ACodec.cpp revision 4730fa07a3290cc3a904dcb16dbb92fcf46c36ac 
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
2769                case OMX_VIDEO_CodingVP8:
2770                case OMX_VIDEO_CodingVP9:
2771                {
2772                    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2773                    InitOMXParams(&vp8type);
2774                    vp8type.nPortIndex = kPortIndexOutput;
2775                    status_t err = mOMX->getParameter(
2776                            mNode,
2777                            (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2778                            &vp8type,
2779                            sizeof(vp8type));
2780
2781                    if (err == OK) {
2782                        AString tsSchema = "none";
2783                        if (vp8type.eTemporalPattern
2784                                == OMX_VIDEO_VPXTemporalLayerPatternWebRTC) {
2785                            switch (vp8type.nTemporalLayerCount) {
2786                                case 1:
2787                                {
2788                                    tsSchema = "webrtc.vp8.1-layer";
2789                                    break;
2790                                }
2791                                case 2:
2792                                {
2793                                    tsSchema = "webrtc.vp8.2-layer";
2794                                    break;
2795                                }
2796                                case 3:
2797                                {
2798                                    tsSchema = "webrtc.vp8.3-layer";
2799                                    break;
2800                                }
2801                                default:
2802                                {
2803                                    break;
2804                                }
2805                            }
2806                        }
2807                        notify->setString("ts-schema", tsSchema);
2808                    }
2809                    // Fall through to set up mime.
2810                }
2811
2812                default:
2813                {
2814                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
2815                    AString mime;
2816                    if (GetMimeTypeForVideoCoding(
2817                        videoDef->eCompressionFormat, &mime) != OK) {
2818                        notify->setString("mime", "application/octet-stream");
2819                    } else {
2820                        notify->setString("mime", mime.c_str());
2821                    }
2822                    break;
2823                }
2824            }
2825
2826            notify->setInt32("width", videoDef->nFrameWidth);
2827            notify->setInt32("height", videoDef->nFrameHeight);
2828            break;
2829        }
2830
2831        case OMX_PortDomainAudio:
2832        {
2833            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2834
2835            switch ((int)audioDef->eEncoding) {
2836                case OMX_AUDIO_CodingPCM:
2837                {
2838                    OMX_AUDIO_PARAM_PCMMODETYPE params;
2839                    InitOMXParams(&params);
2840                    params.nPortIndex = portIndex;
2841
2842                    CHECK_EQ(mOMX->getParameter(
2843                                mNode, OMX_IndexParamAudioPcm,
2844                                &params, sizeof(params)),
2845                             (status_t)OK);
2846
2847                    CHECK_GT(params.nChannels, 0);
2848                    CHECK(params.nChannels == 1 || params.bInterleaved);
2849                    CHECK_EQ(params.nBitPerSample, 16u);
2850
2851                    CHECK_EQ((int)params.eNumData,
2852                             (int)OMX_NumericalDataSigned);
2853
2854                    CHECK_EQ((int)params.ePCMMode,
2855                             (int)OMX_AUDIO_PCMModeLinear);
2856
2857                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
2858                    notify->setInt32("channel-count", params.nChannels);
2859                    notify->setInt32("sample-rate", params.nSamplingRate);
2860
2861                    if (mChannelMaskPresent) {
2862                        notify->setInt32("channel-mask", mChannelMask);
2863                    }
2864                    break;
2865                }
2866
2867                case OMX_AUDIO_CodingAAC:
2868                {
2869                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
2870                    InitOMXParams(&params);
2871                    params.nPortIndex = portIndex;
2872
2873                    CHECK_EQ(mOMX->getParameter(
2874                                mNode, OMX_IndexParamAudioAac,
2875                                &params, sizeof(params)),
2876                             (status_t)OK);
2877
2878                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
2879                    notify->setInt32("channel-count", params.nChannels);
2880                    notify->setInt32("sample-rate", params.nSampleRate);
2881                    break;
2882                }
2883
2884                case OMX_AUDIO_CodingAMR:
2885                {
2886                    OMX_AUDIO_PARAM_AMRTYPE params;
2887                    InitOMXParams(&params);
2888                    params.nPortIndex = portIndex;
2889
2890                    CHECK_EQ(mOMX->getParameter(
2891                                mNode, OMX_IndexParamAudioAmr,
2892                                &params, sizeof(params)),
2893                             (status_t)OK);
2894
2895                    notify->setInt32("channel-count", 1);
2896                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
2897                        notify->setString(
2898                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
2899
2900                        notify->setInt32("sample-rate", 16000);
2901                    } else {
2902                        notify->setString(
2903                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
2904
2905                        notify->setInt32("sample-rate", 8000);
2906                    }
2907                    break;
2908                }
2909
2910                case OMX_AUDIO_CodingFLAC:
2911                {
2912                    OMX_AUDIO_PARAM_FLACTYPE params;
2913                    InitOMXParams(&params);
2914                    params.nPortIndex = portIndex;
2915
2916                    CHECK_EQ(mOMX->getParameter(
2917                                mNode, OMX_IndexParamAudioFlac,
2918                                &params, sizeof(params)),
2919                             (status_t)OK);
2920
2921                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
2922                    notify->setInt32("channel-count", params.nChannels);
2923                    notify->setInt32("sample-rate", params.nSampleRate);
2924                    break;
2925                }
2926
2927                case OMX_AUDIO_CodingMP3:
2928                {
2929                    OMX_AUDIO_PARAM_MP3TYPE params;
2930                    InitOMXParams(&params);
2931                    params.nPortIndex = portIndex;
2932
2933                    CHECK_EQ(mOMX->getParameter(
2934                                mNode, OMX_IndexParamAudioMp3,
2935                                &params, sizeof(params)),
2936                             (status_t)OK);
2937
2938                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
2939                    notify->setInt32("channel-count", params.nChannels);
2940                    notify->setInt32("sample-rate", params.nSampleRate);
2941                    break;
2942                }
2943
2944                case OMX_AUDIO_CodingVORBIS:
2945                {
2946                    OMX_AUDIO_PARAM_VORBISTYPE params;
2947                    InitOMXParams(&params);
2948                    params.nPortIndex = portIndex;
2949
2950                    CHECK_EQ(mOMX->getParameter(
2951                                mNode, OMX_IndexParamAudioVorbis,
2952                                &params, sizeof(params)),
2953                             (status_t)OK);
2954
2955                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
2956                    notify->setInt32("channel-count", params.nChannels);
2957                    notify->setInt32("sample-rate", params.nSampleRate);
2958                    break;
2959                }
2960
2961                case OMX_AUDIO_CodingAndroidAC3:
2962                {
2963                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
2964                    InitOMXParams(&params);
2965                    params.nPortIndex = portIndex;
2966
2967                    CHECK_EQ((status_t)OK, mOMX->getParameter(
2968                            mNode,
2969                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
2970                            &params,
2971                            sizeof(params)));
2972
2973                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
2974                    notify->setInt32("channel-count", params.nChannels);
2975                    notify->setInt32("sample-rate", params.nSampleRate);
2976                    break;
2977                }
2978
2979                case OMX_AUDIO_CodingAndroidOPUS:
2980                {
2981                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
2982                    InitOMXParams(&params);
2983                    params.nPortIndex = portIndex;
2984
2985                    CHECK_EQ((status_t)OK, mOMX->getParameter(
2986                            mNode,
2987                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
2988                            &params,
2989                            sizeof(params)));
2990
2991                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
2992                    notify->setInt32("channel-count", params.nChannels);
2993                    notify->setInt32("sample-rate", params.nSampleRate);
2994                    break;
2995                }
2996
2997                default:
2998                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
2999                    TRESPASS();
3000            }
3001            break;
3002        }
3003
3004        default:
3005            TRESPASS();
3006    }
3007
3008    return OK;
3009}
3010
3011void ACodec::sendFormatChange(const sp<AMessage> &reply) {
3012    sp<AMessage> notify = mNotify->dup();
3013    notify->setInt32("what", kWhatOutputFormatChanged);
3014
3015    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
3016
3017    AString mime;
3018    CHECK(notify->findString("mime", &mime));
3019
3020    int32_t left, top, right, bottom;
3021    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
3022        mNativeWindow != NULL &&
3023        notify->findRect("crop", &left, &top, &right, &bottom)) {
3024        // notify renderer of the crop change
3025        // NOTE: native window uses extended right-bottom coordinate
3026        reply->setRect("crop", left, top, right + 1, bottom + 1);
3027    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
3028               (mEncoderDelay || mEncoderPadding)) {
3029        int32_t channelCount;
3030        CHECK(notify->findInt32("channel-count", &channelCount));
3031        size_t frameSize = channelCount * sizeof(int16_t);
3032        if (mSkipCutBuffer != NULL) {
3033            size_t prevbufsize = mSkipCutBuffer->size();
3034            if (prevbufsize != 0) {
3035                ALOGW("Replacing SkipCutBuffer holding %d "
3036                      "bytes",
3037                      prevbufsize);
3038            }
3039        }
3040        mSkipCutBuffer = new SkipCutBuffer(
3041                mEncoderDelay * frameSize,
3042                mEncoderPadding * frameSize);
3043    }
3044
3045    notify->post();
3046
3047    mSentFormat = true;
3048}
3049
3050void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3051    sp<AMessage> notify = mNotify->dup();
3052    notify->setInt32("what", CodecBase::kWhatError);
3053    notify->setInt32("omx-error", error);
3054    notify->setInt32("err", internalError);
3055    notify->post();
3056}
3057
3058status_t ACodec::pushBlankBuffersToNativeWindow() {
3059    status_t err = NO_ERROR;
3060    ANativeWindowBuffer* anb = NULL;
3061    int numBufs = 0;
3062    int minUndequeuedBufs = 0;
3063
3064    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3065    // no frames get dropped by SurfaceFlinger assuming that these are video
3066    // frames.
3067    err = native_window_api_disconnect(mNativeWindow.get(),
3068            NATIVE_WINDOW_API_MEDIA);
3069    if (err != NO_ERROR) {
3070        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3071                strerror(-err), -err);
3072        return err;
3073    }
3074
3075    err = native_window_api_connect(mNativeWindow.get(),
3076            NATIVE_WINDOW_API_CPU);
3077    if (err != NO_ERROR) {
3078        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3079                strerror(-err), -err);
3080        return err;
3081    }
3082
3083    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3084            HAL_PIXEL_FORMAT_RGBX_8888);
3085    if (err != NO_ERROR) {
3086        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3087                strerror(-err), -err);
3088        goto error;
3089    }
3090
3091    err = native_window_set_scaling_mode(mNativeWindow.get(),
3092                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3093    if (err != NO_ERROR) {
3094        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3095              strerror(-err), -err);
3096        goto error;
3097    }
3098
3099    err = native_window_set_usage(mNativeWindow.get(),
3100            GRALLOC_USAGE_SW_WRITE_OFTEN);
3101    if (err != NO_ERROR) {
3102        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3103                strerror(-err), -err);
3104        goto error;
3105    }
3106
3107    err = mNativeWindow->query(mNativeWindow.get(),
3108            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3109    if (err != NO_ERROR) {
3110        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3111                "failed: %s (%d)", strerror(-err), -err);
3112        goto error;
3113    }
3114
3115    numBufs = minUndequeuedBufs + 1;
3116    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3117    if (err != NO_ERROR) {
3118        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3119                strerror(-err), -err);
3120        goto error;
3121    }
3122
3123    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3124    // buffer twice.  This should guarantee that the buffer has been displayed
3125    // on the screen and then been replaced, so an previous video frames are
3126    // guaranteed NOT to be currently displayed.
3127    for (int i = 0; i < numBufs + 1; i++) {
3128        int fenceFd = -1;
3129        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3130        if (err != NO_ERROR) {
3131            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3132                    strerror(-err), -err);
3133            goto error;
3134        }
3135
3136        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3137
3138        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3139        uint32_t* img = NULL;
3140        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3141        if (err != NO_ERROR) {
3142            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3143                    strerror(-err), -err);
3144            goto error;
3145        }
3146
3147        *img = 0;
3148
3149        err = buf->unlock();
3150        if (err != NO_ERROR) {
3151            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3152                    strerror(-err), -err);
3153            goto error;
3154        }
3155
3156        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3157                buf->getNativeBuffer(), -1);
3158        if (err != NO_ERROR) {
3159            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3160                    strerror(-err), -err);
3161            goto error;
3162        }
3163
3164        anb = NULL;
3165    }
3166
3167error:
3168
3169    if (err != NO_ERROR) {
3170        // Clean up after an error.
3171        if (anb != NULL) {
3172            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3173        }
3174
3175        native_window_api_disconnect(mNativeWindow.get(),
3176                NATIVE_WINDOW_API_CPU);
3177        native_window_api_connect(mNativeWindow.get(),
3178                NATIVE_WINDOW_API_MEDIA);
3179
3180        return err;
3181    } else {
3182        // Clean up after success.
3183        err = native_window_api_disconnect(mNativeWindow.get(),
3184                NATIVE_WINDOW_API_CPU);
3185        if (err != NO_ERROR) {
3186            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3187                    strerror(-err), -err);
3188            return err;
3189        }
3190
3191        err = native_window_api_connect(mNativeWindow.get(),
3192                NATIVE_WINDOW_API_MEDIA);
3193        if (err != NO_ERROR) {
3194            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3195                    strerror(-err), -err);
3196            return err;
3197        }
3198
3199        return NO_ERROR;
3200    }
3201}
3202
3203////////////////////////////////////////////////////////////////////////////////
3204
3205ACodec::PortDescription::PortDescription() {
3206}
3207
3208status_t ACodec::requestIDRFrame() {
3209    if (!mIsEncoder) {
3210        return ERROR_UNSUPPORTED;
3211    }
3212
3213    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3214    InitOMXParams(&params);
3215
3216    params.nPortIndex = kPortIndexOutput;
3217    params.IntraRefreshVOP = OMX_TRUE;
3218
3219    return mOMX->setConfig(
3220            mNode,
3221            OMX_IndexConfigVideoIntraVOPRefresh,
3222            &params,
3223            sizeof(params));
3224}
3225
3226void ACodec::PortDescription::addBuffer(
3227        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3228    mBufferIDs.push_back(id);
3229    mBuffers.push_back(buffer);
3230}
3231
3232size_t ACodec::PortDescription::countBuffers() {
3233    return mBufferIDs.size();
3234}
3235
3236IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3237    return mBufferIDs.itemAt(index);
3238}
3239
3240sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3241    return mBuffers.itemAt(index);
3242}
3243
3244////////////////////////////////////////////////////////////////////////////////
3245
3246ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3247    : AState(parentState),
3248      mCodec(codec) {
3249}
3250
3251ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3252        OMX_U32 /* portIndex */) {
3253    return KEEP_BUFFERS;
3254}
3255
3256bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3257    switch (msg->what()) {
3258        case kWhatInputBufferFilled:
3259        {
3260            onInputBufferFilled(msg);
3261            break;
3262        }
3263
3264        case kWhatOutputBufferDrained:
3265        {
3266            onOutputBufferDrained(msg);
3267            break;
3268        }
3269
3270        case ACodec::kWhatOMXMessage:
3271        {
3272            return onOMXMessage(msg);
3273        }
3274
3275        case ACodec::kWhatCreateInputSurface:
3276        case ACodec::kWhatSignalEndOfInputStream:
3277        {
3278            ALOGE("Message 0x%x was not handled", msg->what());
3279            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3280            return true;
3281        }
3282
3283        case ACodec::kWhatOMXDied:
3284        {
3285            ALOGE("OMX/mediaserver died, signalling error!");
3286            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3287            break;
3288        }
3289
3290        default:
3291            return false;
3292    }
3293
3294    return true;
3295}
3296
3297bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3298    int32_t type;
3299    CHECK(msg->findInt32("type", &type));
3300
3301    // there is a possibility that this is an outstanding message for a
3302    // codec that we have already destroyed
3303    if (mCodec->mNode == NULL) {
3304        ALOGI("ignoring message as already freed component: %s",
3305                msg->debugString().c_str());
3306        return true;
3307    }
3308
3309    IOMX::node_id nodeID;
3310    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3311    CHECK_EQ(nodeID, mCodec->mNode);
3312
3313    switch (type) {
3314        case omx_message::EVENT:
3315        {
3316            int32_t event, data1, data2;
3317            CHECK(msg->findInt32("event", &event));
3318            CHECK(msg->findInt32("data1", &data1));
3319            CHECK(msg->findInt32("data2", &data2));
3320
3321            if (event == OMX_EventCmdComplete
3322                    && data1 == OMX_CommandFlush
3323                    && data2 == (int32_t)OMX_ALL) {
3324                // Use of this notification is not consistent across
3325                // implementations. We'll drop this notification and rely
3326                // on flush-complete notifications on the individual port
3327                // indices instead.
3328
3329                return true;
3330            }
3331
3332            return onOMXEvent(
3333                    static_cast<OMX_EVENTTYPE>(event),
3334                    static_cast<OMX_U32>(data1),
3335                    static_cast<OMX_U32>(data2));
3336        }
3337
3338        case omx_message::EMPTY_BUFFER_DONE:
3339        {
3340            IOMX::buffer_id bufferID;
3341            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3342
3343            return onOMXEmptyBufferDone(bufferID);
3344        }
3345
3346        case omx_message::FILL_BUFFER_DONE:
3347        {
3348            IOMX::buffer_id bufferID;
3349            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3350
3351            int32_t rangeOffset, rangeLength, flags;
3352            int64_t timeUs;
3353
3354            CHECK(msg->findInt32("range_offset", &rangeOffset));
3355            CHECK(msg->findInt32("range_length", &rangeLength));
3356            CHECK(msg->findInt32("flags", &flags));
3357            CHECK(msg->findInt64("timestamp", &timeUs));
3358
3359            return onOMXFillBufferDone(
3360                    bufferID,
3361                    (size_t)rangeOffset, (size_t)rangeLength,
3362                    (OMX_U32)flags,
3363                    timeUs);
3364        }
3365
3366        default:
3367            TRESPASS();
3368            break;
3369    }
3370}
3371
3372bool ACodec::BaseState::onOMXEvent(
3373        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3374    if (event != OMX_EventError) {
3375        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
3376             mCodec->mComponentName.c_str(), event, data1, data2);
3377
3378        return false;
3379    }
3380
3381    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
3382
3383    mCodec->signalError((OMX_ERRORTYPE)data1);
3384
3385    return true;
3386}
3387
3388bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
3389    ALOGV("[%s] onOMXEmptyBufferDone %p",
3390         mCodec->mComponentName.c_str(), bufferID);
3391
3392    BufferInfo *info =
3393        mCodec->findBufferByID(kPortIndexInput, bufferID);
3394
3395    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3396    info->mStatus = BufferInfo::OWNED_BY_US;
3397
3398    const sp<AMessage> &bufferMeta = info->mData->meta();
3399    void *mediaBuffer;
3400    if (bufferMeta->findPointer("mediaBuffer", &mediaBuffer)
3401            && mediaBuffer != NULL) {
3402        // We're in "store-metadata-in-buffers" mode, the underlying
3403        // OMX component had access to data that's implicitly refcounted
3404        // by this "mediaBuffer" object. Now that the OMX component has
3405        // told us that it's done with the input buffer, we can decrement
3406        // the mediaBuffer's reference count.
3407
3408        ALOGV("releasing mbuf %p", mediaBuffer);
3409
3410        ((MediaBuffer *)mediaBuffer)->release();
3411        mediaBuffer = NULL;
3412
3413        bufferMeta->setPointer("mediaBuffer", NULL);
3414    }
3415
3416    PortMode mode = getPortMode(kPortIndexInput);
3417
3418    switch (mode) {
3419        case KEEP_BUFFERS:
3420            break;
3421
3422        case RESUBMIT_BUFFERS:
3423            postFillThisBuffer(info);
3424            break;
3425
3426        default:
3427        {
3428            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3429            TRESPASS();  // Not currently used
3430            break;
3431        }
3432    }
3433
3434    return true;
3435}
3436
3437void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
3438    if (mCodec->mPortEOS[kPortIndexInput]) {
3439        return;
3440    }
3441
3442    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3443
3444    sp<AMessage> notify = mCodec->mNotify->dup();
3445    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
3446    notify->setInt32("buffer-id", info->mBufferID);
3447
3448    info->mData->meta()->clear();
3449    notify->setBuffer("buffer", info->mData);
3450
3451    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3452    reply->setInt32("buffer-id", info->mBufferID);
3453
3454    notify->setMessage("reply", reply);
3455
3456    notify->post();
3457
3458    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
3459}
3460
3461void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
3462    IOMX::buffer_id bufferID;
3463    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3464    sp<ABuffer> buffer;
3465    int32_t err = OK;
3466    bool eos = false;
3467    PortMode mode = getPortMode(kPortIndexInput);
3468
3469    if (!msg->findBuffer("buffer", &buffer)) {
3470        /* these are unfilled buffers returned by client */
3471        CHECK(msg->findInt32("err", &err));
3472
3473        if (err == OK) {
3474            /* buffers with no errors are returned on MediaCodec.flush */
3475            mode = KEEP_BUFFERS;
3476        } else {
3477            ALOGV("[%s] saw error %d instead of an input buffer",
3478                 mCodec->mComponentName.c_str(), err);
3479            eos = true;
3480        }
3481
3482        buffer.clear();
3483    }
3484
3485    int32_t tmp;
3486    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
3487        eos = true;
3488        err = ERROR_END_OF_STREAM;
3489    }
3490
3491    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
3492    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
3493
3494    info->mStatus = BufferInfo::OWNED_BY_US;
3495
3496    switch (mode) {
3497        case KEEP_BUFFERS:
3498        {
3499            if (eos) {
3500                if (!mCodec->mPortEOS[kPortIndexInput]) {
3501                    mCodec->mPortEOS[kPortIndexInput] = true;
3502                    mCodec->mInputEOSResult = err;
3503                }
3504            }
3505            break;
3506        }
3507
3508        case RESUBMIT_BUFFERS:
3509        {
3510            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
3511                int64_t timeUs;
3512                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
3513
3514                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3515
3516                int32_t isCSD;
3517                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
3518                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
3519                }
3520
3521                if (eos) {
3522                    flags |= OMX_BUFFERFLAG_EOS;
3523                }
3524
3525                if (buffer != info->mData) {
3526                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
3527                         mCodec->mComponentName.c_str(),
3528                         bufferID,
3529                         buffer.get(), info->mData.get());
3530
3531                    CHECK_LE(buffer->size(), info->mData->capacity());
3532                    memcpy(info->mData->data(), buffer->data(), buffer->size());
3533                }
3534
3535                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
3536                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
3537                         mCodec->mComponentName.c_str(), bufferID);
3538                } else if (flags & OMX_BUFFERFLAG_EOS) {
3539                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
3540                         mCodec->mComponentName.c_str(), bufferID);
3541                } else {
3542#if TRACK_BUFFER_TIMING
3543                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
3544                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3545#else
3546                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
3547                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3548#endif
3549                }
3550
3551#if TRACK_BUFFER_TIMING
3552                ACodec::BufferStats stats;
3553                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
3554                stats.mFillBufferDoneTimeUs = -1ll;
3555                mCodec->mBufferStats.add(timeUs, stats);
3556#endif
3557
3558                if (mCodec->mStoreMetaDataInOutputBuffers) {
3559                    // try to submit an output buffer for each input buffer
3560                    PortMode outputMode = getPortMode(kPortIndexOutput);
3561
3562                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
3563                            mCodec->mMetaDataBuffersToSubmit,
3564                            (outputMode == FREE_BUFFERS ? "FREE" :
3565                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
3566                    if (outputMode == RESUBMIT_BUFFERS) {
3567                        CHECK_EQ(mCodec->submitOutputMetaDataBuffer(),
3568                                (status_t)OK);
3569                    }
3570                }
3571
3572                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3573                            mCodec->mNode,
3574                            bufferID,
3575                            0,
3576                            buffer->size(),
3577                            flags,
3578                            timeUs),
3579                         (status_t)OK);
3580
3581                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3582
3583                if (!eos) {
3584                    getMoreInputDataIfPossible();
3585                } else {
3586                    ALOGV("[%s] Signalled EOS on the input port",
3587                         mCodec->mComponentName.c_str());
3588
3589                    mCodec->mPortEOS[kPortIndexInput] = true;
3590                    mCodec->mInputEOSResult = err;
3591                }
3592            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
3593                if (err != ERROR_END_OF_STREAM) {
3594                    ALOGV("[%s] Signalling EOS on the input port "
3595                         "due to error %d",
3596                         mCodec->mComponentName.c_str(), err);
3597                } else {
3598                    ALOGV("[%s] Signalling EOS on the input port",
3599                         mCodec->mComponentName.c_str());
3600                }
3601
3602                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
3603                     mCodec->mComponentName.c_str(), bufferID);
3604
3605                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3606                            mCodec->mNode,
3607                            bufferID,
3608                            0,
3609                            0,
3610                            OMX_BUFFERFLAG_EOS,
3611                            0),
3612                         (status_t)OK);
3613
3614                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3615
3616                mCodec->mPortEOS[kPortIndexInput] = true;
3617                mCodec->mInputEOSResult = err;
3618            }
3619            break;
3620        }
3621
3622        default:
3623            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3624            break;
3625    }
3626}
3627
3628void ACodec::BaseState::getMoreInputDataIfPossible() {
3629    if (mCodec->mPortEOS[kPortIndexInput]) {
3630        return;
3631    }
3632
3633    BufferInfo *eligible = NULL;
3634
3635    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
3636        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
3637
3638#if 0
3639        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
3640            // There's already a "read" pending.
3641            return;
3642        }
3643#endif
3644
3645        if (info->mStatus == BufferInfo::OWNED_BY_US) {
3646            eligible = info;
3647        }
3648    }
3649
3650    if (eligible == NULL) {
3651        return;
3652    }
3653
3654    postFillThisBuffer(eligible);
3655}
3656
3657bool ACodec::BaseState::onOMXFillBufferDone(
3658        IOMX::buffer_id bufferID,
3659        size_t rangeOffset, size_t rangeLength,
3660        OMX_U32 flags,
3661        int64_t timeUs) {
3662    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
3663         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
3664
3665    ssize_t index;
3666
3667#if TRACK_BUFFER_TIMING
3668    index = mCodec->mBufferStats.indexOfKey(timeUs);
3669    if (index >= 0) {
3670        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
3671        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
3672
3673        ALOGI("frame PTS %lld: %lld",
3674                timeUs,
3675                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
3676
3677        mCodec->mBufferStats.removeItemsAt(index);
3678        stats = NULL;
3679    }
3680#endif
3681
3682    BufferInfo *info =
3683        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3684
3685    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3686
3687    info->mDequeuedAt = ++mCodec->mDequeueCounter;
3688    info->mStatus = BufferInfo::OWNED_BY_US;
3689
3690    PortMode mode = getPortMode(kPortIndexOutput);
3691
3692    switch (mode) {
3693        case KEEP_BUFFERS:
3694            break;
3695
3696        case RESUBMIT_BUFFERS:
3697        {
3698            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
3699                ALOGV("[%s] calling fillBuffer %u",
3700                     mCodec->mComponentName.c_str(), info->mBufferID);
3701
3702                CHECK_EQ(mCodec->mOMX->fillBuffer(
3703                            mCodec->mNode, info->mBufferID),
3704                         (status_t)OK);
3705
3706                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3707                break;
3708            }
3709
3710            sp<AMessage> reply =
3711                new AMessage(kWhatOutputBufferDrained, mCodec->id());
3712
3713            if (!mCodec->mSentFormat && rangeLength > 0) {
3714                mCodec->sendFormatChange(reply);
3715            }
3716
3717            if (mCodec->mUseMetadataOnEncoderOutput) {
3718                native_handle_t* handle =
3719                        *(native_handle_t**)(info->mData->data() + 4);
3720                info->mData->meta()->setPointer("handle", handle);
3721                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
3722                info->mData->meta()->setInt32("rangeLength", rangeLength);
3723            } else {
3724                info->mData->setRange(rangeOffset, rangeLength);
3725            }
3726#if 0
3727            if (mCodec->mNativeWindow == NULL) {
3728                if (IsIDR(info->mData)) {
3729                    ALOGI("IDR frame");
3730                }
3731            }
3732#endif
3733
3734            if (mCodec->mSkipCutBuffer != NULL) {
3735                mCodec->mSkipCutBuffer->submit(info->mData);
3736            }
3737            info->mData->meta()->setInt64("timeUs", timeUs);
3738
3739            sp<AMessage> notify = mCodec->mNotify->dup();
3740            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
3741            notify->setInt32("buffer-id", info->mBufferID);
3742            notify->setBuffer("buffer", info->mData);
3743            notify->setInt32("flags", flags);
3744
3745            reply->setInt32("buffer-id", info->mBufferID);
3746
3747            notify->setMessage("reply", reply);
3748
3749            notify->post();
3750
3751            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
3752
3753            if (flags & OMX_BUFFERFLAG_EOS) {
3754                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
3755
3756                sp<AMessage> notify = mCodec->mNotify->dup();
3757                notify->setInt32("what", CodecBase::kWhatEOS);
3758                notify->setInt32("err", mCodec->mInputEOSResult);
3759                notify->post();
3760
3761                mCodec->mPortEOS[kPortIndexOutput] = true;
3762            }
3763            break;
3764        }
3765
3766        default:
3767        {
3768            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3769
3770            CHECK_EQ((status_t)OK,
3771                     mCodec->freeBuffer(kPortIndexOutput, index));
3772            break;
3773        }
3774    }
3775
3776    return true;
3777}
3778
3779void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
3780    IOMX::buffer_id bufferID;
3781    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3782    ssize_t index;
3783    BufferInfo *info =
3784        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3785    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
3786
3787    android_native_rect_t crop;
3788    if (msg->findRect("crop",
3789            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
3790        CHECK_EQ(0, native_window_set_crop(
3791                mCodec->mNativeWindow.get(), &crop));
3792    }
3793
3794    int32_t render;
3795    if (mCodec->mNativeWindow != NULL
3796            && msg->findInt32("render", &render) && render != 0
3797            && info->mData != NULL && info->mData->size() != 0) {
3798        ATRACE_NAME("render");
3799        // The client wants this buffer to be rendered.
3800
3801        int64_t timestampNs = 0;
3802        if (!msg->findInt64("timestampNs", &timestampNs)) {
3803            // TODO: it seems like we should use the timestamp
3804            // in the (media)buffer as it potentially came from
3805            // an input surface, but we did not propagate it prior to
3806            // API 20.  Perhaps check for target SDK version.
3807#if 0
3808            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
3809                ALOGV("using buffer PTS of %" PRId64, timestampNs);
3810                timestampNs *= 1000;
3811            }
3812#endif
3813        }
3814
3815        status_t err;
3816        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
3817        if (err != OK) {
3818            ALOGW("failed to set buffer timestamp: %d", err);
3819        }
3820
3821        if ((err = mCodec->mNativeWindow->queueBuffer(
3822                    mCodec->mNativeWindow.get(),
3823                    info->mGraphicBuffer.get(), -1)) == OK) {
3824            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
3825        } else {
3826            mCodec->signalError(OMX_ErrorUndefined, err);
3827            info->mStatus = BufferInfo::OWNED_BY_US;
3828        }
3829    } else {
3830        if (mCodec->mNativeWindow != NULL &&
3831            (info->mData == NULL || info->mData->size() != 0)) {
3832            ATRACE_NAME("frame-drop");
3833        }
3834        info->mStatus = BufferInfo::OWNED_BY_US;
3835    }
3836
3837    PortMode mode = getPortMode(kPortIndexOutput);
3838
3839    switch (mode) {
3840        case KEEP_BUFFERS:
3841        {
3842            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
3843
3844            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3845                // We cannot resubmit the buffer we just rendered, dequeue
3846                // the spare instead.
3847
3848                info = mCodec->dequeueBufferFromNativeWindow();
3849            }
3850            break;
3851        }
3852
3853        case RESUBMIT_BUFFERS:
3854        {
3855            if (!mCodec->mPortEOS[kPortIndexOutput]) {
3856                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3857                    // We cannot resubmit the buffer we just rendered, dequeue
3858                    // the spare instead.
3859
3860                    info = mCodec->dequeueBufferFromNativeWindow();
3861                }
3862
3863                if (info != NULL) {
3864                    ALOGV("[%s] calling fillBuffer %u",
3865                         mCodec->mComponentName.c_str(), info->mBufferID);
3866
3867                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
3868                             (status_t)OK);
3869
3870                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3871                }
3872            }
3873            break;
3874        }
3875
3876        default:
3877        {
3878            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3879
3880            CHECK_EQ((status_t)OK,
3881                     mCodec->freeBuffer(kPortIndexOutput, index));
3882            break;
3883        }
3884    }
3885}
3886
3887////////////////////////////////////////////////////////////////////////////////
3888
3889ACodec::UninitializedState::UninitializedState(ACodec *codec)
3890    : BaseState(codec) {
3891}
3892
3893void ACodec::UninitializedState::stateEntered() {
3894    ALOGV("Now uninitialized");
3895
3896    if (mDeathNotifier != NULL) {
3897        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
3898        mDeathNotifier.clear();
3899    }
3900
3901    mCodec->mNativeWindow.clear();
3902    mCodec->mNode = NULL;
3903    mCodec->mOMX.clear();
3904    mCodec->mQuirks = 0;
3905    mCodec->mFlags = 0;
3906    mCodec->mUseMetadataOnEncoderOutput = 0;
3907    mCodec->mComponentName.clear();
3908}
3909
3910bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
3911    bool handled = false;
3912
3913    switch (msg->what()) {
3914        case ACodec::kWhatSetup:
3915        {
3916            onSetup(msg);
3917
3918            handled = true;
3919            break;
3920        }
3921
3922        case ACodec::kWhatAllocateComponent:
3923        {
3924            onAllocateComponent(msg);
3925            handled = true;
3926            break;
3927        }
3928
3929        case ACodec::kWhatShutdown:
3930        {
3931            int32_t keepComponentAllocated;
3932            CHECK(msg->findInt32(
3933                        "keepComponentAllocated", &keepComponentAllocated));
3934            ALOGW_IF(keepComponentAllocated,
3935                     "cannot keep component allocated on shutdown in Uninitialized state");
3936
3937            sp<AMessage> notify = mCodec->mNotify->dup();
3938            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
3939            notify->post();
3940
3941            handled = true;
3942            break;
3943        }
3944
3945        case ACodec::kWhatFlush:
3946        {
3947            sp<AMessage> notify = mCodec->mNotify->dup();
3948            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
3949            notify->post();
3950
3951            handled = true;
3952            break;
3953        }
3954
3955        default:
3956            return BaseState::onMessageReceived(msg);
3957    }
3958
3959    return handled;
3960}
3961
3962void ACodec::UninitializedState::onSetup(
3963        const sp<AMessage> &msg) {
3964    if (onAllocateComponent(msg)
3965            && mCodec->mLoadedState->onConfigureComponent(msg)) {
3966        mCodec->mLoadedState->onStart();
3967    }
3968}
3969
3970bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
3971    ALOGV("onAllocateComponent");
3972
3973    CHECK(mCodec->mNode == NULL);
3974
3975    OMXClient client;
3976    CHECK_EQ(client.connect(), (status_t)OK);
3977
3978    sp<IOMX> omx = client.interface();
3979
3980    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
3981
3982    mDeathNotifier = new DeathNotifier(notify);
3983    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
3984        // This was a local binder, if it dies so do we, we won't care
3985        // about any notifications in the afterlife.
3986        mDeathNotifier.clear();
3987    }
3988
3989    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
3990
3991    AString mime;
3992
3993    AString componentName;
3994    uint32_t quirks = 0;
3995    int32_t encoder = false;
3996    if (msg->findString("componentName", &componentName)) {
3997        ssize_t index = matchingCodecs.add();
3998        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
3999        entry->mName = String8(componentName.c_str());
4000
4001        if (!OMXCodec::findCodecQuirks(
4002                    componentName.c_str(), &entry->mQuirks)) {
4003            entry->mQuirks = 0;
4004        }
4005    } else {
4006        CHECK(msg->findString("mime", &mime));
4007
4008        if (!msg->findInt32("encoder", &encoder)) {
4009            encoder = false;
4010        }
4011
4012        OMXCodec::findMatchingCodecs(
4013                mime.c_str(),
4014                encoder, // createEncoder
4015                NULL,  // matchComponentName
4016                0,     // flags
4017                &matchingCodecs);
4018    }
4019
4020    sp<CodecObserver> observer = new CodecObserver;
4021    IOMX::node_id node = NULL;
4022
4023    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
4024            ++matchIndex) {
4025        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
4026        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
4027
4028        pid_t tid = androidGetTid();
4029        int prevPriority = androidGetThreadPriority(tid);
4030        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
4031        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
4032        androidSetThreadPriority(tid, prevPriority);
4033
4034        if (err == OK) {
4035            break;
4036        } else {
4037            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
4038        }
4039
4040        node = NULL;
4041    }
4042
4043    if (node == NULL) {
4044        if (!mime.empty()) {
4045            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4046                    encoder ? "en" : "de", mime.c_str());
4047        } else {
4048            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4049        }
4050
4051        mCodec->signalError(OMX_ErrorComponentNotFound);
4052        return false;
4053    }
4054
4055    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4056    observer->setNotificationMessage(notify);
4057
4058    mCodec->mComponentName = componentName;
4059    mCodec->mFlags = 0;
4060
4061    if (componentName.endsWith(".secure")) {
4062        mCodec->mFlags |= kFlagIsSecure;
4063        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4064    }
4065
4066    mCodec->mQuirks = quirks;
4067    mCodec->mOMX = omx;
4068    mCodec->mNode = node;
4069
4070    {
4071        sp<AMessage> notify = mCodec->mNotify->dup();
4072        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4073        notify->setString("componentName", mCodec->mComponentName.c_str());
4074        notify->post();
4075    }
4076
4077    mCodec->changeState(mCodec->mLoadedState);
4078
4079    return true;
4080}
4081
4082////////////////////////////////////////////////////////////////////////////////
4083
4084ACodec::LoadedState::LoadedState(ACodec *codec)
4085    : BaseState(codec) {
4086}
4087
4088void ACodec::LoadedState::stateEntered() {
4089    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4090
4091    mCodec->mPortEOS[kPortIndexInput] =
4092        mCodec->mPortEOS[kPortIndexOutput] = false;
4093
4094    mCodec->mInputEOSResult = OK;
4095
4096    mCodec->mDequeueCounter = 0;
4097    mCodec->mMetaDataBuffersToSubmit = 0;
4098    mCodec->mRepeatFrameDelayUs = -1ll;
4099    mCodec->mInputFormat.clear();
4100    mCodec->mOutputFormat.clear();
4101
4102    if (mCodec->mShutdownInProgress) {
4103        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4104
4105        mCodec->mShutdownInProgress = false;
4106        mCodec->mKeepComponentAllocated = false;
4107
4108        onShutdown(keepComponentAllocated);
4109    }
4110    mCodec->mExplicitShutdown = false;
4111}
4112
4113void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4114    if (!keepComponentAllocated) {
4115        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4116
4117        mCodec->changeState(mCodec->mUninitializedState);
4118    }
4119
4120    if (mCodec->mExplicitShutdown) {
4121        sp<AMessage> notify = mCodec->mNotify->dup();
4122        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4123        notify->post();
4124        mCodec->mExplicitShutdown = false;
4125    }
4126}
4127
4128bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4129    bool handled = false;
4130
4131    switch (msg->what()) {
4132        case ACodec::kWhatConfigureComponent:
4133        {
4134            onConfigureComponent(msg);
4135            handled = true;
4136            break;
4137        }
4138
4139        case ACodec::kWhatCreateInputSurface:
4140        {
4141            onCreateInputSurface(msg);
4142            handled = true;
4143            break;
4144        }
4145
4146        case ACodec::kWhatStart:
4147        {
4148            onStart();
4149            handled = true;
4150            break;
4151        }
4152
4153        case ACodec::kWhatShutdown:
4154        {
4155            int32_t keepComponentAllocated;
4156            CHECK(msg->findInt32(
4157                        "keepComponentAllocated", &keepComponentAllocated));
4158
4159            mCodec->mExplicitShutdown = true;
4160            onShutdown(keepComponentAllocated);
4161
4162            handled = true;
4163            break;
4164        }
4165
4166        case ACodec::kWhatFlush:
4167        {
4168            sp<AMessage> notify = mCodec->mNotify->dup();
4169            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4170            notify->post();
4171
4172            handled = true;
4173            break;
4174        }
4175
4176        default:
4177            return BaseState::onMessageReceived(msg);
4178    }
4179
4180    return handled;
4181}
4182
4183bool ACodec::LoadedState::onConfigureComponent(
4184        const sp<AMessage> &msg) {
4185    ALOGV("onConfigureComponent");
4186
4187    CHECK(mCodec->mNode != NULL);
4188
4189    AString mime;
4190    CHECK(msg->findString("mime", &mime));
4191
4192    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4193
4194    if (err != OK) {
4195        ALOGE("[%s] configureCodec returning error %d",
4196              mCodec->mComponentName.c_str(), err);
4197
4198        mCodec->signalError(OMX_ErrorUndefined, err);
4199        return false;
4200    }
4201
4202    sp<RefBase> obj;
4203    if (msg->findObject("native-window", &obj)
4204            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4205        sp<NativeWindowWrapper> nativeWindow(
4206                static_cast<NativeWindowWrapper *>(obj.get()));
4207        CHECK(nativeWindow != NULL);
4208        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4209
4210        native_window_set_scaling_mode(
4211                mCodec->mNativeWindow.get(),
4212                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4213    }
4214    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4215
4216    {
4217        sp<AMessage> notify = mCodec->mNotify->dup();
4218        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4219        notify->setMessage("input-format", mCodec->mInputFormat);
4220        notify->setMessage("output-format", mCodec->mOutputFormat);
4221        notify->post();
4222    }
4223
4224    return true;
4225}
4226
4227void ACodec::LoadedState::onCreateInputSurface(
4228        const sp<AMessage> & /* msg */) {
4229    ALOGV("onCreateInputSurface");
4230
4231    sp<AMessage> notify = mCodec->mNotify->dup();
4232    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4233
4234    sp<IGraphicBufferProducer> bufferProducer;
4235    status_t err;
4236
4237    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4238            &bufferProducer);
4239
4240    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4241        err = mCodec->mOMX->setInternalOption(
4242                mCodec->mNode,
4243                kPortIndexInput,
4244                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4245                &mCodec->mRepeatFrameDelayUs,
4246                sizeof(mCodec->mRepeatFrameDelayUs));
4247
4248        if (err != OK) {
4249            ALOGE("[%s] Unable to configure option to repeat previous "
4250                  "frames (err %d)",
4251                  mCodec->mComponentName.c_str(),
4252                  err);
4253        }
4254    }
4255
4256    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4257        err = mCodec->mOMX->setInternalOption(
4258                mCodec->mNode,
4259                kPortIndexInput,
4260                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4261                &mCodec->mMaxPtsGapUs,
4262                sizeof(mCodec->mMaxPtsGapUs));
4263
4264        if (err != OK) {
4265            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4266                    mCodec->mComponentName.c_str(),
4267                    err);
4268        }
4269    }
4270
4271    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4272            && mCodec->mTimePerFrameUs > 0ll) {
4273        int64_t timeLapse[2];
4274        timeLapse[0] = mCodec->mTimePerFrameUs;
4275        timeLapse[1] = mCodec->mTimePerCaptureUs;
4276        err = mCodec->mOMX->setInternalOption(
4277                mCodec->mNode,
4278                kPortIndexInput,
4279                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4280                &timeLapse[0],
4281                sizeof(timeLapse));
4282
4283        if (err != OK) {
4284            ALOGE("[%s] Unable to configure time lapse (err %d)",
4285                    mCodec->mComponentName.c_str(),
4286                    err);
4287        }
4288    }
4289
4290    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4291        bool suspend = true;
4292        err = mCodec->mOMX->setInternalOption(
4293                mCodec->mNode,
4294                kPortIndexInput,
4295                IOMX::INTERNAL_OPTION_SUSPEND,
4296                &suspend,
4297                sizeof(suspend));
4298
4299        if (err != OK) {
4300            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4301                  mCodec->mComponentName.c_str(),
4302                  err);
4303        }
4304    }
4305
4306    if (err == OK) {
4307        notify->setObject("input-surface",
4308                new BufferProducerWrapper(bufferProducer));
4309    } else {
4310        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4311        // the error through because it's in the "configured" state.  We
4312        // send a kWhatInputSurfaceCreated with an error value instead.
4313        ALOGE("[%s] onCreateInputSurface returning error %d",
4314                mCodec->mComponentName.c_str(), err);
4315        notify->setInt32("err", err);
4316    }
4317    notify->post();
4318}
4319
4320void ACodec::LoadedState::onStart() {
4321    ALOGV("onStart");
4322
4323    CHECK_EQ(mCodec->mOMX->sendCommand(
4324                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4325             (status_t)OK);
4326
4327    mCodec->changeState(mCodec->mLoadedToIdleState);
4328}
4329
4330////////////////////////////////////////////////////////////////////////////////
4331
4332ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
4333    : BaseState(codec) {
4334}
4335
4336void ACodec::LoadedToIdleState::stateEntered() {
4337    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
4338
4339    status_t err;
4340    if ((err = allocateBuffers()) != OK) {
4341        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
4342             "(error 0x%08x)",
4343             err);
4344
4345        mCodec->signalError(OMX_ErrorUndefined, err);
4346
4347        mCodec->changeState(mCodec->mLoadedState);
4348    }
4349}
4350
4351status_t ACodec::LoadedToIdleState::allocateBuffers() {
4352    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
4353
4354    if (err != OK) {
4355        return err;
4356    }
4357
4358    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
4359}
4360
4361bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4362    switch (msg->what()) {
4363        case kWhatSetParameters:
4364        case kWhatShutdown:
4365        {
4366            mCodec->deferMessage(msg);
4367            return true;
4368        }
4369
4370        case kWhatSignalEndOfInputStream:
4371        {
4372            mCodec->onSignalEndOfInputStream();
4373            return true;
4374        }
4375
4376        case kWhatResume:
4377        {
4378            // We'll be active soon enough.
4379            return true;
4380        }
4381
4382        case kWhatFlush:
4383        {
4384            // We haven't even started yet, so we're flushed alright...
4385            sp<AMessage> notify = mCodec->mNotify->dup();
4386            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4387            notify->post();
4388            return true;
4389        }
4390
4391        default:
4392            return BaseState::onMessageReceived(msg);
4393    }
4394}
4395
4396bool ACodec::LoadedToIdleState::onOMXEvent(
4397        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4398    switch (event) {
4399        case OMX_EventCmdComplete:
4400        {
4401            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4402            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4403
4404            CHECK_EQ(mCodec->mOMX->sendCommand(
4405                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
4406                     (status_t)OK);
4407
4408            mCodec->changeState(mCodec->mIdleToExecutingState);
4409
4410            return true;
4411        }
4412
4413        default:
4414            return BaseState::onOMXEvent(event, data1, data2);
4415    }
4416}
4417
4418////////////////////////////////////////////////////////////////////////////////
4419
4420ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
4421    : BaseState(codec) {
4422}
4423
4424void ACodec::IdleToExecutingState::stateEntered() {
4425    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
4426}
4427
4428bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4429    switch (msg->what()) {
4430        case kWhatSetParameters:
4431        case kWhatShutdown:
4432        {
4433            mCodec->deferMessage(msg);
4434            return true;
4435        }
4436
4437        case kWhatResume:
4438        {
4439            // We'll be active soon enough.
4440            return true;
4441        }
4442
4443        case kWhatFlush:
4444        {
4445            // We haven't even started yet, so we're flushed alright...
4446            sp<AMessage> notify = mCodec->mNotify->dup();
4447            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4448            notify->post();
4449
4450            return true;
4451        }
4452
4453        case kWhatSignalEndOfInputStream:
4454        {
4455            mCodec->onSignalEndOfInputStream();
4456            return true;
4457        }
4458
4459        default:
4460            return BaseState::onMessageReceived(msg);
4461    }
4462}
4463
4464bool ACodec::IdleToExecutingState::onOMXEvent(
4465        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4466    switch (event) {
4467        case OMX_EventCmdComplete:
4468        {
4469            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4470            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
4471
4472            mCodec->mExecutingState->resume();
4473            mCodec->changeState(mCodec->mExecutingState);
4474
4475            return true;
4476        }
4477
4478        default:
4479            return BaseState::onOMXEvent(event, data1, data2);
4480    }
4481}
4482
4483////////////////////////////////////////////////////////////////////////////////
4484
4485ACodec::ExecutingState::ExecutingState(ACodec *codec)
4486    : BaseState(codec),
4487      mActive(false) {
4488}
4489
4490ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
4491        OMX_U32 /* portIndex */) {
4492    return RESUBMIT_BUFFERS;
4493}
4494
4495void ACodec::ExecutingState::submitOutputMetaBuffers() {
4496    // submit as many buffers as there are input buffers with the codec
4497    // in case we are in port reconfiguring
4498    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4499        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4500
4501        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
4502            if (mCodec->submitOutputMetaDataBuffer() != OK)
4503                break;
4504        }
4505    }
4506
4507    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4508    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4509}
4510
4511void ACodec::ExecutingState::submitRegularOutputBuffers() {
4512    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
4513        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
4514
4515        if (mCodec->mNativeWindow != NULL) {
4516            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
4517                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
4518
4519            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4520                continue;
4521            }
4522        } else {
4523            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
4524        }
4525
4526        ALOGV("[%s] calling fillBuffer %p",
4527             mCodec->mComponentName.c_str(), info->mBufferID);
4528
4529        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4530                 (status_t)OK);
4531
4532        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4533    }
4534}
4535
4536void ACodec::ExecutingState::submitOutputBuffers() {
4537    submitRegularOutputBuffers();
4538    if (mCodec->mStoreMetaDataInOutputBuffers) {
4539        submitOutputMetaBuffers();
4540    }
4541}
4542
4543void ACodec::ExecutingState::resume() {
4544    if (mActive) {
4545        ALOGV("[%s] We're already active, no need to resume.",
4546             mCodec->mComponentName.c_str());
4547
4548        return;
4549    }
4550
4551    submitOutputBuffers();
4552
4553    // Post all available input buffers
4554    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
4555    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
4556        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4557        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4558            postFillThisBuffer(info);
4559        }
4560    }
4561
4562    mActive = true;
4563}
4564
4565void ACodec::ExecutingState::stateEntered() {
4566    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
4567
4568    mCodec->processDeferredMessages();
4569}
4570
4571bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4572    bool handled = false;
4573
4574    switch (msg->what()) {
4575        case kWhatShutdown:
4576        {
4577            int32_t keepComponentAllocated;
4578            CHECK(msg->findInt32(
4579                        "keepComponentAllocated", &keepComponentAllocated));
4580
4581            mCodec->mShutdownInProgress = true;
4582            mCodec->mExplicitShutdown = true;
4583            mCodec->mKeepComponentAllocated = keepComponentAllocated;
4584
4585            mActive = false;
4586
4587            CHECK_EQ(mCodec->mOMX->sendCommand(
4588                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4589                     (status_t)OK);
4590
4591            mCodec->changeState(mCodec->mExecutingToIdleState);
4592
4593            handled = true;
4594            break;
4595        }
4596
4597        case kWhatFlush:
4598        {
4599            ALOGV("[%s] ExecutingState flushing now "
4600                 "(codec owns %d/%d input, %d/%d output).",
4601                    mCodec->mComponentName.c_str(),
4602                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
4603                    mCodec->mBuffers[kPortIndexInput].size(),
4604                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
4605                    mCodec->mBuffers[kPortIndexOutput].size());
4606
4607            mActive = false;
4608
4609            CHECK_EQ(mCodec->mOMX->sendCommand(
4610                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
4611                     (status_t)OK);
4612
4613            mCodec->changeState(mCodec->mFlushingState);
4614            handled = true;
4615            break;
4616        }
4617
4618        case kWhatResume:
4619        {
4620            resume();
4621
4622            handled = true;
4623            break;
4624        }
4625
4626        case kWhatRequestIDRFrame:
4627        {
4628            status_t err = mCodec->requestIDRFrame();
4629            if (err != OK) {
4630                ALOGW("Requesting an IDR frame failed.");
4631            }
4632
4633            handled = true;
4634            break;
4635        }
4636
4637        case kWhatSetParameters:
4638        {
4639            sp<AMessage> params;
4640            CHECK(msg->findMessage("params", &params));
4641
4642            status_t err = mCodec->setParameters(params);
4643
4644            sp<AMessage> reply;
4645            if (msg->findMessage("reply", &reply)) {
4646                reply->setInt32("err", err);
4647                reply->post();
4648            }
4649
4650            handled = true;
4651            break;
4652        }
4653
4654        case ACodec::kWhatSignalEndOfInputStream:
4655        {
4656            mCodec->onSignalEndOfInputStream();
4657            handled = true;
4658            break;
4659        }
4660
4661        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4662        case kWhatSubmitOutputMetaDataBufferIfEOS:
4663        {
4664            if (mCodec->mPortEOS[kPortIndexInput] &&
4665                    !mCodec->mPortEOS[kPortIndexOutput]) {
4666                status_t err = mCodec->submitOutputMetaDataBuffer();
4667                if (err == OK) {
4668                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4669                }
4670            }
4671            return true;
4672        }
4673
4674        default:
4675            handled = BaseState::onMessageReceived(msg);
4676            break;
4677    }
4678
4679    return handled;
4680}
4681
4682status_t ACodec::setParameters(const sp<AMessage> &params) {
4683    int32_t videoBitrate;
4684    if (params->findInt32("video-bitrate", &videoBitrate)) {
4685        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
4686        InitOMXParams(&configParams);
4687        configParams.nPortIndex = kPortIndexOutput;
4688        configParams.nEncodeBitrate = videoBitrate;
4689
4690        status_t err = mOMX->setConfig(
4691                mNode,
4692                OMX_IndexConfigVideoBitrate,
4693                &configParams,
4694                sizeof(configParams));
4695
4696        if (err != OK) {
4697            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
4698                   videoBitrate, err);
4699
4700            return err;
4701        }
4702    }
4703
4704    int64_t skipFramesBeforeUs;
4705    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
4706        status_t err =
4707            mOMX->setInternalOption(
4708                     mNode,
4709                     kPortIndexInput,
4710                     IOMX::INTERNAL_OPTION_START_TIME,
4711                     &skipFramesBeforeUs,
4712                     sizeof(skipFramesBeforeUs));
4713
4714        if (err != OK) {
4715            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
4716            return err;
4717        }
4718    }
4719
4720    int32_t dropInputFrames;
4721    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
4722        bool suspend = dropInputFrames != 0;
4723
4724        status_t err =
4725            mOMX->setInternalOption(
4726                     mNode,
4727                     kPortIndexInput,
4728                     IOMX::INTERNAL_OPTION_SUSPEND,
4729                     &suspend,
4730                     sizeof(suspend));
4731
4732        if (err != OK) {
4733            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
4734            return err;
4735        }
4736    }
4737
4738    int32_t dummy;
4739    if (params->findInt32("request-sync", &dummy)) {
4740        status_t err = requestIDRFrame();
4741
4742        if (err != OK) {
4743            ALOGE("Requesting a sync frame failed w/ err %d", err);
4744            return err;
4745        }
4746    }
4747
4748    return OK;
4749}
4750
4751void ACodec::onSignalEndOfInputStream() {
4752    sp<AMessage> notify = mNotify->dup();
4753    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
4754
4755    status_t err = mOMX->signalEndOfInputStream(mNode);
4756    if (err != OK) {
4757        notify->setInt32("err", err);
4758    }
4759    notify->post();
4760}
4761
4762bool ACodec::ExecutingState::onOMXEvent(
4763        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4764    switch (event) {
4765        case OMX_EventPortSettingsChanged:
4766        {
4767            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
4768
4769            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
4770                mCodec->mMetaDataBuffersToSubmit = 0;
4771                CHECK_EQ(mCodec->mOMX->sendCommand(
4772                            mCodec->mNode,
4773                            OMX_CommandPortDisable, kPortIndexOutput),
4774                         (status_t)OK);
4775
4776                mCodec->freeOutputBuffersNotOwnedByComponent();
4777
4778                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
4779            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
4780                mCodec->mSentFormat = false;
4781            } else {
4782                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
4783                     mCodec->mComponentName.c_str(), data2);
4784            }
4785
4786            return true;
4787        }
4788
4789        case OMX_EventBufferFlag:
4790        {
4791            return true;
4792        }
4793
4794        default:
4795            return BaseState::onOMXEvent(event, data1, data2);
4796    }
4797}
4798
4799////////////////////////////////////////////////////////////////////////////////
4800
4801ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
4802        ACodec *codec)
4803    : BaseState(codec) {
4804}
4805
4806ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
4807        OMX_U32 portIndex) {
4808    if (portIndex == kPortIndexOutput) {
4809        return FREE_BUFFERS;
4810    }
4811
4812    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
4813
4814    return RESUBMIT_BUFFERS;
4815}
4816
4817bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
4818        const sp<AMessage> &msg) {
4819    bool handled = false;
4820
4821    switch (msg->what()) {
4822        case kWhatFlush:
4823        case kWhatShutdown:
4824        case kWhatResume:
4825        {
4826            if (msg->what() == kWhatResume) {
4827                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
4828            }
4829
4830            mCodec->deferMessage(msg);
4831            handled = true;
4832            break;
4833        }
4834
4835        default:
4836            handled = BaseState::onMessageReceived(msg);
4837            break;
4838    }
4839
4840    return handled;
4841}
4842
4843void ACodec::OutputPortSettingsChangedState::stateEntered() {
4844    ALOGV("[%s] Now handling output port settings change",
4845         mCodec->mComponentName.c_str());
4846}
4847
4848bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
4849        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4850    switch (event) {
4851        case OMX_EventCmdComplete:
4852        {
4853            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
4854                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
4855
4856                ALOGV("[%s] Output port now disabled.",
4857                        mCodec->mComponentName.c_str());
4858
4859                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
4860                mCodec->mDealer[kPortIndexOutput].clear();
4861
4862                CHECK_EQ(mCodec->mOMX->sendCommand(
4863                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
4864                         (status_t)OK);
4865
4866                status_t err;
4867                if ((err = mCodec->allocateBuffersOnPort(
4868                                kPortIndexOutput)) != OK) {
4869                    ALOGE("Failed to allocate output port buffers after "
4870                         "port reconfiguration (error 0x%08x)",
4871                         err);
4872
4873                    mCodec->signalError(OMX_ErrorUndefined, err);
4874
4875                    // This is technically not correct, but appears to be
4876                    // the only way to free the component instance.
4877                    // Controlled transitioning from excecuting->idle
4878                    // and idle->loaded seem impossible probably because
4879                    // the output port never finishes re-enabling.
4880                    mCodec->mShutdownInProgress = true;
4881                    mCodec->mKeepComponentAllocated = false;
4882                    mCodec->changeState(mCodec->mLoadedState);
4883                }
4884
4885                return true;
4886            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
4887                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
4888
4889                mCodec->mSentFormat = false;
4890
4891                ALOGV("[%s] Output port now reenabled.",
4892                        mCodec->mComponentName.c_str());
4893
4894                if (mCodec->mExecutingState->active()) {
4895                    mCodec->mExecutingState->submitOutputBuffers();
4896                }
4897
4898                mCodec->changeState(mCodec->mExecutingState);
4899
4900                return true;
4901            }
4902
4903            return false;
4904        }
4905
4906        default:
4907            return false;
4908    }
4909}
4910
4911////////////////////////////////////////////////////////////////////////////////
4912
4913ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
4914    : BaseState(codec),
4915      mComponentNowIdle(false) {
4916}
4917
4918bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4919    bool handled = false;
4920
4921    switch (msg->what()) {
4922        case kWhatFlush:
4923        {
4924            // Don't send me a flush request if you previously wanted me
4925            // to shutdown.
4926            TRESPASS();
4927            break;
4928        }
4929
4930        case kWhatShutdown:
4931        {
4932            // We're already doing that...
4933
4934            handled = true;
4935            break;
4936        }
4937
4938        default:
4939            handled = BaseState::onMessageReceived(msg);
4940            break;
4941    }
4942
4943    return handled;
4944}
4945
4946void ACodec::ExecutingToIdleState::stateEntered() {
4947    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
4948
4949    mComponentNowIdle = false;
4950    mCodec->mSentFormat = false;
4951}
4952
4953bool ACodec::ExecutingToIdleState::onOMXEvent(
4954        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4955    switch (event) {
4956        case OMX_EventCmdComplete:
4957        {
4958            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4959            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4960
4961            mComponentNowIdle = true;
4962
4963            changeStateIfWeOwnAllBuffers();
4964
4965            return true;
4966        }
4967
4968        case OMX_EventPortSettingsChanged:
4969        case OMX_EventBufferFlag:
4970        {
4971            // We're shutting down and don't care about this anymore.
4972            return true;
4973        }
4974
4975        default:
4976            return BaseState::onOMXEvent(event, data1, data2);
4977    }
4978}
4979
4980void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
4981    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
4982        CHECK_EQ(mCodec->mOMX->sendCommand(
4983                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
4984                 (status_t)OK);
4985
4986        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
4987        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
4988
4989        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
4990                && mCodec->mNativeWindow != NULL) {
4991            // We push enough 1x1 blank buffers to ensure that one of
4992            // them has made it to the display.  This allows the OMX
4993            // component teardown to zero out any protected buffers
4994            // without the risk of scanning out one of those buffers.
4995            mCodec->pushBlankBuffersToNativeWindow();
4996        }
4997
4998        mCodec->changeState(mCodec->mIdleToLoadedState);
4999    }
5000}
5001
5002void ACodec::ExecutingToIdleState::onInputBufferFilled(
5003        const sp<AMessage> &msg) {
5004    BaseState::onInputBufferFilled(msg);
5005
5006    changeStateIfWeOwnAllBuffers();
5007}
5008
5009void ACodec::ExecutingToIdleState::onOutputBufferDrained(
5010        const sp<AMessage> &msg) {
5011    BaseState::onOutputBufferDrained(msg);
5012
5013    changeStateIfWeOwnAllBuffers();
5014}
5015
5016////////////////////////////////////////////////////////////////////////////////
5017
5018ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
5019    : BaseState(codec) {
5020}
5021
5022bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
5023    bool handled = false;
5024
5025    switch (msg->what()) {
5026        case kWhatShutdown:
5027        {
5028            // We're already doing that...
5029
5030            handled = true;
5031            break;
5032        }
5033
5034        case kWhatFlush:
5035        {
5036            // Don't send me a flush request if you previously wanted me
5037            // to shutdown.
5038            TRESPASS();
5039            break;
5040        }
5041
5042        default:
5043            handled = BaseState::onMessageReceived(msg);
5044            break;
5045    }
5046
5047    return handled;
5048}
5049
5050void ACodec::IdleToLoadedState::stateEntered() {
5051    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5052}
5053
5054bool ACodec::IdleToLoadedState::onOMXEvent(
5055        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5056    switch (event) {
5057        case OMX_EventCmdComplete:
5058        {
5059            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5060            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5061
5062            mCodec->changeState(mCodec->mLoadedState);
5063
5064            return true;
5065        }
5066
5067        default:
5068            return BaseState::onOMXEvent(event, data1, data2);
5069    }
5070}
5071
5072////////////////////////////////////////////////////////////////////////////////
5073
5074ACodec::FlushingState::FlushingState(ACodec *codec)
5075    : BaseState(codec) {
5076}
5077
5078void ACodec::FlushingState::stateEntered() {
5079    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5080
5081    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5082}
5083
5084bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5085    bool handled = false;
5086
5087    switch (msg->what()) {
5088        case kWhatShutdown:
5089        {
5090            mCodec->deferMessage(msg);
5091            break;
5092        }
5093
5094        case kWhatFlush:
5095        {
5096            // We're already doing this right now.
5097            handled = true;
5098            break;
5099        }
5100
5101        default:
5102            handled = BaseState::onMessageReceived(msg);
5103            break;
5104    }
5105
5106    return handled;
5107}
5108
5109bool ACodec::FlushingState::onOMXEvent(
5110        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5111    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5112            mCodec->mComponentName.c_str(), event, data1);
5113
5114    switch (event) {
5115        case OMX_EventCmdComplete:
5116        {
5117            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5118
5119            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5120                CHECK(!mFlushComplete[data2]);
5121                mFlushComplete[data2] = true;
5122
5123                if (mFlushComplete[kPortIndexInput]
5124                        && mFlushComplete[kPortIndexOutput]) {
5125                    changeStateIfWeOwnAllBuffers();
5126                }
5127            } else {
5128                CHECK_EQ(data2, OMX_ALL);
5129                CHECK(mFlushComplete[kPortIndexInput]);
5130                CHECK(mFlushComplete[kPortIndexOutput]);
5131
5132                changeStateIfWeOwnAllBuffers();
5133            }
5134
5135            return true;
5136        }
5137
5138        case OMX_EventPortSettingsChanged:
5139        {
5140            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5141            msg->setInt32("type", omx_message::EVENT);
5142            msg->setInt32("node", mCodec->mNode);
5143            msg->setInt32("event", event);
5144            msg->setInt32("data1", data1);
5145            msg->setInt32("data2", data2);
5146
5147            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5148                 mCodec->mComponentName.c_str());
5149
5150            mCodec->deferMessage(msg);
5151
5152            return true;
5153        }
5154
5155        default:
5156            return BaseState::onOMXEvent(event, data1, data2);
5157    }
5158
5159    return true;
5160}
5161
5162void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5163    BaseState::onOutputBufferDrained(msg);
5164
5165    changeStateIfWeOwnAllBuffers();
5166}
5167
5168void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5169    BaseState::onInputBufferFilled(msg);
5170
5171    changeStateIfWeOwnAllBuffers();
5172}
5173
5174void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5175    if (mFlushComplete[kPortIndexInput]
5176            && mFlushComplete[kPortIndexOutput]
5177            && mCodec->allYourBuffersAreBelongToUs()) {
5178        // We now own all buffers except possibly those still queued with
5179        // the native window for rendering. Let's get those back as well.
5180        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5181
5182        sp<AMessage> notify = mCodec->mNotify->dup();
5183        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5184        notify->post();
5185
5186        mCodec->mPortEOS[kPortIndexInput] =
5187            mCodec->mPortEOS[kPortIndexOutput] = false;
5188
5189        mCodec->mInputEOSResult = OK;
5190
5191        if (mCodec->mSkipCutBuffer != NULL) {
5192            mCodec->mSkipCutBuffer->clear();
5193        }
5194
5195        mCodec->changeState(mCodec->mExecutingState);
5196    }
5197}
5198
5199}  // namespace android
5200