maxWidth);
1240                    inputFormat->setInt32("max-height", maxHeight);
1241                    inputFormat->setInt32("adaptive-playback", true);
1242                }
1243            }
1244            // allow failure
1245            err = OK;
1246        } else {
1247            ALOGV("[%s] storeMetaDataInBuffers succeeded", mComponentName.c_str());
1248            mStoreMetaDataInOutputBuffers = true;
1249            inputFormat->setInt32("adaptive-playback", true);
1250        }
1251
1252        int32_t push;
1253        if (msg->findInt32("push-blank-buffers-on-shutdown", &push)
1254                && push != 0) {
1255            mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
1256        }
1257
1258        int32_t rotationDegrees;
1259        if (msg->findInt32("rotation-degrees", &rotationDegrees)) {
1260            mRotationDegrees = rotationDegrees;
1261        } else {
1262            mRotationDegrees = 0;
1263        }
1264    }
1265
1266    if (video) {
1267        if (encoder) {
1268            err = setupVideoEncoder(mime, msg);
1269        } else {
1270            err = setupVideoDecoder(mime, msg);
1271        }
1272    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
1273        int32_t numChannels, sampleRate;
1274        if (!msg->findInt32("channel-count", &numChannels)
1275                || !msg->findInt32("sample-rate", &sampleRate)) {
1276            // Since we did not always check for these, leave them optional
1277            // and have the decoder figure it all out.
1278            err = OK;
1279        } else {
1280            err = setupRawAudioFormat(
1281                    encoder ? kPortIndexInput : kPortIndexOutput,
1282                    sampleRate,
1283                    numChannels);
1284        }
1285    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
1286        int32_t numChannels, sampleRate;
1287        if (!msg->findInt32("channel-count", &numChannels)
1288                || !msg->findInt32("sample-rate", &sampleRate)) {
1289            err = INVALID_OPERATION;
1290        } else {
1291            int32_t isADTS, aacProfile;
1292            int32_t sbrMode;
1293            if (!msg->findInt32("is-adts", &isADTS)) {
1294                isADTS = 0;
1295            }
1296            if (!msg->findInt32("aac-profile", &aacProfile)) {
1297                aacProfile = OMX_AUDIO_AACObjectNull;
1298            }
1299            if (!msg->findInt32("aac-sbr-mode", &sbrMode)) {
1300                sbrMode = -1;
1301            }
1302
1303            err = setupAACCodec(
1304                    encoder, numChannels, sampleRate, bitRate, aacProfile,
1305                    isADTS != 0, sbrMode);
1306        }
1307    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
1308        err = setupAMRCodec(encoder, false /* isWAMR */, bitRate);
1309    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
1310        err = setupAMRCodec(encoder, true /* isWAMR */, bitRate);
1311    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_ALAW)
1312            || !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_MLAW)) {
1313        // These are PCM-like formats with a fixed sample rate but
1314        // a variable number of channels.
1315
1316        int32_t numChannels;
1317        if (!msg->findInt32("channel-count", &numChannels)) {
1318            err = INVALID_OPERATION;
1319        } else {
1320            err = setupG711Codec(encoder, numChannels);
1321        }
1322    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
1323        int32_t numChannels, sampleRate, compressionLevel = -1;
1324        if (encoder &&
1325                (!msg->findInt32("channel-count", &numChannels)
1326                        || !msg->findInt32("sample-rate", &sampleRate))) {
1327            ALOGE("missing channel count or sample rate for FLAC encoder");
1328            err = INVALID_OPERATION;
1329        } else {
1330            if (encoder) {
1331                if (!msg->findInt32(
1332                            "flac-compression-level", &compressionLevel)) {
1333                    compressionLevel = 5;// default FLAC compression level
1334                } else if (compressionLevel < 0) {
1335                    ALOGW("compression level %d outside [0..8] range, "
1336                          "using 0",
1337                          compressionLevel);
1338                    compressionLevel = 0;
1339                } else if (compressionLevel > 8) {
1340                    ALOGW("compression level %d outside [0..8] range, "
1341                          "using 8",
1342                          compressionLevel);
1343                    compressionLevel = 8;
1344                }
1345            }
1346            err = setupFlacCodec(
1347                    encoder, numChannels, sampleRate, compressionLevel);
1348        }
1349    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1350        int32_t numChannels, sampleRate;
1351        if (encoder
1352                || !msg->findInt32("channel-count", &numChannels)
1353                || !msg->findInt32("sample-rate", &sampleRate)) {
1354            err = INVALID_OPERATION;
1355        } else {
1356            err = setupRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1357        }
1358    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3)) {
1359        int32_t numChannels;
1360        int32_t sampleRate;
1361        if (!msg->findInt32("channel-count", &numChannels)
1362                || !msg->findInt32("sample-rate", &sampleRate)) {
1363            err = INVALID_OPERATION;
1364        } else {
1365            err = setupAC3Codec(encoder, numChannels, sampleRate);
1366        }
1367    }
1368
1369    if (err != OK) {
1370        return err;
1371    }
1372
1373    if (!msg->findInt32("encoder-delay", &mEncoderDelay)) {
1374        mEncoderDelay = 0;
1375    }
1376
1377    if (!msg->findInt32("encoder-padding", &mEncoderPadding)) {
1378        mEncoderPadding = 0;
1379    }
1380
1381    if (msg->findInt32("channel-mask", &mChannelMask)) {
1382        mChannelMaskPresent = true;
1383    } else {
1384        mChannelMaskPresent = false;
1385    }
1386
1387    int32_t maxInputSize;
1388    if (msg->findInt32("max-input-size", &maxInputSize)) {
1389        err = setMinBufferSize(kPortIndexInput, (size_t)maxInputSize);
1390    } else if (!strcmp("OMX.Nvidia.aac.decoder", mComponentName.c_str())) {
1391        err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
1392    }
1393
1394    CHECK_EQ(getPortFormat(kPortIndexInput, inputFormat), (status_t)OK);
1395    CHECK_EQ(getPortFormat(kPortIndexOutput, outputFormat), (status_t)OK);
1396    mInputFormat = inputFormat;
1397    mOutputFormat = outputFormat;
1398
1399    return err;
1400}
1401
1402status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
1403    OMX_PARAM_PORTDEFINITIONTYPE def;
1404    InitOMXParams(&def);
1405    def.nPortIndex = portIndex;
1406
1407    status_t err = mOMX->getParameter(
1408            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1409
1410    if (err != OK) {
1411        return err;
1412    }
1413
1414    if (def.nBufferSize >= size) {
1415        return OK;
1416    }
1417
1418    def.nBufferSize = size;
1419
1420    err = mOMX->setParameter(
1421            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1422
1423    if (err != OK) {
1424        return err;
1425    }
1426
1427    err = mOMX->getParameter(
1428            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1429
1430    if (err != OK) {
1431        return err;
1432    }
1433
1434    CHECK(def.nBufferSize >= size);
1435
1436    return OK;
1437}
1438
1439status_t ACodec::selectAudioPortFormat(
1440        OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE desiredFormat) {
1441    OMX_AUDIO_PARAM_PORTFORMATTYPE format;
1442    InitOMXParams(&format);
1443
1444    format.nPortIndex = portIndex;
1445    for (OMX_U32 index = 0;; ++index) {
1446        format.nIndex = index;
1447
1448        status_t err = mOMX->getParameter(
1449                mNode, OMX_IndexParamAudioPortFormat,
1450                &format, sizeof(format));
1451
1452        if (err != OK) {
1453            return err;
1454        }
1455
1456        if (format.eEncoding == desiredFormat) {
1457            break;
1458        }
1459    }
1460
1461    return mOMX->setParameter(
1462            mNode, OMX_IndexParamAudioPortFormat, &format, sizeof(format));
1463}
1464
1465status_t ACodec::setupAACCodec(
1466        bool encoder, int32_t numChannels, int32_t sampleRate,
1467        int32_t bitRate, int32_t aacProfile, bool isADTS, int32_t sbrMode) {
1468    if (encoder && isADTS) {
1469        return -EINVAL;
1470    }
1471
1472    status_t err = setupRawAudioFormat(
1473            encoder ? kPortIndexInput : kPortIndexOutput,
1474            sampleRate,
1475            numChannels);
1476
1477    if (err != OK) {
1478        return err;
1479    }
1480
1481    if (encoder) {
1482        err = selectAudioPortFormat(kPortIndexOutput, OMX_AUDIO_CodingAAC);
1483
1484        if (err != OK) {
1485            return err;
1486        }
1487
1488        OMX_PARAM_PORTDEFINITIONTYPE def;
1489        InitOMXParams(&def);
1490        def.nPortIndex = kPortIndexOutput;
1491
1492        err = mOMX->getParameter(
1493                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1494
1495        if (err != OK) {
1496            return err;
1497        }
1498
1499        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
1500        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
1501
1502        err = mOMX->setParameter(
1503                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1504
1505        if (err != OK) {
1506            return err;
1507        }
1508
1509        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1510        InitOMXParams(&profile);
1511        profile.nPortIndex = kPortIndexOutput;
1512
1513        err = mOMX->getParameter(
1514                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1515
1516        if (err != OK) {
1517            return err;
1518        }
1519
1520        profile.nChannels = numChannels;
1521
1522        profile.eChannelMode =
1523            (numChannels == 1)
1524                ? OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo;
1525
1526        profile.nSampleRate = sampleRate;
1527        profile.nBitRate = bitRate;
1528        profile.nAudioBandWidth = 0;
1529        profile.nFrameLength = 0;
1530        profile.nAACtools = OMX_AUDIO_AACToolAll;
1531        profile.nAACERtools = OMX_AUDIO_AACERNone;
1532        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
1533        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
1534        switch (sbrMode) {
1535        case 0:
1536            // disable sbr
1537            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1538            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1539            break;
1540        case 1:
1541            // enable single-rate sbr
1542            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1543            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1544            break;
1545        case 2:
1546            // enable dual-rate sbr
1547            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1548            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1549            break;
1550        case -1:
1551            // enable both modes -> the codec will decide which mode should be used
1552            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1553            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1554            break;
1555        default:
1556            // unsupported sbr mode
1557            return BAD_VALUE;
1558        }
1559
1560
1561        err = mOMX->setParameter(
1562                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1563
1564        if (err != OK) {
1565            return err;
1566        }
1567
1568        return err;
1569    }
1570
1571    OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1572    InitOMXParams(&profile);
1573    profile.nPortIndex = kPortIndexInput;
1574
1575    err = mOMX->getParameter(
1576            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1577
1578    if (err != OK) {
1579        return err;
1580    }
1581
1582    profile.nChannels = numChannels;
1583    profile.nSampleRate = sampleRate;
1584
1585    profile.eAACStreamFormat =
1586        isADTS
1587            ? OMX_AUDIO_AACStreamFormatMP4ADTS
1588            : OMX_AUDIO_AACStreamFormatMP4FF;
1589
1590    return mOMX->setParameter(
1591            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1592}
1593
1594status_t ACodec::setupAC3Codec(
1595        bool encoder, int32_t numChannels, int32_t sampleRate) {
1596    status_t err = setupRawAudioFormat(
1597            encoder ? kPortIndexInput : kPortIndexOutput, sampleRate, numChannels);
1598
1599    if (err != OK) {
1600        return err;
1601    }
1602
1603    if (encoder) {
1604        ALOGW("AC3 encoding is not supported.");
1605        return INVALID_OPERATION;
1606    }
1607
1608    OMX_AUDIO_PARAM_ANDROID_AC3TYPE def;
1609    InitOMXParams(&def);
1610    def.nPortIndex = kPortIndexInput;
1611
1612    err = mOMX->getParameter(
1613            mNode,
1614            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1615            &def,
1616            sizeof(def));
1617
1618    if (err != OK) {
1619        return err;
1620    }
1621
1622    def.nChannels = numChannels;
1623    def.nSampleRate = sampleRate;
1624
1625    return mOMX->setParameter(
1626            mNode,
1627            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1628            &def,
1629            sizeof(def));
1630}
1631
1632static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(
1633        bool isAMRWB, int32_t bps) {
1634    if (isAMRWB) {
1635        if (bps <= 6600) {
1636            return OMX_AUDIO_AMRBandModeWB0;
1637        } else if (bps <= 8850) {
1638            return OMX_AUDIO_AMRBandModeWB1;
1639        } else if (bps <= 12650) {
1640            return OMX_AUDIO_AMRBandModeWB2;
1641        } else if (bps <= 14250) {
1642            return OMX_AUDIO_AMRBandModeWB3;
1643        } else if (bps <= 15850) {
1644            return OMX_AUDIO_AMRBandModeWB4;
1645        } else if (bps <= 18250) {
1646            return OMX_AUDIO_AMRBandModeWB5;
1647        } else if (bps <= 19850) {
1648            return OMX_AUDIO_AMRBandModeWB6;
1649        } else if (bps <= 23050) {
1650            return OMX_AUDIO_AMRBandModeWB7;
1651        }
1652
1653        // 23850 bps
1654        return OMX_AUDIO_AMRBandModeWB8;
1655    } else {  // AMRNB
1656        if (bps <= 4750) {
1657            return OMX_AUDIO_AMRBandModeNB0;
1658        } else if (bps <= 5150) {
1659            return OMX_AUDIO_AMRBandModeNB1;
1660        } else if (bps <= 5900) {
1661            return OMX_AUDIO_AMRBandModeNB2;
1662        } else if (bps <= 6700) {
1663            return OMX_AUDIO_AMRBandModeNB3;
1664        } else if (bps <= 7400) {
1665            return OMX_AUDIO_AMRBandModeNB4;
1666        } else if (bps <= 7950) {
1667            return OMX_AUDIO_AMRBandModeNB5;
1668        } else if (bps <= 10200) {
1669            return OMX_AUDIO_AMRBandModeNB6;
1670        }
1671
1672        // 12200 bps
1673        return OMX_AUDIO_AMRBandModeNB7;
1674    }
1675}
1676
1677status_t ACodec::setupAMRCodec(bool encoder, bool isWAMR, int32_t bitrate) {
1678    OMX_AUDIO_PARAM_AMRTYPE def;
1679    InitOMXParams(&def);
1680    def.nPortIndex = encoder ? kPortIndexOutput : kPortIndexInput;
1681
1682    status_t err =
1683        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1684
1685    if (err != OK) {
1686        return err;
1687    }
1688
1689    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1690    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitrate);
1691
1692    err = mOMX->setParameter(
1693            mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1694
1695    if (err != OK) {
1696        return err;
1697    }
1698
1699    return setupRawAudioFormat(
1700            encoder ? kPortIndexInput : kPortIndexOutput,
1701            isWAMR ? 16000 : 8000 /* sampleRate */,
1702            1 /* numChannels */);
1703}
1704
1705status_t ACodec::setupG711Codec(bool encoder, int32_t numChannels) {
1706    CHECK(!encoder);  // XXX TODO
1707
1708    return setupRawAudioFormat(
1709            kPortIndexInput, 8000 /* sampleRate */, numChannels);
1710}
1711
1712status_t ACodec::setupFlacCodec(
1713        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
1714
1715    if (encoder) {
1716        OMX_AUDIO_PARAM_FLACTYPE def;
1717        InitOMXParams(&def);
1718        def.nPortIndex = kPortIndexOutput;
1719
1720        // configure compression level
1721        status_t err = mOMX->getParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1722        if (err != OK) {
1723            ALOGE("setupFlacCodec(): Error %d getting OMX_IndexParamAudioFlac parameter", err);
1724            return err;
1725        }
1726        def.nCompressionLevel = compressionLevel;
1727        err = mOMX->setParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1728        if (err != OK) {
1729            ALOGE("setupFlacCodec(): Error %d setting OMX_IndexParamAudioFlac parameter", err);
1730            return err;
1731        }
1732    }
1733
1734    return setupRawAudioFormat(
1735            encoder ? kPortIndexInput : kPortIndexOutput,
1736            sampleRate,
1737            numChannels);
1738}
1739
1740status_t ACodec::setupRawAudioFormat(
1741        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1742    OMX_PARAM_PORTDEFINITIONTYPE def;
1743    InitOMXParams(&def);
1744    def.nPortIndex = portIndex;
1745
1746    status_t err = mOMX->getParameter(
1747            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1748
1749    if (err != OK) {
1750        return err;
1751    }
1752
1753    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
1754
1755    err = mOMX->setParameter(
1756            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1757
1758    if (err != OK) {
1759        return err;
1760    }
1761
1762    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1763    InitOMXParams(&pcmParams);
1764    pcmParams.nPortIndex = portIndex;
1765
1766    err = mOMX->getParameter(
1767            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1768
1769    if (err != OK) {
1770        return err;
1771    }
1772
1773    pcmParams.nChannels = numChannels;
1774    pcmParams.eNumData = OMX_NumericalDataSigned;
1775    pcmParams.bInterleaved = OMX_TRUE;
1776    pcmParams.nBitPerSample = 16;
1777    pcmParams.nSamplingRate = sampleRate;
1778    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1779
1780    if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
1781        return OMX_ErrorNone;
1782    }
1783
1784    return mOMX->setParameter(
1785            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1786}
1787
1788status_t ACodec::setVideoPortFormatType(
1789        OMX_U32 portIndex,
1790        OMX_VIDEO_CODINGTYPE compressionFormat,
1791        OMX_COLOR_FORMATTYPE colorFormat) {
1792    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1793    InitOMXParams(&format);
1794    format.nPortIndex = portIndex;
1795    format.nIndex = 0;
1796    bool found = false;
1797
1798    OMX_U32 index = 0;
1799    for (;;) {
1800        format.nIndex = index;
1801        status_t err = mOMX->getParameter(
1802                mNode, OMX_IndexParamVideoPortFormat,
1803                &format, sizeof(format));
1804
1805        if (err != OK) {
1806            return err;
1807        }
1808
1809        // The following assertion is violated by TI's video decoder.
1810        // CHECK_EQ(format.nIndex, index);
1811
1812        if (!strcmp("OMX.TI.Video.encoder", mComponentName.c_str())) {
1813            if (portIndex == kPortIndexInput
1814                    && colorFormat == format.eColorFormat) {
1815                // eCompressionFormat does not seem right.
1816                found = true;
1817                break;
1818            }
1819            if (portIndex == kPortIndexOutput
1820                    && compressionFormat == format.eCompressionFormat) {
1821                // eColorFormat does not seem right.
1822                found = true;
1823                break;
1824            }
1825        }
1826
1827        if (format.eCompressionFormat == compressionFormat
1828            && format.eColorFormat == colorFormat) {
1829            found = true;
1830            break;
1831        }
1832
1833        ++index;
1834    }
1835
1836    if (!found) {
1837        return UNKNOWN_ERROR;
1838    }
1839
1840    status_t err = mOMX->setParameter(
1841            mNode, OMX_IndexParamVideoPortFormat,
1842            &format, sizeof(format));
1843
1844    return err;
1845}
1846
1847status_t ACodec::setSupportedOutputFormat() {
1848    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1849    InitOMXParams(&format);
1850    format.nPortIndex = kPortIndexOutput;
1851    format.nIndex = 0;
1852
1853    status_t err = mOMX->getParameter(
1854            mNode, OMX_IndexParamVideoPortFormat,
1855            &format, sizeof(format));
1856    CHECK_EQ(err, (status_t)OK);
1857    CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1858
1859    return mOMX->setParameter(
1860            mNode, OMX_IndexParamVideoPortFormat,
1861            &format, sizeof(format));
1862}
1863
1864static const struct VideoCodingMapEntry {
1865    const char *mMime;
1866    OMX_VIDEO_CODINGTYPE mVideoCodingType;
1867} kVideoCodingMapEntry[] = {
1868    { MEDIA_MIMETYPE_VIDEO_AVC, OMX_VIDEO_CodingAVC },
1869    { MEDIA_MIMETYPE_VIDEO_HEVC, OMX_VIDEO_CodingHEVC },
1870    { MEDIA_MIMETYPE_VIDEO_MPEG4, OMX_VIDEO_CodingMPEG4 },
1871    { MEDIA_MIMETYPE_VIDEO_H263, OMX_VIDEO_CodingH263 },
1872    { MEDIA_MIMETYPE_VIDEO_MPEG2, OMX_VIDEO_CodingMPEG2 },
1873    { MEDIA_MIMETYPE_VIDEO_VP8, OMX_VIDEO_CodingVP8 },
1874    { MEDIA_MIMETYPE_VIDEO_VP9, OMX_VIDEO_CodingVP9 },
1875};
1876
1877static status_t GetVideoCodingTypeFromMime(
1878        const char *mime, OMX_VIDEO_CODINGTYPE *codingType) {
1879    for (size_t i = 0;
1880         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
1881         ++i) {
1882        if (!strcasecmp(mime, kVideoCodingMapEntry[i].mMime)) {
1883            *codingType = kVideoCodingMapEntry[i].mVideoCodingType;
1884            return OK;
1885        }
1886    }
1887
1888    *codingType = OMX_VIDEO_CodingUnused;
1889
1890    return ERROR_UNSUPPORTED;
1891}
1892
1893static status_t GetMimeTypeForVideoCoding(
1894        OMX_VIDEO_CODINGTYPE codingType, AString *mime) {
1895    for (size_t i = 0;
1896         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
1897         ++i) {
1898        if (codingType == kVideoCodingMapEntry[i].mVideoCodingType) {
1899            *mime = kVideoCodingMapEntry[i].mMime;
1900            return OK;
1901        }
1902    }
1903
1904    mime->clear();
1905
1906    return ERROR_UNSUPPORTED;
1907}
1908
1909status_t ACodec::setupVideoDecoder(
1910        const char *mime, const sp<AMessage> &msg) {
1911    int32_t width, height;
1912    if (!msg->findInt32("width", &width)
1913            || !msg->findInt32("height", &height)) {
1914        return INVALID_OPERATION;
1915    }
1916
1917    OMX_VIDEO_CODINGTYPE compressionFormat;
1918    status_t err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
1919
1920    if (err != OK) {
1921        return err;
1922    }
1923
1924    err = setVideoPortFormatType(
1925            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1926
1927    if (err != OK) {
1928        return err;
1929    }
1930
1931    int32_t tmp;
1932    if (msg->findInt32("color-format", &tmp)) {
1933        OMX_COLOR_FORMATTYPE colorFormat =
1934            static_cast<OMX_COLOR_FORMATTYPE>(tmp);
1935        err = setVideoPortFormatType(
1936                kPortIndexOutput, OMX_VIDEO_CodingUnused, colorFormat);
1937        if (err != OK) {
1938            ALOGW("[%s] does not support color format %d",
1939                  mComponentName.c_str(), colorFormat);
1940            err = setSupportedOutputFormat();
1941        }
1942    } else {
1943        err = setSupportedOutputFormat();
1944    }
1945
1946    if (err != OK) {
1947        return err;
1948    }
1949
1950    err = setVideoFormatOnPort(
1951            kPortIndexInput, width, height, compressionFormat);
1952
1953    if (err != OK) {
1954        return err;
1955    }
1956
1957    err = setVideoFormatOnPort(
1958            kPortIndexOutput, width, height, OMX_VIDEO_CodingUnused);
1959
1960    if (err != OK) {
1961        return err;
1962    }
1963
1964    return OK;
1965}
1966
1967status_t ACodec::setupVideoEncoder(const char *mime, const sp<AMessage> &msg) {
1968    int32_t tmp;
1969    if (!msg->findInt32("color-format", &tmp)) {
1970        return INVALID_OPERATION;
1971    }
1972
1973    OMX_COLOR_FORMATTYPE colorFormat =
1974        static_cast<OMX_COLOR_FORMATTYPE>(tmp);
1975
1976    status_t err = setVideoPortFormatType(
1977            kPortIndexInput, OMX_VIDEO_CodingUnused, colorFormat);
1978
1979    if (err != OK) {
1980        ALOGE("[%s] does not support color format %d",
1981              mComponentName.c_str(), colorFormat);
1982
1983        return err;
1984    }
1985
1986    /* Input port configuration */
1987
1988    OMX_PARAM_PORTDEFINITIONTYPE def;
1989    InitOMXParams(&def);
1990
1991    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1992
1993    def.nPortIndex = kPortIndexInput;
1994
1995    err = mOMX->getParameter(
1996            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1997
1998    if (err != OK) {
1999        return err;
2000    }
2001
2002    int32_t width, height, bitrate;
2003    if (!msg->findInt32("width", &width)
2004            || !msg->findInt32("height", &height)
2005            || !msg->findInt32("bitrate", &bitrate)) {
2006        return INVALID_OPERATION;
2007    }
2008
2009    video_def->nFrameWidth = width;
2010    video_def->nFrameHeight = height;
2011
2012    int32_t stride;
2013    if (!msg->findInt32("stride", &stride)) {
2014        stride = width;
2015    }
2016
2017    video_def->nStride = stride;
2018
2019    int32_t sliceHeight;
2020    if (!msg->findInt32("slice-height", &sliceHeight)) {
2021        sliceHeight = height;
2022    }
2023
2024    video_def->nSliceHeight = sliceHeight;
2025
2026    def.nBufferSize = (video_def->nStride * video_def->nSliceHeight * 3) / 2;
2027
2028    float frameRate;
2029    if (!msg->findFloat("frame-rate", &frameRate)) {
2030        int32_t tmp;
2031        if (!msg->findInt32("frame-rate", &tmp)) {
2032            return INVALID_OPERATION;
2033        }
2034        frameRate = (float)tmp;
2035        mTimePerFrameUs = (int64_t) (1000000.0f / frameRate);
2036    }
2037
2038    video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
2039    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
2040    video_def->eColorFormat = colorFormat;
2041
2042    err = mOMX->setParameter(
2043            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2044
2045    if (err != OK) {
2046        ALOGE("[%s] failed to set input port definition parameters.",
2047              mComponentName.c_str());
2048
2049        return err;
2050    }
2051
2052    /* Output port configuration */
2053
2054    OMX_VIDEO_CODINGTYPE compressionFormat;
2055    err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2056
2057    if (err != OK) {
2058        return err;
2059    }
2060
2061    err = setVideoPortFormatType(
2062            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
2063
2064    if (err != OK) {
2065        ALOGE("[%s] does not support compression format %d",
2066             mComponentName.c_str(), compressionFormat);
2067
2068        return err;
2069    }
2070
2071    def.nPortIndex = kPortIndexOutput;
2072
2073    err = mOMX->getParameter(
2074            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2075
2076    if (err != OK) {
2077        return err;
2078    }
2079
2080    video_def->nFrameWidth = width;
2081    video_def->nFrameHeight = height;
2082    video_def->xFramerate = 0;
2083    video_def->nBitrate = bitrate;
2084    video_def->eCompressionFormat = compressionFormat;
2085    video_def->eColorFormat = OMX_COLOR_FormatUnused;
2086
2087    err = mOMX->setParameter(
2088            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2089
2090    if (err != OK) {
2091        ALOGE("[%s] failed to set output port definition parameters.",
2092              mComponentName.c_str());
2093
2094        return err;
2095    }
2096
2097    switch (compressionFormat) {
2098        case OMX_VIDEO_CodingMPEG4:
2099            err = setupMPEG4EncoderParameters(msg);
2100            break;
2101
2102        case OMX_VIDEO_CodingH263:
2103            err = setupH263EncoderParameters(msg);
2104            break;
2105
2106        case OMX_VIDEO_CodingAVC:
2107            err = setupAVCEncoderParameters(msg);
2108            break;
2109
2110        case OMX_VIDEO_CodingHEVC:
2111            err = setupHEVCEncoderParameters(msg);
2112            break;
2113
2114        case OMX_VIDEO_CodingVP8:
2115        case OMX_VIDEO_CodingVP9:
2116            err = setupVPXEncoderParameters(msg);
2117            break;
2118
2119        default:
2120            break;
2121    }
2122
2123    ALOGI("setupVideoEncoder succeeded");
2124
2125    return err;
2126}
2127
2128status_t ACodec::setCyclicIntraMacroblockRefresh(const sp<AMessage> &msg, int32_t mode) {
2129    OMX_VIDEO_PARAM_INTRAREFRESHTYPE params;
2130    InitOMXParams(&params);
2131    params.nPortIndex = kPortIndexOutput;
2132
2133    params.eRefreshMode = static_cast<OMX_VIDEO_INTRAREFRESHTYPE>(mode);
2134
2135    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshCyclic ||
2136            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2137        int32_t mbs;
2138        if (!msg->findInt32("intra-refresh-CIR-mbs", &mbs)) {
2139            return INVALID_OPERATION;
2140        }
2141        params.nCirMBs = mbs;
2142    }
2143
2144    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshAdaptive ||
2145            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2146        int32_t mbs;
2147        if (!msg->findInt32("intra-refresh-AIR-mbs", &mbs)) {
2148            return INVALID_OPERATION;
2149        }
2150        params.nAirMBs = mbs;
2151
2152        int32_t ref;
2153        if (!msg->findInt32("intra-refresh-AIR-ref", &ref)) {
2154            return INVALID_OPERATION;
2155        }
2156        params.nAirRef = ref;
2157    }
2158
2159    status_t err = mOMX->setParameter(
2160            mNode, OMX_IndexParamVideoIntraRefresh,
2161            &params, sizeof(params));
2162    return err;
2163}
2164
2165static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
2166    if (iFramesInterval < 0) {
2167        return 0xFFFFFFFF;
2168    } else if (iFramesInterval == 0) {
2169        return 0;
2170    }
2171    OMX_U32 ret = frameRate * iFramesInterval;
2172    CHECK(ret > 1);
2173    return ret;
2174}
2175
2176static OMX_VIDEO_CONTROLRATETYPE getBitrateMode(const sp<AMessage> &msg) {
2177    int32_t tmp;
2178    if (!msg->findInt32("bitrate-mode", &tmp)) {
2179        return OMX_Video_ControlRateVariable;
2180    }
2181
2182    return static_cast<OMX_VIDEO_CONTROLRATETYPE>(tmp);
2183}
2184
2185status_t ACodec::setupMPEG4EncoderParameters(const sp<AMessage> &msg) {
2186    int32_t bitrate, iFrameInterval;
2187    if (!msg->findInt32("bitrate", &bitrate)
2188            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2189        return INVALID_OPERATION;
2190    }
2191
2192    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2193
2194    float frameRate;
2195    if (!msg->findFloat("frame-rate", &frameRate)) {
2196        int32_t tmp;
2197        if (!msg->findInt32("frame-rate", &tmp)) {
2198            return INVALID_OPERATION;
2199        }
2200        frameRate = (float)tmp;
2201    }
2202
2203    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
2204    InitOMXParams(&mpeg4type);
2205    mpeg4type.nPortIndex = kPortIndexOutput;
2206
2207    status_t err = mOMX->getParameter(
2208            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2209
2210    if (err != OK) {
2211        return err;
2212    }
2213
2214    mpeg4type.nSliceHeaderSpacing = 0;
2215    mpeg4type.bSVH = OMX_FALSE;
2216    mpeg4type.bGov = OMX_FALSE;
2217
2218    mpeg4type.nAllowedPictureTypes =
2219        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2220
2221    mpeg4type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2222    if (mpeg4type.nPFrames == 0) {
2223        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2224    }
2225    mpeg4type.nBFrames = 0;
2226    mpeg4type.nIDCVLCThreshold = 0;
2227    mpeg4type.bACPred = OMX_TRUE;
2228    mpeg4type.nMaxPacketSize = 256;
2229    mpeg4type.nTimeIncRes = 1000;
2230    mpeg4type.nHeaderExtension = 0;
2231    mpeg4type.bReversibleVLC = OMX_FALSE;
2232
2233    int32_t profile;
2234    if (msg->findInt32("profile", &profile)) {
2235        int32_t level;
2236        if (!msg->findInt32("level", &level)) {
2237            return INVALID_OPERATION;
2238        }
2239
2240        err = verifySupportForProfileAndLevel(profile, level);
2241
2242        if (err != OK) {
2243            return err;
2244        }
2245
2246        mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profile);
2247        mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(level);
2248    }
2249
2250    err = mOMX->setParameter(
2251            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2252
2253    if (err != OK) {
2254        return err;
2255    }
2256
2257    err = configureBitrate(bitrate, bitrateMode);
2258
2259    if (err != OK) {
2260        return err;
2261    }
2262
2263    return setupErrorCorrectionParameters();
2264}
2265
2266status_t ACodec::setupH263EncoderParameters(const sp<AMessage> &msg) {
2267    int32_t bitrate, iFrameInterval;
2268    if (!msg->findInt32("bitrate", &bitrate)
2269            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2270        return INVALID_OPERATION;
2271    }
2272
2273    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2274
2275    float frameRate;
2276    if (!msg->findFloat("frame-rate", &frameRate)) {
2277        int32_t tmp;
2278        if (!msg->findInt32("frame-rate", &tmp)) {
2279            return INVALID_OPERATION;
2280        }
2281        frameRate = (float)tmp;
2282    }
2283
2284    OMX_VIDEO_PARAM_H263TYPE h263type;
2285    InitOMXParams(&h263type);
2286    h263type.nPortIndex = kPortIndexOutput;
2287
2288    status_t err = mOMX->getParameter(
2289            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2290
2291    if (err != OK) {
2292        return err;
2293    }
2294
2295    h263type.nAllowedPictureTypes =
2296        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2297
2298    h263type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2299    if (h263type.nPFrames == 0) {
2300        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2301    }
2302    h263type.nBFrames = 0;
2303
2304    int32_t profile;
2305    if (msg->findInt32("profile", &profile)) {
2306        int32_t level;
2307        if (!msg->findInt32("level", &level)) {
2308            return INVALID_OPERATION;
2309        }
2310
2311        err = verifySupportForProfileAndLevel(profile, level);
2312
2313        if (err != OK) {
2314            return err;
2315        }
2316
2317        h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profile);
2318        h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(level);
2319    }
2320
2321    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
2322    h263type.bForceRoundingTypeToZero = OMX_FALSE;
2323    h263type.nPictureHeaderRepetition = 0;
2324    h263type.nGOBHeaderInterval = 0;
2325
2326    err = mOMX->setParameter(
2327            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2328
2329    if (err != OK) {
2330        return err;
2331    }
2332
2333    err = configureBitrate(bitrate, bitrateMode);
2334
2335    if (err != OK) {
2336        return err;
2337    }
2338
2339    return setupErrorCorrectionParameters();
2340}
2341
2342status_t ACodec::setupAVCEncoderParameters(const sp<AMessage> &msg) {
2343    int32_t bitrate, iFrameInterval;
2344    if (!msg->findInt32("bitrate", &bitrate)
2345            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2346        return INVALID_OPERATION;
2347    }
2348
2349    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2350
2351    float frameRate;
2352    if (!msg->findFloat("frame-rate", &frameRate)) {
2353        int32_t tmp;
2354        if (!msg->findInt32("frame-rate", &tmp)) {
2355            return INVALID_OPERATION;
2356        }
2357        frameRate = (float)tmp;
2358    }
2359
2360    status_t err = OK;
2361    int32_t intraRefreshMode = 0;
2362    if (msg->findInt32("intra-refresh-mode", &intraRefreshMode)) {
2363        err = setCyclicIntraMacroblockRefresh(msg, intraRefreshMode);
2364        if (err != OK) {
2365            ALOGE("Setting intra macroblock refresh mode (%d) failed: 0x%x",
2366                    err, intraRefreshMode);
2367            return err;
2368        }
2369    }
2370
2371    OMX_VIDEO_PARAM_AVCTYPE h264type;
2372    InitOMXParams(&h264type);
2373    h264type.nPortIndex = kPortIndexOutput;
2374
2375    err = mOMX->getParameter(
2376            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2377
2378    if (err != OK) {
2379        return err;
2380    }
2381
2382    h264type.nAllowedPictureTypes =
2383        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2384
2385    int32_t profile;
2386    if (msg->findInt32("profile", &profile)) {
2387        int32_t level;
2388        if (!msg->findInt32("level", &level)) {
2389            return INVALID_OPERATION;
2390        }
2391
2392        err = verifySupportForProfileAndLevel(profile, level);
2393
2394        if (err != OK) {
2395            return err;
2396        }
2397
2398        h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profile);
2399        h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(level);
2400    }
2401
2402    // XXX
2403    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
2404        ALOGW("Use baseline profile instead of %d for AVC recording",
2405            h264type.eProfile);
2406        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
2407    }
2408
2409    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
2410        h264type.nSliceHeaderSpacing = 0;
2411        h264type.bUseHadamard = OMX_TRUE;
2412        h264type.nRefFrames = 1;
2413        h264type.nBFrames = 0;
2414        h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2415        if (h264type.nPFrames == 0) {
2416            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2417        }
2418        h264type.nRefIdx10ActiveMinus1 = 0;
2419        h264type.nRefIdx11ActiveMinus1 = 0;
2420        h264type.bEntropyCodingCABAC = OMX_FALSE;
2421        h264type.bWeightedPPrediction = OMX_FALSE;
2422        h264type.bconstIpred = OMX_FALSE;
2423        h264type.bDirect8x8Inference = OMX_FALSE;
2424        h264type.bDirectSpatialTemporal = OMX_FALSE;
2425        h264type.nCabacInitIdc = 0;
2426    }
2427
2428    if (h264type.nBFrames != 0) {
2429        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
2430    }
2431
2432    h264type.bEnableUEP = OMX_FALSE;
2433    h264type.bEnableFMO = OMX_FALSE;
2434    h264type.bEnableASO = OMX_FALSE;
2435    h264type.bEnableRS = OMX_FALSE;
2436    h264type.bFrameMBsOnly = OMX_TRUE;
2437    h264type.bMBAFF = OMX_FALSE;
2438    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
2439
2440    err = mOMX->setParameter(
2441            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2442
2443    if (err != OK) {
2444        return err;
2445    }
2446
2447    return configureBitrate(bitrate, bitrateMode);
2448}
2449
2450status_t ACodec::setupHEVCEncoderParameters(const sp<AMessage> &msg) {
2451    int32_t bitrate, iFrameInterval;
2452    if (!msg->findInt32("bitrate", &bitrate)
2453            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2454        return INVALID_OPERATION;
2455    }
2456
2457    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2458
2459    float frameRate;
2460    if (!msg->findFloat("frame-rate", &frameRate)) {
2461        int32_t tmp;
2462        if (!msg->findInt32("frame-rate", &tmp)) {
2463            return INVALID_OPERATION;
2464        }
2465        frameRate = (float)tmp;
2466    }
2467
2468    OMX_VIDEO_PARAM_HEVCTYPE hevcType;
2469    InitOMXParams(&hevcType);
2470    hevcType.nPortIndex = kPortIndexOutput;
2471
2472    status_t err = OK;
2473    err = mOMX->getParameter(
2474            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2475    if (err != OK) {
2476        return err;
2477    }
2478
2479    int32_t profile;
2480    if (msg->findInt32("profile", &profile)) {
2481        int32_t level;
2482        if (!msg->findInt32("level", &level)) {
2483            return INVALID_OPERATION;
2484        }
2485
2486        err = verifySupportForProfileAndLevel(profile, level);
2487        if (err != OK) {
2488            return err;
2489        }
2490
2491        hevcType.eProfile = static_cast<OMX_VIDEO_HEVCPROFILETYPE>(profile);
2492        hevcType.eLevel = static_cast<OMX_VIDEO_HEVCLEVELTYPE>(level);
2493    }
2494
2495    // TODO: Need OMX structure definition for setting iFrameInterval
2496
2497    err = mOMX->setParameter(
2498            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2499    if (err != OK) {
2500        return err;
2501    }
2502
2503    return configureBitrate(bitrate, bitrateMode);
2504}
2505
2506status_t ACodec::setupVPXEncoderParameters(const sp<AMessage> &msg) {
2507    int32_t bitrate;
2508    int32_t iFrameInterval = 0;
2509    size_t tsLayers = 0;
2510    OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE pattern =
2511        OMX_VIDEO_VPXTemporalLayerPatternNone;
2512    static const uint32_t kVp8LayerRateAlloction
2513        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS]
2514        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS] = {
2515        {100, 100, 100},  // 1 layer
2516        { 60, 100, 100},  // 2 layers {60%, 40%}
2517        { 40,  60, 100},  // 3 layers {40%, 20%, 40%}
2518    };
2519    if (!msg->findInt32("bitrate", &bitrate)) {
2520        return INVALID_OPERATION;
2521    }
2522    msg->findInt32("i-frame-interval", &iFrameInterval);
2523
2524    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2525
2526    float frameRate;
2527    if (!msg->findFloat("frame-rate", &frameRate)) {
2528        int32_t tmp;
2529        if (!msg->findInt32("frame-rate", &tmp)) {
2530            return INVALID_OPERATION;
2531        }
2532        frameRate = (float)tmp;
2533    }
2534
2535    AString tsSchema;
2536    if (msg->findString("ts-schema", &tsSchema)) {
2537        if (tsSchema == "webrtc.vp8.1-layer") {
2538            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2539            tsLayers = 1;
2540        } else if (tsSchema == "webrtc.vp8.2-layer") {
2541            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2542            tsLayers = 2;
2543        } else if (tsSchema == "webrtc.vp8.3-layer") {
2544            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2545            tsLayers = 3;
2546        } else {
2547            ALOGW("Unsupported ts-schema [%s]", tsSchema.c_str());
2548        }
2549    }
2550
2551    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2552    InitOMXParams(&vp8type);
2553    vp8type.nPortIndex = kPortIndexOutput;
2554    status_t err = mOMX->getParameter(
2555            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2556            &vp8type, sizeof(vp8type));
2557
2558    if (err == OK) {
2559        if (iFrameInterval > 0) {
2560            vp8type.nKeyFrameInterval = setPFramesSpacing(iFrameInterval, frameRate);
2561        }
2562        vp8type.eTemporalPattern = pattern;
2563        vp8type.nTemporalLayerCount = tsLayers;
2564        if (tsLayers > 0) {
2565            for (size_t i = 0; i < OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS; i++) {
2566                vp8type.nTemporalLayerBitrateRatio[i] =
2567                    kVp8LayerRateAlloction[tsLayers - 1][i];
2568            }
2569        }
2570        if (bitrateMode == OMX_Video_ControlRateConstant) {
2571            vp8type.nMinQuantizer = 2;
2572            vp8type.nMaxQuantizer = 63;
2573        }
2574
2575        err = mOMX->setParameter(
2576                mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2577                &vp8type, sizeof(vp8type));
2578        if (err != OK) {
2579            ALOGW("Extended VP8 parameters set failed: %d", err);
2580        }
2581    }
2582
2583    return configureBitrate(bitrate, bitrateMode);
2584}
2585
2586status_t ACodec::verifySupportForProfileAndLevel(
2587        int32_t profile, int32_t level) {
2588    OMX_VIDEO_PARAM_PROFILELEVELTYPE params;
2589    InitOMXParams(&params);
2590    params.nPortIndex = kPortIndexOutput;
2591
2592    for (params.nProfileIndex = 0;; ++params.nProfileIndex) {
2593        status_t err = mOMX->getParameter(
2594                mNode,
2595                OMX_IndexParamVideoProfileLevelQuerySupported,
2596                &params,
2597                sizeof(params));
2598
2599        if (err != OK) {
2600            return err;
2601        }
2602
2603        int32_t supportedProfile = static_cast<int32_t>(params.eProfile);
2604        int32_t supportedLevel = static_cast<int32_t>(params.eLevel);
2605
2606        if (profile == supportedProfile && level <= supportedLevel) {
2607            return OK;
2608        }
2609    }
2610}
2611
2612status_t ACodec::configureBitrate(
2613        int32_t bitrate, OMX_VIDEO_CONTROLRATETYPE bitrateMode) {
2614    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
2615    InitOMXParams(&bitrateType);
2616    bitrateType.nPortIndex = kPortIndexOutput;
2617
2618    status_t err = mOMX->getParameter(
2619            mNode, OMX_IndexParamVideoBitrate,
2620            &bitrateType, sizeof(bitrateType));
2621
2622    if (err != OK) {
2623        return err;
2624    }
2625
2626    bitrateType.eControlRate = bitrateMode;
2627    bitrateType.nTargetBitrate = bitrate;
2628
2629    return mOMX->setParameter(
2630            mNode, OMX_IndexParamVideoBitrate,
2631            &bitrateType, sizeof(bitrateType));
2632}
2633
2634status_t ACodec::setupErrorCorrectionParameters() {
2635    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
2636    InitOMXParams(&errorCorrectionType);
2637    errorCorrectionType.nPortIndex = kPortIndexOutput;
2638
2639    status_t err = mOMX->getParameter(
2640            mNode, OMX_IndexParamVideoErrorCorrection,
2641            &errorCorrectionType, sizeof(errorCorrectionType));
2642
2643    if (err != OK) {
2644        return OK;  // Optional feature. Ignore this failure
2645    }
2646
2647    errorCorrectionType.bEnableHEC = OMX_FALSE;
2648    errorCorrectionType.bEnableResync = OMX_TRUE;
2649    errorCorrectionType.nResynchMarkerSpacing = 256;
2650    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
2651    errorCorrectionType.bEnableRVLC = OMX_FALSE;
2652
2653    return mOMX->setParameter(
2654            mNode, OMX_IndexParamVideoErrorCorrection,
2655            &errorCorrectionType, sizeof(errorCorrectionType));
2656}
2657
2658status_t ACodec::setVideoFormatOnPort(
2659        OMX_U32 portIndex,
2660        int32_t width, int32_t height, OMX_VIDEO_CODINGTYPE compressionFormat) {
2661    OMX_PARAM_PORTDEFINITIONTYPE def;
2662    InitOMXParams(&def);
2663    def.nPortIndex = portIndex;
2664
2665    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2666
2667    status_t err = mOMX->getParameter(
2668            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2669
2670    CHECK_EQ(err, (status_t)OK);
2671
2672    if (portIndex == kPortIndexInput) {
2673        // XXX Need a (much) better heuristic to compute input buffer sizes.
2674        const size_t X = 64 * 1024;
2675        if (def.nBufferSize < X) {
2676            def.nBufferSize = X;
2677        }
2678    }
2679
2680    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
2681
2682    video_def->nFrameWidth = width;
2683    video_def->nFrameHeight = height;
2684
2685    if (portIndex == kPortIndexInput) {
2686        video_def->eCompressionFormat = compressionFormat;
2687        video_def->eColorFormat = OMX_COLOR_FormatUnused;
2688    }
2689
2690    err = mOMX->setParameter(
2691            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2692
2693    return err;
2694}
2695
2696status_t ACodec::initNativeWindow() {
2697    if (mNativeWindow != NULL) {
2698        return mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
2699    }
2700
2701    mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_FALSE);
2702    return OK;
2703}
2704
2705size_t ACodec::countBuffersOwnedByComponent(OMX_U32 portIndex) const {
2706    size_t n = 0;
2707
2708    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2709        const BufferInfo &info = mBuffers[portIndex].itemAt(i);
2710
2711        if (info.mStatus == BufferInfo::OWNED_BY_COMPONENT) {
2712            ++n;
2713        }
2714    }
2715
2716    return n;
2717}
2718
2719size_t ACodec::countBuffersOwnedByNativeWindow() const {
2720    size_t n = 0;
2721
2722    for (size_t i = 0; i < mBuffers[kPortIndexOutput].size(); ++i) {
2723        const BufferInfo &info = mBuffers[kPortIndexOutput].itemAt(i);
2724
2725        if (info.mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2726            ++n;
2727        }
2728    }
2729
2730    return n;
2731}
2732
2733void ACodec::waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs() {
2734    if (mNativeWindow == NULL) {
2735        return;
2736    }
2737
2738    while (countBuffersOwnedByNativeWindow() > mNumUndequeuedBuffers
2739            && dequeueBufferFromNativeWindow() != NULL) {
2740        // these buffers will be submitted as regular buffers; account for this
2741        if (mStoreMetaDataInOutputBuffers && mMetaDataBuffersToSubmit > 0) {
2742            --mMetaDataBuffersToSubmit;
2743        }
2744    }
2745}
2746
2747bool ACodec::allYourBuffersAreBelongToUs(
2748        OMX_U32 portIndex) {
2749    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2750        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
2751
2752        if (info->mStatus != BufferInfo::OWNED_BY_US
2753                && info->mStatus != BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2754            ALOGV("[%s] Buffer %u on port %u still has status %d",
2755                    mComponentName.c_str(),
2756                    info->mBufferID, portIndex, info->mStatus);
2757            return false;
2758        }
2759    }
2760
2761    return true;
2762}
2763
2764bool ACodec::allYourBuffersAreBelongToUs() {
2765    return allYourBuffersAreBelongToUs(kPortIndexInput)
2766        && allYourBuffersAreBelongToUs(kPortIndexOutput);
2767}
2768
2769void ACodec::deferMessage(const sp<AMessage> &msg) {
2770    bool wasEmptyBefore = mDeferredQueue.empty();
2771    mDeferredQueue.push_back(msg);
2772}
2773
2774void ACodec::processDeferredMessages() {
2775    List<sp<AMessage> > queue = mDeferredQueue;
2776    mDeferredQueue.clear();
2777
2778    List<sp<AMessage> >::iterator it = queue.begin();
2779    while (it != queue.end()) {
2780        onMessageReceived(*it++);
2781    }
2782}
2783
2784// static
2785void ACodec::describeDefaultColorFormat(DescribeColorFormatParams &params) {
2786    MediaImage &image = params.sMediaImage;
2787    memset(&image, 0, sizeof(image));
2788
2789    image.mType = MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
2790    image.mNumPlanes = 0;
2791
2792    const OMX_COLOR_FORMATTYPE fmt = params.eColorFormat;
2793    // we need stride and slice-height to be non-zero
2794    if (params.nStride == 0 || params.nSliceHeight == 0) {
2795        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
2796                fmt, fmt, params.nStride, params.nSliceHeight);
2797        return;
2798    }
2799
2800    image.mWidth = params.nFrameWidth;
2801    image.mHeight = params.nFrameHeight;
2802
2803    // only supporting YUV420
2804    if (fmt != OMX_COLOR_FormatYUV420Planar &&
2805        fmt != OMX_COLOR_FormatYUV420PackedPlanar &&
2806        fmt != OMX_COLOR_FormatYUV420SemiPlanar &&
2807        fmt != OMX_COLOR_FormatYUV420PackedSemiPlanar) {
2808        ALOGW("do not know color format 0x%x = %d", fmt, fmt);
2809        return;
2810    }
2811
2812    // set-up YUV format
2813    image.mType = MediaImage::MEDIA_IMAGE_TYPE_YUV;
2814    image.mNumPlanes = 3;
2815    image.mBitDepth = 8;
2816    image.mPlane[image.Y].mOffset = 0;
2817    image.mPlane[image.Y].mColInc = 1;
2818    image.mPlane[image.Y].mRowInc = params.nStride;
2819    image.mPlane[image.Y].mHorizSubsampling = 1;
2820    image.mPlane[image.Y].mVertSubsampling = 1;
2821
2822    switch (fmt) {
2823        case OMX_COLOR_FormatYUV420Planar: // used for YV12
2824        case OMX_COLOR_FormatYUV420PackedPlanar:
2825            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2826            image.mPlane[image.U].mColInc = 1;
2827            image.mPlane[image.U].mRowInc = params.nStride / 2;
2828            image.mPlane[image.U].mHorizSubsampling = 2;
2829            image.mPlane[image.U].mVertSubsampling = 2;
2830
2831            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset
2832                    + (params.nStride * params.nSliceHeight / 4);
2833            image.mPlane[image.V].mColInc = 1;
2834            image.mPlane[image.V].mRowInc = params.nStride / 2;
2835            image.mPlane[image.V].mHorizSubsampling = 2;
2836            image.mPlane[image.V].mVertSubsampling = 2;
2837            break;
2838
2839        case OMX_COLOR_FormatYUV420SemiPlanar:
2840            // FIXME: NV21 for sw-encoder, NV12 for decoder and hw-encoder
2841        case OMX_COLOR_FormatYUV420PackedSemiPlanar:
2842            // NV12
2843            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2844            image.mPlane[image.U].mColInc = 2;
2845            image.mPlane[image.U].mRowInc = params.nStride;
2846            image.mPlane[image.U].mHorizSubsampling = 2;
2847            image.mPlane[image.U].mVertSubsampling = 2;
2848
2849            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset + 1;
2850            image.mPlane[image.V].mColInc = 2;
2851            image.mPlane[image.V].mRowInc = params.nStride;
2852            image.mPlane[image.V].mHorizSubsampling = 2;
2853            image.mPlane[image.V].mVertSubsampling = 2;
2854            break;
2855
2856        default:
2857            TRESPASS();
2858    }
2859}
2860
2861status_t ACodec::getPortFormat(OMX_U32 portIndex, sp<AMessage> &notify) {
2862    // TODO: catch errors an return them instead of using CHECK
2863    OMX_PARAM_PORTDEFINITIONTYPE def;
2864    InitOMXParams(&def);
2865    def.nPortIndex = portIndex;
2866
2867    CHECK_EQ(mOMX->getParameter(
2868                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
2869             (status_t)OK);
2870
2871    CHECK_EQ((int)def.eDir,
2872            (int)(portIndex == kPortIndexOutput ? OMX_DirOutput : OMX_DirInput));
2873
2874    switch (def.eDomain) {
2875        case OMX_PortDomainVideo:
2876        {
2877            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2878            switch ((int)videoDef->eCompressionFormat) {
2879                case OMX_VIDEO_CodingUnused:
2880                {
2881                    CHECK(mIsEncoder ^ (portIndex == kPortIndexOutput));
2882                    notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
2883
2884                    notify->setInt32("stride", videoDef->nStride);
2885                    notify->setInt32("slice-height", videoDef->nSliceHeight);
2886                    notify->setInt32("color-format", videoDef->eColorFormat);
2887
2888
2889                    DescribeColorFormatParams describeParams;
2890                    InitOMXParams(&describeParams);
2891                    describeParams.eColorFormat = videoDef->eColorFormat;
2892                    describeParams.nFrameWidth = videoDef->nFrameWidth;
2893                    describeParams.nFrameHeight = videoDef->nFrameHeight;
2894                    describeParams.nStride = videoDef->nStride;
2895                    describeParams.nSliceHeight = videoDef->nSliceHeight;
2896
2897                    OMX_INDEXTYPE describeColorFormatIndex;
2898                    if (mOMX->getExtensionIndex(
2899                            mNode, "OMX.google.android.index.describeColorFormat",
2900                            &describeColorFormatIndex) ||
2901                        mOMX->getParameter(
2902                            mNode, describeColorFormatIndex,
2903                            &describeParams, sizeof(describeParams))) {
2904                        describeDefaultColorFormat(describeParams);
2905                    }
2906
2907                    if (describeParams.sMediaImage.mType != MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN) {
2908                        notify->setBuffer(
2909                                "image-data",
2910                                ABuffer::CreateAsCopy(
2911                                        &describeParams.sMediaImage,
2912                                        sizeof(describeParams.sMediaImage)));
2913                    }
2914
2915                    OMX_CONFIG_RECTTYPE rect;
2916                    InitOMXParams(&rect);
2917                    rect.nPortIndex = kPortIndexOutput;
2918
2919                    if (mOMX->getConfig(
2920                                mNode, OMX_IndexConfigCommonOutputCrop,
2921                                &rect, sizeof(rect)) != OK) {
2922                        rect.nLeft = 0;
2923                        rect.nTop = 0;
2924                        rect.nWidth = videoDef->nFrameWidth;
2925                        rect.nHeight = videoDef->nFrameHeight;
2926                    }
2927
2928                    CHECK_GE(rect.nLeft, 0);
2929                    CHECK_GE(rect.nTop, 0);
2930                    CHECK_GE(rect.nWidth, 0u);
2931                    CHECK_GE(rect.nHeight, 0u);
2932                    CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
2933                    CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
2934
2935                    notify->setRect(
2936                            "crop",
2937                            rect.nLeft,
2938                            rect.nTop,
2939                            rect.nLeft + rect.nWidth - 1,
2940                            rect.nTop + rect.nHeight - 1);
2941
2942                    break;
2943                }
2944
2945                case OMX_VIDEO_CodingVP8:
2946                case OMX_VIDEO_CodingVP9:
2947                {
2948                    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2949                    InitOMXParams(&vp8type);
2950                    vp8type.nPortIndex = kPortIndexOutput;
2951                    status_t err = mOMX->getParameter(
2952                            mNode,
2953                            (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2954                            &vp8type,
2955                            sizeof(vp8type));
2956
2957                    if (err == OK) {
2958                        AString tsSchema = "none";
2959                        if (vp8type.eTemporalPattern
2960                                == OMX_VIDEO_VPXTemporalLayerPatternWebRTC) {
2961                            switch (vp8type.nTemporalLayerCount) {
2962                                case 1:
2963                                {
2964                                    tsSchema = "webrtc.vp8.1-layer";
2965                                    break;
2966                                }
2967                                case 2:
2968                                {
2969                                    tsSchema = "webrtc.vp8.2-layer";
2970                                    break;
2971                                }
2972                                case 3:
2973                                {
2974                                    tsSchema = "webrtc.vp8.3-layer";
2975                                    break;
2976                                }
2977                                default:
2978                                {
2979                                    break;
2980                                }
2981                            }
2982                        }
2983                        notify->setString("ts-schema", tsSchema);
2984                    }
2985                    // Fall through to set up mime.
2986                }
2987
2988                default:
2989                {
2990                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
2991                    AString mime;
2992                    if (GetMimeTypeForVideoCoding(
2993                        videoDef->eCompressionFormat, &mime) != OK) {
2994                        notify->setString("mime", "application/octet-stream");
2995                    } else {
2996                        notify->setString("mime", mime.c_str());
2997                    }
2998                    break;
2999                }
3000            }
3001
3002            notify->setInt32("width", videoDef->nFrameWidth);
3003            notify->setInt32("height", videoDef->nFrameHeight);
3004            break;
3005        }
3006
3007        case OMX_PortDomainAudio:
3008        {
3009            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3010
3011            switch ((int)audioDef->eEncoding) {
3012                case OMX_AUDIO_CodingPCM:
3013                {
3014                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3015                    InitOMXParams(&params);
3016                    params.nPortIndex = portIndex;
3017
3018                    CHECK_EQ(mOMX->getParameter(
3019                                mNode, OMX_IndexParamAudioPcm,
3020                                &params, sizeof(params)),
3021                             (status_t)OK);
3022
3023                    CHECK_GT(params.nChannels, 0);
3024                    CHECK(params.nChannels == 1 || params.bInterleaved);
3025                    CHECK_EQ(params.nBitPerSample, 16u);
3026
3027                    CHECK_EQ((int)params.eNumData,
3028                             (int)OMX_NumericalDataSigned);
3029
3030                    CHECK_EQ((int)params.ePCMMode,
3031                             (int)OMX_AUDIO_PCMModeLinear);
3032
3033                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
3034                    notify->setInt32("channel-count", params.nChannels);
3035                    notify->setInt32("sample-rate", params.nSamplingRate);
3036
3037                    if (mChannelMaskPresent) {
3038                        notify->setInt32("channel-mask", mChannelMask);
3039                    }
3040                    break;
3041                }
3042
3043                case OMX_AUDIO_CodingAAC:
3044                {
3045                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
3046                    InitOMXParams(&params);
3047                    params.nPortIndex = portIndex;
3048
3049                    CHECK_EQ(mOMX->getParameter(
3050                                mNode, OMX_IndexParamAudioAac,
3051                                &params, sizeof(params)),
3052                             (status_t)OK);
3053
3054                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
3055                    notify->setInt32("channel-count", params.nChannels);
3056                    notify->setInt32("sample-rate", params.nSampleRate);
3057                    break;
3058                }
3059
3060                case OMX_AUDIO_CodingAMR:
3061                {
3062                    OMX_AUDIO_PARAM_AMRTYPE params;
3063                    InitOMXParams(&params);
3064                    params.nPortIndex = portIndex;
3065
3066                    CHECK_EQ(mOMX->getParameter(
3067                                mNode, OMX_IndexParamAudioAmr,
3068                                &params, sizeof(params)),
3069                             (status_t)OK);
3070
3071                    notify->setInt32("channel-count", 1);
3072                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
3073                        notify->setString(
3074                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
3075
3076                        notify->setInt32("sample-rate", 16000);
3077                    } else {
3078                        notify->setString(
3079                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
3080
3081                        notify->setInt32("sample-rate", 8000);
3082                    }
3083                    break;
3084                }
3085
3086                case OMX_AUDIO_CodingFLAC:
3087                {
3088                    OMX_AUDIO_PARAM_FLACTYPE params;
3089                    InitOMXParams(&params);
3090                    params.nPortIndex = portIndex;
3091
3092                    CHECK_EQ(mOMX->getParameter(
3093                                mNode, OMX_IndexParamAudioFlac,
3094                                &params, sizeof(params)),
3095                             (status_t)OK);
3096
3097                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
3098                    notify->setInt32("channel-count", params.nChannels);
3099                    notify->setInt32("sample-rate", params.nSampleRate);
3100                    break;
3101                }
3102
3103                case OMX_AUDIO_CodingMP3:
3104                {
3105                    OMX_AUDIO_PARAM_MP3TYPE params;
3106                    InitOMXParams(&params);
3107                    params.nPortIndex = portIndex;
3108
3109                    CHECK_EQ(mOMX->getParameter(
3110                                mNode, OMX_IndexParamAudioMp3,
3111                                &params, sizeof(params)),
3112                             (status_t)OK);
3113
3114                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
3115                    notify->setInt32("channel-count", params.nChannels);
3116                    notify->setInt32("sample-rate", params.nSampleRate);
3117                    break;
3118                }
3119
3120                case OMX_AUDIO_CodingVORBIS:
3121                {
3122                    OMX_AUDIO_PARAM_VORBISTYPE params;
3123                    InitOMXParams(&params);
3124                    params.nPortIndex = portIndex;
3125
3126                    CHECK_EQ(mOMX->getParameter(
3127                                mNode, OMX_IndexParamAudioVorbis,
3128                                &params, sizeof(params)),
3129                             (status_t)OK);
3130
3131                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
3132                    notify->setInt32("channel-count", params.nChannels);
3133                    notify->setInt32("sample-rate", params.nSampleRate);
3134                    break;
3135                }
3136
3137                case OMX_AUDIO_CodingAndroidAC3:
3138                {
3139                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
3140                    InitOMXParams(&params);
3141                    params.nPortIndex = portIndex;
3142
3143                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3144                            mNode,
3145                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3146                            &params,
3147                            sizeof(params)));
3148
3149                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
3150                    notify->setInt32("channel-count", params.nChannels);
3151                    notify->setInt32("sample-rate", params.nSampleRate);
3152                    break;
3153                }
3154
3155                case OMX_AUDIO_CodingAndroidOPUS:
3156                {
3157                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
3158                    InitOMXParams(&params);
3159                    params.nPortIndex = portIndex;
3160
3161                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3162                            mNode,
3163                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
3164                            &params,
3165                            sizeof(params)));
3166
3167                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
3168                    notify->setInt32("channel-count", params.nChannels);
3169                    notify->setInt32("sample-rate", params.nSampleRate);
3170                    break;
3171                }
3172
3173                default:
3174                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
3175                    TRESPASS();
3176            }
3177            break;
3178        }
3179
3180        default:
3181            TRESPASS();
3182    }
3183
3184    return OK;
3185}
3186
3187void ACodec::sendFormatChange(const sp<AMessage> &reply) {
3188    sp<AMessage> notify = mNotify->dup();
3189    notify->setInt32("what", kWhatOutputFormatChanged);
3190
3191    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
3192
3193    AString mime;
3194    CHECK(notify->findString("mime", &mime));
3195
3196    int32_t left, top, right, bottom;
3197    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
3198        mNativeWindow != NULL &&
3199        notify->findRect("crop", &left, &top, &right, &bottom)) {
3200        // notify renderer of the crop change
3201        // NOTE: native window uses extended right-bottom coordinate
3202        reply->setRect("crop", left, top, right + 1, bottom + 1);
3203    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
3204               (mEncoderDelay || mEncoderPadding)) {
3205        int32_t channelCount;
3206        CHECK(notify->findInt32("channel-count", &channelCount));
3207        size_t frameSize = channelCount * sizeof(int16_t);
3208        if (mSkipCutBuffer != NULL) {
3209            size_t prevbufsize = mSkipCutBuffer->size();
3210            if (prevbufsize != 0) {
3211                ALOGW("Replacing SkipCutBuffer holding %d "
3212                      "bytes",
3213                      prevbufsize);
3214            }
3215        }
3216        mSkipCutBuffer = new SkipCutBuffer(
3217                mEncoderDelay * frameSize,
3218                mEncoderPadding * frameSize);
3219    }
3220
3221    notify->post();
3222
3223    mSentFormat = true;
3224}
3225
3226void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3227    sp<AMessage> notify = mNotify->dup();
3228    notify->setInt32("what", CodecBase::kWhatError);
3229    notify->setInt32("omx-error", error);
3230    notify->setInt32("err", internalError);
3231    notify->post();
3232}
3233
3234status_t ACodec::pushBlankBuffersToNativeWindow() {
3235    status_t err = NO_ERROR;
3236    ANativeWindowBuffer* anb = NULL;
3237    int numBufs = 0;
3238    int minUndequeuedBufs = 0;
3239
3240    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3241    // no frames get dropped by SurfaceFlinger assuming that these are video
3242    // frames.
3243    err = native_window_api_disconnect(mNativeWindow.get(),
3244            NATIVE_WINDOW_API_MEDIA);
3245    if (err != NO_ERROR) {
3246        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3247                strerror(-err), -err);
3248        return err;
3249    }
3250
3251    err = native_window_api_connect(mNativeWindow.get(),
3252            NATIVE_WINDOW_API_CPU);
3253    if (err != NO_ERROR) {
3254        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3255                strerror(-err), -err);
3256        return err;
3257    }
3258
3259    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3260            HAL_PIXEL_FORMAT_RGBX_8888);
3261    if (err != NO_ERROR) {
3262        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3263                strerror(-err), -err);
3264        goto error;
3265    }
3266
3267    err = native_window_set_scaling_mode(mNativeWindow.get(),
3268                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3269    if (err != NO_ERROR) {
3270        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3271              strerror(-err), -err);
3272        goto error;
3273    }
3274
3275    err = native_window_set_usage(mNativeWindow.get(),
3276            GRALLOC_USAGE_SW_WRITE_OFTEN);
3277    if (err != NO_ERROR) {
3278        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3279                strerror(-err), -err);
3280        goto error;
3281    }
3282
3283    err = mNativeWindow->query(mNativeWindow.get(),
3284            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3285    if (err != NO_ERROR) {
3286        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3287                "failed: %s (%d)", strerror(-err), -err);
3288        goto error;
3289    }
3290
3291    numBufs = minUndequeuedBufs + 1;
3292    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3293    if (err != NO_ERROR) {
3294        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3295                strerror(-err), -err);
3296        goto error;
3297    }
3298
3299    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3300    // buffer twice.  This should guarantee that the buffer has been displayed
3301    // on the screen and then been replaced, so an previous video frames are
3302    // guaranteed NOT to be currently displayed.
3303    for (int i = 0; i < numBufs + 1; i++) {
3304        int fenceFd = -1;
3305        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3306        if (err != NO_ERROR) {
3307            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3308                    strerror(-err), -err);
3309            goto error;
3310        }
3311
3312        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3313
3314        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3315        uint32_t* img = NULL;
3316        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3317        if (err != NO_ERROR) {
3318            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3319                    strerror(-err), -err);
3320            goto error;
3321        }
3322
3323        *img = 0;
3324
3325        err = buf->unlock();
3326        if (err != NO_ERROR) {
3327            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3328                    strerror(-err), -err);
3329            goto error;
3330        }
3331
3332        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3333                buf->getNativeBuffer(), -1);
3334        if (err != NO_ERROR) {
3335            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3336                    strerror(-err), -err);
3337            goto error;
3338        }
3339
3340        anb = NULL;
3341    }
3342
3343error:
3344
3345    if (err != NO_ERROR) {
3346        // Clean up after an error.
3347        if (anb != NULL) {
3348            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3349        }
3350
3351        native_window_api_disconnect(mNativeWindow.get(),
3352                NATIVE_WINDOW_API_CPU);
3353        native_window_api_connect(mNativeWindow.get(),
3354                NATIVE_WINDOW_API_MEDIA);
3355
3356        return err;
3357    } else {
3358        // Clean up after success.
3359        err = native_window_api_disconnect(mNativeWindow.get(),
3360                NATIVE_WINDOW_API_CPU);
3361        if (err != NO_ERROR) {
3362            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3363                    strerror(-err), -err);
3364            return err;
3365        }
3366
3367        err = native_window_api_connect(mNativeWindow.get(),
3368                NATIVE_WINDOW_API_MEDIA);
3369        if (err != NO_ERROR) {
3370            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3371                    strerror(-err), -err);
3372            return err;
3373        }
3374
3375        return NO_ERROR;
3376    }
3377}
3378
3379////////////////////////////////////////////////////////////////////////////////
3380
3381ACodec::PortDescription::PortDescription() {
3382}
3383
3384status_t ACodec::requestIDRFrame() {
3385    if (!mIsEncoder) {
3386        return ERROR_UNSUPPORTED;
3387    }
3388
3389    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3390    InitOMXParams(&params);
3391
3392    params.nPortIndex = kPortIndexOutput;
3393    params.IntraRefreshVOP = OMX_TRUE;
3394
3395    return mOMX->setConfig(
3396            mNode,
3397            OMX_IndexConfigVideoIntraVOPRefresh,
3398            &params,
3399            sizeof(params));
3400}
3401
3402void ACodec::PortDescription::addBuffer(
3403        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3404    mBufferIDs.push_back(id);
3405    mBuffers.push_back(buffer);
3406}
3407
3408size_t ACodec::PortDescription::countBuffers() {
3409    return mBufferIDs.size();
3410}
3411
3412IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3413    return mBufferIDs.itemAt(index);
3414}
3415
3416sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3417    return mBuffers.itemAt(index);
3418}
3419
3420////////////////////////////////////////////////////////////////////////////////
3421
3422ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3423    : AState(parentState),
3424      mCodec(codec) {
3425}
3426
3427ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3428        OMX_U32 /* portIndex */) {
3429    return KEEP_BUFFERS;
3430}
3431
3432bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3433    switch (msg->what()) {
3434        case kWhatInputBufferFilled:
3435        {
3436            onInputBufferFilled(msg);
3437            break;
3438        }
3439
3440        case kWhatOutputBufferDrained:
3441        {
3442            onOutputBufferDrained(msg);
3443            break;
3444        }
3445
3446        case ACodec::kWhatOMXMessage:
3447        {
3448            return onOMXMessage(msg);
3449        }
3450
3451        case ACodec::kWhatCreateInputSurface:
3452        case ACodec::kWhatSignalEndOfInputStream:
3453        {
3454            ALOGE("Message 0x%x was not handled", msg->what());
3455            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3456            return true;
3457        }
3458
3459        case ACodec::kWhatOMXDied:
3460        {
3461            ALOGE("OMX/mediaserver died, signalling error!");
3462            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3463            break;
3464        }
3465
3466        default:
3467            return false;
3468    }
3469
3470    return true;
3471}
3472
3473bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3474    int32_t type;
3475    CHECK(msg->findInt32("type", &type));
3476
3477    // there is a possibility that this is an outstanding message for a
3478    // codec that we have already destroyed
3479    if (mCodec->mNode == NULL) {
3480        ALOGI("ignoring message as already freed component: %s",
3481                msg->debugString().c_str());
3482        return true;
3483    }
3484
3485    IOMX::node_id nodeID;
3486    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3487    CHECK_EQ(nodeID, mCodec->mNode);
3488
3489    switch (type) {
3490        case omx_message::EVENT:
3491        {
3492            int32_t event, data1, data2;
3493            CHECK(msg->findInt32("event", &event));
3494            CHECK(msg->findInt32("data1", &data1));
3495            CHECK(msg->findInt32("data2", &data2));
3496
3497            if (event == OMX_EventCmdComplete
3498                    && data1 == OMX_CommandFlush
3499                    && data2 == (int32_t)OMX_ALL) {
3500                // Use of this notification is not consistent across
3501                // implementations. We'll drop this notification and rely
3502                // on flush-complete notifications on the individual port
3503                // indices instead.
3504
3505                return true;
3506            }
3507
3508            return onOMXEvent(
3509                    static_cast<OMX_EVENTTYPE>(event),
3510                    static_cast<OMX_U32>(data1),
3511                    static_cast<OMX_U32>(data2));
3512        }
3513
3514        case omx_message::EMPTY_BUFFER_DONE:
3515        {
3516            IOMX::buffer_id bufferID;
3517            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3518
3519            return onOMXEmptyBufferDone(bufferID);
3520        }
3521
3522        case omx_message::FILL_BUFFER_DONE:
3523        {
3524            IOMX::buffer_id bufferID;
3525            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3526
3527            int32_t rangeOffset, rangeLength, flags;
3528            int64_t timeUs;
3529
3530            CHECK(msg->findInt32("range_offset", &rangeOffset));
3531            CHECK(msg->findInt32("range_length", &rangeLength));
3532            CHECK(msg->findInt32("flags", &flags));
3533            CHECK(msg->findInt64("timestamp", &timeUs));
3534
3535            return onOMXFillBufferDone(
3536                    bufferID,
3537                    (size_t)rangeOffset, (size_t)rangeLength,
3538                    (OMX_U32)flags,
3539                    timeUs);
3540        }
3541
3542        default:
3543            TRESPASS();
3544            break;
3545    }
3546}
3547
3548bool ACodec::BaseState::onOMXEvent(
3549        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3550    if (event != OMX_EventError) {
3551        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
3552             mCodec->mComponentName.c_str(), event, data1, data2);
3553
3554        return false;
3555    }
3556
3557    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
3558
3559    mCodec->signalError((OMX_ERRORTYPE)data1);
3560
3561    return true;
3562}
3563
3564bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
3565    ALOGV("[%s] onOMXEmptyBufferDone %p",
3566         mCodec->mComponentName.c_str(), bufferID);
3567
3568    BufferInfo *info =
3569        mCodec->findBufferByID(kPortIndexInput, bufferID);
3570
3571    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3572    info->mStatus = BufferInfo::OWNED_BY_US;
3573
3574    const sp<AMessage> &bufferMeta = info->mData->meta();
3575    void *mediaBuffer;
3576    if (bufferMeta->findPointer("mediaBuffer", &mediaBuffer)
3577            && mediaBuffer != NULL) {
3578        // We're in "store-metadata-in-buffers" mode, the underlying
3579        // OMX component had access to data that's implicitly refcounted
3580        // by this "mediaBuffer" object. Now that the OMX component has
3581        // told us that it's done with the input buffer, we can decrement
3582        // the mediaBuffer's reference count.
3583
3584        ALOGV("releasing mbuf %p", mediaBuffer);
3585
3586        ((MediaBuffer *)mediaBuffer)->release();
3587        mediaBuffer = NULL;
3588
3589        bufferMeta->setPointer("mediaBuffer", NULL);
3590    }
3591
3592    PortMode mode = getPortMode(kPortIndexInput);
3593
3594    switch (mode) {
3595        case KEEP_BUFFERS:
3596            break;
3597
3598        case RESUBMIT_BUFFERS:
3599            postFillThisBuffer(info);
3600            break;
3601
3602        default:
3603        {
3604            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3605            TRESPASS();  // Not currently used
3606            break;
3607        }
3608    }
3609
3610    return true;
3611}
3612
3613void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
3614    if (mCodec->mPortEOS[kPortIndexInput]) {
3615        return;
3616    }
3617
3618    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3619
3620    sp<AMessage> notify = mCodec->mNotify->dup();
3621    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
3622    notify->setInt32("buffer-id", info->mBufferID);
3623
3624    info->mData->meta()->clear();
3625    notify->setBuffer("buffer", info->mData);
3626
3627    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3628    reply->setInt32("buffer-id", info->mBufferID);
3629
3630    notify->setMessage("reply", reply);
3631
3632    notify->post();
3633
3634    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
3635}
3636
3637void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
3638    IOMX::buffer_id bufferID;
3639    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3640    sp<ABuffer> buffer;
3641    int32_t err = OK;
3642    bool eos = false;
3643    PortMode mode = getPortMode(kPortIndexInput);
3644
3645    if (!msg->findBuffer("buffer", &buffer)) {
3646        /* these are unfilled buffers returned by client */
3647        CHECK(msg->findInt32("err", &err));
3648
3649        if (err == OK) {
3650            /* buffers with no errors are returned on MediaCodec.flush */
3651            mode = KEEP_BUFFERS;
3652        } else {
3653            ALOGV("[%s] saw error %d instead of an input buffer",
3654                 mCodec->mComponentName.c_str(), err);
3655            eos = true;
3656        }
3657
3658        buffer.clear();
3659    }
3660
3661    int32_t tmp;
3662    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
3663        eos = true;
3664        err = ERROR_END_OF_STREAM;
3665    }
3666
3667    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
3668    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
3669
3670    info->mStatus = BufferInfo::OWNED_BY_US;
3671
3672    switch (mode) {
3673        case KEEP_BUFFERS:
3674        {
3675            if (eos) {
3676                if (!mCodec->mPortEOS[kPortIndexInput]) {
3677                    mCodec->mPortEOS[kPortIndexInput] = true;
3678                    mCodec->mInputEOSResult = err;
3679                }
3680            }
3681            break;
3682        }
3683
3684        case RESUBMIT_BUFFERS:
3685        {
3686            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
3687                int64_t timeUs;
3688                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
3689
3690                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3691
3692                int32_t isCSD;
3693                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
3694                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
3695                }
3696
3697                if (eos) {
3698                    flags |= OMX_BUFFERFLAG_EOS;
3699                }
3700
3701                if (buffer != info->mData) {
3702                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
3703                         mCodec->mComponentName.c_str(),
3704                         bufferID,
3705                         buffer.get(), info->mData.get());
3706
3707                    CHECK_LE(buffer->size(), info->mData->capacity());
3708                    memcpy(info->mData->data(), buffer->data(), buffer->size());
3709                }
3710
3711                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
3712                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
3713                         mCodec->mComponentName.c_str(), bufferID);
3714                } else if (flags & OMX_BUFFERFLAG_EOS) {
3715                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
3716                         mCodec->mComponentName.c_str(), bufferID);
3717                } else {
3718#if TRACK_BUFFER_TIMING
3719                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
3720                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3721#else
3722                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
3723                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3724#endif
3725                }
3726
3727#if TRACK_BUFFER_TIMING
3728                ACodec::BufferStats stats;
3729                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
3730                stats.mFillBufferDoneTimeUs = -1ll;
3731                mCodec->mBufferStats.add(timeUs, stats);
3732#endif
3733
3734                if (mCodec->mStoreMetaDataInOutputBuffers) {
3735                    // try to submit an output buffer for each input buffer
3736                    PortMode outputMode = getPortMode(kPortIndexOutput);
3737
3738                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
3739                            mCodec->mMetaDataBuffersToSubmit,
3740                            (outputMode == FREE_BUFFERS ? "FREE" :
3741                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
3742                    if (outputMode == RESUBMIT_BUFFERS) {
3743                        CHECK_EQ(mCodec->submitOutputMetaDataBuffer(),
3744                                (status_t)OK);
3745                    }
3746                }
3747
3748                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3749                            mCodec->mNode,
3750                            bufferID,
3751                            0,
3752                            buffer->size(),
3753                            flags,
3754                            timeUs),
3755                         (status_t)OK);
3756
3757                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3758
3759                if (!eos) {
3760                    getMoreInputDataIfPossible();
3761                } else {
3762                    ALOGV("[%s] Signalled EOS on the input port",
3763                         mCodec->mComponentName.c_str());
3764
3765                    mCodec->mPortEOS[kPortIndexInput] = true;
3766                    mCodec->mInputEOSResult = err;
3767                }
3768            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
3769                if (err != ERROR_END_OF_STREAM) {
3770                    ALOGV("[%s] Signalling EOS on the input port "
3771                         "due to error %d",
3772                         mCodec->mComponentName.c_str(), err);
3773                } else {
3774                    ALOGV("[%s] Signalling EOS on the input port",
3775                         mCodec->mComponentName.c_str());
3776                }
3777
3778                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
3779                     mCodec->mComponentName.c_str(), bufferID);
3780
3781                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3782                            mCodec->mNode,
3783                            bufferID,
3784                            0,
3785                            0,
3786                            OMX_BUFFERFLAG_EOS,
3787                            0),
3788                         (status_t)OK);
3789
3790                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3791
3792                mCodec->mPortEOS[kPortIndexInput] = true;
3793                mCodec->mInputEOSResult = err;
3794            }
3795            break;
3796        }
3797
3798        default:
3799            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3800            break;
3801    }
3802}
3803
3804void ACodec::BaseState::getMoreInputDataIfPossible() {
3805    if (mCodec->mPortEOS[kPortIndexInput]) {
3806        return;
3807    }
3808
3809    BufferInfo *eligible = NULL;
3810
3811    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
3812        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
3813
3814#if 0
3815        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
3816            // There's already a "read" pending.
3817            return;
3818        }
3819#endif
3820
3821        if (info->mStatus == BufferInfo::OWNED_BY_US) {
3822            eligible = info;
3823        }
3824    }
3825
3826    if (eligible == NULL) {
3827        return;
3828    }
3829
3830    postFillThisBuffer(eligible);
3831}
3832
3833bool ACodec::BaseState::onOMXFillBufferDone(
3834        IOMX::buffer_id bufferID,
3835        size_t rangeOffset, size_t rangeLength,
3836        OMX_U32 flags,
3837        int64_t timeUs) {
3838    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
3839         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
3840
3841    ssize_t index;
3842
3843#if TRACK_BUFFER_TIMING
3844    index = mCodec->mBufferStats.indexOfKey(timeUs);
3845    if (index >= 0) {
3846        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
3847        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
3848
3849        ALOGI("frame PTS %lld: %lld",
3850                timeUs,
3851                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
3852
3853        mCodec->mBufferStats.removeItemsAt(index);
3854        stats = NULL;
3855    }
3856#endif
3857
3858    BufferInfo *info =
3859        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3860
3861    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3862
3863    info->mDequeuedAt = ++mCodec->mDequeueCounter;
3864    info->mStatus = BufferInfo::OWNED_BY_US;
3865
3866    PortMode mode = getPortMode(kPortIndexOutput);
3867
3868    switch (mode) {
3869        case KEEP_BUFFERS:
3870            break;
3871
3872        case RESUBMIT_BUFFERS:
3873        {
3874            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
3875                ALOGV("[%s] calling fillBuffer %u",
3876                     mCodec->mComponentName.c_str(), info->mBufferID);
3877
3878                CHECK_EQ(mCodec->mOMX->fillBuffer(
3879                            mCodec->mNode, info->mBufferID),
3880                         (status_t)OK);
3881
3882                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3883                break;
3884            }
3885
3886            sp<AMessage> reply =
3887                new AMessage(kWhatOutputBufferDrained, mCodec->id());
3888
3889            if (!mCodec->mSentFormat && rangeLength > 0) {
3890                mCodec->sendFormatChange(reply);
3891            }
3892
3893            if (mCodec->mUseMetadataOnEncoderOutput) {
3894                native_handle_t* handle =
3895                        *(native_handle_t**)(info->mData->data() + 4);
3896                info->mData->meta()->setPointer("handle", handle);
3897                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
3898                info->mData->meta()->setInt32("rangeLength", rangeLength);
3899            } else {
3900                info->mData->setRange(rangeOffset, rangeLength);
3901            }
3902#if 0
3903            if (mCodec->mNativeWindow == NULL) {
3904                if (IsIDR(info->mData)) {
3905                    ALOGI("IDR frame");
3906                }
3907            }
3908#endif
3909
3910            if (mCodec->mSkipCutBuffer != NULL) {
3911                mCodec->mSkipCutBuffer->submit(info->mData);
3912            }
3913            info->mData->meta()->setInt64("timeUs", timeUs);
3914
3915            sp<AMessage> notify = mCodec->mNotify->dup();
3916            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
3917            notify->setInt32("buffer-id", info->mBufferID);
3918            notify->setBuffer("buffer", info->mData);
3919            notify->setInt32("flags", flags);
3920
3921            reply->setInt32("buffer-id", info->mBufferID);
3922
3923            notify->setMessage("reply", reply);
3924
3925            notify->post();
3926
3927            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
3928
3929            if (flags & OMX_BUFFERFLAG_EOS) {
3930                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
3931
3932                sp<AMessage> notify = mCodec->mNotify->dup();
3933                notify->setInt32("what", CodecBase::kWhatEOS);
3934                notify->setInt32("err", mCodec->mInputEOSResult);
3935                notify->post();
3936
3937                mCodec->mPortEOS[kPortIndexOutput] = true;
3938            }
3939            break;
3940        }
3941
3942        default:
3943        {
3944            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3945
3946            CHECK_EQ((status_t)OK,
3947                     mCodec->freeBuffer(kPortIndexOutput, index));
3948            break;
3949        }
3950    }
3951
3952    return true;
3953}
3954
3955void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
3956    IOMX::buffer_id bufferID;
3957    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3958    ssize_t index;
3959    BufferInfo *info =
3960        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3961    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
3962
3963    android_native_rect_t crop;
3964    if (msg->findRect("crop",
3965            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
3966        CHECK_EQ(0, native_window_set_crop(
3967                mCodec->mNativeWindow.get(), &crop));
3968    }
3969
3970    int32_t render;
3971    if (mCodec->mNativeWindow != NULL
3972            && msg->findInt32("render", &render) && render != 0
3973            && info->mData != NULL && info->mData->size() != 0) {
3974        ATRACE_NAME("render");
3975        // The client wants this buffer to be rendered.
3976
3977        int64_t timestampNs = 0;
3978        if (!msg->findInt64("timestampNs", &timestampNs)) {
3979            // TODO: it seems like we should use the timestamp
3980            // in the (media)buffer as it potentially came from
3981            // an input surface, but we did not propagate it prior to
3982            // API 20.  Perhaps check for target SDK version.
3983#if 0
3984            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
3985                ALOGV("using buffer PTS of %" PRId64, timestampNs);
3986                timestampNs *= 1000;
3987            }
3988#endif
3989        }
3990
3991        status_t err;
3992        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
3993        if (err != OK) {
3994            ALOGW("failed to set buffer timestamp: %d", err);
3995        }
3996
3997        if ((err = mCodec->mNativeWindow->queueBuffer(
3998                    mCodec->mNativeWindow.get(),
3999                    info->mGraphicBuffer.get(), -1)) == OK) {
4000            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
4001        } else {
4002            mCodec->signalError(OMX_ErrorUndefined, err);
4003            info->mStatus = BufferInfo::OWNED_BY_US;
4004        }
4005    } else {
4006        if (mCodec->mNativeWindow != NULL &&
4007            (info->mData == NULL || info->mData->size() != 0)) {
4008            ATRACE_NAME("frame-drop");
4009        }
4010        info->mStatus = BufferInfo::OWNED_BY_US;
4011    }
4012
4013    PortMode mode = getPortMode(kPortIndexOutput);
4014
4015    switch (mode) {
4016        case KEEP_BUFFERS:
4017        {
4018            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
4019
4020            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4021                // We cannot resubmit the buffer we just rendered, dequeue
4022                // the spare instead.
4023
4024                info = mCodec->dequeueBufferFromNativeWindow();
4025            }
4026            break;
4027        }
4028
4029        case RESUBMIT_BUFFERS:
4030        {
4031            if (!mCodec->mPortEOS[kPortIndexOutput]) {
4032                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4033                    // We cannot resubmit the buffer we just rendered, dequeue
4034                    // the spare instead.
4035
4036                    info = mCodec->dequeueBufferFromNativeWindow();
4037                }
4038
4039                if (info != NULL) {
4040                    ALOGV("[%s] calling fillBuffer %u",
4041                         mCodec->mComponentName.c_str(), info->mBufferID);
4042
4043                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4044                             (status_t)OK);
4045
4046                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4047                }
4048            }
4049            break;
4050        }
4051
4052        default:
4053        {
4054            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4055
4056            CHECK_EQ((status_t)OK,
4057                     mCodec->freeBuffer(kPortIndexOutput, index));
4058            break;
4059        }
4060    }
4061}
4062
4063////////////////////////////////////////////////////////////////////////////////
4064
4065ACodec::UninitializedState::UninitializedState(ACodec *codec)
4066    : BaseState(codec) {
4067}
4068
4069void ACodec::UninitializedState::stateEntered() {
4070    ALOGV("Now uninitialized");
4071
4072    if (mDeathNotifier != NULL) {
4073        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
4074        mDeathNotifier.clear();
4075    }
4076
4077    mCodec->mNativeWindow.clear();
4078    mCodec->mNode = NULL;
4079    mCodec->mOMX.clear();
4080    mCodec->mQuirks = 0;
4081    mCodec->mFlags = 0;
4082    mCodec->mUseMetadataOnEncoderOutput = 0;
4083    mCodec->mComponentName.clear();
4084}
4085
4086bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
4087    bool handled = false;
4088
4089    switch (msg->what()) {
4090        case ACodec::kWhatSetup:
4091        {
4092            onSetup(msg);
4093
4094            handled = true;
4095            break;
4096        }
4097
4098        case ACodec::kWhatAllocateComponent:
4099        {
4100            onAllocateComponent(msg);
4101            handled = true;
4102            break;
4103        }
4104
4105        case ACodec::kWhatShutdown:
4106        {
4107            int32_t keepComponentAllocated;
4108            CHECK(msg->findInt32(
4109                        "keepComponentAllocated", &keepComponentAllocated));
4110            ALOGW_IF(keepComponentAllocated,
4111                     "cannot keep component allocated on shutdown in Uninitialized state");
4112
4113            sp<AMessage> notify = mCodec->mNotify->dup();
4114            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4115            notify->post();
4116
4117            handled = true;
4118            break;
4119        }
4120
4121        case ACodec::kWhatFlush:
4122        {
4123            sp<AMessage> notify = mCodec->mNotify->dup();
4124            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4125            notify->post();
4126
4127            handled = true;
4128            break;
4129        }
4130
4131        default:
4132            return BaseState::onMessageReceived(msg);
4133    }
4134
4135    return handled;
4136}
4137
4138void ACodec::UninitializedState::onSetup(
4139        const sp<AMessage> &msg) {
4140    if (onAllocateComponent(msg)
4141            && mCodec->mLoadedState->onConfigureComponent(msg)) {
4142        mCodec->mLoadedState->onStart();
4143    }
4144}
4145
4146bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
4147    ALOGV("onAllocateComponent");
4148
4149    CHECK(mCodec->mNode == NULL);
4150
4151    OMXClient client;
4152    CHECK_EQ(client.connect(), (status_t)OK);
4153
4154    sp<IOMX> omx = client.interface();
4155
4156    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
4157
4158    mDeathNotifier = new DeathNotifier(notify);
4159    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
4160        // This was a local binder, if it dies so do we, we won't care
4161        // about any notifications in the afterlife.
4162        mDeathNotifier.clear();
4163    }
4164
4165    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4166
4167    AString mime;
4168
4169    AString componentName;
4170    uint32_t quirks = 0;
4171    int32_t encoder = false;
4172    if (msg->findString("componentName", &componentName)) {
4173        ssize_t index = matchingCodecs.add();
4174        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
4175        entry->mName = String8(componentName.c_str());
4176
4177        if (!OMXCodec::findCodecQuirks(
4178                    componentName.c_str(), &entry->mQuirks)) {
4179            entry->mQuirks = 0;
4180        }
4181    } else {
4182        CHECK(msg->findString("mime", &mime));
4183
4184        if (!msg->findInt32("encoder", &encoder)) {
4185            encoder = false;
4186        }
4187
4188        OMXCodec::findMatchingCodecs(
4189                mime.c_str(),
4190                encoder, // createEncoder
4191                NULL,  // matchComponentName
4192                0,     // flags
4193                &matchingCodecs);
4194    }
4195
4196    sp<CodecObserver> observer = new CodecObserver;
4197    IOMX::node_id node = NULL;
4198
4199    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
4200            ++matchIndex) {
4201        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
4202        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
4203
4204        pid_t tid = androidGetTid();
4205        int prevPriority = androidGetThreadPriority(tid);
4206        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
4207        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
4208        androidSetThreadPriority(tid, prevPriority);
4209
4210        if (err == OK) {
4211            break;
4212        } else {
4213            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
4214        }
4215
4216        node = NULL;
4217    }
4218
4219    if (node == NULL) {
4220        if (!mime.empty()) {
4221            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4222                    encoder ? "en" : "de", mime.c_str());
4223        } else {
4224            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4225        }
4226
4227        mCodec->signalError(OMX_ErrorComponentNotFound);
4228        return false;
4229    }
4230
4231    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4232    observer->setNotificationMessage(notify);
4233
4234    mCodec->mComponentName = componentName;
4235    mCodec->mFlags = 0;
4236
4237    if (componentName.endsWith(".secure")) {
4238        mCodec->mFlags |= kFlagIsSecure;
4239        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4240    }
4241
4242    mCodec->mQuirks = quirks;
4243    mCodec->mOMX = omx;
4244    mCodec->mNode = node;
4245
4246    {
4247        sp<AMessage> notify = mCodec->mNotify->dup();
4248        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4249        notify->setString("componentName", mCodec->mComponentName.c_str());
4250        notify->post();
4251    }
4252
4253    mCodec->changeState(mCodec->mLoadedState);
4254
4255    return true;
4256}
4257
4258////////////////////////////////////////////////////////////////////////////////
4259
4260ACodec::LoadedState::LoadedState(ACodec *codec)
4261    : BaseState(codec) {
4262}
4263
4264void ACodec::LoadedState::stateEntered() {
4265    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4266
4267    mCodec->mPortEOS[kPortIndexInput] =
4268        mCodec->mPortEOS[kPortIndexOutput] = false;
4269
4270    mCodec->mInputEOSResult = OK;
4271
4272    mCodec->mDequeueCounter = 0;
4273    mCodec->mMetaDataBuffersToSubmit = 0;
4274    mCodec->mRepeatFrameDelayUs = -1ll;
4275    mCodec->mInputFormat.clear();
4276    mCodec->mOutputFormat.clear();
4277
4278    if (mCodec->mShutdownInProgress) {
4279        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4280
4281        mCodec->mShutdownInProgress = false;
4282        mCodec->mKeepComponentAllocated = false;
4283
4284        onShutdown(keepComponentAllocated);
4285    }
4286    mCodec->mExplicitShutdown = false;
4287}
4288
4289void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4290    if (!keepComponentAllocated) {
4291        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4292
4293        mCodec->changeState(mCodec->mUninitializedState);
4294    }
4295
4296    if (mCodec->mExplicitShutdown) {
4297        sp<AMessage> notify = mCodec->mNotify->dup();
4298        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4299        notify->post();
4300        mCodec->mExplicitShutdown = false;
4301    }
4302}
4303
4304bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4305    bool handled = false;
4306
4307    switch (msg->what()) {
4308        case ACodec::kWhatConfigureComponent:
4309        {
4310            onConfigureComponent(msg);
4311            handled = true;
4312            break;
4313        }
4314
4315        case ACodec::kWhatCreateInputSurface:
4316        {
4317            onCreateInputSurface(msg);
4318            handled = true;
4319            break;
4320        }
4321
4322        case ACodec::kWhatStart:
4323        {
4324            onStart();
4325            handled = true;
4326            break;
4327        }
4328
4329        case ACodec::kWhatShutdown:
4330        {
4331            int32_t keepComponentAllocated;
4332            CHECK(msg->findInt32(
4333                        "keepComponentAllocated", &keepComponentAllocated));
4334
4335            mCodec->mExplicitShutdown = true;
4336            onShutdown(keepComponentAllocated);
4337
4338            handled = true;
4339            break;
4340        }
4341
4342        case ACodec::kWhatFlush:
4343        {
4344            sp<AMessage> notify = mCodec->mNotify->dup();
4345            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4346            notify->post();
4347
4348            handled = true;
4349            break;
4350        }
4351
4352        default:
4353            return BaseState::onMessageReceived(msg);
4354    }
4355
4356    return handled;
4357}
4358
4359bool ACodec::LoadedState::onConfigureComponent(
4360        const sp<AMessage> &msg) {
4361    ALOGV("onConfigureComponent");
4362
4363    CHECK(mCodec->mNode != NULL);
4364
4365    AString mime;
4366    CHECK(msg->findString("mime", &mime));
4367
4368    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4369
4370    if (err != OK) {
4371        ALOGE("[%s] configureCodec returning error %d",
4372              mCodec->mComponentName.c_str(), err);
4373
4374        mCodec->signalError(OMX_ErrorUndefined, err);
4375        return false;
4376    }
4377
4378    sp<RefBase> obj;
4379    if (msg->findObject("native-window", &obj)
4380            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4381        sp<NativeWindowWrapper> nativeWindow(
4382                static_cast<NativeWindowWrapper *>(obj.get()));
4383        CHECK(nativeWindow != NULL);
4384        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4385
4386        native_window_set_scaling_mode(
4387                mCodec->mNativeWindow.get(),
4388                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4389    }
4390    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4391
4392    {
4393        sp<AMessage> notify = mCodec->mNotify->dup();
4394        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4395        notify->setMessage("input-format", mCodec->mInputFormat);
4396        notify->setMessage("output-format", mCodec->mOutputFormat);
4397        notify->post();
4398    }
4399
4400    return true;
4401}
4402
4403void ACodec::LoadedState::onCreateInputSurface(
4404        const sp<AMessage> & /* msg */) {
4405    ALOGV("onCreateInputSurface");
4406
4407    sp<AMessage> notify = mCodec->mNotify->dup();
4408    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4409
4410    sp<IGraphicBufferProducer> bufferProducer;
4411    status_t err;
4412
4413    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4414            &bufferProducer);
4415
4416    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4417        err = mCodec->mOMX->setInternalOption(
4418                mCodec->mNode,
4419                kPortIndexInput,
4420                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4421                &mCodec->mRepeatFrameDelayUs,
4422                sizeof(mCodec->mRepeatFrameDelayUs));
4423
4424        if (err != OK) {
4425            ALOGE("[%s] Unable to configure option to repeat previous "
4426                  "frames (err %d)",
4427                  mCodec->mComponentName.c_str(),
4428                  err);
4429        }
4430    }
4431
4432    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4433        err = mCodec->mOMX->setInternalOption(
4434                mCodec->mNode,
4435                kPortIndexInput,
4436                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4437                &mCodec->mMaxPtsGapUs,
4438                sizeof(mCodec->mMaxPtsGapUs));
4439
4440        if (err != OK) {
4441            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4442                    mCodec->mComponentName.c_str(),
4443                    err);
4444        }
4445    }
4446
4447    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4448            && mCodec->mTimePerFrameUs > 0ll) {
4449        int64_t timeLapse[2];
4450        timeLapse[0] = mCodec->mTimePerFrameUs;
4451        timeLapse[1] = mCodec->mTimePerCaptureUs;
4452        err = mCodec->mOMX->setInternalOption(
4453                mCodec->mNode,
4454                kPortIndexInput,
4455                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4456                &timeLapse[0],
4457                sizeof(timeLapse));
4458
4459        if (err != OK) {
4460            ALOGE("[%s] Unable to configure time lapse (err %d)",
4461                    mCodec->mComponentName.c_str(),
4462                    err);
4463        }
4464    }
4465
4466    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4467        bool suspend = true;
4468        err = mCodec->mOMX->setInternalOption(
4469                mCodec->mNode,
4470                kPortIndexInput,
4471                IOMX::INTERNAL_OPTION_SUSPEND,
4472                &suspend,
4473                sizeof(suspend));
4474
4475        if (err != OK) {
4476            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4477                  mCodec->mComponentName.c_str(),
4478                  err);
4479        }
4480    }
4481
4482    if (err == OK) {
4483        notify->setObject("input-surface",
4484                new BufferProducerWrapper(bufferProducer));
4485    } else {
4486        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4487        // the error through because it's in the "configured" state.  We
4488        // send a kWhatInputSurfaceCreated with an error value instead.
4489        ALOGE("[%s] onCreateInputSurface returning error %d",
4490                mCodec->mComponentName.c_str(), err);
4491        notify->setInt32("err", err);
4492    }
4493    notify->post();
4494}
4495
4496void ACodec::LoadedState::onStart() {
4497    ALOGV("onStart");
4498
4499    CHECK_EQ(mCodec->mOMX->sendCommand(
4500                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4501             (status_t)OK);
4502
4503    mCodec->changeState(mCodec->mLoadedToIdleState);
4504}
4505
4506////////////////////////////////////////////////////////////////////////////////
4507
4508ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
4509    : BaseState(codec) {
4510}
4511
4512void ACodec::LoadedToIdleState::stateEntered() {
4513    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
4514
4515    status_t err;
4516    if ((err = allocateBuffers()) != OK) {
4517        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
4518             "(error 0x%08x)",
4519             err);
4520
4521        mCodec->signalError(OMX_ErrorUndefined, err);
4522
4523        mCodec->changeState(mCodec->mLoadedState);
4524    }
4525}
4526
4527status_t ACodec::LoadedToIdleState::allocateBuffers() {
4528    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
4529
4530    if (err != OK) {
4531        return err;
4532    }
4533
4534    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
4535}
4536
4537bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4538    switch (msg->what()) {
4539        case kWhatSetParameters:
4540        case kWhatShutdown:
4541        {
4542            mCodec->deferMessage(msg);
4543            return true;
4544        }
4545
4546        case kWhatSignalEndOfInputStream:
4547        {
4548            mCodec->onSignalEndOfInputStream();
4549            return true;
4550        }
4551
4552        case kWhatResume:
4553        {
4554            // We'll be active soon enough.
4555            return true;
4556        }
4557
4558        case kWhatFlush:
4559        {
4560            // We haven't even started yet, so we're flushed alright...
4561            sp<AMessage> notify = mCodec->mNotify->dup();
4562            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4563            notify->post();
4564            return true;
4565        }
4566
4567        default:
4568            return BaseState::onMessageReceived(msg);
4569    }
4570}
4571
4572bool ACodec::LoadedToIdleState::onOMXEvent(
4573        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4574    switch (event) {
4575        case OMX_EventCmdComplete:
4576        {
4577            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4578            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4579
4580            CHECK_EQ(mCodec->mOMX->sendCommand(
4581                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
4582                     (status_t)OK);
4583
4584            mCodec->changeState(mCodec->mIdleToExecutingState);
4585
4586            return true;
4587        }
4588
4589        default:
4590            return BaseState::onOMXEvent(event, data1, data2);
4591    }
4592}
4593
4594////////////////////////////////////////////////////////////////////////////////
4595
4596ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
4597    : BaseState(codec) {
4598}
4599
4600void ACodec::IdleToExecutingState::stateEntered() {
4601    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
4602}
4603
4604bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4605    switch (msg->what()) {
4606        case kWhatSetParameters:
4607        case kWhatShutdown:
4608        {
4609            mCodec->deferMessage(msg);
4610            return true;
4611        }
4612
4613        case kWhatResume:
4614        {
4615            // We'll be active soon enough.
4616            return true;
4617        }
4618
4619        case kWhatFlush:
4620        {
4621            // We haven't even started yet, so we're flushed alright...
4622            sp<AMessage> notify = mCodec->mNotify->dup();
4623            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4624            notify->post();
4625
4626            return true;
4627        }
4628
4629        case kWhatSignalEndOfInputStream:
4630        {
4631            mCodec->onSignalEndOfInputStream();
4632            return true;
4633        }
4634
4635        default:
4636            return BaseState::onMessageReceived(msg);
4637    }
4638}
4639
4640bool ACodec::IdleToExecutingState::onOMXEvent(
4641        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4642    switch (event) {
4643        case OMX_EventCmdComplete:
4644        {
4645            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4646            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
4647
4648            mCodec->mExecutingState->resume();
4649            mCodec->changeState(mCodec->mExecutingState);
4650
4651            return true;
4652        }
4653
4654        default:
4655            return BaseState::onOMXEvent(event, data1, data2);
4656    }
4657}
4658
4659////////////////////////////////////////////////////////////////////////////////
4660
4661ACodec::ExecutingState::ExecutingState(ACodec *codec)
4662    : BaseState(codec),
4663      mActive(false) {
4664}
4665
4666ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
4667        OMX_U32 /* portIndex */) {
4668    return RESUBMIT_BUFFERS;
4669}
4670
4671void ACodec::ExecutingState::submitOutputMetaBuffers() {
4672    // submit as many buffers as there are input buffers with the codec
4673    // in case we are in port reconfiguring
4674    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4675        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4676
4677        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
4678            if (mCodec->submitOutputMetaDataBuffer() != OK)
4679                break;
4680        }
4681    }
4682
4683    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4684    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4685}
4686
4687void ACodec::ExecutingState::submitRegularOutputBuffers() {
4688    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
4689        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
4690
4691        if (mCodec->mNativeWindow != NULL) {
4692            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
4693                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
4694
4695            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4696                continue;
4697            }
4698        } else {
4699            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
4700        }
4701
4702        ALOGV("[%s] calling fillBuffer %p",
4703             mCodec->mComponentName.c_str(), info->mBufferID);
4704
4705        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4706                 (status_t)OK);
4707
4708        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4709    }
4710}
4711
4712void ACodec::ExecutingState::submitOutputBuffers() {
4713    submitRegularOutputBuffers();
4714    if (mCodec->mStoreMetaDataInOutputBuffers) {
4715        submitOutputMetaBuffers();
4716    }
4717}
4718
4719void ACodec::ExecutingState::resume() {
4720    if (mActive) {
4721        ALOGV("[%s] We're already active, no need to resume.",
4722             mCodec->mComponentName.c_str());
4723
4724        return;
4725    }
4726
4727    submitOutputBuffers();
4728
4729    // Post all available input buffers
4730    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
4731    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
4732        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4733        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4734            postFillThisBuffer(info);
4735        }
4736    }
4737
4738    mActive = true;
4739}
4740
4741void ACodec::ExecutingState::stateEntered() {
4742    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
4743
4744    mCodec->processDeferredMessages();
4745}
4746
4747bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4748    bool handled = false;
4749
4750    switch (msg->what()) {
4751        case kWhatShutdown:
4752        {
4753            int32_t keepComponentAllocated;
4754            CHECK(msg->findInt32(
4755                        "keepComponentAllocated", &keepComponentAllocated));
4756
4757            mCodec->mShutdownInProgress = true;
4758            mCodec->mExplicitShutdown = true;
4759            mCodec->mKeepComponentAllocated = keepComponentAllocated;
4760
4761            mActive = false;
4762
4763            CHECK_EQ(mCodec->mOMX->sendCommand(
4764                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4765                     (status_t)OK);
4766
4767            mCodec->changeState(mCodec->mExecutingToIdleState);
4768
4769            handled = true;
4770            break;
4771        }
4772
4773        case kWhatFlush:
4774        {
4775            ALOGV("[%s] ExecutingState flushing now "
4776                 "(codec owns %d/%d input, %d/%d output).",
4777                    mCodec->mComponentName.c_str(),
4778                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
4779                    mCodec->mBuffers[kPortIndexInput].size(),
4780                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
4781                    mCodec->mBuffers[kPortIndexOutput].size());
4782
4783            mActive = false;
4784
4785            CHECK_EQ(mCodec->mOMX->sendCommand(
4786                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
4787                     (status_t)OK);
4788
4789            mCodec->changeState(mCodec->mFlushingState);
4790            handled = true;
4791            break;
4792        }
4793
4794        case kWhatResume:
4795        {
4796            resume();
4797
4798            handled = true;
4799            break;
4800        }
4801
4802        case kWhatRequestIDRFrame:
4803        {
4804            status_t err = mCodec->requestIDRFrame();
4805            if (err != OK) {
4806                ALOGW("Requesting an IDR frame failed.");
4807            }
4808
4809            handled = true;
4810            break;
4811        }
4812
4813        case kWhatSetParameters:
4814        {
4815            sp<AMessage> params;
4816            CHECK(msg->findMessage("params", &params));
4817
4818            status_t err = mCodec->setParameters(params);
4819
4820            sp<AMessage> reply;
4821            if (msg->findMessage("reply", &reply)) {
4822                reply->setInt32("err", err);
4823                reply->post();
4824            }
4825
4826            handled = true;
4827            break;
4828        }
4829
4830        case ACodec::kWhatSignalEndOfInputStream:
4831        {
4832            mCodec->onSignalEndOfInputStream();
4833            handled = true;
4834            break;
4835        }
4836
4837        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4838        case kWhatSubmitOutputMetaDataBufferIfEOS:
4839        {
4840            if (mCodec->mPortEOS[kPortIndexInput] &&
4841                    !mCodec->mPortEOS[kPortIndexOutput]) {
4842                status_t err = mCodec->submitOutputMetaDataBuffer();
4843                if (err == OK) {
4844                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4845                }
4846            }
4847            return true;
4848        }
4849
4850        default:
4851            handled = BaseState::onMessageReceived(msg);
4852            break;
4853    }
4854
4855    return handled;
4856}
4857
4858status_t ACodec::setParameters(const sp<AMessage> &params) {
4859    int32_t videoBitrate;
4860    if (params->findInt32("video-bitrate", &videoBitrate)) {
4861        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
4862        InitOMXParams(&configParams);
4863        configParams.nPortIndex = kPortIndexOutput;
4864        configParams.nEncodeBitrate = videoBitrate;
4865
4866        status_t err = mOMX->setConfig(
4867                mNode,
4868                OMX_IndexConfigVideoBitrate,
4869                &configParams,
4870                sizeof(configParams));
4871
4872        if (err != OK) {
4873            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
4874                   videoBitrate, err);
4875
4876            return err;
4877        }
4878    }
4879
4880    int64_t skipFramesBeforeUs;
4881    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
4882        status_t err =
4883            mOMX->setInternalOption(
4884                     mNode,
4885                     kPortIndexInput,
4886                     IOMX::INTERNAL_OPTION_START_TIME,
4887                     &skipFramesBeforeUs,
4888                     sizeof(skipFramesBeforeUs));
4889
4890        if (err != OK) {
4891            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
4892            return err;
4893        }
4894    }
4895
4896    int32_t dropInputFrames;
4897    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
4898        bool suspend = dropInputFrames != 0;
4899
4900        status_t err =
4901            mOMX->setInternalOption(
4902                     mNode,
4903                     kPortIndexInput,
4904                     IOMX::INTERNAL_OPTION_SUSPEND,
4905                     &suspend,
4906                     sizeof(suspend));
4907
4908        if (err != OK) {
4909            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
4910            return err;
4911        }
4912    }
4913
4914    int32_t dummy;
4915    if (params->findInt32("request-sync", &dummy)) {
4916        status_t err = requestIDRFrame();
4917
4918        if (err != OK) {
4919            ALOGE("Requesting a sync frame failed w/ err %d", err);
4920            return err;
4921        }
4922    }
4923
4924    return OK;
4925}
4926
4927void ACodec::onSignalEndOfInputStream() {
4928    sp<AMessage> notify = mNotify->dup();
4929    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
4930
4931    status_t err = mOMX->signalEndOfInputStream(mNode);
4932    if (err != OK) {
4933        notify->setInt32("err", err);
4934    }
4935    notify->post();
4936}
4937
4938bool ACodec::ExecutingState::onOMXEvent(
4939        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4940    switch (event) {
4941        case OMX_EventPortSettingsChanged:
4942        {
4943            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
4944
4945            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
4946                mCodec->mMetaDataBuffersToSubmit = 0;
4947                CHECK_EQ(mCodec->mOMX->sendCommand(
4948                            mCodec->mNode,
4949                            OMX_CommandPortDisable, kPortIndexOutput),
4950                         (status_t)OK);
4951
4952                mCodec->freeOutputBuffersNotOwnedByComponent();
4953
4954                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
4955            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
4956                mCodec->mSentFormat = false;
4957            } else {
4958                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
4959                     mCodec->mComponentName.c_str(), data2);
4960            }
4961
4962            return true;
4963        }
4964
4965        case OMX_EventBufferFlag:
4966        {
4967            return true;
4968        }
4969
4970        default:
4971            return BaseState::onOMXEvent(event, data1, data2);
4972    }
4973}
4974
4975////////////////////////////////////////////////////////////////////////////////
4976
4977ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
4978        ACodec *codec)
4979    : BaseState(codec) {
4980}
4981
4982ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
4983        OMX_U32 portIndex) {
4984    if (portIndex == kPortIndexOutput) {
4985        return FREE_BUFFERS;
4986    }
4987
4988    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
4989
4990    return RESUBMIT_BUFFERS;
4991}
4992
4993bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
4994        const sp<AMessage> &msg) {
4995    bool handled = false;
4996
4997    switch (msg->what()) {
4998        case kWhatFlush:
4999        case kWhatShutdown:
5000        case kWhatResume:
5001        {
5002            if (msg->what() == kWhatResume) {
5003                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
5004            }
5005
5006            mCodec->deferMessage(msg);
5007            handled = true;
5008            break;
5009        }
5010
5011        default:
5012            handled = BaseState::onMessageReceived(msg);
5013            break;
5014    }
5015
5016    return handled;
5017}
5018
5019void ACodec::OutputPortSettingsChangedState::stateEntered() {
5020    ALOGV("[%s] Now handling output port settings change",
5021         mCodec->mComponentName.c_str());
5022}
5023
5024bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
5025        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5026    switch (event) {
5027        case OMX_EventCmdComplete:
5028        {
5029            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
5030                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5031
5032                ALOGV("[%s] Output port now disabled.",
5033                        mCodec->mComponentName.c_str());
5034
5035                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
5036                mCodec->mDealer[kPortIndexOutput].clear();
5037
5038                CHECK_EQ(mCodec->mOMX->sendCommand(
5039                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
5040                         (status_t)OK);
5041
5042                status_t err;
5043                if ((err = mCodec->allocateBuffersOnPort(
5044                                kPortIndexOutput)) != OK) {
5045                    ALOGE("Failed to allocate output port buffers after "
5046                         "port reconfiguration (error 0x%08x)",
5047                         err);
5048
5049                    mCodec->signalError(OMX_ErrorUndefined, err);
5050
5051                    // This is technically not correct, but appears to be
5052                    // the only way to free the component instance.
5053                    // Controlled transitioning from excecuting->idle
5054                    // and idle->loaded seem impossible probably because
5055                    // the output port never finishes re-enabling.
5056                    mCodec->mShutdownInProgress = true;
5057                    mCodec->mKeepComponentAllocated = false;
5058                    mCodec->changeState(mCodec->mLoadedState);
5059                }
5060
5061                return true;
5062            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
5063                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5064
5065                mCodec->mSentFormat = false;
5066
5067                ALOGV("[%s] Output port now reenabled.",
5068                        mCodec->mComponentName.c_str());
5069
5070                if (mCodec->mExecutingState->active()) {
5071                    mCodec->mExecutingState->submitOutputBuffers();
5072                }
5073
5074                mCodec->changeState(mCodec->mExecutingState);
5075
5076                return true;
5077            }
5078
5079            return false;
5080        }
5081
5082        default:
5083            return false;
5084    }
5085}
5086
5087////////////////////////////////////////////////////////////////////////////////
5088
5089ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
5090    : BaseState(codec),
5091      mComponentNowIdle(false) {
5092}
5093
5094bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
5095    bool handled = false;
5096
5097    switch (msg->what()) {
5098        case kWhatFlush:
5099        {
5100            // Don't send me a flush request if you previously wanted me
5101            // to shutdown.
5102            TRESPASS();
5103            break;
5104        }
5105
5106        case kWhatShutdown:
5107        {
5108            // We're already doing that...
5109
5110            handled = true;
5111            break;
5112        }
5113
5114        default:
5115            handled = BaseState::onMessageReceived(msg);
5116            break;
5117    }
5118
5119    return handled;
5120}
5121
5122void ACodec::ExecutingToIdleState::stateEntered() {
5123    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
5124
5125    mComponentNowIdle = false;
5126    mCodec->mSentFormat = false;
5127}
5128
5129bool ACodec::ExecutingToIdleState::onOMXEvent(
5130        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5131    switch (event) {
5132        case OMX_EventCmdComplete:
5133        {
5134            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5135            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
5136
5137            mComponentNowIdle = true;
5138
5139            changeStateIfWeOwnAllBuffers();
5140
5141            return true;
5142        }
5143
5144        case OMX_EventPortSettingsChanged:
5145        case OMX_EventBufferFlag:
5146        {
5147            // We're shutting down and don't care about this anymore.
5148            return true;
5149        }
5150
5151        default:
5152            return BaseState::onOMXEvent(event, data1, data2);
5153    }
5154}
5155
5156void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
5157    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
5158        CHECK_EQ(mCodec->mOMX->sendCommand(
5159                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
5160                 (status_t)OK);
5161
5162        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
5163        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
5164
5165        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
5166                && mCodec->mNativeWindow != NULL) {
5167            // We push enough 1x1 blank buffers to ensure that one of
5168            // them has made it to the display.  This allows the OMX
5169            // component teardown to zero out any protected buffers
5170            // without the risk of scanning out one of those buffers.
5171            mCodec->pushBlankBuffersToNativeWindow();
5172        }
5173
5174        mCodec->changeState(mCodec->mIdleToLoadedState);
5175    }
5176}
5177
5178void ACodec::ExecutingToIdleState::onInputBufferFilled(
5179        const sp<AMessage> &msg) {
5180    BaseState::onInputBufferFilled(msg);
5181
5182    changeStateIfWeOwnAllBuffers();
5183}
5184
5185void ACodec::ExecutingToIdleState::onOutputBufferDrained(
5186        const sp<AMessage> &msg) {
5187    BaseState::onOutputBufferDrained(msg);
5188
5189    changeStateIfWeOwnAllBuffers();
5190}
5191
5192////////////////////////////////////////////////////////////////////////////////
5193
5194ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
5195    : BaseState(codec) {
5196}
5197
5198bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
5199    bool handled = false;
5200
5201    switch (msg->what()) {
5202        case kWhatShutdown:
5203        {
5204            // We're already doing that...
5205
5206            handled = true;
5207            break;
5208        }
5209
5210        case kWhatFlush:
5211        {
5212            // Don't send me a flush request if you previously wanted me
5213            // to shutdown.
5214            TRESPASS();
5215            break;
5216        }
5217
5218        default:
5219            handled = BaseState::onMessageReceived(msg);
5220            break;
5221    }
5222
5223    return handled;
5224}
5225
5226void ACodec::IdleToLoadedState::stateEntered() {
5227    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5228}
5229
5230bool ACodec::IdleToLoadedState::onOMXEvent(
5231        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5232    switch (event) {
5233        case OMX_EventCmdComplete:
5234        {
5235            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5236            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5237
5238            mCodec->changeState(mCodec->mLoadedState);
5239
5240            return true;
5241        }
5242
5243        default:
5244            return BaseState::onOMXEvent(event, data1, data2);
5245    }
5246}
5247
5248////////////////////////////////////////////////////////////////////////////////
5249
5250ACodec::FlushingState::FlushingState(ACodec *codec)
5251    : BaseState(codec) {
5252}
5253
5254void ACodec::FlushingState::stateEntered() {
5255    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5256
5257    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5258}
5259
5260bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5261    bool handled = false;
5262
5263    switch (msg->what()) {
5264        case kWhatShutdown:
5265        {
5266            mCodec->deferMessage(msg);
5267            break;
5268        }
5269
5270        case kWhatFlush:
5271        {
5272            // We're already doing this right now.
5273            handled = true;
5274            break;
5275        }
5276
5277        default:
5278            handled = BaseState::onMessageReceived(msg);
5279            break;
5280    }
5281
5282    return handled;
5283}
5284
5285bool ACodec::FlushingState::onOMXEvent(
5286        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5287    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5288            mCodec->mComponentName.c_str(), event, data1);
5289
5290    switch (event) {
5291        case OMX_EventCmdComplete:
5292        {
5293            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5294
5295            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5296                CHECK(!mFlushComplete[data2]);
5297                mFlushComplete[data2] = true;
5298
5299                if (mFlushComplete[kPortIndexInput]
5300                        && mFlushComplete[kPortIndexOutput]) {
5301                    changeStateIfWeOwnAllBuffers();
5302                }
5303            } else {
5304                CHECK_EQ(data2, OMX_ALL);
5305                CHECK(mFlushComplete[kPortIndexInput]);
5306                CHECK(mFlushComplete[kPortIndexOutput]);
5307
5308                changeStateIfWeOwnAllBuffers();
5309            }
5310
5311            return true;
5312        }
5313
5314        case OMX_EventPortSettingsChanged:
5315        {
5316            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5317            msg->setInt32("type", omx_message::EVENT);
5318            msg->setInt32("node", mCodec->mNode);
5319            msg->setInt32("event", event);
5320            msg->setInt32("data1", data1);
5321            msg->setInt32("data2", data2);
5322
5323            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5324                 mCodec->mComponentName.c_str());
5325
5326            mCodec->deferMessage(msg);
5327
5328            return true;
5329        }
5330
5331        default:
5332            return BaseState::onOMXEvent(event, data1, data2);
5333    }
5334
5335    return true;
5336}
5337
5338void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5339    BaseState::onOutputBufferDrained(msg);
5340
5341    changeStateIfWeOwnAllBuffers();
5342}
5343
5344void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5345    BaseState::onInputBufferFilled(msg);
5346
5347    changeStateIfWeOwnAllBuffers();
5348}
5349
5350void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5351    if (mFlushComplete[kPortIndexInput]
5352            && mFlushComplete[kPortIndexOutput]
5353            && mCodec->allYourBuffersAreBelongToUs()) {
5354        // We now own all buffers except possibly those still queued with
5355        // the native window for rendering. Let's get those back as well.
5356        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5357
5358        sp<AMessage> notify = mCodec->mNotify->dup();
5359        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5360        notify->post();
5361
5362        mCodec->mPortEOS[kPortIndexInput] =
5363            mCodec->mPortEOS[kPortIndexOutput] = false;
5364
5365        mCodec->mInputEOSResult = OK;
5366
5367        if (mCodec->mSkipCutBuffer != NULL) {
5368            mCodec->mSkipCutBuffer->clear();
5369        }
5370
5371        mCodec->changeState(mCodec->mExecutingState);
5372    }
5373}
5374
5375}  // namespace android
5376