ACodec.cpp revision 96e92b58b7e9647b4c7c2f54b62a1b357ab06b66 
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        status_t error = cancelBufferToNativeWindow(info);
817        if (err == 0) {
818            err = error;
819        }
820    }
821
822    return err;
823}
824
825status_t ACodec::allocateOutputMetaDataBuffers() {
826    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
827    status_t err = configureOutputBuffersFromNativeWindow(
828            &bufferCount, &bufferSize, &minUndequeuedBuffers);
829    if (err != 0)
830        return err;
831    mNumUndequeuedBuffers = minUndequeuedBuffers;
832
833    ALOGV("[%s] Allocating %u meta buffers on output port",
834         mComponentName.c_str(), bufferCount);
835
836    size_t totalSize = bufferCount * 8;
837    mDealer[kPortIndexOutput] = new MemoryDealer(totalSize, "ACodec");
838
839    // Dequeue buffers and send them to OMX
840    for (OMX_U32 i = 0; i < bufferCount; i++) {
841        BufferInfo info;
842        info.mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
843        info.mGraphicBuffer = NULL;
844        info.mDequeuedAt = mDequeueCounter;
845
846        sp<IMemory> mem = mDealer[kPortIndexOutput]->allocate(
847                sizeof(struct VideoDecoderOutputMetaData));
848        CHECK(mem.get() != NULL);
849        info.mData = new ABuffer(mem->pointer(), mem->size());
850
851        // we use useBuffer for metadata regardless of quirks
852        err = mOMX->useBuffer(
853                mNode, kPortIndexOutput, mem, &info.mBufferID);
854
855        mBuffers[kPortIndexOutput].push(info);
856
857        ALOGV("[%s] allocated meta buffer with ID %u (pointer = %p)",
858             mComponentName.c_str(), info.mBufferID, mem->pointer());
859    }
860
861    mMetaDataBuffersToSubmit = bufferCount - minUndequeuedBuffers;
862    return err;
863}
864
865status_t ACodec::submitOutputMetaDataBuffer() {
866    CHECK(mStoreMetaDataInOutputBuffers);
867    if (mMetaDataBuffersToSubmit == 0)
868        return OK;
869
870    BufferInfo *info = dequeueBufferFromNativeWindow();
871    if (info == NULL)
872        return ERROR_IO;
873
874    ALOGV("[%s] submitting output meta buffer ID %u for graphic buffer %p",
875          mComponentName.c_str(), info->mBufferID, info->mGraphicBuffer.get());
876
877    --mMetaDataBuffersToSubmit;
878    CHECK_EQ(mOMX->fillBuffer(mNode, info->mBufferID),
879             (status_t)OK);
880
881    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
882    return OK;
883}
884
885status_t ACodec::cancelBufferToNativeWindow(BufferInfo *info) {
886    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
887
888    ALOGV("[%s] Calling cancelBuffer on buffer %u",
889         mComponentName.c_str(), info->mBufferID);
890
891    int err = mNativeWindow->cancelBuffer(
892        mNativeWindow.get(), info->mGraphicBuffer.get(), -1);
893
894    ALOGW_IF(err != 0, "[%s] can not return buffer %u to native window",
895            mComponentName.c_str(), info->mBufferID);
896
897    info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
898
899    return err;
900}
901
902ACodec::BufferInfo *ACodec::dequeueBufferFromNativeWindow() {
903    ANativeWindowBuffer *buf;
904    int fenceFd = -1;
905    CHECK(mNativeWindow.get() != NULL);
906    if (native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf) != 0) {
907        ALOGE("dequeueBuffer failed.");
908        return NULL;
909    }
910
911    BufferInfo *oldest = NULL;
912    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
913        BufferInfo *info =
914            &mBuffers[kPortIndexOutput].editItemAt(i);
915
916        if (info->mGraphicBuffer != NULL &&
917            info->mGraphicBuffer->handle == buf->handle) {
918            CHECK_EQ((int)info->mStatus,
919                     (int)BufferInfo::OWNED_BY_NATIVE_WINDOW);
920
921            info->mStatus = BufferInfo::OWNED_BY_US;
922
923            return info;
924        }
925
926        if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW &&
927            (oldest == NULL ||
928             // avoid potential issues from counter rolling over
929             mDequeueCounter - info->mDequeuedAt >
930                    mDequeueCounter - oldest->mDequeuedAt)) {
931            oldest = info;
932        }
933    }
934
935    if (oldest) {
936        CHECK(mStoreMetaDataInOutputBuffers);
937
938        // discard buffer in LRU info and replace with new buffer
939        oldest->mGraphicBuffer = new GraphicBuffer(buf, false);
940        oldest->mStatus = BufferInfo::OWNED_BY_US;
941
942        mOMX->updateGraphicBufferInMeta(
943                mNode, kPortIndexOutput, oldest->mGraphicBuffer,
944                oldest->mBufferID);
945
946        VideoDecoderOutputMetaData *metaData =
947            reinterpret_cast<VideoDecoderOutputMetaData *>(
948                    oldest->mData->base());
949        CHECK_EQ(metaData->eType, kMetadataBufferTypeGrallocSource);
950
951        ALOGV("replaced oldest buffer #%u with age %u (%p/%p stored in %p)",
952                oldest - &mBuffers[kPortIndexOutput][0],
953                mDequeueCounter - oldest->mDequeuedAt,
954                metaData->pHandle,
955                oldest->mGraphicBuffer->handle, oldest->mData->base());
956
957        return oldest;
958    }
959
960    TRESPASS();
961
962    return NULL;
963}
964
965status_t ACodec::freeBuffersOnPort(OMX_U32 portIndex) {
966    for (size_t i = mBuffers[portIndex].size(); i-- > 0;) {
967        CHECK_EQ((status_t)OK, freeBuffer(portIndex, i));
968    }
969
970    mDealer[portIndex].clear();
971
972    return OK;
973}
974
975status_t ACodec::freeOutputBuffersNotOwnedByComponent() {
976    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
977        BufferInfo *info =
978            &mBuffers[kPortIndexOutput].editItemAt(i);
979
980        // At this time some buffers may still be with the component
981        // or being drained.
982        if (info->mStatus != BufferInfo::OWNED_BY_COMPONENT &&
983            info->mStatus != BufferInfo::OWNED_BY_DOWNSTREAM) {
984            CHECK_EQ((status_t)OK, freeBuffer(kPortIndexOutput, i));
985        }
986    }
987
988    return OK;
989}
990
991status_t ACodec::freeBuffer(OMX_U32 portIndex, size_t i) {
992    BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
993
994    CHECK(info->mStatus == BufferInfo::OWNED_BY_US
995            || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
996
997    if (portIndex == kPortIndexOutput && mNativeWindow != NULL
998            && info->mStatus == BufferInfo::OWNED_BY_US) {
999        cancelBufferToNativeWindow(info);
1000    }
1001
1002    CHECK_EQ(mOMX->freeBuffer(
1003                mNode, portIndex, info->mBufferID),
1004             (status_t)OK);
1005
1006    mBuffers[portIndex].removeAt(i);
1007
1008    return OK;
1009}
1010
1011ACodec::BufferInfo *ACodec::findBufferByID(
1012        uint32_t portIndex, IOMX::buffer_id bufferID,
1013        ssize_t *index) {
1014    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
1015        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
1016
1017        if (info->mBufferID == bufferID) {
1018            if (index != NULL) {
1019                *index = i;
1020            }
1021            return info;
1022        }
1023    }
1024
1025    TRESPASS();
1026
1027    return NULL;
1028}
1029
1030status_t ACodec::setComponentRole(
1031        bool isEncoder, const char *mime) {
1032    struct MimeToRole {
1033        const char *mime;
1034        const char *decoderRole;
1035        const char *encoderRole;
1036    };
1037
1038    static const MimeToRole kMimeToRole[] = {
1039        { MEDIA_MIMETYPE_AUDIO_MPEG,
1040            "audio_decoder.mp3", "audio_encoder.mp3" },
1041        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1042            "audio_decoder.mp1", "audio_encoder.mp1" },
1043        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1044            "audio_decoder.mp2", "audio_encoder.mp2" },
1045        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1046            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1047        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1048            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1049        { MEDIA_MIMETYPE_AUDIO_AAC,
1050            "audio_decoder.aac", "audio_encoder.aac" },
1051        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1052            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1053        { MEDIA_MIMETYPE_AUDIO_OPUS,
1054            "audio_decoder.opus", "audio_encoder.opus" },
1055        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1056            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1057        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1058            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1059        { MEDIA_MIMETYPE_VIDEO_AVC,
1060            "video_decoder.avc", "video_encoder.avc" },
1061        { MEDIA_MIMETYPE_VIDEO_HEVC,
1062            "video_decoder.hevc", "video_encoder.hevc" },
1063        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1064            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1065        { MEDIA_MIMETYPE_VIDEO_H263,
1066            "video_decoder.h263", "video_encoder.h263" },
1067        { MEDIA_MIMETYPE_VIDEO_VP8,
1068            "video_decoder.vp8", "video_encoder.vp8" },
1069        { MEDIA_MIMETYPE_VIDEO_VP9,
1070            "video_decoder.vp9", "video_encoder.vp9" },
1071        { MEDIA_MIMETYPE_AUDIO_RAW,
1072            "audio_decoder.raw", "audio_encoder.raw" },
1073        { MEDIA_MIMETYPE_AUDIO_FLAC,
1074            "audio_decoder.flac", "audio_encoder.flac" },
1075        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1076            "audio_decoder.gsm", "audio_encoder.gsm" },
1077        { MEDIA_MIMETYPE_VIDEO_MPEG2,
1078            "video_decoder.mpeg2", "video_encoder.mpeg2" },
1079        { MEDIA_MIMETYPE_AUDIO_AC3,
1080            "audio_decoder.ac3", "audio_encoder.ac3" },
1081    };
1082
1083    static const size_t kNumMimeToRole =
1084        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1085
1086    size_t i;
1087    for (i = 0; i < kNumMimeToRole; ++i) {
1088        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1089            break;
1090        }
1091    }
1092
1093    if (i == kNumMimeToRole) {
1094        return ERROR_UNSUPPORTED;
1095    }
1096
1097    const char *role =
1098        isEncoder ? kMimeToRole[i].encoderRole
1099                  : kMimeToRole[i].decoderRole;
1100
1101    if (role != NULL) {
1102        OMX_PARAM_COMPONENTROLETYPE roleParams;
1103        InitOMXParams(&roleParams);
1104
1105        strncpy((char *)roleParams.cRole,
1106                role, OMX_MAX_STRINGNAME_SIZE - 1);
1107
1108        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1109
1110        status_t err = mOMX->setParameter(
1111                mNode, OMX_IndexParamStandardComponentRole,
1112                &roleParams, sizeof(roleParams));
1113
1114        if (err != OK) {
1115            ALOGW("[%s] Failed to set standard component role '%s'.",
1116                 mComponentName.c_str(), role);
1117
1118            return err;
1119        }
1120    }
1121
1122    return OK;
1123}
1124
1125status_t ACodec::configureCodec(
1126        const char *mime, const sp<AMessage> &msg) {
1127    int32_t encoder;
1128    if (!msg->findInt32("encoder", &encoder)) {
1129        encoder = false;
1130    }
1131
1132    sp<AMessage> inputFormat = new AMessage();
1133    sp<AMessage> outputFormat = new AMessage();
1134
1135    mIsEncoder = encoder;
1136
1137    status_t err = setComponentRole(encoder /* isEncoder */, mime);
1138
1139    if (err != OK) {
1140        return err;
1141    }
1142
1143    int32_t bitRate = 0;
1144    // FLAC encoder doesn't need a bitrate, other encoders do
1145    if (encoder && strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)
1146            && !msg->findInt32("bitrate", &bitRate)) {
1147        return INVALID_OPERATION;
1148    }
1149
1150    int32_t storeMeta;
1151    if (encoder
1152            && msg->findInt32("store-metadata-in-buffers", &storeMeta)
1153            && storeMeta != 0) {
1154        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1155
1156        if (err != OK) {
1157              ALOGE("[%s] storeMetaDataInBuffers (input) failed w/ err %d",
1158                    mComponentName.c_str(), err);
1159
1160              return err;
1161          }
1162      }
1163
1164    int32_t prependSPSPPS = 0;
1165    if (encoder
1166            && msg->findInt32("prepend-sps-pps-to-idr-frames", &prependSPSPPS)
1167            && prependSPSPPS != 0) {
1168        OMX_INDEXTYPE index;
1169        err = mOMX->getExtensionIndex(
1170                mNode,
1171                "OMX.google.android.index.prependSPSPPSToIDRFrames",
1172                &index);
1173
1174        if (err == OK) {
1175            PrependSPSPPSToIDRFramesParams params;
1176            InitOMXParams(&params);
1177            params.bEnable = OMX_TRUE;
1178
1179            err = mOMX->setParameter(
1180                    mNode, index, &params, sizeof(params));
1181        }
1182
1183        if (err != OK) {
1184            ALOGE("Encoder could not be configured to emit SPS/PPS before "
1185                  "IDR frames. (err %d)", err);
1186
1187            return err;
1188        }
1189    }
1190
1191    // Only enable metadata mode on encoder output if encoder can prepend
1192    // sps/pps to idr frames, since in metadata mode the bitstream is in an
1193    // opaque handle, to which we don't have access.
1194    int32_t video = !strncasecmp(mime, "video/", 6);
1195    if (encoder && video) {
1196        OMX_BOOL enable = (OMX_BOOL) (prependSPSPPS
1197            && msg->findInt32("store-metadata-in-buffers-output", &storeMeta)
1198            && storeMeta != 0);
1199
1200        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, enable);
1201
1202        if (err != OK) {
1203            ALOGE("[%s] storeMetaDataInBuffers (output) failed w/ err %d",
1204                mComponentName.c_str(), err);
1205            mUseMetadataOnEncoderOutput = 0;
1206        } else {
1207            mUseMetadataOnEncoderOutput = enable;
1208        }
1209
1210        if (!msg->findInt64(
1211                    "repeat-previous-frame-after",
1212                    &mRepeatFrameDelayUs)) {
1213            mRepeatFrameDelayUs = -1ll;
1214        }
1215
1216        if (!msg->findInt64("max-pts-gap-to-encoder", &mMaxPtsGapUs)) {
1217            mMaxPtsGapUs = -1ll;
1218        }
1219
1220        if (!msg->findInt64("time-lapse", &mTimePerCaptureUs)) {
1221            mTimePerCaptureUs = -1ll;
1222        }
1223
1224        if (!msg->findInt32(
1225                    "create-input-buffers-suspended",
1226                    (int32_t*)&mCreateInputBuffersSuspended)) {
1227            mCreateInputBuffersSuspended = false;
1228        }
1229    }
1230
1231    sp<RefBase> obj;
1232    int32_t haveNativeWindow = msg->findObject("native-window", &obj) &&
1233        obj != NULL;
1234    mStoreMetaDataInOutputBuffers = false;
1235    if (video && !encoder) {
1236        inputFormat->setInt32("adaptive-playback", false);
1237    }
1238    if (!encoder && video && haveNativeWindow) {
1239        sp<NativeWindowWrapper> windowWrapper(
1240                static_cast<NativeWindowWrapper *>(obj.get()));
1241        sp<ANativeWindow> nativeWindow = windowWrapper->getNativeWindow();
1242
1243        int32_t tunneled;
1244        if (msg->findInt32("feature-tunneled-playback", &tunneled) &&
1245            tunneled != 0) {
1246            ALOGI("Configuring TUNNELED video playback.");
1247
1248            int32_t audioHwSync = 0;
1249            if (!msg->findInt32("audio-hw-sync", &audioHwSync)) {
1250                ALOGW("No Audio HW Sync provided for video tunnel");
1251            }
1252            err = configureTunneledVideoPlayback(audioHwSync, nativeWindow);
1253            if (err != OK) {
1254                ALOGE("configureTunneledVideoPlayback(%d,%p) failed!",
1255                        audioHwSync, nativeWindow.get());
1256                return err;
1257            }
1258
1259            inputFormat->setInt32("adaptive-playback", true);
1260        } else {
1261            // Always try to enable dynamic output buffers on native surface
1262            err = mOMX->storeMetaDataInBuffers(
1263                    mNode, kPortIndexOutput, OMX_TRUE);
1264            if (err != OK) {
1265                ALOGE("[%s] storeMetaDataInBuffers failed w/ err %d",
1266                        mComponentName.c_str(), err);
1267
1268                // if adaptive playback has been requested, try JB fallback
1269                // NOTE: THIS FALLBACK MECHANISM WILL BE REMOVED DUE TO ITS
1270                // LARGE MEMORY REQUIREMENT
1271
1272                // we will not do adaptive playback on software accessed
1273                // surfaces as they never had to respond to changes in the
1274                // crop window, and we don't trust that they will be able to.
1275                int usageBits = 0;
1276                bool canDoAdaptivePlayback;
1277
1278                if (nativeWindow->query(
1279                        nativeWindow.get(),
1280                        NATIVE_WINDOW_CONSUMER_USAGE_BITS,
1281                        &usageBits) != OK) {
1282                    canDoAdaptivePlayback = false;
1283                } else {
1284                    canDoAdaptivePlayback =
1285                        (usageBits &
1286                                (GRALLOC_USAGE_SW_READ_MASK |
1287                                 GRALLOC_USAGE_SW_WRITE_MASK)) == 0;
1288                }
1289
1290                int32_t maxWidth = 0, maxHeight = 0;
1291                if (canDoAdaptivePlayback &&
1292                        msg->findInt32("max-width", &maxWidth) &&
1293                        msg->findInt32("max-height", &maxHeight)) {
1294                    ALOGV("[%s] prepareForAdaptivePlayback(%dx%d)",
1295                            mComponentName.c_str(), maxWidth, maxHeight);
1296
1297                    err = mOMX->prepareForAdaptivePlayback(
1298                            mNode, kPortIndexOutput, OMX_TRUE, maxWidth,
1299                            maxHeight);
1300                    ALOGW_IF(err != OK,
1301                            "[%s] prepareForAdaptivePlayback failed w/ err %d",
1302                            mComponentName.c_str(), err);
1303
1304                    if (err == OK) {
1305                        inputFormat->setInt32("max-width", maxWidth);
1306                        inputFormat->setInt32("max-height", maxHeight);
1307                        inputFormat->setInt32("adaptive-playback", true);
1308                    }
1309                }
1310                // allow failure
1311                err = OK;
1312            } else {
1313                ALOGV("[%s] storeMetaDataInBuffers succeeded",
1314                        mComponentName.c_str());
1315                mStoreMetaDataInOutputBuffers = true;
1316                inputFormat->setInt32("adaptive-playback", true);
1317            }
1318
1319            int32_t push;
1320            if (msg->findInt32("push-blank-buffers-on-shutdown", &push)
1321                    && push != 0) {
1322                mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
1323            }
1324        }
1325
1326        int32_t rotationDegrees;
1327        if (msg->findInt32("rotation-degrees", &rotationDegrees)) {
1328            mRotationDegrees = rotationDegrees;
1329        } else {
1330            mRotationDegrees = 0;
1331        }
1332    }
1333
1334    if (video) {
1335        if (encoder) {
1336            err = setupVideoEncoder(mime, msg);
1337        } else {
1338            err = setupVideoDecoder(mime, msg);
1339        }
1340    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
1341        int32_t numChannels, sampleRate;
1342        if (!msg->findInt32("channel-count", &numChannels)
1343                || !msg->findInt32("sample-rate", &sampleRate)) {
1344            // Since we did not always check for these, leave them optional
1345            // and have the decoder figure it all out.
1346            err = OK;
1347        } else {
1348            err = setupRawAudioFormat(
1349                    encoder ? kPortIndexInput : kPortIndexOutput,
1350                    sampleRate,
1351                    numChannels);
1352        }
1353    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
1354        int32_t numChannels, sampleRate;
1355        if (!msg->findInt32("channel-count", &numChannels)
1356                || !msg->findInt32("sample-rate", &sampleRate)) {
1357            err = INVALID_OPERATION;
1358        } else {
1359            int32_t isADTS, aacProfile;
1360            int32_t sbrMode;
1361            int32_t maxOutputChannelCount;
1362            drcParams_t drc;
1363            if (!msg->findInt32("is-adts", &isADTS)) {
1364                isADTS = 0;
1365            }
1366            if (!msg->findInt32("aac-profile", &aacProfile)) {
1367                aacProfile = OMX_AUDIO_AACObjectNull;
1368            }
1369            if (!msg->findInt32("aac-sbr-mode", &sbrMode)) {
1370                sbrMode = -1;
1371            }
1372
1373            if (!msg->findInt32("aac-max-output-channel_count", &maxOutputChannelCount)) {
1374                maxOutputChannelCount = -1;
1375            }
1376            if (!msg->findInt32("aac-encoded-target-level", &drc.encodedTargetLevel)) {
1377                // value is unknown
1378                drc.encodedTargetLevel = -1;
1379            }
1380            if (!msg->findInt32("aac-drc-cut-level", &drc.drcCut)) {
1381                // value is unknown
1382                drc.drcCut = -1;
1383            }
1384            if (!msg->findInt32("aac-drc-boost-level", &drc.drcBoost)) {
1385                // value is unknown
1386                drc.drcBoost = -1;
1387            }
1388            if (!msg->findInt32("aac-drc-heavy-compression", &drc.heavyCompression)) {
1389                // value is unknown
1390                drc.heavyCompression = -1;
1391            }
1392            if (!msg->findInt32("aac-target-ref-level", &drc.targetRefLevel)) {
1393                // value is unknown
1394                drc.targetRefLevel = -1;
1395            }
1396
1397            err = setupAACCodec(
1398                    encoder, numChannels, sampleRate, bitRate, aacProfile,
1399                    isADTS != 0, sbrMode, maxOutputChannelCount, drc);
1400        }
1401    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
1402        err = setupAMRCodec(encoder, false /* isWAMR */, bitRate);
1403    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
1404        err = setupAMRCodec(encoder, true /* isWAMR */, bitRate);
1405    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_ALAW)
1406            || !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_MLAW)) {
1407        // These are PCM-like formats with a fixed sample rate but
1408        // a variable number of channels.
1409
1410        int32_t numChannels;
1411        if (!msg->findInt32("channel-count", &numChannels)) {
1412            err = INVALID_OPERATION;
1413        } else {
1414            err = setupG711Codec(encoder, numChannels);
1415        }
1416    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
1417        int32_t numChannels, sampleRate, compressionLevel = -1;
1418        if (encoder &&
1419                (!msg->findInt32("channel-count", &numChannels)
1420                        || !msg->findInt32("sample-rate", &sampleRate))) {
1421            ALOGE("missing channel count or sample rate for FLAC encoder");
1422            err = INVALID_OPERATION;
1423        } else {
1424            if (encoder) {
1425                if (!msg->findInt32(
1426                            "complexity", &compressionLevel) &&
1427                    !msg->findInt32(
1428                            "flac-compression-level", &compressionLevel)) {
1429                    compressionLevel = 5; // default FLAC compression level
1430                } else if (compressionLevel < 0) {
1431                    ALOGW("compression level %d outside [0..8] range, "
1432                          "using 0",
1433                          compressionLevel);
1434                    compressionLevel = 0;
1435                } else if (compressionLevel > 8) {
1436                    ALOGW("compression level %d outside [0..8] range, "
1437                          "using 8",
1438                          compressionLevel);
1439                    compressionLevel = 8;
1440                }
1441            }
1442            err = setupFlacCodec(
1443                    encoder, numChannels, sampleRate, compressionLevel);
1444        }
1445    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1446        int32_t numChannels, sampleRate;
1447        if (encoder
1448                || !msg->findInt32("channel-count", &numChannels)
1449                || !msg->findInt32("sample-rate", &sampleRate)) {
1450            err = INVALID_OPERATION;
1451        } else {
1452            err = setupRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1453        }
1454    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3)) {
1455        int32_t numChannels;
1456        int32_t sampleRate;
1457        if (!msg->findInt32("channel-count", &numChannels)
1458                || !msg->findInt32("sample-rate", &sampleRate)) {
1459            err = INVALID_OPERATION;
1460        } else {
1461            err = setupAC3Codec(encoder, numChannels, sampleRate);
1462        }
1463    }
1464
1465    if (err != OK) {
1466        return err;
1467    }
1468
1469    if (!msg->findInt32("encoder-delay", &mEncoderDelay)) {
1470        mEncoderDelay = 0;
1471    }
1472
1473    if (!msg->findInt32("encoder-padding", &mEncoderPadding)) {
1474        mEncoderPadding = 0;
1475    }
1476
1477    if (msg->findInt32("channel-mask", &mChannelMask)) {
1478        mChannelMaskPresent = true;
1479    } else {
1480        mChannelMaskPresent = false;
1481    }
1482
1483    int32_t maxInputSize;
1484    if (msg->findInt32("max-input-size", &maxInputSize)) {
1485        err = setMinBufferSize(kPortIndexInput, (size_t)maxInputSize);
1486    } else if (!strcmp("OMX.Nvidia.aac.decoder", mComponentName.c_str())) {
1487        err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
1488    }
1489
1490    CHECK_EQ(getPortFormat(kPortIndexInput, inputFormat), (status_t)OK);
1491    CHECK_EQ(getPortFormat(kPortIndexOutput, outputFormat), (status_t)OK);
1492    mInputFormat = inputFormat;
1493    mOutputFormat = outputFormat;
1494
1495    return err;
1496}
1497
1498status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
1499    OMX_PARAM_PORTDEFINITIONTYPE def;
1500    InitOMXParams(&def);
1501    def.nPortIndex = portIndex;
1502
1503    status_t err = mOMX->getParameter(
1504            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1505
1506    if (err != OK) {
1507        return err;
1508    }
1509
1510    if (def.nBufferSize >= size) {
1511        return OK;
1512    }
1513
1514    def.nBufferSize = size;
1515
1516    err = mOMX->setParameter(
1517            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1518
1519    if (err != OK) {
1520        return err;
1521    }
1522
1523    err = mOMX->getParameter(
1524            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1525
1526    if (err != OK) {
1527        return err;
1528    }
1529
1530    CHECK(def.nBufferSize >= size);
1531
1532    return OK;
1533}
1534
1535status_t ACodec::selectAudioPortFormat(
1536        OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE desiredFormat) {
1537    OMX_AUDIO_PARAM_PORTFORMATTYPE format;
1538    InitOMXParams(&format);
1539
1540    format.nPortIndex = portIndex;
1541    for (OMX_U32 index = 0;; ++index) {
1542        format.nIndex = index;
1543
1544        status_t err = mOMX->getParameter(
1545                mNode, OMX_IndexParamAudioPortFormat,
1546                &format, sizeof(format));
1547
1548        if (err != OK) {
1549            return err;
1550        }
1551
1552        if (format.eEncoding == desiredFormat) {
1553            break;
1554        }
1555    }
1556
1557    return mOMX->setParameter(
1558            mNode, OMX_IndexParamAudioPortFormat, &format, sizeof(format));
1559}
1560
1561status_t ACodec::setupAACCodec(
1562        bool encoder, int32_t numChannels, int32_t sampleRate,
1563        int32_t bitRate, int32_t aacProfile, bool isADTS, int32_t sbrMode,
1564        int32_t maxOutputChannelCount, const drcParams_t& drc) {
1565    if (encoder && isADTS) {
1566        return -EINVAL;
1567    }
1568
1569    status_t err = setupRawAudioFormat(
1570            encoder ? kPortIndexInput : kPortIndexOutput,
1571            sampleRate,
1572            numChannels);
1573
1574    if (err != OK) {
1575        return err;
1576    }
1577
1578    if (encoder) {
1579        err = selectAudioPortFormat(kPortIndexOutput, OMX_AUDIO_CodingAAC);
1580
1581        if (err != OK) {
1582            return err;
1583        }
1584
1585        OMX_PARAM_PORTDEFINITIONTYPE def;
1586        InitOMXParams(&def);
1587        def.nPortIndex = kPortIndexOutput;
1588
1589        err = mOMX->getParameter(
1590                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1591
1592        if (err != OK) {
1593            return err;
1594        }
1595
1596        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
1597        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
1598
1599        err = mOMX->setParameter(
1600                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1601
1602        if (err != OK) {
1603            return err;
1604        }
1605
1606        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1607        InitOMXParams(&profile);
1608        profile.nPortIndex = kPortIndexOutput;
1609
1610        err = mOMX->getParameter(
1611                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1612
1613        if (err != OK) {
1614            return err;
1615        }
1616
1617        profile.nChannels = numChannels;
1618
1619        profile.eChannelMode =
1620            (numChannels == 1)
1621                ? OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo;
1622
1623        profile.nSampleRate = sampleRate;
1624        profile.nBitRate = bitRate;
1625        profile.nAudioBandWidth = 0;
1626        profile.nFrameLength = 0;
1627        profile.nAACtools = OMX_AUDIO_AACToolAll;
1628        profile.nAACERtools = OMX_AUDIO_AACERNone;
1629        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
1630        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
1631        switch (sbrMode) {
1632        case 0:
1633            // disable sbr
1634            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1635            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1636            break;
1637        case 1:
1638            // enable single-rate sbr
1639            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1640            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1641            break;
1642        case 2:
1643            // enable dual-rate sbr
1644            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1645            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1646            break;
1647        case -1:
1648            // enable both modes -> the codec will decide which mode should be used
1649            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1650            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1651            break;
1652        default:
1653            // unsupported sbr mode
1654            return BAD_VALUE;
1655        }
1656
1657
1658        err = mOMX->setParameter(
1659                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1660
1661        if (err != OK) {
1662            return err;
1663        }
1664
1665        return err;
1666    }
1667
1668    OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1669    InitOMXParams(&profile);
1670    profile.nPortIndex = kPortIndexInput;
1671
1672    err = mOMX->getParameter(
1673            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1674
1675    if (err != OK) {
1676        return err;
1677    }
1678
1679    profile.nChannels = numChannels;
1680    profile.nSampleRate = sampleRate;
1681
1682    profile.eAACStreamFormat =
1683        isADTS
1684            ? OMX_AUDIO_AACStreamFormatMP4ADTS
1685            : OMX_AUDIO_AACStreamFormatMP4FF;
1686
1687    OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE presentation;
1688    presentation.nMaxOutputChannels = maxOutputChannelCount;
1689    presentation.nDrcCut = drc.drcCut;
1690    presentation.nDrcBoost = drc.drcBoost;
1691    presentation.nHeavyCompression = drc.heavyCompression;
1692    presentation.nTargetReferenceLevel = drc.targetRefLevel;
1693    presentation.nEncodedTargetLevel = drc.encodedTargetLevel;
1694
1695    status_t res = mOMX->setParameter(mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1696    if (res == OK) {
1697        // optional parameters, will not cause configuration failure
1698        mOMX->setParameter(mNode, (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAacPresentation,
1699                &presentation, sizeof(presentation));
1700    } else {
1701        ALOGW("did not set AudioAndroidAacPresentation due to error %d when setting AudioAac", res);
1702    }
1703    return res;
1704}
1705
1706status_t ACodec::setupAC3Codec(
1707        bool encoder, int32_t numChannels, int32_t sampleRate) {
1708    status_t err = setupRawAudioFormat(
1709            encoder ? kPortIndexInput : kPortIndexOutput, sampleRate, numChannels);
1710
1711    if (err != OK) {
1712        return err;
1713    }
1714
1715    if (encoder) {
1716        ALOGW("AC3 encoding is not supported.");
1717        return INVALID_OPERATION;
1718    }
1719
1720    OMX_AUDIO_PARAM_ANDROID_AC3TYPE def;
1721    InitOMXParams(&def);
1722    def.nPortIndex = kPortIndexInput;
1723
1724    err = mOMX->getParameter(
1725            mNode,
1726            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1727            &def,
1728            sizeof(def));
1729
1730    if (err != OK) {
1731        return err;
1732    }
1733
1734    def.nChannels = numChannels;
1735    def.nSampleRate = sampleRate;
1736
1737    return mOMX->setParameter(
1738            mNode,
1739            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1740            &def,
1741            sizeof(def));
1742}
1743
1744static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(
1745        bool isAMRWB, int32_t bps) {
1746    if (isAMRWB) {
1747        if (bps <= 6600) {
1748            return OMX_AUDIO_AMRBandModeWB0;
1749        } else if (bps <= 8850) {
1750            return OMX_AUDIO_AMRBandModeWB1;
1751        } else if (bps <= 12650) {
1752            return OMX_AUDIO_AMRBandModeWB2;
1753        } else if (bps <= 14250) {
1754            return OMX_AUDIO_AMRBandModeWB3;
1755        } else if (bps <= 15850) {
1756            return OMX_AUDIO_AMRBandModeWB4;
1757        } else if (bps <= 18250) {
1758            return OMX_AUDIO_AMRBandModeWB5;
1759        } else if (bps <= 19850) {
1760            return OMX_AUDIO_AMRBandModeWB6;
1761        } else if (bps <= 23050) {
1762            return OMX_AUDIO_AMRBandModeWB7;
1763        }
1764
1765        // 23850 bps
1766        return OMX_AUDIO_AMRBandModeWB8;
1767    } else {  // AMRNB
1768        if (bps <= 4750) {
1769            return OMX_AUDIO_AMRBandModeNB0;
1770        } else if (bps <= 5150) {
1771            return OMX_AUDIO_AMRBandModeNB1;
1772        } else if (bps <= 5900) {
1773            return OMX_AUDIO_AMRBandModeNB2;
1774        } else if (bps <= 6700) {
1775            return OMX_AUDIO_AMRBandModeNB3;
1776        } else if (bps <= 7400) {
1777            return OMX_AUDIO_AMRBandModeNB4;
1778        } else if (bps <= 7950) {
1779            return OMX_AUDIO_AMRBandModeNB5;
1780        } else if (bps <= 10200) {
1781            return OMX_AUDIO_AMRBandModeNB6;
1782        }
1783
1784        // 12200 bps
1785        return OMX_AUDIO_AMRBandModeNB7;
1786    }
1787}
1788
1789status_t ACodec::setupAMRCodec(bool encoder, bool isWAMR, int32_t bitrate) {
1790    OMX_AUDIO_PARAM_AMRTYPE def;
1791    InitOMXParams(&def);
1792    def.nPortIndex = encoder ? kPortIndexOutput : kPortIndexInput;
1793
1794    status_t err =
1795        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1796
1797    if (err != OK) {
1798        return err;
1799    }
1800
1801    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1802    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitrate);
1803
1804    err = mOMX->setParameter(
1805            mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1806
1807    if (err != OK) {
1808        return err;
1809    }
1810
1811    return setupRawAudioFormat(
1812            encoder ? kPortIndexInput : kPortIndexOutput,
1813            isWAMR ? 16000 : 8000 /* sampleRate */,
1814            1 /* numChannels */);
1815}
1816
1817status_t ACodec::setupG711Codec(bool encoder, int32_t numChannels) {
1818    CHECK(!encoder);  // XXX TODO
1819
1820    return setupRawAudioFormat(
1821            kPortIndexInput, 8000 /* sampleRate */, numChannels);
1822}
1823
1824status_t ACodec::setupFlacCodec(
1825        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
1826
1827    if (encoder) {
1828        OMX_AUDIO_PARAM_FLACTYPE def;
1829        InitOMXParams(&def);
1830        def.nPortIndex = kPortIndexOutput;
1831
1832        // configure compression level
1833        status_t err = mOMX->getParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1834        if (err != OK) {
1835            ALOGE("setupFlacCodec(): Error %d getting OMX_IndexParamAudioFlac parameter", err);
1836            return err;
1837        }
1838        def.nCompressionLevel = compressionLevel;
1839        err = mOMX->setParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1840        if (err != OK) {
1841            ALOGE("setupFlacCodec(): Error %d setting OMX_IndexParamAudioFlac parameter", err);
1842            return err;
1843        }
1844    }
1845
1846    return setupRawAudioFormat(
1847            encoder ? kPortIndexInput : kPortIndexOutput,
1848            sampleRate,
1849            numChannels);
1850}
1851
1852status_t ACodec::setupRawAudioFormat(
1853        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1854    OMX_PARAM_PORTDEFINITIONTYPE def;
1855    InitOMXParams(&def);
1856    def.nPortIndex = portIndex;
1857
1858    status_t err = mOMX->getParameter(
1859            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1860
1861    if (err != OK) {
1862        return err;
1863    }
1864
1865    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
1866
1867    err = mOMX->setParameter(
1868            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1869
1870    if (err != OK) {
1871        return err;
1872    }
1873
1874    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1875    InitOMXParams(&pcmParams);
1876    pcmParams.nPortIndex = portIndex;
1877
1878    err = mOMX->getParameter(
1879            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1880
1881    if (err != OK) {
1882        return err;
1883    }
1884
1885    pcmParams.nChannels = numChannels;
1886    pcmParams.eNumData = OMX_NumericalDataSigned;
1887    pcmParams.bInterleaved = OMX_TRUE;
1888    pcmParams.nBitPerSample = 16;
1889    pcmParams.nSamplingRate = sampleRate;
1890    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1891
1892    if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
1893        return OMX_ErrorNone;
1894    }
1895
1896    return mOMX->setParameter(
1897            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1898}
1899
1900status_t ACodec::configureTunneledVideoPlayback(
1901        int32_t audioHwSync, const sp<ANativeWindow> &nativeWindow) {
1902    native_handle_t* sidebandHandle;
1903
1904    status_t err = mOMX->configureVideoTunnelMode(
1905            mNode, kPortIndexOutput, OMX_TRUE, audioHwSync, &sidebandHandle);
1906    if (err != OK) {
1907        ALOGE("configureVideoTunnelMode failed! (err %d).", err);
1908        return err;
1909    }
1910
1911    err = native_window_set_sideband_stream(nativeWindow.get(), sidebandHandle);
1912    if (err != OK) {
1913        ALOGE("native_window_set_sideband_stream(%p) failed! (err %d).",
1914                sidebandHandle, err);
1915        return err;
1916    }
1917
1918    return OK;
1919}
1920
1921status_t ACodec::setVideoPortFormatType(
1922        OMX_U32 portIndex,
1923        OMX_VIDEO_CODINGTYPE compressionFormat,
1924        OMX_COLOR_FORMATTYPE colorFormat) {
1925    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1926    InitOMXParams(&format);
1927    format.nPortIndex = portIndex;
1928    format.nIndex = 0;
1929    bool found = false;
1930
1931    OMX_U32 index = 0;
1932    for (;;) {
1933        format.nIndex = index;
1934        status_t err = mOMX->getParameter(
1935                mNode, OMX_IndexParamVideoPortFormat,
1936                &format, sizeof(format));
1937
1938        if (err != OK) {
1939            return err;
1940        }
1941
1942        // substitute back flexible color format to codec supported format
1943        OMX_U32 flexibleEquivalent;
1944        if (compressionFormat == OMX_VIDEO_CodingUnused &&
1945                isFlexibleColorFormat(
1946                        mOMX, mNode, format.eColorFormat, &flexibleEquivalent) &&
1947                colorFormat == flexibleEquivalent) {
1948            ALOGI("[%s] using color format %#x in place of %#x",
1949                    mComponentName.c_str(), format.eColorFormat, colorFormat);
1950            colorFormat = format.eColorFormat;
1951        }
1952
1953        // The following assertion is violated by TI's video decoder.
1954        // CHECK_EQ(format.nIndex, index);
1955
1956        if (!strcmp("OMX.TI.Video.encoder", mComponentName.c_str())) {
1957            if (portIndex == kPortIndexInput
1958                    && colorFormat == format.eColorFormat) {
1959                // eCompressionFormat does not seem right.
1960                found = true;
1961                break;
1962            }
1963            if (portIndex == kPortIndexOutput
1964                    && compressionFormat == format.eCompressionFormat) {
1965                // eColorFormat does not seem right.
1966                found = true;
1967                break;
1968            }
1969        }
1970
1971        if (format.eCompressionFormat == compressionFormat
1972            && format.eColorFormat == colorFormat) {
1973            found = true;
1974            break;
1975        }
1976
1977        ++index;
1978    }
1979
1980    if (!found) {
1981        return UNKNOWN_ERROR;
1982    }
1983
1984    status_t err = mOMX->setParameter(
1985            mNode, OMX_IndexParamVideoPortFormat,
1986            &format, sizeof(format));
1987
1988    return err;
1989}
1990
1991status_t ACodec::setSupportedOutputFormat() {
1992    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1993    InitOMXParams(&format);
1994    format.nPortIndex = kPortIndexOutput;
1995    format.nIndex = 0;
1996
1997    status_t err = mOMX->getParameter(
1998            mNode, OMX_IndexParamVideoPortFormat,
1999            &format, sizeof(format));
2000    CHECK_EQ(err, (status_t)OK);
2001    CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
2002
2003    return mOMX->setParameter(
2004            mNode, OMX_IndexParamVideoPortFormat,
2005            &format, sizeof(format));
2006}
2007
2008static const struct VideoCodingMapEntry {
2009    const char *mMime;
2010    OMX_VIDEO_CODINGTYPE mVideoCodingType;
2011} kVideoCodingMapEntry[] = {
2012    { MEDIA_MIMETYPE_VIDEO_AVC, OMX_VIDEO_CodingAVC },
2013    { MEDIA_MIMETYPE_VIDEO_HEVC, OMX_VIDEO_CodingHEVC },
2014    { MEDIA_MIMETYPE_VIDEO_MPEG4, OMX_VIDEO_CodingMPEG4 },
2015    { MEDIA_MIMETYPE_VIDEO_H263, OMX_VIDEO_CodingH263 },
2016    { MEDIA_MIMETYPE_VIDEO_MPEG2, OMX_VIDEO_CodingMPEG2 },
2017    { MEDIA_MIMETYPE_VIDEO_VP8, OMX_VIDEO_CodingVP8 },
2018    { MEDIA_MIMETYPE_VIDEO_VP9, OMX_VIDEO_CodingVP9 },
2019};
2020
2021static status_t GetVideoCodingTypeFromMime(
2022        const char *mime, OMX_VIDEO_CODINGTYPE *codingType) {
2023    for (size_t i = 0;
2024         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
2025         ++i) {
2026        if (!strcasecmp(mime, kVideoCodingMapEntry[i].mMime)) {
2027            *codingType = kVideoCodingMapEntry[i].mVideoCodingType;
2028            return OK;
2029        }
2030    }
2031
2032    *codingType = OMX_VIDEO_CodingUnused;
2033
2034    return ERROR_UNSUPPORTED;
2035}
2036
2037static status_t GetMimeTypeForVideoCoding(
2038        OMX_VIDEO_CODINGTYPE codingType, AString *mime) {
2039    for (size_t i = 0;
2040         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
2041         ++i) {
2042        if (codingType == kVideoCodingMapEntry[i].mVideoCodingType) {
2043            *mime = kVideoCodingMapEntry[i].mMime;
2044            return OK;
2045        }
2046    }
2047
2048    mime->clear();
2049
2050    return ERROR_UNSUPPORTED;
2051}
2052
2053status_t ACodec::setupVideoDecoder(
2054        const char *mime, const sp<AMessage> &msg) {
2055    int32_t width, height;
2056    if (!msg->findInt32("width", &width)
2057            || !msg->findInt32("height", &height)) {
2058        return INVALID_OPERATION;
2059    }
2060
2061    OMX_VIDEO_CODINGTYPE compressionFormat;
2062    status_t err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2063
2064    if (err != OK) {
2065        return err;
2066    }
2067
2068    err = setVideoPortFormatType(
2069            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
2070
2071    if (err != OK) {
2072        return err;
2073    }
2074
2075    int32_t tmp;
2076    if (msg->findInt32("color-format", &tmp)) {
2077        OMX_COLOR_FORMATTYPE colorFormat =
2078            static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2079        err = setVideoPortFormatType(
2080                kPortIndexOutput, OMX_VIDEO_CodingUnused, colorFormat);
2081        if (err != OK) {
2082            ALOGW("[%s] does not support color format %d",
2083                  mComponentName.c_str(), colorFormat);
2084            err = setSupportedOutputFormat();
2085        }
2086    } else {
2087        err = setSupportedOutputFormat();
2088    }
2089
2090    if (err != OK) {
2091        return err;
2092    }
2093
2094    err = setVideoFormatOnPort(
2095            kPortIndexInput, width, height, compressionFormat);
2096
2097    if (err != OK) {
2098        return err;
2099    }
2100
2101    err = setVideoFormatOnPort(
2102            kPortIndexOutput, width, height, OMX_VIDEO_CodingUnused);
2103
2104    if (err != OK) {
2105        return err;
2106    }
2107
2108    return OK;
2109}
2110
2111status_t ACodec::setupVideoEncoder(const char *mime, const sp<AMessage> &msg) {
2112    int32_t tmp;
2113    if (!msg->findInt32("color-format", &tmp)) {
2114        return INVALID_OPERATION;
2115    }
2116
2117    OMX_COLOR_FORMATTYPE colorFormat =
2118        static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2119
2120    status_t err = setVideoPortFormatType(
2121            kPortIndexInput, OMX_VIDEO_CodingUnused, colorFormat);
2122
2123    if (err != OK) {
2124        ALOGE("[%s] does not support color format %d",
2125              mComponentName.c_str(), colorFormat);
2126
2127        return err;
2128    }
2129
2130    /* Input port configuration */
2131
2132    OMX_PARAM_PORTDEFINITIONTYPE def;
2133    InitOMXParams(&def);
2134
2135    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2136
2137    def.nPortIndex = kPortIndexInput;
2138
2139    err = mOMX->getParameter(
2140            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2141
2142    if (err != OK) {
2143        return err;
2144    }
2145
2146    int32_t width, height, bitrate;
2147    if (!msg->findInt32("width", &width)
2148            || !msg->findInt32("height", &height)
2149            || !msg->findInt32("bitrate", &bitrate)) {
2150        return INVALID_OPERATION;
2151    }
2152
2153    video_def->nFrameWidth = width;
2154    video_def->nFrameHeight = height;
2155
2156    int32_t stride;
2157    if (!msg->findInt32("stride", &stride)) {
2158        stride = width;
2159    }
2160
2161    video_def->nStride = stride;
2162
2163    int32_t sliceHeight;
2164    if (!msg->findInt32("slice-height", &sliceHeight)) {
2165        sliceHeight = height;
2166    }
2167
2168    video_def->nSliceHeight = sliceHeight;
2169
2170    def.nBufferSize = (video_def->nStride * video_def->nSliceHeight * 3) / 2;
2171
2172    float frameRate;
2173    if (!msg->findFloat("frame-rate", &frameRate)) {
2174        int32_t tmp;
2175        if (!msg->findInt32("frame-rate", &tmp)) {
2176            return INVALID_OPERATION;
2177        }
2178        frameRate = (float)tmp;
2179        mTimePerFrameUs = (int64_t) (1000000.0f / frameRate);
2180    }
2181
2182    video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
2183    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
2184    video_def->eColorFormat = colorFormat;
2185
2186    err = mOMX->setParameter(
2187            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2188
2189    if (err != OK) {
2190        ALOGE("[%s] failed to set input port definition parameters.",
2191              mComponentName.c_str());
2192
2193        return err;
2194    }
2195
2196    /* Output port configuration */
2197
2198    OMX_VIDEO_CODINGTYPE compressionFormat;
2199    err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2200
2201    if (err != OK) {
2202        return err;
2203    }
2204
2205    err = setVideoPortFormatType(
2206            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
2207
2208    if (err != OK) {
2209        ALOGE("[%s] does not support compression format %d",
2210             mComponentName.c_str(), compressionFormat);
2211
2212        return err;
2213    }
2214
2215    def.nPortIndex = kPortIndexOutput;
2216
2217    err = mOMX->getParameter(
2218            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2219
2220    if (err != OK) {
2221        return err;
2222    }
2223
2224    video_def->nFrameWidth = width;
2225    video_def->nFrameHeight = height;
2226    video_def->xFramerate = 0;
2227    video_def->nBitrate = bitrate;
2228    video_def->eCompressionFormat = compressionFormat;
2229    video_def->eColorFormat = OMX_COLOR_FormatUnused;
2230
2231    err = mOMX->setParameter(
2232            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2233
2234    if (err != OK) {
2235        ALOGE("[%s] failed to set output port definition parameters.",
2236              mComponentName.c_str());
2237
2238        return err;
2239    }
2240
2241    switch (compressionFormat) {
2242        case OMX_VIDEO_CodingMPEG4:
2243            err = setupMPEG4EncoderParameters(msg);
2244            break;
2245
2246        case OMX_VIDEO_CodingH263:
2247            err = setupH263EncoderParameters(msg);
2248            break;
2249
2250        case OMX_VIDEO_CodingAVC:
2251            err = setupAVCEncoderParameters(msg);
2252            break;
2253
2254        case OMX_VIDEO_CodingHEVC:
2255            err = setupHEVCEncoderParameters(msg);
2256            break;
2257
2258        case OMX_VIDEO_CodingVP8:
2259        case OMX_VIDEO_CodingVP9:
2260            err = setupVPXEncoderParameters(msg);
2261            break;
2262
2263        default:
2264            break;
2265    }
2266
2267    ALOGI("setupVideoEncoder succeeded");
2268
2269    return err;
2270}
2271
2272status_t ACodec::setCyclicIntraMacroblockRefresh(const sp<AMessage> &msg, int32_t mode) {
2273    OMX_VIDEO_PARAM_INTRAREFRESHTYPE params;
2274    InitOMXParams(&params);
2275    params.nPortIndex = kPortIndexOutput;
2276
2277    params.eRefreshMode = static_cast<OMX_VIDEO_INTRAREFRESHTYPE>(mode);
2278
2279    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshCyclic ||
2280            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2281        int32_t mbs;
2282        if (!msg->findInt32("intra-refresh-CIR-mbs", &mbs)) {
2283            return INVALID_OPERATION;
2284        }
2285        params.nCirMBs = mbs;
2286    }
2287
2288    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshAdaptive ||
2289            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2290        int32_t mbs;
2291        if (!msg->findInt32("intra-refresh-AIR-mbs", &mbs)) {
2292            return INVALID_OPERATION;
2293        }
2294        params.nAirMBs = mbs;
2295
2296        int32_t ref;
2297        if (!msg->findInt32("intra-refresh-AIR-ref", &ref)) {
2298            return INVALID_OPERATION;
2299        }
2300        params.nAirRef = ref;
2301    }
2302
2303    status_t err = mOMX->setParameter(
2304            mNode, OMX_IndexParamVideoIntraRefresh,
2305            &params, sizeof(params));
2306    return err;
2307}
2308
2309static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
2310    if (iFramesInterval < 0) {
2311        return 0xFFFFFFFF;
2312    } else if (iFramesInterval == 0) {
2313        return 0;
2314    }
2315    OMX_U32 ret = frameRate * iFramesInterval;
2316    return ret;
2317}
2318
2319static OMX_VIDEO_CONTROLRATETYPE getBitrateMode(const sp<AMessage> &msg) {
2320    int32_t tmp;
2321    if (!msg->findInt32("bitrate-mode", &tmp)) {
2322        return OMX_Video_ControlRateVariable;
2323    }
2324
2325    return static_cast<OMX_VIDEO_CONTROLRATETYPE>(tmp);
2326}
2327
2328status_t ACodec::setupMPEG4EncoderParameters(const sp<AMessage> &msg) {
2329    int32_t bitrate, iFrameInterval;
2330    if (!msg->findInt32("bitrate", &bitrate)
2331            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2332        return INVALID_OPERATION;
2333    }
2334
2335    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2336
2337    float frameRate;
2338    if (!msg->findFloat("frame-rate", &frameRate)) {
2339        int32_t tmp;
2340        if (!msg->findInt32("frame-rate", &tmp)) {
2341            return INVALID_OPERATION;
2342        }
2343        frameRate = (float)tmp;
2344    }
2345
2346    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
2347    InitOMXParams(&mpeg4type);
2348    mpeg4type.nPortIndex = kPortIndexOutput;
2349
2350    status_t err = mOMX->getParameter(
2351            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2352
2353    if (err != OK) {
2354        return err;
2355    }
2356
2357    mpeg4type.nSliceHeaderSpacing = 0;
2358    mpeg4type.bSVH = OMX_FALSE;
2359    mpeg4type.bGov = OMX_FALSE;
2360
2361    mpeg4type.nAllowedPictureTypes =
2362        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2363
2364    mpeg4type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2365    if (mpeg4type.nPFrames == 0) {
2366        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2367    }
2368    mpeg4type.nBFrames = 0;
2369    mpeg4type.nIDCVLCThreshold = 0;
2370    mpeg4type.bACPred = OMX_TRUE;
2371    mpeg4type.nMaxPacketSize = 256;
2372    mpeg4type.nTimeIncRes = 1000;
2373    mpeg4type.nHeaderExtension = 0;
2374    mpeg4type.bReversibleVLC = OMX_FALSE;
2375
2376    int32_t profile;
2377    if (msg->findInt32("profile", &profile)) {
2378        int32_t level;
2379        if (!msg->findInt32("level", &level)) {
2380            return INVALID_OPERATION;
2381        }
2382
2383        err = verifySupportForProfileAndLevel(profile, level);
2384
2385        if (err != OK) {
2386            return err;
2387        }
2388
2389        mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profile);
2390        mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(level);
2391    }
2392
2393    err = mOMX->setParameter(
2394            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2395
2396    if (err != OK) {
2397        return err;
2398    }
2399
2400    err = configureBitrate(bitrate, bitrateMode);
2401
2402    if (err != OK) {
2403        return err;
2404    }
2405
2406    return setupErrorCorrectionParameters();
2407}
2408
2409status_t ACodec::setupH263EncoderParameters(const sp<AMessage> &msg) {
2410    int32_t bitrate, iFrameInterval;
2411    if (!msg->findInt32("bitrate", &bitrate)
2412            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2413        return INVALID_OPERATION;
2414    }
2415
2416    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2417
2418    float frameRate;
2419    if (!msg->findFloat("frame-rate", &frameRate)) {
2420        int32_t tmp;
2421        if (!msg->findInt32("frame-rate", &tmp)) {
2422            return INVALID_OPERATION;
2423        }
2424        frameRate = (float)tmp;
2425    }
2426
2427    OMX_VIDEO_PARAM_H263TYPE h263type;
2428    InitOMXParams(&h263type);
2429    h263type.nPortIndex = kPortIndexOutput;
2430
2431    status_t err = mOMX->getParameter(
2432            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2433
2434    if (err != OK) {
2435        return err;
2436    }
2437
2438    h263type.nAllowedPictureTypes =
2439        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2440
2441    h263type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2442    if (h263type.nPFrames == 0) {
2443        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2444    }
2445    h263type.nBFrames = 0;
2446
2447    int32_t profile;
2448    if (msg->findInt32("profile", &profile)) {
2449        int32_t level;
2450        if (!msg->findInt32("level", &level)) {
2451            return INVALID_OPERATION;
2452        }
2453
2454        err = verifySupportForProfileAndLevel(profile, level);
2455
2456        if (err != OK) {
2457            return err;
2458        }
2459
2460        h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profile);
2461        h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(level);
2462    }
2463
2464    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
2465    h263type.bForceRoundingTypeToZero = OMX_FALSE;
2466    h263type.nPictureHeaderRepetition = 0;
2467    h263type.nGOBHeaderInterval = 0;
2468
2469    err = mOMX->setParameter(
2470            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2471
2472    if (err != OK) {
2473        return err;
2474    }
2475
2476    err = configureBitrate(bitrate, bitrateMode);
2477
2478    if (err != OK) {
2479        return err;
2480    }
2481
2482    return setupErrorCorrectionParameters();
2483}
2484
2485status_t ACodec::setupAVCEncoderParameters(const sp<AMessage> &msg) {
2486    int32_t bitrate, iFrameInterval;
2487    if (!msg->findInt32("bitrate", &bitrate)
2488            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2489        return INVALID_OPERATION;
2490    }
2491
2492    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2493
2494    float frameRate;
2495    if (!msg->findFloat("frame-rate", &frameRate)) {
2496        int32_t tmp;
2497        if (!msg->findInt32("frame-rate", &tmp)) {
2498            return INVALID_OPERATION;
2499        }
2500        frameRate = (float)tmp;
2501    }
2502
2503    status_t err = OK;
2504    int32_t intraRefreshMode = 0;
2505    if (msg->findInt32("intra-refresh-mode", &intraRefreshMode)) {
2506        err = setCyclicIntraMacroblockRefresh(msg, intraRefreshMode);
2507        if (err != OK) {
2508            ALOGE("Setting intra macroblock refresh mode (%d) failed: 0x%x",
2509                    err, intraRefreshMode);
2510            return err;
2511        }
2512    }
2513
2514    OMX_VIDEO_PARAM_AVCTYPE h264type;
2515    InitOMXParams(&h264type);
2516    h264type.nPortIndex = kPortIndexOutput;
2517
2518    err = mOMX->getParameter(
2519            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2520
2521    if (err != OK) {
2522        return err;
2523    }
2524
2525    h264type.nAllowedPictureTypes =
2526        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2527
2528    int32_t profile;
2529    if (msg->findInt32("profile", &profile)) {
2530        int32_t level;
2531        if (!msg->findInt32("level", &level)) {
2532            return INVALID_OPERATION;
2533        }
2534
2535        err = verifySupportForProfileAndLevel(profile, level);
2536
2537        if (err != OK) {
2538            return err;
2539        }
2540
2541        h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profile);
2542        h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(level);
2543    }
2544
2545    // XXX
2546    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
2547        ALOGW("Use baseline profile instead of %d for AVC recording",
2548            h264type.eProfile);
2549        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
2550    }
2551
2552    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
2553        h264type.nSliceHeaderSpacing = 0;
2554        h264type.bUseHadamard = OMX_TRUE;
2555        h264type.nRefFrames = 1;
2556        h264type.nBFrames = 0;
2557        h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2558        if (h264type.nPFrames == 0) {
2559            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2560        }
2561        h264type.nRefIdx10ActiveMinus1 = 0;
2562        h264type.nRefIdx11ActiveMinus1 = 0;
2563        h264type.bEntropyCodingCABAC = OMX_FALSE;
2564        h264type.bWeightedPPrediction = OMX_FALSE;
2565        h264type.bconstIpred = OMX_FALSE;
2566        h264type.bDirect8x8Inference = OMX_FALSE;
2567        h264type.bDirectSpatialTemporal = OMX_FALSE;
2568        h264type.nCabacInitIdc = 0;
2569    }
2570
2571    if (h264type.nBFrames != 0) {
2572        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
2573    }
2574
2575    h264type.bEnableUEP = OMX_FALSE;
2576    h264type.bEnableFMO = OMX_FALSE;
2577    h264type.bEnableASO = OMX_FALSE;
2578    h264type.bEnableRS = OMX_FALSE;
2579    h264type.bFrameMBsOnly = OMX_TRUE;
2580    h264type.bMBAFF = OMX_FALSE;
2581    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
2582
2583    err = mOMX->setParameter(
2584            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2585
2586    if (err != OK) {
2587        return err;
2588    }
2589
2590    return configureBitrate(bitrate, bitrateMode);
2591}
2592
2593status_t ACodec::setupHEVCEncoderParameters(const sp<AMessage> &msg) {
2594    int32_t bitrate, iFrameInterval;
2595    if (!msg->findInt32("bitrate", &bitrate)
2596            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2597        return INVALID_OPERATION;
2598    }
2599
2600    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2601
2602    float frameRate;
2603    if (!msg->findFloat("frame-rate", &frameRate)) {
2604        int32_t tmp;
2605        if (!msg->findInt32("frame-rate", &tmp)) {
2606            return INVALID_OPERATION;
2607        }
2608        frameRate = (float)tmp;
2609    }
2610
2611    OMX_VIDEO_PARAM_HEVCTYPE hevcType;
2612    InitOMXParams(&hevcType);
2613    hevcType.nPortIndex = kPortIndexOutput;
2614
2615    status_t err = OK;
2616    err = mOMX->getParameter(
2617            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2618    if (err != OK) {
2619        return err;
2620    }
2621
2622    int32_t profile;
2623    if (msg->findInt32("profile", &profile)) {
2624        int32_t level;
2625        if (!msg->findInt32("level", &level)) {
2626            return INVALID_OPERATION;
2627        }
2628
2629        err = verifySupportForProfileAndLevel(profile, level);
2630        if (err != OK) {
2631            return err;
2632        }
2633
2634        hevcType.eProfile = static_cast<OMX_VIDEO_HEVCPROFILETYPE>(profile);
2635        hevcType.eLevel = static_cast<OMX_VIDEO_HEVCLEVELTYPE>(level);
2636    }
2637
2638    // TODO: Need OMX structure definition for setting iFrameInterval
2639
2640    err = mOMX->setParameter(
2641            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2642    if (err != OK) {
2643        return err;
2644    }
2645
2646    return configureBitrate(bitrate, bitrateMode);
2647}
2648
2649status_t ACodec::setupVPXEncoderParameters(const sp<AMessage> &msg) {
2650    int32_t bitrate;
2651    int32_t iFrameInterval = 0;
2652    size_t tsLayers = 0;
2653    OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE pattern =
2654        OMX_VIDEO_VPXTemporalLayerPatternNone;
2655    static const uint32_t kVp8LayerRateAlloction
2656        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS]
2657        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS] = {
2658        {100, 100, 100},  // 1 layer
2659        { 60, 100, 100},  // 2 layers {60%, 40%}
2660        { 40,  60, 100},  // 3 layers {40%, 20%, 40%}
2661    };
2662    if (!msg->findInt32("bitrate", &bitrate)) {
2663        return INVALID_OPERATION;
2664    }
2665    msg->findInt32("i-frame-interval", &iFrameInterval);
2666
2667    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2668
2669    float frameRate;
2670    if (!msg->findFloat("frame-rate", &frameRate)) {
2671        int32_t tmp;
2672        if (!msg->findInt32("frame-rate", &tmp)) {
2673            return INVALID_OPERATION;
2674        }
2675        frameRate = (float)tmp;
2676    }
2677
2678    AString tsSchema;
2679    if (msg->findString("ts-schema", &tsSchema)) {
2680        if (tsSchema == "webrtc.vp8.1-layer") {
2681            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2682            tsLayers = 1;
2683        } else if (tsSchema == "webrtc.vp8.2-layer") {
2684            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2685            tsLayers = 2;
2686        } else if (tsSchema == "webrtc.vp8.3-layer") {
2687            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2688            tsLayers = 3;
2689        } else {
2690            ALOGW("Unsupported ts-schema [%s]", tsSchema.c_str());
2691        }
2692    }
2693
2694    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2695    InitOMXParams(&vp8type);
2696    vp8type.nPortIndex = kPortIndexOutput;
2697    status_t err = mOMX->getParameter(
2698            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2699            &vp8type, sizeof(vp8type));
2700
2701    if (err == OK) {
2702        if (iFrameInterval > 0) {
2703            vp8type.nKeyFrameInterval = setPFramesSpacing(iFrameInterval, frameRate);
2704        }
2705        vp8type.eTemporalPattern = pattern;
2706        vp8type.nTemporalLayerCount = tsLayers;
2707        if (tsLayers > 0) {
2708            for (size_t i = 0; i < OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS; i++) {
2709                vp8type.nTemporalLayerBitrateRatio[i] =
2710                    kVp8LayerRateAlloction[tsLayers - 1][i];
2711            }
2712        }
2713        if (bitrateMode == OMX_Video_ControlRateConstant) {
2714            vp8type.nMinQuantizer = 2;
2715            vp8type.nMaxQuantizer = 63;
2716        }
2717
2718        err = mOMX->setParameter(
2719                mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2720                &vp8type, sizeof(vp8type));
2721        if (err != OK) {
2722            ALOGW("Extended VP8 parameters set failed: %d", err);
2723        }
2724    }
2725
2726    return configureBitrate(bitrate, bitrateMode);
2727}
2728
2729status_t ACodec::verifySupportForProfileAndLevel(
2730        int32_t profile, int32_t level) {
2731    OMX_VIDEO_PARAM_PROFILELEVELTYPE params;
2732    InitOMXParams(&params);
2733    params.nPortIndex = kPortIndexOutput;
2734
2735    for (params.nProfileIndex = 0;; ++params.nProfileIndex) {
2736        status_t err = mOMX->getParameter(
2737                mNode,
2738                OMX_IndexParamVideoProfileLevelQuerySupported,
2739                &params,
2740                sizeof(params));
2741
2742        if (err != OK) {
2743            return err;
2744        }
2745
2746        int32_t supportedProfile = static_cast<int32_t>(params.eProfile);
2747        int32_t supportedLevel = static_cast<int32_t>(params.eLevel);
2748
2749        if (profile == supportedProfile && level <= supportedLevel) {
2750            return OK;
2751        }
2752    }
2753}
2754
2755status_t ACodec::configureBitrate(
2756        int32_t bitrate, OMX_VIDEO_CONTROLRATETYPE bitrateMode) {
2757    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
2758    InitOMXParams(&bitrateType);
2759    bitrateType.nPortIndex = kPortIndexOutput;
2760
2761    status_t err = mOMX->getParameter(
2762            mNode, OMX_IndexParamVideoBitrate,
2763            &bitrateType, sizeof(bitrateType));
2764
2765    if (err != OK) {
2766        return err;
2767    }
2768
2769    bitrateType.eControlRate = bitrateMode;
2770    bitrateType.nTargetBitrate = bitrate;
2771
2772    return mOMX->setParameter(
2773            mNode, OMX_IndexParamVideoBitrate,
2774            &bitrateType, sizeof(bitrateType));
2775}
2776
2777status_t ACodec::setupErrorCorrectionParameters() {
2778    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
2779    InitOMXParams(&errorCorrectionType);
2780    errorCorrectionType.nPortIndex = kPortIndexOutput;
2781
2782    status_t err = mOMX->getParameter(
2783            mNode, OMX_IndexParamVideoErrorCorrection,
2784            &errorCorrectionType, sizeof(errorCorrectionType));
2785
2786    if (err != OK) {
2787        return OK;  // Optional feature. Ignore this failure
2788    }
2789
2790    errorCorrectionType.bEnableHEC = OMX_FALSE;
2791    errorCorrectionType.bEnableResync = OMX_TRUE;
2792    errorCorrectionType.nResynchMarkerSpacing = 256;
2793    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
2794    errorCorrectionType.bEnableRVLC = OMX_FALSE;
2795
2796    return mOMX->setParameter(
2797            mNode, OMX_IndexParamVideoErrorCorrection,
2798            &errorCorrectionType, sizeof(errorCorrectionType));
2799}
2800
2801status_t ACodec::setVideoFormatOnPort(
2802        OMX_U32 portIndex,
2803        int32_t width, int32_t height, OMX_VIDEO_CODINGTYPE compressionFormat) {
2804    OMX_PARAM_PORTDEFINITIONTYPE def;
2805    InitOMXParams(&def);
2806    def.nPortIndex = portIndex;
2807
2808    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2809
2810    status_t err = mOMX->getParameter(
2811            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2812
2813    CHECK_EQ(err, (status_t)OK);
2814
2815    if (portIndex == kPortIndexInput) {
2816        // XXX Need a (much) better heuristic to compute input buffer sizes.
2817        const size_t X = 64 * 1024;
2818        if (def.nBufferSize < X) {
2819            def.nBufferSize = X;
2820        }
2821    }
2822
2823    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
2824
2825    video_def->nFrameWidth = width;
2826    video_def->nFrameHeight = height;
2827
2828    if (portIndex == kPortIndexInput) {
2829        video_def->eCompressionFormat = compressionFormat;
2830        video_def->eColorFormat = OMX_COLOR_FormatUnused;
2831    }
2832
2833    err = mOMX->setParameter(
2834            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2835
2836    return err;
2837}
2838
2839status_t ACodec::initNativeWindow() {
2840    if (mNativeWindow != NULL) {
2841        return mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
2842    }
2843
2844    mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_FALSE);
2845    return OK;
2846}
2847
2848size_t ACodec::countBuffersOwnedByComponent(OMX_U32 portIndex) const {
2849    size_t n = 0;
2850
2851    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2852        const BufferInfo &info = mBuffers[portIndex].itemAt(i);
2853
2854        if (info.mStatus == BufferInfo::OWNED_BY_COMPONENT) {
2855            ++n;
2856        }
2857    }
2858
2859    return n;
2860}
2861
2862size_t ACodec::countBuffersOwnedByNativeWindow() const {
2863    size_t n = 0;
2864
2865    for (size_t i = 0; i < mBuffers[kPortIndexOutput].size(); ++i) {
2866        const BufferInfo &info = mBuffers[kPortIndexOutput].itemAt(i);
2867
2868        if (info.mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2869            ++n;
2870        }
2871    }
2872
2873    return n;
2874}
2875
2876void ACodec::waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs() {
2877    if (mNativeWindow == NULL) {
2878        return;
2879    }
2880
2881    while (countBuffersOwnedByNativeWindow() > mNumUndequeuedBuffers
2882            && dequeueBufferFromNativeWindow() != NULL) {
2883        // these buffers will be submitted as regular buffers; account for this
2884        if (mStoreMetaDataInOutputBuffers && mMetaDataBuffersToSubmit > 0) {
2885            --mMetaDataBuffersToSubmit;
2886        }
2887    }
2888}
2889
2890bool ACodec::allYourBuffersAreBelongToUs(
2891        OMX_U32 portIndex) {
2892    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2893        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
2894
2895        if (info->mStatus != BufferInfo::OWNED_BY_US
2896                && info->mStatus != BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2897            ALOGV("[%s] Buffer %u on port %u still has status %d",
2898                    mComponentName.c_str(),
2899                    info->mBufferID, portIndex, info->mStatus);
2900            return false;
2901        }
2902    }
2903
2904    return true;
2905}
2906
2907bool ACodec::allYourBuffersAreBelongToUs() {
2908    return allYourBuffersAreBelongToUs(kPortIndexInput)
2909        && allYourBuffersAreBelongToUs(kPortIndexOutput);
2910}
2911
2912void ACodec::deferMessage(const sp<AMessage> &msg) {
2913    bool wasEmptyBefore = mDeferredQueue.empty();
2914    mDeferredQueue.push_back(msg);
2915}
2916
2917void ACodec::processDeferredMessages() {
2918    List<sp<AMessage> > queue = mDeferredQueue;
2919    mDeferredQueue.clear();
2920
2921    List<sp<AMessage> >::iterator it = queue.begin();
2922    while (it != queue.end()) {
2923        onMessageReceived(*it++);
2924    }
2925}
2926
2927// static
2928bool ACodec::describeDefaultColorFormat(DescribeColorFormatParams &params) {
2929    MediaImage &image = params.sMediaImage;
2930    memset(&image, 0, sizeof(image));
2931
2932    image.mType = MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
2933    image.mNumPlanes = 0;
2934
2935    const OMX_COLOR_FORMATTYPE fmt = params.eColorFormat;
2936    // we need stride and slice-height to be non-zero
2937    if (params.nStride == 0 || params.nSliceHeight == 0) {
2938        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
2939                fmt, fmt, params.nStride, params.nSliceHeight);
2940        return false;
2941    }
2942
2943    image.mWidth = params.nFrameWidth;
2944    image.mHeight = params.nFrameHeight;
2945
2946    // only supporting YUV420
2947    if (fmt != OMX_COLOR_FormatYUV420Planar &&
2948        fmt != OMX_COLOR_FormatYUV420PackedPlanar &&
2949        fmt != OMX_COLOR_FormatYUV420SemiPlanar &&
2950        fmt != OMX_COLOR_FormatYUV420PackedSemiPlanar) {
2951        ALOGW("do not know color format 0x%x = %d", fmt, fmt);
2952        return false;
2953    }
2954
2955    // set-up YUV format
2956    image.mType = MediaImage::MEDIA_IMAGE_TYPE_YUV;
2957    image.mNumPlanes = 3;
2958    image.mBitDepth = 8;
2959    image.mPlane[image.Y].mOffset = 0;
2960    image.mPlane[image.Y].mColInc = 1;
2961    image.mPlane[image.Y].mRowInc = params.nStride;
2962    image.mPlane[image.Y].mHorizSubsampling = 1;
2963    image.mPlane[image.Y].mVertSubsampling = 1;
2964
2965    switch (fmt) {
2966        case OMX_COLOR_FormatYUV420Planar: // used for YV12
2967        case OMX_COLOR_FormatYUV420PackedPlanar:
2968            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2969            image.mPlane[image.U].mColInc = 1;
2970            image.mPlane[image.U].mRowInc = params.nStride / 2;
2971            image.mPlane[image.U].mHorizSubsampling = 2;
2972            image.mPlane[image.U].mVertSubsampling = 2;
2973
2974            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset
2975                    + (params.nStride * params.nSliceHeight / 4);
2976            image.mPlane[image.V].mColInc = 1;
2977            image.mPlane[image.V].mRowInc = params.nStride / 2;
2978            image.mPlane[image.V].mHorizSubsampling = 2;
2979            image.mPlane[image.V].mVertSubsampling = 2;
2980            break;
2981
2982        case OMX_COLOR_FormatYUV420SemiPlanar:
2983            // FIXME: NV21 for sw-encoder, NV12 for decoder and hw-encoder
2984        case OMX_COLOR_FormatYUV420PackedSemiPlanar:
2985            // NV12
2986            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2987            image.mPlane[image.U].mColInc = 2;
2988            image.mPlane[image.U].mRowInc = params.nStride;
2989            image.mPlane[image.U].mHorizSubsampling = 2;
2990            image.mPlane[image.U].mVertSubsampling = 2;
2991
2992            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset + 1;
2993            image.mPlane[image.V].mColInc = 2;
2994            image.mPlane[image.V].mRowInc = params.nStride;
2995            image.mPlane[image.V].mHorizSubsampling = 2;
2996            image.mPlane[image.V].mVertSubsampling = 2;
2997            break;
2998
2999        default:
3000            TRESPASS();
3001    }
3002    return true;
3003}
3004
3005// static
3006bool ACodec::describeColorFormat(
3007        const sp<IOMX> &omx, IOMX::node_id node,
3008        DescribeColorFormatParams &describeParams)
3009{
3010    OMX_INDEXTYPE describeColorFormatIndex;
3011    if (omx->getExtensionIndex(
3012            node, "OMX.google.android.index.describeColorFormat",
3013            &describeColorFormatIndex) != OK ||
3014        omx->getParameter(
3015            node, describeColorFormatIndex,
3016            &describeParams, sizeof(describeParams)) != OK) {
3017        return describeDefaultColorFormat(describeParams);
3018    }
3019    return describeParams.sMediaImage.mType !=
3020            MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
3021}
3022
3023// static
3024bool ACodec::isFlexibleColorFormat(
3025         const sp<IOMX> &omx, IOMX::node_id node,
3026         uint32_t colorFormat, OMX_U32 *flexibleEquivalent) {
3027    DescribeColorFormatParams describeParams;
3028    InitOMXParams(&describeParams);
3029    describeParams.eColorFormat = (OMX_COLOR_FORMATTYPE)colorFormat;
3030    // reasonable dummy values
3031    describeParams.nFrameWidth = 128;
3032    describeParams.nFrameHeight = 128;
3033    describeParams.nStride = 128;
3034    describeParams.nSliceHeight = 128;
3035
3036    CHECK(flexibleEquivalent != NULL);
3037
3038    if (!describeColorFormat(omx, node, describeParams)) {
3039        return false;
3040    }
3041
3042    const MediaImage &img = describeParams.sMediaImage;
3043    if (img.mType == MediaImage::MEDIA_IMAGE_TYPE_YUV) {
3044        if (img.mNumPlanes != 3 ||
3045            img.mPlane[img.Y].mHorizSubsampling != 1 ||
3046            img.mPlane[img.Y].mVertSubsampling != 1) {
3047            return false;
3048        }
3049
3050        // YUV 420
3051        if (img.mPlane[img.U].mHorizSubsampling == 2
3052                && img.mPlane[img.U].mVertSubsampling == 2
3053                && img.mPlane[img.V].mHorizSubsampling == 2
3054                && img.mPlane[img.V].mVertSubsampling == 2) {
3055            // possible flexible YUV420 format
3056            if (img.mBitDepth <= 8) {
3057               *flexibleEquivalent = OMX_COLOR_FormatYUV420Flexible;
3058               return true;
3059            }
3060        }
3061    }
3062    return false;
3063}
3064
3065status_t ACodec::getPortFormat(OMX_U32 portIndex, sp<AMessage> &notify) {
3066    // TODO: catch errors an return them instead of using CHECK
3067    OMX_PARAM_PORTDEFINITIONTYPE def;
3068    InitOMXParams(&def);
3069    def.nPortIndex = portIndex;
3070
3071    CHECK_EQ(mOMX->getParameter(
3072                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
3073             (status_t)OK);
3074
3075    CHECK_EQ((int)def.eDir,
3076            (int)(portIndex == kPortIndexOutput ? OMX_DirOutput : OMX_DirInput));
3077
3078    switch (def.eDomain) {
3079        case OMX_PortDomainVideo:
3080        {
3081            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3082            switch ((int)videoDef->eCompressionFormat) {
3083                case OMX_VIDEO_CodingUnused:
3084                {
3085                    CHECK(mIsEncoder ^ (portIndex == kPortIndexOutput));
3086                    notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
3087
3088                    notify->setInt32("stride", videoDef->nStride);
3089                    notify->setInt32("slice-height", videoDef->nSliceHeight);
3090                    notify->setInt32("color-format", videoDef->eColorFormat);
3091
3092                    DescribeColorFormatParams describeParams;
3093                    InitOMXParams(&describeParams);
3094                    describeParams.eColorFormat = videoDef->eColorFormat;
3095                    describeParams.nFrameWidth = videoDef->nFrameWidth;
3096                    describeParams.nFrameHeight = videoDef->nFrameHeight;
3097                    describeParams.nStride = videoDef->nStride;
3098                    describeParams.nSliceHeight = videoDef->nSliceHeight;
3099
3100                    if (describeColorFormat(mOMX, mNode, describeParams)) {
3101                        notify->setBuffer(
3102                                "image-data",
3103                                ABuffer::CreateAsCopy(
3104                                        &describeParams.sMediaImage,
3105                                        sizeof(describeParams.sMediaImage)));
3106                    }
3107
3108                    OMX_CONFIG_RECTTYPE rect;
3109                    InitOMXParams(&rect);
3110                    rect.nPortIndex = kPortIndexOutput;
3111
3112                    if (mOMX->getConfig(
3113                                mNode, OMX_IndexConfigCommonOutputCrop,
3114                                &rect, sizeof(rect)) != OK) {
3115                        rect.nLeft = 0;
3116                        rect.nTop = 0;
3117                        rect.nWidth = videoDef->nFrameWidth;
3118                        rect.nHeight = videoDef->nFrameHeight;
3119                    }
3120
3121                    CHECK_GE(rect.nLeft, 0);
3122                    CHECK_GE(rect.nTop, 0);
3123                    CHECK_GE(rect.nWidth, 0u);
3124                    CHECK_GE(rect.nHeight, 0u);
3125                    CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
3126                    CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
3127
3128                    notify->setRect(
3129                            "crop",
3130                            rect.nLeft,
3131                            rect.nTop,
3132                            rect.nLeft + rect.nWidth - 1,
3133                            rect.nTop + rect.nHeight - 1);
3134
3135                    break;
3136                }
3137
3138                case OMX_VIDEO_CodingVP8:
3139                case OMX_VIDEO_CodingVP9:
3140                {
3141                    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
3142                    InitOMXParams(&vp8type);
3143                    vp8type.nPortIndex = kPortIndexOutput;
3144                    status_t err = mOMX->getParameter(
3145                            mNode,
3146                            (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
3147                            &vp8type,
3148                            sizeof(vp8type));
3149
3150                    if (err == OK) {
3151                        AString tsSchema = "none";
3152                        if (vp8type.eTemporalPattern
3153                                == OMX_VIDEO_VPXTemporalLayerPatternWebRTC) {
3154                            switch (vp8type.nTemporalLayerCount) {
3155                                case 1:
3156                                {
3157                                    tsSchema = "webrtc.vp8.1-layer";
3158                                    break;
3159                                }
3160                                case 2:
3161                                {
3162                                    tsSchema = "webrtc.vp8.2-layer";
3163                                    break;
3164                                }
3165                                case 3:
3166                                {
3167                                    tsSchema = "webrtc.vp8.3-layer";
3168                                    break;
3169                                }
3170                                default:
3171                                {
3172                                    break;
3173                                }
3174                            }
3175                        }
3176                        notify->setString("ts-schema", tsSchema);
3177                    }
3178                    // Fall through to set up mime.
3179                }
3180
3181                default:
3182                {
3183                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
3184                    AString mime;
3185                    if (GetMimeTypeForVideoCoding(
3186                        videoDef->eCompressionFormat, &mime) != OK) {
3187                        notify->setString("mime", "application/octet-stream");
3188                    } else {
3189                        notify->setString("mime", mime.c_str());
3190                    }
3191                    break;
3192                }
3193            }
3194
3195            notify->setInt32("width", videoDef->nFrameWidth);
3196            notify->setInt32("height", videoDef->nFrameHeight);
3197            break;
3198        }
3199
3200        case OMX_PortDomainAudio:
3201        {
3202            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3203
3204            switch ((int)audioDef->eEncoding) {
3205                case OMX_AUDIO_CodingPCM:
3206                {
3207                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3208                    InitOMXParams(&params);
3209                    params.nPortIndex = portIndex;
3210
3211                    CHECK_EQ(mOMX->getParameter(
3212                                mNode, OMX_IndexParamAudioPcm,
3213                                &params, sizeof(params)),
3214                             (status_t)OK);
3215
3216                    CHECK_GT(params.nChannels, 0);
3217                    CHECK(params.nChannels == 1 || params.bInterleaved);
3218                    CHECK_EQ(params.nBitPerSample, 16u);
3219
3220                    CHECK_EQ((int)params.eNumData,
3221                             (int)OMX_NumericalDataSigned);
3222
3223                    CHECK_EQ((int)params.ePCMMode,
3224                             (int)OMX_AUDIO_PCMModeLinear);
3225
3226                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
3227                    notify->setInt32("channel-count", params.nChannels);
3228                    notify->setInt32("sample-rate", params.nSamplingRate);
3229
3230                    if (mChannelMaskPresent) {
3231                        notify->setInt32("channel-mask", mChannelMask);
3232                    }
3233                    break;
3234                }
3235
3236                case OMX_AUDIO_CodingAAC:
3237                {
3238                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
3239                    InitOMXParams(&params);
3240                    params.nPortIndex = portIndex;
3241
3242                    CHECK_EQ(mOMX->getParameter(
3243                                mNode, OMX_IndexParamAudioAac,
3244                                &params, sizeof(params)),
3245                             (status_t)OK);
3246
3247                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
3248                    notify->setInt32("channel-count", params.nChannels);
3249                    notify->setInt32("sample-rate", params.nSampleRate);
3250                    break;
3251                }
3252
3253                case OMX_AUDIO_CodingAMR:
3254                {
3255                    OMX_AUDIO_PARAM_AMRTYPE params;
3256                    InitOMXParams(&params);
3257                    params.nPortIndex = portIndex;
3258
3259                    CHECK_EQ(mOMX->getParameter(
3260                                mNode, OMX_IndexParamAudioAmr,
3261                                &params, sizeof(params)),
3262                             (status_t)OK);
3263
3264                    notify->setInt32("channel-count", 1);
3265                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
3266                        notify->setString(
3267                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
3268
3269                        notify->setInt32("sample-rate", 16000);
3270                    } else {
3271                        notify->setString(
3272                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
3273
3274                        notify->setInt32("sample-rate", 8000);
3275                    }
3276                    break;
3277                }
3278
3279                case OMX_AUDIO_CodingFLAC:
3280                {
3281                    OMX_AUDIO_PARAM_FLACTYPE params;
3282                    InitOMXParams(&params);
3283                    params.nPortIndex = portIndex;
3284
3285                    CHECK_EQ(mOMX->getParameter(
3286                                mNode, OMX_IndexParamAudioFlac,
3287                                &params, sizeof(params)),
3288                             (status_t)OK);
3289
3290                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
3291                    notify->setInt32("channel-count", params.nChannels);
3292                    notify->setInt32("sample-rate", params.nSampleRate);
3293                    break;
3294                }
3295
3296                case OMX_AUDIO_CodingMP3:
3297                {
3298                    OMX_AUDIO_PARAM_MP3TYPE params;
3299                    InitOMXParams(&params);
3300                    params.nPortIndex = portIndex;
3301
3302                    CHECK_EQ(mOMX->getParameter(
3303                                mNode, OMX_IndexParamAudioMp3,
3304                                &params, sizeof(params)),
3305                             (status_t)OK);
3306
3307                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
3308                    notify->setInt32("channel-count", params.nChannels);
3309                    notify->setInt32("sample-rate", params.nSampleRate);
3310                    break;
3311                }
3312
3313                case OMX_AUDIO_CodingVORBIS:
3314                {
3315                    OMX_AUDIO_PARAM_VORBISTYPE params;
3316                    InitOMXParams(&params);
3317                    params.nPortIndex = portIndex;
3318
3319                    CHECK_EQ(mOMX->getParameter(
3320                                mNode, OMX_IndexParamAudioVorbis,
3321                                &params, sizeof(params)),
3322                             (status_t)OK);
3323
3324                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
3325                    notify->setInt32("channel-count", params.nChannels);
3326                    notify->setInt32("sample-rate", params.nSampleRate);
3327                    break;
3328                }
3329
3330                case OMX_AUDIO_CodingAndroidAC3:
3331                {
3332                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
3333                    InitOMXParams(&params);
3334                    params.nPortIndex = portIndex;
3335
3336                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3337                            mNode,
3338                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3339                            &params,
3340                            sizeof(params)));
3341
3342                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
3343                    notify->setInt32("channel-count", params.nChannels);
3344                    notify->setInt32("sample-rate", params.nSampleRate);
3345                    break;
3346                }
3347
3348                case OMX_AUDIO_CodingAndroidOPUS:
3349                {
3350                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
3351                    InitOMXParams(&params);
3352                    params.nPortIndex = portIndex;
3353
3354                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3355                            mNode,
3356                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
3357                            &params,
3358                            sizeof(params)));
3359
3360                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
3361                    notify->setInt32("channel-count", params.nChannels);
3362                    notify->setInt32("sample-rate", params.nSampleRate);
3363                    break;
3364                }
3365
3366                default:
3367                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
3368                    TRESPASS();
3369            }
3370            break;
3371        }
3372
3373        default:
3374            TRESPASS();
3375    }
3376
3377    return OK;
3378}
3379
3380void ACodec::sendFormatChange(const sp<AMessage> &reply) {
3381    sp<AMessage> notify = mNotify->dup();
3382    notify->setInt32("what", kWhatOutputFormatChanged);
3383
3384    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
3385
3386    AString mime;
3387    CHECK(notify->findString("mime", &mime));
3388
3389    int32_t left, top, right, bottom;
3390    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
3391        mNativeWindow != NULL &&
3392        notify->findRect("crop", &left, &top, &right, &bottom)) {
3393        // notify renderer of the crop change
3394        // NOTE: native window uses extended right-bottom coordinate
3395        reply->setRect("crop", left, top, right + 1, bottom + 1);
3396    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
3397               (mEncoderDelay || mEncoderPadding)) {
3398        int32_t channelCount;
3399        CHECK(notify->findInt32("channel-count", &channelCount));
3400        size_t frameSize = channelCount * sizeof(int16_t);
3401        if (mSkipCutBuffer != NULL) {
3402            size_t prevbufsize = mSkipCutBuffer->size();
3403            if (prevbufsize != 0) {
3404                ALOGW("Replacing SkipCutBuffer holding %d "
3405                      "bytes",
3406                      prevbufsize);
3407            }
3408        }
3409        mSkipCutBuffer = new SkipCutBuffer(
3410                mEncoderDelay * frameSize,
3411                mEncoderPadding * frameSize);
3412    }
3413
3414    notify->post();
3415
3416    mSentFormat = true;
3417}
3418
3419void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3420    sp<AMessage> notify = mNotify->dup();
3421    notify->setInt32("what", CodecBase::kWhatError);
3422    ALOGE("signalError(omxError %#x, internalError %d)", error, internalError);
3423
3424    if (internalError == UNKNOWN_ERROR) { // find better error code
3425        const status_t omxStatus = statusFromOMXError(error);
3426        if (omxStatus != 0) {
3427            internalError = omxStatus;
3428        } else {
3429            ALOGW("Invalid OMX error %#x", error);
3430        }
3431    }
3432    notify->setInt32("err", internalError);
3433    notify->setInt32("actionCode", ACTION_CODE_FATAL); // could translate from OMX error.
3434    notify->post();
3435}
3436
3437status_t ACodec::pushBlankBuffersToNativeWindow() {
3438    status_t err = NO_ERROR;
3439    ANativeWindowBuffer* anb = NULL;
3440    int numBufs = 0;
3441    int minUndequeuedBufs = 0;
3442
3443    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3444    // no frames get dropped by SurfaceFlinger assuming that these are video
3445    // frames.
3446    err = native_window_api_disconnect(mNativeWindow.get(),
3447            NATIVE_WINDOW_API_MEDIA);
3448    if (err != NO_ERROR) {
3449        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3450                strerror(-err), -err);
3451        return err;
3452    }
3453
3454    err = native_window_api_connect(mNativeWindow.get(),
3455            NATIVE_WINDOW_API_CPU);
3456    if (err != NO_ERROR) {
3457        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3458                strerror(-err), -err);
3459        return err;
3460    }
3461
3462    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3463            HAL_PIXEL_FORMAT_RGBX_8888);
3464    if (err != NO_ERROR) {
3465        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3466                strerror(-err), -err);
3467        goto error;
3468    }
3469
3470    err = native_window_set_scaling_mode(mNativeWindow.get(),
3471                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3472    if (err != NO_ERROR) {
3473        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3474              strerror(-err), -err);
3475        goto error;
3476    }
3477
3478    err = native_window_set_usage(mNativeWindow.get(),
3479            GRALLOC_USAGE_SW_WRITE_OFTEN);
3480    if (err != NO_ERROR) {
3481        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3482                strerror(-err), -err);
3483        goto error;
3484    }
3485
3486    err = mNativeWindow->query(mNativeWindow.get(),
3487            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3488    if (err != NO_ERROR) {
3489        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3490                "failed: %s (%d)", strerror(-err), -err);
3491        goto error;
3492    }
3493
3494    numBufs = minUndequeuedBufs + 1;
3495    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3496    if (err != NO_ERROR) {
3497        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3498                strerror(-err), -err);
3499        goto error;
3500    }
3501
3502    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3503    // buffer twice.  This should guarantee that the buffer has been displayed
3504    // on the screen and then been replaced, so an previous video frames are
3505    // guaranteed NOT to be currently displayed.
3506    for (int i = 0; i < numBufs + 1; i++) {
3507        int fenceFd = -1;
3508        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3509        if (err != NO_ERROR) {
3510            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3511                    strerror(-err), -err);
3512            goto error;
3513        }
3514
3515        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3516
3517        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3518        uint32_t* img = NULL;
3519        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3520        if (err != NO_ERROR) {
3521            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3522                    strerror(-err), -err);
3523            goto error;
3524        }
3525
3526        *img = 0;
3527
3528        err = buf->unlock();
3529        if (err != NO_ERROR) {
3530            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3531                    strerror(-err), -err);
3532            goto error;
3533        }
3534
3535        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3536                buf->getNativeBuffer(), -1);
3537        if (err != NO_ERROR) {
3538            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3539                    strerror(-err), -err);
3540            goto error;
3541        }
3542
3543        anb = NULL;
3544    }
3545
3546error:
3547
3548    if (err != NO_ERROR) {
3549        // Clean up after an error.
3550        if (anb != NULL) {
3551            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3552        }
3553
3554        native_window_api_disconnect(mNativeWindow.get(),
3555                NATIVE_WINDOW_API_CPU);
3556        native_window_api_connect(mNativeWindow.get(),
3557                NATIVE_WINDOW_API_MEDIA);
3558
3559        return err;
3560    } else {
3561        // Clean up after success.
3562        err = native_window_api_disconnect(mNativeWindow.get(),
3563                NATIVE_WINDOW_API_CPU);
3564        if (err != NO_ERROR) {
3565            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3566                    strerror(-err), -err);
3567            return err;
3568        }
3569
3570        err = native_window_api_connect(mNativeWindow.get(),
3571                NATIVE_WINDOW_API_MEDIA);
3572        if (err != NO_ERROR) {
3573            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3574                    strerror(-err), -err);
3575            return err;
3576        }
3577
3578        return NO_ERROR;
3579    }
3580}
3581
3582////////////////////////////////////////////////////////////////////////////////
3583
3584ACodec::PortDescription::PortDescription() {
3585}
3586
3587status_t ACodec::requestIDRFrame() {
3588    if (!mIsEncoder) {
3589        return ERROR_UNSUPPORTED;
3590    }
3591
3592    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3593    InitOMXParams(&params);
3594
3595    params.nPortIndex = kPortIndexOutput;
3596    params.IntraRefreshVOP = OMX_TRUE;
3597
3598    return mOMX->setConfig(
3599            mNode,
3600            OMX_IndexConfigVideoIntraVOPRefresh,
3601            &params,
3602            sizeof(params));
3603}
3604
3605void ACodec::PortDescription::addBuffer(
3606        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3607    mBufferIDs.push_back(id);
3608    mBuffers.push_back(buffer);
3609}
3610
3611size_t ACodec::PortDescription::countBuffers() {
3612    return mBufferIDs.size();
3613}
3614
3615IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3616    return mBufferIDs.itemAt(index);
3617}
3618
3619sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3620    return mBuffers.itemAt(index);
3621}
3622
3623////////////////////////////////////////////////////////////////////////////////
3624
3625ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3626    : AState(parentState),
3627      mCodec(codec) {
3628}
3629
3630ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3631        OMX_U32 /* portIndex */) {
3632    return KEEP_BUFFERS;
3633}
3634
3635bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3636    switch (msg->what()) {
3637        case kWhatInputBufferFilled:
3638        {
3639            onInputBufferFilled(msg);
3640            break;
3641        }
3642
3643        case kWhatOutputBufferDrained:
3644        {
3645            onOutputBufferDrained(msg);
3646            break;
3647        }
3648
3649        case ACodec::kWhatOMXMessage:
3650        {
3651            return onOMXMessage(msg);
3652        }
3653
3654        case ACodec::kWhatCreateInputSurface:
3655        case ACodec::kWhatSignalEndOfInputStream:
3656        {
3657            // This may result in an app illegal state exception.
3658            ALOGE("Message 0x%x was not handled", msg->what());
3659            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3660            return true;
3661        }
3662
3663        case ACodec::kWhatOMXDied:
3664        {
3665            // This will result in kFlagSawMediaServerDie handling in MediaCodec.
3666            ALOGE("OMX/mediaserver died, signalling error!");
3667            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3668            break;
3669        }
3670
3671        default:
3672            return false;
3673    }
3674
3675    return true;
3676}
3677
3678bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3679    int32_t type;
3680    CHECK(msg->findInt32("type", &type));
3681
3682    // there is a possibility that this is an outstanding message for a
3683    // codec that we have already destroyed
3684    if (mCodec->mNode == NULL) {
3685        ALOGI("ignoring message as already freed component: %s",
3686                msg->debugString().c_str());
3687        return true;
3688    }
3689
3690    IOMX::node_id nodeID;
3691    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3692    CHECK_EQ(nodeID, mCodec->mNode);
3693
3694    switch (type) {
3695        case omx_message::EVENT:
3696        {
3697            int32_t event, data1, data2;
3698            CHECK(msg->findInt32("event", &event));
3699            CHECK(msg->findInt32("data1", &data1));
3700            CHECK(msg->findInt32("data2", &data2));
3701
3702            if (event == OMX_EventCmdComplete
3703                    && data1 == OMX_CommandFlush
3704                    && data2 == (int32_t)OMX_ALL) {
3705                // Use of this notification is not consistent across
3706                // implementations. We'll drop this notification and rely
3707                // on flush-complete notifications on the individual port
3708                // indices instead.
3709
3710                return true;
3711            }
3712
3713            return onOMXEvent(
3714                    static_cast<OMX_EVENTTYPE>(event),
3715                    static_cast<OMX_U32>(data1),
3716                    static_cast<OMX_U32>(data2));
3717        }
3718
3719        case omx_message::EMPTY_BUFFER_DONE:
3720        {
3721            IOMX::buffer_id bufferID;
3722            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3723
3724            return onOMXEmptyBufferDone(bufferID);
3725        }
3726
3727        case omx_message::FILL_BUFFER_DONE:
3728        {
3729            IOMX::buffer_id bufferID;
3730            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3731
3732            int32_t rangeOffset, rangeLength, flags;
3733            int64_t timeUs;
3734
3735            CHECK(msg->findInt32("range_offset", &rangeOffset));
3736            CHECK(msg->findInt32("range_length", &rangeLength));
3737            CHECK(msg->findInt32("flags", &flags));
3738            CHECK(msg->findInt64("timestamp", &timeUs));
3739
3740            return onOMXFillBufferDone(
3741                    bufferID,
3742                    (size_t)rangeOffset, (size_t)rangeLength,
3743                    (OMX_U32)flags,
3744                    timeUs);
3745        }
3746
3747        default:
3748            TRESPASS();
3749            break;
3750    }
3751}
3752
3753bool ACodec::BaseState::onOMXEvent(
3754        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3755    if (event != OMX_EventError) {
3756        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
3757             mCodec->mComponentName.c_str(), event, data1, data2);
3758
3759        return false;
3760    }
3761
3762    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
3763
3764    // verify OMX component sends back an error we expect.
3765    OMX_ERRORTYPE omxError = (OMX_ERRORTYPE)data1;
3766    if (!isOMXError(omxError)) {
3767        ALOGW("Invalid OMX error %#x", omxError);
3768        omxError = OMX_ErrorUndefined;
3769    }
3770    mCodec->signalError(omxError);
3771
3772    return true;
3773}
3774
3775bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
3776    ALOGV("[%s] onOMXEmptyBufferDone %p",
3777         mCodec->mComponentName.c_str(), bufferID);
3778
3779    BufferInfo *info =
3780        mCodec->findBufferByID(kPortIndexInput, bufferID);
3781
3782    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3783    info->mStatus = BufferInfo::OWNED_BY_US;
3784
3785    // We're in "store-metadata-in-buffers" mode, the underlying
3786    // OMX component had access to data that's implicitly refcounted
3787    // by this "MediaBuffer" object. Now that the OMX component has
3788    // told us that it's done with the input buffer, we can decrement
3789    // the mediaBuffer's reference count.
3790    info->mData->setMediaBufferBase(NULL);
3791
3792    PortMode mode = getPortMode(kPortIndexInput);
3793
3794    switch (mode) {
3795        case KEEP_BUFFERS:
3796            break;
3797
3798        case RESUBMIT_BUFFERS:
3799            postFillThisBuffer(info);
3800            break;
3801
3802        default:
3803        {
3804            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3805            TRESPASS();  // Not currently used
3806            break;
3807        }
3808    }
3809
3810    return true;
3811}
3812
3813void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
3814    if (mCodec->mPortEOS[kPortIndexInput]) {
3815        return;
3816    }
3817
3818    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3819
3820    sp<AMessage> notify = mCodec->mNotify->dup();
3821    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
3822    notify->setInt32("buffer-id", info->mBufferID);
3823
3824    info->mData->meta()->clear();
3825    notify->setBuffer("buffer", info->mData);
3826
3827    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3828    reply->setInt32("buffer-id", info->mBufferID);
3829
3830    notify->setMessage("reply", reply);
3831
3832    notify->post();
3833
3834    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
3835}
3836
3837void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
3838    IOMX::buffer_id bufferID;
3839    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3840    sp<ABuffer> buffer;
3841    int32_t err = OK;
3842    bool eos = false;
3843    PortMode mode = getPortMode(kPortIndexInput);
3844
3845    if (!msg->findBuffer("buffer", &buffer)) {
3846        /* these are unfilled buffers returned by client */
3847        CHECK(msg->findInt32("err", &err));
3848
3849        if (err == OK) {
3850            /* buffers with no errors are returned on MediaCodec.flush */
3851            mode = KEEP_BUFFERS;
3852        } else {
3853            ALOGV("[%s] saw error %d instead of an input buffer",
3854                 mCodec->mComponentName.c_str(), err);
3855            eos = true;
3856        }
3857
3858        buffer.clear();
3859    }
3860
3861    int32_t tmp;
3862    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
3863        eos = true;
3864        err = ERROR_END_OF_STREAM;
3865    }
3866
3867    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
3868    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
3869
3870    info->mStatus = BufferInfo::OWNED_BY_US;
3871
3872    switch (mode) {
3873        case KEEP_BUFFERS:
3874        {
3875            if (eos) {
3876                if (!mCodec->mPortEOS[kPortIndexInput]) {
3877                    mCodec->mPortEOS[kPortIndexInput] = true;
3878                    mCodec->mInputEOSResult = err;
3879                }
3880            }
3881            break;
3882        }
3883
3884        case RESUBMIT_BUFFERS:
3885        {
3886            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
3887                int64_t timeUs;
3888                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
3889
3890                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3891
3892                int32_t isCSD;
3893                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
3894                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
3895                }
3896
3897                if (eos) {
3898                    flags |= OMX_BUFFERFLAG_EOS;
3899                }
3900
3901                if (buffer != info->mData) {
3902                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
3903                         mCodec->mComponentName.c_str(),
3904                         bufferID,
3905                         buffer.get(), info->mData.get());
3906
3907                    CHECK_LE(buffer->size(), info->mData->capacity());
3908                    memcpy(info->mData->data(), buffer->data(), buffer->size());
3909                }
3910
3911                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
3912                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
3913                         mCodec->mComponentName.c_str(), bufferID);
3914                } else if (flags & OMX_BUFFERFLAG_EOS) {
3915                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
3916                         mCodec->mComponentName.c_str(), bufferID);
3917                } else {
3918#if TRACK_BUFFER_TIMING
3919                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
3920                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3921#else
3922                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
3923                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3924#endif
3925                }
3926
3927#if TRACK_BUFFER_TIMING
3928                ACodec::BufferStats stats;
3929                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
3930                stats.mFillBufferDoneTimeUs = -1ll;
3931                mCodec->mBufferStats.add(timeUs, stats);
3932#endif
3933
3934                if (mCodec->mStoreMetaDataInOutputBuffers) {
3935                    // try to submit an output buffer for each input buffer
3936                    PortMode outputMode = getPortMode(kPortIndexOutput);
3937
3938                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
3939                            mCodec->mMetaDataBuffersToSubmit,
3940                            (outputMode == FREE_BUFFERS ? "FREE" :
3941                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
3942                    if (outputMode == RESUBMIT_BUFFERS) {
3943                        mCodec->submitOutputMetaDataBuffer();
3944                    }
3945                }
3946
3947                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3948                            mCodec->mNode,
3949                            bufferID,
3950                            0,
3951                            buffer->size(),
3952                            flags,
3953                            timeUs),
3954                         (status_t)OK);
3955
3956                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3957
3958                if (!eos) {
3959                    getMoreInputDataIfPossible();
3960                } else {
3961                    ALOGV("[%s] Signalled EOS on the input port",
3962                         mCodec->mComponentName.c_str());
3963
3964                    mCodec->mPortEOS[kPortIndexInput] = true;
3965                    mCodec->mInputEOSResult = err;
3966                }
3967            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
3968                if (err != ERROR_END_OF_STREAM) {
3969                    ALOGV("[%s] Signalling EOS on the input port "
3970                         "due to error %d",
3971                         mCodec->mComponentName.c_str(), err);
3972                } else {
3973                    ALOGV("[%s] Signalling EOS on the input port",
3974                         mCodec->mComponentName.c_str());
3975                }
3976
3977                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
3978                     mCodec->mComponentName.c_str(), bufferID);
3979
3980                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3981                            mCodec->mNode,
3982                            bufferID,
3983                            0,
3984                            0,
3985                            OMX_BUFFERFLAG_EOS,
3986                            0),
3987                         (status_t)OK);
3988
3989                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3990
3991                mCodec->mPortEOS[kPortIndexInput] = true;
3992                mCodec->mInputEOSResult = err;
3993            }
3994            break;
3995        }
3996
3997        default:
3998            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3999            break;
4000    }
4001}
4002
4003void ACodec::BaseState::getMoreInputDataIfPossible() {
4004    if (mCodec->mPortEOS[kPortIndexInput]) {
4005        return;
4006    }
4007
4008    BufferInfo *eligible = NULL;
4009
4010    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4011        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4012
4013#if 0
4014        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
4015            // There's already a "read" pending.
4016            return;
4017        }
4018#endif
4019
4020        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4021            eligible = info;
4022        }
4023    }
4024
4025    if (eligible == NULL) {
4026        return;
4027    }
4028
4029    postFillThisBuffer(eligible);
4030}
4031
4032bool ACodec::BaseState::onOMXFillBufferDone(
4033        IOMX::buffer_id bufferID,
4034        size_t rangeOffset, size_t rangeLength,
4035        OMX_U32 flags,
4036        int64_t timeUs) {
4037    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
4038         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
4039
4040    ssize_t index;
4041
4042#if TRACK_BUFFER_TIMING
4043    index = mCodec->mBufferStats.indexOfKey(timeUs);
4044    if (index >= 0) {
4045        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
4046        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
4047
4048        ALOGI("frame PTS %lld: %lld",
4049                timeUs,
4050                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
4051
4052        mCodec->mBufferStats.removeItemsAt(index);
4053        stats = NULL;
4054    }
4055#endif
4056
4057    BufferInfo *info =
4058        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4059
4060    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
4061
4062    info->mDequeuedAt = ++mCodec->mDequeueCounter;
4063    info->mStatus = BufferInfo::OWNED_BY_US;
4064
4065    PortMode mode = getPortMode(kPortIndexOutput);
4066
4067    switch (mode) {
4068        case KEEP_BUFFERS:
4069            break;
4070
4071        case RESUBMIT_BUFFERS:
4072        {
4073            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
4074                ALOGV("[%s] calling fillBuffer %u",
4075                     mCodec->mComponentName.c_str(), info->mBufferID);
4076
4077                CHECK_EQ(mCodec->mOMX->fillBuffer(
4078                            mCodec->mNode, info->mBufferID),
4079                         (status_t)OK);
4080
4081                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4082                break;
4083            }
4084
4085            sp<AMessage> reply =
4086                new AMessage(kWhatOutputBufferDrained, mCodec->id());
4087
4088            if (!mCodec->mSentFormat && rangeLength > 0) {
4089                mCodec->sendFormatChange(reply);
4090            }
4091
4092            if (mCodec->mUseMetadataOnEncoderOutput) {
4093                native_handle_t* handle =
4094                        *(native_handle_t**)(info->mData->data() + 4);
4095                info->mData->meta()->setPointer("handle", handle);
4096                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
4097                info->mData->meta()->setInt32("rangeLength", rangeLength);
4098            } else {
4099                info->mData->setRange(rangeOffset, rangeLength);
4100            }
4101#if 0
4102            if (mCodec->mNativeWindow == NULL) {
4103                if (IsIDR(info->mData)) {
4104                    ALOGI("IDR frame");
4105                }
4106            }
4107#endif
4108
4109            if (mCodec->mSkipCutBuffer != NULL) {
4110                mCodec->mSkipCutBuffer->submit(info->mData);
4111            }
4112            info->mData->meta()->setInt64("timeUs", timeUs);
4113
4114            sp<AMessage> notify = mCodec->mNotify->dup();
4115            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
4116            notify->setInt32("buffer-id", info->mBufferID);
4117            notify->setBuffer("buffer", info->mData);
4118            notify->setInt32("flags", flags);
4119
4120            reply->setInt32("buffer-id", info->mBufferID);
4121
4122            notify->setMessage("reply", reply);
4123
4124            notify->post();
4125
4126            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
4127
4128            if (flags & OMX_BUFFERFLAG_EOS) {
4129                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
4130
4131                sp<AMessage> notify = mCodec->mNotify->dup();
4132                notify->setInt32("what", CodecBase::kWhatEOS);
4133                notify->setInt32("err", mCodec->mInputEOSResult);
4134                notify->post();
4135
4136                mCodec->mPortEOS[kPortIndexOutput] = true;
4137            }
4138            break;
4139        }
4140
4141        default:
4142        {
4143            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4144
4145            CHECK_EQ((status_t)OK,
4146                     mCodec->freeBuffer(kPortIndexOutput, index));
4147            break;
4148        }
4149    }
4150
4151    return true;
4152}
4153
4154void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
4155    IOMX::buffer_id bufferID;
4156    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
4157    ssize_t index;
4158    BufferInfo *info =
4159        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4160    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
4161
4162    android_native_rect_t crop;
4163    if (msg->findRect("crop",
4164            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
4165        CHECK_EQ(0, native_window_set_crop(
4166                mCodec->mNativeWindow.get(), &crop));
4167    }
4168
4169    int32_t render;
4170    if (mCodec->mNativeWindow != NULL
4171            && msg->findInt32("render", &render) && render != 0
4172            && info->mData != NULL && info->mData->size() != 0) {
4173        ATRACE_NAME("render");
4174        // The client wants this buffer to be rendered.
4175
4176        int64_t timestampNs = 0;
4177        if (!msg->findInt64("timestampNs", &timestampNs)) {
4178            // TODO: it seems like we should use the timestamp
4179            // in the (media)buffer as it potentially came from
4180            // an input surface, but we did not propagate it prior to
4181            // API 20.  Perhaps check for target SDK version.
4182#if 0
4183            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
4184                ALOGV("using buffer PTS of %" PRId64, timestampNs);
4185                timestampNs *= 1000;
4186            }
4187#endif
4188        }
4189
4190        status_t err;
4191        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
4192        if (err != OK) {
4193            ALOGW("failed to set buffer timestamp: %d", err);
4194        }
4195
4196        if ((err = mCodec->mNativeWindow->queueBuffer(
4197                    mCodec->mNativeWindow.get(),
4198                    info->mGraphicBuffer.get(), -1)) == OK) {
4199            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
4200        } else {
4201            mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4202            info->mStatus = BufferInfo::OWNED_BY_US;
4203        }
4204    } else {
4205        if (mCodec->mNativeWindow != NULL &&
4206            (info->mData == NULL || info->mData->size() != 0)) {
4207            ATRACE_NAME("frame-drop");
4208        }
4209        info->mStatus = BufferInfo::OWNED_BY_US;
4210    }
4211
4212    PortMode mode = getPortMode(kPortIndexOutput);
4213
4214    switch (mode) {
4215        case KEEP_BUFFERS:
4216        {
4217            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
4218
4219            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4220                // We cannot resubmit the buffer we just rendered, dequeue
4221                // the spare instead.
4222
4223                info = mCodec->dequeueBufferFromNativeWindow();
4224            }
4225            break;
4226        }
4227
4228        case RESUBMIT_BUFFERS:
4229        {
4230            if (!mCodec->mPortEOS[kPortIndexOutput]) {
4231                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4232                    // We cannot resubmit the buffer we just rendered, dequeue
4233                    // the spare instead.
4234
4235                    info = mCodec->dequeueBufferFromNativeWindow();
4236                }
4237
4238                if (info != NULL) {
4239                    ALOGV("[%s] calling fillBuffer %u",
4240                         mCodec->mComponentName.c_str(), info->mBufferID);
4241
4242                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4243                             (status_t)OK);
4244
4245                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4246                }
4247            }
4248            break;
4249        }
4250
4251        default:
4252        {
4253            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4254
4255            CHECK_EQ((status_t)OK,
4256                     mCodec->freeBuffer(kPortIndexOutput, index));
4257            break;
4258        }
4259    }
4260}
4261
4262////////////////////////////////////////////////////////////////////////////////
4263
4264ACodec::UninitializedState::UninitializedState(ACodec *codec)
4265    : BaseState(codec) {
4266}
4267
4268void ACodec::UninitializedState::stateEntered() {
4269    ALOGV("Now uninitialized");
4270
4271    if (mDeathNotifier != NULL) {
4272        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
4273        mDeathNotifier.clear();
4274    }
4275
4276    mCodec->mNativeWindow.clear();
4277    mCodec->mNode = NULL;
4278    mCodec->mOMX.clear();
4279    mCodec->mQuirks = 0;
4280    mCodec->mFlags = 0;
4281    mCodec->mUseMetadataOnEncoderOutput = 0;
4282    mCodec->mComponentName.clear();
4283}
4284
4285bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
4286    bool handled = false;
4287
4288    switch (msg->what()) {
4289        case ACodec::kWhatSetup:
4290        {
4291            onSetup(msg);
4292
4293            handled = true;
4294            break;
4295        }
4296
4297        case ACodec::kWhatAllocateComponent:
4298        {
4299            onAllocateComponent(msg);
4300            handled = true;
4301            break;
4302        }
4303
4304        case ACodec::kWhatShutdown:
4305        {
4306            int32_t keepComponentAllocated;
4307            CHECK(msg->findInt32(
4308                        "keepComponentAllocated", &keepComponentAllocated));
4309            ALOGW_IF(keepComponentAllocated,
4310                     "cannot keep component allocated on shutdown in Uninitialized state");
4311
4312            sp<AMessage> notify = mCodec->mNotify->dup();
4313            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4314            notify->post();
4315
4316            handled = true;
4317            break;
4318        }
4319
4320        case ACodec::kWhatFlush:
4321        {
4322            sp<AMessage> notify = mCodec->mNotify->dup();
4323            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4324            notify->post();
4325
4326            handled = true;
4327            break;
4328        }
4329
4330        default:
4331            return BaseState::onMessageReceived(msg);
4332    }
4333
4334    return handled;
4335}
4336
4337void ACodec::UninitializedState::onSetup(
4338        const sp<AMessage> &msg) {
4339    if (onAllocateComponent(msg)
4340            && mCodec->mLoadedState->onConfigureComponent(msg)) {
4341        mCodec->mLoadedState->onStart();
4342    }
4343}
4344
4345bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
4346    ALOGV("onAllocateComponent");
4347
4348    CHECK(mCodec->mNode == NULL);
4349
4350    OMXClient client;
4351    CHECK_EQ(client.connect(), (status_t)OK);
4352
4353    sp<IOMX> omx = client.interface();
4354
4355    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
4356
4357    mDeathNotifier = new DeathNotifier(notify);
4358    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
4359        // This was a local binder, if it dies so do we, we won't care
4360        // about any notifications in the afterlife.
4361        mDeathNotifier.clear();
4362    }
4363
4364    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4365
4366    AString mime;
4367
4368    AString componentName;
4369    uint32_t quirks = 0;
4370    int32_t encoder = false;
4371    if (msg->findString("componentName", &componentName)) {
4372        ssize_t index = matchingCodecs.add();
4373        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
4374        entry->mName = String8(componentName.c_str());
4375
4376        if (!OMXCodec::findCodecQuirks(
4377                    componentName.c_str(), &entry->mQuirks)) {
4378            entry->mQuirks = 0;
4379        }
4380    } else {
4381        CHECK(msg->findString("mime", &mime));
4382
4383        if (!msg->findInt32("encoder", &encoder)) {
4384            encoder = false;
4385        }
4386
4387        OMXCodec::findMatchingCodecs(
4388                mime.c_str(),
4389                encoder, // createEncoder
4390                NULL,  // matchComponentName
4391                0,     // flags
4392                &matchingCodecs);
4393    }
4394
4395    sp<CodecObserver> observer = new CodecObserver;
4396    IOMX::node_id node = NULL;
4397
4398    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
4399            ++matchIndex) {
4400        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
4401        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
4402
4403        pid_t tid = androidGetTid();
4404        int prevPriority = androidGetThreadPriority(tid);
4405        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
4406        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
4407        androidSetThreadPriority(tid, prevPriority);
4408
4409        if (err == OK) {
4410            break;
4411        } else {
4412            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
4413        }
4414
4415        node = NULL;
4416    }
4417
4418    if (node == NULL) {
4419        if (!mime.empty()) {
4420            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4421                    encoder ? "en" : "de", mime.c_str());
4422        } else {
4423            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4424        }
4425
4426        mCodec->signalError(OMX_ErrorComponentNotFound);
4427        return false;
4428    }
4429
4430    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4431    observer->setNotificationMessage(notify);
4432
4433    mCodec->mComponentName = componentName;
4434    mCodec->mFlags = 0;
4435
4436    if (componentName.endsWith(".secure")) {
4437        mCodec->mFlags |= kFlagIsSecure;
4438        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4439    }
4440
4441    mCodec->mQuirks = quirks;
4442    mCodec->mOMX = omx;
4443    mCodec->mNode = node;
4444
4445    {
4446        sp<AMessage> notify = mCodec->mNotify->dup();
4447        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4448        notify->setString("componentName", mCodec->mComponentName.c_str());
4449        notify->post();
4450    }
4451
4452    mCodec->changeState(mCodec->mLoadedState);
4453
4454    return true;
4455}
4456
4457////////////////////////////////////////////////////////////////////////////////
4458
4459ACodec::LoadedState::LoadedState(ACodec *codec)
4460    : BaseState(codec) {
4461}
4462
4463void ACodec::LoadedState::stateEntered() {
4464    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4465
4466    mCodec->mPortEOS[kPortIndexInput] =
4467        mCodec->mPortEOS[kPortIndexOutput] = false;
4468
4469    mCodec->mInputEOSResult = OK;
4470
4471    mCodec->mDequeueCounter = 0;
4472    mCodec->mMetaDataBuffersToSubmit = 0;
4473    mCodec->mRepeatFrameDelayUs = -1ll;
4474    mCodec->mInputFormat.clear();
4475    mCodec->mOutputFormat.clear();
4476
4477    if (mCodec->mShutdownInProgress) {
4478        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4479
4480        mCodec->mShutdownInProgress = false;
4481        mCodec->mKeepComponentAllocated = false;
4482
4483        onShutdown(keepComponentAllocated);
4484    }
4485    mCodec->mExplicitShutdown = false;
4486}
4487
4488void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4489    if (!keepComponentAllocated) {
4490        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4491
4492        mCodec->changeState(mCodec->mUninitializedState);
4493    }
4494
4495    if (mCodec->mExplicitShutdown) {
4496        sp<AMessage> notify = mCodec->mNotify->dup();
4497        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4498        notify->post();
4499        mCodec->mExplicitShutdown = false;
4500    }
4501}
4502
4503bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4504    bool handled = false;
4505
4506    switch (msg->what()) {
4507        case ACodec::kWhatConfigureComponent:
4508        {
4509            onConfigureComponent(msg);
4510            handled = true;
4511            break;
4512        }
4513
4514        case ACodec::kWhatCreateInputSurface:
4515        {
4516            onCreateInputSurface(msg);
4517            handled = true;
4518            break;
4519        }
4520
4521        case ACodec::kWhatStart:
4522        {
4523            onStart();
4524            handled = true;
4525            break;
4526        }
4527
4528        case ACodec::kWhatShutdown:
4529        {
4530            int32_t keepComponentAllocated;
4531            CHECK(msg->findInt32(
4532                        "keepComponentAllocated", &keepComponentAllocated));
4533
4534            mCodec->mExplicitShutdown = true;
4535            onShutdown(keepComponentAllocated);
4536
4537            handled = true;
4538            break;
4539        }
4540
4541        case ACodec::kWhatFlush:
4542        {
4543            sp<AMessage> notify = mCodec->mNotify->dup();
4544            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4545            notify->post();
4546
4547            handled = true;
4548            break;
4549        }
4550
4551        default:
4552            return BaseState::onMessageReceived(msg);
4553    }
4554
4555    return handled;
4556}
4557
4558bool ACodec::LoadedState::onConfigureComponent(
4559        const sp<AMessage> &msg) {
4560    ALOGV("onConfigureComponent");
4561
4562    CHECK(mCodec->mNode != NULL);
4563
4564    AString mime;
4565    CHECK(msg->findString("mime", &mime));
4566
4567    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4568
4569    if (err != OK) {
4570        ALOGE("[%s] configureCodec returning error %d",
4571              mCodec->mComponentName.c_str(), err);
4572
4573        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4574        return false;
4575    }
4576
4577    sp<RefBase> obj;
4578    if (msg->findObject("native-window", &obj)
4579            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4580        sp<NativeWindowWrapper> nativeWindow(
4581                static_cast<NativeWindowWrapper *>(obj.get()));
4582        CHECK(nativeWindow != NULL);
4583        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4584
4585        native_window_set_scaling_mode(
4586                mCodec->mNativeWindow.get(),
4587                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4588    }
4589    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4590
4591    {
4592        sp<AMessage> notify = mCodec->mNotify->dup();
4593        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4594        notify->setMessage("input-format", mCodec->mInputFormat);
4595        notify->setMessage("output-format", mCodec->mOutputFormat);
4596        notify->post();
4597    }
4598
4599    return true;
4600}
4601
4602void ACodec::LoadedState::onCreateInputSurface(
4603        const sp<AMessage> & /* msg */) {
4604    ALOGV("onCreateInputSurface");
4605
4606    sp<AMessage> notify = mCodec->mNotify->dup();
4607    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4608
4609    sp<IGraphicBufferProducer> bufferProducer;
4610    status_t err;
4611
4612    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4613            &bufferProducer);
4614
4615    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4616        err = mCodec->mOMX->setInternalOption(
4617                mCodec->mNode,
4618                kPortIndexInput,
4619                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4620                &mCodec->mRepeatFrameDelayUs,
4621                sizeof(mCodec->mRepeatFrameDelayUs));
4622
4623        if (err != OK) {
4624            ALOGE("[%s] Unable to configure option to repeat previous "
4625                  "frames (err %d)",
4626                  mCodec->mComponentName.c_str(),
4627                  err);
4628        }
4629    }
4630
4631    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4632        err = mCodec->mOMX->setInternalOption(
4633                mCodec->mNode,
4634                kPortIndexInput,
4635                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4636                &mCodec->mMaxPtsGapUs,
4637                sizeof(mCodec->mMaxPtsGapUs));
4638
4639        if (err != OK) {
4640            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4641                    mCodec->mComponentName.c_str(),
4642                    err);
4643        }
4644    }
4645
4646    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4647            && mCodec->mTimePerFrameUs > 0ll) {
4648        int64_t timeLapse[2];
4649        timeLapse[0] = mCodec->mTimePerFrameUs;
4650        timeLapse[1] = mCodec->mTimePerCaptureUs;
4651        err = mCodec->mOMX->setInternalOption(
4652                mCodec->mNode,
4653                kPortIndexInput,
4654                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4655                &timeLapse[0],
4656                sizeof(timeLapse));
4657
4658        if (err != OK) {
4659            ALOGE("[%s] Unable to configure time lapse (err %d)",
4660                    mCodec->mComponentName.c_str(),
4661                    err);
4662        }
4663    }
4664
4665    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4666        bool suspend = true;
4667        err = mCodec->mOMX->setInternalOption(
4668                mCodec->mNode,
4669                kPortIndexInput,
4670                IOMX::INTERNAL_OPTION_SUSPEND,
4671                &suspend,
4672                sizeof(suspend));
4673
4674        if (err != OK) {
4675            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4676                  mCodec->mComponentName.c_str(),
4677                  err);
4678        }
4679    }
4680
4681    if (err == OK) {
4682        notify->setObject("input-surface",
4683                new BufferProducerWrapper(bufferProducer));
4684    } else {
4685        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4686        // the error through because it's in the "configured" state.  We
4687        // send a kWhatInputSurfaceCreated with an error value instead.
4688        ALOGE("[%s] onCreateInputSurface returning error %d",
4689                mCodec->mComponentName.c_str(), err);
4690        notify->setInt32("err", err);
4691    }
4692    notify->post();
4693}
4694
4695void ACodec::LoadedState::onStart() {
4696    ALOGV("onStart");
4697
4698    CHECK_EQ(mCodec->mOMX->sendCommand(
4699                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4700             (status_t)OK);
4701
4702    mCodec->changeState(mCodec->mLoadedToIdleState);
4703}
4704
4705////////////////////////////////////////////////////////////////////////////////
4706
4707ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
4708    : BaseState(codec) {
4709}
4710
4711void ACodec::LoadedToIdleState::stateEntered() {
4712    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
4713
4714    status_t err;
4715    if ((err = allocateBuffers()) != OK) {
4716        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
4717             "(error 0x%08x)",
4718             err);
4719
4720        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4721
4722        mCodec->changeState(mCodec->mLoadedState);
4723    }
4724}
4725
4726status_t ACodec::LoadedToIdleState::allocateBuffers() {
4727    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
4728
4729    if (err != OK) {
4730        return err;
4731    }
4732
4733    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
4734}
4735
4736bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4737    switch (msg->what()) {
4738        case kWhatSetParameters:
4739        case kWhatShutdown:
4740        {
4741            mCodec->deferMessage(msg);
4742            return true;
4743        }
4744
4745        case kWhatSignalEndOfInputStream:
4746        {
4747            mCodec->onSignalEndOfInputStream();
4748            return true;
4749        }
4750
4751        case kWhatResume:
4752        {
4753            // We'll be active soon enough.
4754            return true;
4755        }
4756
4757        case kWhatFlush:
4758        {
4759            // We haven't even started yet, so we're flushed alright...
4760            sp<AMessage> notify = mCodec->mNotify->dup();
4761            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4762            notify->post();
4763            return true;
4764        }
4765
4766        default:
4767            return BaseState::onMessageReceived(msg);
4768    }
4769}
4770
4771bool ACodec::LoadedToIdleState::onOMXEvent(
4772        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4773    switch (event) {
4774        case OMX_EventCmdComplete:
4775        {
4776            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4777            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4778
4779            CHECK_EQ(mCodec->mOMX->sendCommand(
4780                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
4781                     (status_t)OK);
4782
4783            mCodec->changeState(mCodec->mIdleToExecutingState);
4784
4785            return true;
4786        }
4787
4788        default:
4789            return BaseState::onOMXEvent(event, data1, data2);
4790    }
4791}
4792
4793////////////////////////////////////////////////////////////////////////////////
4794
4795ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
4796    : BaseState(codec) {
4797}
4798
4799void ACodec::IdleToExecutingState::stateEntered() {
4800    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
4801}
4802
4803bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4804    switch (msg->what()) {
4805        case kWhatSetParameters:
4806        case kWhatShutdown:
4807        {
4808            mCodec->deferMessage(msg);
4809            return true;
4810        }
4811
4812        case kWhatResume:
4813        {
4814            // We'll be active soon enough.
4815            return true;
4816        }
4817
4818        case kWhatFlush:
4819        {
4820            // We haven't even started yet, so we're flushed alright...
4821            sp<AMessage> notify = mCodec->mNotify->dup();
4822            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4823            notify->post();
4824
4825            return true;
4826        }
4827
4828        case kWhatSignalEndOfInputStream:
4829        {
4830            mCodec->onSignalEndOfInputStream();
4831            return true;
4832        }
4833
4834        default:
4835            return BaseState::onMessageReceived(msg);
4836    }
4837}
4838
4839bool ACodec::IdleToExecutingState::onOMXEvent(
4840        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4841    switch (event) {
4842        case OMX_EventCmdComplete:
4843        {
4844            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4845            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
4846
4847            mCodec->mExecutingState->resume();
4848            mCodec->changeState(mCodec->mExecutingState);
4849
4850            return true;
4851        }
4852
4853        default:
4854            return BaseState::onOMXEvent(event, data1, data2);
4855    }
4856}
4857
4858////////////////////////////////////////////////////////////////////////////////
4859
4860ACodec::ExecutingState::ExecutingState(ACodec *codec)
4861    : BaseState(codec),
4862      mActive(false) {
4863}
4864
4865ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
4866        OMX_U32 /* portIndex */) {
4867    return RESUBMIT_BUFFERS;
4868}
4869
4870void ACodec::ExecutingState::submitOutputMetaBuffers() {
4871    // submit as many buffers as there are input buffers with the codec
4872    // in case we are in port reconfiguring
4873    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4874        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4875
4876        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
4877            if (mCodec->submitOutputMetaDataBuffer() != OK)
4878                break;
4879        }
4880    }
4881
4882    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4883    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4884}
4885
4886void ACodec::ExecutingState::submitRegularOutputBuffers() {
4887    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
4888        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
4889
4890        if (mCodec->mNativeWindow != NULL) {
4891            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
4892                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
4893
4894            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4895                continue;
4896            }
4897        } else {
4898            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
4899        }
4900
4901        ALOGV("[%s] calling fillBuffer %p",
4902             mCodec->mComponentName.c_str(), info->mBufferID);
4903
4904        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4905                 (status_t)OK);
4906
4907        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4908    }
4909}
4910
4911void ACodec::ExecutingState::submitOutputBuffers() {
4912    submitRegularOutputBuffers();
4913    if (mCodec->mStoreMetaDataInOutputBuffers) {
4914        submitOutputMetaBuffers();
4915    }
4916}
4917
4918void ACodec::ExecutingState::resume() {
4919    if (mActive) {
4920        ALOGV("[%s] We're already active, no need to resume.",
4921             mCodec->mComponentName.c_str());
4922
4923        return;
4924    }
4925
4926    submitOutputBuffers();
4927
4928    // Post all available input buffers
4929    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
4930    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
4931        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4932        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4933            postFillThisBuffer(info);
4934        }
4935    }
4936
4937    mActive = true;
4938}
4939
4940void ACodec::ExecutingState::stateEntered() {
4941    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
4942
4943    mCodec->processDeferredMessages();
4944}
4945
4946bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4947    bool handled = false;
4948
4949    switch (msg->what()) {
4950        case kWhatShutdown:
4951        {
4952            int32_t keepComponentAllocated;
4953            CHECK(msg->findInt32(
4954                        "keepComponentAllocated", &keepComponentAllocated));
4955
4956            mCodec->mShutdownInProgress = true;
4957            mCodec->mExplicitShutdown = true;
4958            mCodec->mKeepComponentAllocated = keepComponentAllocated;
4959
4960            mActive = false;
4961
4962            CHECK_EQ(mCodec->mOMX->sendCommand(
4963                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4964                     (status_t)OK);
4965
4966            mCodec->changeState(mCodec->mExecutingToIdleState);
4967
4968            handled = true;
4969            break;
4970        }
4971
4972        case kWhatFlush:
4973        {
4974            ALOGV("[%s] ExecutingState flushing now "
4975                 "(codec owns %d/%d input, %d/%d output).",
4976                    mCodec->mComponentName.c_str(),
4977                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
4978                    mCodec->mBuffers[kPortIndexInput].size(),
4979                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
4980                    mCodec->mBuffers[kPortIndexOutput].size());
4981
4982            mActive = false;
4983
4984            CHECK_EQ(mCodec->mOMX->sendCommand(
4985                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
4986                     (status_t)OK);
4987
4988            mCodec->changeState(mCodec->mFlushingState);
4989            handled = true;
4990            break;
4991        }
4992
4993        case kWhatResume:
4994        {
4995            resume();
4996
4997            handled = true;
4998            break;
4999        }
5000
5001        case kWhatRequestIDRFrame:
5002        {
5003            status_t err = mCodec->requestIDRFrame();
5004            if (err != OK) {
5005                ALOGW("Requesting an IDR frame failed.");
5006            }
5007
5008            handled = true;
5009            break;
5010        }
5011
5012        case kWhatSetParameters:
5013        {
5014            sp<AMessage> params;
5015            CHECK(msg->findMessage("params", &params));
5016
5017            status_t err = mCodec->setParameters(params);
5018
5019            sp<AMessage> reply;
5020            if (msg->findMessage("reply", &reply)) {
5021                reply->setInt32("err", err);
5022                reply->post();
5023            }
5024
5025            handled = true;
5026            break;
5027        }
5028
5029        case ACodec::kWhatSignalEndOfInputStream:
5030        {
5031            mCodec->onSignalEndOfInputStream();
5032            handled = true;
5033            break;
5034        }
5035
5036        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
5037        case kWhatSubmitOutputMetaDataBufferIfEOS:
5038        {
5039            if (mCodec->mPortEOS[kPortIndexInput] &&
5040                    !mCodec->mPortEOS[kPortIndexOutput]) {
5041                status_t err = mCodec->submitOutputMetaDataBuffer();
5042                if (err == OK) {
5043                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
5044                }
5045            }
5046            return true;
5047        }
5048
5049        default:
5050            handled = BaseState::onMessageReceived(msg);
5051            break;
5052    }
5053
5054    return handled;
5055}
5056
5057status_t ACodec::setParameters(const sp<AMessage> &params) {
5058    int32_t videoBitrate;
5059    if (params->findInt32("video-bitrate", &videoBitrate)) {
5060        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
5061        InitOMXParams(&configParams);
5062        configParams.nPortIndex = kPortIndexOutput;
5063        configParams.nEncodeBitrate = videoBitrate;
5064
5065        status_t err = mOMX->setConfig(
5066                mNode,
5067                OMX_IndexConfigVideoBitrate,
5068                &configParams,
5069                sizeof(configParams));
5070
5071        if (err != OK) {
5072            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
5073                   videoBitrate, err);
5074
5075            return err;
5076        }
5077    }
5078
5079    int64_t skipFramesBeforeUs;
5080    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
5081        status_t err =
5082            mOMX->setInternalOption(
5083                     mNode,
5084                     kPortIndexInput,
5085                     IOMX::INTERNAL_OPTION_START_TIME,
5086                     &skipFramesBeforeUs,
5087                     sizeof(skipFramesBeforeUs));
5088
5089        if (err != OK) {
5090            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
5091            return err;
5092        }
5093    }
5094
5095    int32_t dropInputFrames;
5096    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
5097        bool suspend = dropInputFrames != 0;
5098
5099        status_t err =
5100            mOMX->setInternalOption(
5101                     mNode,
5102                     kPortIndexInput,
5103                     IOMX::INTERNAL_OPTION_SUSPEND,
5104                     &suspend,
5105                     sizeof(suspend));
5106
5107        if (err != OK) {
5108            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
5109            return err;
5110        }
5111    }
5112
5113    int32_t dummy;
5114    if (params->findInt32("request-sync", &dummy)) {
5115        status_t err = requestIDRFrame();
5116
5117        if (err != OK) {
5118            ALOGE("Requesting a sync frame failed w/ err %d", err);
5119            return err;
5120        }
5121    }
5122
5123    return OK;
5124}
5125
5126void ACodec::onSignalEndOfInputStream() {
5127    sp<AMessage> notify = mNotify->dup();
5128    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
5129
5130    status_t err = mOMX->signalEndOfInputStream(mNode);
5131    if (err != OK) {
5132        notify->setInt32("err", err);
5133    }
5134    notify->post();
5135}
5136
5137bool ACodec::ExecutingState::onOMXEvent(
5138        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5139    switch (event) {
5140        case OMX_EventPortSettingsChanged:
5141        {
5142            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
5143
5144            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
5145                mCodec->mMetaDataBuffersToSubmit = 0;
5146                CHECK_EQ(mCodec->mOMX->sendCommand(
5147                            mCodec->mNode,
5148                            OMX_CommandPortDisable, kPortIndexOutput),
5149                         (status_t)OK);
5150
5151                mCodec->freeOutputBuffersNotOwnedByComponent();
5152
5153                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
5154            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
5155                mCodec->mSentFormat = false;
5156            } else {
5157                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
5158                     mCodec->mComponentName.c_str(), data2);
5159            }
5160
5161            return true;
5162        }
5163
5164        case OMX_EventBufferFlag:
5165        {
5166            return true;
5167        }
5168
5169        default:
5170            return BaseState::onOMXEvent(event, data1, data2);
5171    }
5172}
5173
5174////////////////////////////////////////////////////////////////////////////////
5175
5176ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
5177        ACodec *codec)
5178    : BaseState(codec) {
5179}
5180
5181ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
5182        OMX_U32 portIndex) {
5183    if (portIndex == kPortIndexOutput) {
5184        return FREE_BUFFERS;
5185    }
5186
5187    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
5188
5189    return RESUBMIT_BUFFERS;
5190}
5191
5192bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
5193        const sp<AMessage> &msg) {
5194    bool handled = false;
5195
5196    switch (msg->what()) {
5197        case kWhatFlush:
5198        case kWhatShutdown:
5199        case kWhatResume:
5200        {
5201            if (msg->what() == kWhatResume) {
5202                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
5203            }
5204
5205            mCodec->deferMessage(msg);
5206            handled = true;
5207            break;
5208        }
5209
5210        default:
5211            handled = BaseState::onMessageReceived(msg);
5212            break;
5213    }
5214
5215    return handled;
5216}
5217
5218void ACodec::OutputPortSettingsChangedState::stateEntered() {
5219    ALOGV("[%s] Now handling output port settings change",
5220         mCodec->mComponentName.c_str());
5221}
5222
5223bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
5224        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5225    switch (event) {
5226        case OMX_EventCmdComplete:
5227        {
5228            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
5229                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5230
5231                ALOGV("[%s] Output port now disabled.",
5232                        mCodec->mComponentName.c_str());
5233
5234                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
5235                mCodec->mDealer[kPortIndexOutput].clear();
5236
5237                CHECK_EQ(mCodec->mOMX->sendCommand(
5238                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
5239                         (status_t)OK);
5240
5241                status_t err;
5242                if ((err = mCodec->allocateBuffersOnPort(
5243                                kPortIndexOutput)) != OK) {
5244                    ALOGE("Failed to allocate output port buffers after "
5245                         "port reconfiguration (error 0x%08x)",
5246                         err);
5247
5248                    mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
5249
5250                    // This is technically not correct, but appears to be
5251                    // the only way to free the component instance.
5252                    // Controlled transitioning from excecuting->idle
5253                    // and idle->loaded seem impossible probably because
5254                    // the output port never finishes re-enabling.
5255                    mCodec->mShutdownInProgress = true;
5256                    mCodec->mKeepComponentAllocated = false;
5257                    mCodec->changeState(mCodec->mLoadedState);
5258                }
5259
5260                return true;
5261            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
5262                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5263
5264                mCodec->mSentFormat = false;
5265
5266                ALOGV("[%s] Output port now reenabled.",
5267                        mCodec->mComponentName.c_str());
5268
5269                if (mCodec->mExecutingState->active()) {
5270                    mCodec->mExecutingState->submitOutputBuffers();
5271                }
5272
5273                mCodec->changeState(mCodec->mExecutingState);
5274
5275                return true;
5276            }
5277
5278            return false;
5279        }
5280
5281        default:
5282            return false;
5283    }
5284}
5285
5286////////////////////////////////////////////////////////////////////////////////
5287
5288ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
5289    : BaseState(codec),
5290      mComponentNowIdle(false) {
5291}
5292
5293bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
5294    bool handled = false;
5295
5296    switch (msg->what()) {
5297        case kWhatFlush:
5298        {
5299            // Don't send me a flush request if you previously wanted me
5300            // to shutdown.
5301            TRESPASS();
5302            break;
5303        }
5304
5305        case kWhatShutdown:
5306        {
5307            // We're already doing that...
5308
5309            handled = true;
5310            break;
5311        }
5312
5313        default:
5314            handled = BaseState::onMessageReceived(msg);
5315            break;
5316    }
5317
5318    return handled;
5319}
5320
5321void ACodec::ExecutingToIdleState::stateEntered() {
5322    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
5323
5324    mComponentNowIdle = false;
5325    mCodec->mSentFormat = false;
5326}
5327
5328bool ACodec::ExecutingToIdleState::onOMXEvent(
5329        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5330    switch (event) {
5331        case OMX_EventCmdComplete:
5332        {
5333            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5334            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
5335
5336            mComponentNowIdle = true;
5337
5338            changeStateIfWeOwnAllBuffers();
5339
5340            return true;
5341        }
5342
5343        case OMX_EventPortSettingsChanged:
5344        case OMX_EventBufferFlag:
5345        {
5346            // We're shutting down and don't care about this anymore.
5347            return true;
5348        }
5349
5350        default:
5351            return BaseState::onOMXEvent(event, data1, data2);
5352    }
5353}
5354
5355void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
5356    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
5357        CHECK_EQ(mCodec->mOMX->sendCommand(
5358                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
5359                 (status_t)OK);
5360
5361        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
5362        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
5363
5364        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
5365                && mCodec->mNativeWindow != NULL) {
5366            // We push enough 1x1 blank buffers to ensure that one of
5367            // them has made it to the display.  This allows the OMX
5368            // component teardown to zero out any protected buffers
5369            // without the risk of scanning out one of those buffers.
5370            mCodec->pushBlankBuffersToNativeWindow();
5371        }
5372
5373        mCodec->changeState(mCodec->mIdleToLoadedState);
5374    }
5375}
5376
5377void ACodec::ExecutingToIdleState::onInputBufferFilled(
5378        const sp<AMessage> &msg) {
5379    BaseState::onInputBufferFilled(msg);
5380
5381    changeStateIfWeOwnAllBuffers();
5382}
5383
5384void ACodec::ExecutingToIdleState::onOutputBufferDrained(
5385        const sp<AMessage> &msg) {
5386    BaseState::onOutputBufferDrained(msg);
5387
5388    changeStateIfWeOwnAllBuffers();
5389}
5390
5391////////////////////////////////////////////////////////////////////////////////
5392
5393ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
5394    : BaseState(codec) {
5395}
5396
5397bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
5398    bool handled = false;
5399
5400    switch (msg->what()) {
5401        case kWhatShutdown:
5402        {
5403            // We're already doing that...
5404
5405            handled = true;
5406            break;
5407        }
5408
5409        case kWhatFlush:
5410        {
5411            // Don't send me a flush request if you previously wanted me
5412            // to shutdown.
5413            TRESPASS();
5414            break;
5415        }
5416
5417        default:
5418            handled = BaseState::onMessageReceived(msg);
5419            break;
5420    }
5421
5422    return handled;
5423}
5424
5425void ACodec::IdleToLoadedState::stateEntered() {
5426    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5427}
5428
5429bool ACodec::IdleToLoadedState::onOMXEvent(
5430        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5431    switch (event) {
5432        case OMX_EventCmdComplete:
5433        {
5434            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5435            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5436
5437            mCodec->changeState(mCodec->mLoadedState);
5438
5439            return true;
5440        }
5441
5442        default:
5443            return BaseState::onOMXEvent(event, data1, data2);
5444    }
5445}
5446
5447////////////////////////////////////////////////////////////////////////////////
5448
5449ACodec::FlushingState::FlushingState(ACodec *codec)
5450    : BaseState(codec) {
5451}
5452
5453void ACodec::FlushingState::stateEntered() {
5454    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5455
5456    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5457}
5458
5459bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5460    bool handled = false;
5461
5462    switch (msg->what()) {
5463        case kWhatShutdown:
5464        {
5465            mCodec->deferMessage(msg);
5466            break;
5467        }
5468
5469        case kWhatFlush:
5470        {
5471            // We're already doing this right now.
5472            handled = true;
5473            break;
5474        }
5475
5476        default:
5477            handled = BaseState::onMessageReceived(msg);
5478            break;
5479    }
5480
5481    return handled;
5482}
5483
5484bool ACodec::FlushingState::onOMXEvent(
5485        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5486    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5487            mCodec->mComponentName.c_str(), event, data1);
5488
5489    switch (event) {
5490        case OMX_EventCmdComplete:
5491        {
5492            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5493
5494            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5495                CHECK(!mFlushComplete[data2]);
5496                mFlushComplete[data2] = true;
5497
5498                if (mFlushComplete[kPortIndexInput]
5499                        && mFlushComplete[kPortIndexOutput]) {
5500                    changeStateIfWeOwnAllBuffers();
5501                }
5502            } else {
5503                CHECK_EQ(data2, OMX_ALL);
5504                CHECK(mFlushComplete[kPortIndexInput]);
5505                CHECK(mFlushComplete[kPortIndexOutput]);
5506
5507                changeStateIfWeOwnAllBuffers();
5508            }
5509
5510            return true;
5511        }
5512
5513        case OMX_EventPortSettingsChanged:
5514        {
5515            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5516            msg->setInt32("type", omx_message::EVENT);
5517            msg->setInt32("node", mCodec->mNode);
5518            msg->setInt32("event", event);
5519            msg->setInt32("data1", data1);
5520            msg->setInt32("data2", data2);
5521
5522            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5523                 mCodec->mComponentName.c_str());
5524
5525            mCodec->deferMessage(msg);
5526
5527            return true;
5528        }
5529
5530        default:
5531            return BaseState::onOMXEvent(event, data1, data2);
5532    }
5533
5534    return true;
5535}
5536
5537void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5538    BaseState::onOutputBufferDrained(msg);
5539
5540    changeStateIfWeOwnAllBuffers();
5541}
5542
5543void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5544    BaseState::onInputBufferFilled(msg);
5545
5546    changeStateIfWeOwnAllBuffers();
5547}
5548
5549void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5550    if (mFlushComplete[kPortIndexInput]
5551            && mFlushComplete[kPortIndexOutput]
5552            && mCodec->allYourBuffersAreBelongToUs()) {
5553        // We now own all buffers except possibly those still queued with
5554        // the native window for rendering. Let's get those back as well.
5555        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5556
5557        sp<AMessage> notify = mCodec->mNotify->dup();
5558        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5559        notify->post();
5560
5561        mCodec->mPortEOS[kPortIndexInput] =
5562            mCodec->mPortEOS[kPortIndexOutput] = false;
5563
5564        mCodec->mInputEOSResult = OK;
5565
5566        if (mCodec->mSkipCutBuffer != NULL) {
5567            mCodec->mSkipCutBuffer->clear();
5568        }
5569
5570        mCodec->changeState(mCodec->mExecutingState);
5571    }
5572}
5573
5574}  // namespace android
5575