ACodec.cpp revision b32ebac7e3afb49b41eeccf130c8a96c1dae85d1 
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    image.mWidth = params.nFrameWidth;
2937    image.mHeight = params.nFrameHeight;
2938
2939    // only supporting YUV420
2940    if (fmt != OMX_COLOR_FormatYUV420Planar &&
2941        fmt != OMX_COLOR_FormatYUV420PackedPlanar &&
2942        fmt != OMX_COLOR_FormatYUV420SemiPlanar &&
2943        fmt != OMX_COLOR_FormatYUV420PackedSemiPlanar) {
2944        ALOGW("do not know color format 0x%x = %d", fmt, fmt);
2945        return false;
2946    }
2947
2948    // TEMPORARY FIX for some vendors that advertise sliceHeight as 0
2949    if (params.nStride != 0 && params.nSliceHeight == 0) {
2950        ALOGW("using sliceHeight=%u instead of what codec advertised (=0)",
2951                params.nFrameHeight);
2952        params.nSliceHeight = params.nFrameHeight;
2953    }
2954
2955    // we need stride and slice-height to be non-zero
2956    if (params.nStride == 0 || params.nSliceHeight == 0) {
2957        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
2958                fmt, fmt, params.nStride, params.nSliceHeight);
2959        return false;
2960    }
2961
2962    // set-up YUV format
2963    image.mType = MediaImage::MEDIA_IMAGE_TYPE_YUV;
2964    image.mNumPlanes = 3;
2965    image.mBitDepth = 8;
2966    image.mPlane[image.Y].mOffset = 0;
2967    image.mPlane[image.Y].mColInc = 1;
2968    image.mPlane[image.Y].mRowInc = params.nStride;
2969    image.mPlane[image.Y].mHorizSubsampling = 1;
2970    image.mPlane[image.Y].mVertSubsampling = 1;
2971
2972    switch (fmt) {
2973        case OMX_COLOR_FormatYUV420Planar: // used for YV12
2974        case OMX_COLOR_FormatYUV420PackedPlanar:
2975            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2976            image.mPlane[image.U].mColInc = 1;
2977            image.mPlane[image.U].mRowInc = params.nStride / 2;
2978            image.mPlane[image.U].mHorizSubsampling = 2;
2979            image.mPlane[image.U].mVertSubsampling = 2;
2980
2981            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset
2982                    + (params.nStride * params.nSliceHeight / 4);
2983            image.mPlane[image.V].mColInc = 1;
2984            image.mPlane[image.V].mRowInc = params.nStride / 2;
2985            image.mPlane[image.V].mHorizSubsampling = 2;
2986            image.mPlane[image.V].mVertSubsampling = 2;
2987            break;
2988
2989        case OMX_COLOR_FormatYUV420SemiPlanar:
2990            // FIXME: NV21 for sw-encoder, NV12 for decoder and hw-encoder
2991        case OMX_COLOR_FormatYUV420PackedSemiPlanar:
2992            // NV12
2993            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2994            image.mPlane[image.U].mColInc = 2;
2995            image.mPlane[image.U].mRowInc = params.nStride;
2996            image.mPlane[image.U].mHorizSubsampling = 2;
2997            image.mPlane[image.U].mVertSubsampling = 2;
2998
2999            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset + 1;
3000            image.mPlane[image.V].mColInc = 2;
3001            image.mPlane[image.V].mRowInc = params.nStride;
3002            image.mPlane[image.V].mHorizSubsampling = 2;
3003            image.mPlane[image.V].mVertSubsampling = 2;
3004            break;
3005
3006        default:
3007            TRESPASS();
3008    }
3009    return true;
3010}
3011
3012// static
3013bool ACodec::describeColorFormat(
3014        const sp<IOMX> &omx, IOMX::node_id node,
3015        DescribeColorFormatParams &describeParams)
3016{
3017    OMX_INDEXTYPE describeColorFormatIndex;
3018    if (omx->getExtensionIndex(
3019            node, "OMX.google.android.index.describeColorFormat",
3020            &describeColorFormatIndex) != OK ||
3021        omx->getParameter(
3022            node, describeColorFormatIndex,
3023            &describeParams, sizeof(describeParams)) != OK) {
3024        return describeDefaultColorFormat(describeParams);
3025    }
3026    return describeParams.sMediaImage.mType !=
3027            MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
3028}
3029
3030// static
3031bool ACodec::isFlexibleColorFormat(
3032         const sp<IOMX> &omx, IOMX::node_id node,
3033         uint32_t colorFormat, OMX_U32 *flexibleEquivalent) {
3034    DescribeColorFormatParams describeParams;
3035    InitOMXParams(&describeParams);
3036    describeParams.eColorFormat = (OMX_COLOR_FORMATTYPE)colorFormat;
3037    // reasonable dummy values
3038    describeParams.nFrameWidth = 128;
3039    describeParams.nFrameHeight = 128;
3040    describeParams.nStride = 128;
3041    describeParams.nSliceHeight = 128;
3042
3043    CHECK(flexibleEquivalent != NULL);
3044
3045    if (!describeColorFormat(omx, node, describeParams)) {
3046        return false;
3047    }
3048
3049    const MediaImage &img = describeParams.sMediaImage;
3050    if (img.mType == MediaImage::MEDIA_IMAGE_TYPE_YUV) {
3051        if (img.mNumPlanes != 3 ||
3052            img.mPlane[img.Y].mHorizSubsampling != 1 ||
3053            img.mPlane[img.Y].mVertSubsampling != 1) {
3054            return false;
3055        }
3056
3057        // YUV 420
3058        if (img.mPlane[img.U].mHorizSubsampling == 2
3059                && img.mPlane[img.U].mVertSubsampling == 2
3060                && img.mPlane[img.V].mHorizSubsampling == 2
3061                && img.mPlane[img.V].mVertSubsampling == 2) {
3062            // possible flexible YUV420 format
3063            if (img.mBitDepth <= 8) {
3064               *flexibleEquivalent = OMX_COLOR_FormatYUV420Flexible;
3065               return true;
3066            }
3067        }
3068    }
3069    return false;
3070}
3071
3072status_t ACodec::getPortFormat(OMX_U32 portIndex, sp<AMessage> &notify) {
3073    // TODO: catch errors an return them instead of using CHECK
3074    OMX_PARAM_PORTDEFINITIONTYPE def;
3075    InitOMXParams(&def);
3076    def.nPortIndex = portIndex;
3077
3078    CHECK_EQ(mOMX->getParameter(
3079                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
3080             (status_t)OK);
3081
3082    CHECK_EQ((int)def.eDir,
3083            (int)(portIndex == kPortIndexOutput ? OMX_DirOutput : OMX_DirInput));
3084
3085    switch (def.eDomain) {
3086        case OMX_PortDomainVideo:
3087        {
3088            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3089            switch ((int)videoDef->eCompressionFormat) {
3090                case OMX_VIDEO_CodingUnused:
3091                {
3092                    CHECK(mIsEncoder ^ (portIndex == kPortIndexOutput));
3093                    notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
3094
3095                    notify->setInt32("stride", videoDef->nStride);
3096                    notify->setInt32("slice-height", videoDef->nSliceHeight);
3097                    notify->setInt32("color-format", videoDef->eColorFormat);
3098
3099                    DescribeColorFormatParams describeParams;
3100                    InitOMXParams(&describeParams);
3101                    describeParams.eColorFormat = videoDef->eColorFormat;
3102                    describeParams.nFrameWidth = videoDef->nFrameWidth;
3103                    describeParams.nFrameHeight = videoDef->nFrameHeight;
3104                    describeParams.nStride = videoDef->nStride;
3105                    describeParams.nSliceHeight = videoDef->nSliceHeight;
3106
3107                    if (describeColorFormat(mOMX, mNode, describeParams)) {
3108                        notify->setBuffer(
3109                                "image-data",
3110                                ABuffer::CreateAsCopy(
3111                                        &describeParams.sMediaImage,
3112                                        sizeof(describeParams.sMediaImage)));
3113                    }
3114
3115                    OMX_CONFIG_RECTTYPE rect;
3116                    InitOMXParams(&rect);
3117                    rect.nPortIndex = kPortIndexOutput;
3118
3119                    if (mOMX->getConfig(
3120                                mNode, OMX_IndexConfigCommonOutputCrop,
3121                                &rect, sizeof(rect)) != OK) {
3122                        rect.nLeft = 0;
3123                        rect.nTop = 0;
3124                        rect.nWidth = videoDef->nFrameWidth;
3125                        rect.nHeight = videoDef->nFrameHeight;
3126                    }
3127
3128                    CHECK_GE(rect.nLeft, 0);
3129                    CHECK_GE(rect.nTop, 0);
3130                    CHECK_GE(rect.nWidth, 0u);
3131                    CHECK_GE(rect.nHeight, 0u);
3132                    CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
3133                    CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
3134
3135                    notify->setRect(
3136                            "crop",
3137                            rect.nLeft,
3138                            rect.nTop,
3139                            rect.nLeft + rect.nWidth - 1,
3140                            rect.nTop + rect.nHeight - 1);
3141
3142                    break;
3143                }
3144
3145                case OMX_VIDEO_CodingVP8:
3146                case OMX_VIDEO_CodingVP9:
3147                {
3148                    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
3149                    InitOMXParams(&vp8type);
3150                    vp8type.nPortIndex = kPortIndexOutput;
3151                    status_t err = mOMX->getParameter(
3152                            mNode,
3153                            (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
3154                            &vp8type,
3155                            sizeof(vp8type));
3156
3157                    if (err == OK) {
3158                        AString tsSchema = "none";
3159                        if (vp8type.eTemporalPattern
3160                                == OMX_VIDEO_VPXTemporalLayerPatternWebRTC) {
3161                            switch (vp8type.nTemporalLayerCount) {
3162                                case 1:
3163                                {
3164                                    tsSchema = "webrtc.vp8.1-layer";
3165                                    break;
3166                                }
3167                                case 2:
3168                                {
3169                                    tsSchema = "webrtc.vp8.2-layer";
3170                                    break;
3171                                }
3172                                case 3:
3173                                {
3174                                    tsSchema = "webrtc.vp8.3-layer";
3175                                    break;
3176                                }
3177                                default:
3178                                {
3179                                    break;
3180                                }
3181                            }
3182                        }
3183                        notify->setString("ts-schema", tsSchema);
3184                    }
3185                    // Fall through to set up mime.
3186                }
3187
3188                default:
3189                {
3190                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
3191                    AString mime;
3192                    if (GetMimeTypeForVideoCoding(
3193                        videoDef->eCompressionFormat, &mime) != OK) {
3194                        notify->setString("mime", "application/octet-stream");
3195                    } else {
3196                        notify->setString("mime", mime.c_str());
3197                    }
3198                    break;
3199                }
3200            }
3201
3202            notify->setInt32("width", videoDef->nFrameWidth);
3203            notify->setInt32("height", videoDef->nFrameHeight);
3204            break;
3205        }
3206
3207        case OMX_PortDomainAudio:
3208        {
3209            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3210
3211            switch ((int)audioDef->eEncoding) {
3212                case OMX_AUDIO_CodingPCM:
3213                {
3214                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3215                    InitOMXParams(&params);
3216                    params.nPortIndex = portIndex;
3217
3218                    CHECK_EQ(mOMX->getParameter(
3219                                mNode, OMX_IndexParamAudioPcm,
3220                                &params, sizeof(params)),
3221                             (status_t)OK);
3222
3223                    CHECK_GT(params.nChannels, 0);
3224                    CHECK(params.nChannels == 1 || params.bInterleaved);
3225                    CHECK_EQ(params.nBitPerSample, 16u);
3226
3227                    CHECK_EQ((int)params.eNumData,
3228                             (int)OMX_NumericalDataSigned);
3229
3230                    CHECK_EQ((int)params.ePCMMode,
3231                             (int)OMX_AUDIO_PCMModeLinear);
3232
3233                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
3234                    notify->setInt32("channel-count", params.nChannels);
3235                    notify->setInt32("sample-rate", params.nSamplingRate);
3236
3237                    if (mChannelMaskPresent) {
3238                        notify->setInt32("channel-mask", mChannelMask);
3239                    }
3240                    break;
3241                }
3242
3243                case OMX_AUDIO_CodingAAC:
3244                {
3245                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
3246                    InitOMXParams(&params);
3247                    params.nPortIndex = portIndex;
3248
3249                    CHECK_EQ(mOMX->getParameter(
3250                                mNode, OMX_IndexParamAudioAac,
3251                                &params, sizeof(params)),
3252                             (status_t)OK);
3253
3254                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
3255                    notify->setInt32("channel-count", params.nChannels);
3256                    notify->setInt32("sample-rate", params.nSampleRate);
3257                    break;
3258                }
3259
3260                case OMX_AUDIO_CodingAMR:
3261                {
3262                    OMX_AUDIO_PARAM_AMRTYPE params;
3263                    InitOMXParams(&params);
3264                    params.nPortIndex = portIndex;
3265
3266                    CHECK_EQ(mOMX->getParameter(
3267                                mNode, OMX_IndexParamAudioAmr,
3268                                &params, sizeof(params)),
3269                             (status_t)OK);
3270
3271                    notify->setInt32("channel-count", 1);
3272                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
3273                        notify->setString(
3274                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
3275
3276                        notify->setInt32("sample-rate", 16000);
3277                    } else {
3278                        notify->setString(
3279                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
3280
3281                        notify->setInt32("sample-rate", 8000);
3282                    }
3283                    break;
3284                }
3285
3286                case OMX_AUDIO_CodingFLAC:
3287                {
3288                    OMX_AUDIO_PARAM_FLACTYPE params;
3289                    InitOMXParams(&params);
3290                    params.nPortIndex = portIndex;
3291
3292                    CHECK_EQ(mOMX->getParameter(
3293                                mNode, OMX_IndexParamAudioFlac,
3294                                &params, sizeof(params)),
3295                             (status_t)OK);
3296
3297                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
3298                    notify->setInt32("channel-count", params.nChannels);
3299                    notify->setInt32("sample-rate", params.nSampleRate);
3300                    break;
3301                }
3302
3303                case OMX_AUDIO_CodingMP3:
3304                {
3305                    OMX_AUDIO_PARAM_MP3TYPE params;
3306                    InitOMXParams(&params);
3307                    params.nPortIndex = portIndex;
3308
3309                    CHECK_EQ(mOMX->getParameter(
3310                                mNode, OMX_IndexParamAudioMp3,
3311                                &params, sizeof(params)),
3312                             (status_t)OK);
3313
3314                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
3315                    notify->setInt32("channel-count", params.nChannels);
3316                    notify->setInt32("sample-rate", params.nSampleRate);
3317                    break;
3318                }
3319
3320                case OMX_AUDIO_CodingVORBIS:
3321                {
3322                    OMX_AUDIO_PARAM_VORBISTYPE params;
3323                    InitOMXParams(&params);
3324                    params.nPortIndex = portIndex;
3325
3326                    CHECK_EQ(mOMX->getParameter(
3327                                mNode, OMX_IndexParamAudioVorbis,
3328                                &params, sizeof(params)),
3329                             (status_t)OK);
3330
3331                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
3332                    notify->setInt32("channel-count", params.nChannels);
3333                    notify->setInt32("sample-rate", params.nSampleRate);
3334                    break;
3335                }
3336
3337                case OMX_AUDIO_CodingAndroidAC3:
3338                {
3339                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
3340                    InitOMXParams(&params);
3341                    params.nPortIndex = portIndex;
3342
3343                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3344                            mNode,
3345                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3346                            &params,
3347                            sizeof(params)));
3348
3349                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
3350                    notify->setInt32("channel-count", params.nChannels);
3351                    notify->setInt32("sample-rate", params.nSampleRate);
3352                    break;
3353                }
3354
3355                case OMX_AUDIO_CodingAndroidOPUS:
3356                {
3357                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
3358                    InitOMXParams(&params);
3359                    params.nPortIndex = portIndex;
3360
3361                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3362                            mNode,
3363                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
3364                            &params,
3365                            sizeof(params)));
3366
3367                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
3368                    notify->setInt32("channel-count", params.nChannels);
3369                    notify->setInt32("sample-rate", params.nSampleRate);
3370                    break;
3371                }
3372
3373                default:
3374                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
3375                    TRESPASS();
3376            }
3377            break;
3378        }
3379
3380        default:
3381            TRESPASS();
3382    }
3383
3384    return OK;
3385}
3386
3387void ACodec::sendFormatChange(const sp<AMessage> &reply) {
3388    sp<AMessage> notify = mNotify->dup();
3389    notify->setInt32("what", kWhatOutputFormatChanged);
3390
3391    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
3392
3393    AString mime;
3394    CHECK(notify->findString("mime", &mime));
3395
3396    int32_t left, top, right, bottom;
3397    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
3398        mNativeWindow != NULL &&
3399        notify->findRect("crop", &left, &top, &right, &bottom)) {
3400        // notify renderer of the crop change
3401        // NOTE: native window uses extended right-bottom coordinate
3402        reply->setRect("crop", left, top, right + 1, bottom + 1);
3403    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
3404               (mEncoderDelay || mEncoderPadding)) {
3405        int32_t channelCount;
3406        CHECK(notify->findInt32("channel-count", &channelCount));
3407        size_t frameSize = channelCount * sizeof(int16_t);
3408        if (mSkipCutBuffer != NULL) {
3409            size_t prevbufsize = mSkipCutBuffer->size();
3410            if (prevbufsize != 0) {
3411                ALOGW("Replacing SkipCutBuffer holding %d "
3412                      "bytes",
3413                      prevbufsize);
3414            }
3415        }
3416        mSkipCutBuffer = new SkipCutBuffer(
3417                mEncoderDelay * frameSize,
3418                mEncoderPadding * frameSize);
3419    }
3420
3421    notify->post();
3422
3423    mSentFormat = true;
3424}
3425
3426void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3427    sp<AMessage> notify = mNotify->dup();
3428    notify->setInt32("what", CodecBase::kWhatError);
3429    ALOGE("signalError(omxError %#x, internalError %d)", error, internalError);
3430
3431    if (internalError == UNKNOWN_ERROR) { // find better error code
3432        const status_t omxStatus = statusFromOMXError(error);
3433        if (omxStatus != 0) {
3434            internalError = omxStatus;
3435        } else {
3436            ALOGW("Invalid OMX error %#x", error);
3437        }
3438    }
3439    notify->setInt32("err", internalError);
3440    notify->setInt32("actionCode", ACTION_CODE_FATAL); // could translate from OMX error.
3441    notify->post();
3442}
3443
3444status_t ACodec::pushBlankBuffersToNativeWindow() {
3445    status_t err = NO_ERROR;
3446    ANativeWindowBuffer* anb = NULL;
3447    int numBufs = 0;
3448    int minUndequeuedBufs = 0;
3449
3450    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3451    // no frames get dropped by SurfaceFlinger assuming that these are video
3452    // frames.
3453    err = native_window_api_disconnect(mNativeWindow.get(),
3454            NATIVE_WINDOW_API_MEDIA);
3455    if (err != NO_ERROR) {
3456        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3457                strerror(-err), -err);
3458        return err;
3459    }
3460
3461    err = native_window_api_connect(mNativeWindow.get(),
3462            NATIVE_WINDOW_API_CPU);
3463    if (err != NO_ERROR) {
3464        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3465                strerror(-err), -err);
3466        return err;
3467    }
3468
3469    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3470            HAL_PIXEL_FORMAT_RGBX_8888);
3471    if (err != NO_ERROR) {
3472        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3473                strerror(-err), -err);
3474        goto error;
3475    }
3476
3477    err = native_window_set_scaling_mode(mNativeWindow.get(),
3478                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3479    if (err != NO_ERROR) {
3480        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3481              strerror(-err), -err);
3482        goto error;
3483    }
3484
3485    err = native_window_set_usage(mNativeWindow.get(),
3486            GRALLOC_USAGE_SW_WRITE_OFTEN);
3487    if (err != NO_ERROR) {
3488        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3489                strerror(-err), -err);
3490        goto error;
3491    }
3492
3493    err = mNativeWindow->query(mNativeWindow.get(),
3494            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3495    if (err != NO_ERROR) {
3496        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3497                "failed: %s (%d)", strerror(-err), -err);
3498        goto error;
3499    }
3500
3501    numBufs = minUndequeuedBufs + 1;
3502    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3503    if (err != NO_ERROR) {
3504        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3505                strerror(-err), -err);
3506        goto error;
3507    }
3508
3509    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3510    // buffer twice.  This should guarantee that the buffer has been displayed
3511    // on the screen and then been replaced, so an previous video frames are
3512    // guaranteed NOT to be currently displayed.
3513    for (int i = 0; i < numBufs + 1; i++) {
3514        int fenceFd = -1;
3515        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3516        if (err != NO_ERROR) {
3517            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3518                    strerror(-err), -err);
3519            goto error;
3520        }
3521
3522        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3523
3524        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3525        uint32_t* img = NULL;
3526        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3527        if (err != NO_ERROR) {
3528            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3529                    strerror(-err), -err);
3530            goto error;
3531        }
3532
3533        *img = 0;
3534
3535        err = buf->unlock();
3536        if (err != NO_ERROR) {
3537            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3538                    strerror(-err), -err);
3539            goto error;
3540        }
3541
3542        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3543                buf->getNativeBuffer(), -1);
3544        if (err != NO_ERROR) {
3545            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3546                    strerror(-err), -err);
3547            goto error;
3548        }
3549
3550        anb = NULL;
3551    }
3552
3553error:
3554
3555    if (err != NO_ERROR) {
3556        // Clean up after an error.
3557        if (anb != NULL) {
3558            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3559        }
3560
3561        native_window_api_disconnect(mNativeWindow.get(),
3562                NATIVE_WINDOW_API_CPU);
3563        native_window_api_connect(mNativeWindow.get(),
3564                NATIVE_WINDOW_API_MEDIA);
3565
3566        return err;
3567    } else {
3568        // Clean up after success.
3569        err = native_window_api_disconnect(mNativeWindow.get(),
3570                NATIVE_WINDOW_API_CPU);
3571        if (err != NO_ERROR) {
3572            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3573                    strerror(-err), -err);
3574            return err;
3575        }
3576
3577        err = native_window_api_connect(mNativeWindow.get(),
3578                NATIVE_WINDOW_API_MEDIA);
3579        if (err != NO_ERROR) {
3580            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3581                    strerror(-err), -err);
3582            return err;
3583        }
3584
3585        return NO_ERROR;
3586    }
3587}
3588
3589////////////////////////////////////////////////////////////////////////////////
3590
3591ACodec::PortDescription::PortDescription() {
3592}
3593
3594status_t ACodec::requestIDRFrame() {
3595    if (!mIsEncoder) {
3596        return ERROR_UNSUPPORTED;
3597    }
3598
3599    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3600    InitOMXParams(&params);
3601
3602    params.nPortIndex = kPortIndexOutput;
3603    params.IntraRefreshVOP = OMX_TRUE;
3604
3605    return mOMX->setConfig(
3606            mNode,
3607            OMX_IndexConfigVideoIntraVOPRefresh,
3608            &params,
3609            sizeof(params));
3610}
3611
3612void ACodec::PortDescription::addBuffer(
3613        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3614    mBufferIDs.push_back(id);
3615    mBuffers.push_back(buffer);
3616}
3617
3618size_t ACodec::PortDescription::countBuffers() {
3619    return mBufferIDs.size();
3620}
3621
3622IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3623    return mBufferIDs.itemAt(index);
3624}
3625
3626sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3627    return mBuffers.itemAt(index);
3628}
3629
3630////////////////////////////////////////////////////////////////////////////////
3631
3632ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3633    : AState(parentState),
3634      mCodec(codec) {
3635}
3636
3637ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3638        OMX_U32 /* portIndex */) {
3639    return KEEP_BUFFERS;
3640}
3641
3642bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3643    switch (msg->what()) {
3644        case kWhatInputBufferFilled:
3645        {
3646            onInputBufferFilled(msg);
3647            break;
3648        }
3649
3650        case kWhatOutputBufferDrained:
3651        {
3652            onOutputBufferDrained(msg);
3653            break;
3654        }
3655
3656        case ACodec::kWhatOMXMessage:
3657        {
3658            return onOMXMessage(msg);
3659        }
3660
3661        case ACodec::kWhatCreateInputSurface:
3662        case ACodec::kWhatSignalEndOfInputStream:
3663        {
3664            // This may result in an app illegal state exception.
3665            ALOGE("Message 0x%x was not handled", msg->what());
3666            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3667            return true;
3668        }
3669
3670        case ACodec::kWhatOMXDied:
3671        {
3672            // This will result in kFlagSawMediaServerDie handling in MediaCodec.
3673            ALOGE("OMX/mediaserver died, signalling error!");
3674            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3675            break;
3676        }
3677
3678        default:
3679            return false;
3680    }
3681
3682    return true;
3683}
3684
3685bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3686    int32_t type;
3687    CHECK(msg->findInt32("type", &type));
3688
3689    // there is a possibility that this is an outstanding message for a
3690    // codec that we have already destroyed
3691    if (mCodec->mNode == NULL) {
3692        ALOGI("ignoring message as already freed component: %s",
3693                msg->debugString().c_str());
3694        return true;
3695    }
3696
3697    IOMX::node_id nodeID;
3698    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3699    CHECK_EQ(nodeID, mCodec->mNode);
3700
3701    switch (type) {
3702        case omx_message::EVENT:
3703        {
3704            int32_t event, data1, data2;
3705            CHECK(msg->findInt32("event", &event));
3706            CHECK(msg->findInt32("data1", &data1));
3707            CHECK(msg->findInt32("data2", &data2));
3708
3709            if (event == OMX_EventCmdComplete
3710                    && data1 == OMX_CommandFlush
3711                    && data2 == (int32_t)OMX_ALL) {
3712                // Use of this notification is not consistent across
3713                // implementations. We'll drop this notification and rely
3714                // on flush-complete notifications on the individual port
3715                // indices instead.
3716
3717                return true;
3718            }
3719
3720            return onOMXEvent(
3721                    static_cast<OMX_EVENTTYPE>(event),
3722                    static_cast<OMX_U32>(data1),
3723                    static_cast<OMX_U32>(data2));
3724        }
3725
3726        case omx_message::EMPTY_BUFFER_DONE:
3727        {
3728            IOMX::buffer_id bufferID;
3729            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3730
3731            return onOMXEmptyBufferDone(bufferID);
3732        }
3733
3734        case omx_message::FILL_BUFFER_DONE:
3735        {
3736            IOMX::buffer_id bufferID;
3737            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3738
3739            int32_t rangeOffset, rangeLength, flags;
3740            int64_t timeUs;
3741
3742            CHECK(msg->findInt32("range_offset", &rangeOffset));
3743            CHECK(msg->findInt32("range_length", &rangeLength));
3744            CHECK(msg->findInt32("flags", &flags));
3745            CHECK(msg->findInt64("timestamp", &timeUs));
3746
3747            return onOMXFillBufferDone(
3748                    bufferID,
3749                    (size_t)rangeOffset, (size_t)rangeLength,
3750                    (OMX_U32)flags,
3751                    timeUs);
3752        }
3753
3754        default:
3755            TRESPASS();
3756            break;
3757    }
3758}
3759
3760bool ACodec::BaseState::onOMXEvent(
3761        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3762    if (event != OMX_EventError) {
3763        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
3764             mCodec->mComponentName.c_str(), event, data1, data2);
3765
3766        return false;
3767    }
3768
3769    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
3770
3771    // verify OMX component sends back an error we expect.
3772    OMX_ERRORTYPE omxError = (OMX_ERRORTYPE)data1;
3773    if (!isOMXError(omxError)) {
3774        ALOGW("Invalid OMX error %#x", omxError);
3775        omxError = OMX_ErrorUndefined;
3776    }
3777    mCodec->signalError(omxError);
3778
3779    return true;
3780}
3781
3782bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
3783    ALOGV("[%s] onOMXEmptyBufferDone %p",
3784         mCodec->mComponentName.c_str(), bufferID);
3785
3786    BufferInfo *info =
3787        mCodec->findBufferByID(kPortIndexInput, bufferID);
3788
3789    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3790    info->mStatus = BufferInfo::OWNED_BY_US;
3791
3792    // We're in "store-metadata-in-buffers" mode, the underlying
3793    // OMX component had access to data that's implicitly refcounted
3794    // by this "MediaBuffer" object. Now that the OMX component has
3795    // told us that it's done with the input buffer, we can decrement
3796    // the mediaBuffer's reference count.
3797    info->mData->setMediaBufferBase(NULL);
3798
3799    PortMode mode = getPortMode(kPortIndexInput);
3800
3801    switch (mode) {
3802        case KEEP_BUFFERS:
3803            break;
3804
3805        case RESUBMIT_BUFFERS:
3806            postFillThisBuffer(info);
3807            break;
3808
3809        default:
3810        {
3811            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3812            TRESPASS();  // Not currently used
3813            break;
3814        }
3815    }
3816
3817    return true;
3818}
3819
3820void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
3821    if (mCodec->mPortEOS[kPortIndexInput]) {
3822        return;
3823    }
3824
3825    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3826
3827    sp<AMessage> notify = mCodec->mNotify->dup();
3828    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
3829    notify->setInt32("buffer-id", info->mBufferID);
3830
3831    info->mData->meta()->clear();
3832    notify->setBuffer("buffer", info->mData);
3833
3834    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3835    reply->setInt32("buffer-id", info->mBufferID);
3836
3837    notify->setMessage("reply", reply);
3838
3839    notify->post();
3840
3841    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
3842}
3843
3844void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
3845    IOMX::buffer_id bufferID;
3846    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3847    sp<ABuffer> buffer;
3848    int32_t err = OK;
3849    bool eos = false;
3850    PortMode mode = getPortMode(kPortIndexInput);
3851
3852    if (!msg->findBuffer("buffer", &buffer)) {
3853        /* these are unfilled buffers returned by client */
3854        CHECK(msg->findInt32("err", &err));
3855
3856        if (err == OK) {
3857            /* buffers with no errors are returned on MediaCodec.flush */
3858            mode = KEEP_BUFFERS;
3859        } else {
3860            ALOGV("[%s] saw error %d instead of an input buffer",
3861                 mCodec->mComponentName.c_str(), err);
3862            eos = true;
3863        }
3864
3865        buffer.clear();
3866    }
3867
3868    int32_t tmp;
3869    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
3870        eos = true;
3871        err = ERROR_END_OF_STREAM;
3872    }
3873
3874    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
3875    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
3876
3877    info->mStatus = BufferInfo::OWNED_BY_US;
3878
3879    switch (mode) {
3880        case KEEP_BUFFERS:
3881        {
3882            if (eos) {
3883                if (!mCodec->mPortEOS[kPortIndexInput]) {
3884                    mCodec->mPortEOS[kPortIndexInput] = true;
3885                    mCodec->mInputEOSResult = err;
3886                }
3887            }
3888            break;
3889        }
3890
3891        case RESUBMIT_BUFFERS:
3892        {
3893            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
3894                int64_t timeUs;
3895                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
3896
3897                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3898
3899                int32_t isCSD;
3900                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
3901                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
3902                }
3903
3904                if (eos) {
3905                    flags |= OMX_BUFFERFLAG_EOS;
3906                }
3907
3908                if (buffer != info->mData) {
3909                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
3910                         mCodec->mComponentName.c_str(),
3911                         bufferID,
3912                         buffer.get(), info->mData.get());
3913
3914                    CHECK_LE(buffer->size(), info->mData->capacity());
3915                    memcpy(info->mData->data(), buffer->data(), buffer->size());
3916                }
3917
3918                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
3919                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
3920                         mCodec->mComponentName.c_str(), bufferID);
3921                } else if (flags & OMX_BUFFERFLAG_EOS) {
3922                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
3923                         mCodec->mComponentName.c_str(), bufferID);
3924                } else {
3925#if TRACK_BUFFER_TIMING
3926                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
3927                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3928#else
3929                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
3930                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3931#endif
3932                }
3933
3934#if TRACK_BUFFER_TIMING
3935                ACodec::BufferStats stats;
3936                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
3937                stats.mFillBufferDoneTimeUs = -1ll;
3938                mCodec->mBufferStats.add(timeUs, stats);
3939#endif
3940
3941                if (mCodec->mStoreMetaDataInOutputBuffers) {
3942                    // try to submit an output buffer for each input buffer
3943                    PortMode outputMode = getPortMode(kPortIndexOutput);
3944
3945                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
3946                            mCodec->mMetaDataBuffersToSubmit,
3947                            (outputMode == FREE_BUFFERS ? "FREE" :
3948                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
3949                    if (outputMode == RESUBMIT_BUFFERS) {
3950                        mCodec->submitOutputMetaDataBuffer();
3951                    }
3952                }
3953
3954                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3955                            mCodec->mNode,
3956                            bufferID,
3957                            0,
3958                            buffer->size(),
3959                            flags,
3960                            timeUs),
3961                         (status_t)OK);
3962
3963                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3964
3965                if (!eos) {
3966                    getMoreInputDataIfPossible();
3967                } else {
3968                    ALOGV("[%s] Signalled EOS on the input port",
3969                         mCodec->mComponentName.c_str());
3970
3971                    mCodec->mPortEOS[kPortIndexInput] = true;
3972                    mCodec->mInputEOSResult = err;
3973                }
3974            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
3975                if (err != ERROR_END_OF_STREAM) {
3976                    ALOGV("[%s] Signalling EOS on the input port "
3977                         "due to error %d",
3978                         mCodec->mComponentName.c_str(), err);
3979                } else {
3980                    ALOGV("[%s] Signalling EOS on the input port",
3981                         mCodec->mComponentName.c_str());
3982                }
3983
3984                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
3985                     mCodec->mComponentName.c_str(), bufferID);
3986
3987                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3988                            mCodec->mNode,
3989                            bufferID,
3990                            0,
3991                            0,
3992                            OMX_BUFFERFLAG_EOS,
3993                            0),
3994                         (status_t)OK);
3995
3996                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3997
3998                mCodec->mPortEOS[kPortIndexInput] = true;
3999                mCodec->mInputEOSResult = err;
4000            }
4001            break;
4002        }
4003
4004        default:
4005            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4006            break;
4007    }
4008}
4009
4010void ACodec::BaseState::getMoreInputDataIfPossible() {
4011    if (mCodec->mPortEOS[kPortIndexInput]) {
4012        return;
4013    }
4014
4015    BufferInfo *eligible = NULL;
4016
4017    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4018        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4019
4020#if 0
4021        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
4022            // There's already a "read" pending.
4023            return;
4024        }
4025#endif
4026
4027        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4028            eligible = info;
4029        }
4030    }
4031
4032    if (eligible == NULL) {
4033        return;
4034    }
4035
4036    postFillThisBuffer(eligible);
4037}
4038
4039bool ACodec::BaseState::onOMXFillBufferDone(
4040        IOMX::buffer_id bufferID,
4041        size_t rangeOffset, size_t rangeLength,
4042        OMX_U32 flags,
4043        int64_t timeUs) {
4044    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
4045         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
4046
4047    ssize_t index;
4048
4049#if TRACK_BUFFER_TIMING
4050    index = mCodec->mBufferStats.indexOfKey(timeUs);
4051    if (index >= 0) {
4052        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
4053        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
4054
4055        ALOGI("frame PTS %lld: %lld",
4056                timeUs,
4057                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
4058
4059        mCodec->mBufferStats.removeItemsAt(index);
4060        stats = NULL;
4061    }
4062#endif
4063
4064    BufferInfo *info =
4065        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4066
4067    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
4068
4069    info->mDequeuedAt = ++mCodec->mDequeueCounter;
4070    info->mStatus = BufferInfo::OWNED_BY_US;
4071
4072    PortMode mode = getPortMode(kPortIndexOutput);
4073
4074    switch (mode) {
4075        case KEEP_BUFFERS:
4076            break;
4077
4078        case RESUBMIT_BUFFERS:
4079        {
4080            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
4081                ALOGV("[%s] calling fillBuffer %u",
4082                     mCodec->mComponentName.c_str(), info->mBufferID);
4083
4084                CHECK_EQ(mCodec->mOMX->fillBuffer(
4085                            mCodec->mNode, info->mBufferID),
4086                         (status_t)OK);
4087
4088                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4089                break;
4090            }
4091
4092            sp<AMessage> reply =
4093                new AMessage(kWhatOutputBufferDrained, mCodec->id());
4094
4095            if (!mCodec->mSentFormat && rangeLength > 0) {
4096                mCodec->sendFormatChange(reply);
4097            }
4098
4099            if (mCodec->mUseMetadataOnEncoderOutput) {
4100                native_handle_t* handle =
4101                        *(native_handle_t**)(info->mData->data() + 4);
4102                info->mData->meta()->setPointer("handle", handle);
4103                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
4104                info->mData->meta()->setInt32("rangeLength", rangeLength);
4105            } else {
4106                info->mData->setRange(rangeOffset, rangeLength);
4107            }
4108#if 0
4109            if (mCodec->mNativeWindow == NULL) {
4110                if (IsIDR(info->mData)) {
4111                    ALOGI("IDR frame");
4112                }
4113            }
4114#endif
4115
4116            if (mCodec->mSkipCutBuffer != NULL) {
4117                mCodec->mSkipCutBuffer->submit(info->mData);
4118            }
4119            info->mData->meta()->setInt64("timeUs", timeUs);
4120
4121            sp<AMessage> notify = mCodec->mNotify->dup();
4122            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
4123            notify->setInt32("buffer-id", info->mBufferID);
4124            notify->setBuffer("buffer", info->mData);
4125            notify->setInt32("flags", flags);
4126
4127            reply->setInt32("buffer-id", info->mBufferID);
4128
4129            notify->setMessage("reply", reply);
4130
4131            notify->post();
4132
4133            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
4134
4135            if (flags & OMX_BUFFERFLAG_EOS) {
4136                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
4137
4138                sp<AMessage> notify = mCodec->mNotify->dup();
4139                notify->setInt32("what", CodecBase::kWhatEOS);
4140                notify->setInt32("err", mCodec->mInputEOSResult);
4141                notify->post();
4142
4143                mCodec->mPortEOS[kPortIndexOutput] = true;
4144            }
4145            break;
4146        }
4147
4148        default:
4149        {
4150            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4151
4152            CHECK_EQ((status_t)OK,
4153                     mCodec->freeBuffer(kPortIndexOutput, index));
4154            break;
4155        }
4156    }
4157
4158    return true;
4159}
4160
4161void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
4162    IOMX::buffer_id bufferID;
4163    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
4164    ssize_t index;
4165    BufferInfo *info =
4166        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4167    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
4168
4169    android_native_rect_t crop;
4170    if (msg->findRect("crop",
4171            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
4172        CHECK_EQ(0, native_window_set_crop(
4173                mCodec->mNativeWindow.get(), &crop));
4174    }
4175
4176    int32_t render;
4177    if (mCodec->mNativeWindow != NULL
4178            && msg->findInt32("render", &render) && render != 0
4179            && info->mData != NULL && info->mData->size() != 0) {
4180        ATRACE_NAME("render");
4181        // The client wants this buffer to be rendered.
4182
4183        int64_t timestampNs = 0;
4184        if (!msg->findInt64("timestampNs", &timestampNs)) {
4185            // TODO: it seems like we should use the timestamp
4186            // in the (media)buffer as it potentially came from
4187            // an input surface, but we did not propagate it prior to
4188            // API 20.  Perhaps check for target SDK version.
4189#if 0
4190            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
4191                ALOGV("using buffer PTS of %" PRId64, timestampNs);
4192                timestampNs *= 1000;
4193            }
4194#endif
4195        }
4196
4197        status_t err;
4198        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
4199        if (err != OK) {
4200            ALOGW("failed to set buffer timestamp: %d", err);
4201        }
4202
4203        if ((err = mCodec->mNativeWindow->queueBuffer(
4204                    mCodec->mNativeWindow.get(),
4205                    info->mGraphicBuffer.get(), -1)) == OK) {
4206            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
4207        } else {
4208            mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4209            info->mStatus = BufferInfo::OWNED_BY_US;
4210        }
4211    } else {
4212        if (mCodec->mNativeWindow != NULL &&
4213            (info->mData == NULL || info->mData->size() != 0)) {
4214            ATRACE_NAME("frame-drop");
4215        }
4216        info->mStatus = BufferInfo::OWNED_BY_US;
4217    }
4218
4219    PortMode mode = getPortMode(kPortIndexOutput);
4220
4221    switch (mode) {
4222        case KEEP_BUFFERS:
4223        {
4224            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
4225
4226            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4227                // We cannot resubmit the buffer we just rendered, dequeue
4228                // the spare instead.
4229
4230                info = mCodec->dequeueBufferFromNativeWindow();
4231            }
4232            break;
4233        }
4234
4235        case RESUBMIT_BUFFERS:
4236        {
4237            if (!mCodec->mPortEOS[kPortIndexOutput]) {
4238                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4239                    // We cannot resubmit the buffer we just rendered, dequeue
4240                    // the spare instead.
4241
4242                    info = mCodec->dequeueBufferFromNativeWindow();
4243                }
4244
4245                if (info != NULL) {
4246                    ALOGV("[%s] calling fillBuffer %u",
4247                         mCodec->mComponentName.c_str(), info->mBufferID);
4248
4249                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4250                             (status_t)OK);
4251
4252                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4253                }
4254            }
4255            break;
4256        }
4257
4258        default:
4259        {
4260            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4261
4262            CHECK_EQ((status_t)OK,
4263                     mCodec->freeBuffer(kPortIndexOutput, index));
4264            break;
4265        }
4266    }
4267}
4268
4269////////////////////////////////////////////////////////////////////////////////
4270
4271ACodec::UninitializedState::UninitializedState(ACodec *codec)
4272    : BaseState(codec) {
4273}
4274
4275void ACodec::UninitializedState::stateEntered() {
4276    ALOGV("Now uninitialized");
4277
4278    if (mDeathNotifier != NULL) {
4279        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
4280        mDeathNotifier.clear();
4281    }
4282
4283    mCodec->mNativeWindow.clear();
4284    mCodec->mNode = NULL;
4285    mCodec->mOMX.clear();
4286    mCodec->mQuirks = 0;
4287    mCodec->mFlags = 0;
4288    mCodec->mUseMetadataOnEncoderOutput = 0;
4289    mCodec->mComponentName.clear();
4290}
4291
4292bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
4293    bool handled = false;
4294
4295    switch (msg->what()) {
4296        case ACodec::kWhatSetup:
4297        {
4298            onSetup(msg);
4299
4300            handled = true;
4301            break;
4302        }
4303
4304        case ACodec::kWhatAllocateComponent:
4305        {
4306            onAllocateComponent(msg);
4307            handled = true;
4308            break;
4309        }
4310
4311        case ACodec::kWhatShutdown:
4312        {
4313            int32_t keepComponentAllocated;
4314            CHECK(msg->findInt32(
4315                        "keepComponentAllocated", &keepComponentAllocated));
4316            ALOGW_IF(keepComponentAllocated,
4317                     "cannot keep component allocated on shutdown in Uninitialized state");
4318
4319            sp<AMessage> notify = mCodec->mNotify->dup();
4320            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4321            notify->post();
4322
4323            handled = true;
4324            break;
4325        }
4326
4327        case ACodec::kWhatFlush:
4328        {
4329            sp<AMessage> notify = mCodec->mNotify->dup();
4330            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4331            notify->post();
4332
4333            handled = true;
4334            break;
4335        }
4336
4337        default:
4338            return BaseState::onMessageReceived(msg);
4339    }
4340
4341    return handled;
4342}
4343
4344void ACodec::UninitializedState::onSetup(
4345        const sp<AMessage> &msg) {
4346    if (onAllocateComponent(msg)
4347            && mCodec->mLoadedState->onConfigureComponent(msg)) {
4348        mCodec->mLoadedState->onStart();
4349    }
4350}
4351
4352bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
4353    ALOGV("onAllocateComponent");
4354
4355    CHECK(mCodec->mNode == NULL);
4356
4357    OMXClient client;
4358    CHECK_EQ(client.connect(), (status_t)OK);
4359
4360    sp<IOMX> omx = client.interface();
4361
4362    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
4363
4364    mDeathNotifier = new DeathNotifier(notify);
4365    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
4366        // This was a local binder, if it dies so do we, we won't care
4367        // about any notifications in the afterlife.
4368        mDeathNotifier.clear();
4369    }
4370
4371    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4372
4373    AString mime;
4374
4375    AString componentName;
4376    uint32_t quirks = 0;
4377    int32_t encoder = false;
4378    if (msg->findString("componentName", &componentName)) {
4379        ssize_t index = matchingCodecs.add();
4380        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
4381        entry->mName = String8(componentName.c_str());
4382
4383        if (!OMXCodec::findCodecQuirks(
4384                    componentName.c_str(), &entry->mQuirks)) {
4385            entry->mQuirks = 0;
4386        }
4387    } else {
4388        CHECK(msg->findString("mime", &mime));
4389
4390        if (!msg->findInt32("encoder", &encoder)) {
4391            encoder = false;
4392        }
4393
4394        OMXCodec::findMatchingCodecs(
4395                mime.c_str(),
4396                encoder, // createEncoder
4397                NULL,  // matchComponentName
4398                0,     // flags
4399                &matchingCodecs);
4400    }
4401
4402    sp<CodecObserver> observer = new CodecObserver;
4403    IOMX::node_id node = NULL;
4404
4405    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
4406            ++matchIndex) {
4407        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
4408        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
4409
4410        pid_t tid = androidGetTid();
4411        int prevPriority = androidGetThreadPriority(tid);
4412        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
4413        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
4414        androidSetThreadPriority(tid, prevPriority);
4415
4416        if (err == OK) {
4417            break;
4418        } else {
4419            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
4420        }
4421
4422        node = NULL;
4423    }
4424
4425    if (node == NULL) {
4426        if (!mime.empty()) {
4427            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4428                    encoder ? "en" : "de", mime.c_str());
4429        } else {
4430            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4431        }
4432
4433        mCodec->signalError(OMX_ErrorComponentNotFound);
4434        return false;
4435    }
4436
4437    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4438    observer->setNotificationMessage(notify);
4439
4440    mCodec->mComponentName = componentName;
4441    mCodec->mFlags = 0;
4442
4443    if (componentName.endsWith(".secure")) {
4444        mCodec->mFlags |= kFlagIsSecure;
4445        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4446    }
4447
4448    mCodec->mQuirks = quirks;
4449    mCodec->mOMX = omx;
4450    mCodec->mNode = node;
4451
4452    {
4453        sp<AMessage> notify = mCodec->mNotify->dup();
4454        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4455        notify->setString("componentName", mCodec->mComponentName.c_str());
4456        notify->post();
4457    }
4458
4459    mCodec->changeState(mCodec->mLoadedState);
4460
4461    return true;
4462}
4463
4464////////////////////////////////////////////////////////////////////////////////
4465
4466ACodec::LoadedState::LoadedState(ACodec *codec)
4467    : BaseState(codec) {
4468}
4469
4470void ACodec::LoadedState::stateEntered() {
4471    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4472
4473    mCodec->mPortEOS[kPortIndexInput] =
4474        mCodec->mPortEOS[kPortIndexOutput] = false;
4475
4476    mCodec->mInputEOSResult = OK;
4477
4478    mCodec->mDequeueCounter = 0;
4479    mCodec->mMetaDataBuffersToSubmit = 0;
4480    mCodec->mRepeatFrameDelayUs = -1ll;
4481    mCodec->mInputFormat.clear();
4482    mCodec->mOutputFormat.clear();
4483
4484    if (mCodec->mShutdownInProgress) {
4485        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4486
4487        mCodec->mShutdownInProgress = false;
4488        mCodec->mKeepComponentAllocated = false;
4489
4490        onShutdown(keepComponentAllocated);
4491    }
4492    mCodec->mExplicitShutdown = false;
4493}
4494
4495void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4496    if (!keepComponentAllocated) {
4497        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4498
4499        mCodec->changeState(mCodec->mUninitializedState);
4500    }
4501
4502    if (mCodec->mExplicitShutdown) {
4503        sp<AMessage> notify = mCodec->mNotify->dup();
4504        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4505        notify->post();
4506        mCodec->mExplicitShutdown = false;
4507    }
4508}
4509
4510bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4511    bool handled = false;
4512
4513    switch (msg->what()) {
4514        case ACodec::kWhatConfigureComponent:
4515        {
4516            onConfigureComponent(msg);
4517            handled = true;
4518            break;
4519        }
4520
4521        case ACodec::kWhatCreateInputSurface:
4522        {
4523            onCreateInputSurface(msg);
4524            handled = true;
4525            break;
4526        }
4527
4528        case ACodec::kWhatStart:
4529        {
4530            onStart();
4531            handled = true;
4532            break;
4533        }
4534
4535        case ACodec::kWhatShutdown:
4536        {
4537            int32_t keepComponentAllocated;
4538            CHECK(msg->findInt32(
4539                        "keepComponentAllocated", &keepComponentAllocated));
4540
4541            mCodec->mExplicitShutdown = true;
4542            onShutdown(keepComponentAllocated);
4543
4544            handled = true;
4545            break;
4546        }
4547
4548        case ACodec::kWhatFlush:
4549        {
4550            sp<AMessage> notify = mCodec->mNotify->dup();
4551            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4552            notify->post();
4553
4554            handled = true;
4555            break;
4556        }
4557
4558        default:
4559            return BaseState::onMessageReceived(msg);
4560    }
4561
4562    return handled;
4563}
4564
4565bool ACodec::LoadedState::onConfigureComponent(
4566        const sp<AMessage> &msg) {
4567    ALOGV("onConfigureComponent");
4568
4569    CHECK(mCodec->mNode != NULL);
4570
4571    AString mime;
4572    CHECK(msg->findString("mime", &mime));
4573
4574    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4575
4576    if (err != OK) {
4577        ALOGE("[%s] configureCodec returning error %d",
4578              mCodec->mComponentName.c_str(), err);
4579
4580        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4581        return false;
4582    }
4583
4584    sp<RefBase> obj;
4585    if (msg->findObject("native-window", &obj)
4586            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4587        sp<NativeWindowWrapper> nativeWindow(
4588                static_cast<NativeWindowWrapper *>(obj.get()));
4589        CHECK(nativeWindow != NULL);
4590        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4591
4592        native_window_set_scaling_mode(
4593                mCodec->mNativeWindow.get(),
4594                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4595    }
4596    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4597
4598    {
4599        sp<AMessage> notify = mCodec->mNotify->dup();
4600        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4601        notify->setMessage("input-format", mCodec->mInputFormat);
4602        notify->setMessage("output-format", mCodec->mOutputFormat);
4603        notify->post();
4604    }
4605
4606    return true;
4607}
4608
4609void ACodec::LoadedState::onCreateInputSurface(
4610        const sp<AMessage> & /* msg */) {
4611    ALOGV("onCreateInputSurface");
4612
4613    sp<AMessage> notify = mCodec->mNotify->dup();
4614    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4615
4616    sp<IGraphicBufferProducer> bufferProducer;
4617    status_t err;
4618
4619    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4620            &bufferProducer);
4621
4622    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4623        err = mCodec->mOMX->setInternalOption(
4624                mCodec->mNode,
4625                kPortIndexInput,
4626                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4627                &mCodec->mRepeatFrameDelayUs,
4628                sizeof(mCodec->mRepeatFrameDelayUs));
4629
4630        if (err != OK) {
4631            ALOGE("[%s] Unable to configure option to repeat previous "
4632                  "frames (err %d)",
4633                  mCodec->mComponentName.c_str(),
4634                  err);
4635        }
4636    }
4637
4638    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4639        err = mCodec->mOMX->setInternalOption(
4640                mCodec->mNode,
4641                kPortIndexInput,
4642                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4643                &mCodec->mMaxPtsGapUs,
4644                sizeof(mCodec->mMaxPtsGapUs));
4645
4646        if (err != OK) {
4647            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4648                    mCodec->mComponentName.c_str(),
4649                    err);
4650        }
4651    }
4652
4653    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4654            && mCodec->mTimePerFrameUs > 0ll) {
4655        int64_t timeLapse[2];
4656        timeLapse[0] = mCodec->mTimePerFrameUs;
4657        timeLapse[1] = mCodec->mTimePerCaptureUs;
4658        err = mCodec->mOMX->setInternalOption(
4659                mCodec->mNode,
4660                kPortIndexInput,
4661                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4662                &timeLapse[0],
4663                sizeof(timeLapse));
4664
4665        if (err != OK) {
4666            ALOGE("[%s] Unable to configure time lapse (err %d)",
4667                    mCodec->mComponentName.c_str(),
4668                    err);
4669        }
4670    }
4671
4672    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4673        bool suspend = true;
4674        err = mCodec->mOMX->setInternalOption(
4675                mCodec->mNode,
4676                kPortIndexInput,
4677                IOMX::INTERNAL_OPTION_SUSPEND,
4678                &suspend,
4679                sizeof(suspend));
4680
4681        if (err != OK) {
4682            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4683                  mCodec->mComponentName.c_str(),
4684                  err);
4685        }
4686    }
4687
4688    if (err == OK) {
4689        notify->setObject("input-surface",
4690                new BufferProducerWrapper(bufferProducer));
4691    } else {
4692        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4693        // the error through because it's in the "configured" state.  We
4694        // send a kWhatInputSurfaceCreated with an error value instead.
4695        ALOGE("[%s] onCreateInputSurface returning error %d",
4696                mCodec->mComponentName.c_str(), err);
4697        notify->setInt32("err", err);
4698    }
4699    notify->post();
4700}
4701
4702void ACodec::LoadedState::onStart() {
4703    ALOGV("onStart");
4704
4705    CHECK_EQ(mCodec->mOMX->sendCommand(
4706                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4707             (status_t)OK);
4708
4709    mCodec->changeState(mCodec->mLoadedToIdleState);
4710}
4711
4712////////////////////////////////////////////////////////////////////////////////
4713
4714ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
4715    : BaseState(codec) {
4716}
4717
4718void ACodec::LoadedToIdleState::stateEntered() {
4719    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
4720
4721    status_t err;
4722    if ((err = allocateBuffers()) != OK) {
4723        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
4724             "(error 0x%08x)",
4725             err);
4726
4727        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4728
4729        mCodec->changeState(mCodec->mLoadedState);
4730    }
4731}
4732
4733status_t ACodec::LoadedToIdleState::allocateBuffers() {
4734    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
4735
4736    if (err != OK) {
4737        return err;
4738    }
4739
4740    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
4741}
4742
4743bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4744    switch (msg->what()) {
4745        case kWhatSetParameters:
4746        case kWhatShutdown:
4747        {
4748            mCodec->deferMessage(msg);
4749            return true;
4750        }
4751
4752        case kWhatSignalEndOfInputStream:
4753        {
4754            mCodec->onSignalEndOfInputStream();
4755            return true;
4756        }
4757
4758        case kWhatResume:
4759        {
4760            // We'll be active soon enough.
4761            return true;
4762        }
4763
4764        case kWhatFlush:
4765        {
4766            // We haven't even started yet, so we're flushed alright...
4767            sp<AMessage> notify = mCodec->mNotify->dup();
4768            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4769            notify->post();
4770            return true;
4771        }
4772
4773        default:
4774            return BaseState::onMessageReceived(msg);
4775    }
4776}
4777
4778bool ACodec::LoadedToIdleState::onOMXEvent(
4779        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4780    switch (event) {
4781        case OMX_EventCmdComplete:
4782        {
4783            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4784            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4785
4786            CHECK_EQ(mCodec->mOMX->sendCommand(
4787                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
4788                     (status_t)OK);
4789
4790            mCodec->changeState(mCodec->mIdleToExecutingState);
4791
4792            return true;
4793        }
4794
4795        default:
4796            return BaseState::onOMXEvent(event, data1, data2);
4797    }
4798}
4799
4800////////////////////////////////////////////////////////////////////////////////
4801
4802ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
4803    : BaseState(codec) {
4804}
4805
4806void ACodec::IdleToExecutingState::stateEntered() {
4807    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
4808}
4809
4810bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4811    switch (msg->what()) {
4812        case kWhatSetParameters:
4813        case kWhatShutdown:
4814        {
4815            mCodec->deferMessage(msg);
4816            return true;
4817        }
4818
4819        case kWhatResume:
4820        {
4821            // We'll be active soon enough.
4822            return true;
4823        }
4824
4825        case kWhatFlush:
4826        {
4827            // We haven't even started yet, so we're flushed alright...
4828            sp<AMessage> notify = mCodec->mNotify->dup();
4829            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4830            notify->post();
4831
4832            return true;
4833        }
4834
4835        case kWhatSignalEndOfInputStream:
4836        {
4837            mCodec->onSignalEndOfInputStream();
4838            return true;
4839        }
4840
4841        default:
4842            return BaseState::onMessageReceived(msg);
4843    }
4844}
4845
4846bool ACodec::IdleToExecutingState::onOMXEvent(
4847        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4848    switch (event) {
4849        case OMX_EventCmdComplete:
4850        {
4851            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4852            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
4853
4854            mCodec->mExecutingState->resume();
4855            mCodec->changeState(mCodec->mExecutingState);
4856
4857            return true;
4858        }
4859
4860        default:
4861            return BaseState::onOMXEvent(event, data1, data2);
4862    }
4863}
4864
4865////////////////////////////////////////////////////////////////////////////////
4866
4867ACodec::ExecutingState::ExecutingState(ACodec *codec)
4868    : BaseState(codec),
4869      mActive(false) {
4870}
4871
4872ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
4873        OMX_U32 /* portIndex */) {
4874    return RESUBMIT_BUFFERS;
4875}
4876
4877void ACodec::ExecutingState::submitOutputMetaBuffers() {
4878    // submit as many buffers as there are input buffers with the codec
4879    // in case we are in port reconfiguring
4880    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4881        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4882
4883        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
4884            if (mCodec->submitOutputMetaDataBuffer() != OK)
4885                break;
4886        }
4887    }
4888
4889    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4890    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4891}
4892
4893void ACodec::ExecutingState::submitRegularOutputBuffers() {
4894    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
4895        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
4896
4897        if (mCodec->mNativeWindow != NULL) {
4898            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
4899                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
4900
4901            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4902                continue;
4903            }
4904        } else {
4905            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
4906        }
4907
4908        ALOGV("[%s] calling fillBuffer %p",
4909             mCodec->mComponentName.c_str(), info->mBufferID);
4910
4911        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4912                 (status_t)OK);
4913
4914        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4915    }
4916}
4917
4918void ACodec::ExecutingState::submitOutputBuffers() {
4919    submitRegularOutputBuffers();
4920    if (mCodec->mStoreMetaDataInOutputBuffers) {
4921        submitOutputMetaBuffers();
4922    }
4923}
4924
4925void ACodec::ExecutingState::resume() {
4926    if (mActive) {
4927        ALOGV("[%s] We're already active, no need to resume.",
4928             mCodec->mComponentName.c_str());
4929
4930        return;
4931    }
4932
4933    submitOutputBuffers();
4934
4935    // Post all available input buffers
4936    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
4937    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
4938        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4939        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4940            postFillThisBuffer(info);
4941        }
4942    }
4943
4944    mActive = true;
4945}
4946
4947void ACodec::ExecutingState::stateEntered() {
4948    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
4949
4950    mCodec->processDeferredMessages();
4951}
4952
4953bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4954    bool handled = false;
4955
4956    switch (msg->what()) {
4957        case kWhatShutdown:
4958        {
4959            int32_t keepComponentAllocated;
4960            CHECK(msg->findInt32(
4961                        "keepComponentAllocated", &keepComponentAllocated));
4962
4963            mCodec->mShutdownInProgress = true;
4964            mCodec->mExplicitShutdown = true;
4965            mCodec->mKeepComponentAllocated = keepComponentAllocated;
4966
4967            mActive = false;
4968
4969            CHECK_EQ(mCodec->mOMX->sendCommand(
4970                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4971                     (status_t)OK);
4972
4973            mCodec->changeState(mCodec->mExecutingToIdleState);
4974
4975            handled = true;
4976            break;
4977        }
4978
4979        case kWhatFlush:
4980        {
4981            ALOGV("[%s] ExecutingState flushing now "
4982                 "(codec owns %d/%d input, %d/%d output).",
4983                    mCodec->mComponentName.c_str(),
4984                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
4985                    mCodec->mBuffers[kPortIndexInput].size(),
4986                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
4987                    mCodec->mBuffers[kPortIndexOutput].size());
4988
4989            mActive = false;
4990
4991            CHECK_EQ(mCodec->mOMX->sendCommand(
4992                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
4993                     (status_t)OK);
4994
4995            mCodec->changeState(mCodec->mFlushingState);
4996            handled = true;
4997            break;
4998        }
4999
5000        case kWhatResume:
5001        {
5002            resume();
5003
5004            handled = true;
5005            break;
5006        }
5007
5008        case kWhatRequestIDRFrame:
5009        {
5010            status_t err = mCodec->requestIDRFrame();
5011            if (err != OK) {
5012                ALOGW("Requesting an IDR frame failed.");
5013            }
5014
5015            handled = true;
5016            break;
5017        }
5018
5019        case kWhatSetParameters:
5020        {
5021            sp<AMessage> params;
5022            CHECK(msg->findMessage("params", &params));
5023
5024            status_t err = mCodec->setParameters(params);
5025
5026            sp<AMessage> reply;
5027            if (msg->findMessage("reply", &reply)) {
5028                reply->setInt32("err", err);
5029                reply->post();
5030            }
5031
5032            handled = true;
5033            break;
5034        }
5035
5036        case ACodec::kWhatSignalEndOfInputStream:
5037        {
5038            mCodec->onSignalEndOfInputStream();
5039            handled = true;
5040            break;
5041        }
5042
5043        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
5044        case kWhatSubmitOutputMetaDataBufferIfEOS:
5045        {
5046            if (mCodec->mPortEOS[kPortIndexInput] &&
5047                    !mCodec->mPortEOS[kPortIndexOutput]) {
5048                status_t err = mCodec->submitOutputMetaDataBuffer();
5049                if (err == OK) {
5050                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
5051                }
5052            }
5053            return true;
5054        }
5055
5056        default:
5057            handled = BaseState::onMessageReceived(msg);
5058            break;
5059    }
5060
5061    return handled;
5062}
5063
5064status_t ACodec::setParameters(const sp<AMessage> &params) {
5065    int32_t videoBitrate;
5066    if (params->findInt32("video-bitrate", &videoBitrate)) {
5067        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
5068        InitOMXParams(&configParams);
5069        configParams.nPortIndex = kPortIndexOutput;
5070        configParams.nEncodeBitrate = videoBitrate;
5071
5072        status_t err = mOMX->setConfig(
5073                mNode,
5074                OMX_IndexConfigVideoBitrate,
5075                &configParams,
5076                sizeof(configParams));
5077
5078        if (err != OK) {
5079            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
5080                   videoBitrate, err);
5081
5082            return err;
5083        }
5084    }
5085
5086    int64_t skipFramesBeforeUs;
5087    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
5088        status_t err =
5089            mOMX->setInternalOption(
5090                     mNode,
5091                     kPortIndexInput,
5092                     IOMX::INTERNAL_OPTION_START_TIME,
5093                     &skipFramesBeforeUs,
5094                     sizeof(skipFramesBeforeUs));
5095
5096        if (err != OK) {
5097            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
5098            return err;
5099        }
5100    }
5101
5102    int32_t dropInputFrames;
5103    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
5104        bool suspend = dropInputFrames != 0;
5105
5106        status_t err =
5107            mOMX->setInternalOption(
5108                     mNode,
5109                     kPortIndexInput,
5110                     IOMX::INTERNAL_OPTION_SUSPEND,
5111                     &suspend,
5112                     sizeof(suspend));
5113
5114        if (err != OK) {
5115            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
5116            return err;
5117        }
5118    }
5119
5120    int32_t dummy;
5121    if (params->findInt32("request-sync", &dummy)) {
5122        status_t err = requestIDRFrame();
5123
5124        if (err != OK) {
5125            ALOGE("Requesting a sync frame failed w/ err %d", err);
5126            return err;
5127        }
5128    }
5129
5130    return OK;
5131}
5132
5133void ACodec::onSignalEndOfInputStream() {
5134    sp<AMessage> notify = mNotify->dup();
5135    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
5136
5137    status_t err = mOMX->signalEndOfInputStream(mNode);
5138    if (err != OK) {
5139        notify->setInt32("err", err);
5140    }
5141    notify->post();
5142}
5143
5144bool ACodec::ExecutingState::onOMXEvent(
5145        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5146    switch (event) {
5147        case OMX_EventPortSettingsChanged:
5148        {
5149            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
5150
5151            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
5152                mCodec->mMetaDataBuffersToSubmit = 0;
5153                CHECK_EQ(mCodec->mOMX->sendCommand(
5154                            mCodec->mNode,
5155                            OMX_CommandPortDisable, kPortIndexOutput),
5156                         (status_t)OK);
5157
5158                mCodec->freeOutputBuffersNotOwnedByComponent();
5159
5160                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
5161            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
5162                mCodec->mSentFormat = false;
5163            } else {
5164                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
5165                     mCodec->mComponentName.c_str(), data2);
5166            }
5167
5168            return true;
5169        }
5170
5171        case OMX_EventBufferFlag:
5172        {
5173            return true;
5174        }
5175
5176        default:
5177            return BaseState::onOMXEvent(event, data1, data2);
5178    }
5179}
5180
5181////////////////////////////////////////////////////////////////////////////////
5182
5183ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
5184        ACodec *codec)
5185    : BaseState(codec) {
5186}
5187
5188ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
5189        OMX_U32 portIndex) {
5190    if (portIndex == kPortIndexOutput) {
5191        return FREE_BUFFERS;
5192    }
5193
5194    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
5195
5196    return RESUBMIT_BUFFERS;
5197}
5198
5199bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
5200        const sp<AMessage> &msg) {
5201    bool handled = false;
5202
5203    switch (msg->what()) {
5204        case kWhatFlush:
5205        case kWhatShutdown:
5206        case kWhatResume:
5207        {
5208            if (msg->what() == kWhatResume) {
5209                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
5210            }
5211
5212            mCodec->deferMessage(msg);
5213            handled = true;
5214            break;
5215        }
5216
5217        default:
5218            handled = BaseState::onMessageReceived(msg);
5219            break;
5220    }
5221
5222    return handled;
5223}
5224
5225void ACodec::OutputPortSettingsChangedState::stateEntered() {
5226    ALOGV("[%s] Now handling output port settings change",
5227         mCodec->mComponentName.c_str());
5228}
5229
5230bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
5231        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5232    switch (event) {
5233        case OMX_EventCmdComplete:
5234        {
5235            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
5236                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5237
5238                ALOGV("[%s] Output port now disabled.",
5239                        mCodec->mComponentName.c_str());
5240
5241                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
5242                mCodec->mDealer[kPortIndexOutput].clear();
5243
5244                CHECK_EQ(mCodec->mOMX->sendCommand(
5245                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
5246                         (status_t)OK);
5247
5248                status_t err;
5249                if ((err = mCodec->allocateBuffersOnPort(
5250                                kPortIndexOutput)) != OK) {
5251                    ALOGE("Failed to allocate output port buffers after "
5252                         "port reconfiguration (error 0x%08x)",
5253                         err);
5254
5255                    mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
5256
5257                    // This is technically not correct, but appears to be
5258                    // the only way to free the component instance.
5259                    // Controlled transitioning from excecuting->idle
5260                    // and idle->loaded seem impossible probably because
5261                    // the output port never finishes re-enabling.
5262                    mCodec->mShutdownInProgress = true;
5263                    mCodec->mKeepComponentAllocated = false;
5264                    mCodec->changeState(mCodec->mLoadedState);
5265                }
5266
5267                return true;
5268            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
5269                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5270
5271                mCodec->mSentFormat = false;
5272
5273                ALOGV("[%s] Output port now reenabled.",
5274                        mCodec->mComponentName.c_str());
5275
5276                if (mCodec->mExecutingState->active()) {
5277                    mCodec->mExecutingState->submitOutputBuffers();
5278                }
5279
5280                mCodec->changeState(mCodec->mExecutingState);
5281
5282                return true;
5283            }
5284
5285            return false;
5286        }
5287
5288        default:
5289            return false;
5290    }
5291}
5292
5293////////////////////////////////////////////////////////////////////////////////
5294
5295ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
5296    : BaseState(codec),
5297      mComponentNowIdle(false) {
5298}
5299
5300bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
5301    bool handled = false;
5302
5303    switch (msg->what()) {
5304        case kWhatFlush:
5305        {
5306            // Don't send me a flush request if you previously wanted me
5307            // to shutdown.
5308            TRESPASS();
5309            break;
5310        }
5311
5312        case kWhatShutdown:
5313        {
5314            // We're already doing that...
5315
5316            handled = true;
5317            break;
5318        }
5319
5320        default:
5321            handled = BaseState::onMessageReceived(msg);
5322            break;
5323    }
5324
5325    return handled;
5326}
5327
5328void ACodec::ExecutingToIdleState::stateEntered() {
5329    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
5330
5331    mComponentNowIdle = false;
5332    mCodec->mSentFormat = false;
5333}
5334
5335bool ACodec::ExecutingToIdleState::onOMXEvent(
5336        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5337    switch (event) {
5338        case OMX_EventCmdComplete:
5339        {
5340            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5341            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
5342
5343            mComponentNowIdle = true;
5344
5345            changeStateIfWeOwnAllBuffers();
5346
5347            return true;
5348        }
5349
5350        case OMX_EventPortSettingsChanged:
5351        case OMX_EventBufferFlag:
5352        {
5353            // We're shutting down and don't care about this anymore.
5354            return true;
5355        }
5356
5357        default:
5358            return BaseState::onOMXEvent(event, data1, data2);
5359    }
5360}
5361
5362void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
5363    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
5364        CHECK_EQ(mCodec->mOMX->sendCommand(
5365                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
5366                 (status_t)OK);
5367
5368        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
5369        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
5370
5371        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
5372                && mCodec->mNativeWindow != NULL) {
5373            // We push enough 1x1 blank buffers to ensure that one of
5374            // them has made it to the display.  This allows the OMX
5375            // component teardown to zero out any protected buffers
5376            // without the risk of scanning out one of those buffers.
5377            mCodec->pushBlankBuffersToNativeWindow();
5378        }
5379
5380        mCodec->changeState(mCodec->mIdleToLoadedState);
5381    }
5382}
5383
5384void ACodec::ExecutingToIdleState::onInputBufferFilled(
5385        const sp<AMessage> &msg) {
5386    BaseState::onInputBufferFilled(msg);
5387
5388    changeStateIfWeOwnAllBuffers();
5389}
5390
5391void ACodec::ExecutingToIdleState::onOutputBufferDrained(
5392        const sp<AMessage> &msg) {
5393    BaseState::onOutputBufferDrained(msg);
5394
5395    changeStateIfWeOwnAllBuffers();
5396}
5397
5398////////////////////////////////////////////////////////////////////////////////
5399
5400ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
5401    : BaseState(codec) {
5402}
5403
5404bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
5405    bool handled = false;
5406
5407    switch (msg->what()) {
5408        case kWhatShutdown:
5409        {
5410            // We're already doing that...
5411
5412            handled = true;
5413            break;
5414        }
5415
5416        case kWhatFlush:
5417        {
5418            // Don't send me a flush request if you previously wanted me
5419            // to shutdown.
5420            TRESPASS();
5421            break;
5422        }
5423
5424        default:
5425            handled = BaseState::onMessageReceived(msg);
5426            break;
5427    }
5428
5429    return handled;
5430}
5431
5432void ACodec::IdleToLoadedState::stateEntered() {
5433    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5434}
5435
5436bool ACodec::IdleToLoadedState::onOMXEvent(
5437        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5438    switch (event) {
5439        case OMX_EventCmdComplete:
5440        {
5441            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5442            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5443
5444            mCodec->changeState(mCodec->mLoadedState);
5445
5446            return true;
5447        }
5448
5449        default:
5450            return BaseState::onOMXEvent(event, data1, data2);
5451    }
5452}
5453
5454////////////////////////////////////////////////////////////////////////////////
5455
5456ACodec::FlushingState::FlushingState(ACodec *codec)
5457    : BaseState(codec) {
5458}
5459
5460void ACodec::FlushingState::stateEntered() {
5461    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5462
5463    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5464}
5465
5466bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5467    bool handled = false;
5468
5469    switch (msg->what()) {
5470        case kWhatShutdown:
5471        {
5472            mCodec->deferMessage(msg);
5473            break;
5474        }
5475
5476        case kWhatFlush:
5477        {
5478            // We're already doing this right now.
5479            handled = true;
5480            break;
5481        }
5482
5483        default:
5484            handled = BaseState::onMessageReceived(msg);
5485            break;
5486    }
5487
5488    return handled;
5489}
5490
5491bool ACodec::FlushingState::onOMXEvent(
5492        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5493    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5494            mCodec->mComponentName.c_str(), event, data1);
5495
5496    switch (event) {
5497        case OMX_EventCmdComplete:
5498        {
5499            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5500
5501            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5502                CHECK(!mFlushComplete[data2]);
5503                mFlushComplete[data2] = true;
5504
5505                if (mFlushComplete[kPortIndexInput]
5506                        && mFlushComplete[kPortIndexOutput]) {
5507                    changeStateIfWeOwnAllBuffers();
5508                }
5509            } else {
5510                CHECK_EQ(data2, OMX_ALL);
5511                CHECK(mFlushComplete[kPortIndexInput]);
5512                CHECK(mFlushComplete[kPortIndexOutput]);
5513
5514                changeStateIfWeOwnAllBuffers();
5515            }
5516
5517            return true;
5518        }
5519
5520        case OMX_EventPortSettingsChanged:
5521        {
5522            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5523            msg->setInt32("type", omx_message::EVENT);
5524            msg->setInt32("node", mCodec->mNode);
5525            msg->setInt32("event", event);
5526            msg->setInt32("data1", data1);
5527            msg->setInt32("data2", data2);
5528
5529            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5530                 mCodec->mComponentName.c_str());
5531
5532            mCodec->deferMessage(msg);
5533
5534            return true;
5535        }
5536
5537        default:
5538            return BaseState::onOMXEvent(event, data1, data2);
5539    }
5540
5541    return true;
5542}
5543
5544void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5545    BaseState::onOutputBufferDrained(msg);
5546
5547    changeStateIfWeOwnAllBuffers();
5548}
5549
5550void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5551    BaseState::onInputBufferFilled(msg);
5552
5553    changeStateIfWeOwnAllBuffers();
5554}
5555
5556void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5557    if (mFlushComplete[kPortIndexInput]
5558            && mFlushComplete[kPortIndexOutput]
5559            && mCodec->allYourBuffersAreBelongToUs()) {
5560        // We now own all buffers except possibly those still queued with
5561        // the native window for rendering. Let's get those back as well.
5562        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5563
5564        sp<AMessage> notify = mCodec->mNotify->dup();
5565        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5566        notify->post();
5567
5568        mCodec->mPortEOS[kPortIndexInput] =
5569            mCodec->mPortEOS[kPortIndexOutput] = false;
5570
5571        mCodec->mInputEOSResult = OK;
5572
5573        if (mCodec->mSkipCutBuffer != NULL) {
5574            mCodec->mSkipCutBuffer->clear();
5575        }
5576
5577        mCodec->changeState(mCodec->mExecutingState);
5578    }
5579}
5580
5581}  // namespace android
5582