ACodec.cpp revision 3cb576166020bfdc1522b33919fe5ff8d211d0a3 
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      mChannelMaskPresent(false),
372      mChannelMask(0),
373      mDequeueCounter(0),
374      mStoreMetaDataInOutputBuffers(false),
375      mMetaDataBuffersToSubmit(0),
376      mRepeatFrameDelayUs(-1ll),
377      mMaxPtsGapUs(-1ll),
378      mTimePerFrameUs(-1ll),
379      mTimePerCaptureUs(-1ll),
380      mCreateInputBuffersSuspended(false) {
381    mUninitializedState = new UninitializedState(this);
382    mLoadedState = new LoadedState(this);
383    mLoadedToIdleState = new LoadedToIdleState(this);
384    mIdleToExecutingState = new IdleToExecutingState(this);
385    mExecutingState = new ExecutingState(this);
386
387    mOutputPortSettingsChangedState =
388        new OutputPortSettingsChangedState(this);
389
390    mExecutingToIdleState = new ExecutingToIdleState(this);
391    mIdleToLoadedState = new IdleToLoadedState(this);
392    mFlushingState = new FlushingState(this);
393
394    mPortEOS[kPortIndexInput] = mPortEOS[kPortIndexOutput] = false;
395    mInputEOSResult = OK;
396
397    changeState(mUninitializedState);
398}
399
400ACodec::~ACodec() {
401}
402
403void ACodec::setNotificationMessage(const sp<AMessage> &msg) {
404    mNotify = msg;
405}
406
407void ACodec::initiateSetup(const sp<AMessage> &msg) {
408    msg->setWhat(kWhatSetup);
409    msg->setTarget(id());
410    msg->post();
411}
412
413void ACodec::signalSetParameters(const sp<AMessage> &params) {
414    sp<AMessage> msg = new AMessage(kWhatSetParameters, id());
415    msg->setMessage("params", params);
416    msg->post();
417}
418
419void ACodec::initiateAllocateComponent(const sp<AMessage> &msg) {
420    msg->setWhat(kWhatAllocateComponent);
421    msg->setTarget(id());
422    msg->post();
423}
424
425void ACodec::initiateConfigureComponent(const sp<AMessage> &msg) {
426    msg->setWhat(kWhatConfigureComponent);
427    msg->setTarget(id());
428    msg->post();
429}
430
431void ACodec::initiateCreateInputSurface() {
432    (new AMessage(kWhatCreateInputSurface, id()))->post();
433}
434
435void ACodec::signalEndOfInputStream() {
436    (new AMessage(kWhatSignalEndOfInputStream, id()))->post();
437}
438
439void ACodec::initiateStart() {
440    (new AMessage(kWhatStart, id()))->post();
441}
442
443void ACodec::signalFlush() {
444    ALOGV("[%s] signalFlush", mComponentName.c_str());
445    (new AMessage(kWhatFlush, id()))->post();
446}
447
448void ACodec::signalResume() {
449    (new AMessage(kWhatResume, id()))->post();
450}
451
452void ACodec::initiateShutdown(bool keepComponentAllocated) {
453    sp<AMessage> msg = new AMessage(kWhatShutdown, id());
454    msg->setInt32("keepComponentAllocated", keepComponentAllocated);
455    msg->post();
456}
457
458void ACodec::signalRequestIDRFrame() {
459    (new AMessage(kWhatRequestIDRFrame, id()))->post();
460}
461
462// *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
463// Some codecs may return input buffers before having them processed.
464// This causes a halt if we already signaled an EOS on the input
465// port.  For now keep submitting an output buffer if there was an
466// EOS on the input port, but not yet on the output port.
467void ACodec::signalSubmitOutputMetaDataBufferIfEOS_workaround() {
468    if (mPortEOS[kPortIndexInput] && !mPortEOS[kPortIndexOutput] &&
469            mMetaDataBuffersToSubmit > 0) {
470        (new AMessage(kWhatSubmitOutputMetaDataBufferIfEOS, id()))->post();
471    }
472}
473
474status_t ACodec::allocateBuffersOnPort(OMX_U32 portIndex) {
475    CHECK(portIndex == kPortIndexInput || portIndex == kPortIndexOutput);
476
477    CHECK(mDealer[portIndex] == NULL);
478    CHECK(mBuffers[portIndex].isEmpty());
479
480    status_t err;
481    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
482        if (mStoreMetaDataInOutputBuffers) {
483            err = allocateOutputMetaDataBuffers();
484        } else {
485            err = allocateOutputBuffersFromNativeWindow();
486        }
487    } else {
488        OMX_PARAM_PORTDEFINITIONTYPE def;
489        InitOMXParams(&def);
490        def.nPortIndex = portIndex;
491
492        err = mOMX->getParameter(
493                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
494
495        if (err == OK) {
496            ALOGV("[%s] Allocating %u buffers of size %u on %s port",
497                    mComponentName.c_str(),
498                    def.nBufferCountActual, def.nBufferSize,
499                    portIndex == kPortIndexInput ? "input" : "output");
500
501            size_t totalSize = def.nBufferCountActual * def.nBufferSize;
502            mDealer[portIndex] = new MemoryDealer(totalSize, "ACodec");
503
504            for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
505                sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
506                CHECK(mem.get() != NULL);
507
508                BufferInfo info;
509                info.mStatus = BufferInfo::OWNED_BY_US;
510
511                uint32_t requiresAllocateBufferBit =
512                    (portIndex == kPortIndexInput)
513                        ? OMXCodec::kRequiresAllocateBufferOnInputPorts
514                        : OMXCodec::kRequiresAllocateBufferOnOutputPorts;
515
516                if ((portIndex == kPortIndexInput && (mFlags & kFlagIsSecure))
517                        || mUseMetadataOnEncoderOutput) {
518                    mem.clear();
519
520                    void *ptr;
521                    err = mOMX->allocateBuffer(
522                            mNode, portIndex, def.nBufferSize, &info.mBufferID,
523                            &ptr);
524
525                    int32_t bufSize = mUseMetadataOnEncoderOutput ?
526                            (4 + sizeof(buffer_handle_t)) : def.nBufferSize;
527
528                    info.mData = new ABuffer(ptr, bufSize);
529                } else if (mQuirks & requiresAllocateBufferBit) {
530                    err = mOMX->allocateBufferWithBackup(
531                            mNode, portIndex, mem, &info.mBufferID);
532                } else {
533                    err = mOMX->useBuffer(mNode, portIndex, mem, &info.mBufferID);
534                }
535
536                if (mem != NULL) {
537                    info.mData = new ABuffer(mem->pointer(), def.nBufferSize);
538                }
539
540                mBuffers[portIndex].push(info);
541            }
542        }
543    }
544
545    if (err != OK) {
546        return err;
547    }
548
549    sp<AMessage> notify = mNotify->dup();
550    notify->setInt32("what", CodecBase::kWhatBuffersAllocated);
551
552    notify->setInt32("portIndex", portIndex);
553
554    sp<PortDescription> desc = new PortDescription;
555
556    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
557        const BufferInfo &info = mBuffers[portIndex][i];
558
559        desc->addBuffer(info.mBufferID, info.mData);
560    }
561
562    notify->setObject("portDesc", desc);
563    notify->post();
564
565    return OK;
566}
567
568status_t ACodec::configureOutputBuffersFromNativeWindow(
569        OMX_U32 *bufferCount, OMX_U32 *bufferSize,
570        OMX_U32 *minUndequeuedBuffers) {
571    OMX_PARAM_PORTDEFINITIONTYPE def;
572    InitOMXParams(&def);
573    def.nPortIndex = kPortIndexOutput;
574
575    status_t err = mOMX->getParameter(
576            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
577
578    if (err != OK) {
579        return err;
580    }
581
582    err = native_window_set_buffers_geometry(
583            mNativeWindow.get(),
584            def.format.video.nFrameWidth,
585            def.format.video.nFrameHeight,
586            def.format.video.eColorFormat);
587
588    if (err != 0) {
589        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
590                strerror(-err), -err);
591        return err;
592    }
593
594    // Set up the native window.
595    OMX_U32 usage = 0;
596    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
597    if (err != 0) {
598        ALOGW("querying usage flags from OMX IL component failed: %d", err);
599        // XXX: Currently this error is logged, but not fatal.
600        usage = 0;
601    }
602
603    if (mFlags & kFlagIsSecure) {
604        usage |= GRALLOC_USAGE_PROTECTED;
605    }
606
607    // Make sure to check whether either Stagefright or the video decoder
608    // requested protected buffers.
609    if (usage & GRALLOC_USAGE_PROTECTED) {
610        // Verify that the ANativeWindow sends images directly to
611        // SurfaceFlinger.
612        int queuesToNativeWindow = 0;
613        err = mNativeWindow->query(
614                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
615                &queuesToNativeWindow);
616        if (err != 0) {
617            ALOGE("error authenticating native window: %d", err);
618            return err;
619        }
620        if (queuesToNativeWindow != 1) {
621            ALOGE("native window could not be authenticated");
622            return PERMISSION_DENIED;
623        }
624    }
625
626    err = native_window_set_usage(
627            mNativeWindow.get(),
628            usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
629
630    if (err != 0) {
631        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
632        return err;
633    }
634
635    *minUndequeuedBuffers = 0;
636    err = mNativeWindow->query(
637            mNativeWindow.get(), NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
638            (int *)minUndequeuedBuffers);
639
640    if (err != 0) {
641        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
642                strerror(-err), -err);
643        return err;
644    }
645
646    // FIXME: assume that surface is controlled by app (native window
647    // returns the number for the case when surface is not controlled by app)
648    // FIXME2: This means that minUndeqeueudBufs can be 1 larger than reported
649    // For now, try to allocate 1 more buffer, but don't fail if unsuccessful
650
651    // Use conservative allocation while also trying to reduce starvation
652    //
653    // 1. allocate at least nBufferCountMin + minUndequeuedBuffers - that is the
654    //    minimum needed for the consumer to be able to work
655    // 2. try to allocate two (2) additional buffers to reduce starvation from
656    //    the consumer
657    //    plus an extra buffer to account for incorrect minUndequeuedBufs
658    for (OMX_U32 extraBuffers = 2 + 1; /* condition inside loop */; extraBuffers--) {
659        OMX_U32 newBufferCount =
660            def.nBufferCountMin + *minUndequeuedBuffers + extraBuffers;
661        def.nBufferCountActual = newBufferCount;
662        err = mOMX->setParameter(
663                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
664
665        if (err == OK) {
666            *minUndequeuedBuffers += extraBuffers;
667            break;
668        }
669
670        ALOGW("[%s] setting nBufferCountActual to %u failed: %d",
671                mComponentName.c_str(), newBufferCount, err);
672        /* exit condition */
673        if (extraBuffers == 0) {
674            return err;
675        }
676    }
677
678    err = native_window_set_buffer_count(
679            mNativeWindow.get(), def.nBufferCountActual);
680
681    if (err != 0) {
682        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
683                -err);
684        return err;
685    }
686
687    *bufferCount = def.nBufferCountActual;
688    *bufferSize =  def.nBufferSize;
689    return err;
690}
691
692status_t ACodec::allocateOutputBuffersFromNativeWindow() {
693    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
694    status_t err = configureOutputBuffersFromNativeWindow(
695            &bufferCount, &bufferSize, &minUndequeuedBuffers);
696    if (err != 0)
697        return err;
698    mNumUndequeuedBuffers = minUndequeuedBuffers;
699
700    ALOGV("[%s] Allocating %u buffers from a native window of size %u on "
701         "output port",
702         mComponentName.c_str(), bufferCount, bufferSize);
703
704    // Dequeue buffers and send them to OMX
705    for (OMX_U32 i = 0; i < bufferCount; i++) {
706        ANativeWindowBuffer *buf;
707        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
708        if (err != 0) {
709            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
710            break;
711        }
712
713        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
714        BufferInfo info;
715        info.mStatus = BufferInfo::OWNED_BY_US;
716        info.mData = new ABuffer(NULL /* data */, bufferSize /* capacity */);
717        info.mGraphicBuffer = graphicBuffer;
718        mBuffers[kPortIndexOutput].push(info);
719
720        IOMX::buffer_id bufferId;
721        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
722                &bufferId);
723        if (err != 0) {
724            ALOGE("registering GraphicBuffer %u with OMX IL component failed: "
725                 "%d", i, err);
726            break;
727        }
728
729        mBuffers[kPortIndexOutput].editItemAt(i).mBufferID = bufferId;
730
731        ALOGV("[%s] Registered graphic buffer with ID %u (pointer = %p)",
732             mComponentName.c_str(),
733             bufferId, graphicBuffer.get());
734    }
735
736    OMX_U32 cancelStart;
737    OMX_U32 cancelEnd;
738
739    if (err != 0) {
740        // If an error occurred while dequeuing we need to cancel any buffers
741        // that were dequeued.
742        cancelStart = 0;
743        cancelEnd = mBuffers[kPortIndexOutput].size();
744    } else {
745        // Return the required minimum undequeued buffers to the native window.
746        cancelStart = bufferCount - minUndequeuedBuffers;
747        cancelEnd = bufferCount;
748    }
749
750    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
751        BufferInfo *info = &mBuffers[kPortIndexOutput].editItemAt(i);
752        cancelBufferToNativeWindow(info);
753    }
754
755    return err;
756}
757
758status_t ACodec::allocateOutputMetaDataBuffers() {
759    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
760    status_t err = configureOutputBuffersFromNativeWindow(
761            &bufferCount, &bufferSize, &minUndequeuedBuffers);
762    if (err != 0)
763        return err;
764    mNumUndequeuedBuffers = minUndequeuedBuffers;
765
766    ALOGV("[%s] Allocating %u meta buffers on output port",
767         mComponentName.c_str(), bufferCount);
768
769    size_t totalSize = bufferCount * 8;
770    mDealer[kPortIndexOutput] = new MemoryDealer(totalSize, "ACodec");
771
772    // Dequeue buffers and send them to OMX
773    for (OMX_U32 i = 0; i < bufferCount; i++) {
774        BufferInfo info;
775        info.mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
776        info.mGraphicBuffer = NULL;
777        info.mDequeuedAt = mDequeueCounter;
778
779        sp<IMemory> mem = mDealer[kPortIndexOutput]->allocate(
780                sizeof(struct VideoDecoderOutputMetaData));
781        CHECK(mem.get() != NULL);
782        info.mData = new ABuffer(mem->pointer(), mem->size());
783
784        // we use useBuffer for metadata regardless of quirks
785        err = mOMX->useBuffer(
786                mNode, kPortIndexOutput, mem, &info.mBufferID);
787
788        mBuffers[kPortIndexOutput].push(info);
789
790        ALOGV("[%s] allocated meta buffer with ID %u (pointer = %p)",
791             mComponentName.c_str(), info.mBufferID, mem->pointer());
792    }
793
794    mMetaDataBuffersToSubmit = bufferCount - minUndequeuedBuffers;
795    return err;
796}
797
798status_t ACodec::submitOutputMetaDataBuffer() {
799    CHECK(mStoreMetaDataInOutputBuffers);
800    if (mMetaDataBuffersToSubmit == 0)
801        return OK;
802
803    BufferInfo *info = dequeueBufferFromNativeWindow();
804    if (info == NULL)
805        return ERROR_IO;
806
807    ALOGV("[%s] submitting output meta buffer ID %u for graphic buffer %p",
808          mComponentName.c_str(), info->mBufferID, info->mGraphicBuffer.get());
809
810    --mMetaDataBuffersToSubmit;
811    CHECK_EQ(mOMX->fillBuffer(mNode, info->mBufferID),
812             (status_t)OK);
813
814    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
815    return OK;
816}
817
818status_t ACodec::cancelBufferToNativeWindow(BufferInfo *info) {
819    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
820
821    ALOGV("[%s] Calling cancelBuffer on buffer %u",
822         mComponentName.c_str(), info->mBufferID);
823
824    int err = mNativeWindow->cancelBuffer(
825        mNativeWindow.get(), info->mGraphicBuffer.get(), -1);
826
827    CHECK_EQ(err, 0);
828
829    info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
830
831    return OK;
832}
833
834ACodec::BufferInfo *ACodec::dequeueBufferFromNativeWindow() {
835    ANativeWindowBuffer *buf;
836    int fenceFd = -1;
837    CHECK(mNativeWindow.get() != NULL);
838    if (native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf) != 0) {
839        ALOGE("dequeueBuffer failed.");
840        return NULL;
841    }
842
843    BufferInfo *oldest = NULL;
844    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
845        BufferInfo *info =
846            &mBuffers[kPortIndexOutput].editItemAt(i);
847
848        if (info->mGraphicBuffer != NULL &&
849            info->mGraphicBuffer->handle == buf->handle) {
850            CHECK_EQ((int)info->mStatus,
851                     (int)BufferInfo::OWNED_BY_NATIVE_WINDOW);
852
853            info->mStatus = BufferInfo::OWNED_BY_US;
854
855            return info;
856        }
857
858        if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW &&
859            (oldest == NULL ||
860             // avoid potential issues from counter rolling over
861             mDequeueCounter - info->mDequeuedAt >
862                    mDequeueCounter - oldest->mDequeuedAt)) {
863            oldest = info;
864        }
865    }
866
867    if (oldest) {
868        CHECK(mStoreMetaDataInOutputBuffers);
869
870        // discard buffer in LRU info and replace with new buffer
871        oldest->mGraphicBuffer = new GraphicBuffer(buf, false);
872        oldest->mStatus = BufferInfo::OWNED_BY_US;
873
874        mOMX->updateGraphicBufferInMeta(
875                mNode, kPortIndexOutput, oldest->mGraphicBuffer,
876                oldest->mBufferID);
877
878        VideoDecoderOutputMetaData *metaData =
879            reinterpret_cast<VideoDecoderOutputMetaData *>(
880                    oldest->mData->base());
881        CHECK_EQ(metaData->eType, kMetadataBufferTypeGrallocSource);
882
883        ALOGV("replaced oldest buffer #%u with age %u (%p/%p stored in %p)",
884                oldest - &mBuffers[kPortIndexOutput][0],
885                mDequeueCounter - oldest->mDequeuedAt,
886                metaData->pHandle,
887                oldest->mGraphicBuffer->handle, oldest->mData->base());
888
889        return oldest;
890    }
891
892    TRESPASS();
893
894    return NULL;
895}
896
897status_t ACodec::freeBuffersOnPort(OMX_U32 portIndex) {
898    for (size_t i = mBuffers[portIndex].size(); i-- > 0;) {
899        CHECK_EQ((status_t)OK, freeBuffer(portIndex, i));
900    }
901
902    mDealer[portIndex].clear();
903
904    return OK;
905}
906
907status_t ACodec::freeOutputBuffersNotOwnedByComponent() {
908    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
909        BufferInfo *info =
910            &mBuffers[kPortIndexOutput].editItemAt(i);
911
912        // At this time some buffers may still be with the component
913        // or being drained.
914        if (info->mStatus != BufferInfo::OWNED_BY_COMPONENT &&
915            info->mStatus != BufferInfo::OWNED_BY_DOWNSTREAM) {
916            CHECK_EQ((status_t)OK, freeBuffer(kPortIndexOutput, i));
917        }
918    }
919
920    return OK;
921}
922
923status_t ACodec::freeBuffer(OMX_U32 portIndex, size_t i) {
924    BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
925
926    CHECK(info->mStatus == BufferInfo::OWNED_BY_US
927            || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
928
929    if (portIndex == kPortIndexOutput && mNativeWindow != NULL
930            && info->mStatus == BufferInfo::OWNED_BY_US) {
931        CHECK_EQ((status_t)OK, cancelBufferToNativeWindow(info));
932    }
933
934    CHECK_EQ(mOMX->freeBuffer(
935                mNode, portIndex, info->mBufferID),
936             (status_t)OK);
937
938    mBuffers[portIndex].removeAt(i);
939
940    return OK;
941}
942
943ACodec::BufferInfo *ACodec::findBufferByID(
944        uint32_t portIndex, IOMX::buffer_id bufferID,
945        ssize_t *index) {
946    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
947        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
948
949        if (info->mBufferID == bufferID) {
950            if (index != NULL) {
951                *index = i;
952            }
953            return info;
954        }
955    }
956
957    TRESPASS();
958
959    return NULL;
960}
961
962status_t ACodec::setComponentRole(
963        bool isEncoder, const char *mime) {
964    struct MimeToRole {
965        const char *mime;
966        const char *decoderRole;
967        const char *encoderRole;
968    };
969
970    static const MimeToRole kMimeToRole[] = {
971        { MEDIA_MIMETYPE_AUDIO_MPEG,
972            "audio_decoder.mp3", "audio_encoder.mp3" },
973        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
974            "audio_decoder.mp1", "audio_encoder.mp1" },
975        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
976            "audio_decoder.mp2", "audio_encoder.mp2" },
977        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
978            "audio_decoder.amrnb", "audio_encoder.amrnb" },
979        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
980            "audio_decoder.amrwb", "audio_encoder.amrwb" },
981        { MEDIA_MIMETYPE_AUDIO_AAC,
982            "audio_decoder.aac", "audio_encoder.aac" },
983        { MEDIA_MIMETYPE_AUDIO_VORBIS,
984            "audio_decoder.vorbis", "audio_encoder.vorbis" },
985        { MEDIA_MIMETYPE_AUDIO_OPUS,
986            "audio_decoder.opus", "audio_encoder.opus" },
987        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
988            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
989        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
990            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
991        { MEDIA_MIMETYPE_VIDEO_AVC,
992            "video_decoder.avc", "video_encoder.avc" },
993        { MEDIA_MIMETYPE_VIDEO_HEVC,
994            "video_decoder.hevc", "video_encoder.hevc" },
995        { MEDIA_MIMETYPE_VIDEO_MPEG4,
996            "video_decoder.mpeg4", "video_encoder.mpeg4" },
997        { MEDIA_MIMETYPE_VIDEO_H263,
998            "video_decoder.h263", "video_encoder.h263" },
999        { MEDIA_MIMETYPE_VIDEO_VP8,
1000            "video_decoder.vp8", "video_encoder.vp8" },
1001        { MEDIA_MIMETYPE_VIDEO_VP9,
1002            "video_decoder.vp9", "video_encoder.vp9" },
1003        { MEDIA_MIMETYPE_AUDIO_RAW,
1004            "audio_decoder.raw", "audio_encoder.raw" },
1005        { MEDIA_MIMETYPE_AUDIO_FLAC,
1006            "audio_decoder.flac", "audio_encoder.flac" },
1007        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1008            "audio_decoder.gsm", "audio_encoder.gsm" },
1009        { MEDIA_MIMETYPE_VIDEO_MPEG2,
1010            "video_decoder.mpeg2", "video_encoder.mpeg2" },
1011        { MEDIA_MIMETYPE_AUDIO_AC3,
1012            "audio_decoder.ac3", "audio_encoder.ac3" },
1013    };
1014
1015    static const size_t kNumMimeToRole =
1016        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1017
1018    size_t i;
1019    for (i = 0; i < kNumMimeToRole; ++i) {
1020        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1021            break;
1022        }
1023    }
1024
1025    if (i == kNumMimeToRole) {
1026        return ERROR_UNSUPPORTED;
1027    }
1028
1029    const char *role =
1030        isEncoder ? kMimeToRole[i].encoderRole
1031                  : kMimeToRole[i].decoderRole;
1032
1033    if (role != NULL) {
1034        OMX_PARAM_COMPONENTROLETYPE roleParams;
1035        InitOMXParams(&roleParams);
1036
1037        strncpy((char *)roleParams.cRole,
1038                role, OMX_MAX_STRINGNAME_SIZE - 1);
1039
1040        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1041
1042        status_t err = mOMX->setParameter(
1043                mNode, OMX_IndexParamStandardComponentRole,
1044                &roleParams, sizeof(roleParams));
1045
1046        if (err != OK) {
1047            ALOGW("[%s] Failed to set standard component role '%s'.",
1048                 mComponentName.c_str(), role);
1049
1050            return err;
1051        }
1052    }
1053
1054    return OK;
1055}
1056
1057status_t ACodec::configureCodec(
1058        const char *mime, const sp<AMessage> &msg) {
1059    int32_t encoder;
1060    if (!msg->findInt32("encoder", &encoder)) {
1061        encoder = false;
1062    }
1063
1064    sp<AMessage> inputFormat = new AMessage();
1065    sp<AMessage> outputFormat = new AMessage();
1066
1067    mIsEncoder = encoder;
1068
1069    status_t err = setComponentRole(encoder /* isEncoder */, mime);
1070
1071    if (err != OK) {
1072        return err;
1073    }
1074
1075    int32_t bitRate = 0;
1076    // FLAC encoder doesn't need a bitrate, other encoders do
1077    if (encoder && strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)
1078            && !msg->findInt32("bitrate", &bitRate)) {
1079        return INVALID_OPERATION;
1080    }
1081
1082    int32_t storeMeta;
1083    if (encoder
1084            && msg->findInt32("store-metadata-in-buffers", &storeMeta)
1085            && storeMeta != 0) {
1086        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1087
1088        if (err != OK) {
1089              ALOGE("[%s] storeMetaDataInBuffers (input) failed w/ err %d",
1090                    mComponentName.c_str(), err);
1091
1092              return err;
1093          }
1094      }
1095
1096    int32_t prependSPSPPS = 0;
1097    if (encoder
1098            && msg->findInt32("prepend-sps-pps-to-idr-frames", &prependSPSPPS)
1099            && prependSPSPPS != 0) {
1100        OMX_INDEXTYPE index;
1101        err = mOMX->getExtensionIndex(
1102                mNode,
1103                "OMX.google.android.index.prependSPSPPSToIDRFrames",
1104                &index);
1105
1106        if (err == OK) {
1107            PrependSPSPPSToIDRFramesParams params;
1108            InitOMXParams(&params);
1109            params.bEnable = OMX_TRUE;
1110
1111            err = mOMX->setParameter(
1112                    mNode, index, &params, sizeof(params));
1113        }
1114
1115        if (err != OK) {
1116            ALOGE("Encoder could not be configured to emit SPS/PPS before "
1117                  "IDR frames. (err %d)", err);
1118
1119            return err;
1120        }
1121    }
1122
1123    // Only enable metadata mode on encoder output if encoder can prepend
1124    // sps/pps to idr frames, since in metadata mode the bitstream is in an
1125    // opaque handle, to which we don't have access.
1126    int32_t video = !strncasecmp(mime, "video/", 6);
1127    if (encoder && video) {
1128        OMX_BOOL enable = (OMX_BOOL) (prependSPSPPS
1129            && msg->findInt32("store-metadata-in-buffers-output", &storeMeta)
1130            && storeMeta != 0);
1131
1132        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, enable);
1133
1134        if (err != OK) {
1135            ALOGE("[%s] storeMetaDataInBuffers (output) failed w/ err %d",
1136                mComponentName.c_str(), err);
1137            mUseMetadataOnEncoderOutput = 0;
1138        } else {
1139            mUseMetadataOnEncoderOutput = enable;
1140        }
1141
1142        if (!msg->findInt64(
1143                    "repeat-previous-frame-after",
1144                    &mRepeatFrameDelayUs)) {
1145            mRepeatFrameDelayUs = -1ll;
1146        }
1147
1148        if (!msg->findInt64("max-pts-gap-to-encoder", &mMaxPtsGapUs)) {
1149            mMaxPtsGapUs = -1ll;
1150        }
1151
1152        if (!msg->findInt64("time-lapse", &mTimePerCaptureUs)) {
1153            mTimePerCaptureUs = -1ll;
1154        }
1155
1156        if (!msg->findInt32(
1157                    "create-input-buffers-suspended",
1158                    (int32_t*)&mCreateInputBuffersSuspended)) {
1159            mCreateInputBuffersSuspended = false;
1160        }
1161    }
1162
1163    // Always try to enable dynamic output buffers on native surface
1164    sp<RefBase> obj;
1165    int32_t haveNativeWindow = msg->findObject("native-window", &obj) &&
1166            obj != NULL;
1167    mStoreMetaDataInOutputBuffers = false;
1168    if (video && !encoder) {
1169        inputFormat->setInt32("adaptive-playback", false);
1170    }
1171    if (!encoder && video && haveNativeWindow) {
1172        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, OMX_TRUE);
1173        if (err != OK) {
1174            ALOGE("[%s] storeMetaDataInBuffers failed w/ err %d",
1175                  mComponentName.c_str(), err);
1176
1177            // if adaptive playback has been requested, try JB fallback
1178            // NOTE: THIS FALLBACK MECHANISM WILL BE REMOVED DUE TO ITS
1179            // LARGE MEMORY REQUIREMENT
1180
1181            // we will not do adaptive playback on software accessed
1182            // surfaces as they never had to respond to changes in the
1183            // crop window, and we don't trust that they will be able to.
1184            int usageBits = 0;
1185            bool canDoAdaptivePlayback;
1186
1187            sp<NativeWindowWrapper> windowWrapper(
1188                    static_cast<NativeWindowWrapper *>(obj.get()));
1189            sp<ANativeWindow> nativeWindow = windowWrapper->getNativeWindow();
1190
1191            if (nativeWindow->query(
1192                    nativeWindow.get(),
1193                    NATIVE_WINDOW_CONSUMER_USAGE_BITS,
1194                    &usageBits) != OK) {
1195                canDoAdaptivePlayback = false;
1196            } else {
1197                canDoAdaptivePlayback =
1198                    (usageBits &
1199                            (GRALLOC_USAGE_SW_READ_MASK |
1200                             GRALLOC_USAGE_SW_WRITE_MASK)) == 0;
1201            }
1202
1203            int32_t maxWidth = 0, maxHeight = 0;
1204            if (canDoAdaptivePlayback &&
1205                msg->findInt32("max-width", &maxWidth) &&
1206                msg->findInt32("max-height", &maxHeight)) {
1207                ALOGV("[%s] prepareForAdaptivePlayback(%dx%d)",
1208                      mComponentName.c_str(), maxWidth, maxHeight);
1209
1210                err = mOMX->prepareForAdaptivePlayback(
1211                        mNode, kPortIndexOutput, OMX_TRUE, maxWidth, maxHeight);
1212                ALOGW_IF(err != OK,
1213                        "[%s] prepareForAdaptivePlayback failed w/ err %d",
1214                        mComponentName.c_str(), err);
1215
1216                if (err == OK) {
1217                    inputFormat->setInt32("max-width", maxWidth);
1218                    inputFormat->setInt32("max-height", maxHeight);
1219                    inputFormat->setInt32("adaptive-playback", true);
1220                }
1221            }
1222            // allow failure
1223            err = OK;
1224        } else {
1225            ALOGV("[%s] storeMetaDataInBuffers succeeded", mComponentName.c_str());
1226            mStoreMetaDataInOutputBuffers = true;
1227            inputFormat->setInt32("adaptive-playback", true);
1228        }
1229
1230        int32_t push;
1231        if (msg->findInt32("push-blank-buffers-on-shutdown", &push)
1232                && push != 0) {
1233            mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
1234        }
1235    }
1236
1237    if (video) {
1238        if (encoder) {
1239            err = setupVideoEncoder(mime, msg);
1240        } else {
1241            int32_t width, height;
1242            if (!msg->findInt32("width", &width)
1243                    || !msg->findInt32("height", &height)) {
1244                err = INVALID_OPERATION;
1245            } else {
1246                err = setupVideoDecoder(mime, width, height);
1247            }
1248        }
1249    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
1250        int32_t numChannels, sampleRate;
1251        if (!msg->findInt32("channel-count", &numChannels)
1252                || !msg->findInt32("sample-rate", &sampleRate)) {
1253            // Since we did not always check for these, leave them optional
1254            // and have the decoder figure it all out.
1255            err = OK;
1256        } else {
1257            err = setupRawAudioFormat(
1258                    encoder ? kPortIndexInput : kPortIndexOutput,
1259                    sampleRate,
1260                    numChannels);
1261        }
1262    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
1263        int32_t numChannels, sampleRate;
1264        if (!msg->findInt32("channel-count", &numChannels)
1265                || !msg->findInt32("sample-rate", &sampleRate)) {
1266            err = INVALID_OPERATION;
1267        } else {
1268            int32_t isADTS, aacProfile;
1269            if (!msg->findInt32("is-adts", &isADTS)) {
1270                isADTS = 0;
1271            }
1272            if (!msg->findInt32("aac-profile", &aacProfile)) {
1273                aacProfile = OMX_AUDIO_AACObjectNull;
1274            }
1275
1276            err = setupAACCodec(
1277                    encoder, numChannels, sampleRate, bitRate, aacProfile,
1278                    isADTS != 0);
1279        }
1280    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
1281        err = setupAMRCodec(encoder, false /* isWAMR */, bitRate);
1282    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
1283        err = setupAMRCodec(encoder, true /* isWAMR */, bitRate);
1284    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_ALAW)
1285            || !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_MLAW)) {
1286        // These are PCM-like formats with a fixed sample rate but
1287        // a variable number of channels.
1288
1289        int32_t numChannels;
1290        if (!msg->findInt32("channel-count", &numChannels)) {
1291            err = INVALID_OPERATION;
1292        } else {
1293            err = setupG711Codec(encoder, numChannels);
1294        }
1295    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
1296        int32_t numChannels, sampleRate, compressionLevel = -1;
1297        if (encoder &&
1298                (!msg->findInt32("channel-count", &numChannels)
1299                        || !msg->findInt32("sample-rate", &sampleRate))) {
1300            ALOGE("missing channel count or sample rate for FLAC encoder");
1301            err = INVALID_OPERATION;
1302        } else {
1303            if (encoder) {
1304                if (!msg->findInt32(
1305                            "flac-compression-level", &compressionLevel)) {
1306                    compressionLevel = 5;// default FLAC compression level
1307                } else if (compressionLevel < 0) {
1308                    ALOGW("compression level %d outside [0..8] range, "
1309                          "using 0",
1310                          compressionLevel);
1311                    compressionLevel = 0;
1312                } else if (compressionLevel > 8) {
1313                    ALOGW("compression level %d outside [0..8] range, "
1314                          "using 8",
1315                          compressionLevel);
1316                    compressionLevel = 8;
1317                }
1318            }
1319            err = setupFlacCodec(
1320                    encoder, numChannels, sampleRate, compressionLevel);
1321        }
1322    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1323        int32_t numChannels, sampleRate;
1324        if (encoder
1325                || !msg->findInt32("channel-count", &numChannels)
1326                || !msg->findInt32("sample-rate", &sampleRate)) {
1327            err = INVALID_OPERATION;
1328        } else {
1329            err = setupRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1330        }
1331    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3)) {
1332        int32_t numChannels;
1333        int32_t sampleRate;
1334        if (!msg->findInt32("channel-count", &numChannels)
1335                || !msg->findInt32("sample-rate", &sampleRate)) {
1336            err = INVALID_OPERATION;
1337        } else {
1338            err = setupAC3Codec(encoder, numChannels, sampleRate);
1339        }
1340    }
1341
1342    if (err != OK) {
1343        return err;
1344    }
1345
1346    if (!msg->findInt32("encoder-delay", &mEncoderDelay)) {
1347        mEncoderDelay = 0;
1348    }
1349
1350    if (!msg->findInt32("encoder-padding", &mEncoderPadding)) {
1351        mEncoderPadding = 0;
1352    }
1353
1354    if (msg->findInt32("channel-mask", &mChannelMask)) {
1355        mChannelMaskPresent = true;
1356    } else {
1357        mChannelMaskPresent = false;
1358    }
1359
1360    int32_t maxInputSize;
1361    if (msg->findInt32("max-input-size", &maxInputSize)) {
1362        err = setMinBufferSize(kPortIndexInput, (size_t)maxInputSize);
1363    } else if (!strcmp("OMX.Nvidia.aac.decoder", mComponentName.c_str())) {
1364        err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
1365    }
1366
1367    CHECK_EQ(getPortFormat(kPortIndexInput, inputFormat), (status_t)OK);
1368    CHECK_EQ(getPortFormat(kPortIndexOutput, outputFormat), (status_t)OK);
1369    mInputFormat = inputFormat;
1370    mOutputFormat = outputFormat;
1371
1372    return err;
1373}
1374
1375status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
1376    OMX_PARAM_PORTDEFINITIONTYPE def;
1377    InitOMXParams(&def);
1378    def.nPortIndex = portIndex;
1379
1380    status_t err = mOMX->getParameter(
1381            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1382
1383    if (err != OK) {
1384        return err;
1385    }
1386
1387    if (def.nBufferSize >= size) {
1388        return OK;
1389    }
1390
1391    def.nBufferSize = size;
1392
1393    err = mOMX->setParameter(
1394            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1395
1396    if (err != OK) {
1397        return err;
1398    }
1399
1400    err = mOMX->getParameter(
1401            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1402
1403    if (err != OK) {
1404        return err;
1405    }
1406
1407    CHECK(def.nBufferSize >= size);
1408
1409    return OK;
1410}
1411
1412status_t ACodec::selectAudioPortFormat(
1413        OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE desiredFormat) {
1414    OMX_AUDIO_PARAM_PORTFORMATTYPE format;
1415    InitOMXParams(&format);
1416
1417    format.nPortIndex = portIndex;
1418    for (OMX_U32 index = 0;; ++index) {
1419        format.nIndex = index;
1420
1421        status_t err = mOMX->getParameter(
1422                mNode, OMX_IndexParamAudioPortFormat,
1423                &format, sizeof(format));
1424
1425        if (err != OK) {
1426            return err;
1427        }
1428
1429        if (format.eEncoding == desiredFormat) {
1430            break;
1431        }
1432    }
1433
1434    return mOMX->setParameter(
1435            mNode, OMX_IndexParamAudioPortFormat, &format, sizeof(format));
1436}
1437
1438status_t ACodec::setupAACCodec(
1439        bool encoder, int32_t numChannels, int32_t sampleRate,
1440        int32_t bitRate, int32_t aacProfile, bool isADTS) {
1441    if (encoder && isADTS) {
1442        return -EINVAL;
1443    }
1444
1445    status_t err = setupRawAudioFormat(
1446            encoder ? kPortIndexInput : kPortIndexOutput,
1447            sampleRate,
1448            numChannels);
1449
1450    if (err != OK) {
1451        return err;
1452    }
1453
1454    if (encoder) {
1455        err = selectAudioPortFormat(kPortIndexOutput, OMX_AUDIO_CodingAAC);
1456
1457        if (err != OK) {
1458            return err;
1459        }
1460
1461        OMX_PARAM_PORTDEFINITIONTYPE def;
1462        InitOMXParams(&def);
1463        def.nPortIndex = kPortIndexOutput;
1464
1465        err = mOMX->getParameter(
1466                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1467
1468        if (err != OK) {
1469            return err;
1470        }
1471
1472        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
1473        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
1474
1475        err = mOMX->setParameter(
1476                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1477
1478        if (err != OK) {
1479            return err;
1480        }
1481
1482        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1483        InitOMXParams(&profile);
1484        profile.nPortIndex = kPortIndexOutput;
1485
1486        err = mOMX->getParameter(
1487                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1488
1489        if (err != OK) {
1490            return err;
1491        }
1492
1493        profile.nChannels = numChannels;
1494
1495        profile.eChannelMode =
1496            (numChannels == 1)
1497                ? OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo;
1498
1499        profile.nSampleRate = sampleRate;
1500        profile.nBitRate = bitRate;
1501        profile.nAudioBandWidth = 0;
1502        profile.nFrameLength = 0;
1503        profile.nAACtools = OMX_AUDIO_AACToolAll;
1504        profile.nAACERtools = OMX_AUDIO_AACERNone;
1505        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
1506        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
1507
1508        err = mOMX->setParameter(
1509                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1510
1511        if (err != OK) {
1512            return err;
1513        }
1514
1515        return err;
1516    }
1517
1518    OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1519    InitOMXParams(&profile);
1520    profile.nPortIndex = kPortIndexInput;
1521
1522    err = mOMX->getParameter(
1523            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1524
1525    if (err != OK) {
1526        return err;
1527    }
1528
1529    profile.nChannels = numChannels;
1530    profile.nSampleRate = sampleRate;
1531
1532    profile.eAACStreamFormat =
1533        isADTS
1534            ? OMX_AUDIO_AACStreamFormatMP4ADTS
1535            : OMX_AUDIO_AACStreamFormatMP4FF;
1536
1537    return mOMX->setParameter(
1538            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1539}
1540
1541status_t ACodec::setupAC3Codec(
1542        bool encoder, int32_t numChannels, int32_t sampleRate) {
1543    status_t err = setupRawAudioFormat(
1544            encoder ? kPortIndexInput : kPortIndexOutput, sampleRate, numChannels);
1545
1546    if (err != OK) {
1547        return err;
1548    }
1549
1550    if (encoder) {
1551        ALOGW("AC3 encoding is not supported.");
1552        return INVALID_OPERATION;
1553    }
1554
1555    OMX_AUDIO_PARAM_ANDROID_AC3TYPE def;
1556    InitOMXParams(&def);
1557    def.nPortIndex = kPortIndexInput;
1558
1559    err = mOMX->getParameter(
1560            mNode,
1561            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1562            &def,
1563            sizeof(def));
1564
1565    if (err != OK) {
1566        return err;
1567    }
1568
1569    def.nChannels = numChannels;
1570    def.nSampleRate = sampleRate;
1571
1572    return mOMX->setParameter(
1573            mNode,
1574            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1575            &def,
1576            sizeof(def));
1577}
1578
1579static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(
1580        bool isAMRWB, int32_t bps) {
1581    if (isAMRWB) {
1582        if (bps <= 6600) {
1583            return OMX_AUDIO_AMRBandModeWB0;
1584        } else if (bps <= 8850) {
1585            return OMX_AUDIO_AMRBandModeWB1;
1586        } else if (bps <= 12650) {
1587            return OMX_AUDIO_AMRBandModeWB2;
1588        } else if (bps <= 14250) {
1589            return OMX_AUDIO_AMRBandModeWB3;
1590        } else if (bps <= 15850) {
1591            return OMX_AUDIO_AMRBandModeWB4;
1592        } else if (bps <= 18250) {
1593            return OMX_AUDIO_AMRBandModeWB5;
1594        } else if (bps <= 19850) {
1595            return OMX_AUDIO_AMRBandModeWB6;
1596        } else if (bps <= 23050) {
1597            return OMX_AUDIO_AMRBandModeWB7;
1598        }
1599
1600        // 23850 bps
1601        return OMX_AUDIO_AMRBandModeWB8;
1602    } else {  // AMRNB
1603        if (bps <= 4750) {
1604            return OMX_AUDIO_AMRBandModeNB0;
1605        } else if (bps <= 5150) {
1606            return OMX_AUDIO_AMRBandModeNB1;
1607        } else if (bps <= 5900) {
1608            return OMX_AUDIO_AMRBandModeNB2;
1609        } else if (bps <= 6700) {
1610            return OMX_AUDIO_AMRBandModeNB3;
1611        } else if (bps <= 7400) {
1612            return OMX_AUDIO_AMRBandModeNB4;
1613        } else if (bps <= 7950) {
1614            return OMX_AUDIO_AMRBandModeNB5;
1615        } else if (bps <= 10200) {
1616            return OMX_AUDIO_AMRBandModeNB6;
1617        }
1618
1619        // 12200 bps
1620        return OMX_AUDIO_AMRBandModeNB7;
1621    }
1622}
1623
1624status_t ACodec::setupAMRCodec(bool encoder, bool isWAMR, int32_t bitrate) {
1625    OMX_AUDIO_PARAM_AMRTYPE def;
1626    InitOMXParams(&def);
1627    def.nPortIndex = encoder ? kPortIndexOutput : kPortIndexInput;
1628
1629    status_t err =
1630        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1631
1632    if (err != OK) {
1633        return err;
1634    }
1635
1636    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1637    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitrate);
1638
1639    err = mOMX->setParameter(
1640            mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1641
1642    if (err != OK) {
1643        return err;
1644    }
1645
1646    return setupRawAudioFormat(
1647            encoder ? kPortIndexInput : kPortIndexOutput,
1648            isWAMR ? 16000 : 8000 /* sampleRate */,
1649            1 /* numChannels */);
1650}
1651
1652status_t ACodec::setupG711Codec(bool encoder, int32_t numChannels) {
1653    CHECK(!encoder);  // XXX TODO
1654
1655    return setupRawAudioFormat(
1656            kPortIndexInput, 8000 /* sampleRate */, numChannels);
1657}
1658
1659status_t ACodec::setupFlacCodec(
1660        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
1661
1662    if (encoder) {
1663        OMX_AUDIO_PARAM_FLACTYPE def;
1664        InitOMXParams(&def);
1665        def.nPortIndex = kPortIndexOutput;
1666
1667        // configure compression level
1668        status_t err = mOMX->getParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1669        if (err != OK) {
1670            ALOGE("setupFlacCodec(): Error %d getting OMX_IndexParamAudioFlac parameter", err);
1671            return err;
1672        }
1673        def.nCompressionLevel = compressionLevel;
1674        err = mOMX->setParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1675        if (err != OK) {
1676            ALOGE("setupFlacCodec(): Error %d setting OMX_IndexParamAudioFlac parameter", err);
1677            return err;
1678        }
1679    }
1680
1681    return setupRawAudioFormat(
1682            encoder ? kPortIndexInput : kPortIndexOutput,
1683            sampleRate,
1684            numChannels);
1685}
1686
1687status_t ACodec::setupRawAudioFormat(
1688        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1689    OMX_PARAM_PORTDEFINITIONTYPE def;
1690    InitOMXParams(&def);
1691    def.nPortIndex = portIndex;
1692
1693    status_t err = mOMX->getParameter(
1694            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1695
1696    if (err != OK) {
1697        return err;
1698    }
1699
1700    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
1701
1702    err = mOMX->setParameter(
1703            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1704
1705    if (err != OK) {
1706        return err;
1707    }
1708
1709    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1710    InitOMXParams(&pcmParams);
1711    pcmParams.nPortIndex = portIndex;
1712
1713    err = mOMX->getParameter(
1714            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1715
1716    if (err != OK) {
1717        return err;
1718    }
1719
1720    pcmParams.nChannels = numChannels;
1721    pcmParams.eNumData = OMX_NumericalDataSigned;
1722    pcmParams.bInterleaved = OMX_TRUE;
1723    pcmParams.nBitPerSample = 16;
1724    pcmParams.nSamplingRate = sampleRate;
1725    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1726
1727    if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
1728        return OMX_ErrorNone;
1729    }
1730
1731    return mOMX->setParameter(
1732            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1733}
1734
1735status_t ACodec::setVideoPortFormatType(
1736        OMX_U32 portIndex,
1737        OMX_VIDEO_CODINGTYPE compressionFormat,
1738        OMX_COLOR_FORMATTYPE colorFormat) {
1739    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1740    InitOMXParams(&format);
1741    format.nPortIndex = portIndex;
1742    format.nIndex = 0;
1743    bool found = false;
1744
1745    OMX_U32 index = 0;
1746    for (;;) {
1747        format.nIndex = index;
1748        status_t err = mOMX->getParameter(
1749                mNode, OMX_IndexParamVideoPortFormat,
1750                &format, sizeof(format));
1751
1752        if (err != OK) {
1753            return err;
1754        }
1755
1756        // The following assertion is violated by TI's video decoder.
1757        // CHECK_EQ(format.nIndex, index);
1758
1759        if (!strcmp("OMX.TI.Video.encoder", mComponentName.c_str())) {
1760            if (portIndex == kPortIndexInput
1761                    && colorFormat == format.eColorFormat) {
1762                // eCompressionFormat does not seem right.
1763                found = true;
1764                break;
1765            }
1766            if (portIndex == kPortIndexOutput
1767                    && compressionFormat == format.eCompressionFormat) {
1768                // eColorFormat does not seem right.
1769                found = true;
1770                break;
1771            }
1772        }
1773
1774        if (format.eCompressionFormat == compressionFormat
1775            && format.eColorFormat == colorFormat) {
1776            found = true;
1777            break;
1778        }
1779
1780        ++index;
1781    }
1782
1783    if (!found) {
1784        return UNKNOWN_ERROR;
1785    }
1786
1787    status_t err = mOMX->setParameter(
1788            mNode, OMX_IndexParamVideoPortFormat,
1789            &format, sizeof(format));
1790
1791    return err;
1792}
1793
1794status_t ACodec::setSupportedOutputFormat() {
1795    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1796    InitOMXParams(&format);
1797    format.nPortIndex = kPortIndexOutput;
1798    format.nIndex = 0;
1799
1800    status_t err = mOMX->getParameter(
1801            mNode, OMX_IndexParamVideoPortFormat,
1802            &format, sizeof(format));
1803    CHECK_EQ(err, (status_t)OK);
1804    CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1805
1806    return mOMX->setParameter(
1807            mNode, OMX_IndexParamVideoPortFormat,
1808            &format, sizeof(format));
1809}
1810
1811static const struct VideoCodingMapEntry {
1812    const char *mMime;
1813    OMX_VIDEO_CODINGTYPE mVideoCodingType;
1814} kVideoCodingMapEntry[] = {
1815    { MEDIA_MIMETYPE_VIDEO_AVC, OMX_VIDEO_CodingAVC },
1816    { MEDIA_MIMETYPE_VIDEO_HEVC, OMX_VIDEO_CodingHEVC },
1817    { MEDIA_MIMETYPE_VIDEO_MPEG4, OMX_VIDEO_CodingMPEG4 },
1818    { MEDIA_MIMETYPE_VIDEO_H263, OMX_VIDEO_CodingH263 },
1819    { MEDIA_MIMETYPE_VIDEO_MPEG2, OMX_VIDEO_CodingMPEG2 },
1820    { MEDIA_MIMETYPE_VIDEO_VP8, OMX_VIDEO_CodingVP8 },
1821    { MEDIA_MIMETYPE_VIDEO_VP9, OMX_VIDEO_CodingVP9 },
1822};
1823
1824static status_t GetVideoCodingTypeFromMime(
1825        const char *mime, OMX_VIDEO_CODINGTYPE *codingType) {
1826    for (size_t i = 0;
1827         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
1828         ++i) {
1829        if (!strcasecmp(mime, kVideoCodingMapEntry[i].mMime)) {
1830            *codingType = kVideoCodingMapEntry[i].mVideoCodingType;
1831            return OK;
1832        }
1833    }
1834
1835    *codingType = OMX_VIDEO_CodingUnused;
1836
1837    return ERROR_UNSUPPORTED;
1838}
1839
1840static status_t GetMimeTypeForVideoCoding(
1841        OMX_VIDEO_CODINGTYPE codingType, AString *mime) {
1842    for (size_t i = 0;
1843         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
1844         ++i) {
1845        if (codingType == kVideoCodingMapEntry[i].mVideoCodingType) {
1846            *mime = kVideoCodingMapEntry[i].mMime;
1847            return OK;
1848        }
1849    }
1850
1851    mime->clear();
1852
1853    return ERROR_UNSUPPORTED;
1854}
1855
1856status_t ACodec::setupVideoDecoder(
1857        const char *mime, int32_t width, int32_t height) {
1858    OMX_VIDEO_CODINGTYPE compressionFormat;
1859    status_t err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
1860
1861    if (err != OK) {
1862        return err;
1863    }
1864
1865    err = setVideoPortFormatType(
1866            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1867
1868    if (err != OK) {
1869        return err;
1870    }
1871
1872    err = setSupportedOutputFormat();
1873
1874    if (err != OK) {
1875        return err;
1876    }
1877
1878    err = setVideoFormatOnPort(
1879            kPortIndexInput, width, height, compressionFormat);
1880
1881    if (err != OK) {
1882        return err;
1883    }
1884
1885    err = setVideoFormatOnPort(
1886            kPortIndexOutput, width, height, OMX_VIDEO_CodingUnused);
1887
1888    if (err != OK) {
1889        return err;
1890    }
1891
1892    return OK;
1893}
1894
1895status_t ACodec::setupVideoEncoder(const char *mime, const sp<AMessage> &msg) {
1896    int32_t tmp;
1897    if (!msg->findInt32("color-format", &tmp)) {
1898        return INVALID_OPERATION;
1899    }
1900
1901    OMX_COLOR_FORMATTYPE colorFormat =
1902        static_cast<OMX_COLOR_FORMATTYPE>(tmp);
1903
1904    status_t err = setVideoPortFormatType(
1905            kPortIndexInput, OMX_VIDEO_CodingUnused, colorFormat);
1906
1907    if (err != OK) {
1908        ALOGE("[%s] does not support color format %d",
1909              mComponentName.c_str(), colorFormat);
1910
1911        return err;
1912    }
1913
1914    /* Input port configuration */
1915
1916    OMX_PARAM_PORTDEFINITIONTYPE def;
1917    InitOMXParams(&def);
1918
1919    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1920
1921    def.nPortIndex = kPortIndexInput;
1922
1923    err = mOMX->getParameter(
1924            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1925
1926    if (err != OK) {
1927        return err;
1928    }
1929
1930    int32_t width, height, bitrate;
1931    if (!msg->findInt32("width", &width)
1932            || !msg->findInt32("height", &height)
1933            || !msg->findInt32("bitrate", &bitrate)) {
1934        return INVALID_OPERATION;
1935    }
1936
1937    video_def->nFrameWidth = width;
1938    video_def->nFrameHeight = height;
1939
1940    int32_t stride;
1941    if (!msg->findInt32("stride", &stride)) {
1942        stride = width;
1943    }
1944
1945    video_def->nStride = stride;
1946
1947    int32_t sliceHeight;
1948    if (!msg->findInt32("slice-height", &sliceHeight)) {
1949        sliceHeight = height;
1950    }
1951
1952    video_def->nSliceHeight = sliceHeight;
1953
1954    def.nBufferSize = (video_def->nStride * video_def->nSliceHeight * 3) / 2;
1955
1956    float frameRate;
1957    if (!msg->findFloat("frame-rate", &frameRate)) {
1958        int32_t tmp;
1959        if (!msg->findInt32("frame-rate", &tmp)) {
1960            return INVALID_OPERATION;
1961        }
1962        frameRate = (float)tmp;
1963        mTimePerFrameUs = (int64_t) (1000000.0f / frameRate);
1964    }
1965
1966    video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
1967    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
1968    video_def->eColorFormat = colorFormat;
1969
1970    err = mOMX->setParameter(
1971            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1972
1973    if (err != OK) {
1974        ALOGE("[%s] failed to set input port definition parameters.",
1975              mComponentName.c_str());
1976
1977        return err;
1978    }
1979
1980    /* Output port configuration */
1981
1982    OMX_VIDEO_CODINGTYPE compressionFormat;
1983    err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
1984
1985    if (err != OK) {
1986        return err;
1987    }
1988
1989    err = setVideoPortFormatType(
1990            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
1991
1992    if (err != OK) {
1993        ALOGE("[%s] does not support compression format %d",
1994             mComponentName.c_str(), compressionFormat);
1995
1996        return err;
1997    }
1998
1999    def.nPortIndex = kPortIndexOutput;
2000
2001    err = mOMX->getParameter(
2002            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2003
2004    if (err != OK) {
2005        return err;
2006    }
2007
2008    video_def->nFrameWidth = width;
2009    video_def->nFrameHeight = height;
2010    video_def->xFramerate = 0;
2011    video_def->nBitrate = bitrate;
2012    video_def->eCompressionFormat = compressionFormat;
2013    video_def->eColorFormat = OMX_COLOR_FormatUnused;
2014
2015    err = mOMX->setParameter(
2016            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2017
2018    if (err != OK) {
2019        ALOGE("[%s] failed to set output port definition parameters.",
2020              mComponentName.c_str());
2021
2022        return err;
2023    }
2024
2025    switch (compressionFormat) {
2026        case OMX_VIDEO_CodingMPEG4:
2027            err = setupMPEG4EncoderParameters(msg);
2028            break;
2029
2030        case OMX_VIDEO_CodingH263:
2031            err = setupH263EncoderParameters(msg);
2032            break;
2033
2034        case OMX_VIDEO_CodingAVC:
2035            err = setupAVCEncoderParameters(msg);
2036            break;
2037
2038        case OMX_VIDEO_CodingHEVC:
2039            err = setupHEVCEncoderParameters(msg);
2040            break;
2041
2042        case OMX_VIDEO_CodingVP8:
2043        case OMX_VIDEO_CodingVP9:
2044            err = setupVPXEncoderParameters(msg);
2045            break;
2046
2047        default:
2048            break;
2049    }
2050
2051    ALOGI("setupVideoEncoder succeeded");
2052
2053    return err;
2054}
2055
2056status_t ACodec::setCyclicIntraMacroblockRefresh(const sp<AMessage> &msg, int32_t mode) {
2057    OMX_VIDEO_PARAM_INTRAREFRESHTYPE params;
2058    InitOMXParams(&params);
2059    params.nPortIndex = kPortIndexOutput;
2060
2061    params.eRefreshMode = static_cast<OMX_VIDEO_INTRAREFRESHTYPE>(mode);
2062
2063    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshCyclic ||
2064            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2065        int32_t mbs;
2066        if (!msg->findInt32("intra-refresh-CIR-mbs", &mbs)) {
2067            return INVALID_OPERATION;
2068        }
2069        params.nCirMBs = mbs;
2070    }
2071
2072    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshAdaptive ||
2073            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2074        int32_t mbs;
2075        if (!msg->findInt32("intra-refresh-AIR-mbs", &mbs)) {
2076            return INVALID_OPERATION;
2077        }
2078        params.nAirMBs = mbs;
2079
2080        int32_t ref;
2081        if (!msg->findInt32("intra-refresh-AIR-ref", &ref)) {
2082            return INVALID_OPERATION;
2083        }
2084        params.nAirRef = ref;
2085    }
2086
2087    status_t err = mOMX->setParameter(
2088            mNode, OMX_IndexParamVideoIntraRefresh,
2089            &params, sizeof(params));
2090    return err;
2091}
2092
2093static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
2094    if (iFramesInterval < 0) {
2095        return 0xFFFFFFFF;
2096    } else if (iFramesInterval == 0) {
2097        return 0;
2098    }
2099    OMX_U32 ret = frameRate * iFramesInterval;
2100    CHECK(ret > 1);
2101    return ret;
2102}
2103
2104static OMX_VIDEO_CONTROLRATETYPE getBitrateMode(const sp<AMessage> &msg) {
2105    int32_t tmp;
2106    if (!msg->findInt32("bitrate-mode", &tmp)) {
2107        return OMX_Video_ControlRateVariable;
2108    }
2109
2110    return static_cast<OMX_VIDEO_CONTROLRATETYPE>(tmp);
2111}
2112
2113status_t ACodec::setupMPEG4EncoderParameters(const sp<AMessage> &msg) {
2114    int32_t bitrate, iFrameInterval;
2115    if (!msg->findInt32("bitrate", &bitrate)
2116            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2117        return INVALID_OPERATION;
2118    }
2119
2120    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2121
2122    float frameRate;
2123    if (!msg->findFloat("frame-rate", &frameRate)) {
2124        int32_t tmp;
2125        if (!msg->findInt32("frame-rate", &tmp)) {
2126            return INVALID_OPERATION;
2127        }
2128        frameRate = (float)tmp;
2129    }
2130
2131    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
2132    InitOMXParams(&mpeg4type);
2133    mpeg4type.nPortIndex = kPortIndexOutput;
2134
2135    status_t err = mOMX->getParameter(
2136            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2137
2138    if (err != OK) {
2139        return err;
2140    }
2141
2142    mpeg4type.nSliceHeaderSpacing = 0;
2143    mpeg4type.bSVH = OMX_FALSE;
2144    mpeg4type.bGov = OMX_FALSE;
2145
2146    mpeg4type.nAllowedPictureTypes =
2147        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2148
2149    mpeg4type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2150    if (mpeg4type.nPFrames == 0) {
2151        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2152    }
2153    mpeg4type.nBFrames = 0;
2154    mpeg4type.nIDCVLCThreshold = 0;
2155    mpeg4type.bACPred = OMX_TRUE;
2156    mpeg4type.nMaxPacketSize = 256;
2157    mpeg4type.nTimeIncRes = 1000;
2158    mpeg4type.nHeaderExtension = 0;
2159    mpeg4type.bReversibleVLC = OMX_FALSE;
2160
2161    int32_t profile;
2162    if (msg->findInt32("profile", &profile)) {
2163        int32_t level;
2164        if (!msg->findInt32("level", &level)) {
2165            return INVALID_OPERATION;
2166        }
2167
2168        err = verifySupportForProfileAndLevel(profile, level);
2169
2170        if (err != OK) {
2171            return err;
2172        }
2173
2174        mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profile);
2175        mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(level);
2176    }
2177
2178    err = mOMX->setParameter(
2179            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2180
2181    if (err != OK) {
2182        return err;
2183    }
2184
2185    err = configureBitrate(bitrate, bitrateMode);
2186
2187    if (err != OK) {
2188        return err;
2189    }
2190
2191    return setupErrorCorrectionParameters();
2192}
2193
2194status_t ACodec::setupH263EncoderParameters(const sp<AMessage> &msg) {
2195    int32_t bitrate, iFrameInterval;
2196    if (!msg->findInt32("bitrate", &bitrate)
2197            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2198        return INVALID_OPERATION;
2199    }
2200
2201    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2202
2203    float frameRate;
2204    if (!msg->findFloat("frame-rate", &frameRate)) {
2205        int32_t tmp;
2206        if (!msg->findInt32("frame-rate", &tmp)) {
2207            return INVALID_OPERATION;
2208        }
2209        frameRate = (float)tmp;
2210    }
2211
2212    OMX_VIDEO_PARAM_H263TYPE h263type;
2213    InitOMXParams(&h263type);
2214    h263type.nPortIndex = kPortIndexOutput;
2215
2216    status_t err = mOMX->getParameter(
2217            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2218
2219    if (err != OK) {
2220        return err;
2221    }
2222
2223    h263type.nAllowedPictureTypes =
2224        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2225
2226    h263type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2227    if (h263type.nPFrames == 0) {
2228        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2229    }
2230    h263type.nBFrames = 0;
2231
2232    int32_t profile;
2233    if (msg->findInt32("profile", &profile)) {
2234        int32_t level;
2235        if (!msg->findInt32("level", &level)) {
2236            return INVALID_OPERATION;
2237        }
2238
2239        err = verifySupportForProfileAndLevel(profile, level);
2240
2241        if (err != OK) {
2242            return err;
2243        }
2244
2245        h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profile);
2246        h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(level);
2247    }
2248
2249    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
2250    h263type.bForceRoundingTypeToZero = OMX_FALSE;
2251    h263type.nPictureHeaderRepetition = 0;
2252    h263type.nGOBHeaderInterval = 0;
2253
2254    err = mOMX->setParameter(
2255            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2256
2257    if (err != OK) {
2258        return err;
2259    }
2260
2261    err = configureBitrate(bitrate, bitrateMode);
2262
2263    if (err != OK) {
2264        return err;
2265    }
2266
2267    return setupErrorCorrectionParameters();
2268}
2269
2270status_t ACodec::setupAVCEncoderParameters(const sp<AMessage> &msg) {
2271    int32_t bitrate, iFrameInterval;
2272    if (!msg->findInt32("bitrate", &bitrate)
2273            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2274        return INVALID_OPERATION;
2275    }
2276
2277    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2278
2279    float frameRate;
2280    if (!msg->findFloat("frame-rate", &frameRate)) {
2281        int32_t tmp;
2282        if (!msg->findInt32("frame-rate", &tmp)) {
2283            return INVALID_OPERATION;
2284        }
2285        frameRate = (float)tmp;
2286    }
2287
2288    status_t err = OK;
2289    int32_t intraRefreshMode = 0;
2290    if (msg->findInt32("intra-refresh-mode", &intraRefreshMode)) {
2291        err = setCyclicIntraMacroblockRefresh(msg, intraRefreshMode);
2292        if (err != OK) {
2293            ALOGE("Setting intra macroblock refresh mode (%d) failed: 0x%x",
2294                    err, intraRefreshMode);
2295            return err;
2296        }
2297    }
2298
2299    OMX_VIDEO_PARAM_AVCTYPE h264type;
2300    InitOMXParams(&h264type);
2301    h264type.nPortIndex = kPortIndexOutput;
2302
2303    err = mOMX->getParameter(
2304            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2305
2306    if (err != OK) {
2307        return err;
2308    }
2309
2310    h264type.nAllowedPictureTypes =
2311        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2312
2313    int32_t profile;
2314    if (msg->findInt32("profile", &profile)) {
2315        int32_t level;
2316        if (!msg->findInt32("level", &level)) {
2317            return INVALID_OPERATION;
2318        }
2319
2320        err = verifySupportForProfileAndLevel(profile, level);
2321
2322        if (err != OK) {
2323            return err;
2324        }
2325
2326        h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profile);
2327        h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(level);
2328    }
2329
2330    // XXX
2331    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
2332        ALOGW("Use baseline profile instead of %d for AVC recording",
2333            h264type.eProfile);
2334        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
2335    }
2336
2337    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
2338        h264type.nSliceHeaderSpacing = 0;
2339        h264type.bUseHadamard = OMX_TRUE;
2340        h264type.nRefFrames = 1;
2341        h264type.nBFrames = 0;
2342        h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2343        if (h264type.nPFrames == 0) {
2344            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2345        }
2346        h264type.nRefIdx10ActiveMinus1 = 0;
2347        h264type.nRefIdx11ActiveMinus1 = 0;
2348        h264type.bEntropyCodingCABAC = OMX_FALSE;
2349        h264type.bWeightedPPrediction = OMX_FALSE;
2350        h264type.bconstIpred = OMX_FALSE;
2351        h264type.bDirect8x8Inference = OMX_FALSE;
2352        h264type.bDirectSpatialTemporal = OMX_FALSE;
2353        h264type.nCabacInitIdc = 0;
2354    }
2355
2356    if (h264type.nBFrames != 0) {
2357        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
2358    }
2359
2360    h264type.bEnableUEP = OMX_FALSE;
2361    h264type.bEnableFMO = OMX_FALSE;
2362    h264type.bEnableASO = OMX_FALSE;
2363    h264type.bEnableRS = OMX_FALSE;
2364    h264type.bFrameMBsOnly = OMX_TRUE;
2365    h264type.bMBAFF = OMX_FALSE;
2366    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
2367
2368    err = mOMX->setParameter(
2369            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2370
2371    if (err != OK) {
2372        return err;
2373    }
2374
2375    return configureBitrate(bitrate, bitrateMode);
2376}
2377
2378status_t ACodec::setupHEVCEncoderParameters(const sp<AMessage> &msg) {
2379    int32_t bitrate, iFrameInterval;
2380    if (!msg->findInt32("bitrate", &bitrate)
2381            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2382        return INVALID_OPERATION;
2383    }
2384
2385    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2386
2387    float frameRate;
2388    if (!msg->findFloat("frame-rate", &frameRate)) {
2389        int32_t tmp;
2390        if (!msg->findInt32("frame-rate", &tmp)) {
2391            return INVALID_OPERATION;
2392        }
2393        frameRate = (float)tmp;
2394    }
2395
2396    OMX_VIDEO_PARAM_HEVCTYPE hevcType;
2397    InitOMXParams(&hevcType);
2398    hevcType.nPortIndex = kPortIndexOutput;
2399
2400    status_t err = OK;
2401    err = mOMX->getParameter(
2402            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2403    if (err != OK) {
2404        return err;
2405    }
2406
2407    int32_t profile;
2408    if (msg->findInt32("profile", &profile)) {
2409        int32_t level;
2410        if (!msg->findInt32("level", &level)) {
2411            return INVALID_OPERATION;
2412        }
2413
2414        err = verifySupportForProfileAndLevel(profile, level);
2415        if (err != OK) {
2416            return err;
2417        }
2418
2419        hevcType.eProfile = static_cast<OMX_VIDEO_HEVCPROFILETYPE>(profile);
2420        hevcType.eLevel = static_cast<OMX_VIDEO_HEVCLEVELTYPE>(level);
2421    }
2422
2423    // TODO: Need OMX structure definition for setting iFrameInterval
2424
2425    err = mOMX->setParameter(
2426            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2427    if (err != OK) {
2428        return err;
2429    }
2430
2431    return configureBitrate(bitrate, bitrateMode);
2432}
2433
2434status_t ACodec::setupVPXEncoderParameters(const sp<AMessage> &msg) {
2435    int32_t bitrate;
2436    int32_t iFrameInterval = 0;
2437    size_t tsLayers = 0;
2438    OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE pattern =
2439        OMX_VIDEO_VPXTemporalLayerPatternNone;
2440    static const uint32_t kVp8LayerRateAlloction
2441        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS]
2442        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS] = {
2443        {100, 100, 100},  // 1 layer
2444        { 60, 100, 100},  // 2 layers {60%, 40%}
2445        { 40,  60, 100},  // 3 layers {40%, 20%, 40%}
2446    };
2447    if (!msg->findInt32("bitrate", &bitrate)) {
2448        return INVALID_OPERATION;
2449    }
2450    msg->findInt32("i-frame-interval", &iFrameInterval);
2451
2452    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2453
2454    float frameRate;
2455    if (!msg->findFloat("frame-rate", &frameRate)) {
2456        int32_t tmp;
2457        if (!msg->findInt32("frame-rate", &tmp)) {
2458            return INVALID_OPERATION;
2459        }
2460        frameRate = (float)tmp;
2461    }
2462
2463    AString tsSchema;
2464    if (msg->findString("ts-schema", &tsSchema)) {
2465        if (tsSchema == "webrtc.vp8.1-layer") {
2466            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2467            tsLayers = 1;
2468        } else if (tsSchema == "webrtc.vp8.2-layer") {
2469            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2470            tsLayers = 2;
2471        } else if (tsSchema == "webrtc.vp8.3-layer") {
2472            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2473            tsLayers = 3;
2474        } else {
2475            ALOGW("Unsupported ts-schema [%s]", tsSchema.c_str());
2476        }
2477    }
2478
2479    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2480    InitOMXParams(&vp8type);
2481    vp8type.nPortIndex = kPortIndexOutput;
2482    status_t err = mOMX->getParameter(
2483            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2484            &vp8type, sizeof(vp8type));
2485
2486    if (err == OK) {
2487        if (iFrameInterval > 0) {
2488            vp8type.nKeyFrameInterval = setPFramesSpacing(iFrameInterval, frameRate);
2489        }
2490        vp8type.eTemporalPattern = pattern;
2491        vp8type.nTemporalLayerCount = tsLayers;
2492        if (tsLayers > 0) {
2493            for (size_t i = 0; i < OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS; i++) {
2494                vp8type.nTemporalLayerBitrateRatio[i] =
2495                    kVp8LayerRateAlloction[tsLayers - 1][i];
2496            }
2497        }
2498        if (bitrateMode == OMX_Video_ControlRateConstant) {
2499            vp8type.nMinQuantizer = 2;
2500            vp8type.nMaxQuantizer = 63;
2501        }
2502
2503        err = mOMX->setParameter(
2504                mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2505                &vp8type, sizeof(vp8type));
2506        if (err != OK) {
2507            ALOGW("Extended VP8 parameters set failed: %d", err);
2508        }
2509    }
2510
2511    return configureBitrate(bitrate, bitrateMode);
2512}
2513
2514status_t ACodec::verifySupportForProfileAndLevel(
2515        int32_t profile, int32_t level) {
2516    OMX_VIDEO_PARAM_PROFILELEVELTYPE params;
2517    InitOMXParams(&params);
2518    params.nPortIndex = kPortIndexOutput;
2519
2520    for (params.nProfileIndex = 0;; ++params.nProfileIndex) {
2521        status_t err = mOMX->getParameter(
2522                mNode,
2523                OMX_IndexParamVideoProfileLevelQuerySupported,
2524                &params,
2525                sizeof(params));
2526
2527        if (err != OK) {
2528            return err;
2529        }
2530
2531        int32_t supportedProfile = static_cast<int32_t>(params.eProfile);
2532        int32_t supportedLevel = static_cast<int32_t>(params.eLevel);
2533
2534        if (profile == supportedProfile && level <= supportedLevel) {
2535            return OK;
2536        }
2537    }
2538}
2539
2540status_t ACodec::configureBitrate(
2541        int32_t bitrate, OMX_VIDEO_CONTROLRATETYPE bitrateMode) {
2542    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
2543    InitOMXParams(&bitrateType);
2544    bitrateType.nPortIndex = kPortIndexOutput;
2545
2546    status_t err = mOMX->getParameter(
2547            mNode, OMX_IndexParamVideoBitrate,
2548            &bitrateType, sizeof(bitrateType));
2549
2550    if (err != OK) {
2551        return err;
2552    }
2553
2554    bitrateType.eControlRate = bitrateMode;
2555    bitrateType.nTargetBitrate = bitrate;
2556
2557    return mOMX->setParameter(
2558            mNode, OMX_IndexParamVideoBitrate,
2559            &bitrateType, sizeof(bitrateType));
2560}
2561
2562status_t ACodec::setupErrorCorrectionParameters() {
2563    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
2564    InitOMXParams(&errorCorrectionType);
2565    errorCorrectionType.nPortIndex = kPortIndexOutput;
2566
2567    status_t err = mOMX->getParameter(
2568            mNode, OMX_IndexParamVideoErrorCorrection,
2569            &errorCorrectionType, sizeof(errorCorrectionType));
2570
2571    if (err != OK) {
2572        return OK;  // Optional feature. Ignore this failure
2573    }
2574
2575    errorCorrectionType.bEnableHEC = OMX_FALSE;
2576    errorCorrectionType.bEnableResync = OMX_TRUE;
2577    errorCorrectionType.nResynchMarkerSpacing = 256;
2578    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
2579    errorCorrectionType.bEnableRVLC = OMX_FALSE;
2580
2581    return mOMX->setParameter(
2582            mNode, OMX_IndexParamVideoErrorCorrection,
2583            &errorCorrectionType, sizeof(errorCorrectionType));
2584}
2585
2586status_t ACodec::setVideoFormatOnPort(
2587        OMX_U32 portIndex,
2588        int32_t width, int32_t height, OMX_VIDEO_CODINGTYPE compressionFormat) {
2589    OMX_PARAM_PORTDEFINITIONTYPE def;
2590    InitOMXParams(&def);
2591    def.nPortIndex = portIndex;
2592
2593    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2594
2595    status_t err = mOMX->getParameter(
2596            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2597
2598    CHECK_EQ(err, (status_t)OK);
2599
2600    if (portIndex == kPortIndexInput) {
2601        // XXX Need a (much) better heuristic to compute input buffer sizes.
2602        const size_t X = 64 * 1024;
2603        if (def.nBufferSize < X) {
2604            def.nBufferSize = X;
2605        }
2606    }
2607
2608    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
2609
2610    video_def->nFrameWidth = width;
2611    video_def->nFrameHeight = height;
2612
2613    if (portIndex == kPortIndexInput) {
2614        video_def->eCompressionFormat = compressionFormat;
2615        video_def->eColorFormat = OMX_COLOR_FormatUnused;
2616    }
2617
2618    err = mOMX->setParameter(
2619            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2620
2621    return err;
2622}
2623
2624status_t ACodec::initNativeWindow() {
2625    if (mNativeWindow != NULL) {
2626        return mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
2627    }
2628
2629    mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_FALSE);
2630    return OK;
2631}
2632
2633size_t ACodec::countBuffersOwnedByComponent(OMX_U32 portIndex) const {
2634    size_t n = 0;
2635
2636    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2637        const BufferInfo &info = mBuffers[portIndex].itemAt(i);
2638
2639        if (info.mStatus == BufferInfo::OWNED_BY_COMPONENT) {
2640            ++n;
2641        }
2642    }
2643
2644    return n;
2645}
2646
2647size_t ACodec::countBuffersOwnedByNativeWindow() const {
2648    size_t n = 0;
2649
2650    for (size_t i = 0; i < mBuffers[kPortIndexOutput].size(); ++i) {
2651        const BufferInfo &info = mBuffers[kPortIndexOutput].itemAt(i);
2652
2653        if (info.mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2654            ++n;
2655        }
2656    }
2657
2658    return n;
2659}
2660
2661void ACodec::waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs() {
2662    if (mNativeWindow == NULL) {
2663        return;
2664    }
2665
2666    while (countBuffersOwnedByNativeWindow() > mNumUndequeuedBuffers
2667            && dequeueBufferFromNativeWindow() != NULL) {
2668        // these buffers will be submitted as regular buffers; account for this
2669        if (mStoreMetaDataInOutputBuffers && mMetaDataBuffersToSubmit > 0) {
2670            --mMetaDataBuffersToSubmit;
2671        }
2672    }
2673}
2674
2675bool ACodec::allYourBuffersAreBelongToUs(
2676        OMX_U32 portIndex) {
2677    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2678        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
2679
2680        if (info->mStatus != BufferInfo::OWNED_BY_US
2681                && info->mStatus != BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2682            ALOGV("[%s] Buffer %u on port %u still has status %d",
2683                    mComponentName.c_str(),
2684                    info->mBufferID, portIndex, info->mStatus);
2685            return false;
2686        }
2687    }
2688
2689    return true;
2690}
2691
2692bool ACodec::allYourBuffersAreBelongToUs() {
2693    return allYourBuffersAreBelongToUs(kPortIndexInput)
2694        && allYourBuffersAreBelongToUs(kPortIndexOutput);
2695}
2696
2697void ACodec::deferMessage(const sp<AMessage> &msg) {
2698    bool wasEmptyBefore = mDeferredQueue.empty();
2699    mDeferredQueue.push_back(msg);
2700}
2701
2702void ACodec::processDeferredMessages() {
2703    List<sp<AMessage> > queue = mDeferredQueue;
2704    mDeferredQueue.clear();
2705
2706    List<sp<AMessage> >::iterator it = queue.begin();
2707    while (it != queue.end()) {
2708        onMessageReceived(*it++);
2709    }
2710}
2711
2712status_t ACodec::getPortFormat(OMX_U32 portIndex, sp<AMessage> &notify) {
2713    // TODO: catch errors an return them instead of using CHECK
2714    OMX_PARAM_PORTDEFINITIONTYPE def;
2715    InitOMXParams(&def);
2716    def.nPortIndex = portIndex;
2717
2718    CHECK_EQ(mOMX->getParameter(
2719                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
2720             (status_t)OK);
2721
2722    CHECK_EQ((int)def.eDir,
2723            (int)(portIndex == kPortIndexOutput ? OMX_DirOutput : OMX_DirInput));
2724
2725    switch (def.eDomain) {
2726        case OMX_PortDomainVideo:
2727        {
2728            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2729            switch ((int)videoDef->eCompressionFormat) {
2730                case OMX_VIDEO_CodingUnused:
2731                {
2732                    CHECK(mIsEncoder ^ (portIndex == kPortIndexOutput));
2733                    notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
2734
2735                    notify->setInt32("stride", videoDef->nStride);
2736                    notify->setInt32("slice-height", videoDef->nSliceHeight);
2737                    notify->setInt32("color-format", videoDef->eColorFormat);
2738
2739                    OMX_CONFIG_RECTTYPE rect;
2740                    InitOMXParams(&rect);
2741                    rect.nPortIndex = kPortIndexOutput;
2742
2743                    if (mOMX->getConfig(
2744                                mNode, OMX_IndexConfigCommonOutputCrop,
2745                                &rect, sizeof(rect)) != OK) {
2746                        rect.nLeft = 0;
2747                        rect.nTop = 0;
2748                        rect.nWidth = videoDef->nFrameWidth;
2749                        rect.nHeight = videoDef->nFrameHeight;
2750                    }
2751
2752                    CHECK_GE(rect.nLeft, 0);
2753                    CHECK_GE(rect.nTop, 0);
2754                    CHECK_GE(rect.nWidth, 0u);
2755                    CHECK_GE(rect.nHeight, 0u);
2756                    CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
2757                    CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
2758
2759                    notify->setRect(
2760                            "crop",
2761                            rect.nLeft,
2762                            rect.nTop,
2763                            rect.nLeft + rect.nWidth - 1,
2764                            rect.nTop + rect.nHeight - 1);
2765
2766                    break;
2767                }
2768                default:
2769                {
2770                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
2771                    AString mime;
2772                    if (GetMimeTypeForVideoCoding(
2773                        videoDef->eCompressionFormat, &mime) != OK) {
2774                        notify->setString("mime", "application/octet-stream");
2775                    } else {
2776                        notify->setString("mime", mime.c_str());
2777                    }
2778                    break;
2779                }
2780            }
2781
2782            notify->setInt32("width", videoDef->nFrameWidth);
2783            notify->setInt32("height", videoDef->nFrameHeight);
2784            break;
2785        }
2786
2787        case OMX_PortDomainAudio:
2788        {
2789            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2790
2791            switch ((int)audioDef->eEncoding) {
2792                case OMX_AUDIO_CodingPCM:
2793                {
2794                    OMX_AUDIO_PARAM_PCMMODETYPE params;
2795                    InitOMXParams(&params);
2796                    params.nPortIndex = portIndex;
2797
2798                    CHECK_EQ(mOMX->getParameter(
2799                                mNode, OMX_IndexParamAudioPcm,
2800                                &params, sizeof(params)),
2801                             (status_t)OK);
2802
2803                    CHECK_GT(params.nChannels, 0);
2804                    CHECK(params.nChannels == 1 || params.bInterleaved);
2805                    CHECK_EQ(params.nBitPerSample, 16u);
2806
2807                    CHECK_EQ((int)params.eNumData,
2808                             (int)OMX_NumericalDataSigned);
2809
2810                    CHECK_EQ((int)params.ePCMMode,
2811                             (int)OMX_AUDIO_PCMModeLinear);
2812
2813                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
2814                    notify->setInt32("channel-count", params.nChannels);
2815                    notify->setInt32("sample-rate", params.nSamplingRate);
2816
2817                    if (mChannelMaskPresent) {
2818                        notify->setInt32("channel-mask", mChannelMask);
2819                    }
2820                    break;
2821                }
2822
2823                case OMX_AUDIO_CodingAAC:
2824                {
2825                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
2826                    InitOMXParams(&params);
2827                    params.nPortIndex = portIndex;
2828
2829                    CHECK_EQ(mOMX->getParameter(
2830                                mNode, OMX_IndexParamAudioAac,
2831                                &params, sizeof(params)),
2832                             (status_t)OK);
2833
2834                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
2835                    notify->setInt32("channel-count", params.nChannels);
2836                    notify->setInt32("sample-rate", params.nSampleRate);
2837                    break;
2838                }
2839
2840                case OMX_AUDIO_CodingAMR:
2841                {
2842                    OMX_AUDIO_PARAM_AMRTYPE params;
2843                    InitOMXParams(&params);
2844                    params.nPortIndex = portIndex;
2845
2846                    CHECK_EQ(mOMX->getParameter(
2847                                mNode, OMX_IndexParamAudioAmr,
2848                                &params, sizeof(params)),
2849                             (status_t)OK);
2850
2851                    notify->setInt32("channel-count", 1);
2852                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
2853                        notify->setString(
2854                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
2855
2856                        notify->setInt32("sample-rate", 16000);
2857                    } else {
2858                        notify->setString(
2859                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
2860
2861                        notify->setInt32("sample-rate", 8000);
2862                    }
2863                    break;
2864                }
2865
2866                case OMX_AUDIO_CodingFLAC:
2867                {
2868                    OMX_AUDIO_PARAM_FLACTYPE params;
2869                    InitOMXParams(&params);
2870                    params.nPortIndex = portIndex;
2871
2872                    CHECK_EQ(mOMX->getParameter(
2873                                mNode, OMX_IndexParamAudioFlac,
2874                                &params, sizeof(params)),
2875                             (status_t)OK);
2876
2877                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
2878                    notify->setInt32("channel-count", params.nChannels);
2879                    notify->setInt32("sample-rate", params.nSampleRate);
2880                    break;
2881                }
2882
2883                case OMX_AUDIO_CodingMP3:
2884                {
2885                    OMX_AUDIO_PARAM_MP3TYPE params;
2886                    InitOMXParams(&params);
2887                    params.nPortIndex = portIndex;
2888
2889                    CHECK_EQ(mOMX->getParameter(
2890                                mNode, OMX_IndexParamAudioMp3,
2891                                &params, sizeof(params)),
2892                             (status_t)OK);
2893
2894                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
2895                    notify->setInt32("channel-count", params.nChannels);
2896                    notify->setInt32("sample-rate", params.nSampleRate);
2897                    break;
2898                }
2899
2900                case OMX_AUDIO_CodingVORBIS:
2901                {
2902                    OMX_AUDIO_PARAM_VORBISTYPE params;
2903                    InitOMXParams(&params);
2904                    params.nPortIndex = portIndex;
2905
2906                    CHECK_EQ(mOMX->getParameter(
2907                                mNode, OMX_IndexParamAudioVorbis,
2908                                &params, sizeof(params)),
2909                             (status_t)OK);
2910
2911                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
2912                    notify->setInt32("channel-count", params.nChannels);
2913                    notify->setInt32("sample-rate", params.nSampleRate);
2914                    break;
2915                }
2916
2917                case OMX_AUDIO_CodingAndroidAC3:
2918                {
2919                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
2920                    InitOMXParams(&params);
2921                    params.nPortIndex = portIndex;
2922
2923                    CHECK_EQ((status_t)OK, mOMX->getParameter(
2924                            mNode,
2925                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
2926                            &params,
2927                            sizeof(params)));
2928
2929                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
2930                    notify->setInt32("channel-count", params.nChannels);
2931                    notify->setInt32("sample-rate", params.nSampleRate);
2932                    break;
2933                }
2934
2935                case OMX_AUDIO_CodingAndroidOPUS:
2936                {
2937                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
2938                    InitOMXParams(&params);
2939                    params.nPortIndex = portIndex;
2940
2941                    CHECK_EQ((status_t)OK, mOMX->getParameter(
2942                            mNode,
2943                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
2944                            &params,
2945                            sizeof(params)));
2946
2947                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
2948                    notify->setInt32("channel-count", params.nChannels);
2949                    notify->setInt32("sample-rate", params.nSampleRate);
2950                    break;
2951                }
2952
2953                default:
2954                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
2955                    TRESPASS();
2956            }
2957            break;
2958        }
2959
2960        default:
2961            TRESPASS();
2962    }
2963
2964    return OK;
2965}
2966
2967void ACodec::sendFormatChange(const sp<AMessage> &reply) {
2968    sp<AMessage> notify = mNotify->dup();
2969    notify->setInt32("what", kWhatOutputFormatChanged);
2970
2971    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
2972
2973    AString mime;
2974    CHECK(notify->findString("mime", &mime));
2975
2976    int32_t left, top, right, bottom;
2977    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
2978        mNativeWindow != NULL &&
2979        notify->findRect("crop", &left, &top, &right, &bottom)) {
2980        // notify renderer of the crop change
2981        // NOTE: native window uses extended right-bottom coordinate
2982        reply->setRect("crop", left, top, right + 1, bottom + 1);
2983    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
2984               (mEncoderDelay || mEncoderPadding)) {
2985        int32_t channelCount;
2986        CHECK(notify->findInt32("channel-count", &channelCount));
2987        size_t frameSize = channelCount * sizeof(int16_t);
2988        if (mSkipCutBuffer != NULL) {
2989            size_t prevbufsize = mSkipCutBuffer->size();
2990            if (prevbufsize != 0) {
2991                ALOGW("Replacing SkipCutBuffer holding %d "
2992                      "bytes",
2993                      prevbufsize);
2994            }
2995        }
2996        mSkipCutBuffer = new SkipCutBuffer(
2997                mEncoderDelay * frameSize,
2998                mEncoderPadding * frameSize);
2999    }
3000
3001    notify->post();
3002
3003    mSentFormat = true;
3004}
3005
3006void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3007    sp<AMessage> notify = mNotify->dup();
3008    notify->setInt32("what", CodecBase::kWhatError);
3009    notify->setInt32("omx-error", error);
3010    notify->setInt32("err", internalError);
3011    notify->post();
3012}
3013
3014status_t ACodec::pushBlankBuffersToNativeWindow() {
3015    status_t err = NO_ERROR;
3016    ANativeWindowBuffer* anb = NULL;
3017    int numBufs = 0;
3018    int minUndequeuedBufs = 0;
3019
3020    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3021    // no frames get dropped by SurfaceFlinger assuming that these are video
3022    // frames.
3023    err = native_window_api_disconnect(mNativeWindow.get(),
3024            NATIVE_WINDOW_API_MEDIA);
3025    if (err != NO_ERROR) {
3026        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3027                strerror(-err), -err);
3028        return err;
3029    }
3030
3031    err = native_window_api_connect(mNativeWindow.get(),
3032            NATIVE_WINDOW_API_CPU);
3033    if (err != NO_ERROR) {
3034        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3035                strerror(-err), -err);
3036        return err;
3037    }
3038
3039    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3040            HAL_PIXEL_FORMAT_RGBX_8888);
3041    if (err != NO_ERROR) {
3042        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3043                strerror(-err), -err);
3044        goto error;
3045    }
3046
3047    err = native_window_set_scaling_mode(mNativeWindow.get(),
3048                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3049    if (err != NO_ERROR) {
3050        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3051              strerror(-err), -err);
3052        goto error;
3053    }
3054
3055    err = native_window_set_usage(mNativeWindow.get(),
3056            GRALLOC_USAGE_SW_WRITE_OFTEN);
3057    if (err != NO_ERROR) {
3058        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3059                strerror(-err), -err);
3060        goto error;
3061    }
3062
3063    err = mNativeWindow->query(mNativeWindow.get(),
3064            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3065    if (err != NO_ERROR) {
3066        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3067                "failed: %s (%d)", strerror(-err), -err);
3068        goto error;
3069    }
3070
3071    numBufs = minUndequeuedBufs + 1;
3072    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3073    if (err != NO_ERROR) {
3074        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3075                strerror(-err), -err);
3076        goto error;
3077    }
3078
3079    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3080    // buffer twice.  This should guarantee that the buffer has been displayed
3081    // on the screen and then been replaced, so an previous video frames are
3082    // guaranteed NOT to be currently displayed.
3083    for (int i = 0; i < numBufs + 1; i++) {
3084        int fenceFd = -1;
3085        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3086        if (err != NO_ERROR) {
3087            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3088                    strerror(-err), -err);
3089            goto error;
3090        }
3091
3092        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3093
3094        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3095        uint32_t* img = NULL;
3096        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3097        if (err != NO_ERROR) {
3098            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3099                    strerror(-err), -err);
3100            goto error;
3101        }
3102
3103        *img = 0;
3104
3105        err = buf->unlock();
3106        if (err != NO_ERROR) {
3107            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3108                    strerror(-err), -err);
3109            goto error;
3110        }
3111
3112        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3113                buf->getNativeBuffer(), -1);
3114        if (err != NO_ERROR) {
3115            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3116                    strerror(-err), -err);
3117            goto error;
3118        }
3119
3120        anb = NULL;
3121    }
3122
3123error:
3124
3125    if (err != NO_ERROR) {
3126        // Clean up after an error.
3127        if (anb != NULL) {
3128            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3129        }
3130
3131        native_window_api_disconnect(mNativeWindow.get(),
3132                NATIVE_WINDOW_API_CPU);
3133        native_window_api_connect(mNativeWindow.get(),
3134                NATIVE_WINDOW_API_MEDIA);
3135
3136        return err;
3137    } else {
3138        // Clean up after success.
3139        err = native_window_api_disconnect(mNativeWindow.get(),
3140                NATIVE_WINDOW_API_CPU);
3141        if (err != NO_ERROR) {
3142            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3143                    strerror(-err), -err);
3144            return err;
3145        }
3146
3147        err = native_window_api_connect(mNativeWindow.get(),
3148                NATIVE_WINDOW_API_MEDIA);
3149        if (err != NO_ERROR) {
3150            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3151                    strerror(-err), -err);
3152            return err;
3153        }
3154
3155        return NO_ERROR;
3156    }
3157}
3158
3159////////////////////////////////////////////////////////////////////////////////
3160
3161ACodec::PortDescription::PortDescription() {
3162}
3163
3164status_t ACodec::requestIDRFrame() {
3165    if (!mIsEncoder) {
3166        return ERROR_UNSUPPORTED;
3167    }
3168
3169    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3170    InitOMXParams(&params);
3171
3172    params.nPortIndex = kPortIndexOutput;
3173    params.IntraRefreshVOP = OMX_TRUE;
3174
3175    return mOMX->setConfig(
3176            mNode,
3177            OMX_IndexConfigVideoIntraVOPRefresh,
3178            &params,
3179            sizeof(params));
3180}
3181
3182void ACodec::PortDescription::addBuffer(
3183        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3184    mBufferIDs.push_back(id);
3185    mBuffers.push_back(buffer);
3186}
3187
3188size_t ACodec::PortDescription::countBuffers() {
3189    return mBufferIDs.size();
3190}
3191
3192IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3193    return mBufferIDs.itemAt(index);
3194}
3195
3196sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3197    return mBuffers.itemAt(index);
3198}
3199
3200////////////////////////////////////////////////////////////////////////////////
3201
3202ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3203    : AState(parentState),
3204      mCodec(codec) {
3205}
3206
3207ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3208        OMX_U32 /* portIndex */) {
3209    return KEEP_BUFFERS;
3210}
3211
3212bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3213    switch (msg->what()) {
3214        case kWhatInputBufferFilled:
3215        {
3216            onInputBufferFilled(msg);
3217            break;
3218        }
3219
3220        case kWhatOutputBufferDrained:
3221        {
3222            onOutputBufferDrained(msg);
3223            break;
3224        }
3225
3226        case ACodec::kWhatOMXMessage:
3227        {
3228            return onOMXMessage(msg);
3229        }
3230
3231        case ACodec::kWhatCreateInputSurface:
3232        case ACodec::kWhatSignalEndOfInputStream:
3233        {
3234            ALOGE("Message 0x%x was not handled", msg->what());
3235            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3236            return true;
3237        }
3238
3239        case ACodec::kWhatOMXDied:
3240        {
3241            ALOGE("OMX/mediaserver died, signalling error!");
3242            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3243            break;
3244        }
3245
3246        default:
3247            return false;
3248    }
3249
3250    return true;
3251}
3252
3253bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3254    int32_t type;
3255    CHECK(msg->findInt32("type", &type));
3256
3257    // there is a possibility that this is an outstanding message for a
3258    // codec that we have already destroyed
3259    if (mCodec->mNode == NULL) {
3260        ALOGI("ignoring message as already freed component: %s",
3261                msg->debugString().c_str());
3262        return true;
3263    }
3264
3265    IOMX::node_id nodeID;
3266    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3267    CHECK_EQ(nodeID, mCodec->mNode);
3268
3269    switch (type) {
3270        case omx_message::EVENT:
3271        {
3272            int32_t event, data1, data2;
3273            CHECK(msg->findInt32("event", &event));
3274            CHECK(msg->findInt32("data1", &data1));
3275            CHECK(msg->findInt32("data2", &data2));
3276
3277            if (event == OMX_EventCmdComplete
3278                    && data1 == OMX_CommandFlush
3279                    && data2 == (int32_t)OMX_ALL) {
3280                // Use of this notification is not consistent across
3281                // implementations. We'll drop this notification and rely
3282                // on flush-complete notifications on the individual port
3283                // indices instead.
3284
3285                return true;
3286            }
3287
3288            return onOMXEvent(
3289                    static_cast<OMX_EVENTTYPE>(event),
3290                    static_cast<OMX_U32>(data1),
3291                    static_cast<OMX_U32>(data2));
3292        }
3293
3294        case omx_message::EMPTY_BUFFER_DONE:
3295        {
3296            IOMX::buffer_id bufferID;
3297            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3298
3299            return onOMXEmptyBufferDone(bufferID);
3300        }
3301
3302        case omx_message::FILL_BUFFER_DONE:
3303        {
3304            IOMX::buffer_id bufferID;
3305            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3306
3307            int32_t rangeOffset, rangeLength, flags;
3308            int64_t timeUs;
3309
3310            CHECK(msg->findInt32("range_offset", &rangeOffset));
3311            CHECK(msg->findInt32("range_length", &rangeLength));
3312            CHECK(msg->findInt32("flags", &flags));
3313            CHECK(msg->findInt64("timestamp", &timeUs));
3314
3315            return onOMXFillBufferDone(
3316                    bufferID,
3317                    (size_t)rangeOffset, (size_t)rangeLength,
3318                    (OMX_U32)flags,
3319                    timeUs);
3320        }
3321
3322        default:
3323            TRESPASS();
3324            break;
3325    }
3326}
3327
3328bool ACodec::BaseState::onOMXEvent(
3329        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3330    if (event != OMX_EventError) {
3331        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
3332             mCodec->mComponentName.c_str(), event, data1, data2);
3333
3334        return false;
3335    }
3336
3337    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
3338
3339    mCodec->signalError((OMX_ERRORTYPE)data1);
3340
3341    return true;
3342}
3343
3344bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
3345    ALOGV("[%s] onOMXEmptyBufferDone %p",
3346         mCodec->mComponentName.c_str(), bufferID);
3347
3348    BufferInfo *info =
3349        mCodec->findBufferByID(kPortIndexInput, bufferID);
3350
3351    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3352    info->mStatus = BufferInfo::OWNED_BY_US;
3353
3354    const sp<AMessage> &bufferMeta = info->mData->meta();
3355    void *mediaBuffer;
3356    if (bufferMeta->findPointer("mediaBuffer", &mediaBuffer)
3357            && mediaBuffer != NULL) {
3358        // We're in "store-metadata-in-buffers" mode, the underlying
3359        // OMX component had access to data that's implicitly refcounted
3360        // by this "mediaBuffer" object. Now that the OMX component has
3361        // told us that it's done with the input buffer, we can decrement
3362        // the mediaBuffer's reference count.
3363
3364        ALOGV("releasing mbuf %p", mediaBuffer);
3365
3366        ((MediaBuffer *)mediaBuffer)->release();
3367        mediaBuffer = NULL;
3368
3369        bufferMeta->setPointer("mediaBuffer", NULL);
3370    }
3371
3372    PortMode mode = getPortMode(kPortIndexInput);
3373
3374    switch (mode) {
3375        case KEEP_BUFFERS:
3376            break;
3377
3378        case RESUBMIT_BUFFERS:
3379            postFillThisBuffer(info);
3380            break;
3381
3382        default:
3383        {
3384            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3385            TRESPASS();  // Not currently used
3386            break;
3387        }
3388    }
3389
3390    return true;
3391}
3392
3393void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
3394    if (mCodec->mPortEOS[kPortIndexInput]) {
3395        return;
3396    }
3397
3398    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3399
3400    sp<AMessage> notify = mCodec->mNotify->dup();
3401    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
3402    notify->setInt32("buffer-id", info->mBufferID);
3403
3404    info->mData->meta()->clear();
3405    notify->setBuffer("buffer", info->mData);
3406
3407    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3408    reply->setInt32("buffer-id", info->mBufferID);
3409
3410    notify->setMessage("reply", reply);
3411
3412    notify->post();
3413
3414    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
3415}
3416
3417void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
3418    IOMX::buffer_id bufferID;
3419    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3420    sp<ABuffer> buffer;
3421    int32_t err = OK;
3422    bool eos = false;
3423    PortMode mode = getPortMode(kPortIndexInput);
3424
3425    if (!msg->findBuffer("buffer", &buffer)) {
3426        /* these are unfilled buffers returned by client */
3427        CHECK(msg->findInt32("err", &err));
3428
3429        if (err == OK) {
3430            /* buffers with no errors are returned on MediaCodec.flush */
3431            mode = KEEP_BUFFERS;
3432        } else {
3433            ALOGV("[%s] saw error %d instead of an input buffer",
3434                 mCodec->mComponentName.c_str(), err);
3435            eos = true;
3436        }
3437
3438        buffer.clear();
3439    }
3440
3441    int32_t tmp;
3442    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
3443        eos = true;
3444        err = ERROR_END_OF_STREAM;
3445    }
3446
3447    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
3448    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
3449
3450    info->mStatus = BufferInfo::OWNED_BY_US;
3451
3452    switch (mode) {
3453        case KEEP_BUFFERS:
3454        {
3455            if (eos) {
3456                if (!mCodec->mPortEOS[kPortIndexInput]) {
3457                    mCodec->mPortEOS[kPortIndexInput] = true;
3458                    mCodec->mInputEOSResult = err;
3459                }
3460            }
3461            break;
3462        }
3463
3464        case RESUBMIT_BUFFERS:
3465        {
3466            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
3467                int64_t timeUs;
3468                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
3469
3470                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3471
3472                int32_t isCSD;
3473                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
3474                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
3475                }
3476
3477                if (eos) {
3478                    flags |= OMX_BUFFERFLAG_EOS;
3479                }
3480
3481                if (buffer != info->mData) {
3482                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
3483                         mCodec->mComponentName.c_str(),
3484                         bufferID,
3485                         buffer.get(), info->mData.get());
3486
3487                    CHECK_LE(buffer->size(), info->mData->capacity());
3488                    memcpy(info->mData->data(), buffer->data(), buffer->size());
3489                }
3490
3491                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
3492                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
3493                         mCodec->mComponentName.c_str(), bufferID);
3494                } else if (flags & OMX_BUFFERFLAG_EOS) {
3495                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
3496                         mCodec->mComponentName.c_str(), bufferID);
3497                } else {
3498#if TRACK_BUFFER_TIMING
3499                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
3500                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3501#else
3502                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
3503                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3504#endif
3505                }
3506
3507#if TRACK_BUFFER_TIMING
3508                ACodec::BufferStats stats;
3509                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
3510                stats.mFillBufferDoneTimeUs = -1ll;
3511                mCodec->mBufferStats.add(timeUs, stats);
3512#endif
3513
3514                if (mCodec->mStoreMetaDataInOutputBuffers) {
3515                    // try to submit an output buffer for each input buffer
3516                    PortMode outputMode = getPortMode(kPortIndexOutput);
3517
3518                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
3519                            mCodec->mMetaDataBuffersToSubmit,
3520                            (outputMode == FREE_BUFFERS ? "FREE" :
3521                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
3522                    if (outputMode == RESUBMIT_BUFFERS) {
3523                        CHECK_EQ(mCodec->submitOutputMetaDataBuffer(),
3524                                (status_t)OK);
3525                    }
3526                }
3527
3528                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3529                            mCodec->mNode,
3530                            bufferID,
3531                            0,
3532                            buffer->size(),
3533                            flags,
3534                            timeUs),
3535                         (status_t)OK);
3536
3537                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3538
3539                if (!eos) {
3540                    getMoreInputDataIfPossible();
3541                } else {
3542                    ALOGV("[%s] Signalled EOS on the input port",
3543                         mCodec->mComponentName.c_str());
3544
3545                    mCodec->mPortEOS[kPortIndexInput] = true;
3546                    mCodec->mInputEOSResult = err;
3547                }
3548            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
3549                if (err != ERROR_END_OF_STREAM) {
3550                    ALOGV("[%s] Signalling EOS on the input port "
3551                         "due to error %d",
3552                         mCodec->mComponentName.c_str(), err);
3553                } else {
3554                    ALOGV("[%s] Signalling EOS on the input port",
3555                         mCodec->mComponentName.c_str());
3556                }
3557
3558                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
3559                     mCodec->mComponentName.c_str(), bufferID);
3560
3561                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3562                            mCodec->mNode,
3563                            bufferID,
3564                            0,
3565                            0,
3566                            OMX_BUFFERFLAG_EOS,
3567                            0),
3568                         (status_t)OK);
3569
3570                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3571
3572                mCodec->mPortEOS[kPortIndexInput] = true;
3573                mCodec->mInputEOSResult = err;
3574            }
3575            break;
3576        }
3577
3578        default:
3579            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3580            break;
3581    }
3582}
3583
3584void ACodec::BaseState::getMoreInputDataIfPossible() {
3585    if (mCodec->mPortEOS[kPortIndexInput]) {
3586        return;
3587    }
3588
3589    BufferInfo *eligible = NULL;
3590
3591    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
3592        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
3593
3594#if 0
3595        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
3596            // There's already a "read" pending.
3597            return;
3598        }
3599#endif
3600
3601        if (info->mStatus == BufferInfo::OWNED_BY_US) {
3602            eligible = info;
3603        }
3604    }
3605
3606    if (eligible == NULL) {
3607        return;
3608    }
3609
3610    postFillThisBuffer(eligible);
3611}
3612
3613bool ACodec::BaseState::onOMXFillBufferDone(
3614        IOMX::buffer_id bufferID,
3615        size_t rangeOffset, size_t rangeLength,
3616        OMX_U32 flags,
3617        int64_t timeUs) {
3618    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
3619         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
3620
3621    ssize_t index;
3622
3623#if TRACK_BUFFER_TIMING
3624    index = mCodec->mBufferStats.indexOfKey(timeUs);
3625    if (index >= 0) {
3626        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
3627        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
3628
3629        ALOGI("frame PTS %lld: %lld",
3630                timeUs,
3631                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
3632
3633        mCodec->mBufferStats.removeItemsAt(index);
3634        stats = NULL;
3635    }
3636#endif
3637
3638    BufferInfo *info =
3639        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3640
3641    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3642
3643    info->mDequeuedAt = ++mCodec->mDequeueCounter;
3644    info->mStatus = BufferInfo::OWNED_BY_US;
3645
3646    PortMode mode = getPortMode(kPortIndexOutput);
3647
3648    switch (mode) {
3649        case KEEP_BUFFERS:
3650            break;
3651
3652        case RESUBMIT_BUFFERS:
3653        {
3654            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
3655                ALOGV("[%s] calling fillBuffer %u",
3656                     mCodec->mComponentName.c_str(), info->mBufferID);
3657
3658                CHECK_EQ(mCodec->mOMX->fillBuffer(
3659                            mCodec->mNode, info->mBufferID),
3660                         (status_t)OK);
3661
3662                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3663                break;
3664            }
3665
3666            sp<AMessage> reply =
3667                new AMessage(kWhatOutputBufferDrained, mCodec->id());
3668
3669            if (!mCodec->mSentFormat && rangeLength > 0) {
3670                mCodec->sendFormatChange(reply);
3671            }
3672
3673            if (mCodec->mUseMetadataOnEncoderOutput) {
3674                native_handle_t* handle =
3675                        *(native_handle_t**)(info->mData->data() + 4);
3676                info->mData->meta()->setPointer("handle", handle);
3677                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
3678                info->mData->meta()->setInt32("rangeLength", rangeLength);
3679            } else {
3680                info->mData->setRange(rangeOffset, rangeLength);
3681            }
3682#if 0
3683            if (mCodec->mNativeWindow == NULL) {
3684                if (IsIDR(info->mData)) {
3685                    ALOGI("IDR frame");
3686                }
3687            }
3688#endif
3689
3690            if (mCodec->mSkipCutBuffer != NULL) {
3691                mCodec->mSkipCutBuffer->submit(info->mData);
3692            }
3693            info->mData->meta()->setInt64("timeUs", timeUs);
3694
3695            sp<AMessage> notify = mCodec->mNotify->dup();
3696            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
3697            notify->setInt32("buffer-id", info->mBufferID);
3698            notify->setBuffer("buffer", info->mData);
3699            notify->setInt32("flags", flags);
3700
3701            reply->setInt32("buffer-id", info->mBufferID);
3702
3703            notify->setMessage("reply", reply);
3704
3705            notify->post();
3706
3707            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
3708
3709            if (flags & OMX_BUFFERFLAG_EOS) {
3710                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
3711
3712                sp<AMessage> notify = mCodec->mNotify->dup();
3713                notify->setInt32("what", CodecBase::kWhatEOS);
3714                notify->setInt32("err", mCodec->mInputEOSResult);
3715                notify->post();
3716
3717                mCodec->mPortEOS[kPortIndexOutput] = true;
3718            }
3719            break;
3720        }
3721
3722        default:
3723        {
3724            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3725
3726            CHECK_EQ((status_t)OK,
3727                     mCodec->freeBuffer(kPortIndexOutput, index));
3728            break;
3729        }
3730    }
3731
3732    return true;
3733}
3734
3735void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
3736    IOMX::buffer_id bufferID;
3737    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3738    ssize_t index;
3739    BufferInfo *info =
3740        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3741    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
3742
3743    android_native_rect_t crop;
3744    if (msg->findRect("crop",
3745            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
3746        CHECK_EQ(0, native_window_set_crop(
3747                mCodec->mNativeWindow.get(), &crop));
3748    }
3749
3750    int32_t render;
3751    if (mCodec->mNativeWindow != NULL
3752            && msg->findInt32("render", &render) && render != 0
3753            && info->mData != NULL && info->mData->size() != 0) {
3754        ATRACE_NAME("render");
3755        // The client wants this buffer to be rendered.
3756
3757        int64_t timestampNs = 0;
3758        if (!msg->findInt64("timestampNs", &timestampNs)) {
3759            // TODO: it seems like we should use the timestamp
3760            // in the (media)buffer as it potentially came from
3761            // an input surface, but we did not propagate it prior to
3762            // API 20.  Perhaps check for target SDK version.
3763#if 0
3764            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
3765                ALOGV("using buffer PTS of %" PRId64, timestampNs);
3766                timestampNs *= 1000;
3767            }
3768#endif
3769        }
3770
3771        status_t err;
3772        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
3773        if (err != OK) {
3774            ALOGW("failed to set buffer timestamp: %d", err);
3775        }
3776
3777        if ((err = mCodec->mNativeWindow->queueBuffer(
3778                    mCodec->mNativeWindow.get(),
3779                    info->mGraphicBuffer.get(), -1)) == OK) {
3780            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
3781        } else {
3782            mCodec->signalError(OMX_ErrorUndefined, err);
3783            info->mStatus = BufferInfo::OWNED_BY_US;
3784        }
3785    } else {
3786        if (mCodec->mNativeWindow != NULL &&
3787            (info->mData == NULL || info->mData->size() != 0)) {
3788            ATRACE_NAME("frame-drop");
3789        }
3790        info->mStatus = BufferInfo::OWNED_BY_US;
3791    }
3792
3793    PortMode mode = getPortMode(kPortIndexOutput);
3794
3795    switch (mode) {
3796        case KEEP_BUFFERS:
3797        {
3798            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
3799
3800            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3801                // We cannot resubmit the buffer we just rendered, dequeue
3802                // the spare instead.
3803
3804                info = mCodec->dequeueBufferFromNativeWindow();
3805            }
3806            break;
3807        }
3808
3809        case RESUBMIT_BUFFERS:
3810        {
3811            if (!mCodec->mPortEOS[kPortIndexOutput]) {
3812                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3813                    // We cannot resubmit the buffer we just rendered, dequeue
3814                    // the spare instead.
3815
3816                    info = mCodec->dequeueBufferFromNativeWindow();
3817                }
3818
3819                if (info != NULL) {
3820                    ALOGV("[%s] calling fillBuffer %u",
3821                         mCodec->mComponentName.c_str(), info->mBufferID);
3822
3823                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
3824                             (status_t)OK);
3825
3826                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3827                }
3828            }
3829            break;
3830        }
3831
3832        default:
3833        {
3834            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3835
3836            CHECK_EQ((status_t)OK,
3837                     mCodec->freeBuffer(kPortIndexOutput, index));
3838            break;
3839        }
3840    }
3841}
3842
3843////////////////////////////////////////////////////////////////////////////////
3844
3845ACodec::UninitializedState::UninitializedState(ACodec *codec)
3846    : BaseState(codec) {
3847}
3848
3849void ACodec::UninitializedState::stateEntered() {
3850    ALOGV("Now uninitialized");
3851
3852    if (mDeathNotifier != NULL) {
3853        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
3854        mDeathNotifier.clear();
3855    }
3856
3857    mCodec->mNativeWindow.clear();
3858    mCodec->mNode = NULL;
3859    mCodec->mOMX.clear();
3860    mCodec->mQuirks = 0;
3861    mCodec->mFlags = 0;
3862    mCodec->mUseMetadataOnEncoderOutput = 0;
3863    mCodec->mComponentName.clear();
3864}
3865
3866bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
3867    bool handled = false;
3868
3869    switch (msg->what()) {
3870        case ACodec::kWhatSetup:
3871        {
3872            onSetup(msg);
3873
3874            handled = true;
3875            break;
3876        }
3877
3878        case ACodec::kWhatAllocateComponent:
3879        {
3880            onAllocateComponent(msg);
3881            handled = true;
3882            break;
3883        }
3884
3885        case ACodec::kWhatShutdown:
3886        {
3887            int32_t keepComponentAllocated;
3888            CHECK(msg->findInt32(
3889                        "keepComponentAllocated", &keepComponentAllocated));
3890            ALOGW_IF(keepComponentAllocated,
3891                     "cannot keep component allocated on shutdown in Uninitialized state");
3892
3893            sp<AMessage> notify = mCodec->mNotify->dup();
3894            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
3895            notify->post();
3896
3897            handled = true;
3898            break;
3899        }
3900
3901        case ACodec::kWhatFlush:
3902        {
3903            sp<AMessage> notify = mCodec->mNotify->dup();
3904            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
3905            notify->post();
3906
3907            handled = true;
3908            break;
3909        }
3910
3911        default:
3912            return BaseState::onMessageReceived(msg);
3913    }
3914
3915    return handled;
3916}
3917
3918void ACodec::UninitializedState::onSetup(
3919        const sp<AMessage> &msg) {
3920    if (onAllocateComponent(msg)
3921            && mCodec->mLoadedState->onConfigureComponent(msg)) {
3922        mCodec->mLoadedState->onStart();
3923    }
3924}
3925
3926bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
3927    ALOGV("onAllocateComponent");
3928
3929    CHECK(mCodec->mNode == NULL);
3930
3931    OMXClient client;
3932    CHECK_EQ(client.connect(), (status_t)OK);
3933
3934    sp<IOMX> omx = client.interface();
3935
3936    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
3937
3938    mDeathNotifier = new DeathNotifier(notify);
3939    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
3940        // This was a local binder, if it dies so do we, we won't care
3941        // about any notifications in the afterlife.
3942        mDeathNotifier.clear();
3943    }
3944
3945    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
3946
3947    AString mime;
3948
3949    AString componentName;
3950    uint32_t quirks = 0;
3951    int32_t encoder = false;
3952    if (msg->findString("componentName", &componentName)) {
3953        ssize_t index = matchingCodecs.add();
3954        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
3955        entry->mName = String8(componentName.c_str());
3956
3957        if (!OMXCodec::findCodecQuirks(
3958                    componentName.c_str(), &entry->mQuirks)) {
3959            entry->mQuirks = 0;
3960        }
3961    } else {
3962        CHECK(msg->findString("mime", &mime));
3963
3964        if (!msg->findInt32("encoder", &encoder)) {
3965            encoder = false;
3966        }
3967
3968        OMXCodec::findMatchingCodecs(
3969                mime.c_str(),
3970                encoder, // createEncoder
3971                NULL,  // matchComponentName
3972                0,     // flags
3973                &matchingCodecs);
3974    }
3975
3976    sp<CodecObserver> observer = new CodecObserver;
3977    IOMX::node_id node = NULL;
3978
3979    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
3980            ++matchIndex) {
3981        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
3982        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
3983
3984        pid_t tid = androidGetTid();
3985        int prevPriority = androidGetThreadPriority(tid);
3986        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
3987        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
3988        androidSetThreadPriority(tid, prevPriority);
3989
3990        if (err == OK) {
3991            break;
3992        } else {
3993            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
3994        }
3995
3996        node = NULL;
3997    }
3998
3999    if (node == NULL) {
4000        if (!mime.empty()) {
4001            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4002                    encoder ? "en" : "de", mime.c_str());
4003        } else {
4004            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4005        }
4006
4007        mCodec->signalError(OMX_ErrorComponentNotFound);
4008        return false;
4009    }
4010
4011    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4012    observer->setNotificationMessage(notify);
4013
4014    mCodec->mComponentName = componentName;
4015    mCodec->mFlags = 0;
4016
4017    if (componentName.endsWith(".secure")) {
4018        mCodec->mFlags |= kFlagIsSecure;
4019        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4020    }
4021
4022    mCodec->mQuirks = quirks;
4023    mCodec->mOMX = omx;
4024    mCodec->mNode = node;
4025
4026    {
4027        sp<AMessage> notify = mCodec->mNotify->dup();
4028        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4029        notify->setString("componentName", mCodec->mComponentName.c_str());
4030        notify->post();
4031    }
4032
4033    mCodec->changeState(mCodec->mLoadedState);
4034
4035    return true;
4036}
4037
4038////////////////////////////////////////////////////////////////////////////////
4039
4040ACodec::LoadedState::LoadedState(ACodec *codec)
4041    : BaseState(codec) {
4042}
4043
4044void ACodec::LoadedState::stateEntered() {
4045    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4046
4047    mCodec->mPortEOS[kPortIndexInput] =
4048        mCodec->mPortEOS[kPortIndexOutput] = false;
4049
4050    mCodec->mInputEOSResult = OK;
4051
4052    mCodec->mDequeueCounter = 0;
4053    mCodec->mMetaDataBuffersToSubmit = 0;
4054    mCodec->mRepeatFrameDelayUs = -1ll;
4055    mCodec->mInputFormat.clear();
4056    mCodec->mOutputFormat.clear();
4057
4058    if (mCodec->mShutdownInProgress) {
4059        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4060
4061        mCodec->mShutdownInProgress = false;
4062        mCodec->mKeepComponentAllocated = false;
4063
4064        onShutdown(keepComponentAllocated);
4065    }
4066    mCodec->mExplicitShutdown = false;
4067}
4068
4069void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4070    if (!keepComponentAllocated) {
4071        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4072
4073        mCodec->changeState(mCodec->mUninitializedState);
4074    }
4075
4076    if (mCodec->mExplicitShutdown) {
4077        sp<AMessage> notify = mCodec->mNotify->dup();
4078        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4079        notify->post();
4080        mCodec->mExplicitShutdown = false;
4081    }
4082}
4083
4084bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4085    bool handled = false;
4086
4087    switch (msg->what()) {
4088        case ACodec::kWhatConfigureComponent:
4089        {
4090            onConfigureComponent(msg);
4091            handled = true;
4092            break;
4093        }
4094
4095        case ACodec::kWhatCreateInputSurface:
4096        {
4097            onCreateInputSurface(msg);
4098            handled = true;
4099            break;
4100        }
4101
4102        case ACodec::kWhatStart:
4103        {
4104            onStart();
4105            handled = true;
4106            break;
4107        }
4108
4109        case ACodec::kWhatShutdown:
4110        {
4111            int32_t keepComponentAllocated;
4112            CHECK(msg->findInt32(
4113                        "keepComponentAllocated", &keepComponentAllocated));
4114
4115            mCodec->mExplicitShutdown = true;
4116            onShutdown(keepComponentAllocated);
4117
4118            handled = true;
4119            break;
4120        }
4121
4122        case ACodec::kWhatFlush:
4123        {
4124            sp<AMessage> notify = mCodec->mNotify->dup();
4125            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4126            notify->post();
4127
4128            handled = true;
4129            break;
4130        }
4131
4132        default:
4133            return BaseState::onMessageReceived(msg);
4134    }
4135
4136    return handled;
4137}
4138
4139bool ACodec::LoadedState::onConfigureComponent(
4140        const sp<AMessage> &msg) {
4141    ALOGV("onConfigureComponent");
4142
4143    CHECK(mCodec->mNode != NULL);
4144
4145    AString mime;
4146    CHECK(msg->findString("mime", &mime));
4147
4148    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4149
4150    if (err != OK) {
4151        ALOGE("[%s] configureCodec returning error %d",
4152              mCodec->mComponentName.c_str(), err);
4153
4154        mCodec->signalError(OMX_ErrorUndefined, err);
4155        return false;
4156    }
4157
4158    sp<RefBase> obj;
4159    if (msg->findObject("native-window", &obj)
4160            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4161        sp<NativeWindowWrapper> nativeWindow(
4162                static_cast<NativeWindowWrapper *>(obj.get()));
4163        CHECK(nativeWindow != NULL);
4164        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4165
4166        native_window_set_scaling_mode(
4167                mCodec->mNativeWindow.get(),
4168                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4169    }
4170    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4171
4172    {
4173        sp<AMessage> notify = mCodec->mNotify->dup();
4174        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4175        notify->setMessage("input-format", mCodec->mInputFormat);
4176        notify->setMessage("output-format", mCodec->mOutputFormat);
4177        notify->post();
4178    }
4179
4180    return true;
4181}
4182
4183void ACodec::LoadedState::onCreateInputSurface(
4184        const sp<AMessage> & /* msg */) {
4185    ALOGV("onCreateInputSurface");
4186
4187    sp<AMessage> notify = mCodec->mNotify->dup();
4188    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4189
4190    sp<IGraphicBufferProducer> bufferProducer;
4191    status_t err;
4192
4193    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4194            &bufferProducer);
4195
4196    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4197        err = mCodec->mOMX->setInternalOption(
4198                mCodec->mNode,
4199                kPortIndexInput,
4200                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4201                &mCodec->mRepeatFrameDelayUs,
4202                sizeof(mCodec->mRepeatFrameDelayUs));
4203
4204        if (err != OK) {
4205            ALOGE("[%s] Unable to configure option to repeat previous "
4206                  "frames (err %d)",
4207                  mCodec->mComponentName.c_str(),
4208                  err);
4209        }
4210    }
4211
4212    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4213        err = mCodec->mOMX->setInternalOption(
4214                mCodec->mNode,
4215                kPortIndexInput,
4216                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4217                &mCodec->mMaxPtsGapUs,
4218                sizeof(mCodec->mMaxPtsGapUs));
4219
4220        if (err != OK) {
4221            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4222                    mCodec->mComponentName.c_str(),
4223                    err);
4224        }
4225    }
4226
4227    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4228            && mCodec->mTimePerFrameUs > 0ll) {
4229        int64_t timeLapse[2];
4230        timeLapse[0] = mCodec->mTimePerFrameUs;
4231        timeLapse[1] = mCodec->mTimePerCaptureUs;
4232        err = mCodec->mOMX->setInternalOption(
4233                mCodec->mNode,
4234                kPortIndexInput,
4235                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4236                &timeLapse[0],
4237                sizeof(timeLapse));
4238
4239        if (err != OK) {
4240            ALOGE("[%s] Unable to configure time lapse (err %d)",
4241                    mCodec->mComponentName.c_str(),
4242                    err);
4243        }
4244    }
4245
4246    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4247        bool suspend = true;
4248        err = mCodec->mOMX->setInternalOption(
4249                mCodec->mNode,
4250                kPortIndexInput,
4251                IOMX::INTERNAL_OPTION_SUSPEND,
4252                &suspend,
4253                sizeof(suspend));
4254
4255        if (err != OK) {
4256            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4257                  mCodec->mComponentName.c_str(),
4258                  err);
4259        }
4260    }
4261
4262    if (err == OK) {
4263        notify->setObject("input-surface",
4264                new BufferProducerWrapper(bufferProducer));
4265    } else {
4266        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4267        // the error through because it's in the "configured" state.  We
4268        // send a kWhatInputSurfaceCreated with an error value instead.
4269        ALOGE("[%s] onCreateInputSurface returning error %d",
4270                mCodec->mComponentName.c_str(), err);
4271        notify->setInt32("err", err);
4272    }
4273    notify->post();
4274}
4275
4276void ACodec::LoadedState::onStart() {
4277    ALOGV("onStart");
4278
4279    CHECK_EQ(mCodec->mOMX->sendCommand(
4280                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4281             (status_t)OK);
4282
4283    mCodec->changeState(mCodec->mLoadedToIdleState);
4284}
4285
4286////////////////////////////////////////////////////////////////////////////////
4287
4288ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
4289    : BaseState(codec) {
4290}
4291
4292void ACodec::LoadedToIdleState::stateEntered() {
4293    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
4294
4295    status_t err;
4296    if ((err = allocateBuffers()) != OK) {
4297        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
4298             "(error 0x%08x)",
4299             err);
4300
4301        mCodec->signalError(OMX_ErrorUndefined, err);
4302
4303        mCodec->changeState(mCodec->mLoadedState);
4304    }
4305}
4306
4307status_t ACodec::LoadedToIdleState::allocateBuffers() {
4308    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
4309
4310    if (err != OK) {
4311        return err;
4312    }
4313
4314    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
4315}
4316
4317bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4318    switch (msg->what()) {
4319        case kWhatSetParameters:
4320        case kWhatShutdown:
4321        {
4322            mCodec->deferMessage(msg);
4323            return true;
4324        }
4325
4326        case kWhatSignalEndOfInputStream:
4327        {
4328            mCodec->onSignalEndOfInputStream();
4329            return true;
4330        }
4331
4332        case kWhatResume:
4333        {
4334            // We'll be active soon enough.
4335            return true;
4336        }
4337
4338        case kWhatFlush:
4339        {
4340            // We haven't even started yet, so we're flushed alright...
4341            sp<AMessage> notify = mCodec->mNotify->dup();
4342            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4343            notify->post();
4344            return true;
4345        }
4346
4347        default:
4348            return BaseState::onMessageReceived(msg);
4349    }
4350}
4351
4352bool ACodec::LoadedToIdleState::onOMXEvent(
4353        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4354    switch (event) {
4355        case OMX_EventCmdComplete:
4356        {
4357            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4358            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4359
4360            CHECK_EQ(mCodec->mOMX->sendCommand(
4361                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
4362                     (status_t)OK);
4363
4364            mCodec->changeState(mCodec->mIdleToExecutingState);
4365
4366            return true;
4367        }
4368
4369        default:
4370            return BaseState::onOMXEvent(event, data1, data2);
4371    }
4372}
4373
4374////////////////////////////////////////////////////////////////////////////////
4375
4376ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
4377    : BaseState(codec) {
4378}
4379
4380void ACodec::IdleToExecutingState::stateEntered() {
4381    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
4382}
4383
4384bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4385    switch (msg->what()) {
4386        case kWhatSetParameters:
4387        case kWhatShutdown:
4388        {
4389            mCodec->deferMessage(msg);
4390            return true;
4391        }
4392
4393        case kWhatResume:
4394        {
4395            // We'll be active soon enough.
4396            return true;
4397        }
4398
4399        case kWhatFlush:
4400        {
4401            // We haven't even started yet, so we're flushed alright...
4402            sp<AMessage> notify = mCodec->mNotify->dup();
4403            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4404            notify->post();
4405
4406            return true;
4407        }
4408
4409        case kWhatSignalEndOfInputStream:
4410        {
4411            mCodec->onSignalEndOfInputStream();
4412            return true;
4413        }
4414
4415        default:
4416            return BaseState::onMessageReceived(msg);
4417    }
4418}
4419
4420bool ACodec::IdleToExecutingState::onOMXEvent(
4421        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4422    switch (event) {
4423        case OMX_EventCmdComplete:
4424        {
4425            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4426            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
4427
4428            mCodec->mExecutingState->resume();
4429            mCodec->changeState(mCodec->mExecutingState);
4430
4431            return true;
4432        }
4433
4434        default:
4435            return BaseState::onOMXEvent(event, data1, data2);
4436    }
4437}
4438
4439////////////////////////////////////////////////////////////////////////////////
4440
4441ACodec::ExecutingState::ExecutingState(ACodec *codec)
4442    : BaseState(codec),
4443      mActive(false) {
4444}
4445
4446ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
4447        OMX_U32 /* portIndex */) {
4448    return RESUBMIT_BUFFERS;
4449}
4450
4451void ACodec::ExecutingState::submitOutputMetaBuffers() {
4452    // submit as many buffers as there are input buffers with the codec
4453    // in case we are in port reconfiguring
4454    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4455        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4456
4457        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
4458            if (mCodec->submitOutputMetaDataBuffer() != OK)
4459                break;
4460        }
4461    }
4462
4463    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4464    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4465}
4466
4467void ACodec::ExecutingState::submitRegularOutputBuffers() {
4468    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
4469        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
4470
4471        if (mCodec->mNativeWindow != NULL) {
4472            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
4473                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
4474
4475            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4476                continue;
4477            }
4478        } else {
4479            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
4480        }
4481
4482        ALOGV("[%s] calling fillBuffer %p",
4483             mCodec->mComponentName.c_str(), info->mBufferID);
4484
4485        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4486                 (status_t)OK);
4487
4488        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4489    }
4490}
4491
4492void ACodec::ExecutingState::submitOutputBuffers() {
4493    submitRegularOutputBuffers();
4494    if (mCodec->mStoreMetaDataInOutputBuffers) {
4495        submitOutputMetaBuffers();
4496    }
4497}
4498
4499void ACodec::ExecutingState::resume() {
4500    if (mActive) {
4501        ALOGV("[%s] We're already active, no need to resume.",
4502             mCodec->mComponentName.c_str());
4503
4504        return;
4505    }
4506
4507    submitOutputBuffers();
4508
4509    // Post all available input buffers
4510    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
4511    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
4512        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4513        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4514            postFillThisBuffer(info);
4515        }
4516    }
4517
4518    mActive = true;
4519}
4520
4521void ACodec::ExecutingState::stateEntered() {
4522    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
4523
4524    mCodec->processDeferredMessages();
4525}
4526
4527bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4528    bool handled = false;
4529
4530    switch (msg->what()) {
4531        case kWhatShutdown:
4532        {
4533            int32_t keepComponentAllocated;
4534            CHECK(msg->findInt32(
4535                        "keepComponentAllocated", &keepComponentAllocated));
4536
4537            mCodec->mShutdownInProgress = true;
4538            mCodec->mExplicitShutdown = true;
4539            mCodec->mKeepComponentAllocated = keepComponentAllocated;
4540
4541            mActive = false;
4542
4543            CHECK_EQ(mCodec->mOMX->sendCommand(
4544                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4545                     (status_t)OK);
4546
4547            mCodec->changeState(mCodec->mExecutingToIdleState);
4548
4549            handled = true;
4550            break;
4551        }
4552
4553        case kWhatFlush:
4554        {
4555            ALOGV("[%s] ExecutingState flushing now "
4556                 "(codec owns %d/%d input, %d/%d output).",
4557                    mCodec->mComponentName.c_str(),
4558                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
4559                    mCodec->mBuffers[kPortIndexInput].size(),
4560                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
4561                    mCodec->mBuffers[kPortIndexOutput].size());
4562
4563            mActive = false;
4564
4565            CHECK_EQ(mCodec->mOMX->sendCommand(
4566                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
4567                     (status_t)OK);
4568
4569            mCodec->changeState(mCodec->mFlushingState);
4570            handled = true;
4571            break;
4572        }
4573
4574        case kWhatResume:
4575        {
4576            resume();
4577
4578            handled = true;
4579            break;
4580        }
4581
4582        case kWhatRequestIDRFrame:
4583        {
4584            status_t err = mCodec->requestIDRFrame();
4585            if (err != OK) {
4586                ALOGW("Requesting an IDR frame failed.");
4587            }
4588
4589            handled = true;
4590            break;
4591        }
4592
4593        case kWhatSetParameters:
4594        {
4595            sp<AMessage> params;
4596            CHECK(msg->findMessage("params", &params));
4597
4598            status_t err = mCodec->setParameters(params);
4599
4600            sp<AMessage> reply;
4601            if (msg->findMessage("reply", &reply)) {
4602                reply->setInt32("err", err);
4603                reply->post();
4604            }
4605
4606            handled = true;
4607            break;
4608        }
4609
4610        case ACodec::kWhatSignalEndOfInputStream:
4611        {
4612            mCodec->onSignalEndOfInputStream();
4613            handled = true;
4614            break;
4615        }
4616
4617        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4618        case kWhatSubmitOutputMetaDataBufferIfEOS:
4619        {
4620            if (mCodec->mPortEOS[kPortIndexInput] &&
4621                    !mCodec->mPortEOS[kPortIndexOutput]) {
4622                status_t err = mCodec->submitOutputMetaDataBuffer();
4623                if (err == OK) {
4624                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4625                }
4626            }
4627            return true;
4628        }
4629
4630        default:
4631            handled = BaseState::onMessageReceived(msg);
4632            break;
4633    }
4634
4635    return handled;
4636}
4637
4638status_t ACodec::setParameters(const sp<AMessage> &params) {
4639    int32_t videoBitrate;
4640    if (params->findInt32("video-bitrate", &videoBitrate)) {
4641        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
4642        InitOMXParams(&configParams);
4643        configParams.nPortIndex = kPortIndexOutput;
4644        configParams.nEncodeBitrate = videoBitrate;
4645
4646        status_t err = mOMX->setConfig(
4647                mNode,
4648                OMX_IndexConfigVideoBitrate,
4649                &configParams,
4650                sizeof(configParams));
4651
4652        if (err != OK) {
4653            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
4654                   videoBitrate, err);
4655
4656            return err;
4657        }
4658    }
4659
4660    int64_t skipFramesBeforeUs;
4661    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
4662        status_t err =
4663            mOMX->setInternalOption(
4664                     mNode,
4665                     kPortIndexInput,
4666                     IOMX::INTERNAL_OPTION_START_TIME,
4667                     &skipFramesBeforeUs,
4668                     sizeof(skipFramesBeforeUs));
4669
4670        if (err != OK) {
4671            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
4672            return err;
4673        }
4674    }
4675
4676    int32_t dropInputFrames;
4677    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
4678        bool suspend = dropInputFrames != 0;
4679
4680        status_t err =
4681            mOMX->setInternalOption(
4682                     mNode,
4683                     kPortIndexInput,
4684                     IOMX::INTERNAL_OPTION_SUSPEND,
4685                     &suspend,
4686                     sizeof(suspend));
4687
4688        if (err != OK) {
4689            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
4690            return err;
4691        }
4692    }
4693
4694    int32_t dummy;
4695    if (params->findInt32("request-sync", &dummy)) {
4696        status_t err = requestIDRFrame();
4697
4698        if (err != OK) {
4699            ALOGE("Requesting a sync frame failed w/ err %d", err);
4700            return err;
4701        }
4702    }
4703
4704    return OK;
4705}
4706
4707void ACodec::onSignalEndOfInputStream() {
4708    sp<AMessage> notify = mNotify->dup();
4709    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
4710
4711    status_t err = mOMX->signalEndOfInputStream(mNode);
4712    if (err != OK) {
4713        notify->setInt32("err", err);
4714    }
4715    notify->post();
4716}
4717
4718bool ACodec::ExecutingState::onOMXEvent(
4719        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4720    switch (event) {
4721        case OMX_EventPortSettingsChanged:
4722        {
4723            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
4724
4725            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
4726                mCodec->mMetaDataBuffersToSubmit = 0;
4727                CHECK_EQ(mCodec->mOMX->sendCommand(
4728                            mCodec->mNode,
4729                            OMX_CommandPortDisable, kPortIndexOutput),
4730                         (status_t)OK);
4731
4732                mCodec->freeOutputBuffersNotOwnedByComponent();
4733
4734                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
4735            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
4736                mCodec->mSentFormat = false;
4737            } else {
4738                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
4739                     mCodec->mComponentName.c_str(), data2);
4740            }
4741
4742            return true;
4743        }
4744
4745        case OMX_EventBufferFlag:
4746        {
4747            return true;
4748        }
4749
4750        default:
4751            return BaseState::onOMXEvent(event, data1, data2);
4752    }
4753}
4754
4755////////////////////////////////////////////////////////////////////////////////
4756
4757ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
4758        ACodec *codec)
4759    : BaseState(codec) {
4760}
4761
4762ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
4763        OMX_U32 portIndex) {
4764    if (portIndex == kPortIndexOutput) {
4765        return FREE_BUFFERS;
4766    }
4767
4768    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
4769
4770    return RESUBMIT_BUFFERS;
4771}
4772
4773bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
4774        const sp<AMessage> &msg) {
4775    bool handled = false;
4776
4777    switch (msg->what()) {
4778        case kWhatFlush:
4779        case kWhatShutdown:
4780        case kWhatResume:
4781        {
4782            if (msg->what() == kWhatResume) {
4783                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
4784            }
4785
4786            mCodec->deferMessage(msg);
4787            handled = true;
4788            break;
4789        }
4790
4791        default:
4792            handled = BaseState::onMessageReceived(msg);
4793            break;
4794    }
4795
4796    return handled;
4797}
4798
4799void ACodec::OutputPortSettingsChangedState::stateEntered() {
4800    ALOGV("[%s] Now handling output port settings change",
4801         mCodec->mComponentName.c_str());
4802}
4803
4804bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
4805        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4806    switch (event) {
4807        case OMX_EventCmdComplete:
4808        {
4809            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
4810                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
4811
4812                ALOGV("[%s] Output port now disabled.",
4813                        mCodec->mComponentName.c_str());
4814
4815                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
4816                mCodec->mDealer[kPortIndexOutput].clear();
4817
4818                CHECK_EQ(mCodec->mOMX->sendCommand(
4819                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
4820                         (status_t)OK);
4821
4822                status_t err;
4823                if ((err = mCodec->allocateBuffersOnPort(
4824                                kPortIndexOutput)) != OK) {
4825                    ALOGE("Failed to allocate output port buffers after "
4826                         "port reconfiguration (error 0x%08x)",
4827                         err);
4828
4829                    mCodec->signalError(OMX_ErrorUndefined, err);
4830
4831                    // This is technically not correct, but appears to be
4832                    // the only way to free the component instance.
4833                    // Controlled transitioning from excecuting->idle
4834                    // and idle->loaded seem impossible probably because
4835                    // the output port never finishes re-enabling.
4836                    mCodec->mShutdownInProgress = true;
4837                    mCodec->mKeepComponentAllocated = false;
4838                    mCodec->changeState(mCodec->mLoadedState);
4839                }
4840
4841                return true;
4842            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
4843                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
4844
4845                mCodec->mSentFormat = false;
4846
4847                ALOGV("[%s] Output port now reenabled.",
4848                        mCodec->mComponentName.c_str());
4849
4850                if (mCodec->mExecutingState->active()) {
4851                    mCodec->mExecutingState->submitOutputBuffers();
4852                }
4853
4854                mCodec->changeState(mCodec->mExecutingState);
4855
4856                return true;
4857            }
4858
4859            return false;
4860        }
4861
4862        default:
4863            return false;
4864    }
4865}
4866
4867////////////////////////////////////////////////////////////////////////////////
4868
4869ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
4870    : BaseState(codec),
4871      mComponentNowIdle(false) {
4872}
4873
4874bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4875    bool handled = false;
4876
4877    switch (msg->what()) {
4878        case kWhatFlush:
4879        {
4880            // Don't send me a flush request if you previously wanted me
4881            // to shutdown.
4882            TRESPASS();
4883            break;
4884        }
4885
4886        case kWhatShutdown:
4887        {
4888            // We're already doing that...
4889
4890            handled = true;
4891            break;
4892        }
4893
4894        default:
4895            handled = BaseState::onMessageReceived(msg);
4896            break;
4897    }
4898
4899    return handled;
4900}
4901
4902void ACodec::ExecutingToIdleState::stateEntered() {
4903    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
4904
4905    mComponentNowIdle = false;
4906    mCodec->mSentFormat = false;
4907}
4908
4909bool ACodec::ExecutingToIdleState::onOMXEvent(
4910        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4911    switch (event) {
4912        case OMX_EventCmdComplete:
4913        {
4914            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4915            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4916
4917            mComponentNowIdle = true;
4918
4919            changeStateIfWeOwnAllBuffers();
4920
4921            return true;
4922        }
4923
4924        case OMX_EventPortSettingsChanged:
4925        case OMX_EventBufferFlag:
4926        {
4927            // We're shutting down and don't care about this anymore.
4928            return true;
4929        }
4930
4931        default:
4932            return BaseState::onOMXEvent(event, data1, data2);
4933    }
4934}
4935
4936void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
4937    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
4938        CHECK_EQ(mCodec->mOMX->sendCommand(
4939                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
4940                 (status_t)OK);
4941
4942        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
4943        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
4944
4945        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
4946                && mCodec->mNativeWindow != NULL) {
4947            // We push enough 1x1 blank buffers to ensure that one of
4948            // them has made it to the display.  This allows the OMX
4949            // component teardown to zero out any protected buffers
4950            // without the risk of scanning out one of those buffers.
4951            mCodec->pushBlankBuffersToNativeWindow();
4952        }
4953
4954        mCodec->changeState(mCodec->mIdleToLoadedState);
4955    }
4956}
4957
4958void ACodec::ExecutingToIdleState::onInputBufferFilled(
4959        const sp<AMessage> &msg) {
4960    BaseState::onInputBufferFilled(msg);
4961
4962    changeStateIfWeOwnAllBuffers();
4963}
4964
4965void ACodec::ExecutingToIdleState::onOutputBufferDrained(
4966        const sp<AMessage> &msg) {
4967    BaseState::onOutputBufferDrained(msg);
4968
4969    changeStateIfWeOwnAllBuffers();
4970}
4971
4972////////////////////////////////////////////////////////////////////////////////
4973
4974ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
4975    : BaseState(codec) {
4976}
4977
4978bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
4979    bool handled = false;
4980
4981    switch (msg->what()) {
4982        case kWhatShutdown:
4983        {
4984            // We're already doing that...
4985
4986            handled = true;
4987            break;
4988        }
4989
4990        case kWhatFlush:
4991        {
4992            // Don't send me a flush request if you previously wanted me
4993            // to shutdown.
4994            TRESPASS();
4995            break;
4996        }
4997
4998        default:
4999            handled = BaseState::onMessageReceived(msg);
5000            break;
5001    }
5002
5003    return handled;
5004}
5005
5006void ACodec::IdleToLoadedState::stateEntered() {
5007    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5008}
5009
5010bool ACodec::IdleToLoadedState::onOMXEvent(
5011        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5012    switch (event) {
5013        case OMX_EventCmdComplete:
5014        {
5015            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5016            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5017
5018            mCodec->changeState(mCodec->mLoadedState);
5019
5020            return true;
5021        }
5022
5023        default:
5024            return BaseState::onOMXEvent(event, data1, data2);
5025    }
5026}
5027
5028////////////////////////////////////////////////////////////////////////////////
5029
5030ACodec::FlushingState::FlushingState(ACodec *codec)
5031    : BaseState(codec) {
5032}
5033
5034void ACodec::FlushingState::stateEntered() {
5035    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5036
5037    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5038}
5039
5040bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5041    bool handled = false;
5042
5043    switch (msg->what()) {
5044        case kWhatShutdown:
5045        {
5046            mCodec->deferMessage(msg);
5047            break;
5048        }
5049
5050        case kWhatFlush:
5051        {
5052            // We're already doing this right now.
5053            handled = true;
5054            break;
5055        }
5056
5057        default:
5058            handled = BaseState::onMessageReceived(msg);
5059            break;
5060    }
5061
5062    return handled;
5063}
5064
5065bool ACodec::FlushingState::onOMXEvent(
5066        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5067    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5068            mCodec->mComponentName.c_str(), event, data1);
5069
5070    switch (event) {
5071        case OMX_EventCmdComplete:
5072        {
5073            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5074
5075            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5076                CHECK(!mFlushComplete[data2]);
5077                mFlushComplete[data2] = true;
5078
5079                if (mFlushComplete[kPortIndexInput]
5080                        && mFlushComplete[kPortIndexOutput]) {
5081                    changeStateIfWeOwnAllBuffers();
5082                }
5083            } else {
5084                CHECK_EQ(data2, OMX_ALL);
5085                CHECK(mFlushComplete[kPortIndexInput]);
5086                CHECK(mFlushComplete[kPortIndexOutput]);
5087
5088                changeStateIfWeOwnAllBuffers();
5089            }
5090
5091            return true;
5092        }
5093
5094        case OMX_EventPortSettingsChanged:
5095        {
5096            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5097            msg->setInt32("type", omx_message::EVENT);
5098            msg->setInt32("node", mCodec->mNode);
5099            msg->setInt32("event", event);
5100            msg->setInt32("data1", data1);
5101            msg->setInt32("data2", data2);
5102
5103            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5104                 mCodec->mComponentName.c_str());
5105
5106            mCodec->deferMessage(msg);
5107
5108            return true;
5109        }
5110
5111        default:
5112            return BaseState::onOMXEvent(event, data1, data2);
5113    }
5114
5115    return true;
5116}
5117
5118void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5119    BaseState::onOutputBufferDrained(msg);
5120
5121    changeStateIfWeOwnAllBuffers();
5122}
5123
5124void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5125    BaseState::onInputBufferFilled(msg);
5126
5127    changeStateIfWeOwnAllBuffers();
5128}
5129
5130void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5131    if (mFlushComplete[kPortIndexInput]
5132            && mFlushComplete[kPortIndexOutput]
5133            && mCodec->allYourBuffersAreBelongToUs()) {
5134        // We now own all buffers except possibly those still queued with
5135        // the native window for rendering. Let's get those back as well.
5136        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5137
5138        sp<AMessage> notify = mCodec->mNotify->dup();
5139        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5140        notify->post();
5141
5142        mCodec->mPortEOS[kPortIndexInput] =
5143            mCodec->mPortEOS[kPortIndexOutput] = false;
5144
5145        mCodec->mInputEOSResult = OK;
5146
5147        if (mCodec->mSkipCutBuffer != NULL) {
5148            mCodec->mSkipCutBuffer->clear();
5149        }
5150
5151        mCodec->changeState(mCodec->mExecutingState);
5152    }
5153}
5154
5155}  // namespace android
5156