ACodec.cpp revision 251d4be8aa5ab80bc915a82a2420233bdc62018e 
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
54// OMX errors are directly mapped into status_t range if
55// there is no corresponding MediaError status code.
56// Use the statusFromOMXError(int32_t omxError) function.
57//
58// Currently this is a direct map.
59// See frameworks/native/include/media/openmax/OMX_Core.h
60//
61// Vendor OMX errors     from 0x90000000 - 0x9000FFFF
62// Extension OMX errors  from 0x8F000000 - 0x90000000
63// Standard OMX errors   from 0x80001000 - 0x80001024 (0x80001024 current)
64//
65
66// returns true if err is a recognized OMX error code.
67// as OMX error is OMX_S32, this is an int32_t type
68static inline bool isOMXError(int32_t err) {
69    return (ERROR_CODEC_MIN <= err && err <= ERROR_CODEC_MAX);
70}
71
72// converts an OMX error to a status_t
73static inline status_t statusFromOMXError(int32_t omxError) {
74    switch (omxError) {
75    case OMX_ErrorInvalidComponentName:
76    case OMX_ErrorComponentNotFound:
77        return NAME_NOT_FOUND; // can trigger illegal argument error for provided names.
78    default:
79        return isOMXError(omxError) ? omxError : 0; // no translation required
80    }
81}
82
83// checks and converts status_t to a non-side-effect status_t
84static inline status_t makeNoSideEffectStatus(status_t err) {
85    switch (err) {
86    // the following errors have side effects and may come
87    // from other code modules. Remap for safety reasons.
88    case INVALID_OPERATION:
89    case DEAD_OBJECT:
90        return UNKNOWN_ERROR;
91    default:
92        return err;
93    }
94}
95
96template<class T>
97static void InitOMXParams(T *params) {
98    params->nSize = sizeof(T);
99    params->nVersion.s.nVersionMajor = 1;
100    params->nVersion.s.nVersionMinor = 0;
101    params->nVersion.s.nRevision = 0;
102    params->nVersion.s.nStep = 0;
103}
104
105struct CodecObserver : public BnOMXObserver {
106    CodecObserver() {}
107
108    void setNotificationMessage(const sp<AMessage> &msg) {
109        mNotify = msg;
110    }
111
112    // from IOMXObserver
113    virtual void onMessage(const omx_message &omx_msg) {
114        sp<AMessage> msg = mNotify->dup();
115
116        msg->setInt32("type", omx_msg.type);
117        msg->setInt32("node", omx_msg.node);
118
119        switch (omx_msg.type) {
120            case omx_message::EVENT:
121            {
122                msg->setInt32("event", omx_msg.u.event_data.event);
123                msg->setInt32("data1", omx_msg.u.event_data.data1);
124                msg->setInt32("data2", omx_msg.u.event_data.data2);
125                break;
126            }
127
128            case omx_message::EMPTY_BUFFER_DONE:
129            {
130                msg->setInt32("buffer", omx_msg.u.buffer_data.buffer);
131                break;
132            }
133
134            case omx_message::FILL_BUFFER_DONE:
135            {
136                msg->setInt32(
137                        "buffer", omx_msg.u.extended_buffer_data.buffer);
138                msg->setInt32(
139                        "range_offset",
140                        omx_msg.u.extended_buffer_data.range_offset);
141                msg->setInt32(
142                        "range_length",
143                        omx_msg.u.extended_buffer_data.range_length);
144                msg->setInt32(
145                        "flags",
146                        omx_msg.u.extended_buffer_data.flags);
147                msg->setInt64(
148                        "timestamp",
149                        omx_msg.u.extended_buffer_data.timestamp);
150                break;
151            }
152
153            default:
154                TRESPASS();
155                break;
156        }
157
158        msg->post();
159    }
160
161protected:
162    virtual ~CodecObserver() {}
163
164private:
165    sp<AMessage> mNotify;
166
167    DISALLOW_EVIL_CONSTRUCTORS(CodecObserver);
168};
169
170////////////////////////////////////////////////////////////////////////////////
171
172struct ACodec::BaseState : public AState {
173    BaseState(ACodec *codec, const sp<AState> &parentState = NULL);
174
175protected:
176    enum PortMode {
177        KEEP_BUFFERS,
178        RESUBMIT_BUFFERS,
179        FREE_BUFFERS,
180    };
181
182    ACodec *mCodec;
183
184    virtual PortMode getPortMode(OMX_U32 portIndex);
185
186    virtual bool onMessageReceived(const sp<AMessage> &msg);
187
188    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
189
190    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
191    virtual void onInputBufferFilled(const sp<AMessage> &msg);
192
193    void postFillThisBuffer(BufferInfo *info);
194
195private:
196    bool onOMXMessage(const sp<AMessage> &msg);
197
198    bool onOMXEmptyBufferDone(IOMX::buffer_id bufferID);
199
200    bool onOMXFillBufferDone(
201            IOMX::buffer_id bufferID,
202            size_t rangeOffset, size_t rangeLength,
203            OMX_U32 flags,
204            int64_t timeUs);
205
206    void getMoreInputDataIfPossible();
207
208    DISALLOW_EVIL_CONSTRUCTORS(BaseState);
209};
210
211////////////////////////////////////////////////////////////////////////////////
212
213struct ACodec::DeathNotifier : public IBinder::DeathRecipient {
214    DeathNotifier(const sp<AMessage> &notify)
215        : mNotify(notify) {
216    }
217
218    virtual void binderDied(const wp<IBinder> &) {
219        mNotify->post();
220    }
221
222protected:
223    virtual ~DeathNotifier() {}
224
225private:
226    sp<AMessage> mNotify;
227
228    DISALLOW_EVIL_CONSTRUCTORS(DeathNotifier);
229};
230
231struct ACodec::UninitializedState : public ACodec::BaseState {
232    UninitializedState(ACodec *codec);
233
234protected:
235    virtual bool onMessageReceived(const sp<AMessage> &msg);
236    virtual void stateEntered();
237
238private:
239    void onSetup(const sp<AMessage> &msg);
240    bool onAllocateComponent(const sp<AMessage> &msg);
241
242    sp<DeathNotifier> mDeathNotifier;
243
244    DISALLOW_EVIL_CONSTRUCTORS(UninitializedState);
245};
246
247////////////////////////////////////////////////////////////////////////////////
248
249struct ACodec::LoadedState : public ACodec::BaseState {
250    LoadedState(ACodec *codec);
251
252protected:
253    virtual bool onMessageReceived(const sp<AMessage> &msg);
254    virtual void stateEntered();
255
256private:
257    friend struct ACodec::UninitializedState;
258
259    bool onConfigureComponent(const sp<AMessage> &msg);
260    void onCreateInputSurface(const sp<AMessage> &msg);
261    void onStart();
262    void onShutdown(bool keepComponentAllocated);
263
264    DISALLOW_EVIL_CONSTRUCTORS(LoadedState);
265};
266
267////////////////////////////////////////////////////////////////////////////////
268
269struct ACodec::LoadedToIdleState : public ACodec::BaseState {
270    LoadedToIdleState(ACodec *codec);
271
272protected:
273    virtual bool onMessageReceived(const sp<AMessage> &msg);
274    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
275    virtual void stateEntered();
276
277private:
278    status_t allocateBuffers();
279
280    DISALLOW_EVIL_CONSTRUCTORS(LoadedToIdleState);
281};
282
283////////////////////////////////////////////////////////////////////////////////
284
285struct ACodec::IdleToExecutingState : public ACodec::BaseState {
286    IdleToExecutingState(ACodec *codec);
287
288protected:
289    virtual bool onMessageReceived(const sp<AMessage> &msg);
290    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
291    virtual void stateEntered();
292
293private:
294    DISALLOW_EVIL_CONSTRUCTORS(IdleToExecutingState);
295};
296
297////////////////////////////////////////////////////////////////////////////////
298
299struct ACodec::ExecutingState : public ACodec::BaseState {
300    ExecutingState(ACodec *codec);
301
302    void submitRegularOutputBuffers();
303    void submitOutputMetaBuffers();
304    void submitOutputBuffers();
305
306    // Submit output buffers to the decoder, submit input buffers to client
307    // to fill with data.
308    void resume();
309
310    // Returns true iff input and output buffers are in play.
311    bool active() const { return mActive; }
312
313protected:
314    virtual PortMode getPortMode(OMX_U32 portIndex);
315    virtual bool onMessageReceived(const sp<AMessage> &msg);
316    virtual void stateEntered();
317
318    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
319
320private:
321    bool mActive;
322
323    DISALLOW_EVIL_CONSTRUCTORS(ExecutingState);
324};
325
326////////////////////////////////////////////////////////////////////////////////
327
328struct ACodec::OutputPortSettingsChangedState : public ACodec::BaseState {
329    OutputPortSettingsChangedState(ACodec *codec);
330
331protected:
332    virtual PortMode getPortMode(OMX_U32 portIndex);
333    virtual bool onMessageReceived(const sp<AMessage> &msg);
334    virtual void stateEntered();
335
336    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
337
338private:
339    DISALLOW_EVIL_CONSTRUCTORS(OutputPortSettingsChangedState);
340};
341
342////////////////////////////////////////////////////////////////////////////////
343
344struct ACodec::ExecutingToIdleState : public ACodec::BaseState {
345    ExecutingToIdleState(ACodec *codec);
346
347protected:
348    virtual bool onMessageReceived(const sp<AMessage> &msg);
349    virtual void stateEntered();
350
351    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
352
353    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
354    virtual void onInputBufferFilled(const sp<AMessage> &msg);
355
356private:
357    void changeStateIfWeOwnAllBuffers();
358
359    bool mComponentNowIdle;
360
361    DISALLOW_EVIL_CONSTRUCTORS(ExecutingToIdleState);
362};
363
364////////////////////////////////////////////////////////////////////////////////
365
366struct ACodec::IdleToLoadedState : public ACodec::BaseState {
367    IdleToLoadedState(ACodec *codec);
368
369protected:
370    virtual bool onMessageReceived(const sp<AMessage> &msg);
371    virtual void stateEntered();
372
373    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
374
375private:
376    DISALLOW_EVIL_CONSTRUCTORS(IdleToLoadedState);
377};
378
379////////////////////////////////////////////////////////////////////////////////
380
381struct ACodec::FlushingState : public ACodec::BaseState {
382    FlushingState(ACodec *codec);
383
384protected:
385    virtual bool onMessageReceived(const sp<AMessage> &msg);
386    virtual void stateEntered();
387
388    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
389
390    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
391    virtual void onInputBufferFilled(const sp<AMessage> &msg);
392
393private:
394    bool mFlushComplete[2];
395
396    void changeStateIfWeOwnAllBuffers();
397
398    DISALLOW_EVIL_CONSTRUCTORS(FlushingState);
399};
400
401////////////////////////////////////////////////////////////////////////////////
402
403ACodec::ACodec()
404    : mQuirks(0),
405      mNode(0),
406      mSentFormat(false),
407      mIsEncoder(false),
408      mUseMetadataOnEncoderOutput(false),
409      mShutdownInProgress(false),
410      mExplicitShutdown(false),
411      mEncoderDelay(0),
412      mEncoderPadding(0),
413      mRotationDegrees(0),
414      mChannelMaskPresent(false),
415      mChannelMask(0),
416      mDequeueCounter(0),
417      mStoreMetaDataInOutputBuffers(false),
418      mMetaDataBuffersToSubmit(0),
419      mRepeatFrameDelayUs(-1ll),
420      mMaxPtsGapUs(-1ll),
421      mTimePerFrameUs(-1ll),
422      mTimePerCaptureUs(-1ll),
423      mCreateInputBuffersSuspended(false) {
424    mUninitializedState = new UninitializedState(this);
425    mLoadedState = new LoadedState(this);
426    mLoadedToIdleState = new LoadedToIdleState(this);
427    mIdleToExecutingState = new IdleToExecutingState(this);
428    mExecutingState = new ExecutingState(this);
429
430    mOutputPortSettingsChangedState =
431        new OutputPortSettingsChangedState(this);
432
433    mExecutingToIdleState = new ExecutingToIdleState(this);
434    mIdleToLoadedState = new IdleToLoadedState(this);
435    mFlushingState = new FlushingState(this);
436
437    mPortEOS[kPortIndexInput] = mPortEOS[kPortIndexOutput] = false;
438    mInputEOSResult = OK;
439
440    changeState(mUninitializedState);
441}
442
443ACodec::~ACodec() {
444}
445
446void ACodec::setNotificationMessage(const sp<AMessage> &msg) {
447    mNotify = msg;
448}
449
450void ACodec::initiateSetup(const sp<AMessage> &msg) {
451    msg->setWhat(kWhatSetup);
452    msg->setTarget(id());
453    msg->post();
454}
455
456void ACodec::signalSetParameters(const sp<AMessage> &params) {
457    sp<AMessage> msg = new AMessage(kWhatSetParameters, id());
458    msg->setMessage("params", params);
459    msg->post();
460}
461
462void ACodec::initiateAllocateComponent(const sp<AMessage> &msg) {
463    msg->setWhat(kWhatAllocateComponent);
464    msg->setTarget(id());
465    msg->post();
466}
467
468void ACodec::initiateConfigureComponent(const sp<AMessage> &msg) {
469    msg->setWhat(kWhatConfigureComponent);
470    msg->setTarget(id());
471    msg->post();
472}
473
474void ACodec::initiateCreateInputSurface() {
475    (new AMessage(kWhatCreateInputSurface, id()))->post();
476}
477
478void ACodec::signalEndOfInputStream() {
479    (new AMessage(kWhatSignalEndOfInputStream, id()))->post();
480}
481
482void ACodec::initiateStart() {
483    (new AMessage(kWhatStart, id()))->post();
484}
485
486void ACodec::signalFlush() {
487    ALOGV("[%s] signalFlush", mComponentName.c_str());
488    (new AMessage(kWhatFlush, id()))->post();
489}
490
491void ACodec::signalResume() {
492    (new AMessage(kWhatResume, id()))->post();
493}
494
495void ACodec::initiateShutdown(bool keepComponentAllocated) {
496    sp<AMessage> msg = new AMessage(kWhatShutdown, id());
497    msg->setInt32("keepComponentAllocated", keepComponentAllocated);
498    msg->post();
499}
500
501void ACodec::signalRequestIDRFrame() {
502    (new AMessage(kWhatRequestIDRFrame, id()))->post();
503}
504
505// *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
506// Some codecs may return input buffers before having them processed.
507// This causes a halt if we already signaled an EOS on the input
508// port.  For now keep submitting an output buffer if there was an
509// EOS on the input port, but not yet on the output port.
510void ACodec::signalSubmitOutputMetaDataBufferIfEOS_workaround() {
511    if (mPortEOS[kPortIndexInput] && !mPortEOS[kPortIndexOutput] &&
512            mMetaDataBuffersToSubmit > 0) {
513        (new AMessage(kWhatSubmitOutputMetaDataBufferIfEOS, id()))->post();
514    }
515}
516
517status_t ACodec::allocateBuffersOnPort(OMX_U32 portIndex) {
518    CHECK(portIndex == kPortIndexInput || portIndex == kPortIndexOutput);
519
520    CHECK(mDealer[portIndex] == NULL);
521    CHECK(mBuffers[portIndex].isEmpty());
522
523    status_t err;
524    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
525        if (mStoreMetaDataInOutputBuffers) {
526            err = allocateOutputMetaDataBuffers();
527        } else {
528            err = allocateOutputBuffersFromNativeWindow();
529        }
530    } else {
531        OMX_PARAM_PORTDEFINITIONTYPE def;
532        InitOMXParams(&def);
533        def.nPortIndex = portIndex;
534
535        err = mOMX->getParameter(
536                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
537
538        if (err == OK) {
539            ALOGV("[%s] Allocating %u buffers of size %u on %s port",
540                    mComponentName.c_str(),
541                    def.nBufferCountActual, def.nBufferSize,
542                    portIndex == kPortIndexInput ? "input" : "output");
543
544            size_t totalSize = def.nBufferCountActual * def.nBufferSize;
545            mDealer[portIndex] = new MemoryDealer(totalSize, "ACodec");
546
547            for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
548                sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
549                CHECK(mem.get() != NULL);
550
551                BufferInfo info;
552                info.mStatus = BufferInfo::OWNED_BY_US;
553
554                uint32_t requiresAllocateBufferBit =
555                    (portIndex == kPortIndexInput)
556                        ? OMXCodec::kRequiresAllocateBufferOnInputPorts
557                        : OMXCodec::kRequiresAllocateBufferOnOutputPorts;
558
559                if ((portIndex == kPortIndexInput && (mFlags & kFlagIsSecure))
560                        || mUseMetadataOnEncoderOutput) {
561                    mem.clear();
562
563                    void *ptr;
564                    err = mOMX->allocateBuffer(
565                            mNode, portIndex, def.nBufferSize, &info.mBufferID,
566                            &ptr);
567
568                    int32_t bufSize = mUseMetadataOnEncoderOutput ?
569                            (4 + sizeof(buffer_handle_t)) : def.nBufferSize;
570
571                    info.mData = new ABuffer(ptr, bufSize);
572                } else if (mQuirks & requiresAllocateBufferBit) {
573                    err = mOMX->allocateBufferWithBackup(
574                            mNode, portIndex, mem, &info.mBufferID);
575                } else {
576                    err = mOMX->useBuffer(mNode, portIndex, mem, &info.mBufferID);
577                }
578
579                if (mem != NULL) {
580                    info.mData = new ABuffer(mem->pointer(), def.nBufferSize);
581                }
582
583                mBuffers[portIndex].push(info);
584            }
585        }
586    }
587
588    if (err != OK) {
589        return err;
590    }
591
592    sp<AMessage> notify = mNotify->dup();
593    notify->setInt32("what", CodecBase::kWhatBuffersAllocated);
594
595    notify->setInt32("portIndex", portIndex);
596
597    sp<PortDescription> desc = new PortDescription;
598
599    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
600        const BufferInfo &info = mBuffers[portIndex][i];
601
602        desc->addBuffer(info.mBufferID, info.mData);
603    }
604
605    notify->setObject("portDesc", desc);
606    notify->post();
607
608    return OK;
609}
610
611status_t ACodec::configureOutputBuffersFromNativeWindow(
612        OMX_U32 *bufferCount, OMX_U32 *bufferSize,
613        OMX_U32 *minUndequeuedBuffers) {
614    OMX_PARAM_PORTDEFINITIONTYPE def;
615    InitOMXParams(&def);
616    def.nPortIndex = kPortIndexOutput;
617
618    status_t err = mOMX->getParameter(
619            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
620
621    if (err != OK) {
622        return err;
623    }
624
625    err = native_window_set_buffers_geometry(
626            mNativeWindow.get(),
627            def.format.video.nFrameWidth,
628            def.format.video.nFrameHeight,
629            def.format.video.eColorFormat);
630
631    if (err != 0) {
632        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
633                strerror(-err), -err);
634        return err;
635    }
636
637    if (mRotationDegrees != 0) {
638        uint32_t transform = 0;
639        switch (mRotationDegrees) {
640            case 0: transform = 0; break;
641            case 90: transform = HAL_TRANSFORM_ROT_90; break;
642            case 180: transform = HAL_TRANSFORM_ROT_180; break;
643            case 270: transform = HAL_TRANSFORM_ROT_270; break;
644            default: transform = 0; break;
645        }
646
647        if (transform > 0) {
648            err = native_window_set_buffers_transform(
649                    mNativeWindow.get(), transform);
650            if (err != 0) {
651                ALOGE("native_window_set_buffers_transform failed: %s (%d)",
652                        strerror(-err), -err);
653                return err;
654            }
655        }
656    }
657
658    // Set up the native window.
659    OMX_U32 usage = 0;
660    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
661    if (err != 0) {
662        ALOGW("querying usage flags from OMX IL component failed: %d", err);
663        // XXX: Currently this error is logged, but not fatal.
664        usage = 0;
665    }
666
667    if (mFlags & kFlagIsSecure) {
668        usage |= GRALLOC_USAGE_PROTECTED;
669    }
670
671    // Make sure to check whether either Stagefright or the video decoder
672    // requested protected buffers.
673    if (usage & GRALLOC_USAGE_PROTECTED) {
674        // Verify that the ANativeWindow sends images directly to
675        // SurfaceFlinger.
676        int queuesToNativeWindow = 0;
677        err = mNativeWindow->query(
678                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
679                &queuesToNativeWindow);
680        if (err != 0) {
681            ALOGE("error authenticating native window: %d", err);
682            return err;
683        }
684        if (queuesToNativeWindow != 1) {
685            ALOGE("native window could not be authenticated");
686            return PERMISSION_DENIED;
687        }
688    }
689
690    err = native_window_set_usage(
691            mNativeWindow.get(),
692            usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
693
694    if (err != 0) {
695        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
696        return err;
697    }
698
699    *minUndequeuedBuffers = 0;
700    err = mNativeWindow->query(
701            mNativeWindow.get(), NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
702            (int *)minUndequeuedBuffers);
703
704    if (err != 0) {
705        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
706                strerror(-err), -err);
707        return err;
708    }
709
710    // FIXME: assume that surface is controlled by app (native window
711    // returns the number for the case when surface is not controlled by app)
712    // FIXME2: This means that minUndeqeueudBufs can be 1 larger than reported
713    // For now, try to allocate 1 more buffer, but don't fail if unsuccessful
714
715    // Use conservative allocation while also trying to reduce starvation
716    //
717    // 1. allocate at least nBufferCountMin + minUndequeuedBuffers - that is the
718    //    minimum needed for the consumer to be able to work
719    // 2. try to allocate two (2) additional buffers to reduce starvation from
720    //    the consumer
721    //    plus an extra buffer to account for incorrect minUndequeuedBufs
722    for (OMX_U32 extraBuffers = 2 + 1; /* condition inside loop */; extraBuffers--) {
723        OMX_U32 newBufferCount =
724            def.nBufferCountMin + *minUndequeuedBuffers + extraBuffers;
725        def.nBufferCountActual = newBufferCount;
726        err = mOMX->setParameter(
727                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
728
729        if (err == OK) {
730            *minUndequeuedBuffers += extraBuffers;
731            break;
732        }
733
734        ALOGW("[%s] setting nBufferCountActual to %u failed: %d",
735                mComponentName.c_str(), newBufferCount, err);
736        /* exit condition */
737        if (extraBuffers == 0) {
738            return err;
739        }
740    }
741
742    err = native_window_set_buffer_count(
743            mNativeWindow.get(), def.nBufferCountActual);
744
745    if (err != 0) {
746        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
747                -err);
748        return err;
749    }
750
751    *bufferCount = def.nBufferCountActual;
752    *bufferSize =  def.nBufferSize;
753    return err;
754}
755
756status_t ACodec::allocateOutputBuffersFromNativeWindow() {
757    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
758    status_t err = configureOutputBuffersFromNativeWindow(
759            &bufferCount, &bufferSize, &minUndequeuedBuffers);
760    if (err != 0)
761        return err;
762    mNumUndequeuedBuffers = minUndequeuedBuffers;
763
764    ALOGV("[%s] Allocating %u buffers from a native window of size %u on "
765         "output port",
766         mComponentName.c_str(), bufferCount, bufferSize);
767
768    // Dequeue buffers and send them to OMX
769    for (OMX_U32 i = 0; i < bufferCount; i++) {
770        ANativeWindowBuffer *buf;
771        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
772        if (err != 0) {
773            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
774            break;
775        }
776
777        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
778        BufferInfo info;
779        info.mStatus = BufferInfo::OWNED_BY_US;
780        info.mData = new ABuffer(NULL /* data */, bufferSize /* capacity */);
781        info.mGraphicBuffer = graphicBuffer;
782        mBuffers[kPortIndexOutput].push(info);
783
784        IOMX::buffer_id bufferId;
785        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
786                &bufferId);
787        if (err != 0) {
788            ALOGE("registering GraphicBuffer %u with OMX IL component failed: "
789                 "%d", i, err);
790            break;
791        }
792
793        mBuffers[kPortIndexOutput].editItemAt(i).mBufferID = bufferId;
794
795        ALOGV("[%s] Registered graphic buffer with ID %u (pointer = %p)",
796             mComponentName.c_str(),
797             bufferId, graphicBuffer.get());
798    }
799
800    OMX_U32 cancelStart;
801    OMX_U32 cancelEnd;
802
803    if (err != 0) {
804        // If an error occurred while dequeuing we need to cancel any buffers
805        // that were dequeued.
806        cancelStart = 0;
807        cancelEnd = mBuffers[kPortIndexOutput].size();
808    } else {
809        // Return the required minimum undequeued buffers to the native window.
810        cancelStart = bufferCount - minUndequeuedBuffers;
811        cancelEnd = bufferCount;
812    }
813
814    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
815        BufferInfo *info = &mBuffers[kPortIndexOutput].editItemAt(i);
816        cancelBufferToNativeWindow(info);
817    }
818
819    return err;
820}
821
822status_t ACodec::allocateOutputMetaDataBuffers() {
823    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
824    status_t err = configureOutputBuffersFromNativeWindow(
825            &bufferCount, &bufferSize, &minUndequeuedBuffers);
826    if (err != 0)
827        return err;
828    mNumUndequeuedBuffers = minUndequeuedBuffers;
829
830    ALOGV("[%s] Allocating %u meta buffers on output port",
831         mComponentName.c_str(), bufferCount);
832
833    size_t totalSize = bufferCount * 8;
834    mDealer[kPortIndexOutput] = new MemoryDealer(totalSize, "ACodec");
835
836    // Dequeue buffers and send them to OMX
837    for (OMX_U32 i = 0; i < bufferCount; i++) {
838        BufferInfo info;
839        info.mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
840        info.mGraphicBuffer = NULL;
841        info.mDequeuedAt = mDequeueCounter;
842
843        sp<IMemory> mem = mDealer[kPortIndexOutput]->allocate(
844                sizeof(struct VideoDecoderOutputMetaData));
845        CHECK(mem.get() != NULL);
846        info.mData = new ABuffer(mem->pointer(), mem->size());
847
848        // we use useBuffer for metadata regardless of quirks
849        err = mOMX->useBuffer(
850                mNode, kPortIndexOutput, mem, &info.mBufferID);
851
852        mBuffers[kPortIndexOutput].push(info);
853
854        ALOGV("[%s] allocated meta buffer with ID %u (pointer = %p)",
855             mComponentName.c_str(), info.mBufferID, mem->pointer());
856    }
857
858    mMetaDataBuffersToSubmit = bufferCount - minUndequeuedBuffers;
859    return err;
860}
861
862status_t ACodec::submitOutputMetaDataBuffer() {
863    CHECK(mStoreMetaDataInOutputBuffers);
864    if (mMetaDataBuffersToSubmit == 0)
865        return OK;
866
867    BufferInfo *info = dequeueBufferFromNativeWindow();
868    if (info == NULL)
869        return ERROR_IO;
870
871    ALOGV("[%s] submitting output meta buffer ID %u for graphic buffer %p",
872          mComponentName.c_str(), info->mBufferID, info->mGraphicBuffer.get());
873
874    --mMetaDataBuffersToSubmit;
875    CHECK_EQ(mOMX->fillBuffer(mNode, info->mBufferID),
876             (status_t)OK);
877
878    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
879    return OK;
880}
881
882status_t ACodec::cancelBufferToNativeWindow(BufferInfo *info) {
883    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
884
885    ALOGV("[%s] Calling cancelBuffer on buffer %u",
886         mComponentName.c_str(), info->mBufferID);
887
888    int err = mNativeWindow->cancelBuffer(
889        mNativeWindow.get(), info->mGraphicBuffer.get(), -1);
890
891    CHECK_EQ(err, 0);
892
893    info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
894
895    return OK;
896}
897
898ACodec::BufferInfo *ACodec::dequeueBufferFromNativeWindow() {
899    ANativeWindowBuffer *buf;
900    int fenceFd = -1;
901    CHECK(mNativeWindow.get() != NULL);
902    if (native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf) != 0) {
903        ALOGE("dequeueBuffer failed.");
904        return NULL;
905    }
906
907    BufferInfo *oldest = NULL;
908    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
909        BufferInfo *info =
910            &mBuffers[kPortIndexOutput].editItemAt(i);
911
912        if (info->mGraphicBuffer != NULL &&
913            info->mGraphicBuffer->handle == buf->handle) {
914            CHECK_EQ((int)info->mStatus,
915                     (int)BufferInfo::OWNED_BY_NATIVE_WINDOW);
916
917            info->mStatus = BufferInfo::OWNED_BY_US;
918
919            return info;
920        }
921
922        if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW &&
923            (oldest == NULL ||
924             // avoid potential issues from counter rolling over
925             mDequeueCounter - info->mDequeuedAt >
926                    mDequeueCounter - oldest->mDequeuedAt)) {
927            oldest = info;
928        }
929    }
930
931    if (oldest) {
932        CHECK(mStoreMetaDataInOutputBuffers);
933
934        // discard buffer in LRU info and replace with new buffer
935        oldest->mGraphicBuffer = new GraphicBuffer(buf, false);
936        oldest->mStatus = BufferInfo::OWNED_BY_US;
937
938        mOMX->updateGraphicBufferInMeta(
939                mNode, kPortIndexOutput, oldest->mGraphicBuffer,
940                oldest->mBufferID);
941
942        VideoDecoderOutputMetaData *metaData =
943            reinterpret_cast<VideoDecoderOutputMetaData *>(
944                    oldest->mData->base());
945        CHECK_EQ(metaData->eType, kMetadataBufferTypeGrallocSource);
946
947        ALOGV("replaced oldest buffer #%u with age %u (%p/%p stored in %p)",
948                oldest - &mBuffers[kPortIndexOutput][0],
949                mDequeueCounter - oldest->mDequeuedAt,
950                metaData->pHandle,
951                oldest->mGraphicBuffer->handle, oldest->mData->base());
952
953        return oldest;
954    }
955
956    TRESPASS();
957
958    return NULL;
959}
960
961status_t ACodec::freeBuffersOnPort(OMX_U32 portIndex) {
962    for (size_t i = mBuffers[portIndex].size(); i-- > 0;) {
963        CHECK_EQ((status_t)OK, freeBuffer(portIndex, i));
964    }
965
966    mDealer[portIndex].clear();
967
968    return OK;
969}
970
971status_t ACodec::freeOutputBuffersNotOwnedByComponent() {
972    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
973        BufferInfo *info =
974            &mBuffers[kPortIndexOutput].editItemAt(i);
975
976        // At this time some buffers may still be with the component
977        // or being drained.
978        if (info->mStatus != BufferInfo::OWNED_BY_COMPONENT &&
979            info->mStatus != BufferInfo::OWNED_BY_DOWNSTREAM) {
980            CHECK_EQ((status_t)OK, freeBuffer(kPortIndexOutput, i));
981        }
982    }
983
984    return OK;
985}
986
987status_t ACodec::freeBuffer(OMX_U32 portIndex, size_t i) {
988    BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
989
990    CHECK(info->mStatus == BufferInfo::OWNED_BY_US
991            || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
992
993    if (portIndex == kPortIndexOutput && mNativeWindow != NULL
994            && info->mStatus == BufferInfo::OWNED_BY_US) {
995        CHECK_EQ((status_t)OK, cancelBufferToNativeWindow(info));
996    }
997
998    CHECK_EQ(mOMX->freeBuffer(
999                mNode, portIndex, info->mBufferID),
1000             (status_t)OK);
1001
1002    mBuffers[portIndex].removeAt(i);
1003
1004    return OK;
1005}
1006
1007ACodec::BufferInfo *ACodec::findBufferByID(
1008        uint32_t portIndex, IOMX::buffer_id bufferID,
1009        ssize_t *index) {
1010    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
1011        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
1012
1013        if (info->mBufferID == bufferID) {
1014            if (index != NULL) {
1015                *index = i;
1016            }
1017            return info;
1018        }
1019    }
1020
1021    TRESPASS();
1022
1023    return NULL;
1024}
1025
1026status_t ACodec::setComponentRole(
1027        bool isEncoder, const char *mime) {
1028    struct MimeToRole {
1029        const char *mime;
1030        const char *decoderRole;
1031        const char *encoderRole;
1032    };
1033
1034    static const MimeToRole kMimeToRole[] = {
1035        { MEDIA_MIMETYPE_AUDIO_MPEG,
1036            "audio_decoder.mp3", "audio_encoder.mp3" },
1037        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1038            "audio_decoder.mp1", "audio_encoder.mp1" },
1039        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1040            "audio_decoder.mp2", "audio_encoder.mp2" },
1041        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1042            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1043        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1044            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1045        { MEDIA_MIMETYPE_AUDIO_AAC,
1046            "audio_decoder.aac", "audio_encoder.aac" },
1047        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1048            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1049        { MEDIA_MIMETYPE_AUDIO_OPUS,
1050            "audio_decoder.opus", "audio_encoder.opus" },
1051        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1052            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1053        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1054            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1055        { MEDIA_MIMETYPE_VIDEO_AVC,
1056            "video_decoder.avc", "video_encoder.avc" },
1057        { MEDIA_MIMETYPE_VIDEO_HEVC,
1058            "video_decoder.hevc", "video_encoder.hevc" },
1059        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1060            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1061        { MEDIA_MIMETYPE_VIDEO_H263,
1062            "video_decoder.h263", "video_encoder.h263" },
1063        { MEDIA_MIMETYPE_VIDEO_VP8,
1064            "video_decoder.vp8", "video_encoder.vp8" },
1065        { MEDIA_MIMETYPE_VIDEO_VP9,
1066            "video_decoder.vp9", "video_encoder.vp9" },
1067        { MEDIA_MIMETYPE_AUDIO_RAW,
1068            "audio_decoder.raw", "audio_encoder.raw" },
1069        { MEDIA_MIMETYPE_AUDIO_FLAC,
1070            "audio_decoder.flac", "audio_encoder.flac" },
1071        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1072            "audio_decoder.gsm", "audio_encoder.gsm" },
1073        { MEDIA_MIMETYPE_VIDEO_MPEG2,
1074            "video_decoder.mpeg2", "video_encoder.mpeg2" },
1075        { MEDIA_MIMETYPE_AUDIO_AC3,
1076            "audio_decoder.ac3", "audio_encoder.ac3" },
1077    };
1078
1079    static const size_t kNumMimeToRole =
1080        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1081
1082    size_t i;
1083    for (i = 0; i < kNumMimeToRole; ++i) {
1084        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1085            break;
1086        }
1087    }
1088
1089    if (i == kNumMimeToRole) {
1090        return ERROR_UNSUPPORTED;
1091    }
1092
1093    const char *role =
1094        isEncoder ? kMimeToRole[i].encoderRole
1095                  : kMimeToRole[i].decoderRole;
1096
1097    if (role != NULL) {
1098        OMX_PARAM_COMPONENTROLETYPE roleParams;
1099        InitOMXParams(&roleParams);
1100
1101        strncpy((char *)roleParams.cRole,
1102                role, OMX_MAX_STRINGNAME_SIZE - 1);
1103
1104        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1105
1106        status_t err = mOMX->setParameter(
1107                mNode, OMX_IndexParamStandardComponentRole,
1108                &roleParams, sizeof(roleParams));
1109
1110        if (err != OK) {
1111            ALOGW("[%s] Failed to set standard component role '%s'.",
1112                 mComponentName.c_str(), role);
1113
1114            return err;
1115        }
1116    }
1117
1118    return OK;
1119}
1120
1121status_t ACodec::configureCodec(
1122        const char *mime, const sp<AMessage> &msg) {
1123    int32_t encoder;
1124    if (!msg->findInt32("encoder", &encoder)) {
1125        encoder = false;
1126    }
1127
1128    sp<AMessage> inputFormat = new AMessage();
1129    sp<AMessage> outputFormat = new AMessage();
1130
1131    mIsEncoder = encoder;
1132
1133    status_t err = setComponentRole(encoder /* isEncoder */, mime);
1134
1135    if (err != OK) {
1136        return err;
1137    }
1138
1139    int32_t bitRate = 0;
1140    // FLAC encoder doesn't need a bitrate, other encoders do
1141    if (encoder && strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)
1142            && !msg->findInt32("bitrate", &bitRate)) {
1143        return INVALID_OPERATION;
1144    }
1145
1146    int32_t storeMeta;
1147    if (encoder
1148            && msg->findInt32("store-metadata-in-buffers", &storeMeta)
1149            && storeMeta != 0) {
1150        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1151
1152        if (err != OK) {
1153              ALOGE("[%s] storeMetaDataInBuffers (input) failed w/ err %d",
1154                    mComponentName.c_str(), err);
1155
1156              return err;
1157          }
1158      }
1159
1160    int32_t prependSPSPPS = 0;
1161    if (encoder
1162            && msg->findInt32("prepend-sps-pps-to-idr-frames", &prependSPSPPS)
1163            && prependSPSPPS != 0) {
1164        OMX_INDEXTYPE index;
1165        err = mOMX->getExtensionIndex(
1166                mNode,
1167                "OMX.google.android.index.prependSPSPPSToIDRFrames",
1168                &index);
1169
1170        if (err == OK) {
1171            PrependSPSPPSToIDRFramesParams params;
1172            InitOMXParams(&params);
1173            params.bEnable = OMX_TRUE;
1174
1175            err = mOMX->setParameter(
1176                    mNode, index, &params, sizeof(params));
1177        }
1178
1179        if (err != OK) {
1180            ALOGE("Encoder could not be configured to emit SPS/PPS before "
1181                  "IDR frames. (err %d)", err);
1182
1183            return err;
1184        }
1185    }
1186
1187    // Only enable metadata mode on encoder output if encoder can prepend
1188    // sps/pps to idr frames, since in metadata mode the bitstream is in an
1189    // opaque handle, to which we don't have access.
1190    int32_t video = !strncasecmp(mime, "video/", 6);
1191    if (encoder && video) {
1192        OMX_BOOL enable = (OMX_BOOL) (prependSPSPPS
1193            && msg->findInt32("store-metadata-in-buffers-output", &storeMeta)
1194            && storeMeta != 0);
1195
1196        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, enable);
1197
1198        if (err != OK) {
1199            ALOGE("[%s] storeMetaDataInBuffers (output) failed w/ err %d",
1200                mComponentName.c_str(), err);
1201            mUseMetadataOnEncoderOutput = 0;
1202        } else {
1203            mUseMetadataOnEncoderOutput = enable;
1204        }
1205
1206        if (!msg->findInt64(
1207                    "repeat-previous-frame-after",
1208                    &mRepeatFrameDelayUs)) {
1209            mRepeatFrameDelayUs = -1ll;
1210        }
1211
1212        if (!msg->findInt64("max-pts-gap-to-encoder", &mMaxPtsGapUs)) {
1213            mMaxPtsGapUs = -1ll;
1214        }
1215
1216        if (!msg->findInt64("time-lapse", &mTimePerCaptureUs)) {
1217            mTimePerCaptureUs = -1ll;
1218        }
1219
1220        if (!msg->findInt32(
1221                    "create-input-buffers-suspended",
1222                    (int32_t*)&mCreateInputBuffersSuspended)) {
1223            mCreateInputBuffersSuspended = false;
1224        }
1225    }
1226
1227    // Always try to enable dynamic output buffers on native surface
1228    sp<RefBase> obj;
1229    int32_t haveNativeWindow = msg->findObject("native-window", &obj) &&
1230            obj != NULL;
1231    mStoreMetaDataInOutputBuffers = false;
1232    if (video && !encoder) {
1233        inputFormat->setInt32("adaptive-playback", false);
1234    }
1235    if (!encoder && video && haveNativeWindow) {
1236        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, OMX_TRUE);
1237        if (err != OK) {
1238            ALOGE("[%s] storeMetaDataInBuffers failed w/ err %d",
1239                  mComponentName.c_str(), err);
1240
1241            // if adaptive playback has been requested, try JB fallback
1242            // NOTE: THIS FALLBACK MECHANISM WILL BE REMOVED DUE TO ITS
1243            // LARGE MEMORY REQUIREMENT
1244
1245            // we will not do adaptive playback on software accessed
1246            // surfaces as they never had to respond to changes in the
1247            // crop window, and we don't trust that they will be able to.
1248            int usageBits = 0;
1249            bool canDoAdaptivePlayback;
1250
1251            sp<NativeWindowWrapper> windowWrapper(
1252                    static_cast<NativeWindowWrapper *>(obj.get()));
1253            sp<ANativeWindow> nativeWindow = windowWrapper->getNativeWindow();
1254
1255            if (nativeWindow->query(
1256                    nativeWindow.get(),
1257                    NATIVE_WINDOW_CONSUMER_USAGE_BITS,
1258                    &usageBits) != OK) {
1259                canDoAdaptivePlayback = false;
1260            } else {
1261                canDoAdaptivePlayback =
1262                    (usageBits &
1263                            (GRALLOC_USAGE_SW_READ_MASK |
1264                             GRALLOC_USAGE_SW_WRITE_MASK)) == 0;
1265            }
1266
1267            int32_t maxWidth = 0, maxHeight = 0;
1268            if (canDoAdaptivePlayback &&
1269                msg->findInt32("max-width", &maxWidth) &&
1270                msg->findInt32("max-height", &maxHeight)) {
1271                ALOGV("[%s] prepareForAdaptivePlayback(%dx%d)",
1272                      mComponentName.c_str(), maxWidth, maxHeight);
1273
1274                err = mOMX->prepareForAdaptivePlayback(
1275                        mNode, kPortIndexOutput, OMX_TRUE, maxWidth, maxHeight);
1276                ALOGW_IF(err != OK,
1277                        "[%s] prepareForAdaptivePlayback failed w/ err %d",
1278                        mComponentName.c_str(), err);
1279
1280                if (err == OK) {
1281                    inputFormat->setInt32("max-width", maxWidth);
1282                    inputFormat->setInt32("max-height", maxHeight);
1283                    inputFormat->setInt32("adaptive-playback", true);
1284                }
1285            }
1286            // allow failure
1287            err = OK;
1288        } else {
1289            ALOGV("[%s] storeMetaDataInBuffers succeeded", mComponentName.c_str());
1290            mStoreMetaDataInOutputBuffers = true;
1291            inputFormat->setInt32("adaptive-playback", true);
1292        }
1293
1294        int32_t push;
1295        if (msg->findInt32("push-blank-buffers-on-shutdown", &push)
1296                && push != 0) {
1297            mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
1298        }
1299
1300        int32_t rotationDegrees;
1301        if (msg->findInt32("rotation-degrees", &rotationDegrees)) {
1302            mRotationDegrees = rotationDegrees;
1303        } else {
1304            mRotationDegrees = 0;
1305        }
1306    }
1307
1308    if (video) {
1309        if (encoder) {
1310            err = setupVideoEncoder(mime, msg);
1311        } else {
1312            err = setupVideoDecoder(mime, msg);
1313        }
1314    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
1315        int32_t numChannels, sampleRate;
1316        if (!msg->findInt32("channel-count", &numChannels)
1317                || !msg->findInt32("sample-rate", &sampleRate)) {
1318            // Since we did not always check for these, leave them optional
1319            // and have the decoder figure it all out.
1320            err = OK;
1321        } else {
1322            err = setupRawAudioFormat(
1323                    encoder ? kPortIndexInput : kPortIndexOutput,
1324                    sampleRate,
1325                    numChannels);
1326        }
1327    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
1328        int32_t numChannels, sampleRate;
1329        if (!msg->findInt32("channel-count", &numChannels)
1330                || !msg->findInt32("sample-rate", &sampleRate)) {
1331            err = INVALID_OPERATION;
1332        } else {
1333            int32_t isADTS, aacProfile;
1334            int32_t sbrMode;
1335            if (!msg->findInt32("is-adts", &isADTS)) {
1336                isADTS = 0;
1337            }
1338            if (!msg->findInt32("aac-profile", &aacProfile)) {
1339                aacProfile = OMX_AUDIO_AACObjectNull;
1340            }
1341            if (!msg->findInt32("aac-sbr-mode", &sbrMode)) {
1342                sbrMode = -1;
1343            }
1344
1345            err = setupAACCodec(
1346                    encoder, numChannels, sampleRate, bitRate, aacProfile,
1347                    isADTS != 0, sbrMode);
1348        }
1349    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
1350        err = setupAMRCodec(encoder, false /* isWAMR */, bitRate);
1351    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
1352        err = setupAMRCodec(encoder, true /* isWAMR */, bitRate);
1353    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_ALAW)
1354            || !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_MLAW)) {
1355        // These are PCM-like formats with a fixed sample rate but
1356        // a variable number of channels.
1357
1358        int32_t numChannels;
1359        if (!msg->findInt32("channel-count", &numChannels)) {
1360            err = INVALID_OPERATION;
1361        } else {
1362            err = setupG711Codec(encoder, numChannels);
1363        }
1364    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
1365        int32_t numChannels, sampleRate, compressionLevel = -1;
1366        if (encoder &&
1367                (!msg->findInt32("channel-count", &numChannels)
1368                        || !msg->findInt32("sample-rate", &sampleRate))) {
1369            ALOGE("missing channel count or sample rate for FLAC encoder");
1370            err = INVALID_OPERATION;
1371        } else {
1372            if (encoder) {
1373                if (!msg->findInt32(
1374                            "flac-compression-level", &compressionLevel)) {
1375                    compressionLevel = 5;// default FLAC compression level
1376                } else if (compressionLevel < 0) {
1377                    ALOGW("compression level %d outside [0..8] range, "
1378                          "using 0",
1379                          compressionLevel);
1380                    compressionLevel = 0;
1381                } else if (compressionLevel > 8) {
1382                    ALOGW("compression level %d outside [0..8] range, "
1383                          "using 8",
1384                          compressionLevel);
1385                    compressionLevel = 8;
1386                }
1387            }
1388            err = setupFlacCodec(
1389                    encoder, numChannels, sampleRate, compressionLevel);
1390        }
1391    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1392        int32_t numChannels, sampleRate;
1393        if (encoder
1394                || !msg->findInt32("channel-count", &numChannels)
1395                || !msg->findInt32("sample-rate", &sampleRate)) {
1396            err = INVALID_OPERATION;
1397        } else {
1398            err = setupRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1399        }
1400    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3)) {
1401        int32_t numChannels;
1402        int32_t sampleRate;
1403        if (!msg->findInt32("channel-count", &numChannels)
1404                || !msg->findInt32("sample-rate", &sampleRate)) {
1405            err = INVALID_OPERATION;
1406        } else {
1407            err = setupAC3Codec(encoder, numChannels, sampleRate);
1408        }
1409    }
1410
1411    if (err != OK) {
1412        return err;
1413    }
1414
1415    if (!msg->findInt32("encoder-delay", &mEncoderDelay)) {
1416        mEncoderDelay = 0;
1417    }
1418
1419    if (!msg->findInt32("encoder-padding", &mEncoderPadding)) {
1420        mEncoderPadding = 0;
1421    }
1422
1423    if (msg->findInt32("channel-mask", &mChannelMask)) {
1424        mChannelMaskPresent = true;
1425    } else {
1426        mChannelMaskPresent = false;
1427    }
1428
1429    int32_t maxInputSize;
1430    if (msg->findInt32("max-input-size", &maxInputSize)) {
1431        err = setMinBufferSize(kPortIndexInput, (size_t)maxInputSize);
1432    } else if (!strcmp("OMX.Nvidia.aac.decoder", mComponentName.c_str())) {
1433        err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
1434    }
1435
1436    CHECK_EQ(getPortFormat(kPortIndexInput, inputFormat), (status_t)OK);
1437    CHECK_EQ(getPortFormat(kPortIndexOutput, outputFormat), (status_t)OK);
1438    mInputFormat = inputFormat;
1439    mOutputFormat = outputFormat;
1440
1441    return err;
1442}
1443
1444status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
1445    OMX_PARAM_PORTDEFINITIONTYPE def;
1446    InitOMXParams(&def);
1447    def.nPortIndex = portIndex;
1448
1449    status_t err = mOMX->getParameter(
1450            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1451
1452    if (err != OK) {
1453        return err;
1454    }
1455
1456    if (def.nBufferSize >= size) {
1457        return OK;
1458    }
1459
1460    def.nBufferSize = size;
1461
1462    err = mOMX->setParameter(
1463            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1464
1465    if (err != OK) {
1466        return err;
1467    }
1468
1469    err = mOMX->getParameter(
1470            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1471
1472    if (err != OK) {
1473        return err;
1474    }
1475
1476    CHECK(def.nBufferSize >= size);
1477
1478    return OK;
1479}
1480
1481status_t ACodec::selectAudioPortFormat(
1482        OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE desiredFormat) {
1483    OMX_AUDIO_PARAM_PORTFORMATTYPE format;
1484    InitOMXParams(&format);
1485
1486    format.nPortIndex = portIndex;
1487    for (OMX_U32 index = 0;; ++index) {
1488        format.nIndex = index;
1489
1490        status_t err = mOMX->getParameter(
1491                mNode, OMX_IndexParamAudioPortFormat,
1492                &format, sizeof(format));
1493
1494        if (err != OK) {
1495            return err;
1496        }
1497
1498        if (format.eEncoding == desiredFormat) {
1499            break;
1500        }
1501    }
1502
1503    return mOMX->setParameter(
1504            mNode, OMX_IndexParamAudioPortFormat, &format, sizeof(format));
1505}
1506
1507status_t ACodec::setupAACCodec(
1508        bool encoder, int32_t numChannels, int32_t sampleRate,
1509        int32_t bitRate, int32_t aacProfile, bool isADTS, int32_t sbrMode) {
1510    if (encoder && isADTS) {
1511        return -EINVAL;
1512    }
1513
1514    status_t err = setupRawAudioFormat(
1515            encoder ? kPortIndexInput : kPortIndexOutput,
1516            sampleRate,
1517            numChannels);
1518
1519    if (err != OK) {
1520        return err;
1521    }
1522
1523    if (encoder) {
1524        err = selectAudioPortFormat(kPortIndexOutput, OMX_AUDIO_CodingAAC);
1525
1526        if (err != OK) {
1527            return err;
1528        }
1529
1530        OMX_PARAM_PORTDEFINITIONTYPE def;
1531        InitOMXParams(&def);
1532        def.nPortIndex = kPortIndexOutput;
1533
1534        err = mOMX->getParameter(
1535                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1536
1537        if (err != OK) {
1538            return err;
1539        }
1540
1541        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
1542        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
1543
1544        err = mOMX->setParameter(
1545                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1546
1547        if (err != OK) {
1548            return err;
1549        }
1550
1551        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1552        InitOMXParams(&profile);
1553        profile.nPortIndex = kPortIndexOutput;
1554
1555        err = mOMX->getParameter(
1556                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1557
1558        if (err != OK) {
1559            return err;
1560        }
1561
1562        profile.nChannels = numChannels;
1563
1564        profile.eChannelMode =
1565            (numChannels == 1)
1566                ? OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo;
1567
1568        profile.nSampleRate = sampleRate;
1569        profile.nBitRate = bitRate;
1570        profile.nAudioBandWidth = 0;
1571        profile.nFrameLength = 0;
1572        profile.nAACtools = OMX_AUDIO_AACToolAll;
1573        profile.nAACERtools = OMX_AUDIO_AACERNone;
1574        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
1575        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
1576        switch (sbrMode) {
1577        case 0:
1578            // disable sbr
1579            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1580            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1581            break;
1582        case 1:
1583            // enable single-rate sbr
1584            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1585            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1586            break;
1587        case 2:
1588            // enable dual-rate sbr
1589            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1590            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1591            break;
1592        case -1:
1593            // enable both modes -> the codec will decide which mode should be used
1594            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1595            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1596            break;
1597        default:
1598            // unsupported sbr mode
1599            return BAD_VALUE;
1600        }
1601
1602
1603        err = mOMX->setParameter(
1604                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1605
1606        if (err != OK) {
1607            return err;
1608        }
1609
1610        return err;
1611    }
1612
1613    OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1614    InitOMXParams(&profile);
1615    profile.nPortIndex = kPortIndexInput;
1616
1617    err = mOMX->getParameter(
1618            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1619
1620    if (err != OK) {
1621        return err;
1622    }
1623
1624    profile.nChannels = numChannels;
1625    profile.nSampleRate = sampleRate;
1626
1627    profile.eAACStreamFormat =
1628        isADTS
1629            ? OMX_AUDIO_AACStreamFormatMP4ADTS
1630            : OMX_AUDIO_AACStreamFormatMP4FF;
1631
1632    return mOMX->setParameter(
1633            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1634}
1635
1636status_t ACodec::setupAC3Codec(
1637        bool encoder, int32_t numChannels, int32_t sampleRate) {
1638    status_t err = setupRawAudioFormat(
1639            encoder ? kPortIndexInput : kPortIndexOutput, sampleRate, numChannels);
1640
1641    if (err != OK) {
1642        return err;
1643    }
1644
1645    if (encoder) {
1646        ALOGW("AC3 encoding is not supported.");
1647        return INVALID_OPERATION;
1648    }
1649
1650    OMX_AUDIO_PARAM_ANDROID_AC3TYPE def;
1651    InitOMXParams(&def);
1652    def.nPortIndex = kPortIndexInput;
1653
1654    err = mOMX->getParameter(
1655            mNode,
1656            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1657            &def,
1658            sizeof(def));
1659
1660    if (err != OK) {
1661        return err;
1662    }
1663
1664    def.nChannels = numChannels;
1665    def.nSampleRate = sampleRate;
1666
1667    return mOMX->setParameter(
1668            mNode,
1669            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1670            &def,
1671            sizeof(def));
1672}
1673
1674static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(
1675        bool isAMRWB, int32_t bps) {
1676    if (isAMRWB) {
1677        if (bps <= 6600) {
1678            return OMX_AUDIO_AMRBandModeWB0;
1679        } else if (bps <= 8850) {
1680            return OMX_AUDIO_AMRBandModeWB1;
1681        } else if (bps <= 12650) {
1682            return OMX_AUDIO_AMRBandModeWB2;
1683        } else if (bps <= 14250) {
1684            return OMX_AUDIO_AMRBandModeWB3;
1685        } else if (bps <= 15850) {
1686            return OMX_AUDIO_AMRBandModeWB4;
1687        } else if (bps <= 18250) {
1688            return OMX_AUDIO_AMRBandModeWB5;
1689        } else if (bps <= 19850) {
1690            return OMX_AUDIO_AMRBandModeWB6;
1691        } else if (bps <= 23050) {
1692            return OMX_AUDIO_AMRBandModeWB7;
1693        }
1694
1695        // 23850 bps
1696        return OMX_AUDIO_AMRBandModeWB8;
1697    } else {  // AMRNB
1698        if (bps <= 4750) {
1699            return OMX_AUDIO_AMRBandModeNB0;
1700        } else if (bps <= 5150) {
1701            return OMX_AUDIO_AMRBandModeNB1;
1702        } else if (bps <= 5900) {
1703            return OMX_AUDIO_AMRBandModeNB2;
1704        } else if (bps <= 6700) {
1705            return OMX_AUDIO_AMRBandModeNB3;
1706        } else if (bps <= 7400) {
1707            return OMX_AUDIO_AMRBandModeNB4;
1708        } else if (bps <= 7950) {
1709            return OMX_AUDIO_AMRBandModeNB5;
1710        } else if (bps <= 10200) {
1711            return OMX_AUDIO_AMRBandModeNB6;
1712        }
1713
1714        // 12200 bps
1715        return OMX_AUDIO_AMRBandModeNB7;
1716    }
1717}
1718
1719status_t ACodec::setupAMRCodec(bool encoder, bool isWAMR, int32_t bitrate) {
1720    OMX_AUDIO_PARAM_AMRTYPE def;
1721    InitOMXParams(&def);
1722    def.nPortIndex = encoder ? kPortIndexOutput : kPortIndexInput;
1723
1724    status_t err =
1725        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1726
1727    if (err != OK) {
1728        return err;
1729    }
1730
1731    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1732    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitrate);
1733
1734    err = mOMX->setParameter(
1735            mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1736
1737    if (err != OK) {
1738        return err;
1739    }
1740
1741    return setupRawAudioFormat(
1742            encoder ? kPortIndexInput : kPortIndexOutput,
1743            isWAMR ? 16000 : 8000 /* sampleRate */,
1744            1 /* numChannels */);
1745}
1746
1747status_t ACodec::setupG711Codec(bool encoder, int32_t numChannels) {
1748    CHECK(!encoder);  // XXX TODO
1749
1750    return setupRawAudioFormat(
1751            kPortIndexInput, 8000 /* sampleRate */, numChannels);
1752}
1753
1754status_t ACodec::setupFlacCodec(
1755        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
1756
1757    if (encoder) {
1758        OMX_AUDIO_PARAM_FLACTYPE def;
1759        InitOMXParams(&def);
1760        def.nPortIndex = kPortIndexOutput;
1761
1762        // configure compression level
1763        status_t err = mOMX->getParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1764        if (err != OK) {
1765            ALOGE("setupFlacCodec(): Error %d getting OMX_IndexParamAudioFlac parameter", err);
1766            return err;
1767        }
1768        def.nCompressionLevel = compressionLevel;
1769        err = mOMX->setParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1770        if (err != OK) {
1771            ALOGE("setupFlacCodec(): Error %d setting OMX_IndexParamAudioFlac parameter", err);
1772            return err;
1773        }
1774    }
1775
1776    return setupRawAudioFormat(
1777            encoder ? kPortIndexInput : kPortIndexOutput,
1778            sampleRate,
1779            numChannels);
1780}
1781
1782status_t ACodec::setupRawAudioFormat(
1783        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1784    OMX_PARAM_PORTDEFINITIONTYPE def;
1785    InitOMXParams(&def);
1786    def.nPortIndex = portIndex;
1787
1788    status_t err = mOMX->getParameter(
1789            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1790
1791    if (err != OK) {
1792        return err;
1793    }
1794
1795    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
1796
1797    err = mOMX->setParameter(
1798            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1799
1800    if (err != OK) {
1801        return err;
1802    }
1803
1804    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1805    InitOMXParams(&pcmParams);
1806    pcmParams.nPortIndex = portIndex;
1807
1808    err = mOMX->getParameter(
1809            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1810
1811    if (err != OK) {
1812        return err;
1813    }
1814
1815    pcmParams.nChannels = numChannels;
1816    pcmParams.eNumData = OMX_NumericalDataSigned;
1817    pcmParams.bInterleaved = OMX_TRUE;
1818    pcmParams.nBitPerSample = 16;
1819    pcmParams.nSamplingRate = sampleRate;
1820    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1821
1822    if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
1823        return OMX_ErrorNone;
1824    }
1825
1826    return mOMX->setParameter(
1827            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1828}
1829
1830status_t ACodec::setVideoPortFormatType(
1831        OMX_U32 portIndex,
1832        OMX_VIDEO_CODINGTYPE compressionFormat,
1833        OMX_COLOR_FORMATTYPE colorFormat) {
1834    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1835    InitOMXParams(&format);
1836    format.nPortIndex = portIndex;
1837    format.nIndex = 0;
1838    bool found = false;
1839
1840    OMX_U32 index = 0;
1841    for (;;) {
1842        format.nIndex = index;
1843        status_t err = mOMX->getParameter(
1844                mNode, OMX_IndexParamVideoPortFormat,
1845                &format, sizeof(format));
1846
1847        if (err != OK) {
1848            return err;
1849        }
1850
1851        // The following assertion is violated by TI's video decoder.
1852        // CHECK_EQ(format.nIndex, index);
1853
1854        if (!strcmp("OMX.TI.Video.encoder", mComponentName.c_str())) {
1855            if (portIndex == kPortIndexInput
1856                    && colorFormat == format.eColorFormat) {
1857                // eCompressionFormat does not seem right.
1858                found = true;
1859                break;
1860            }
1861            if (portIndex == kPortIndexOutput
1862                    && compressionFormat == format.eCompressionFormat) {
1863                // eColorFormat does not seem right.
1864                found = true;
1865                break;
1866            }
1867        }
1868
1869        if (format.eCompressionFormat == compressionFormat
1870            && format.eColorFormat == colorFormat) {
1871            found = true;
1872            break;
1873        }
1874
1875        ++index;
1876    }
1877
1878    if (!found) {
1879        return UNKNOWN_ERROR;
1880    }
1881
1882    status_t err = mOMX->setParameter(
1883            mNode, OMX_IndexParamVideoPortFormat,
1884            &format, sizeof(format));
1885
1886    return err;
1887}
1888
1889status_t ACodec::setSupportedOutputFormat() {
1890    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1891    InitOMXParams(&format);
1892    format.nPortIndex = kPortIndexOutput;
1893    format.nIndex = 0;
1894
1895    status_t err = mOMX->getParameter(
1896            mNode, OMX_IndexParamVideoPortFormat,
1897            &format, sizeof(format));
1898    CHECK_EQ(err, (status_t)OK);
1899    CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1900
1901    return mOMX->setParameter(
1902            mNode, OMX_IndexParamVideoPortFormat,
1903            &format, sizeof(format));
1904}
1905
1906static const struct VideoCodingMapEntry {
1907    const char *mMime;
1908    OMX_VIDEO_CODINGTYPE mVideoCodingType;
1909} kVideoCodingMapEntry[] = {
1910    { MEDIA_MIMETYPE_VIDEO_AVC, OMX_VIDEO_CodingAVC },
1911    { MEDIA_MIMETYPE_VIDEO_HEVC, OMX_VIDEO_CodingHEVC },
1912    { MEDIA_MIMETYPE_VIDEO_MPEG4, OMX_VIDEO_CodingMPEG4 },
1913    { MEDIA_MIMETYPE_VIDEO_H263, OMX_VIDEO_CodingH263 },
1914    { MEDIA_MIMETYPE_VIDEO_MPEG2, OMX_VIDEO_CodingMPEG2 },
1915    { MEDIA_MIMETYPE_VIDEO_VP8, OMX_VIDEO_CodingVP8 },
1916    { MEDIA_MIMETYPE_VIDEO_VP9, OMX_VIDEO_CodingVP9 },
1917};
1918
1919static status_t GetVideoCodingTypeFromMime(
1920        const char *mime, OMX_VIDEO_CODINGTYPE *codingType) {
1921    for (size_t i = 0;
1922         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
1923         ++i) {
1924        if (!strcasecmp(mime, kVideoCodingMapEntry[i].mMime)) {
1925            *codingType = kVideoCodingMapEntry[i].mVideoCodingType;
1926            return OK;
1927        }
1928    }
1929
1930    *codingType = OMX_VIDEO_CodingUnused;
1931
1932    return ERROR_UNSUPPORTED;
1933}
1934
1935static status_t GetMimeTypeForVideoCoding(
1936        OMX_VIDEO_CODINGTYPE codingType, AString *mime) {
1937    for (size_t i = 0;
1938         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
1939         ++i) {
1940        if (codingType == kVideoCodingMapEntry[i].mVideoCodingType) {
1941            *mime = kVideoCodingMapEntry[i].mMime;
1942            return OK;
1943        }
1944    }
1945
1946    mime->clear();
1947
1948    return ERROR_UNSUPPORTED;
1949}
1950
1951status_t ACodec::setupVideoDecoder(
1952        const char *mime, const sp<AMessage> &msg) {
1953    int32_t width, height;
1954    if (!msg->findInt32("width", &width)
1955            || !msg->findInt32("height", &height)) {
1956        return INVALID_OPERATION;
1957    }
1958
1959    OMX_VIDEO_CODINGTYPE compressionFormat;
1960    status_t err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
1961
1962    if (err != OK) {
1963        return err;
1964    }
1965
1966    err = setVideoPortFormatType(
1967            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1968
1969    if (err != OK) {
1970        return err;
1971    }
1972
1973    int32_t tmp;
1974    if (msg->findInt32("color-format", &tmp)) {
1975        OMX_COLOR_FORMATTYPE colorFormat =
1976            static_cast<OMX_COLOR_FORMATTYPE>(tmp);
1977        err = setVideoPortFormatType(
1978                kPortIndexOutput, OMX_VIDEO_CodingUnused, colorFormat);
1979        if (err != OK) {
1980            ALOGW("[%s] does not support color format %d",
1981                  mComponentName.c_str(), colorFormat);
1982            err = setSupportedOutputFormat();
1983        }
1984    } else {
1985        err = setSupportedOutputFormat();
1986    }
1987
1988    if (err != OK) {
1989        return err;
1990    }
1991
1992    err = setVideoFormatOnPort(
1993            kPortIndexInput, width, height, compressionFormat);
1994
1995    if (err != OK) {
1996        return err;
1997    }
1998
1999    err = setVideoFormatOnPort(
2000            kPortIndexOutput, width, height, OMX_VIDEO_CodingUnused);
2001
2002    if (err != OK) {
2003        return err;
2004    }
2005
2006    return OK;
2007}
2008
2009status_t ACodec::setupVideoEncoder(const char *mime, const sp<AMessage> &msg) {
2010    int32_t tmp;
2011    if (!msg->findInt32("color-format", &tmp)) {
2012        return INVALID_OPERATION;
2013    }
2014
2015    OMX_COLOR_FORMATTYPE colorFormat =
2016        static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2017
2018    status_t err = setVideoPortFormatType(
2019            kPortIndexInput, OMX_VIDEO_CodingUnused, colorFormat);
2020
2021    if (err != OK) {
2022        ALOGE("[%s] does not support color format %d",
2023              mComponentName.c_str(), colorFormat);
2024
2025        return err;
2026    }
2027
2028    /* Input port configuration */
2029
2030    OMX_PARAM_PORTDEFINITIONTYPE def;
2031    InitOMXParams(&def);
2032
2033    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2034
2035    def.nPortIndex = kPortIndexInput;
2036
2037    err = mOMX->getParameter(
2038            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2039
2040    if (err != OK) {
2041        return err;
2042    }
2043
2044    int32_t width, height, bitrate;
2045    if (!msg->findInt32("width", &width)
2046            || !msg->findInt32("height", &height)
2047            || !msg->findInt32("bitrate", &bitrate)) {
2048        return INVALID_OPERATION;
2049    }
2050
2051    video_def->nFrameWidth = width;
2052    video_def->nFrameHeight = height;
2053
2054    int32_t stride;
2055    if (!msg->findInt32("stride", &stride)) {
2056        stride = width;
2057    }
2058
2059    video_def->nStride = stride;
2060
2061    int32_t sliceHeight;
2062    if (!msg->findInt32("slice-height", &sliceHeight)) {
2063        sliceHeight = height;
2064    }
2065
2066    video_def->nSliceHeight = sliceHeight;
2067
2068    def.nBufferSize = (video_def->nStride * video_def->nSliceHeight * 3) / 2;
2069
2070    float frameRate;
2071    if (!msg->findFloat("frame-rate", &frameRate)) {
2072        int32_t tmp;
2073        if (!msg->findInt32("frame-rate", &tmp)) {
2074            return INVALID_OPERATION;
2075        }
2076        frameRate = (float)tmp;
2077        mTimePerFrameUs = (int64_t) (1000000.0f / frameRate);
2078    }
2079
2080    video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
2081    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
2082    video_def->eColorFormat = colorFormat;
2083
2084    err = mOMX->setParameter(
2085            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2086
2087    if (err != OK) {
2088        ALOGE("[%s] failed to set input port definition parameters.",
2089              mComponentName.c_str());
2090
2091        return err;
2092    }
2093
2094    /* Output port configuration */
2095
2096    OMX_VIDEO_CODINGTYPE compressionFormat;
2097    err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2098
2099    if (err != OK) {
2100        return err;
2101    }
2102
2103    err = setVideoPortFormatType(
2104            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
2105
2106    if (err != OK) {
2107        ALOGE("[%s] does not support compression format %d",
2108             mComponentName.c_str(), compressionFormat);
2109
2110        return err;
2111    }
2112
2113    def.nPortIndex = kPortIndexOutput;
2114
2115    err = mOMX->getParameter(
2116            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2117
2118    if (err != OK) {
2119        return err;
2120    }
2121
2122    video_def->nFrameWidth = width;
2123    video_def->nFrameHeight = height;
2124    video_def->xFramerate = 0;
2125    video_def->nBitrate = bitrate;
2126    video_def->eCompressionFormat = compressionFormat;
2127    video_def->eColorFormat = OMX_COLOR_FormatUnused;
2128
2129    err = mOMX->setParameter(
2130            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2131
2132    if (err != OK) {
2133        ALOGE("[%s] failed to set output port definition parameters.",
2134              mComponentName.c_str());
2135
2136        return err;
2137    }
2138
2139    switch (compressionFormat) {
2140        case OMX_VIDEO_CodingMPEG4:
2141            err = setupMPEG4EncoderParameters(msg);
2142            break;
2143
2144        case OMX_VIDEO_CodingH263:
2145            err = setupH263EncoderParameters(msg);
2146            break;
2147
2148        case OMX_VIDEO_CodingAVC:
2149            err = setupAVCEncoderParameters(msg);
2150            break;
2151
2152        case OMX_VIDEO_CodingHEVC:
2153            err = setupHEVCEncoderParameters(msg);
2154            break;
2155
2156        case OMX_VIDEO_CodingVP8:
2157        case OMX_VIDEO_CodingVP9:
2158            err = setupVPXEncoderParameters(msg);
2159            break;
2160
2161        default:
2162            break;
2163    }
2164
2165    ALOGI("setupVideoEncoder succeeded");
2166
2167    return err;
2168}
2169
2170status_t ACodec::setCyclicIntraMacroblockRefresh(const sp<AMessage> &msg, int32_t mode) {
2171    OMX_VIDEO_PARAM_INTRAREFRESHTYPE params;
2172    InitOMXParams(&params);
2173    params.nPortIndex = kPortIndexOutput;
2174
2175    params.eRefreshMode = static_cast<OMX_VIDEO_INTRAREFRESHTYPE>(mode);
2176
2177    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshCyclic ||
2178            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2179        int32_t mbs;
2180        if (!msg->findInt32("intra-refresh-CIR-mbs", &mbs)) {
2181            return INVALID_OPERATION;
2182        }
2183        params.nCirMBs = mbs;
2184    }
2185
2186    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshAdaptive ||
2187            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2188        int32_t mbs;
2189        if (!msg->findInt32("intra-refresh-AIR-mbs", &mbs)) {
2190            return INVALID_OPERATION;
2191        }
2192        params.nAirMBs = mbs;
2193
2194        int32_t ref;
2195        if (!msg->findInt32("intra-refresh-AIR-ref", &ref)) {
2196            return INVALID_OPERATION;
2197        }
2198        params.nAirRef = ref;
2199    }
2200
2201    status_t err = mOMX->setParameter(
2202            mNode, OMX_IndexParamVideoIntraRefresh,
2203            &params, sizeof(params));
2204    return err;
2205}
2206
2207static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
2208    if (iFramesInterval < 0) {
2209        return 0xFFFFFFFF;
2210    } else if (iFramesInterval == 0) {
2211        return 0;
2212    }
2213    OMX_U32 ret = frameRate * iFramesInterval;
2214    CHECK(ret > 1);
2215    return ret;
2216}
2217
2218static OMX_VIDEO_CONTROLRATETYPE getBitrateMode(const sp<AMessage> &msg) {
2219    int32_t tmp;
2220    if (!msg->findInt32("bitrate-mode", &tmp)) {
2221        return OMX_Video_ControlRateVariable;
2222    }
2223
2224    return static_cast<OMX_VIDEO_CONTROLRATETYPE>(tmp);
2225}
2226
2227status_t ACodec::setupMPEG4EncoderParameters(const sp<AMessage> &msg) {
2228    int32_t bitrate, iFrameInterval;
2229    if (!msg->findInt32("bitrate", &bitrate)
2230            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2231        return INVALID_OPERATION;
2232    }
2233
2234    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2235
2236    float frameRate;
2237    if (!msg->findFloat("frame-rate", &frameRate)) {
2238        int32_t tmp;
2239        if (!msg->findInt32("frame-rate", &tmp)) {
2240            return INVALID_OPERATION;
2241        }
2242        frameRate = (float)tmp;
2243    }
2244
2245    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
2246    InitOMXParams(&mpeg4type);
2247    mpeg4type.nPortIndex = kPortIndexOutput;
2248
2249    status_t err = mOMX->getParameter(
2250            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2251
2252    if (err != OK) {
2253        return err;
2254    }
2255
2256    mpeg4type.nSliceHeaderSpacing = 0;
2257    mpeg4type.bSVH = OMX_FALSE;
2258    mpeg4type.bGov = OMX_FALSE;
2259
2260    mpeg4type.nAllowedPictureTypes =
2261        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2262
2263    mpeg4type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2264    if (mpeg4type.nPFrames == 0) {
2265        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2266    }
2267    mpeg4type.nBFrames = 0;
2268    mpeg4type.nIDCVLCThreshold = 0;
2269    mpeg4type.bACPred = OMX_TRUE;
2270    mpeg4type.nMaxPacketSize = 256;
2271    mpeg4type.nTimeIncRes = 1000;
2272    mpeg4type.nHeaderExtension = 0;
2273    mpeg4type.bReversibleVLC = OMX_FALSE;
2274
2275    int32_t profile;
2276    if (msg->findInt32("profile", &profile)) {
2277        int32_t level;
2278        if (!msg->findInt32("level", &level)) {
2279            return INVALID_OPERATION;
2280        }
2281
2282        err = verifySupportForProfileAndLevel(profile, level);
2283
2284        if (err != OK) {
2285            return err;
2286        }
2287
2288        mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profile);
2289        mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(level);
2290    }
2291
2292    err = mOMX->setParameter(
2293            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2294
2295    if (err != OK) {
2296        return err;
2297    }
2298
2299    err = configureBitrate(bitrate, bitrateMode);
2300
2301    if (err != OK) {
2302        return err;
2303    }
2304
2305    return setupErrorCorrectionParameters();
2306}
2307
2308status_t ACodec::setupH263EncoderParameters(const sp<AMessage> &msg) {
2309    int32_t bitrate, iFrameInterval;
2310    if (!msg->findInt32("bitrate", &bitrate)
2311            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2312        return INVALID_OPERATION;
2313    }
2314
2315    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2316
2317    float frameRate;
2318    if (!msg->findFloat("frame-rate", &frameRate)) {
2319        int32_t tmp;
2320        if (!msg->findInt32("frame-rate", &tmp)) {
2321            return INVALID_OPERATION;
2322        }
2323        frameRate = (float)tmp;
2324    }
2325
2326    OMX_VIDEO_PARAM_H263TYPE h263type;
2327    InitOMXParams(&h263type);
2328    h263type.nPortIndex = kPortIndexOutput;
2329
2330    status_t err = mOMX->getParameter(
2331            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2332
2333    if (err != OK) {
2334        return err;
2335    }
2336
2337    h263type.nAllowedPictureTypes =
2338        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2339
2340    h263type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2341    if (h263type.nPFrames == 0) {
2342        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2343    }
2344    h263type.nBFrames = 0;
2345
2346    int32_t profile;
2347    if (msg->findInt32("profile", &profile)) {
2348        int32_t level;
2349        if (!msg->findInt32("level", &level)) {
2350            return INVALID_OPERATION;
2351        }
2352
2353        err = verifySupportForProfileAndLevel(profile, level);
2354
2355        if (err != OK) {
2356            return err;
2357        }
2358
2359        h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profile);
2360        h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(level);
2361    }
2362
2363    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
2364    h263type.bForceRoundingTypeToZero = OMX_FALSE;
2365    h263type.nPictureHeaderRepetition = 0;
2366    h263type.nGOBHeaderInterval = 0;
2367
2368    err = mOMX->setParameter(
2369            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2370
2371    if (err != OK) {
2372        return err;
2373    }
2374
2375    err = configureBitrate(bitrate, bitrateMode);
2376
2377    if (err != OK) {
2378        return err;
2379    }
2380
2381    return setupErrorCorrectionParameters();
2382}
2383
2384status_t ACodec::setupAVCEncoderParameters(const sp<AMessage> &msg) {
2385    int32_t bitrate, iFrameInterval;
2386    if (!msg->findInt32("bitrate", &bitrate)
2387            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2388        return INVALID_OPERATION;
2389    }
2390
2391    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2392
2393    float frameRate;
2394    if (!msg->findFloat("frame-rate", &frameRate)) {
2395        int32_t tmp;
2396        if (!msg->findInt32("frame-rate", &tmp)) {
2397            return INVALID_OPERATION;
2398        }
2399        frameRate = (float)tmp;
2400    }
2401
2402    status_t err = OK;
2403    int32_t intraRefreshMode = 0;
2404    if (msg->findInt32("intra-refresh-mode", &intraRefreshMode)) {
2405        err = setCyclicIntraMacroblockRefresh(msg, intraRefreshMode);
2406        if (err != OK) {
2407            ALOGE("Setting intra macroblock refresh mode (%d) failed: 0x%x",
2408                    err, intraRefreshMode);
2409            return err;
2410        }
2411    }
2412
2413    OMX_VIDEO_PARAM_AVCTYPE h264type;
2414    InitOMXParams(&h264type);
2415    h264type.nPortIndex = kPortIndexOutput;
2416
2417    err = mOMX->getParameter(
2418            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2419
2420    if (err != OK) {
2421        return err;
2422    }
2423
2424    h264type.nAllowedPictureTypes =
2425        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2426
2427    int32_t profile;
2428    if (msg->findInt32("profile", &profile)) {
2429        int32_t level;
2430        if (!msg->findInt32("level", &level)) {
2431            return INVALID_OPERATION;
2432        }
2433
2434        err = verifySupportForProfileAndLevel(profile, level);
2435
2436        if (err != OK) {
2437            return err;
2438        }
2439
2440        h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profile);
2441        h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(level);
2442    }
2443
2444    // XXX
2445    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
2446        ALOGW("Use baseline profile instead of %d for AVC recording",
2447            h264type.eProfile);
2448        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
2449    }
2450
2451    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
2452        h264type.nSliceHeaderSpacing = 0;
2453        h264type.bUseHadamard = OMX_TRUE;
2454        h264type.nRefFrames = 1;
2455        h264type.nBFrames = 0;
2456        h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2457        if (h264type.nPFrames == 0) {
2458            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2459        }
2460        h264type.nRefIdx10ActiveMinus1 = 0;
2461        h264type.nRefIdx11ActiveMinus1 = 0;
2462        h264type.bEntropyCodingCABAC = OMX_FALSE;
2463        h264type.bWeightedPPrediction = OMX_FALSE;
2464        h264type.bconstIpred = OMX_FALSE;
2465        h264type.bDirect8x8Inference = OMX_FALSE;
2466        h264type.bDirectSpatialTemporal = OMX_FALSE;
2467        h264type.nCabacInitIdc = 0;
2468    }
2469
2470    if (h264type.nBFrames != 0) {
2471        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
2472    }
2473
2474    h264type.bEnableUEP = OMX_FALSE;
2475    h264type.bEnableFMO = OMX_FALSE;
2476    h264type.bEnableASO = OMX_FALSE;
2477    h264type.bEnableRS = OMX_FALSE;
2478    h264type.bFrameMBsOnly = OMX_TRUE;
2479    h264type.bMBAFF = OMX_FALSE;
2480    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
2481
2482    err = mOMX->setParameter(
2483            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2484
2485    if (err != OK) {
2486        return err;
2487    }
2488
2489    return configureBitrate(bitrate, bitrateMode);
2490}
2491
2492status_t ACodec::setupHEVCEncoderParameters(const sp<AMessage> &msg) {
2493    int32_t bitrate, iFrameInterval;
2494    if (!msg->findInt32("bitrate", &bitrate)
2495            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2496        return INVALID_OPERATION;
2497    }
2498
2499    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2500
2501    float frameRate;
2502    if (!msg->findFloat("frame-rate", &frameRate)) {
2503        int32_t tmp;
2504        if (!msg->findInt32("frame-rate", &tmp)) {
2505            return INVALID_OPERATION;
2506        }
2507        frameRate = (float)tmp;
2508    }
2509
2510    OMX_VIDEO_PARAM_HEVCTYPE hevcType;
2511    InitOMXParams(&hevcType);
2512    hevcType.nPortIndex = kPortIndexOutput;
2513
2514    status_t err = OK;
2515    err = mOMX->getParameter(
2516            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2517    if (err != OK) {
2518        return err;
2519    }
2520
2521    int32_t profile;
2522    if (msg->findInt32("profile", &profile)) {
2523        int32_t level;
2524        if (!msg->findInt32("level", &level)) {
2525            return INVALID_OPERATION;
2526        }
2527
2528        err = verifySupportForProfileAndLevel(profile, level);
2529        if (err != OK) {
2530            return err;
2531        }
2532
2533        hevcType.eProfile = static_cast<OMX_VIDEO_HEVCPROFILETYPE>(profile);
2534        hevcType.eLevel = static_cast<OMX_VIDEO_HEVCLEVELTYPE>(level);
2535    }
2536
2537    // TODO: Need OMX structure definition for setting iFrameInterval
2538
2539    err = mOMX->setParameter(
2540            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2541    if (err != OK) {
2542        return err;
2543    }
2544
2545    return configureBitrate(bitrate, bitrateMode);
2546}
2547
2548status_t ACodec::setupVPXEncoderParameters(const sp<AMessage> &msg) {
2549    int32_t bitrate;
2550    int32_t iFrameInterval = 0;
2551    size_t tsLayers = 0;
2552    OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE pattern =
2553        OMX_VIDEO_VPXTemporalLayerPatternNone;
2554    static const uint32_t kVp8LayerRateAlloction
2555        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS]
2556        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS] = {
2557        {100, 100, 100},  // 1 layer
2558        { 60, 100, 100},  // 2 layers {60%, 40%}
2559        { 40,  60, 100},  // 3 layers {40%, 20%, 40%}
2560    };
2561    if (!msg->findInt32("bitrate", &bitrate)) {
2562        return INVALID_OPERATION;
2563    }
2564    msg->findInt32("i-frame-interval", &iFrameInterval);
2565
2566    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2567
2568    float frameRate;
2569    if (!msg->findFloat("frame-rate", &frameRate)) {
2570        int32_t tmp;
2571        if (!msg->findInt32("frame-rate", &tmp)) {
2572            return INVALID_OPERATION;
2573        }
2574        frameRate = (float)tmp;
2575    }
2576
2577    AString tsSchema;
2578    if (msg->findString("ts-schema", &tsSchema)) {
2579        if (tsSchema == "webrtc.vp8.1-layer") {
2580            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2581            tsLayers = 1;
2582        } else if (tsSchema == "webrtc.vp8.2-layer") {
2583            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2584            tsLayers = 2;
2585        } else if (tsSchema == "webrtc.vp8.3-layer") {
2586            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2587            tsLayers = 3;
2588        } else {
2589            ALOGW("Unsupported ts-schema [%s]", tsSchema.c_str());
2590        }
2591    }
2592
2593    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2594    InitOMXParams(&vp8type);
2595    vp8type.nPortIndex = kPortIndexOutput;
2596    status_t err = mOMX->getParameter(
2597            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2598            &vp8type, sizeof(vp8type));
2599
2600    if (err == OK) {
2601        if (iFrameInterval > 0) {
2602            vp8type.nKeyFrameInterval = setPFramesSpacing(iFrameInterval, frameRate);
2603        }
2604        vp8type.eTemporalPattern = pattern;
2605        vp8type.nTemporalLayerCount = tsLayers;
2606        if (tsLayers > 0) {
2607            for (size_t i = 0; i < OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS; i++) {
2608                vp8type.nTemporalLayerBitrateRatio[i] =
2609                    kVp8LayerRateAlloction[tsLayers - 1][i];
2610            }
2611        }
2612        if (bitrateMode == OMX_Video_ControlRateConstant) {
2613            vp8type.nMinQuantizer = 2;
2614            vp8type.nMaxQuantizer = 63;
2615        }
2616
2617        err = mOMX->setParameter(
2618                mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2619                &vp8type, sizeof(vp8type));
2620        if (err != OK) {
2621            ALOGW("Extended VP8 parameters set failed: %d", err);
2622        }
2623    }
2624
2625    return configureBitrate(bitrate, bitrateMode);
2626}
2627
2628status_t ACodec::verifySupportForProfileAndLevel(
2629        int32_t profile, int32_t level) {
2630    OMX_VIDEO_PARAM_PROFILELEVELTYPE params;
2631    InitOMXParams(&params);
2632    params.nPortIndex = kPortIndexOutput;
2633
2634    for (params.nProfileIndex = 0;; ++params.nProfileIndex) {
2635        status_t err = mOMX->getParameter(
2636                mNode,
2637                OMX_IndexParamVideoProfileLevelQuerySupported,
2638                &params,
2639                sizeof(params));
2640
2641        if (err != OK) {
2642            return err;
2643        }
2644
2645        int32_t supportedProfile = static_cast<int32_t>(params.eProfile);
2646        int32_t supportedLevel = static_cast<int32_t>(params.eLevel);
2647
2648        if (profile == supportedProfile && level <= supportedLevel) {
2649            return OK;
2650        }
2651    }
2652}
2653
2654status_t ACodec::configureBitrate(
2655        int32_t bitrate, OMX_VIDEO_CONTROLRATETYPE bitrateMode) {
2656    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
2657    InitOMXParams(&bitrateType);
2658    bitrateType.nPortIndex = kPortIndexOutput;
2659
2660    status_t err = mOMX->getParameter(
2661            mNode, OMX_IndexParamVideoBitrate,
2662            &bitrateType, sizeof(bitrateType));
2663
2664    if (err != OK) {
2665        return err;
2666    }
2667
2668    bitrateType.eControlRate = bitrateMode;
2669    bitrateType.nTargetBitrate = bitrate;
2670
2671    return mOMX->setParameter(
2672            mNode, OMX_IndexParamVideoBitrate,
2673            &bitrateType, sizeof(bitrateType));
2674}
2675
2676status_t ACodec::setupErrorCorrectionParameters() {
2677    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
2678    InitOMXParams(&errorCorrectionType);
2679    errorCorrectionType.nPortIndex = kPortIndexOutput;
2680
2681    status_t err = mOMX->getParameter(
2682            mNode, OMX_IndexParamVideoErrorCorrection,
2683            &errorCorrectionType, sizeof(errorCorrectionType));
2684
2685    if (err != OK) {
2686        return OK;  // Optional feature. Ignore this failure
2687    }
2688
2689    errorCorrectionType.bEnableHEC = OMX_FALSE;
2690    errorCorrectionType.bEnableResync = OMX_TRUE;
2691    errorCorrectionType.nResynchMarkerSpacing = 256;
2692    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
2693    errorCorrectionType.bEnableRVLC = OMX_FALSE;
2694
2695    return mOMX->setParameter(
2696            mNode, OMX_IndexParamVideoErrorCorrection,
2697            &errorCorrectionType, sizeof(errorCorrectionType));
2698}
2699
2700status_t ACodec::setVideoFormatOnPort(
2701        OMX_U32 portIndex,
2702        int32_t width, int32_t height, OMX_VIDEO_CODINGTYPE compressionFormat) {
2703    OMX_PARAM_PORTDEFINITIONTYPE def;
2704    InitOMXParams(&def);
2705    def.nPortIndex = portIndex;
2706
2707    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2708
2709    status_t err = mOMX->getParameter(
2710            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2711
2712    CHECK_EQ(err, (status_t)OK);
2713
2714    if (portIndex == kPortIndexInput) {
2715        // XXX Need a (much) better heuristic to compute input buffer sizes.
2716        const size_t X = 64 * 1024;
2717        if (def.nBufferSize < X) {
2718            def.nBufferSize = X;
2719        }
2720    }
2721
2722    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
2723
2724    video_def->nFrameWidth = width;
2725    video_def->nFrameHeight = height;
2726
2727    if (portIndex == kPortIndexInput) {
2728        video_def->eCompressionFormat = compressionFormat;
2729        video_def->eColorFormat = OMX_COLOR_FormatUnused;
2730    }
2731
2732    err = mOMX->setParameter(
2733            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2734
2735    return err;
2736}
2737
2738status_t ACodec::initNativeWindow() {
2739    if (mNativeWindow != NULL) {
2740        return mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
2741    }
2742
2743    mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_FALSE);
2744    return OK;
2745}
2746
2747size_t ACodec::countBuffersOwnedByComponent(OMX_U32 portIndex) const {
2748    size_t n = 0;
2749
2750    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2751        const BufferInfo &info = mBuffers[portIndex].itemAt(i);
2752
2753        if (info.mStatus == BufferInfo::OWNED_BY_COMPONENT) {
2754            ++n;
2755        }
2756    }
2757
2758    return n;
2759}
2760
2761size_t ACodec::countBuffersOwnedByNativeWindow() const {
2762    size_t n = 0;
2763
2764    for (size_t i = 0; i < mBuffers[kPortIndexOutput].size(); ++i) {
2765        const BufferInfo &info = mBuffers[kPortIndexOutput].itemAt(i);
2766
2767        if (info.mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2768            ++n;
2769        }
2770    }
2771
2772    return n;
2773}
2774
2775void ACodec::waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs() {
2776    if (mNativeWindow == NULL) {
2777        return;
2778    }
2779
2780    while (countBuffersOwnedByNativeWindow() > mNumUndequeuedBuffers
2781            && dequeueBufferFromNativeWindow() != NULL) {
2782        // these buffers will be submitted as regular buffers; account for this
2783        if (mStoreMetaDataInOutputBuffers && mMetaDataBuffersToSubmit > 0) {
2784            --mMetaDataBuffersToSubmit;
2785        }
2786    }
2787}
2788
2789bool ACodec::allYourBuffersAreBelongToUs(
2790        OMX_U32 portIndex) {
2791    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2792        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
2793
2794        if (info->mStatus != BufferInfo::OWNED_BY_US
2795                && info->mStatus != BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2796            ALOGV("[%s] Buffer %u on port %u still has status %d",
2797                    mComponentName.c_str(),
2798                    info->mBufferID, portIndex, info->mStatus);
2799            return false;
2800        }
2801    }
2802
2803    return true;
2804}
2805
2806bool ACodec::allYourBuffersAreBelongToUs() {
2807    return allYourBuffersAreBelongToUs(kPortIndexInput)
2808        && allYourBuffersAreBelongToUs(kPortIndexOutput);
2809}
2810
2811void ACodec::deferMessage(const sp<AMessage> &msg) {
2812    bool wasEmptyBefore = mDeferredQueue.empty();
2813    mDeferredQueue.push_back(msg);
2814}
2815
2816void ACodec::processDeferredMessages() {
2817    List<sp<AMessage> > queue = mDeferredQueue;
2818    mDeferredQueue.clear();
2819
2820    List<sp<AMessage> >::iterator it = queue.begin();
2821    while (it != queue.end()) {
2822        onMessageReceived(*it++);
2823    }
2824}
2825
2826// static
2827void ACodec::describeDefaultColorFormat(DescribeColorFormatParams &params) {
2828    MediaImage &image = params.sMediaImage;
2829    memset(&image, 0, sizeof(image));
2830
2831    image.mType = MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
2832    image.mNumPlanes = 0;
2833
2834    const OMX_COLOR_FORMATTYPE fmt = params.eColorFormat;
2835    // we need stride and slice-height to be non-zero
2836    if (params.nStride == 0 || params.nSliceHeight == 0) {
2837        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
2838                fmt, fmt, params.nStride, params.nSliceHeight);
2839        return;
2840    }
2841
2842    image.mWidth = params.nFrameWidth;
2843    image.mHeight = params.nFrameHeight;
2844
2845    // only supporting YUV420
2846    if (fmt != OMX_COLOR_FormatYUV420Planar &&
2847        fmt != OMX_COLOR_FormatYUV420PackedPlanar &&
2848        fmt != OMX_COLOR_FormatYUV420SemiPlanar &&
2849        fmt != OMX_COLOR_FormatYUV420PackedSemiPlanar) {
2850        ALOGW("do not know color format 0x%x = %d", fmt, fmt);
2851        return;
2852    }
2853
2854    // set-up YUV format
2855    image.mType = MediaImage::MEDIA_IMAGE_TYPE_YUV;
2856    image.mNumPlanes = 3;
2857    image.mBitDepth = 8;
2858    image.mPlane[image.Y].mOffset = 0;
2859    image.mPlane[image.Y].mColInc = 1;
2860    image.mPlane[image.Y].mRowInc = params.nStride;
2861    image.mPlane[image.Y].mHorizSubsampling = 1;
2862    image.mPlane[image.Y].mVertSubsampling = 1;
2863
2864    switch (fmt) {
2865        case OMX_COLOR_FormatYUV420Planar: // used for YV12
2866        case OMX_COLOR_FormatYUV420PackedPlanar:
2867            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2868            image.mPlane[image.U].mColInc = 1;
2869            image.mPlane[image.U].mRowInc = params.nStride / 2;
2870            image.mPlane[image.U].mHorizSubsampling = 2;
2871            image.mPlane[image.U].mVertSubsampling = 2;
2872
2873            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset
2874                    + (params.nStride * params.nSliceHeight / 4);
2875            image.mPlane[image.V].mColInc = 1;
2876            image.mPlane[image.V].mRowInc = params.nStride / 2;
2877            image.mPlane[image.V].mHorizSubsampling = 2;
2878            image.mPlane[image.V].mVertSubsampling = 2;
2879            break;
2880
2881        case OMX_COLOR_FormatYUV420SemiPlanar:
2882            // FIXME: NV21 for sw-encoder, NV12 for decoder and hw-encoder
2883        case OMX_COLOR_FormatYUV420PackedSemiPlanar:
2884            // NV12
2885            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2886            image.mPlane[image.U].mColInc = 2;
2887            image.mPlane[image.U].mRowInc = params.nStride;
2888            image.mPlane[image.U].mHorizSubsampling = 2;
2889            image.mPlane[image.U].mVertSubsampling = 2;
2890
2891            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset + 1;
2892            image.mPlane[image.V].mColInc = 2;
2893            image.mPlane[image.V].mRowInc = params.nStride;
2894            image.mPlane[image.V].mHorizSubsampling = 2;
2895            image.mPlane[image.V].mVertSubsampling = 2;
2896            break;
2897
2898        default:
2899            TRESPASS();
2900    }
2901}
2902
2903status_t ACodec::getPortFormat(OMX_U32 portIndex, sp<AMessage> &notify) {
2904    // TODO: catch errors an return them instead of using CHECK
2905    OMX_PARAM_PORTDEFINITIONTYPE def;
2906    InitOMXParams(&def);
2907    def.nPortIndex = portIndex;
2908
2909    CHECK_EQ(mOMX->getParameter(
2910                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
2911             (status_t)OK);
2912
2913    CHECK_EQ((int)def.eDir,
2914            (int)(portIndex == kPortIndexOutput ? OMX_DirOutput : OMX_DirInput));
2915
2916    switch (def.eDomain) {
2917        case OMX_PortDomainVideo:
2918        {
2919            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2920            switch ((int)videoDef->eCompressionFormat) {
2921                case OMX_VIDEO_CodingUnused:
2922                {
2923                    CHECK(mIsEncoder ^ (portIndex == kPortIndexOutput));
2924                    notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
2925
2926                    notify->setInt32("stride", videoDef->nStride);
2927                    notify->setInt32("slice-height", videoDef->nSliceHeight);
2928                    notify->setInt32("color-format", videoDef->eColorFormat);
2929
2930
2931                    DescribeColorFormatParams describeParams;
2932                    InitOMXParams(&describeParams);
2933                    describeParams.eColorFormat = videoDef->eColorFormat;
2934                    describeParams.nFrameWidth = videoDef->nFrameWidth;
2935                    describeParams.nFrameHeight = videoDef->nFrameHeight;
2936                    describeParams.nStride = videoDef->nStride;
2937                    describeParams.nSliceHeight = videoDef->nSliceHeight;
2938
2939                    OMX_INDEXTYPE describeColorFormatIndex;
2940                    if (mOMX->getExtensionIndex(
2941                            mNode, "OMX.google.android.index.describeColorFormat",
2942                            &describeColorFormatIndex) ||
2943                        mOMX->getParameter(
2944                            mNode, describeColorFormatIndex,
2945                            &describeParams, sizeof(describeParams))) {
2946                        describeDefaultColorFormat(describeParams);
2947                    }
2948
2949                    if (describeParams.sMediaImage.mType != MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN) {
2950                        notify->setBuffer(
2951                                "image-data",
2952                                ABuffer::CreateAsCopy(
2953                                        &describeParams.sMediaImage,
2954                                        sizeof(describeParams.sMediaImage)));
2955                    }
2956
2957                    OMX_CONFIG_RECTTYPE rect;
2958                    InitOMXParams(&rect);
2959                    rect.nPortIndex = kPortIndexOutput;
2960
2961                    if (mOMX->getConfig(
2962                                mNode, OMX_IndexConfigCommonOutputCrop,
2963                                &rect, sizeof(rect)) != OK) {
2964                        rect.nLeft = 0;
2965                        rect.nTop = 0;
2966                        rect.nWidth = videoDef->nFrameWidth;
2967                        rect.nHeight = videoDef->nFrameHeight;
2968                    }
2969
2970                    CHECK_GE(rect.nLeft, 0);
2971                    CHECK_GE(rect.nTop, 0);
2972                    CHECK_GE(rect.nWidth, 0u);
2973                    CHECK_GE(rect.nHeight, 0u);
2974                    CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
2975                    CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
2976
2977                    notify->setRect(
2978                            "crop",
2979                            rect.nLeft,
2980                            rect.nTop,
2981                            rect.nLeft + rect.nWidth - 1,
2982                            rect.nTop + rect.nHeight - 1);
2983
2984                    break;
2985                }
2986
2987                case OMX_VIDEO_CodingVP8:
2988                case OMX_VIDEO_CodingVP9:
2989                {
2990                    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2991                    InitOMXParams(&vp8type);
2992                    vp8type.nPortIndex = kPortIndexOutput;
2993                    status_t err = mOMX->getParameter(
2994                            mNode,
2995                            (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2996                            &vp8type,
2997                            sizeof(vp8type));
2998
2999                    if (err == OK) {
3000                        AString tsSchema = "none";
3001                        if (vp8type.eTemporalPattern
3002                                == OMX_VIDEO_VPXTemporalLayerPatternWebRTC) {
3003                            switch (vp8type.nTemporalLayerCount) {
3004                                case 1:
3005                                {
3006                                    tsSchema = "webrtc.vp8.1-layer";
3007                                    break;
3008                                }
3009                                case 2:
3010                                {
3011                                    tsSchema = "webrtc.vp8.2-layer";
3012                                    break;
3013                                }
3014                                case 3:
3015                                {
3016                                    tsSchema = "webrtc.vp8.3-layer";
3017                                    break;
3018                                }
3019                                default:
3020                                {
3021                                    break;
3022                                }
3023                            }
3024                        }
3025                        notify->setString("ts-schema", tsSchema);
3026                    }
3027                    // Fall through to set up mime.
3028                }
3029
3030                default:
3031                {
3032                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
3033                    AString mime;
3034                    if (GetMimeTypeForVideoCoding(
3035                        videoDef->eCompressionFormat, &mime) != OK) {
3036                        notify->setString("mime", "application/octet-stream");
3037                    } else {
3038                        notify->setString("mime", mime.c_str());
3039                    }
3040                    break;
3041                }
3042            }
3043
3044            notify->setInt32("width", videoDef->nFrameWidth);
3045            notify->setInt32("height", videoDef->nFrameHeight);
3046            break;
3047        }
3048
3049        case OMX_PortDomainAudio:
3050        {
3051            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3052
3053            switch ((int)audioDef->eEncoding) {
3054                case OMX_AUDIO_CodingPCM:
3055                {
3056                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3057                    InitOMXParams(&params);
3058                    params.nPortIndex = portIndex;
3059
3060                    CHECK_EQ(mOMX->getParameter(
3061                                mNode, OMX_IndexParamAudioPcm,
3062                                &params, sizeof(params)),
3063                             (status_t)OK);
3064
3065                    CHECK_GT(params.nChannels, 0);
3066                    CHECK(params.nChannels == 1 || params.bInterleaved);
3067                    CHECK_EQ(params.nBitPerSample, 16u);
3068
3069                    CHECK_EQ((int)params.eNumData,
3070                             (int)OMX_NumericalDataSigned);
3071
3072                    CHECK_EQ((int)params.ePCMMode,
3073                             (int)OMX_AUDIO_PCMModeLinear);
3074
3075                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
3076                    notify->setInt32("channel-count", params.nChannels);
3077                    notify->setInt32("sample-rate", params.nSamplingRate);
3078
3079                    if (mChannelMaskPresent) {
3080                        notify->setInt32("channel-mask", mChannelMask);
3081                    }
3082                    break;
3083                }
3084
3085                case OMX_AUDIO_CodingAAC:
3086                {
3087                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
3088                    InitOMXParams(&params);
3089                    params.nPortIndex = portIndex;
3090
3091                    CHECK_EQ(mOMX->getParameter(
3092                                mNode, OMX_IndexParamAudioAac,
3093                                &params, sizeof(params)),
3094                             (status_t)OK);
3095
3096                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
3097                    notify->setInt32("channel-count", params.nChannels);
3098                    notify->setInt32("sample-rate", params.nSampleRate);
3099                    break;
3100                }
3101
3102                case OMX_AUDIO_CodingAMR:
3103                {
3104                    OMX_AUDIO_PARAM_AMRTYPE params;
3105                    InitOMXParams(&params);
3106                    params.nPortIndex = portIndex;
3107
3108                    CHECK_EQ(mOMX->getParameter(
3109                                mNode, OMX_IndexParamAudioAmr,
3110                                &params, sizeof(params)),
3111                             (status_t)OK);
3112
3113                    notify->setInt32("channel-count", 1);
3114                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
3115                        notify->setString(
3116                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
3117
3118                        notify->setInt32("sample-rate", 16000);
3119                    } else {
3120                        notify->setString(
3121                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
3122
3123                        notify->setInt32("sample-rate", 8000);
3124                    }
3125                    break;
3126                }
3127
3128                case OMX_AUDIO_CodingFLAC:
3129                {
3130                    OMX_AUDIO_PARAM_FLACTYPE params;
3131                    InitOMXParams(&params);
3132                    params.nPortIndex = portIndex;
3133
3134                    CHECK_EQ(mOMX->getParameter(
3135                                mNode, OMX_IndexParamAudioFlac,
3136                                &params, sizeof(params)),
3137                             (status_t)OK);
3138
3139                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
3140                    notify->setInt32("channel-count", params.nChannels);
3141                    notify->setInt32("sample-rate", params.nSampleRate);
3142                    break;
3143                }
3144
3145                case OMX_AUDIO_CodingMP3:
3146                {
3147                    OMX_AUDIO_PARAM_MP3TYPE params;
3148                    InitOMXParams(&params);
3149                    params.nPortIndex = portIndex;
3150
3151                    CHECK_EQ(mOMX->getParameter(
3152                                mNode, OMX_IndexParamAudioMp3,
3153                                &params, sizeof(params)),
3154                             (status_t)OK);
3155
3156                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
3157                    notify->setInt32("channel-count", params.nChannels);
3158                    notify->setInt32("sample-rate", params.nSampleRate);
3159                    break;
3160                }
3161
3162                case OMX_AUDIO_CodingVORBIS:
3163                {
3164                    OMX_AUDIO_PARAM_VORBISTYPE params;
3165                    InitOMXParams(&params);
3166                    params.nPortIndex = portIndex;
3167
3168                    CHECK_EQ(mOMX->getParameter(
3169                                mNode, OMX_IndexParamAudioVorbis,
3170                                &params, sizeof(params)),
3171                             (status_t)OK);
3172
3173                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
3174                    notify->setInt32("channel-count", params.nChannels);
3175                    notify->setInt32("sample-rate", params.nSampleRate);
3176                    break;
3177                }
3178
3179                case OMX_AUDIO_CodingAndroidAC3:
3180                {
3181                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
3182                    InitOMXParams(&params);
3183                    params.nPortIndex = portIndex;
3184
3185                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3186                            mNode,
3187                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3188                            &params,
3189                            sizeof(params)));
3190
3191                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
3192                    notify->setInt32("channel-count", params.nChannels);
3193                    notify->setInt32("sample-rate", params.nSampleRate);
3194                    break;
3195                }
3196
3197                case OMX_AUDIO_CodingAndroidOPUS:
3198                {
3199                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
3200                    InitOMXParams(&params);
3201                    params.nPortIndex = portIndex;
3202
3203                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3204                            mNode,
3205                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
3206                            &params,
3207                            sizeof(params)));
3208
3209                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
3210                    notify->setInt32("channel-count", params.nChannels);
3211                    notify->setInt32("sample-rate", params.nSampleRate);
3212                    break;
3213                }
3214
3215                default:
3216                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
3217                    TRESPASS();
3218            }
3219            break;
3220        }
3221
3222        default:
3223            TRESPASS();
3224    }
3225
3226    return OK;
3227}
3228
3229void ACodec::sendFormatChange(const sp<AMessage> &reply) {
3230    sp<AMessage> notify = mNotify->dup();
3231    notify->setInt32("what", kWhatOutputFormatChanged);
3232
3233    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
3234
3235    AString mime;
3236    CHECK(notify->findString("mime", &mime));
3237
3238    int32_t left, top, right, bottom;
3239    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
3240        mNativeWindow != NULL &&
3241        notify->findRect("crop", &left, &top, &right, &bottom)) {
3242        // notify renderer of the crop change
3243        // NOTE: native window uses extended right-bottom coordinate
3244        reply->setRect("crop", left, top, right + 1, bottom + 1);
3245    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
3246               (mEncoderDelay || mEncoderPadding)) {
3247        int32_t channelCount;
3248        CHECK(notify->findInt32("channel-count", &channelCount));
3249        size_t frameSize = channelCount * sizeof(int16_t);
3250        if (mSkipCutBuffer != NULL) {
3251            size_t prevbufsize = mSkipCutBuffer->size();
3252            if (prevbufsize != 0) {
3253                ALOGW("Replacing SkipCutBuffer holding %d "
3254                      "bytes",
3255                      prevbufsize);
3256            }
3257        }
3258        mSkipCutBuffer = new SkipCutBuffer(
3259                mEncoderDelay * frameSize,
3260                mEncoderPadding * frameSize);
3261    }
3262
3263    notify->post();
3264
3265    mSentFormat = true;
3266}
3267
3268void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3269    sp<AMessage> notify = mNotify->dup();
3270    notify->setInt32("what", CodecBase::kWhatError);
3271    ALOGE("signalError(omxError %#x, internalError %d)", error, internalError);
3272
3273    if (internalError == UNKNOWN_ERROR) { // find better error code
3274        const status_t omxStatus = statusFromOMXError(error);
3275        if (omxStatus != 0) {
3276            internalError = omxStatus;
3277        } else {
3278            ALOGW("Invalid OMX error %#x", error);
3279        }
3280    }
3281    notify->setInt32("err", internalError);
3282    notify->setInt32("actionCode", ACTION_CODE_FATAL); // could translate from OMX error.
3283    notify->post();
3284}
3285
3286status_t ACodec::pushBlankBuffersToNativeWindow() {
3287    status_t err = NO_ERROR;
3288    ANativeWindowBuffer* anb = NULL;
3289    int numBufs = 0;
3290    int minUndequeuedBufs = 0;
3291
3292    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3293    // no frames get dropped by SurfaceFlinger assuming that these are video
3294    // frames.
3295    err = native_window_api_disconnect(mNativeWindow.get(),
3296            NATIVE_WINDOW_API_MEDIA);
3297    if (err != NO_ERROR) {
3298        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3299                strerror(-err), -err);
3300        return err;
3301    }
3302
3303    err = native_window_api_connect(mNativeWindow.get(),
3304            NATIVE_WINDOW_API_CPU);
3305    if (err != NO_ERROR) {
3306        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3307                strerror(-err), -err);
3308        return err;
3309    }
3310
3311    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3312            HAL_PIXEL_FORMAT_RGBX_8888);
3313    if (err != NO_ERROR) {
3314        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3315                strerror(-err), -err);
3316        goto error;
3317    }
3318
3319    err = native_window_set_scaling_mode(mNativeWindow.get(),
3320                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3321    if (err != NO_ERROR) {
3322        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3323              strerror(-err), -err);
3324        goto error;
3325    }
3326
3327    err = native_window_set_usage(mNativeWindow.get(),
3328            GRALLOC_USAGE_SW_WRITE_OFTEN);
3329    if (err != NO_ERROR) {
3330        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3331                strerror(-err), -err);
3332        goto error;
3333    }
3334
3335    err = mNativeWindow->query(mNativeWindow.get(),
3336            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3337    if (err != NO_ERROR) {
3338        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3339                "failed: %s (%d)", strerror(-err), -err);
3340        goto error;
3341    }
3342
3343    numBufs = minUndequeuedBufs + 1;
3344    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3345    if (err != NO_ERROR) {
3346        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3347                strerror(-err), -err);
3348        goto error;
3349    }
3350
3351    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3352    // buffer twice.  This should guarantee that the buffer has been displayed
3353    // on the screen and then been replaced, so an previous video frames are
3354    // guaranteed NOT to be currently displayed.
3355    for (int i = 0; i < numBufs + 1; i++) {
3356        int fenceFd = -1;
3357        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3358        if (err != NO_ERROR) {
3359            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3360                    strerror(-err), -err);
3361            goto error;
3362        }
3363
3364        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3365
3366        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3367        uint32_t* img = NULL;
3368        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3369        if (err != NO_ERROR) {
3370            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3371                    strerror(-err), -err);
3372            goto error;
3373        }
3374
3375        *img = 0;
3376
3377        err = buf->unlock();
3378        if (err != NO_ERROR) {
3379            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3380                    strerror(-err), -err);
3381            goto error;
3382        }
3383
3384        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3385                buf->getNativeBuffer(), -1);
3386        if (err != NO_ERROR) {
3387            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3388                    strerror(-err), -err);
3389            goto error;
3390        }
3391
3392        anb = NULL;
3393    }
3394
3395error:
3396
3397    if (err != NO_ERROR) {
3398        // Clean up after an error.
3399        if (anb != NULL) {
3400            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3401        }
3402
3403        native_window_api_disconnect(mNativeWindow.get(),
3404                NATIVE_WINDOW_API_CPU);
3405        native_window_api_connect(mNativeWindow.get(),
3406                NATIVE_WINDOW_API_MEDIA);
3407
3408        return err;
3409    } else {
3410        // Clean up after success.
3411        err = native_window_api_disconnect(mNativeWindow.get(),
3412                NATIVE_WINDOW_API_CPU);
3413        if (err != NO_ERROR) {
3414            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3415                    strerror(-err), -err);
3416            return err;
3417        }
3418
3419        err = native_window_api_connect(mNativeWindow.get(),
3420                NATIVE_WINDOW_API_MEDIA);
3421        if (err != NO_ERROR) {
3422            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3423                    strerror(-err), -err);
3424            return err;
3425        }
3426
3427        return NO_ERROR;
3428    }
3429}
3430
3431////////////////////////////////////////////////////////////////////////////////
3432
3433ACodec::PortDescription::PortDescription() {
3434}
3435
3436status_t ACodec::requestIDRFrame() {
3437    if (!mIsEncoder) {
3438        return ERROR_UNSUPPORTED;
3439    }
3440
3441    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3442    InitOMXParams(&params);
3443
3444    params.nPortIndex = kPortIndexOutput;
3445    params.IntraRefreshVOP = OMX_TRUE;
3446
3447    return mOMX->setConfig(
3448            mNode,
3449            OMX_IndexConfigVideoIntraVOPRefresh,
3450            &params,
3451            sizeof(params));
3452}
3453
3454void ACodec::PortDescription::addBuffer(
3455        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3456    mBufferIDs.push_back(id);
3457    mBuffers.push_back(buffer);
3458}
3459
3460size_t ACodec::PortDescription::countBuffers() {
3461    return mBufferIDs.size();
3462}
3463
3464IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3465    return mBufferIDs.itemAt(index);
3466}
3467
3468sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3469    return mBuffers.itemAt(index);
3470}
3471
3472////////////////////////////////////////////////////////////////////////////////
3473
3474ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3475    : AState(parentState),
3476      mCodec(codec) {
3477}
3478
3479ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3480        OMX_U32 /* portIndex */) {
3481    return KEEP_BUFFERS;
3482}
3483
3484bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3485    switch (msg->what()) {
3486        case kWhatInputBufferFilled:
3487        {
3488            onInputBufferFilled(msg);
3489            break;
3490        }
3491
3492        case kWhatOutputBufferDrained:
3493        {
3494            onOutputBufferDrained(msg);
3495            break;
3496        }
3497
3498        case ACodec::kWhatOMXMessage:
3499        {
3500            return onOMXMessage(msg);
3501        }
3502
3503        case ACodec::kWhatCreateInputSurface:
3504        case ACodec::kWhatSignalEndOfInputStream:
3505        {
3506            // This may result in an app illegal state exception.
3507            ALOGE("Message 0x%x was not handled", msg->what());
3508            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3509            return true;
3510        }
3511
3512        case ACodec::kWhatOMXDied:
3513        {
3514            // This will result in kFlagSawMediaServerDie handling in MediaCodec.
3515            ALOGE("OMX/mediaserver died, signalling error!");
3516            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3517            break;
3518        }
3519
3520        default:
3521            return false;
3522    }
3523
3524    return true;
3525}
3526
3527bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3528    int32_t type;
3529    CHECK(msg->findInt32("type", &type));
3530
3531    // there is a possibility that this is an outstanding message for a
3532    // codec that we have already destroyed
3533    if (mCodec->mNode == NULL) {
3534        ALOGI("ignoring message as already freed component: %s",
3535                msg->debugString().c_str());
3536        return true;
3537    }
3538
3539    IOMX::node_id nodeID;
3540    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3541    CHECK_EQ(nodeID, mCodec->mNode);
3542
3543    switch (type) {
3544        case omx_message::EVENT:
3545        {
3546            int32_t event, data1, data2;
3547            CHECK(msg->findInt32("event", &event));
3548            CHECK(msg->findInt32("data1", &data1));
3549            CHECK(msg->findInt32("data2", &data2));
3550
3551            if (event == OMX_EventCmdComplete
3552                    && data1 == OMX_CommandFlush
3553                    && data2 == (int32_t)OMX_ALL) {
3554                // Use of this notification is not consistent across
3555                // implementations. We'll drop this notification and rely
3556                // on flush-complete notifications on the individual port
3557                // indices instead.
3558
3559                return true;
3560            }
3561
3562            return onOMXEvent(
3563                    static_cast<OMX_EVENTTYPE>(event),
3564                    static_cast<OMX_U32>(data1),
3565                    static_cast<OMX_U32>(data2));
3566        }
3567
3568        case omx_message::EMPTY_BUFFER_DONE:
3569        {
3570            IOMX::buffer_id bufferID;
3571            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3572
3573            return onOMXEmptyBufferDone(bufferID);
3574        }
3575
3576        case omx_message::FILL_BUFFER_DONE:
3577        {
3578            IOMX::buffer_id bufferID;
3579            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3580
3581            int32_t rangeOffset, rangeLength, flags;
3582            int64_t timeUs;
3583
3584            CHECK(msg->findInt32("range_offset", &rangeOffset));
3585            CHECK(msg->findInt32("range_length", &rangeLength));
3586            CHECK(msg->findInt32("flags", &flags));
3587            CHECK(msg->findInt64("timestamp", &timeUs));
3588
3589            return onOMXFillBufferDone(
3590                    bufferID,
3591                    (size_t)rangeOffset, (size_t)rangeLength,
3592                    (OMX_U32)flags,
3593                    timeUs);
3594        }
3595
3596        default:
3597            TRESPASS();
3598            break;
3599    }
3600}
3601
3602bool ACodec::BaseState::onOMXEvent(
3603        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3604    if (event != OMX_EventError) {
3605        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
3606             mCodec->mComponentName.c_str(), event, data1, data2);
3607
3608        return false;
3609    }
3610
3611    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
3612
3613    // verify OMX component sends back an error we expect.
3614    OMX_ERRORTYPE omxError = (OMX_ERRORTYPE)data1;
3615    if (!isOMXError(omxError)) {
3616        ALOGW("Invalid OMX error %#x", omxError);
3617        omxError = OMX_ErrorUndefined;
3618    }
3619    mCodec->signalError(omxError);
3620
3621    return true;
3622}
3623
3624bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
3625    ALOGV("[%s] onOMXEmptyBufferDone %p",
3626         mCodec->mComponentName.c_str(), bufferID);
3627
3628    BufferInfo *info =
3629        mCodec->findBufferByID(kPortIndexInput, bufferID);
3630
3631    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3632    info->mStatus = BufferInfo::OWNED_BY_US;
3633
3634    const sp<AMessage> &bufferMeta = info->mData->meta();
3635    void *mediaBuffer;
3636    if (bufferMeta->findPointer("mediaBuffer", &mediaBuffer)
3637            && mediaBuffer != NULL) {
3638        // We're in "store-metadata-in-buffers" mode, the underlying
3639        // OMX component had access to data that's implicitly refcounted
3640        // by this "mediaBuffer" object. Now that the OMX component has
3641        // told us that it's done with the input buffer, we can decrement
3642        // the mediaBuffer's reference count.
3643
3644        ALOGV("releasing mbuf %p", mediaBuffer);
3645
3646        ((MediaBuffer *)mediaBuffer)->release();
3647        mediaBuffer = NULL;
3648
3649        bufferMeta->setPointer("mediaBuffer", NULL);
3650    }
3651
3652    PortMode mode = getPortMode(kPortIndexInput);
3653
3654    switch (mode) {
3655        case KEEP_BUFFERS:
3656            break;
3657
3658        case RESUBMIT_BUFFERS:
3659            postFillThisBuffer(info);
3660            break;
3661
3662        default:
3663        {
3664            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3665            TRESPASS();  // Not currently used
3666            break;
3667        }
3668    }
3669
3670    return true;
3671}
3672
3673void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
3674    if (mCodec->mPortEOS[kPortIndexInput]) {
3675        return;
3676    }
3677
3678    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3679
3680    sp<AMessage> notify = mCodec->mNotify->dup();
3681    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
3682    notify->setInt32("buffer-id", info->mBufferID);
3683
3684    info->mData->meta()->clear();
3685    notify->setBuffer("buffer", info->mData);
3686
3687    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3688    reply->setInt32("buffer-id", info->mBufferID);
3689
3690    notify->setMessage("reply", reply);
3691
3692    notify->post();
3693
3694    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
3695}
3696
3697void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
3698    IOMX::buffer_id bufferID;
3699    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3700    sp<ABuffer> buffer;
3701    int32_t err = OK;
3702    bool eos = false;
3703    PortMode mode = getPortMode(kPortIndexInput);
3704
3705    if (!msg->findBuffer("buffer", &buffer)) {
3706        /* these are unfilled buffers returned by client */
3707        CHECK(msg->findInt32("err", &err));
3708
3709        if (err == OK) {
3710            /* buffers with no errors are returned on MediaCodec.flush */
3711            mode = KEEP_BUFFERS;
3712        } else {
3713            ALOGV("[%s] saw error %d instead of an input buffer",
3714                 mCodec->mComponentName.c_str(), err);
3715            eos = true;
3716        }
3717
3718        buffer.clear();
3719    }
3720
3721    int32_t tmp;
3722    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
3723        eos = true;
3724        err = ERROR_END_OF_STREAM;
3725    }
3726
3727    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
3728    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
3729
3730    info->mStatus = BufferInfo::OWNED_BY_US;
3731
3732    switch (mode) {
3733        case KEEP_BUFFERS:
3734        {
3735            if (eos) {
3736                if (!mCodec->mPortEOS[kPortIndexInput]) {
3737                    mCodec->mPortEOS[kPortIndexInput] = true;
3738                    mCodec->mInputEOSResult = err;
3739                }
3740            }
3741            break;
3742        }
3743
3744        case RESUBMIT_BUFFERS:
3745        {
3746            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
3747                int64_t timeUs;
3748                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
3749
3750                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3751
3752                int32_t isCSD;
3753                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
3754                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
3755                }
3756
3757                if (eos) {
3758                    flags |= OMX_BUFFERFLAG_EOS;
3759                }
3760
3761                if (buffer != info->mData) {
3762                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
3763                         mCodec->mComponentName.c_str(),
3764                         bufferID,
3765                         buffer.get(), info->mData.get());
3766
3767                    CHECK_LE(buffer->size(), info->mData->capacity());
3768                    memcpy(info->mData->data(), buffer->data(), buffer->size());
3769                }
3770
3771                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
3772                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
3773                         mCodec->mComponentName.c_str(), bufferID);
3774                } else if (flags & OMX_BUFFERFLAG_EOS) {
3775                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
3776                         mCodec->mComponentName.c_str(), bufferID);
3777                } else {
3778#if TRACK_BUFFER_TIMING
3779                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
3780                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3781#else
3782                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
3783                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3784#endif
3785                }
3786
3787#if TRACK_BUFFER_TIMING
3788                ACodec::BufferStats stats;
3789                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
3790                stats.mFillBufferDoneTimeUs = -1ll;
3791                mCodec->mBufferStats.add(timeUs, stats);
3792#endif
3793
3794                if (mCodec->mStoreMetaDataInOutputBuffers) {
3795                    // try to submit an output buffer for each input buffer
3796                    PortMode outputMode = getPortMode(kPortIndexOutput);
3797
3798                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
3799                            mCodec->mMetaDataBuffersToSubmit,
3800                            (outputMode == FREE_BUFFERS ? "FREE" :
3801                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
3802                    if (outputMode == RESUBMIT_BUFFERS) {
3803                        CHECK_EQ(mCodec->submitOutputMetaDataBuffer(),
3804                                (status_t)OK);
3805                    }
3806                }
3807
3808                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3809                            mCodec->mNode,
3810                            bufferID,
3811                            0,
3812                            buffer->size(),
3813                            flags,
3814                            timeUs),
3815                         (status_t)OK);
3816
3817                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3818
3819                if (!eos) {
3820                    getMoreInputDataIfPossible();
3821                } else {
3822                    ALOGV("[%s] Signalled EOS on the input port",
3823                         mCodec->mComponentName.c_str());
3824
3825                    mCodec->mPortEOS[kPortIndexInput] = true;
3826                    mCodec->mInputEOSResult = err;
3827                }
3828            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
3829                if (err != ERROR_END_OF_STREAM) {
3830                    ALOGV("[%s] Signalling EOS on the input port "
3831                         "due to error %d",
3832                         mCodec->mComponentName.c_str(), err);
3833                } else {
3834                    ALOGV("[%s] Signalling EOS on the input port",
3835                         mCodec->mComponentName.c_str());
3836                }
3837
3838                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
3839                     mCodec->mComponentName.c_str(), bufferID);
3840
3841                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3842                            mCodec->mNode,
3843                            bufferID,
3844                            0,
3845                            0,
3846                            OMX_BUFFERFLAG_EOS,
3847                            0),
3848                         (status_t)OK);
3849
3850                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3851
3852                mCodec->mPortEOS[kPortIndexInput] = true;
3853                mCodec->mInputEOSResult = err;
3854            }
3855            break;
3856        }
3857
3858        default:
3859            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3860            break;
3861    }
3862}
3863
3864void ACodec::BaseState::getMoreInputDataIfPossible() {
3865    if (mCodec->mPortEOS[kPortIndexInput]) {
3866        return;
3867    }
3868
3869    BufferInfo *eligible = NULL;
3870
3871    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
3872        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
3873
3874#if 0
3875        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
3876            // There's already a "read" pending.
3877            return;
3878        }
3879#endif
3880
3881        if (info->mStatus == BufferInfo::OWNED_BY_US) {
3882            eligible = info;
3883        }
3884    }
3885
3886    if (eligible == NULL) {
3887        return;
3888    }
3889
3890    postFillThisBuffer(eligible);
3891}
3892
3893bool ACodec::BaseState::onOMXFillBufferDone(
3894        IOMX::buffer_id bufferID,
3895        size_t rangeOffset, size_t rangeLength,
3896        OMX_U32 flags,
3897        int64_t timeUs) {
3898    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
3899         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
3900
3901    ssize_t index;
3902
3903#if TRACK_BUFFER_TIMING
3904    index = mCodec->mBufferStats.indexOfKey(timeUs);
3905    if (index >= 0) {
3906        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
3907        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
3908
3909        ALOGI("frame PTS %lld: %lld",
3910                timeUs,
3911                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
3912
3913        mCodec->mBufferStats.removeItemsAt(index);
3914        stats = NULL;
3915    }
3916#endif
3917
3918    BufferInfo *info =
3919        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3920
3921    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3922
3923    info->mDequeuedAt = ++mCodec->mDequeueCounter;
3924    info->mStatus = BufferInfo::OWNED_BY_US;
3925
3926    PortMode mode = getPortMode(kPortIndexOutput);
3927
3928    switch (mode) {
3929        case KEEP_BUFFERS:
3930            break;
3931
3932        case RESUBMIT_BUFFERS:
3933        {
3934            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
3935                ALOGV("[%s] calling fillBuffer %u",
3936                     mCodec->mComponentName.c_str(), info->mBufferID);
3937
3938                CHECK_EQ(mCodec->mOMX->fillBuffer(
3939                            mCodec->mNode, info->mBufferID),
3940                         (status_t)OK);
3941
3942                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3943                break;
3944            }
3945
3946            sp<AMessage> reply =
3947                new AMessage(kWhatOutputBufferDrained, mCodec->id());
3948
3949            if (!mCodec->mSentFormat && rangeLength > 0) {
3950                mCodec->sendFormatChange(reply);
3951            }
3952
3953            if (mCodec->mUseMetadataOnEncoderOutput) {
3954                native_handle_t* handle =
3955                        *(native_handle_t**)(info->mData->data() + 4);
3956                info->mData->meta()->setPointer("handle", handle);
3957                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
3958                info->mData->meta()->setInt32("rangeLength", rangeLength);
3959            } else {
3960                info->mData->setRange(rangeOffset, rangeLength);
3961            }
3962#if 0
3963            if (mCodec->mNativeWindow == NULL) {
3964                if (IsIDR(info->mData)) {
3965                    ALOGI("IDR frame");
3966                }
3967            }
3968#endif
3969
3970            if (mCodec->mSkipCutBuffer != NULL) {
3971                mCodec->mSkipCutBuffer->submit(info->mData);
3972            }
3973            info->mData->meta()->setInt64("timeUs", timeUs);
3974
3975            sp<AMessage> notify = mCodec->mNotify->dup();
3976            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
3977            notify->setInt32("buffer-id", info->mBufferID);
3978            notify->setBuffer("buffer", info->mData);
3979            notify->setInt32("flags", flags);
3980
3981            reply->setInt32("buffer-id", info->mBufferID);
3982
3983            notify->setMessage("reply", reply);
3984
3985            notify->post();
3986
3987            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
3988
3989            if (flags & OMX_BUFFERFLAG_EOS) {
3990                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
3991
3992                sp<AMessage> notify = mCodec->mNotify->dup();
3993                notify->setInt32("what", CodecBase::kWhatEOS);
3994                notify->setInt32("err", mCodec->mInputEOSResult);
3995                notify->post();
3996
3997                mCodec->mPortEOS[kPortIndexOutput] = true;
3998            }
3999            break;
4000        }
4001
4002        default:
4003        {
4004            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4005
4006            CHECK_EQ((status_t)OK,
4007                     mCodec->freeBuffer(kPortIndexOutput, index));
4008            break;
4009        }
4010    }
4011
4012    return true;
4013}
4014
4015void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
4016    IOMX::buffer_id bufferID;
4017    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
4018    ssize_t index;
4019    BufferInfo *info =
4020        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4021    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
4022
4023    android_native_rect_t crop;
4024    if (msg->findRect("crop",
4025            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
4026        CHECK_EQ(0, native_window_set_crop(
4027                mCodec->mNativeWindow.get(), &crop));
4028    }
4029
4030    int32_t render;
4031    if (mCodec->mNativeWindow != NULL
4032            && msg->findInt32("render", &render) && render != 0
4033            && info->mData != NULL && info->mData->size() != 0) {
4034        ATRACE_NAME("render");
4035        // The client wants this buffer to be rendered.
4036
4037        int64_t timestampNs = 0;
4038        if (!msg->findInt64("timestampNs", &timestampNs)) {
4039            // TODO: it seems like we should use the timestamp
4040            // in the (media)buffer as it potentially came from
4041            // an input surface, but we did not propagate it prior to
4042            // API 20.  Perhaps check for target SDK version.
4043#if 0
4044            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
4045                ALOGV("using buffer PTS of %" PRId64, timestampNs);
4046                timestampNs *= 1000;
4047            }
4048#endif
4049        }
4050
4051        status_t err;
4052        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
4053        if (err != OK) {
4054            ALOGW("failed to set buffer timestamp: %d", err);
4055        }
4056
4057        if ((err = mCodec->mNativeWindow->queueBuffer(
4058                    mCodec->mNativeWindow.get(),
4059                    info->mGraphicBuffer.get(), -1)) == OK) {
4060            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
4061        } else {
4062            mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4063            info->mStatus = BufferInfo::OWNED_BY_US;
4064        }
4065    } else {
4066        if (mCodec->mNativeWindow != NULL &&
4067            (info->mData == NULL || info->mData->size() != 0)) {
4068            ATRACE_NAME("frame-drop");
4069        }
4070        info->mStatus = BufferInfo::OWNED_BY_US;
4071    }
4072
4073    PortMode mode = getPortMode(kPortIndexOutput);
4074
4075    switch (mode) {
4076        case KEEP_BUFFERS:
4077        {
4078            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
4079
4080            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4081                // We cannot resubmit the buffer we just rendered, dequeue
4082                // the spare instead.
4083
4084                info = mCodec->dequeueBufferFromNativeWindow();
4085            }
4086            break;
4087        }
4088
4089        case RESUBMIT_BUFFERS:
4090        {
4091            if (!mCodec->mPortEOS[kPortIndexOutput]) {
4092                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4093                    // We cannot resubmit the buffer we just rendered, dequeue
4094                    // the spare instead.
4095
4096                    info = mCodec->dequeueBufferFromNativeWindow();
4097                }
4098
4099                if (info != NULL) {
4100                    ALOGV("[%s] calling fillBuffer %u",
4101                         mCodec->mComponentName.c_str(), info->mBufferID);
4102
4103                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4104                             (status_t)OK);
4105
4106                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4107                }
4108            }
4109            break;
4110        }
4111
4112        default:
4113        {
4114            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4115
4116            CHECK_EQ((status_t)OK,
4117                     mCodec->freeBuffer(kPortIndexOutput, index));
4118            break;
4119        }
4120    }
4121}
4122
4123////////////////////////////////////////////////////////////////////////////////
4124
4125ACodec::UninitializedState::UninitializedState(ACodec *codec)
4126    : BaseState(codec) {
4127}
4128
4129void ACodec::UninitializedState::stateEntered() {
4130    ALOGV("Now uninitialized");
4131
4132    if (mDeathNotifier != NULL) {
4133        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
4134        mDeathNotifier.clear();
4135    }
4136
4137    mCodec->mNativeWindow.clear();
4138    mCodec->mNode = NULL;
4139    mCodec->mOMX.clear();
4140    mCodec->mQuirks = 0;
4141    mCodec->mFlags = 0;
4142    mCodec->mUseMetadataOnEncoderOutput = 0;
4143    mCodec->mComponentName.clear();
4144}
4145
4146bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
4147    bool handled = false;
4148
4149    switch (msg->what()) {
4150        case ACodec::kWhatSetup:
4151        {
4152            onSetup(msg);
4153
4154            handled = true;
4155            break;
4156        }
4157
4158        case ACodec::kWhatAllocateComponent:
4159        {
4160            onAllocateComponent(msg);
4161            handled = true;
4162            break;
4163        }
4164
4165        case ACodec::kWhatShutdown:
4166        {
4167            int32_t keepComponentAllocated;
4168            CHECK(msg->findInt32(
4169                        "keepComponentAllocated", &keepComponentAllocated));
4170            ALOGW_IF(keepComponentAllocated,
4171                     "cannot keep component allocated on shutdown in Uninitialized state");
4172
4173            sp<AMessage> notify = mCodec->mNotify->dup();
4174            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4175            notify->post();
4176
4177            handled = true;
4178            break;
4179        }
4180
4181        case ACodec::kWhatFlush:
4182        {
4183            sp<AMessage> notify = mCodec->mNotify->dup();
4184            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4185            notify->post();
4186
4187            handled = true;
4188            break;
4189        }
4190
4191        default:
4192            return BaseState::onMessageReceived(msg);
4193    }
4194
4195    return handled;
4196}
4197
4198void ACodec::UninitializedState::onSetup(
4199        const sp<AMessage> &msg) {
4200    if (onAllocateComponent(msg)
4201            && mCodec->mLoadedState->onConfigureComponent(msg)) {
4202        mCodec->mLoadedState->onStart();
4203    }
4204}
4205
4206bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
4207    ALOGV("onAllocateComponent");
4208
4209    CHECK(mCodec->mNode == NULL);
4210
4211    OMXClient client;
4212    CHECK_EQ(client.connect(), (status_t)OK);
4213
4214    sp<IOMX> omx = client.interface();
4215
4216    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
4217
4218    mDeathNotifier = new DeathNotifier(notify);
4219    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
4220        // This was a local binder, if it dies so do we, we won't care
4221        // about any notifications in the afterlife.
4222        mDeathNotifier.clear();
4223    }
4224
4225    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4226
4227    AString mime;
4228
4229    AString componentName;
4230    uint32_t quirks = 0;
4231    int32_t encoder = false;
4232    if (msg->findString("componentName", &componentName)) {
4233        ssize_t index = matchingCodecs.add();
4234        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
4235        entry->mName = String8(componentName.c_str());
4236
4237        if (!OMXCodec::findCodecQuirks(
4238                    componentName.c_str(), &entry->mQuirks)) {
4239            entry->mQuirks = 0;
4240        }
4241    } else {
4242        CHECK(msg->findString("mime", &mime));
4243
4244        if (!msg->findInt32("encoder", &encoder)) {
4245            encoder = false;
4246        }
4247
4248        OMXCodec::findMatchingCodecs(
4249                mime.c_str(),
4250                encoder, // createEncoder
4251                NULL,  // matchComponentName
4252                0,     // flags
4253                &matchingCodecs);
4254    }
4255
4256    sp<CodecObserver> observer = new CodecObserver;
4257    IOMX::node_id node = NULL;
4258
4259    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
4260            ++matchIndex) {
4261        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
4262        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
4263
4264        pid_t tid = androidGetTid();
4265        int prevPriority = androidGetThreadPriority(tid);
4266        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
4267        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
4268        androidSetThreadPriority(tid, prevPriority);
4269
4270        if (err == OK) {
4271            break;
4272        } else {
4273            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
4274        }
4275
4276        node = NULL;
4277    }
4278
4279    if (node == NULL) {
4280        if (!mime.empty()) {
4281            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4282                    encoder ? "en" : "de", mime.c_str());
4283        } else {
4284            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4285        }
4286
4287        mCodec->signalError(OMX_ErrorComponentNotFound);
4288        return false;
4289    }
4290
4291    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4292    observer->setNotificationMessage(notify);
4293
4294    mCodec->mComponentName = componentName;
4295    mCodec->mFlags = 0;
4296
4297    if (componentName.endsWith(".secure")) {
4298        mCodec->mFlags |= kFlagIsSecure;
4299        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4300    }
4301
4302    mCodec->mQuirks = quirks;
4303    mCodec->mOMX = omx;
4304    mCodec->mNode = node;
4305
4306    {
4307        sp<AMessage> notify = mCodec->mNotify->dup();
4308        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4309        notify->setString("componentName", mCodec->mComponentName.c_str());
4310        notify->post();
4311    }
4312
4313    mCodec->changeState(mCodec->mLoadedState);
4314
4315    return true;
4316}
4317
4318////////////////////////////////////////////////////////////////////////////////
4319
4320ACodec::LoadedState::LoadedState(ACodec *codec)
4321    : BaseState(codec) {
4322}
4323
4324void ACodec::LoadedState::stateEntered() {
4325    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4326
4327    mCodec->mPortEOS[kPortIndexInput] =
4328        mCodec->mPortEOS[kPortIndexOutput] = false;
4329
4330    mCodec->mInputEOSResult = OK;
4331
4332    mCodec->mDequeueCounter = 0;
4333    mCodec->mMetaDataBuffersToSubmit = 0;
4334    mCodec->mRepeatFrameDelayUs = -1ll;
4335    mCodec->mInputFormat.clear();
4336    mCodec->mOutputFormat.clear();
4337
4338    if (mCodec->mShutdownInProgress) {
4339        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4340
4341        mCodec->mShutdownInProgress = false;
4342        mCodec->mKeepComponentAllocated = false;
4343
4344        onShutdown(keepComponentAllocated);
4345    }
4346    mCodec->mExplicitShutdown = false;
4347}
4348
4349void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4350    if (!keepComponentAllocated) {
4351        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4352
4353        mCodec->changeState(mCodec->mUninitializedState);
4354    }
4355
4356    if (mCodec->mExplicitShutdown) {
4357        sp<AMessage> notify = mCodec->mNotify->dup();
4358        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4359        notify->post();
4360        mCodec->mExplicitShutdown = false;
4361    }
4362}
4363
4364bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4365    bool handled = false;
4366
4367    switch (msg->what()) {
4368        case ACodec::kWhatConfigureComponent:
4369        {
4370            onConfigureComponent(msg);
4371            handled = true;
4372            break;
4373        }
4374
4375        case ACodec::kWhatCreateInputSurface:
4376        {
4377            onCreateInputSurface(msg);
4378            handled = true;
4379            break;
4380        }
4381
4382        case ACodec::kWhatStart:
4383        {
4384            onStart();
4385            handled = true;
4386            break;
4387        }
4388
4389        case ACodec::kWhatShutdown:
4390        {
4391            int32_t keepComponentAllocated;
4392            CHECK(msg->findInt32(
4393                        "keepComponentAllocated", &keepComponentAllocated));
4394
4395            mCodec->mExplicitShutdown = true;
4396            onShutdown(keepComponentAllocated);
4397
4398            handled = true;
4399            break;
4400        }
4401
4402        case ACodec::kWhatFlush:
4403        {
4404            sp<AMessage> notify = mCodec->mNotify->dup();
4405            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4406            notify->post();
4407
4408            handled = true;
4409            break;
4410        }
4411
4412        default:
4413            return BaseState::onMessageReceived(msg);
4414    }
4415
4416    return handled;
4417}
4418
4419bool ACodec::LoadedState::onConfigureComponent(
4420        const sp<AMessage> &msg) {
4421    ALOGV("onConfigureComponent");
4422
4423    CHECK(mCodec->mNode != NULL);
4424
4425    AString mime;
4426    CHECK(msg->findString("mime", &mime));
4427
4428    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4429
4430    if (err != OK) {
4431        ALOGE("[%s] configureCodec returning error %d",
4432              mCodec->mComponentName.c_str(), err);
4433
4434        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4435        return false;
4436    }
4437
4438    sp<RefBase> obj;
4439    if (msg->findObject("native-window", &obj)
4440            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4441        sp<NativeWindowWrapper> nativeWindow(
4442                static_cast<NativeWindowWrapper *>(obj.get()));
4443        CHECK(nativeWindow != NULL);
4444        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4445
4446        native_window_set_scaling_mode(
4447                mCodec->mNativeWindow.get(),
4448                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4449    }
4450    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4451
4452    {
4453        sp<AMessage> notify = mCodec->mNotify->dup();
4454        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4455        notify->setMessage("input-format", mCodec->mInputFormat);
4456        notify->setMessage("output-format", mCodec->mOutputFormat);
4457        notify->post();
4458    }
4459
4460    return true;
4461}
4462
4463void ACodec::LoadedState::onCreateInputSurface(
4464        const sp<AMessage> & /* msg */) {
4465    ALOGV("onCreateInputSurface");
4466
4467    sp<AMessage> notify = mCodec->mNotify->dup();
4468    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4469
4470    sp<IGraphicBufferProducer> bufferProducer;
4471    status_t err;
4472
4473    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4474            &bufferProducer);
4475
4476    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4477        err = mCodec->mOMX->setInternalOption(
4478                mCodec->mNode,
4479                kPortIndexInput,
4480                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4481                &mCodec->mRepeatFrameDelayUs,
4482                sizeof(mCodec->mRepeatFrameDelayUs));
4483
4484        if (err != OK) {
4485            ALOGE("[%s] Unable to configure option to repeat previous "
4486                  "frames (err %d)",
4487                  mCodec->mComponentName.c_str(),
4488                  err);
4489        }
4490    }
4491
4492    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4493        err = mCodec->mOMX->setInternalOption(
4494                mCodec->mNode,
4495                kPortIndexInput,
4496                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4497                &mCodec->mMaxPtsGapUs,
4498                sizeof(mCodec->mMaxPtsGapUs));
4499
4500        if (err != OK) {
4501            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4502                    mCodec->mComponentName.c_str(),
4503                    err);
4504        }
4505    }
4506
4507    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4508            && mCodec->mTimePerFrameUs > 0ll) {
4509        int64_t timeLapse[2];
4510        timeLapse[0] = mCodec->mTimePerFrameUs;
4511        timeLapse[1] = mCodec->mTimePerCaptureUs;
4512        err = mCodec->mOMX->setInternalOption(
4513                mCodec->mNode,
4514                kPortIndexInput,
4515                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4516                &timeLapse[0],
4517                sizeof(timeLapse));
4518
4519        if (err != OK) {
4520            ALOGE("[%s] Unable to configure time lapse (err %d)",
4521                    mCodec->mComponentName.c_str(),
4522                    err);
4523        }
4524    }
4525
4526    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4527        bool suspend = true;
4528        err = mCodec->mOMX->setInternalOption(
4529                mCodec->mNode,
4530                kPortIndexInput,
4531                IOMX::INTERNAL_OPTION_SUSPEND,
4532                &suspend,
4533                sizeof(suspend));
4534
4535        if (err != OK) {
4536            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4537                  mCodec->mComponentName.c_str(),
4538                  err);
4539        }
4540    }
4541
4542    if (err == OK) {
4543        notify->setObject("input-surface",
4544                new BufferProducerWrapper(bufferProducer));
4545    } else {
4546        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4547        // the error through because it's in the "configured" state.  We
4548        // send a kWhatInputSurfaceCreated with an error value instead.
4549        ALOGE("[%s] onCreateInputSurface returning error %d",
4550                mCodec->mComponentName.c_str(), err);
4551        notify->setInt32("err", err);
4552    }
4553    notify->post();
4554}
4555
4556void ACodec::LoadedState::onStart() {
4557    ALOGV("onStart");
4558
4559    CHECK_EQ(mCodec->mOMX->sendCommand(
4560                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4561             (status_t)OK);
4562
4563    mCodec->changeState(mCodec->mLoadedToIdleState);
4564}
4565
4566////////////////////////////////////////////////////////////////////////////////
4567
4568ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
4569    : BaseState(codec) {
4570}
4571
4572void ACodec::LoadedToIdleState::stateEntered() {
4573    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
4574
4575    status_t err;
4576    if ((err = allocateBuffers()) != OK) {
4577        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
4578             "(error 0x%08x)",
4579             err);
4580
4581        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4582
4583        mCodec->changeState(mCodec->mLoadedState);
4584    }
4585}
4586
4587status_t ACodec::LoadedToIdleState::allocateBuffers() {
4588    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
4589
4590    if (err != OK) {
4591        return err;
4592    }
4593
4594    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
4595}
4596
4597bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4598    switch (msg->what()) {
4599        case kWhatSetParameters:
4600        case kWhatShutdown:
4601        {
4602            mCodec->deferMessage(msg);
4603            return true;
4604        }
4605
4606        case kWhatSignalEndOfInputStream:
4607        {
4608            mCodec->onSignalEndOfInputStream();
4609            return true;
4610        }
4611
4612        case kWhatResume:
4613        {
4614            // We'll be active soon enough.
4615            return true;
4616        }
4617
4618        case kWhatFlush:
4619        {
4620            // We haven't even started yet, so we're flushed alright...
4621            sp<AMessage> notify = mCodec->mNotify->dup();
4622            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4623            notify->post();
4624            return true;
4625        }
4626
4627        default:
4628            return BaseState::onMessageReceived(msg);
4629    }
4630}
4631
4632bool ACodec::LoadedToIdleState::onOMXEvent(
4633        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4634    switch (event) {
4635        case OMX_EventCmdComplete:
4636        {
4637            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4638            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4639
4640            CHECK_EQ(mCodec->mOMX->sendCommand(
4641                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
4642                     (status_t)OK);
4643
4644            mCodec->changeState(mCodec->mIdleToExecutingState);
4645
4646            return true;
4647        }
4648
4649        default:
4650            return BaseState::onOMXEvent(event, data1, data2);
4651    }
4652}
4653
4654////////////////////////////////////////////////////////////////////////////////
4655
4656ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
4657    : BaseState(codec) {
4658}
4659
4660void ACodec::IdleToExecutingState::stateEntered() {
4661    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
4662}
4663
4664bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4665    switch (msg->what()) {
4666        case kWhatSetParameters:
4667        case kWhatShutdown:
4668        {
4669            mCodec->deferMessage(msg);
4670            return true;
4671        }
4672
4673        case kWhatResume:
4674        {
4675            // We'll be active soon enough.
4676            return true;
4677        }
4678
4679        case kWhatFlush:
4680        {
4681            // We haven't even started yet, so we're flushed alright...
4682            sp<AMessage> notify = mCodec->mNotify->dup();
4683            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4684            notify->post();
4685
4686            return true;
4687        }
4688
4689        case kWhatSignalEndOfInputStream:
4690        {
4691            mCodec->onSignalEndOfInputStream();
4692            return true;
4693        }
4694
4695        default:
4696            return BaseState::onMessageReceived(msg);
4697    }
4698}
4699
4700bool ACodec::IdleToExecutingState::onOMXEvent(
4701        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4702    switch (event) {
4703        case OMX_EventCmdComplete:
4704        {
4705            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4706            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
4707
4708            mCodec->mExecutingState->resume();
4709            mCodec->changeState(mCodec->mExecutingState);
4710
4711            return true;
4712        }
4713
4714        default:
4715            return BaseState::onOMXEvent(event, data1, data2);
4716    }
4717}
4718
4719////////////////////////////////////////////////////////////////////////////////
4720
4721ACodec::ExecutingState::ExecutingState(ACodec *codec)
4722    : BaseState(codec),
4723      mActive(false) {
4724}
4725
4726ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
4727        OMX_U32 /* portIndex */) {
4728    return RESUBMIT_BUFFERS;
4729}
4730
4731void ACodec::ExecutingState::submitOutputMetaBuffers() {
4732    // submit as many buffers as there are input buffers with the codec
4733    // in case we are in port reconfiguring
4734    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4735        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4736
4737        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
4738            if (mCodec->submitOutputMetaDataBuffer() != OK)
4739                break;
4740        }
4741    }
4742
4743    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4744    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4745}
4746
4747void ACodec::ExecutingState::submitRegularOutputBuffers() {
4748    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
4749        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
4750
4751        if (mCodec->mNativeWindow != NULL) {
4752            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
4753                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
4754
4755            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4756                continue;
4757            }
4758        } else {
4759            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
4760        }
4761
4762        ALOGV("[%s] calling fillBuffer %p",
4763             mCodec->mComponentName.c_str(), info->mBufferID);
4764
4765        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4766                 (status_t)OK);
4767
4768        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4769    }
4770}
4771
4772void ACodec::ExecutingState::submitOutputBuffers() {
4773    submitRegularOutputBuffers();
4774    if (mCodec->mStoreMetaDataInOutputBuffers) {
4775        submitOutputMetaBuffers();
4776    }
4777}
4778
4779void ACodec::ExecutingState::resume() {
4780    if (mActive) {
4781        ALOGV("[%s] We're already active, no need to resume.",
4782             mCodec->mComponentName.c_str());
4783
4784        return;
4785    }
4786
4787    submitOutputBuffers();
4788
4789    // Post all available input buffers
4790    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
4791    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
4792        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4793        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4794            postFillThisBuffer(info);
4795        }
4796    }
4797
4798    mActive = true;
4799}
4800
4801void ACodec::ExecutingState::stateEntered() {
4802    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
4803
4804    mCodec->processDeferredMessages();
4805}
4806
4807bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4808    bool handled = false;
4809
4810    switch (msg->what()) {
4811        case kWhatShutdown:
4812        {
4813            int32_t keepComponentAllocated;
4814            CHECK(msg->findInt32(
4815                        "keepComponentAllocated", &keepComponentAllocated));
4816
4817            mCodec->mShutdownInProgress = true;
4818            mCodec->mExplicitShutdown = true;
4819            mCodec->mKeepComponentAllocated = keepComponentAllocated;
4820
4821            mActive = false;
4822
4823            CHECK_EQ(mCodec->mOMX->sendCommand(
4824                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4825                     (status_t)OK);
4826
4827            mCodec->changeState(mCodec->mExecutingToIdleState);
4828
4829            handled = true;
4830            break;
4831        }
4832
4833        case kWhatFlush:
4834        {
4835            ALOGV("[%s] ExecutingState flushing now "
4836                 "(codec owns %d/%d input, %d/%d output).",
4837                    mCodec->mComponentName.c_str(),
4838                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
4839                    mCodec->mBuffers[kPortIndexInput].size(),
4840                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
4841                    mCodec->mBuffers[kPortIndexOutput].size());
4842
4843            mActive = false;
4844
4845            CHECK_EQ(mCodec->mOMX->sendCommand(
4846                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
4847                     (status_t)OK);
4848
4849            mCodec->changeState(mCodec->mFlushingState);
4850            handled = true;
4851            break;
4852        }
4853
4854        case kWhatResume:
4855        {
4856            resume();
4857
4858            handled = true;
4859            break;
4860        }
4861
4862        case kWhatRequestIDRFrame:
4863        {
4864            status_t err = mCodec->requestIDRFrame();
4865            if (err != OK) {
4866                ALOGW("Requesting an IDR frame failed.");
4867            }
4868
4869            handled = true;
4870            break;
4871        }
4872
4873        case kWhatSetParameters:
4874        {
4875            sp<AMessage> params;
4876            CHECK(msg->findMessage("params", &params));
4877
4878            status_t err = mCodec->setParameters(params);
4879
4880            sp<AMessage> reply;
4881            if (msg->findMessage("reply", &reply)) {
4882                reply->setInt32("err", err);
4883                reply->post();
4884            }
4885
4886            handled = true;
4887            break;
4888        }
4889
4890        case ACodec::kWhatSignalEndOfInputStream:
4891        {
4892            mCodec->onSignalEndOfInputStream();
4893            handled = true;
4894            break;
4895        }
4896
4897        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4898        case kWhatSubmitOutputMetaDataBufferIfEOS:
4899        {
4900            if (mCodec->mPortEOS[kPortIndexInput] &&
4901                    !mCodec->mPortEOS[kPortIndexOutput]) {
4902                status_t err = mCodec->submitOutputMetaDataBuffer();
4903                if (err == OK) {
4904                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4905                }
4906            }
4907            return true;
4908        }
4909
4910        default:
4911            handled = BaseState::onMessageReceived(msg);
4912            break;
4913    }
4914
4915    return handled;
4916}
4917
4918status_t ACodec::setParameters(const sp<AMessage> &params) {
4919    int32_t videoBitrate;
4920    if (params->findInt32("video-bitrate", &videoBitrate)) {
4921        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
4922        InitOMXParams(&configParams);
4923        configParams.nPortIndex = kPortIndexOutput;
4924        configParams.nEncodeBitrate = videoBitrate;
4925
4926        status_t err = mOMX->setConfig(
4927                mNode,
4928                OMX_IndexConfigVideoBitrate,
4929                &configParams,
4930                sizeof(configParams));
4931
4932        if (err != OK) {
4933            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
4934                   videoBitrate, err);
4935
4936            return err;
4937        }
4938    }
4939
4940    int64_t skipFramesBeforeUs;
4941    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
4942        status_t err =
4943            mOMX->setInternalOption(
4944                     mNode,
4945                     kPortIndexInput,
4946                     IOMX::INTERNAL_OPTION_START_TIME,
4947                     &skipFramesBeforeUs,
4948                     sizeof(skipFramesBeforeUs));
4949
4950        if (err != OK) {
4951            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
4952            return err;
4953        }
4954    }
4955
4956    int32_t dropInputFrames;
4957    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
4958        bool suspend = dropInputFrames != 0;
4959
4960        status_t err =
4961            mOMX->setInternalOption(
4962                     mNode,
4963                     kPortIndexInput,
4964                     IOMX::INTERNAL_OPTION_SUSPEND,
4965                     &suspend,
4966                     sizeof(suspend));
4967
4968        if (err != OK) {
4969            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
4970            return err;
4971        }
4972    }
4973
4974    int32_t dummy;
4975    if (params->findInt32("request-sync", &dummy)) {
4976        status_t err = requestIDRFrame();
4977
4978        if (err != OK) {
4979            ALOGE("Requesting a sync frame failed w/ err %d", err);
4980            return err;
4981        }
4982    }
4983
4984    return OK;
4985}
4986
4987void ACodec::onSignalEndOfInputStream() {
4988    sp<AMessage> notify = mNotify->dup();
4989    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
4990
4991    status_t err = mOMX->signalEndOfInputStream(mNode);
4992    if (err != OK) {
4993        notify->setInt32("err", err);
4994    }
4995    notify->post();
4996}
4997
4998bool ACodec::ExecutingState::onOMXEvent(
4999        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5000    switch (event) {
5001        case OMX_EventPortSettingsChanged:
5002        {
5003            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
5004
5005            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
5006                mCodec->mMetaDataBuffersToSubmit = 0;
5007                CHECK_EQ(mCodec->mOMX->sendCommand(
5008                            mCodec->mNode,
5009                            OMX_CommandPortDisable, kPortIndexOutput),
5010                         (status_t)OK);
5011
5012                mCodec->freeOutputBuffersNotOwnedByComponent();
5013
5014                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
5015            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
5016                mCodec->mSentFormat = false;
5017            } else {
5018                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
5019                     mCodec->mComponentName.c_str(), data2);
5020            }
5021
5022            return true;
5023        }
5024
5025        case OMX_EventBufferFlag:
5026        {
5027            return true;
5028        }
5029
5030        default:
5031            return BaseState::onOMXEvent(event, data1, data2);
5032    }
5033}
5034
5035////////////////////////////////////////////////////////////////////////////////
5036
5037ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
5038        ACodec *codec)
5039    : BaseState(codec) {
5040}
5041
5042ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
5043        OMX_U32 portIndex) {
5044    if (portIndex == kPortIndexOutput) {
5045        return FREE_BUFFERS;
5046    }
5047
5048    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
5049
5050    return RESUBMIT_BUFFERS;
5051}
5052
5053bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
5054        const sp<AMessage> &msg) {
5055    bool handled = false;
5056
5057    switch (msg->what()) {
5058        case kWhatFlush:
5059        case kWhatShutdown:
5060        case kWhatResume:
5061        {
5062            if (msg->what() == kWhatResume) {
5063                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
5064            }
5065
5066            mCodec->deferMessage(msg);
5067            handled = true;
5068            break;
5069        }
5070
5071        default:
5072            handled = BaseState::onMessageReceived(msg);
5073            break;
5074    }
5075
5076    return handled;
5077}
5078
5079void ACodec::OutputPortSettingsChangedState::stateEntered() {
5080    ALOGV("[%s] Now handling output port settings change",
5081         mCodec->mComponentName.c_str());
5082}
5083
5084bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
5085        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5086    switch (event) {
5087        case OMX_EventCmdComplete:
5088        {
5089            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
5090                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5091
5092                ALOGV("[%s] Output port now disabled.",
5093                        mCodec->mComponentName.c_str());
5094
5095                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
5096                mCodec->mDealer[kPortIndexOutput].clear();
5097
5098                CHECK_EQ(mCodec->mOMX->sendCommand(
5099                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
5100                         (status_t)OK);
5101
5102                status_t err;
5103                if ((err = mCodec->allocateBuffersOnPort(
5104                                kPortIndexOutput)) != OK) {
5105                    ALOGE("Failed to allocate output port buffers after "
5106                         "port reconfiguration (error 0x%08x)",
5107                         err);
5108
5109                    mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
5110
5111                    // This is technically not correct, but appears to be
5112                    // the only way to free the component instance.
5113                    // Controlled transitioning from excecuting->idle
5114                    // and idle->loaded seem impossible probably because
5115                    // the output port never finishes re-enabling.
5116                    mCodec->mShutdownInProgress = true;
5117                    mCodec->mKeepComponentAllocated = false;
5118                    mCodec->changeState(mCodec->mLoadedState);
5119                }
5120
5121                return true;
5122            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
5123                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5124
5125                mCodec->mSentFormat = false;
5126
5127                ALOGV("[%s] Output port now reenabled.",
5128                        mCodec->mComponentName.c_str());
5129
5130                if (mCodec->mExecutingState->active()) {
5131                    mCodec->mExecutingState->submitOutputBuffers();
5132                }
5133
5134                mCodec->changeState(mCodec->mExecutingState);
5135
5136                return true;
5137            }
5138
5139            return false;
5140        }
5141
5142        default:
5143            return false;
5144    }
5145}
5146
5147////////////////////////////////////////////////////////////////////////////////
5148
5149ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
5150    : BaseState(codec),
5151      mComponentNowIdle(false) {
5152}
5153
5154bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
5155    bool handled = false;
5156
5157    switch (msg->what()) {
5158        case kWhatFlush:
5159        {
5160            // Don't send me a flush request if you previously wanted me
5161            // to shutdown.
5162            TRESPASS();
5163            break;
5164        }
5165
5166        case kWhatShutdown:
5167        {
5168            // We're already doing that...
5169
5170            handled = true;
5171            break;
5172        }
5173
5174        default:
5175            handled = BaseState::onMessageReceived(msg);
5176            break;
5177    }
5178
5179    return handled;
5180}
5181
5182void ACodec::ExecutingToIdleState::stateEntered() {
5183    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
5184
5185    mComponentNowIdle = false;
5186    mCodec->mSentFormat = false;
5187}
5188
5189bool ACodec::ExecutingToIdleState::onOMXEvent(
5190        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5191    switch (event) {
5192        case OMX_EventCmdComplete:
5193        {
5194            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5195            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
5196
5197            mComponentNowIdle = true;
5198
5199            changeStateIfWeOwnAllBuffers();
5200
5201            return true;
5202        }
5203
5204        case OMX_EventPortSettingsChanged:
5205        case OMX_EventBufferFlag:
5206        {
5207            // We're shutting down and don't care about this anymore.
5208            return true;
5209        }
5210
5211        default:
5212            return BaseState::onOMXEvent(event, data1, data2);
5213    }
5214}
5215
5216void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
5217    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
5218        CHECK_EQ(mCodec->mOMX->sendCommand(
5219                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
5220                 (status_t)OK);
5221
5222        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
5223        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
5224
5225        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
5226                && mCodec->mNativeWindow != NULL) {
5227            // We push enough 1x1 blank buffers to ensure that one of
5228            // them has made it to the display.  This allows the OMX
5229            // component teardown to zero out any protected buffers
5230            // without the risk of scanning out one of those buffers.
5231            mCodec->pushBlankBuffersToNativeWindow();
5232        }
5233
5234        mCodec->changeState(mCodec->mIdleToLoadedState);
5235    }
5236}
5237
5238void ACodec::ExecutingToIdleState::onInputBufferFilled(
5239        const sp<AMessage> &msg) {
5240    BaseState::onInputBufferFilled(msg);
5241
5242    changeStateIfWeOwnAllBuffers();
5243}
5244
5245void ACodec::ExecutingToIdleState::onOutputBufferDrained(
5246        const sp<AMessage> &msg) {
5247    BaseState::onOutputBufferDrained(msg);
5248
5249    changeStateIfWeOwnAllBuffers();
5250}
5251
5252////////////////////////////////////////////////////////////////////////////////
5253
5254ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
5255    : BaseState(codec) {
5256}
5257
5258bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
5259    bool handled = false;
5260
5261    switch (msg->what()) {
5262        case kWhatShutdown:
5263        {
5264            // We're already doing that...
5265
5266            handled = true;
5267            break;
5268        }
5269
5270        case kWhatFlush:
5271        {
5272            // Don't send me a flush request if you previously wanted me
5273            // to shutdown.
5274            TRESPASS();
5275            break;
5276        }
5277
5278        default:
5279            handled = BaseState::onMessageReceived(msg);
5280            break;
5281    }
5282
5283    return handled;
5284}
5285
5286void ACodec::IdleToLoadedState::stateEntered() {
5287    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5288}
5289
5290bool ACodec::IdleToLoadedState::onOMXEvent(
5291        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5292    switch (event) {
5293        case OMX_EventCmdComplete:
5294        {
5295            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5296            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5297
5298            mCodec->changeState(mCodec->mLoadedState);
5299
5300            return true;
5301        }
5302
5303        default:
5304            return BaseState::onOMXEvent(event, data1, data2);
5305    }
5306}
5307
5308////////////////////////////////////////////////////////////////////////////////
5309
5310ACodec::FlushingState::FlushingState(ACodec *codec)
5311    : BaseState(codec) {
5312}
5313
5314void ACodec::FlushingState::stateEntered() {
5315    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5316
5317    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5318}
5319
5320bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5321    bool handled = false;
5322
5323    switch (msg->what()) {
5324        case kWhatShutdown:
5325        {
5326            mCodec->deferMessage(msg);
5327            break;
5328        }
5329
5330        case kWhatFlush:
5331        {
5332            // We're already doing this right now.
5333            handled = true;
5334            break;
5335        }
5336
5337        default:
5338            handled = BaseState::onMessageReceived(msg);
5339            break;
5340    }
5341
5342    return handled;
5343}
5344
5345bool ACodec::FlushingState::onOMXEvent(
5346        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5347    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5348            mCodec->mComponentName.c_str(), event, data1);
5349
5350    switch (event) {
5351        case OMX_EventCmdComplete:
5352        {
5353            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5354
5355            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5356                CHECK(!mFlushComplete[data2]);
5357                mFlushComplete[data2] = true;
5358
5359                if (mFlushComplete[kPortIndexInput]
5360                        && mFlushComplete[kPortIndexOutput]) {
5361                    changeStateIfWeOwnAllBuffers();
5362                }
5363            } else {
5364                CHECK_EQ(data2, OMX_ALL);
5365                CHECK(mFlushComplete[kPortIndexInput]);
5366                CHECK(mFlushComplete[kPortIndexOutput]);
5367
5368                changeStateIfWeOwnAllBuffers();
5369            }
5370
5371            return true;
5372        }
5373
5374        case OMX_EventPortSettingsChanged:
5375        {
5376            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5377            msg->setInt32("type", omx_message::EVENT);
5378            msg->setInt32("node", mCodec->mNode);
5379            msg->setInt32("event", event);
5380            msg->setInt32("data1", data1);
5381            msg->setInt32("data2", data2);
5382
5383            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5384                 mCodec->mComponentName.c_str());
5385
5386            mCodec->deferMessage(msg);
5387
5388            return true;
5389        }
5390
5391        default:
5392            return BaseState::onOMXEvent(event, data1, data2);
5393    }
5394
5395    return true;
5396}
5397
5398void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5399    BaseState::onOutputBufferDrained(msg);
5400
5401    changeStateIfWeOwnAllBuffers();
5402}
5403
5404void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5405    BaseState::onInputBufferFilled(msg);
5406
5407    changeStateIfWeOwnAllBuffers();
5408}
5409
5410void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5411    if (mFlushComplete[kPortIndexInput]
5412            && mFlushComplete[kPortIndexOutput]
5413            && mCodec->allYourBuffersAreBelongToUs()) {
5414        // We now own all buffers except possibly those still queued with
5415        // the native window for rendering. Let's get those back as well.
5416        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5417
5418        sp<AMessage> notify = mCodec->mNotify->dup();
5419        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5420        notify->post();
5421
5422        mCodec->mPortEOS[kPortIndexInput] =
5423            mCodec->mPortEOS[kPortIndexOutput] = false;
5424
5425        mCodec->mInputEOSResult = OK;
5426
5427        if (mCodec->mSkipCutBuffer != NULL) {
5428            mCodec->mSkipCutBuffer->clear();
5429        }
5430
5431        mCodec->changeState(mCodec->mExecutingState);
5432    }
5433}
5434
5435}  // namespace android
5436