ACodec.cpp revision 2965f4eb7dceaf1173f0e2d93c11c28293aeead7 
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            int32_t pcmLimiterEnable;
1363            drcParams_t drc;
1364            if (!msg->findInt32("is-adts", &isADTS)) {
1365                isADTS = 0;
1366            }
1367            if (!msg->findInt32("aac-profile", &aacProfile)) {
1368                aacProfile = OMX_AUDIO_AACObjectNull;
1369            }
1370            if (!msg->findInt32("aac-sbr-mode", &sbrMode)) {
1371                sbrMode = -1;
1372            }
1373
1374            if (!msg->findInt32("aac-max-output-channel_count", &maxOutputChannelCount)) {
1375                maxOutputChannelCount = -1;
1376            }
1377            if (!msg->findInt32("aac-pcm-limiter-enable", &pcmLimiterEnable)) {
1378                // value is unknown
1379                pcmLimiterEnable = -1;
1380            }
1381            if (!msg->findInt32("aac-encoded-target-level", &drc.encodedTargetLevel)) {
1382                // value is unknown
1383                drc.encodedTargetLevel = -1;
1384            }
1385            if (!msg->findInt32("aac-drc-cut-level", &drc.drcCut)) {
1386                // value is unknown
1387                drc.drcCut = -1;
1388            }
1389            if (!msg->findInt32("aac-drc-boost-level", &drc.drcBoost)) {
1390                // value is unknown
1391                drc.drcBoost = -1;
1392            }
1393            if (!msg->findInt32("aac-drc-heavy-compression", &drc.heavyCompression)) {
1394                // value is unknown
1395                drc.heavyCompression = -1;
1396            }
1397            if (!msg->findInt32("aac-target-ref-level", &drc.targetRefLevel)) {
1398                // value is unknown
1399                drc.targetRefLevel = -1;
1400            }
1401
1402            err = setupAACCodec(
1403                    encoder, numChannels, sampleRate, bitRate, aacProfile,
1404                    isADTS != 0, sbrMode, maxOutputChannelCount, drc,
1405                    pcmLimiterEnable);
1406        }
1407    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
1408        err = setupAMRCodec(encoder, false /* isWAMR */, bitRate);
1409    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
1410        err = setupAMRCodec(encoder, true /* isWAMR */, bitRate);
1411    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_ALAW)
1412            || !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_MLAW)) {
1413        // These are PCM-like formats with a fixed sample rate but
1414        // a variable number of channels.
1415
1416        int32_t numChannels;
1417        if (!msg->findInt32("channel-count", &numChannels)) {
1418            err = INVALID_OPERATION;
1419        } else {
1420            err = setupG711Codec(encoder, numChannels);
1421        }
1422    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
1423        int32_t numChannels, sampleRate, compressionLevel = -1;
1424        if (encoder &&
1425                (!msg->findInt32("channel-count", &numChannels)
1426                        || !msg->findInt32("sample-rate", &sampleRate))) {
1427            ALOGE("missing channel count or sample rate for FLAC encoder");
1428            err = INVALID_OPERATION;
1429        } else {
1430            if (encoder) {
1431                if (!msg->findInt32(
1432                            "complexity", &compressionLevel) &&
1433                    !msg->findInt32(
1434                            "flac-compression-level", &compressionLevel)) {
1435                    compressionLevel = 5; // default FLAC compression level
1436                } else if (compressionLevel < 0) {
1437                    ALOGW("compression level %d outside [0..8] range, "
1438                          "using 0",
1439                          compressionLevel);
1440                    compressionLevel = 0;
1441                } else if (compressionLevel > 8) {
1442                    ALOGW("compression level %d outside [0..8] range, "
1443                          "using 8",
1444                          compressionLevel);
1445                    compressionLevel = 8;
1446                }
1447            }
1448            err = setupFlacCodec(
1449                    encoder, numChannels, sampleRate, compressionLevel);
1450        }
1451    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1452        int32_t numChannels, sampleRate;
1453        if (encoder
1454                || !msg->findInt32("channel-count", &numChannels)
1455                || !msg->findInt32("sample-rate", &sampleRate)) {
1456            err = INVALID_OPERATION;
1457        } else {
1458            err = setupRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1459        }
1460    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3)) {
1461        int32_t numChannels;
1462        int32_t sampleRate;
1463        if (!msg->findInt32("channel-count", &numChannels)
1464                || !msg->findInt32("sample-rate", &sampleRate)) {
1465            err = INVALID_OPERATION;
1466        } else {
1467            err = setupAC3Codec(encoder, numChannels, sampleRate);
1468        }
1469    }
1470
1471    if (err != OK) {
1472        return err;
1473    }
1474
1475    if (!msg->findInt32("encoder-delay", &mEncoderDelay)) {
1476        mEncoderDelay = 0;
1477    }
1478
1479    if (!msg->findInt32("encoder-padding", &mEncoderPadding)) {
1480        mEncoderPadding = 0;
1481    }
1482
1483    if (msg->findInt32("channel-mask", &mChannelMask)) {
1484        mChannelMaskPresent = true;
1485    } else {
1486        mChannelMaskPresent = false;
1487    }
1488
1489    int32_t maxInputSize;
1490    if (msg->findInt32("max-input-size", &maxInputSize)) {
1491        err = setMinBufferSize(kPortIndexInput, (size_t)maxInputSize);
1492    } else if (!strcmp("OMX.Nvidia.aac.decoder", mComponentName.c_str())) {
1493        err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
1494    }
1495
1496    CHECK_EQ(getPortFormat(kPortIndexInput, inputFormat), (status_t)OK);
1497    CHECK_EQ(getPortFormat(kPortIndexOutput, outputFormat), (status_t)OK);
1498    mInputFormat = inputFormat;
1499    mOutputFormat = outputFormat;
1500
1501    return err;
1502}
1503
1504status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
1505    OMX_PARAM_PORTDEFINITIONTYPE def;
1506    InitOMXParams(&def);
1507    def.nPortIndex = portIndex;
1508
1509    status_t err = mOMX->getParameter(
1510            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1511
1512    if (err != OK) {
1513        return err;
1514    }
1515
1516    if (def.nBufferSize >= size) {
1517        return OK;
1518    }
1519
1520    def.nBufferSize = size;
1521
1522    err = mOMX->setParameter(
1523            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1524
1525    if (err != OK) {
1526        return err;
1527    }
1528
1529    err = mOMX->getParameter(
1530            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1531
1532    if (err != OK) {
1533        return err;
1534    }
1535
1536    CHECK(def.nBufferSize >= size);
1537
1538    return OK;
1539}
1540
1541status_t ACodec::selectAudioPortFormat(
1542        OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE desiredFormat) {
1543    OMX_AUDIO_PARAM_PORTFORMATTYPE format;
1544    InitOMXParams(&format);
1545
1546    format.nPortIndex = portIndex;
1547    for (OMX_U32 index = 0;; ++index) {
1548        format.nIndex = index;
1549
1550        status_t err = mOMX->getParameter(
1551                mNode, OMX_IndexParamAudioPortFormat,
1552                &format, sizeof(format));
1553
1554        if (err != OK) {
1555            return err;
1556        }
1557
1558        if (format.eEncoding == desiredFormat) {
1559            break;
1560        }
1561    }
1562
1563    return mOMX->setParameter(
1564            mNode, OMX_IndexParamAudioPortFormat, &format, sizeof(format));
1565}
1566
1567status_t ACodec::setupAACCodec(
1568        bool encoder, int32_t numChannels, int32_t sampleRate,
1569        int32_t bitRate, int32_t aacProfile, bool isADTS, int32_t sbrMode,
1570        int32_t maxOutputChannelCount, const drcParams_t& drc,
1571        int32_t pcmLimiterEnable) {
1572    if (encoder && isADTS) {
1573        return -EINVAL;
1574    }
1575
1576    status_t err = setupRawAudioFormat(
1577            encoder ? kPortIndexInput : kPortIndexOutput,
1578            sampleRate,
1579            numChannels);
1580
1581    if (err != OK) {
1582        return err;
1583    }
1584
1585    if (encoder) {
1586        err = selectAudioPortFormat(kPortIndexOutput, OMX_AUDIO_CodingAAC);
1587
1588        if (err != OK) {
1589            return err;
1590        }
1591
1592        OMX_PARAM_PORTDEFINITIONTYPE def;
1593        InitOMXParams(&def);
1594        def.nPortIndex = kPortIndexOutput;
1595
1596        err = mOMX->getParameter(
1597                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1598
1599        if (err != OK) {
1600            return err;
1601        }
1602
1603        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
1604        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
1605
1606        err = mOMX->setParameter(
1607                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1608
1609        if (err != OK) {
1610            return err;
1611        }
1612
1613        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1614        InitOMXParams(&profile);
1615        profile.nPortIndex = kPortIndexOutput;
1616
1617        err = mOMX->getParameter(
1618                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1619
1620        if (err != OK) {
1621            return err;
1622        }
1623
1624        profile.nChannels = numChannels;
1625
1626        profile.eChannelMode =
1627            (numChannels == 1)
1628                ? OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo;
1629
1630        profile.nSampleRate = sampleRate;
1631        profile.nBitRate = bitRate;
1632        profile.nAudioBandWidth = 0;
1633        profile.nFrameLength = 0;
1634        profile.nAACtools = OMX_AUDIO_AACToolAll;
1635        profile.nAACERtools = OMX_AUDIO_AACERNone;
1636        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
1637        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
1638        switch (sbrMode) {
1639        case 0:
1640            // disable sbr
1641            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1642            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1643            break;
1644        case 1:
1645            // enable single-rate sbr
1646            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1647            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidDSBR;
1648            break;
1649        case 2:
1650            // enable dual-rate sbr
1651            profile.nAACtools &= ~OMX_AUDIO_AACToolAndroidSSBR;
1652            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1653            break;
1654        case -1:
1655            // enable both modes -> the codec will decide which mode should be used
1656            profile.nAACtools |= OMX_AUDIO_AACToolAndroidSSBR;
1657            profile.nAACtools |= OMX_AUDIO_AACToolAndroidDSBR;
1658            break;
1659        default:
1660            // unsupported sbr mode
1661            return BAD_VALUE;
1662        }
1663
1664
1665        err = mOMX->setParameter(
1666                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1667
1668        if (err != OK) {
1669            return err;
1670        }
1671
1672        return err;
1673    }
1674
1675    OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1676    InitOMXParams(&profile);
1677    profile.nPortIndex = kPortIndexInput;
1678
1679    err = mOMX->getParameter(
1680            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1681
1682    if (err != OK) {
1683        return err;
1684    }
1685
1686    profile.nChannels = numChannels;
1687    profile.nSampleRate = sampleRate;
1688
1689    profile.eAACStreamFormat =
1690        isADTS
1691            ? OMX_AUDIO_AACStreamFormatMP4ADTS
1692            : OMX_AUDIO_AACStreamFormatMP4FF;
1693
1694    OMX_AUDIO_PARAM_ANDROID_AACPRESENTATIONTYPE presentation;
1695    presentation.nMaxOutputChannels = maxOutputChannelCount;
1696    presentation.nDrcCut = drc.drcCut;
1697    presentation.nDrcBoost = drc.drcBoost;
1698    presentation.nHeavyCompression = drc.heavyCompression;
1699    presentation.nTargetReferenceLevel = drc.targetRefLevel;
1700    presentation.nEncodedTargetLevel = drc.encodedTargetLevel;
1701    presentation.nPCMLimiterEnable = pcmLimiterEnable;
1702
1703    status_t res = mOMX->setParameter(mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1704    if (res == OK) {
1705        // optional parameters, will not cause configuration failure
1706        mOMX->setParameter(mNode, (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAacPresentation,
1707                &presentation, sizeof(presentation));
1708    } else {
1709        ALOGW("did not set AudioAndroidAacPresentation due to error %d when setting AudioAac", res);
1710    }
1711    return res;
1712}
1713
1714status_t ACodec::setupAC3Codec(
1715        bool encoder, int32_t numChannels, int32_t sampleRate) {
1716    status_t err = setupRawAudioFormat(
1717            encoder ? kPortIndexInput : kPortIndexOutput, sampleRate, numChannels);
1718
1719    if (err != OK) {
1720        return err;
1721    }
1722
1723    if (encoder) {
1724        ALOGW("AC3 encoding is not supported.");
1725        return INVALID_OPERATION;
1726    }
1727
1728    OMX_AUDIO_PARAM_ANDROID_AC3TYPE def;
1729    InitOMXParams(&def);
1730    def.nPortIndex = kPortIndexInput;
1731
1732    err = mOMX->getParameter(
1733            mNode,
1734            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1735            &def,
1736            sizeof(def));
1737
1738    if (err != OK) {
1739        return err;
1740    }
1741
1742    def.nChannels = numChannels;
1743    def.nSampleRate = sampleRate;
1744
1745    return mOMX->setParameter(
1746            mNode,
1747            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
1748            &def,
1749            sizeof(def));
1750}
1751
1752static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(
1753        bool isAMRWB, int32_t bps) {
1754    if (isAMRWB) {
1755        if (bps <= 6600) {
1756            return OMX_AUDIO_AMRBandModeWB0;
1757        } else if (bps <= 8850) {
1758            return OMX_AUDIO_AMRBandModeWB1;
1759        } else if (bps <= 12650) {
1760            return OMX_AUDIO_AMRBandModeWB2;
1761        } else if (bps <= 14250) {
1762            return OMX_AUDIO_AMRBandModeWB3;
1763        } else if (bps <= 15850) {
1764            return OMX_AUDIO_AMRBandModeWB4;
1765        } else if (bps <= 18250) {
1766            return OMX_AUDIO_AMRBandModeWB5;
1767        } else if (bps <= 19850) {
1768            return OMX_AUDIO_AMRBandModeWB6;
1769        } else if (bps <= 23050) {
1770            return OMX_AUDIO_AMRBandModeWB7;
1771        }
1772
1773        // 23850 bps
1774        return OMX_AUDIO_AMRBandModeWB8;
1775    } else {  // AMRNB
1776        if (bps <= 4750) {
1777            return OMX_AUDIO_AMRBandModeNB0;
1778        } else if (bps <= 5150) {
1779            return OMX_AUDIO_AMRBandModeNB1;
1780        } else if (bps <= 5900) {
1781            return OMX_AUDIO_AMRBandModeNB2;
1782        } else if (bps <= 6700) {
1783            return OMX_AUDIO_AMRBandModeNB3;
1784        } else if (bps <= 7400) {
1785            return OMX_AUDIO_AMRBandModeNB4;
1786        } else if (bps <= 7950) {
1787            return OMX_AUDIO_AMRBandModeNB5;
1788        } else if (bps <= 10200) {
1789            return OMX_AUDIO_AMRBandModeNB6;
1790        }
1791
1792        // 12200 bps
1793        return OMX_AUDIO_AMRBandModeNB7;
1794    }
1795}
1796
1797status_t ACodec::setupAMRCodec(bool encoder, bool isWAMR, int32_t bitrate) {
1798    OMX_AUDIO_PARAM_AMRTYPE def;
1799    InitOMXParams(&def);
1800    def.nPortIndex = encoder ? kPortIndexOutput : kPortIndexInput;
1801
1802    status_t err =
1803        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1804
1805    if (err != OK) {
1806        return err;
1807    }
1808
1809    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1810    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitrate);
1811
1812    err = mOMX->setParameter(
1813            mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1814
1815    if (err != OK) {
1816        return err;
1817    }
1818
1819    return setupRawAudioFormat(
1820            encoder ? kPortIndexInput : kPortIndexOutput,
1821            isWAMR ? 16000 : 8000 /* sampleRate */,
1822            1 /* numChannels */);
1823}
1824
1825status_t ACodec::setupG711Codec(bool encoder, int32_t numChannels) {
1826    CHECK(!encoder);  // XXX TODO
1827
1828    return setupRawAudioFormat(
1829            kPortIndexInput, 8000 /* sampleRate */, numChannels);
1830}
1831
1832status_t ACodec::setupFlacCodec(
1833        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
1834
1835    if (encoder) {
1836        OMX_AUDIO_PARAM_FLACTYPE def;
1837        InitOMXParams(&def);
1838        def.nPortIndex = kPortIndexOutput;
1839
1840        // configure compression level
1841        status_t err = mOMX->getParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1842        if (err != OK) {
1843            ALOGE("setupFlacCodec(): Error %d getting OMX_IndexParamAudioFlac parameter", err);
1844            return err;
1845        }
1846        def.nCompressionLevel = compressionLevel;
1847        err = mOMX->setParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1848        if (err != OK) {
1849            ALOGE("setupFlacCodec(): Error %d setting OMX_IndexParamAudioFlac parameter", err);
1850            return err;
1851        }
1852    }
1853
1854    return setupRawAudioFormat(
1855            encoder ? kPortIndexInput : kPortIndexOutput,
1856            sampleRate,
1857            numChannels);
1858}
1859
1860status_t ACodec::setupRawAudioFormat(
1861        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1862    OMX_PARAM_PORTDEFINITIONTYPE def;
1863    InitOMXParams(&def);
1864    def.nPortIndex = portIndex;
1865
1866    status_t err = mOMX->getParameter(
1867            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1868
1869    if (err != OK) {
1870        return err;
1871    }
1872
1873    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
1874
1875    err = mOMX->setParameter(
1876            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1877
1878    if (err != OK) {
1879        return err;
1880    }
1881
1882    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1883    InitOMXParams(&pcmParams);
1884    pcmParams.nPortIndex = portIndex;
1885
1886    err = mOMX->getParameter(
1887            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1888
1889    if (err != OK) {
1890        return err;
1891    }
1892
1893    pcmParams.nChannels = numChannels;
1894    pcmParams.eNumData = OMX_NumericalDataSigned;
1895    pcmParams.bInterleaved = OMX_TRUE;
1896    pcmParams.nBitPerSample = 16;
1897    pcmParams.nSamplingRate = sampleRate;
1898    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1899
1900    if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
1901        return OMX_ErrorNone;
1902    }
1903
1904    return mOMX->setParameter(
1905            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1906}
1907
1908status_t ACodec::configureTunneledVideoPlayback(
1909        int32_t audioHwSync, const sp<ANativeWindow> &nativeWindow) {
1910    native_handle_t* sidebandHandle;
1911
1912    status_t err = mOMX->configureVideoTunnelMode(
1913            mNode, kPortIndexOutput, OMX_TRUE, audioHwSync, &sidebandHandle);
1914    if (err != OK) {
1915        ALOGE("configureVideoTunnelMode failed! (err %d).", err);
1916        return err;
1917    }
1918
1919    err = native_window_set_sideband_stream(nativeWindow.get(), sidebandHandle);
1920    if (err != OK) {
1921        ALOGE("native_window_set_sideband_stream(%p) failed! (err %d).",
1922                sidebandHandle, err);
1923        return err;
1924    }
1925
1926    return OK;
1927}
1928
1929status_t ACodec::setVideoPortFormatType(
1930        OMX_U32 portIndex,
1931        OMX_VIDEO_CODINGTYPE compressionFormat,
1932        OMX_COLOR_FORMATTYPE colorFormat) {
1933    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1934    InitOMXParams(&format);
1935    format.nPortIndex = portIndex;
1936    format.nIndex = 0;
1937    bool found = false;
1938
1939    OMX_U32 index = 0;
1940    for (;;) {
1941        format.nIndex = index;
1942        status_t err = mOMX->getParameter(
1943                mNode, OMX_IndexParamVideoPortFormat,
1944                &format, sizeof(format));
1945
1946        if (err != OK) {
1947            return err;
1948        }
1949
1950        // substitute back flexible color format to codec supported format
1951        OMX_U32 flexibleEquivalent;
1952        if (compressionFormat == OMX_VIDEO_CodingUnused &&
1953                isFlexibleColorFormat(
1954                        mOMX, mNode, format.eColorFormat, &flexibleEquivalent) &&
1955                colorFormat == flexibleEquivalent) {
1956            ALOGI("[%s] using color format %#x in place of %#x",
1957                    mComponentName.c_str(), format.eColorFormat, colorFormat);
1958            colorFormat = format.eColorFormat;
1959        }
1960
1961        // The following assertion is violated by TI's video decoder.
1962        // CHECK_EQ(format.nIndex, index);
1963
1964        if (!strcmp("OMX.TI.Video.encoder", mComponentName.c_str())) {
1965            if (portIndex == kPortIndexInput
1966                    && colorFormat == format.eColorFormat) {
1967                // eCompressionFormat does not seem right.
1968                found = true;
1969                break;
1970            }
1971            if (portIndex == kPortIndexOutput
1972                    && compressionFormat == format.eCompressionFormat) {
1973                // eColorFormat does not seem right.
1974                found = true;
1975                break;
1976            }
1977        }
1978
1979        if (format.eCompressionFormat == compressionFormat
1980            && format.eColorFormat == colorFormat) {
1981            found = true;
1982            break;
1983        }
1984
1985        ++index;
1986    }
1987
1988    if (!found) {
1989        return UNKNOWN_ERROR;
1990    }
1991
1992    status_t err = mOMX->setParameter(
1993            mNode, OMX_IndexParamVideoPortFormat,
1994            &format, sizeof(format));
1995
1996    return err;
1997}
1998
1999status_t ACodec::setSupportedOutputFormat() {
2000    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
2001    InitOMXParams(&format);
2002    format.nPortIndex = kPortIndexOutput;
2003    format.nIndex = 0;
2004
2005    status_t err = mOMX->getParameter(
2006            mNode, OMX_IndexParamVideoPortFormat,
2007            &format, sizeof(format));
2008    CHECK_EQ(err, (status_t)OK);
2009    CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
2010
2011    return mOMX->setParameter(
2012            mNode, OMX_IndexParamVideoPortFormat,
2013            &format, sizeof(format));
2014}
2015
2016static const struct VideoCodingMapEntry {
2017    const char *mMime;
2018    OMX_VIDEO_CODINGTYPE mVideoCodingType;
2019} kVideoCodingMapEntry[] = {
2020    { MEDIA_MIMETYPE_VIDEO_AVC, OMX_VIDEO_CodingAVC },
2021    { MEDIA_MIMETYPE_VIDEO_HEVC, OMX_VIDEO_CodingHEVC },
2022    { MEDIA_MIMETYPE_VIDEO_MPEG4, OMX_VIDEO_CodingMPEG4 },
2023    { MEDIA_MIMETYPE_VIDEO_H263, OMX_VIDEO_CodingH263 },
2024    { MEDIA_MIMETYPE_VIDEO_MPEG2, OMX_VIDEO_CodingMPEG2 },
2025    { MEDIA_MIMETYPE_VIDEO_VP8, OMX_VIDEO_CodingVP8 },
2026    { MEDIA_MIMETYPE_VIDEO_VP9, OMX_VIDEO_CodingVP9 },
2027};
2028
2029static status_t GetVideoCodingTypeFromMime(
2030        const char *mime, OMX_VIDEO_CODINGTYPE *codingType) {
2031    for (size_t i = 0;
2032         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
2033         ++i) {
2034        if (!strcasecmp(mime, kVideoCodingMapEntry[i].mMime)) {
2035            *codingType = kVideoCodingMapEntry[i].mVideoCodingType;
2036            return OK;
2037        }
2038    }
2039
2040    *codingType = OMX_VIDEO_CodingUnused;
2041
2042    return ERROR_UNSUPPORTED;
2043}
2044
2045static status_t GetMimeTypeForVideoCoding(
2046        OMX_VIDEO_CODINGTYPE codingType, AString *mime) {
2047    for (size_t i = 0;
2048         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
2049         ++i) {
2050        if (codingType == kVideoCodingMapEntry[i].mVideoCodingType) {
2051            *mime = kVideoCodingMapEntry[i].mMime;
2052            return OK;
2053        }
2054    }
2055
2056    mime->clear();
2057
2058    return ERROR_UNSUPPORTED;
2059}
2060
2061status_t ACodec::setupVideoDecoder(
2062        const char *mime, const sp<AMessage> &msg) {
2063    int32_t width, height;
2064    if (!msg->findInt32("width", &width)
2065            || !msg->findInt32("height", &height)) {
2066        return INVALID_OPERATION;
2067    }
2068
2069    OMX_VIDEO_CODINGTYPE compressionFormat;
2070    status_t err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2071
2072    if (err != OK) {
2073        return err;
2074    }
2075
2076    err = setVideoPortFormatType(
2077            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
2078
2079    if (err != OK) {
2080        return err;
2081    }
2082
2083    int32_t tmp;
2084    if (msg->findInt32("color-format", &tmp)) {
2085        OMX_COLOR_FORMATTYPE colorFormat =
2086            static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2087        err = setVideoPortFormatType(
2088                kPortIndexOutput, OMX_VIDEO_CodingUnused, colorFormat);
2089        if (err != OK) {
2090            ALOGW("[%s] does not support color format %d",
2091                  mComponentName.c_str(), colorFormat);
2092            err = setSupportedOutputFormat();
2093        }
2094    } else {
2095        err = setSupportedOutputFormat();
2096    }
2097
2098    if (err != OK) {
2099        return err;
2100    }
2101
2102    err = setVideoFormatOnPort(
2103            kPortIndexInput, width, height, compressionFormat);
2104
2105    if (err != OK) {
2106        return err;
2107    }
2108
2109    err = setVideoFormatOnPort(
2110            kPortIndexOutput, width, height, OMX_VIDEO_CodingUnused);
2111
2112    if (err != OK) {
2113        return err;
2114    }
2115
2116    return OK;
2117}
2118
2119status_t ACodec::setupVideoEncoder(const char *mime, const sp<AMessage> &msg) {
2120    int32_t tmp;
2121    if (!msg->findInt32("color-format", &tmp)) {
2122        return INVALID_OPERATION;
2123    }
2124
2125    OMX_COLOR_FORMATTYPE colorFormat =
2126        static_cast<OMX_COLOR_FORMATTYPE>(tmp);
2127
2128    status_t err = setVideoPortFormatType(
2129            kPortIndexInput, OMX_VIDEO_CodingUnused, colorFormat);
2130
2131    if (err != OK) {
2132        ALOGE("[%s] does not support color format %d",
2133              mComponentName.c_str(), colorFormat);
2134
2135        return err;
2136    }
2137
2138    /* Input port configuration */
2139
2140    OMX_PARAM_PORTDEFINITIONTYPE def;
2141    InitOMXParams(&def);
2142
2143    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2144
2145    def.nPortIndex = kPortIndexInput;
2146
2147    err = mOMX->getParameter(
2148            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2149
2150    if (err != OK) {
2151        return err;
2152    }
2153
2154    int32_t width, height, bitrate;
2155    if (!msg->findInt32("width", &width)
2156            || !msg->findInt32("height", &height)
2157            || !msg->findInt32("bitrate", &bitrate)) {
2158        return INVALID_OPERATION;
2159    }
2160
2161    video_def->nFrameWidth = width;
2162    video_def->nFrameHeight = height;
2163
2164    int32_t stride;
2165    if (!msg->findInt32("stride", &stride)) {
2166        stride = width;
2167    }
2168
2169    video_def->nStride = stride;
2170
2171    int32_t sliceHeight;
2172    if (!msg->findInt32("slice-height", &sliceHeight)) {
2173        sliceHeight = height;
2174    }
2175
2176    video_def->nSliceHeight = sliceHeight;
2177
2178    def.nBufferSize = (video_def->nStride * video_def->nSliceHeight * 3) / 2;
2179
2180    float frameRate;
2181    if (!msg->findFloat("frame-rate", &frameRate)) {
2182        int32_t tmp;
2183        if (!msg->findInt32("frame-rate", &tmp)) {
2184            return INVALID_OPERATION;
2185        }
2186        frameRate = (float)tmp;
2187        mTimePerFrameUs = (int64_t) (1000000.0f / frameRate);
2188    }
2189
2190    video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
2191    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
2192    video_def->eColorFormat = colorFormat;
2193
2194    err = mOMX->setParameter(
2195            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2196
2197    if (err != OK) {
2198        ALOGE("[%s] failed to set input port definition parameters.",
2199              mComponentName.c_str());
2200
2201        return err;
2202    }
2203
2204    /* Output port configuration */
2205
2206    OMX_VIDEO_CODINGTYPE compressionFormat;
2207    err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
2208
2209    if (err != OK) {
2210        return err;
2211    }
2212
2213    err = setVideoPortFormatType(
2214            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
2215
2216    if (err != OK) {
2217        ALOGE("[%s] does not support compression format %d",
2218             mComponentName.c_str(), compressionFormat);
2219
2220        return err;
2221    }
2222
2223    def.nPortIndex = kPortIndexOutput;
2224
2225    err = mOMX->getParameter(
2226            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2227
2228    if (err != OK) {
2229        return err;
2230    }
2231
2232    video_def->nFrameWidth = width;
2233    video_def->nFrameHeight = height;
2234    video_def->xFramerate = 0;
2235    video_def->nBitrate = bitrate;
2236    video_def->eCompressionFormat = compressionFormat;
2237    video_def->eColorFormat = OMX_COLOR_FormatUnused;
2238
2239    err = mOMX->setParameter(
2240            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2241
2242    if (err != OK) {
2243        ALOGE("[%s] failed to set output port definition parameters.",
2244              mComponentName.c_str());
2245
2246        return err;
2247    }
2248
2249    switch (compressionFormat) {
2250        case OMX_VIDEO_CodingMPEG4:
2251            err = setupMPEG4EncoderParameters(msg);
2252            break;
2253
2254        case OMX_VIDEO_CodingH263:
2255            err = setupH263EncoderParameters(msg);
2256            break;
2257
2258        case OMX_VIDEO_CodingAVC:
2259            err = setupAVCEncoderParameters(msg);
2260            break;
2261
2262        case OMX_VIDEO_CodingHEVC:
2263            err = setupHEVCEncoderParameters(msg);
2264            break;
2265
2266        case OMX_VIDEO_CodingVP8:
2267        case OMX_VIDEO_CodingVP9:
2268            err = setupVPXEncoderParameters(msg);
2269            break;
2270
2271        default:
2272            break;
2273    }
2274
2275    ALOGI("setupVideoEncoder succeeded");
2276
2277    return err;
2278}
2279
2280status_t ACodec::setCyclicIntraMacroblockRefresh(const sp<AMessage> &msg, int32_t mode) {
2281    OMX_VIDEO_PARAM_INTRAREFRESHTYPE params;
2282    InitOMXParams(&params);
2283    params.nPortIndex = kPortIndexOutput;
2284
2285    params.eRefreshMode = static_cast<OMX_VIDEO_INTRAREFRESHTYPE>(mode);
2286
2287    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshCyclic ||
2288            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2289        int32_t mbs;
2290        if (!msg->findInt32("intra-refresh-CIR-mbs", &mbs)) {
2291            return INVALID_OPERATION;
2292        }
2293        params.nCirMBs = mbs;
2294    }
2295
2296    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshAdaptive ||
2297            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
2298        int32_t mbs;
2299        if (!msg->findInt32("intra-refresh-AIR-mbs", &mbs)) {
2300            return INVALID_OPERATION;
2301        }
2302        params.nAirMBs = mbs;
2303
2304        int32_t ref;
2305        if (!msg->findInt32("intra-refresh-AIR-ref", &ref)) {
2306            return INVALID_OPERATION;
2307        }
2308        params.nAirRef = ref;
2309    }
2310
2311    status_t err = mOMX->setParameter(
2312            mNode, OMX_IndexParamVideoIntraRefresh,
2313            &params, sizeof(params));
2314    return err;
2315}
2316
2317static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
2318    if (iFramesInterval < 0) {
2319        return 0xFFFFFFFF;
2320    } else if (iFramesInterval == 0) {
2321        return 0;
2322    }
2323    OMX_U32 ret = frameRate * iFramesInterval;
2324    return ret;
2325}
2326
2327static OMX_VIDEO_CONTROLRATETYPE getBitrateMode(const sp<AMessage> &msg) {
2328    int32_t tmp;
2329    if (!msg->findInt32("bitrate-mode", &tmp)) {
2330        return OMX_Video_ControlRateVariable;
2331    }
2332
2333    return static_cast<OMX_VIDEO_CONTROLRATETYPE>(tmp);
2334}
2335
2336status_t ACodec::setupMPEG4EncoderParameters(const sp<AMessage> &msg) {
2337    int32_t bitrate, iFrameInterval;
2338    if (!msg->findInt32("bitrate", &bitrate)
2339            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2340        return INVALID_OPERATION;
2341    }
2342
2343    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2344
2345    float frameRate;
2346    if (!msg->findFloat("frame-rate", &frameRate)) {
2347        int32_t tmp;
2348        if (!msg->findInt32("frame-rate", &tmp)) {
2349            return INVALID_OPERATION;
2350        }
2351        frameRate = (float)tmp;
2352    }
2353
2354    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
2355    InitOMXParams(&mpeg4type);
2356    mpeg4type.nPortIndex = kPortIndexOutput;
2357
2358    status_t err = mOMX->getParameter(
2359            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2360
2361    if (err != OK) {
2362        return err;
2363    }
2364
2365    mpeg4type.nSliceHeaderSpacing = 0;
2366    mpeg4type.bSVH = OMX_FALSE;
2367    mpeg4type.bGov = OMX_FALSE;
2368
2369    mpeg4type.nAllowedPictureTypes =
2370        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2371
2372    mpeg4type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2373    if (mpeg4type.nPFrames == 0) {
2374        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2375    }
2376    mpeg4type.nBFrames = 0;
2377    mpeg4type.nIDCVLCThreshold = 0;
2378    mpeg4type.bACPred = OMX_TRUE;
2379    mpeg4type.nMaxPacketSize = 256;
2380    mpeg4type.nTimeIncRes = 1000;
2381    mpeg4type.nHeaderExtension = 0;
2382    mpeg4type.bReversibleVLC = OMX_FALSE;
2383
2384    int32_t profile;
2385    if (msg->findInt32("profile", &profile)) {
2386        int32_t level;
2387        if (!msg->findInt32("level", &level)) {
2388            return INVALID_OPERATION;
2389        }
2390
2391        err = verifySupportForProfileAndLevel(profile, level);
2392
2393        if (err != OK) {
2394            return err;
2395        }
2396
2397        mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profile);
2398        mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(level);
2399    }
2400
2401    err = mOMX->setParameter(
2402            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2403
2404    if (err != OK) {
2405        return err;
2406    }
2407
2408    err = configureBitrate(bitrate, bitrateMode);
2409
2410    if (err != OK) {
2411        return err;
2412    }
2413
2414    return setupErrorCorrectionParameters();
2415}
2416
2417status_t ACodec::setupH263EncoderParameters(const sp<AMessage> &msg) {
2418    int32_t bitrate, iFrameInterval;
2419    if (!msg->findInt32("bitrate", &bitrate)
2420            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2421        return INVALID_OPERATION;
2422    }
2423
2424    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2425
2426    float frameRate;
2427    if (!msg->findFloat("frame-rate", &frameRate)) {
2428        int32_t tmp;
2429        if (!msg->findInt32("frame-rate", &tmp)) {
2430            return INVALID_OPERATION;
2431        }
2432        frameRate = (float)tmp;
2433    }
2434
2435    OMX_VIDEO_PARAM_H263TYPE h263type;
2436    InitOMXParams(&h263type);
2437    h263type.nPortIndex = kPortIndexOutput;
2438
2439    status_t err = mOMX->getParameter(
2440            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2441
2442    if (err != OK) {
2443        return err;
2444    }
2445
2446    h263type.nAllowedPictureTypes =
2447        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2448
2449    h263type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2450    if (h263type.nPFrames == 0) {
2451        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2452    }
2453    h263type.nBFrames = 0;
2454
2455    int32_t profile;
2456    if (msg->findInt32("profile", &profile)) {
2457        int32_t level;
2458        if (!msg->findInt32("level", &level)) {
2459            return INVALID_OPERATION;
2460        }
2461
2462        err = verifySupportForProfileAndLevel(profile, level);
2463
2464        if (err != OK) {
2465            return err;
2466        }
2467
2468        h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profile);
2469        h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(level);
2470    }
2471
2472    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
2473    h263type.bForceRoundingTypeToZero = OMX_FALSE;
2474    h263type.nPictureHeaderRepetition = 0;
2475    h263type.nGOBHeaderInterval = 0;
2476
2477    err = mOMX->setParameter(
2478            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2479
2480    if (err != OK) {
2481        return err;
2482    }
2483
2484    err = configureBitrate(bitrate, bitrateMode);
2485
2486    if (err != OK) {
2487        return err;
2488    }
2489
2490    return setupErrorCorrectionParameters();
2491}
2492
2493status_t ACodec::setupAVCEncoderParameters(const sp<AMessage> &msg) {
2494    int32_t bitrate, iFrameInterval;
2495    if (!msg->findInt32("bitrate", &bitrate)
2496            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2497        return INVALID_OPERATION;
2498    }
2499
2500    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2501
2502    float frameRate;
2503    if (!msg->findFloat("frame-rate", &frameRate)) {
2504        int32_t tmp;
2505        if (!msg->findInt32("frame-rate", &tmp)) {
2506            return INVALID_OPERATION;
2507        }
2508        frameRate = (float)tmp;
2509    }
2510
2511    status_t err = OK;
2512    int32_t intraRefreshMode = 0;
2513    if (msg->findInt32("intra-refresh-mode", &intraRefreshMode)) {
2514        err = setCyclicIntraMacroblockRefresh(msg, intraRefreshMode);
2515        if (err != OK) {
2516            ALOGE("Setting intra macroblock refresh mode (%d) failed: 0x%x",
2517                    err, intraRefreshMode);
2518            return err;
2519        }
2520    }
2521
2522    OMX_VIDEO_PARAM_AVCTYPE h264type;
2523    InitOMXParams(&h264type);
2524    h264type.nPortIndex = kPortIndexOutput;
2525
2526    err = mOMX->getParameter(
2527            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2528
2529    if (err != OK) {
2530        return err;
2531    }
2532
2533    h264type.nAllowedPictureTypes =
2534        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2535
2536    int32_t profile;
2537    if (msg->findInt32("profile", &profile)) {
2538        int32_t level;
2539        if (!msg->findInt32("level", &level)) {
2540            return INVALID_OPERATION;
2541        }
2542
2543        err = verifySupportForProfileAndLevel(profile, level);
2544
2545        if (err != OK) {
2546            return err;
2547        }
2548
2549        h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profile);
2550        h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(level);
2551    }
2552
2553    // XXX
2554    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
2555        ALOGW("Use baseline profile instead of %d for AVC recording",
2556            h264type.eProfile);
2557        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
2558    }
2559
2560    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
2561        h264type.nSliceHeaderSpacing = 0;
2562        h264type.bUseHadamard = OMX_TRUE;
2563        h264type.nRefFrames = 1;
2564        h264type.nBFrames = 0;
2565        h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2566        if (h264type.nPFrames == 0) {
2567            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2568        }
2569        h264type.nRefIdx10ActiveMinus1 = 0;
2570        h264type.nRefIdx11ActiveMinus1 = 0;
2571        h264type.bEntropyCodingCABAC = OMX_FALSE;
2572        h264type.bWeightedPPrediction = OMX_FALSE;
2573        h264type.bconstIpred = OMX_FALSE;
2574        h264type.bDirect8x8Inference = OMX_FALSE;
2575        h264type.bDirectSpatialTemporal = OMX_FALSE;
2576        h264type.nCabacInitIdc = 0;
2577    }
2578
2579    if (h264type.nBFrames != 0) {
2580        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
2581    }
2582
2583    h264type.bEnableUEP = OMX_FALSE;
2584    h264type.bEnableFMO = OMX_FALSE;
2585    h264type.bEnableASO = OMX_FALSE;
2586    h264type.bEnableRS = OMX_FALSE;
2587    h264type.bFrameMBsOnly = OMX_TRUE;
2588    h264type.bMBAFF = OMX_FALSE;
2589    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
2590
2591    err = mOMX->setParameter(
2592            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2593
2594    if (err != OK) {
2595        return err;
2596    }
2597
2598    return configureBitrate(bitrate, bitrateMode);
2599}
2600
2601status_t ACodec::setupHEVCEncoderParameters(const sp<AMessage> &msg) {
2602    int32_t bitrate, iFrameInterval;
2603    if (!msg->findInt32("bitrate", &bitrate)
2604            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2605        return INVALID_OPERATION;
2606    }
2607
2608    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2609
2610    float frameRate;
2611    if (!msg->findFloat("frame-rate", &frameRate)) {
2612        int32_t tmp;
2613        if (!msg->findInt32("frame-rate", &tmp)) {
2614            return INVALID_OPERATION;
2615        }
2616        frameRate = (float)tmp;
2617    }
2618
2619    OMX_VIDEO_PARAM_HEVCTYPE hevcType;
2620    InitOMXParams(&hevcType);
2621    hevcType.nPortIndex = kPortIndexOutput;
2622
2623    status_t err = OK;
2624    err = mOMX->getParameter(
2625            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2626    if (err != OK) {
2627        return err;
2628    }
2629
2630    int32_t profile;
2631    if (msg->findInt32("profile", &profile)) {
2632        int32_t level;
2633        if (!msg->findInt32("level", &level)) {
2634            return INVALID_OPERATION;
2635        }
2636
2637        err = verifySupportForProfileAndLevel(profile, level);
2638        if (err != OK) {
2639            return err;
2640        }
2641
2642        hevcType.eProfile = static_cast<OMX_VIDEO_HEVCPROFILETYPE>(profile);
2643        hevcType.eLevel = static_cast<OMX_VIDEO_HEVCLEVELTYPE>(level);
2644    }
2645
2646    // TODO: Need OMX structure definition for setting iFrameInterval
2647
2648    err = mOMX->setParameter(
2649            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoHevc, &hevcType, sizeof(hevcType));
2650    if (err != OK) {
2651        return err;
2652    }
2653
2654    return configureBitrate(bitrate, bitrateMode);
2655}
2656
2657status_t ACodec::setupVPXEncoderParameters(const sp<AMessage> &msg) {
2658    int32_t bitrate;
2659    int32_t iFrameInterval = 0;
2660    size_t tsLayers = 0;
2661    OMX_VIDEO_ANDROID_VPXTEMPORALLAYERPATTERNTYPE pattern =
2662        OMX_VIDEO_VPXTemporalLayerPatternNone;
2663    static const uint32_t kVp8LayerRateAlloction
2664        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS]
2665        [OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS] = {
2666        {100, 100, 100},  // 1 layer
2667        { 60, 100, 100},  // 2 layers {60%, 40%}
2668        { 40,  60, 100},  // 3 layers {40%, 20%, 40%}
2669    };
2670    if (!msg->findInt32("bitrate", &bitrate)) {
2671        return INVALID_OPERATION;
2672    }
2673    msg->findInt32("i-frame-interval", &iFrameInterval);
2674
2675    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2676
2677    float frameRate;
2678    if (!msg->findFloat("frame-rate", &frameRate)) {
2679        int32_t tmp;
2680        if (!msg->findInt32("frame-rate", &tmp)) {
2681            return INVALID_OPERATION;
2682        }
2683        frameRate = (float)tmp;
2684    }
2685
2686    AString tsSchema;
2687    if (msg->findString("ts-schema", &tsSchema)) {
2688        if (tsSchema == "webrtc.vp8.1-layer") {
2689            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2690            tsLayers = 1;
2691        } else if (tsSchema == "webrtc.vp8.2-layer") {
2692            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2693            tsLayers = 2;
2694        } else if (tsSchema == "webrtc.vp8.3-layer") {
2695            pattern = OMX_VIDEO_VPXTemporalLayerPatternWebRTC;
2696            tsLayers = 3;
2697        } else {
2698            ALOGW("Unsupported ts-schema [%s]", tsSchema.c_str());
2699        }
2700    }
2701
2702    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
2703    InitOMXParams(&vp8type);
2704    vp8type.nPortIndex = kPortIndexOutput;
2705    status_t err = mOMX->getParameter(
2706            mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2707            &vp8type, sizeof(vp8type));
2708
2709    if (err == OK) {
2710        if (iFrameInterval > 0) {
2711            vp8type.nKeyFrameInterval = setPFramesSpacing(iFrameInterval, frameRate);
2712        }
2713        vp8type.eTemporalPattern = pattern;
2714        vp8type.nTemporalLayerCount = tsLayers;
2715        if (tsLayers > 0) {
2716            for (size_t i = 0; i < OMX_VIDEO_ANDROID_MAXVP8TEMPORALLAYERS; i++) {
2717                vp8type.nTemporalLayerBitrateRatio[i] =
2718                    kVp8LayerRateAlloction[tsLayers - 1][i];
2719            }
2720        }
2721        if (bitrateMode == OMX_Video_ControlRateConstant) {
2722            vp8type.nMinQuantizer = 2;
2723            vp8type.nMaxQuantizer = 63;
2724        }
2725
2726        err = mOMX->setParameter(
2727                mNode, (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
2728                &vp8type, sizeof(vp8type));
2729        if (err != OK) {
2730            ALOGW("Extended VP8 parameters set failed: %d", err);
2731        }
2732    }
2733
2734    return configureBitrate(bitrate, bitrateMode);
2735}
2736
2737status_t ACodec::verifySupportForProfileAndLevel(
2738        int32_t profile, int32_t level) {
2739    OMX_VIDEO_PARAM_PROFILELEVELTYPE params;
2740    InitOMXParams(&params);
2741    params.nPortIndex = kPortIndexOutput;
2742
2743    for (params.nProfileIndex = 0;; ++params.nProfileIndex) {
2744        status_t err = mOMX->getParameter(
2745                mNode,
2746                OMX_IndexParamVideoProfileLevelQuerySupported,
2747                &params,
2748                sizeof(params));
2749
2750        if (err != OK) {
2751            return err;
2752        }
2753
2754        int32_t supportedProfile = static_cast<int32_t>(params.eProfile);
2755        int32_t supportedLevel = static_cast<int32_t>(params.eLevel);
2756
2757        if (profile == supportedProfile && level <= supportedLevel) {
2758            return OK;
2759        }
2760    }
2761}
2762
2763status_t ACodec::configureBitrate(
2764        int32_t bitrate, OMX_VIDEO_CONTROLRATETYPE bitrateMode) {
2765    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
2766    InitOMXParams(&bitrateType);
2767    bitrateType.nPortIndex = kPortIndexOutput;
2768
2769    status_t err = mOMX->getParameter(
2770            mNode, OMX_IndexParamVideoBitrate,
2771            &bitrateType, sizeof(bitrateType));
2772
2773    if (err != OK) {
2774        return err;
2775    }
2776
2777    bitrateType.eControlRate = bitrateMode;
2778    bitrateType.nTargetBitrate = bitrate;
2779
2780    return mOMX->setParameter(
2781            mNode, OMX_IndexParamVideoBitrate,
2782            &bitrateType, sizeof(bitrateType));
2783}
2784
2785status_t ACodec::setupErrorCorrectionParameters() {
2786    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
2787    InitOMXParams(&errorCorrectionType);
2788    errorCorrectionType.nPortIndex = kPortIndexOutput;
2789
2790    status_t err = mOMX->getParameter(
2791            mNode, OMX_IndexParamVideoErrorCorrection,
2792            &errorCorrectionType, sizeof(errorCorrectionType));
2793
2794    if (err != OK) {
2795        return OK;  // Optional feature. Ignore this failure
2796    }
2797
2798    errorCorrectionType.bEnableHEC = OMX_FALSE;
2799    errorCorrectionType.bEnableResync = OMX_TRUE;
2800    errorCorrectionType.nResynchMarkerSpacing = 256;
2801    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
2802    errorCorrectionType.bEnableRVLC = OMX_FALSE;
2803
2804    return mOMX->setParameter(
2805            mNode, OMX_IndexParamVideoErrorCorrection,
2806            &errorCorrectionType, sizeof(errorCorrectionType));
2807}
2808
2809status_t ACodec::setVideoFormatOnPort(
2810        OMX_U32 portIndex,
2811        int32_t width, int32_t height, OMX_VIDEO_CODINGTYPE compressionFormat) {
2812    OMX_PARAM_PORTDEFINITIONTYPE def;
2813    InitOMXParams(&def);
2814    def.nPortIndex = portIndex;
2815
2816    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2817
2818    status_t err = mOMX->getParameter(
2819            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2820
2821    CHECK_EQ(err, (status_t)OK);
2822
2823    if (portIndex == kPortIndexInput) {
2824        // XXX Need a (much) better heuristic to compute input buffer sizes.
2825        const size_t X = 64 * 1024;
2826        if (def.nBufferSize < X) {
2827            def.nBufferSize = X;
2828        }
2829    }
2830
2831    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
2832
2833    video_def->nFrameWidth = width;
2834    video_def->nFrameHeight = height;
2835
2836    if (portIndex == kPortIndexInput) {
2837        video_def->eCompressionFormat = compressionFormat;
2838        video_def->eColorFormat = OMX_COLOR_FormatUnused;
2839    }
2840
2841    err = mOMX->setParameter(
2842            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2843
2844    return err;
2845}
2846
2847status_t ACodec::initNativeWindow() {
2848    if (mNativeWindow != NULL) {
2849        return mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
2850    }
2851
2852    mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_FALSE);
2853    return OK;
2854}
2855
2856size_t ACodec::countBuffersOwnedByComponent(OMX_U32 portIndex) const {
2857    size_t n = 0;
2858
2859    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2860        const BufferInfo &info = mBuffers[portIndex].itemAt(i);
2861
2862        if (info.mStatus == BufferInfo::OWNED_BY_COMPONENT) {
2863            ++n;
2864        }
2865    }
2866
2867    return n;
2868}
2869
2870size_t ACodec::countBuffersOwnedByNativeWindow() const {
2871    size_t n = 0;
2872
2873    for (size_t i = 0; i < mBuffers[kPortIndexOutput].size(); ++i) {
2874        const BufferInfo &info = mBuffers[kPortIndexOutput].itemAt(i);
2875
2876        if (info.mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2877            ++n;
2878        }
2879    }
2880
2881    return n;
2882}
2883
2884void ACodec::waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs() {
2885    if (mNativeWindow == NULL) {
2886        return;
2887    }
2888
2889    while (countBuffersOwnedByNativeWindow() > mNumUndequeuedBuffers
2890            && dequeueBufferFromNativeWindow() != NULL) {
2891        // these buffers will be submitted as regular buffers; account for this
2892        if (mStoreMetaDataInOutputBuffers && mMetaDataBuffersToSubmit > 0) {
2893            --mMetaDataBuffersToSubmit;
2894        }
2895    }
2896}
2897
2898bool ACodec::allYourBuffersAreBelongToUs(
2899        OMX_U32 portIndex) {
2900    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2901        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
2902
2903        if (info->mStatus != BufferInfo::OWNED_BY_US
2904                && info->mStatus != BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2905            ALOGV("[%s] Buffer %u on port %u still has status %d",
2906                    mComponentName.c_str(),
2907                    info->mBufferID, portIndex, info->mStatus);
2908            return false;
2909        }
2910    }
2911
2912    return true;
2913}
2914
2915bool ACodec::allYourBuffersAreBelongToUs() {
2916    return allYourBuffersAreBelongToUs(kPortIndexInput)
2917        && allYourBuffersAreBelongToUs(kPortIndexOutput);
2918}
2919
2920void ACodec::deferMessage(const sp<AMessage> &msg) {
2921    bool wasEmptyBefore = mDeferredQueue.empty();
2922    mDeferredQueue.push_back(msg);
2923}
2924
2925void ACodec::processDeferredMessages() {
2926    List<sp<AMessage> > queue = mDeferredQueue;
2927    mDeferredQueue.clear();
2928
2929    List<sp<AMessage> >::iterator it = queue.begin();
2930    while (it != queue.end()) {
2931        onMessageReceived(*it++);
2932    }
2933}
2934
2935// static
2936bool ACodec::describeDefaultColorFormat(DescribeColorFormatParams &params) {
2937    MediaImage &image = params.sMediaImage;
2938    memset(&image, 0, sizeof(image));
2939
2940    image.mType = MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
2941    image.mNumPlanes = 0;
2942
2943    const OMX_COLOR_FORMATTYPE fmt = params.eColorFormat;
2944    // we need stride and slice-height to be non-zero
2945    if (params.nStride == 0 || params.nSliceHeight == 0) {
2946        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
2947                fmt, fmt, params.nStride, params.nSliceHeight);
2948        return false;
2949    }
2950
2951    image.mWidth = params.nFrameWidth;
2952    image.mHeight = params.nFrameHeight;
2953
2954    // only supporting YUV420
2955    if (fmt != OMX_COLOR_FormatYUV420Planar &&
2956        fmt != OMX_COLOR_FormatYUV420PackedPlanar &&
2957        fmt != OMX_COLOR_FormatYUV420SemiPlanar &&
2958        fmt != OMX_COLOR_FormatYUV420PackedSemiPlanar) {
2959        ALOGW("do not know color format 0x%x = %d", fmt, fmt);
2960        return false;
2961    }
2962
2963    // set-up YUV format
2964    image.mType = MediaImage::MEDIA_IMAGE_TYPE_YUV;
2965    image.mNumPlanes = 3;
2966    image.mBitDepth = 8;
2967    image.mPlane[image.Y].mOffset = 0;
2968    image.mPlane[image.Y].mColInc = 1;
2969    image.mPlane[image.Y].mRowInc = params.nStride;
2970    image.mPlane[image.Y].mHorizSubsampling = 1;
2971    image.mPlane[image.Y].mVertSubsampling = 1;
2972
2973    switch (fmt) {
2974        case OMX_COLOR_FormatYUV420Planar: // used for YV12
2975        case OMX_COLOR_FormatYUV420PackedPlanar:
2976            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2977            image.mPlane[image.U].mColInc = 1;
2978            image.mPlane[image.U].mRowInc = params.nStride / 2;
2979            image.mPlane[image.U].mHorizSubsampling = 2;
2980            image.mPlane[image.U].mVertSubsampling = 2;
2981
2982            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset
2983                    + (params.nStride * params.nSliceHeight / 4);
2984            image.mPlane[image.V].mColInc = 1;
2985            image.mPlane[image.V].mRowInc = params.nStride / 2;
2986            image.mPlane[image.V].mHorizSubsampling = 2;
2987            image.mPlane[image.V].mVertSubsampling = 2;
2988            break;
2989
2990        case OMX_COLOR_FormatYUV420SemiPlanar:
2991            // FIXME: NV21 for sw-encoder, NV12 for decoder and hw-encoder
2992        case OMX_COLOR_FormatYUV420PackedSemiPlanar:
2993            // NV12
2994            image.mPlane[image.U].mOffset = params.nStride * params.nSliceHeight;
2995            image.mPlane[image.U].mColInc = 2;
2996            image.mPlane[image.U].mRowInc = params.nStride;
2997            image.mPlane[image.U].mHorizSubsampling = 2;
2998            image.mPlane[image.U].mVertSubsampling = 2;
2999
3000            image.mPlane[image.V].mOffset = image.mPlane[image.U].mOffset + 1;
3001            image.mPlane[image.V].mColInc = 2;
3002            image.mPlane[image.V].mRowInc = params.nStride;
3003            image.mPlane[image.V].mHorizSubsampling = 2;
3004            image.mPlane[image.V].mVertSubsampling = 2;
3005            break;
3006
3007        default:
3008            TRESPASS();
3009    }
3010    return true;
3011}
3012
3013// static
3014bool ACodec::describeColorFormat(
3015        const sp<IOMX> &omx, IOMX::node_id node,
3016        DescribeColorFormatParams &describeParams)
3017{
3018    OMX_INDEXTYPE describeColorFormatIndex;
3019    if (omx->getExtensionIndex(
3020            node, "OMX.google.android.index.describeColorFormat",
3021            &describeColorFormatIndex) != OK ||
3022        omx->getParameter(
3023            node, describeColorFormatIndex,
3024            &describeParams, sizeof(describeParams)) != OK) {
3025        return describeDefaultColorFormat(describeParams);
3026    }
3027    return describeParams.sMediaImage.mType !=
3028            MediaImage::MEDIA_IMAGE_TYPE_UNKNOWN;
3029}
3030
3031// static
3032bool ACodec::isFlexibleColorFormat(
3033         const sp<IOMX> &omx, IOMX::node_id node,
3034         uint32_t colorFormat, OMX_U32 *flexibleEquivalent) {
3035    DescribeColorFormatParams describeParams;
3036    InitOMXParams(&describeParams);
3037    describeParams.eColorFormat = (OMX_COLOR_FORMATTYPE)colorFormat;
3038    // reasonable dummy values
3039    describeParams.nFrameWidth = 128;
3040    describeParams.nFrameHeight = 128;
3041    describeParams.nStride = 128;
3042    describeParams.nSliceHeight = 128;
3043
3044    CHECK(flexibleEquivalent != NULL);
3045
3046    if (!describeColorFormat(omx, node, describeParams)) {
3047        return false;
3048    }
3049
3050    const MediaImage &img = describeParams.sMediaImage;
3051    if (img.mType == MediaImage::MEDIA_IMAGE_TYPE_YUV) {
3052        if (img.mNumPlanes != 3 ||
3053            img.mPlane[img.Y].mHorizSubsampling != 1 ||
3054            img.mPlane[img.Y].mVertSubsampling != 1) {
3055            return false;
3056        }
3057
3058        // YUV 420
3059        if (img.mPlane[img.U].mHorizSubsampling == 2
3060                && img.mPlane[img.U].mVertSubsampling == 2
3061                && img.mPlane[img.V].mHorizSubsampling == 2
3062                && img.mPlane[img.V].mVertSubsampling == 2) {
3063            // possible flexible YUV420 format
3064            if (img.mBitDepth <= 8) {
3065               *flexibleEquivalent = OMX_COLOR_FormatYUV420Flexible;
3066               return true;
3067            }
3068        }
3069    }
3070    return false;
3071}
3072
3073status_t ACodec::getPortFormat(OMX_U32 portIndex, sp<AMessage> &notify) {
3074    // TODO: catch errors an return them instead of using CHECK
3075    OMX_PARAM_PORTDEFINITIONTYPE def;
3076    InitOMXParams(&def);
3077    def.nPortIndex = portIndex;
3078
3079    CHECK_EQ(mOMX->getParameter(
3080                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
3081             (status_t)OK);
3082
3083    CHECK_EQ((int)def.eDir,
3084            (int)(portIndex == kPortIndexOutput ? OMX_DirOutput : OMX_DirInput));
3085
3086    switch (def.eDomain) {
3087        case OMX_PortDomainVideo:
3088        {
3089            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
3090            switch ((int)videoDef->eCompressionFormat) {
3091                case OMX_VIDEO_CodingUnused:
3092                {
3093                    CHECK(mIsEncoder ^ (portIndex == kPortIndexOutput));
3094                    notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
3095
3096                    notify->setInt32("stride", videoDef->nStride);
3097                    notify->setInt32("slice-height", videoDef->nSliceHeight);
3098                    notify->setInt32("color-format", videoDef->eColorFormat);
3099
3100                    DescribeColorFormatParams describeParams;
3101                    InitOMXParams(&describeParams);
3102                    describeParams.eColorFormat = videoDef->eColorFormat;
3103                    describeParams.nFrameWidth = videoDef->nFrameWidth;
3104                    describeParams.nFrameHeight = videoDef->nFrameHeight;
3105                    describeParams.nStride = videoDef->nStride;
3106                    describeParams.nSliceHeight = videoDef->nSliceHeight;
3107
3108                    if (describeColorFormat(mOMX, mNode, describeParams)) {
3109                        notify->setBuffer(
3110                                "image-data",
3111                                ABuffer::CreateAsCopy(
3112                                        &describeParams.sMediaImage,
3113                                        sizeof(describeParams.sMediaImage)));
3114                    }
3115
3116                    OMX_CONFIG_RECTTYPE rect;
3117                    InitOMXParams(&rect);
3118                    rect.nPortIndex = kPortIndexOutput;
3119
3120                    if (mOMX->getConfig(
3121                                mNode, OMX_IndexConfigCommonOutputCrop,
3122                                &rect, sizeof(rect)) != OK) {
3123                        rect.nLeft = 0;
3124                        rect.nTop = 0;
3125                        rect.nWidth = videoDef->nFrameWidth;
3126                        rect.nHeight = videoDef->nFrameHeight;
3127                    }
3128
3129                    CHECK_GE(rect.nLeft, 0);
3130                    CHECK_GE(rect.nTop, 0);
3131                    CHECK_GE(rect.nWidth, 0u);
3132                    CHECK_GE(rect.nHeight, 0u);
3133                    CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
3134                    CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
3135
3136                    notify->setRect(
3137                            "crop",
3138                            rect.nLeft,
3139                            rect.nTop,
3140                            rect.nLeft + rect.nWidth - 1,
3141                            rect.nTop + rect.nHeight - 1);
3142
3143                    break;
3144                }
3145
3146                case OMX_VIDEO_CodingVP8:
3147                case OMX_VIDEO_CodingVP9:
3148                {
3149                    OMX_VIDEO_PARAM_ANDROID_VP8ENCODERTYPE vp8type;
3150                    InitOMXParams(&vp8type);
3151                    vp8type.nPortIndex = kPortIndexOutput;
3152                    status_t err = mOMX->getParameter(
3153                            mNode,
3154                            (OMX_INDEXTYPE)OMX_IndexParamVideoAndroidVp8Encoder,
3155                            &vp8type,
3156                            sizeof(vp8type));
3157
3158                    if (err == OK) {
3159                        AString tsSchema = "none";
3160                        if (vp8type.eTemporalPattern
3161                                == OMX_VIDEO_VPXTemporalLayerPatternWebRTC) {
3162                            switch (vp8type.nTemporalLayerCount) {
3163                                case 1:
3164                                {
3165                                    tsSchema = "webrtc.vp8.1-layer";
3166                                    break;
3167                                }
3168                                case 2:
3169                                {
3170                                    tsSchema = "webrtc.vp8.2-layer";
3171                                    break;
3172                                }
3173                                case 3:
3174                                {
3175                                    tsSchema = "webrtc.vp8.3-layer";
3176                                    break;
3177                                }
3178                                default:
3179                                {
3180                                    break;
3181                                }
3182                            }
3183                        }
3184                        notify->setString("ts-schema", tsSchema);
3185                    }
3186                    // Fall through to set up mime.
3187                }
3188
3189                default:
3190                {
3191                    CHECK(mIsEncoder ^ (portIndex == kPortIndexInput));
3192                    AString mime;
3193                    if (GetMimeTypeForVideoCoding(
3194                        videoDef->eCompressionFormat, &mime) != OK) {
3195                        notify->setString("mime", "application/octet-stream");
3196                    } else {
3197                        notify->setString("mime", mime.c_str());
3198                    }
3199                    break;
3200                }
3201            }
3202
3203            notify->setInt32("width", videoDef->nFrameWidth);
3204            notify->setInt32("height", videoDef->nFrameHeight);
3205            break;
3206        }
3207
3208        case OMX_PortDomainAudio:
3209        {
3210            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
3211
3212            switch ((int)audioDef->eEncoding) {
3213                case OMX_AUDIO_CodingPCM:
3214                {
3215                    OMX_AUDIO_PARAM_PCMMODETYPE params;
3216                    InitOMXParams(&params);
3217                    params.nPortIndex = portIndex;
3218
3219                    CHECK_EQ(mOMX->getParameter(
3220                                mNode, OMX_IndexParamAudioPcm,
3221                                &params, sizeof(params)),
3222                             (status_t)OK);
3223
3224                    CHECK_GT(params.nChannels, 0);
3225                    CHECK(params.nChannels == 1 || params.bInterleaved);
3226                    CHECK_EQ(params.nBitPerSample, 16u);
3227
3228                    CHECK_EQ((int)params.eNumData,
3229                             (int)OMX_NumericalDataSigned);
3230
3231                    CHECK_EQ((int)params.ePCMMode,
3232                             (int)OMX_AUDIO_PCMModeLinear);
3233
3234                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
3235                    notify->setInt32("channel-count", params.nChannels);
3236                    notify->setInt32("sample-rate", params.nSamplingRate);
3237
3238                    if (mChannelMaskPresent) {
3239                        notify->setInt32("channel-mask", mChannelMask);
3240                    }
3241                    break;
3242                }
3243
3244                case OMX_AUDIO_CodingAAC:
3245                {
3246                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
3247                    InitOMXParams(&params);
3248                    params.nPortIndex = portIndex;
3249
3250                    CHECK_EQ(mOMX->getParameter(
3251                                mNode, OMX_IndexParamAudioAac,
3252                                &params, sizeof(params)),
3253                             (status_t)OK);
3254
3255                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
3256                    notify->setInt32("channel-count", params.nChannels);
3257                    notify->setInt32("sample-rate", params.nSampleRate);
3258                    break;
3259                }
3260
3261                case OMX_AUDIO_CodingAMR:
3262                {
3263                    OMX_AUDIO_PARAM_AMRTYPE params;
3264                    InitOMXParams(&params);
3265                    params.nPortIndex = portIndex;
3266
3267                    CHECK_EQ(mOMX->getParameter(
3268                                mNode, OMX_IndexParamAudioAmr,
3269                                &params, sizeof(params)),
3270                             (status_t)OK);
3271
3272                    notify->setInt32("channel-count", 1);
3273                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
3274                        notify->setString(
3275                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
3276
3277                        notify->setInt32("sample-rate", 16000);
3278                    } else {
3279                        notify->setString(
3280                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
3281
3282                        notify->setInt32("sample-rate", 8000);
3283                    }
3284                    break;
3285                }
3286
3287                case OMX_AUDIO_CodingFLAC:
3288                {
3289                    OMX_AUDIO_PARAM_FLACTYPE params;
3290                    InitOMXParams(&params);
3291                    params.nPortIndex = portIndex;
3292
3293                    CHECK_EQ(mOMX->getParameter(
3294                                mNode, OMX_IndexParamAudioFlac,
3295                                &params, sizeof(params)),
3296                             (status_t)OK);
3297
3298                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
3299                    notify->setInt32("channel-count", params.nChannels);
3300                    notify->setInt32("sample-rate", params.nSampleRate);
3301                    break;
3302                }
3303
3304                case OMX_AUDIO_CodingMP3:
3305                {
3306                    OMX_AUDIO_PARAM_MP3TYPE params;
3307                    InitOMXParams(&params);
3308                    params.nPortIndex = portIndex;
3309
3310                    CHECK_EQ(mOMX->getParameter(
3311                                mNode, OMX_IndexParamAudioMp3,
3312                                &params, sizeof(params)),
3313                             (status_t)OK);
3314
3315                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_MPEG);
3316                    notify->setInt32("channel-count", params.nChannels);
3317                    notify->setInt32("sample-rate", params.nSampleRate);
3318                    break;
3319                }
3320
3321                case OMX_AUDIO_CodingVORBIS:
3322                {
3323                    OMX_AUDIO_PARAM_VORBISTYPE params;
3324                    InitOMXParams(&params);
3325                    params.nPortIndex = portIndex;
3326
3327                    CHECK_EQ(mOMX->getParameter(
3328                                mNode, OMX_IndexParamAudioVorbis,
3329                                &params, sizeof(params)),
3330                             (status_t)OK);
3331
3332                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_VORBIS);
3333                    notify->setInt32("channel-count", params.nChannels);
3334                    notify->setInt32("sample-rate", params.nSampleRate);
3335                    break;
3336                }
3337
3338                case OMX_AUDIO_CodingAndroidAC3:
3339                {
3340                    OMX_AUDIO_PARAM_ANDROID_AC3TYPE params;
3341                    InitOMXParams(&params);
3342                    params.nPortIndex = portIndex;
3343
3344                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3345                            mNode,
3346                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidAc3,
3347                            &params,
3348                            sizeof(params)));
3349
3350                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AC3);
3351                    notify->setInt32("channel-count", params.nChannels);
3352                    notify->setInt32("sample-rate", params.nSampleRate);
3353                    break;
3354                }
3355
3356                case OMX_AUDIO_CodingAndroidOPUS:
3357                {
3358                    OMX_AUDIO_PARAM_ANDROID_OPUSTYPE params;
3359                    InitOMXParams(&params);
3360                    params.nPortIndex = portIndex;
3361
3362                    CHECK_EQ((status_t)OK, mOMX->getParameter(
3363                            mNode,
3364                            (OMX_INDEXTYPE)OMX_IndexParamAudioAndroidOpus,
3365                            &params,
3366                            sizeof(params)));
3367
3368                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_OPUS);
3369                    notify->setInt32("channel-count", params.nChannels);
3370                    notify->setInt32("sample-rate", params.nSampleRate);
3371                    break;
3372                }
3373
3374                default:
3375                    ALOGE("UNKNOWN AUDIO CODING: %d\n", audioDef->eEncoding);
3376                    TRESPASS();
3377            }
3378            break;
3379        }
3380
3381        default:
3382            TRESPASS();
3383    }
3384
3385    return OK;
3386}
3387
3388void ACodec::sendFormatChange(const sp<AMessage> &reply) {
3389    sp<AMessage> notify = mNotify->dup();
3390    notify->setInt32("what", kWhatOutputFormatChanged);
3391
3392    CHECK_EQ(getPortFormat(kPortIndexOutput, notify), (status_t)OK);
3393
3394    AString mime;
3395    CHECK(notify->findString("mime", &mime));
3396
3397    int32_t left, top, right, bottom;
3398    if (mime == MEDIA_MIMETYPE_VIDEO_RAW &&
3399        mNativeWindow != NULL &&
3400        notify->findRect("crop", &left, &top, &right, &bottom)) {
3401        // notify renderer of the crop change
3402        // NOTE: native window uses extended right-bottom coordinate
3403        reply->setRect("crop", left, top, right + 1, bottom + 1);
3404    } else if (mime == MEDIA_MIMETYPE_AUDIO_RAW &&
3405               (mEncoderDelay || mEncoderPadding)) {
3406        int32_t channelCount;
3407        CHECK(notify->findInt32("channel-count", &channelCount));
3408        size_t frameSize = channelCount * sizeof(int16_t);
3409        if (mSkipCutBuffer != NULL) {
3410            size_t prevbufsize = mSkipCutBuffer->size();
3411            if (prevbufsize != 0) {
3412                ALOGW("Replacing SkipCutBuffer holding %d "
3413                      "bytes",
3414                      prevbufsize);
3415            }
3416        }
3417        mSkipCutBuffer = new SkipCutBuffer(
3418                mEncoderDelay * frameSize,
3419                mEncoderPadding * frameSize);
3420    }
3421
3422    notify->post();
3423
3424    mSentFormat = true;
3425}
3426
3427void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
3428    sp<AMessage> notify = mNotify->dup();
3429    notify->setInt32("what", CodecBase::kWhatError);
3430    ALOGE("signalError(omxError %#x, internalError %d)", error, internalError);
3431
3432    if (internalError == UNKNOWN_ERROR) { // find better error code
3433        const status_t omxStatus = statusFromOMXError(error);
3434        if (omxStatus != 0) {
3435            internalError = omxStatus;
3436        } else {
3437            ALOGW("Invalid OMX error %#x", error);
3438        }
3439    }
3440    notify->setInt32("err", internalError);
3441    notify->setInt32("actionCode", ACTION_CODE_FATAL); // could translate from OMX error.
3442    notify->post();
3443}
3444
3445status_t ACodec::pushBlankBuffersToNativeWindow() {
3446    status_t err = NO_ERROR;
3447    ANativeWindowBuffer* anb = NULL;
3448    int numBufs = 0;
3449    int minUndequeuedBufs = 0;
3450
3451    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
3452    // no frames get dropped by SurfaceFlinger assuming that these are video
3453    // frames.
3454    err = native_window_api_disconnect(mNativeWindow.get(),
3455            NATIVE_WINDOW_API_MEDIA);
3456    if (err != NO_ERROR) {
3457        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3458                strerror(-err), -err);
3459        return err;
3460    }
3461
3462    err = native_window_api_connect(mNativeWindow.get(),
3463            NATIVE_WINDOW_API_CPU);
3464    if (err != NO_ERROR) {
3465        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3466                strerror(-err), -err);
3467        return err;
3468    }
3469
3470    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
3471            HAL_PIXEL_FORMAT_RGBX_8888);
3472    if (err != NO_ERROR) {
3473        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
3474                strerror(-err), -err);
3475        goto error;
3476    }
3477
3478    err = native_window_set_scaling_mode(mNativeWindow.get(),
3479                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3480    if (err != NO_ERROR) {
3481        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
3482              strerror(-err), -err);
3483        goto error;
3484    }
3485
3486    err = native_window_set_usage(mNativeWindow.get(),
3487            GRALLOC_USAGE_SW_WRITE_OFTEN);
3488    if (err != NO_ERROR) {
3489        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
3490                strerror(-err), -err);
3491        goto error;
3492    }
3493
3494    err = mNativeWindow->query(mNativeWindow.get(),
3495            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
3496    if (err != NO_ERROR) {
3497        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
3498                "failed: %s (%d)", strerror(-err), -err);
3499        goto error;
3500    }
3501
3502    numBufs = minUndequeuedBufs + 1;
3503    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
3504    if (err != NO_ERROR) {
3505        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
3506                strerror(-err), -err);
3507        goto error;
3508    }
3509
3510    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
3511    // buffer twice.  This should guarantee that the buffer has been displayed
3512    // on the screen and then been replaced, so an previous video frames are
3513    // guaranteed NOT to be currently displayed.
3514    for (int i = 0; i < numBufs + 1; i++) {
3515        int fenceFd = -1;
3516        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
3517        if (err != NO_ERROR) {
3518            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
3519                    strerror(-err), -err);
3520            goto error;
3521        }
3522
3523        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
3524
3525        // Fill the buffer with the a 1x1 checkerboard pattern ;)
3526        uint32_t* img = NULL;
3527        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
3528        if (err != NO_ERROR) {
3529            ALOGE("error pushing blank frames: lock failed: %s (%d)",
3530                    strerror(-err), -err);
3531            goto error;
3532        }
3533
3534        *img = 0;
3535
3536        err = buf->unlock();
3537        if (err != NO_ERROR) {
3538            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
3539                    strerror(-err), -err);
3540            goto error;
3541        }
3542
3543        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
3544                buf->getNativeBuffer(), -1);
3545        if (err != NO_ERROR) {
3546            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
3547                    strerror(-err), -err);
3548            goto error;
3549        }
3550
3551        anb = NULL;
3552    }
3553
3554error:
3555
3556    if (err != NO_ERROR) {
3557        // Clean up after an error.
3558        if (anb != NULL) {
3559            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
3560        }
3561
3562        native_window_api_disconnect(mNativeWindow.get(),
3563                NATIVE_WINDOW_API_CPU);
3564        native_window_api_connect(mNativeWindow.get(),
3565                NATIVE_WINDOW_API_MEDIA);
3566
3567        return err;
3568    } else {
3569        // Clean up after success.
3570        err = native_window_api_disconnect(mNativeWindow.get(),
3571                NATIVE_WINDOW_API_CPU);
3572        if (err != NO_ERROR) {
3573            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
3574                    strerror(-err), -err);
3575            return err;
3576        }
3577
3578        err = native_window_api_connect(mNativeWindow.get(),
3579                NATIVE_WINDOW_API_MEDIA);
3580        if (err != NO_ERROR) {
3581            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
3582                    strerror(-err), -err);
3583            return err;
3584        }
3585
3586        return NO_ERROR;
3587    }
3588}
3589
3590////////////////////////////////////////////////////////////////////////////////
3591
3592ACodec::PortDescription::PortDescription() {
3593}
3594
3595status_t ACodec::requestIDRFrame() {
3596    if (!mIsEncoder) {
3597        return ERROR_UNSUPPORTED;
3598    }
3599
3600    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
3601    InitOMXParams(&params);
3602
3603    params.nPortIndex = kPortIndexOutput;
3604    params.IntraRefreshVOP = OMX_TRUE;
3605
3606    return mOMX->setConfig(
3607            mNode,
3608            OMX_IndexConfigVideoIntraVOPRefresh,
3609            &params,
3610            sizeof(params));
3611}
3612
3613void ACodec::PortDescription::addBuffer(
3614        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
3615    mBufferIDs.push_back(id);
3616    mBuffers.push_back(buffer);
3617}
3618
3619size_t ACodec::PortDescription::countBuffers() {
3620    return mBufferIDs.size();
3621}
3622
3623IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
3624    return mBufferIDs.itemAt(index);
3625}
3626
3627sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
3628    return mBuffers.itemAt(index);
3629}
3630
3631////////////////////////////////////////////////////////////////////////////////
3632
3633ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
3634    : AState(parentState),
3635      mCodec(codec) {
3636}
3637
3638ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(
3639        OMX_U32 /* portIndex */) {
3640    return KEEP_BUFFERS;
3641}
3642
3643bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
3644    switch (msg->what()) {
3645        case kWhatInputBufferFilled:
3646        {
3647            onInputBufferFilled(msg);
3648            break;
3649        }
3650
3651        case kWhatOutputBufferDrained:
3652        {
3653            onOutputBufferDrained(msg);
3654            break;
3655        }
3656
3657        case ACodec::kWhatOMXMessage:
3658        {
3659            return onOMXMessage(msg);
3660        }
3661
3662        case ACodec::kWhatCreateInputSurface:
3663        case ACodec::kWhatSignalEndOfInputStream:
3664        {
3665            // This may result in an app illegal state exception.
3666            ALOGE("Message 0x%x was not handled", msg->what());
3667            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
3668            return true;
3669        }
3670
3671        case ACodec::kWhatOMXDied:
3672        {
3673            // This will result in kFlagSawMediaServerDie handling in MediaCodec.
3674            ALOGE("OMX/mediaserver died, signalling error!");
3675            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
3676            break;
3677        }
3678
3679        default:
3680            return false;
3681    }
3682
3683    return true;
3684}
3685
3686bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
3687    int32_t type;
3688    CHECK(msg->findInt32("type", &type));
3689
3690    // there is a possibility that this is an outstanding message for a
3691    // codec that we have already destroyed
3692    if (mCodec->mNode == NULL) {
3693        ALOGI("ignoring message as already freed component: %s",
3694                msg->debugString().c_str());
3695        return true;
3696    }
3697
3698    IOMX::node_id nodeID;
3699    CHECK(msg->findInt32("node", (int32_t*)&nodeID));
3700    CHECK_EQ(nodeID, mCodec->mNode);
3701
3702    switch (type) {
3703        case omx_message::EVENT:
3704        {
3705            int32_t event, data1, data2;
3706            CHECK(msg->findInt32("event", &event));
3707            CHECK(msg->findInt32("data1", &data1));
3708            CHECK(msg->findInt32("data2", &data2));
3709
3710            if (event == OMX_EventCmdComplete
3711                    && data1 == OMX_CommandFlush
3712                    && data2 == (int32_t)OMX_ALL) {
3713                // Use of this notification is not consistent across
3714                // implementations. We'll drop this notification and rely
3715                // on flush-complete notifications on the individual port
3716                // indices instead.
3717
3718                return true;
3719            }
3720
3721            return onOMXEvent(
3722                    static_cast<OMX_EVENTTYPE>(event),
3723                    static_cast<OMX_U32>(data1),
3724                    static_cast<OMX_U32>(data2));
3725        }
3726
3727        case omx_message::EMPTY_BUFFER_DONE:
3728        {
3729            IOMX::buffer_id bufferID;
3730            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3731
3732            return onOMXEmptyBufferDone(bufferID);
3733        }
3734
3735        case omx_message::FILL_BUFFER_DONE:
3736        {
3737            IOMX::buffer_id bufferID;
3738            CHECK(msg->findInt32("buffer", (int32_t*)&bufferID));
3739
3740            int32_t rangeOffset, rangeLength, flags;
3741            int64_t timeUs;
3742
3743            CHECK(msg->findInt32("range_offset", &rangeOffset));
3744            CHECK(msg->findInt32("range_length", &rangeLength));
3745            CHECK(msg->findInt32("flags", &flags));
3746            CHECK(msg->findInt64("timestamp", &timeUs));
3747
3748            return onOMXFillBufferDone(
3749                    bufferID,
3750                    (size_t)rangeOffset, (size_t)rangeLength,
3751                    (OMX_U32)flags,
3752                    timeUs);
3753        }
3754
3755        default:
3756            TRESPASS();
3757            break;
3758    }
3759}
3760
3761bool ACodec::BaseState::onOMXEvent(
3762        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3763    if (event != OMX_EventError) {
3764        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
3765             mCodec->mComponentName.c_str(), event, data1, data2);
3766
3767        return false;
3768    }
3769
3770    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
3771
3772    // verify OMX component sends back an error we expect.
3773    OMX_ERRORTYPE omxError = (OMX_ERRORTYPE)data1;
3774    if (!isOMXError(omxError)) {
3775        ALOGW("Invalid OMX error %#x", omxError);
3776        omxError = OMX_ErrorUndefined;
3777    }
3778    mCodec->signalError(omxError);
3779
3780    return true;
3781}
3782
3783bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
3784    ALOGV("[%s] onOMXEmptyBufferDone %p",
3785         mCodec->mComponentName.c_str(), bufferID);
3786
3787    BufferInfo *info =
3788        mCodec->findBufferByID(kPortIndexInput, bufferID);
3789
3790    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3791    info->mStatus = BufferInfo::OWNED_BY_US;
3792
3793    // We're in "store-metadata-in-buffers" mode, the underlying
3794    // OMX component had access to data that's implicitly refcounted
3795    // by this "MediaBuffer" object. Now that the OMX component has
3796    // told us that it's done with the input buffer, we can decrement
3797    // the mediaBuffer's reference count.
3798    info->mData->setMediaBufferBase(NULL);
3799
3800    PortMode mode = getPortMode(kPortIndexInput);
3801
3802    switch (mode) {
3803        case KEEP_BUFFERS:
3804            break;
3805
3806        case RESUBMIT_BUFFERS:
3807            postFillThisBuffer(info);
3808            break;
3809
3810        default:
3811        {
3812            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3813            TRESPASS();  // Not currently used
3814            break;
3815        }
3816    }
3817
3818    return true;
3819}
3820
3821void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
3822    if (mCodec->mPortEOS[kPortIndexInput]) {
3823        return;
3824    }
3825
3826    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3827
3828    sp<AMessage> notify = mCodec->mNotify->dup();
3829    notify->setInt32("what", CodecBase::kWhatFillThisBuffer);
3830    notify->setInt32("buffer-id", info->mBufferID);
3831
3832    info->mData->meta()->clear();
3833    notify->setBuffer("buffer", info->mData);
3834
3835    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3836    reply->setInt32("buffer-id", info->mBufferID);
3837
3838    notify->setMessage("reply", reply);
3839
3840    notify->post();
3841
3842    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
3843}
3844
3845void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
3846    IOMX::buffer_id bufferID;
3847    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
3848    sp<ABuffer> buffer;
3849    int32_t err = OK;
3850    bool eos = false;
3851    PortMode mode = getPortMode(kPortIndexInput);
3852
3853    if (!msg->findBuffer("buffer", &buffer)) {
3854        /* these are unfilled buffers returned by client */
3855        CHECK(msg->findInt32("err", &err));
3856
3857        if (err == OK) {
3858            /* buffers with no errors are returned on MediaCodec.flush */
3859            mode = KEEP_BUFFERS;
3860        } else {
3861            ALOGV("[%s] saw error %d instead of an input buffer",
3862                 mCodec->mComponentName.c_str(), err);
3863            eos = true;
3864        }
3865
3866        buffer.clear();
3867    }
3868
3869    int32_t tmp;
3870    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
3871        eos = true;
3872        err = ERROR_END_OF_STREAM;
3873    }
3874
3875    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
3876    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
3877
3878    info->mStatus = BufferInfo::OWNED_BY_US;
3879
3880    switch (mode) {
3881        case KEEP_BUFFERS:
3882        {
3883            if (eos) {
3884                if (!mCodec->mPortEOS[kPortIndexInput]) {
3885                    mCodec->mPortEOS[kPortIndexInput] = true;
3886                    mCodec->mInputEOSResult = err;
3887                }
3888            }
3889            break;
3890        }
3891
3892        case RESUBMIT_BUFFERS:
3893        {
3894            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
3895                int64_t timeUs;
3896                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
3897
3898                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3899
3900                int32_t isCSD;
3901                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
3902                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
3903                }
3904
3905                if (eos) {
3906                    flags |= OMX_BUFFERFLAG_EOS;
3907                }
3908
3909                if (buffer != info->mData) {
3910                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
3911                         mCodec->mComponentName.c_str(),
3912                         bufferID,
3913                         buffer.get(), info->mData.get());
3914
3915                    CHECK_LE(buffer->size(), info->mData->capacity());
3916                    memcpy(info->mData->data(), buffer->data(), buffer->size());
3917                }
3918
3919                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
3920                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
3921                         mCodec->mComponentName.c_str(), bufferID);
3922                } else if (flags & OMX_BUFFERFLAG_EOS) {
3923                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
3924                         mCodec->mComponentName.c_str(), bufferID);
3925                } else {
3926#if TRACK_BUFFER_TIMING
3927                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
3928                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3929#else
3930                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
3931                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3932#endif
3933                }
3934
3935#if TRACK_BUFFER_TIMING
3936                ACodec::BufferStats stats;
3937                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
3938                stats.mFillBufferDoneTimeUs = -1ll;
3939                mCodec->mBufferStats.add(timeUs, stats);
3940#endif
3941
3942                if (mCodec->mStoreMetaDataInOutputBuffers) {
3943                    // try to submit an output buffer for each input buffer
3944                    PortMode outputMode = getPortMode(kPortIndexOutput);
3945
3946                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
3947                            mCodec->mMetaDataBuffersToSubmit,
3948                            (outputMode == FREE_BUFFERS ? "FREE" :
3949                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
3950                    if (outputMode == RESUBMIT_BUFFERS) {
3951                        mCodec->submitOutputMetaDataBuffer();
3952                    }
3953                }
3954
3955                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3956                            mCodec->mNode,
3957                            bufferID,
3958                            0,
3959                            buffer->size(),
3960                            flags,
3961                            timeUs),
3962                         (status_t)OK);
3963
3964                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3965
3966                if (!eos) {
3967                    getMoreInputDataIfPossible();
3968                } else {
3969                    ALOGV("[%s] Signalled EOS on the input port",
3970                         mCodec->mComponentName.c_str());
3971
3972                    mCodec->mPortEOS[kPortIndexInput] = true;
3973                    mCodec->mInputEOSResult = err;
3974                }
3975            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
3976                if (err != ERROR_END_OF_STREAM) {
3977                    ALOGV("[%s] Signalling EOS on the input port "
3978                         "due to error %d",
3979                         mCodec->mComponentName.c_str(), err);
3980                } else {
3981                    ALOGV("[%s] Signalling EOS on the input port",
3982                         mCodec->mComponentName.c_str());
3983                }
3984
3985                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
3986                     mCodec->mComponentName.c_str(), bufferID);
3987
3988                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3989                            mCodec->mNode,
3990                            bufferID,
3991                            0,
3992                            0,
3993                            OMX_BUFFERFLAG_EOS,
3994                            0),
3995                         (status_t)OK);
3996
3997                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3998
3999                mCodec->mPortEOS[kPortIndexInput] = true;
4000                mCodec->mInputEOSResult = err;
4001            }
4002            break;
4003        }
4004
4005        default:
4006            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4007            break;
4008    }
4009}
4010
4011void ACodec::BaseState::getMoreInputDataIfPossible() {
4012    if (mCodec->mPortEOS[kPortIndexInput]) {
4013        return;
4014    }
4015
4016    BufferInfo *eligible = NULL;
4017
4018    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4019        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4020
4021#if 0
4022        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
4023            // There's already a "read" pending.
4024            return;
4025        }
4026#endif
4027
4028        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4029            eligible = info;
4030        }
4031    }
4032
4033    if (eligible == NULL) {
4034        return;
4035    }
4036
4037    postFillThisBuffer(eligible);
4038}
4039
4040bool ACodec::BaseState::onOMXFillBufferDone(
4041        IOMX::buffer_id bufferID,
4042        size_t rangeOffset, size_t rangeLength,
4043        OMX_U32 flags,
4044        int64_t timeUs) {
4045    ALOGV("[%s] onOMXFillBufferDone %u time %" PRId64 " us, flags = 0x%08x",
4046         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
4047
4048    ssize_t index;
4049
4050#if TRACK_BUFFER_TIMING
4051    index = mCodec->mBufferStats.indexOfKey(timeUs);
4052    if (index >= 0) {
4053        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
4054        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
4055
4056        ALOGI("frame PTS %lld: %lld",
4057                timeUs,
4058                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
4059
4060        mCodec->mBufferStats.removeItemsAt(index);
4061        stats = NULL;
4062    }
4063#endif
4064
4065    BufferInfo *info =
4066        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4067
4068    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
4069
4070    info->mDequeuedAt = ++mCodec->mDequeueCounter;
4071    info->mStatus = BufferInfo::OWNED_BY_US;
4072
4073    PortMode mode = getPortMode(kPortIndexOutput);
4074
4075    switch (mode) {
4076        case KEEP_BUFFERS:
4077            break;
4078
4079        case RESUBMIT_BUFFERS:
4080        {
4081            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
4082                ALOGV("[%s] calling fillBuffer %u",
4083                     mCodec->mComponentName.c_str(), info->mBufferID);
4084
4085                CHECK_EQ(mCodec->mOMX->fillBuffer(
4086                            mCodec->mNode, info->mBufferID),
4087                         (status_t)OK);
4088
4089                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4090                break;
4091            }
4092
4093            sp<AMessage> reply =
4094                new AMessage(kWhatOutputBufferDrained, mCodec->id());
4095
4096            if (!mCodec->mSentFormat && rangeLength > 0) {
4097                mCodec->sendFormatChange(reply);
4098            }
4099
4100            if (mCodec->mUseMetadataOnEncoderOutput) {
4101                native_handle_t* handle =
4102                        *(native_handle_t**)(info->mData->data() + 4);
4103                info->mData->meta()->setPointer("handle", handle);
4104                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
4105                info->mData->meta()->setInt32("rangeLength", rangeLength);
4106            } else {
4107                info->mData->setRange(rangeOffset, rangeLength);
4108            }
4109#if 0
4110            if (mCodec->mNativeWindow == NULL) {
4111                if (IsIDR(info->mData)) {
4112                    ALOGI("IDR frame");
4113                }
4114            }
4115#endif
4116
4117            if (mCodec->mSkipCutBuffer != NULL) {
4118                mCodec->mSkipCutBuffer->submit(info->mData);
4119            }
4120            info->mData->meta()->setInt64("timeUs", timeUs);
4121
4122            sp<AMessage> notify = mCodec->mNotify->dup();
4123            notify->setInt32("what", CodecBase::kWhatDrainThisBuffer);
4124            notify->setInt32("buffer-id", info->mBufferID);
4125            notify->setBuffer("buffer", info->mData);
4126            notify->setInt32("flags", flags);
4127
4128            reply->setInt32("buffer-id", info->mBufferID);
4129
4130            notify->setMessage("reply", reply);
4131
4132            notify->post();
4133
4134            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
4135
4136            if (flags & OMX_BUFFERFLAG_EOS) {
4137                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
4138
4139                sp<AMessage> notify = mCodec->mNotify->dup();
4140                notify->setInt32("what", CodecBase::kWhatEOS);
4141                notify->setInt32("err", mCodec->mInputEOSResult);
4142                notify->post();
4143
4144                mCodec->mPortEOS[kPortIndexOutput] = true;
4145            }
4146            break;
4147        }
4148
4149        default:
4150        {
4151            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4152
4153            CHECK_EQ((status_t)OK,
4154                     mCodec->freeBuffer(kPortIndexOutput, index));
4155            break;
4156        }
4157    }
4158
4159    return true;
4160}
4161
4162void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
4163    IOMX::buffer_id bufferID;
4164    CHECK(msg->findInt32("buffer-id", (int32_t*)&bufferID));
4165    ssize_t index;
4166    BufferInfo *info =
4167        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
4168    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
4169
4170    android_native_rect_t crop;
4171    if (msg->findRect("crop",
4172            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
4173        CHECK_EQ(0, native_window_set_crop(
4174                mCodec->mNativeWindow.get(), &crop));
4175    }
4176
4177    int32_t render;
4178    if (mCodec->mNativeWindow != NULL
4179            && msg->findInt32("render", &render) && render != 0
4180            && info->mData != NULL && info->mData->size() != 0) {
4181        ATRACE_NAME("render");
4182        // The client wants this buffer to be rendered.
4183
4184        int64_t timestampNs = 0;
4185        if (!msg->findInt64("timestampNs", &timestampNs)) {
4186            // TODO: it seems like we should use the timestamp
4187            // in the (media)buffer as it potentially came from
4188            // an input surface, but we did not propagate it prior to
4189            // API 20.  Perhaps check for target SDK version.
4190#if 0
4191            if (info->mData->meta()->findInt64("timeUs", &timestampNs)) {
4192                ALOGV("using buffer PTS of %" PRId64, timestampNs);
4193                timestampNs *= 1000;
4194            }
4195#endif
4196        }
4197
4198        status_t err;
4199        err = native_window_set_buffers_timestamp(mCodec->mNativeWindow.get(), timestampNs);
4200        if (err != OK) {
4201            ALOGW("failed to set buffer timestamp: %d", err);
4202        }
4203
4204        if ((err = mCodec->mNativeWindow->queueBuffer(
4205                    mCodec->mNativeWindow.get(),
4206                    info->mGraphicBuffer.get(), -1)) == OK) {
4207            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
4208        } else {
4209            mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4210            info->mStatus = BufferInfo::OWNED_BY_US;
4211        }
4212    } else {
4213        if (mCodec->mNativeWindow != NULL &&
4214            (info->mData == NULL || info->mData->size() != 0)) {
4215            ATRACE_NAME("frame-drop");
4216        }
4217        info->mStatus = BufferInfo::OWNED_BY_US;
4218    }
4219
4220    PortMode mode = getPortMode(kPortIndexOutput);
4221
4222    switch (mode) {
4223        case KEEP_BUFFERS:
4224        {
4225            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
4226
4227            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4228                // We cannot resubmit the buffer we just rendered, dequeue
4229                // the spare instead.
4230
4231                info = mCodec->dequeueBufferFromNativeWindow();
4232            }
4233            break;
4234        }
4235
4236        case RESUBMIT_BUFFERS:
4237        {
4238            if (!mCodec->mPortEOS[kPortIndexOutput]) {
4239                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4240                    // We cannot resubmit the buffer we just rendered, dequeue
4241                    // the spare instead.
4242
4243                    info = mCodec->dequeueBufferFromNativeWindow();
4244                }
4245
4246                if (info != NULL) {
4247                    ALOGV("[%s] calling fillBuffer %u",
4248                         mCodec->mComponentName.c_str(), info->mBufferID);
4249
4250                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4251                             (status_t)OK);
4252
4253                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4254                }
4255            }
4256            break;
4257        }
4258
4259        default:
4260        {
4261            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
4262
4263            CHECK_EQ((status_t)OK,
4264                     mCodec->freeBuffer(kPortIndexOutput, index));
4265            break;
4266        }
4267    }
4268}
4269
4270////////////////////////////////////////////////////////////////////////////////
4271
4272ACodec::UninitializedState::UninitializedState(ACodec *codec)
4273    : BaseState(codec) {
4274}
4275
4276void ACodec::UninitializedState::stateEntered() {
4277    ALOGV("Now uninitialized");
4278
4279    if (mDeathNotifier != NULL) {
4280        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
4281        mDeathNotifier.clear();
4282    }
4283
4284    mCodec->mNativeWindow.clear();
4285    mCodec->mNode = NULL;
4286    mCodec->mOMX.clear();
4287    mCodec->mQuirks = 0;
4288    mCodec->mFlags = 0;
4289    mCodec->mUseMetadataOnEncoderOutput = 0;
4290    mCodec->mComponentName.clear();
4291}
4292
4293bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
4294    bool handled = false;
4295
4296    switch (msg->what()) {
4297        case ACodec::kWhatSetup:
4298        {
4299            onSetup(msg);
4300
4301            handled = true;
4302            break;
4303        }
4304
4305        case ACodec::kWhatAllocateComponent:
4306        {
4307            onAllocateComponent(msg);
4308            handled = true;
4309            break;
4310        }
4311
4312        case ACodec::kWhatShutdown:
4313        {
4314            int32_t keepComponentAllocated;
4315            CHECK(msg->findInt32(
4316                        "keepComponentAllocated", &keepComponentAllocated));
4317            ALOGW_IF(keepComponentAllocated,
4318                     "cannot keep component allocated on shutdown in Uninitialized state");
4319
4320            sp<AMessage> notify = mCodec->mNotify->dup();
4321            notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4322            notify->post();
4323
4324            handled = true;
4325            break;
4326        }
4327
4328        case ACodec::kWhatFlush:
4329        {
4330            sp<AMessage> notify = mCodec->mNotify->dup();
4331            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4332            notify->post();
4333
4334            handled = true;
4335            break;
4336        }
4337
4338        default:
4339            return BaseState::onMessageReceived(msg);
4340    }
4341
4342    return handled;
4343}
4344
4345void ACodec::UninitializedState::onSetup(
4346        const sp<AMessage> &msg) {
4347    if (onAllocateComponent(msg)
4348            && mCodec->mLoadedState->onConfigureComponent(msg)) {
4349        mCodec->mLoadedState->onStart();
4350    }
4351}
4352
4353bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
4354    ALOGV("onAllocateComponent");
4355
4356    CHECK(mCodec->mNode == NULL);
4357
4358    OMXClient client;
4359    CHECK_EQ(client.connect(), (status_t)OK);
4360
4361    sp<IOMX> omx = client.interface();
4362
4363    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
4364
4365    mDeathNotifier = new DeathNotifier(notify);
4366    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
4367        // This was a local binder, if it dies so do we, we won't care
4368        // about any notifications in the afterlife.
4369        mDeathNotifier.clear();
4370    }
4371
4372    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4373
4374    AString mime;
4375
4376    AString componentName;
4377    uint32_t quirks = 0;
4378    int32_t encoder = false;
4379    if (msg->findString("componentName", &componentName)) {
4380        ssize_t index = matchingCodecs.add();
4381        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
4382        entry->mName = String8(componentName.c_str());
4383
4384        if (!OMXCodec::findCodecQuirks(
4385                    componentName.c_str(), &entry->mQuirks)) {
4386            entry->mQuirks = 0;
4387        }
4388    } else {
4389        CHECK(msg->findString("mime", &mime));
4390
4391        if (!msg->findInt32("encoder", &encoder)) {
4392            encoder = false;
4393        }
4394
4395        OMXCodec::findMatchingCodecs(
4396                mime.c_str(),
4397                encoder, // createEncoder
4398                NULL,  // matchComponentName
4399                0,     // flags
4400                &matchingCodecs);
4401    }
4402
4403    sp<CodecObserver> observer = new CodecObserver;
4404    IOMX::node_id node = NULL;
4405
4406    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
4407            ++matchIndex) {
4408        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
4409        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
4410
4411        pid_t tid = androidGetTid();
4412        int prevPriority = androidGetThreadPriority(tid);
4413        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
4414        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
4415        androidSetThreadPriority(tid, prevPriority);
4416
4417        if (err == OK) {
4418            break;
4419        } else {
4420            ALOGW("Allocating component '%s' failed, try next one.", componentName.c_str());
4421        }
4422
4423        node = NULL;
4424    }
4425
4426    if (node == NULL) {
4427        if (!mime.empty()) {
4428            ALOGE("Unable to instantiate a %scoder for type '%s'.",
4429                    encoder ? "en" : "de", mime.c_str());
4430        } else {
4431            ALOGE("Unable to instantiate codec '%s'.", componentName.c_str());
4432        }
4433
4434        mCodec->signalError(OMX_ErrorComponentNotFound);
4435        return false;
4436    }
4437
4438    notify = new AMessage(kWhatOMXMessage, mCodec->id());
4439    observer->setNotificationMessage(notify);
4440
4441    mCodec->mComponentName = componentName;
4442    mCodec->mFlags = 0;
4443
4444    if (componentName.endsWith(".secure")) {
4445        mCodec->mFlags |= kFlagIsSecure;
4446        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
4447    }
4448
4449    mCodec->mQuirks = quirks;
4450    mCodec->mOMX = omx;
4451    mCodec->mNode = node;
4452
4453    {
4454        sp<AMessage> notify = mCodec->mNotify->dup();
4455        notify->setInt32("what", CodecBase::kWhatComponentAllocated);
4456        notify->setString("componentName", mCodec->mComponentName.c_str());
4457        notify->post();
4458    }
4459
4460    mCodec->changeState(mCodec->mLoadedState);
4461
4462    return true;
4463}
4464
4465////////////////////////////////////////////////////////////////////////////////
4466
4467ACodec::LoadedState::LoadedState(ACodec *codec)
4468    : BaseState(codec) {
4469}
4470
4471void ACodec::LoadedState::stateEntered() {
4472    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
4473
4474    mCodec->mPortEOS[kPortIndexInput] =
4475        mCodec->mPortEOS[kPortIndexOutput] = false;
4476
4477    mCodec->mInputEOSResult = OK;
4478
4479    mCodec->mDequeueCounter = 0;
4480    mCodec->mMetaDataBuffersToSubmit = 0;
4481    mCodec->mRepeatFrameDelayUs = -1ll;
4482    mCodec->mInputFormat.clear();
4483    mCodec->mOutputFormat.clear();
4484
4485    if (mCodec->mShutdownInProgress) {
4486        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
4487
4488        mCodec->mShutdownInProgress = false;
4489        mCodec->mKeepComponentAllocated = false;
4490
4491        onShutdown(keepComponentAllocated);
4492    }
4493    mCodec->mExplicitShutdown = false;
4494}
4495
4496void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
4497    if (!keepComponentAllocated) {
4498        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
4499
4500        mCodec->changeState(mCodec->mUninitializedState);
4501    }
4502
4503    if (mCodec->mExplicitShutdown) {
4504        sp<AMessage> notify = mCodec->mNotify->dup();
4505        notify->setInt32("what", CodecBase::kWhatShutdownCompleted);
4506        notify->post();
4507        mCodec->mExplicitShutdown = false;
4508    }
4509}
4510
4511bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
4512    bool handled = false;
4513
4514    switch (msg->what()) {
4515        case ACodec::kWhatConfigureComponent:
4516        {
4517            onConfigureComponent(msg);
4518            handled = true;
4519            break;
4520        }
4521
4522        case ACodec::kWhatCreateInputSurface:
4523        {
4524            onCreateInputSurface(msg);
4525            handled = true;
4526            break;
4527        }
4528
4529        case ACodec::kWhatStart:
4530        {
4531            onStart();
4532            handled = true;
4533            break;
4534        }
4535
4536        case ACodec::kWhatShutdown:
4537        {
4538            int32_t keepComponentAllocated;
4539            CHECK(msg->findInt32(
4540                        "keepComponentAllocated", &keepComponentAllocated));
4541
4542            mCodec->mExplicitShutdown = true;
4543            onShutdown(keepComponentAllocated);
4544
4545            handled = true;
4546            break;
4547        }
4548
4549        case ACodec::kWhatFlush:
4550        {
4551            sp<AMessage> notify = mCodec->mNotify->dup();
4552            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4553            notify->post();
4554
4555            handled = true;
4556            break;
4557        }
4558
4559        default:
4560            return BaseState::onMessageReceived(msg);
4561    }
4562
4563    return handled;
4564}
4565
4566bool ACodec::LoadedState::onConfigureComponent(
4567        const sp<AMessage> &msg) {
4568    ALOGV("onConfigureComponent");
4569
4570    CHECK(mCodec->mNode != NULL);
4571
4572    AString mime;
4573    CHECK(msg->findString("mime", &mime));
4574
4575    status_t err = mCodec->configureCodec(mime.c_str(), msg);
4576
4577    if (err != OK) {
4578        ALOGE("[%s] configureCodec returning error %d",
4579              mCodec->mComponentName.c_str(), err);
4580
4581        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4582        return false;
4583    }
4584
4585    sp<RefBase> obj;
4586    if (msg->findObject("native-window", &obj)
4587            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
4588        sp<NativeWindowWrapper> nativeWindow(
4589                static_cast<NativeWindowWrapper *>(obj.get()));
4590        CHECK(nativeWindow != NULL);
4591        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
4592
4593        native_window_set_scaling_mode(
4594                mCodec->mNativeWindow.get(),
4595                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
4596    }
4597    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
4598
4599    {
4600        sp<AMessage> notify = mCodec->mNotify->dup();
4601        notify->setInt32("what", CodecBase::kWhatComponentConfigured);
4602        notify->setMessage("input-format", mCodec->mInputFormat);
4603        notify->setMessage("output-format", mCodec->mOutputFormat);
4604        notify->post();
4605    }
4606
4607    return true;
4608}
4609
4610void ACodec::LoadedState::onCreateInputSurface(
4611        const sp<AMessage> & /* msg */) {
4612    ALOGV("onCreateInputSurface");
4613
4614    sp<AMessage> notify = mCodec->mNotify->dup();
4615    notify->setInt32("what", CodecBase::kWhatInputSurfaceCreated);
4616
4617    sp<IGraphicBufferProducer> bufferProducer;
4618    status_t err;
4619
4620    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
4621            &bufferProducer);
4622
4623    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
4624        err = mCodec->mOMX->setInternalOption(
4625                mCodec->mNode,
4626                kPortIndexInput,
4627                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
4628                &mCodec->mRepeatFrameDelayUs,
4629                sizeof(mCodec->mRepeatFrameDelayUs));
4630
4631        if (err != OK) {
4632            ALOGE("[%s] Unable to configure option to repeat previous "
4633                  "frames (err %d)",
4634                  mCodec->mComponentName.c_str(),
4635                  err);
4636        }
4637    }
4638
4639    if (err == OK && mCodec->mMaxPtsGapUs > 0ll) {
4640        err = mCodec->mOMX->setInternalOption(
4641                mCodec->mNode,
4642                kPortIndexInput,
4643                IOMX::INTERNAL_OPTION_MAX_TIMESTAMP_GAP,
4644                &mCodec->mMaxPtsGapUs,
4645                sizeof(mCodec->mMaxPtsGapUs));
4646
4647        if (err != OK) {
4648            ALOGE("[%s] Unable to configure max timestamp gap (err %d)",
4649                    mCodec->mComponentName.c_str(),
4650                    err);
4651        }
4652    }
4653
4654    if (err == OK && mCodec->mTimePerCaptureUs > 0ll
4655            && mCodec->mTimePerFrameUs > 0ll) {
4656        int64_t timeLapse[2];
4657        timeLapse[0] = mCodec->mTimePerFrameUs;
4658        timeLapse[1] = mCodec->mTimePerCaptureUs;
4659        err = mCodec->mOMX->setInternalOption(
4660                mCodec->mNode,
4661                kPortIndexInput,
4662                IOMX::INTERNAL_OPTION_TIME_LAPSE,
4663                &timeLapse[0],
4664                sizeof(timeLapse));
4665
4666        if (err != OK) {
4667            ALOGE("[%s] Unable to configure time lapse (err %d)",
4668                    mCodec->mComponentName.c_str(),
4669                    err);
4670        }
4671    }
4672
4673    if (err == OK && mCodec->mCreateInputBuffersSuspended) {
4674        bool suspend = true;
4675        err = mCodec->mOMX->setInternalOption(
4676                mCodec->mNode,
4677                kPortIndexInput,
4678                IOMX::INTERNAL_OPTION_SUSPEND,
4679                &suspend,
4680                sizeof(suspend));
4681
4682        if (err != OK) {
4683            ALOGE("[%s] Unable to configure option to suspend (err %d)",
4684                  mCodec->mComponentName.c_str(),
4685                  err);
4686        }
4687    }
4688
4689    if (err == OK) {
4690        notify->setObject("input-surface",
4691                new BufferProducerWrapper(bufferProducer));
4692    } else {
4693        // Can't use mCodec->signalError() here -- MediaCodec won't forward
4694        // the error through because it's in the "configured" state.  We
4695        // send a kWhatInputSurfaceCreated with an error value instead.
4696        ALOGE("[%s] onCreateInputSurface returning error %d",
4697                mCodec->mComponentName.c_str(), err);
4698        notify->setInt32("err", err);
4699    }
4700    notify->post();
4701}
4702
4703void ACodec::LoadedState::onStart() {
4704    ALOGV("onStart");
4705
4706    CHECK_EQ(mCodec->mOMX->sendCommand(
4707                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4708             (status_t)OK);
4709
4710    mCodec->changeState(mCodec->mLoadedToIdleState);
4711}
4712
4713////////////////////////////////////////////////////////////////////////////////
4714
4715ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
4716    : BaseState(codec) {
4717}
4718
4719void ACodec::LoadedToIdleState::stateEntered() {
4720    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
4721
4722    status_t err;
4723    if ((err = allocateBuffers()) != OK) {
4724        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
4725             "(error 0x%08x)",
4726             err);
4727
4728        mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
4729
4730        mCodec->changeState(mCodec->mLoadedState);
4731    }
4732}
4733
4734status_t ACodec::LoadedToIdleState::allocateBuffers() {
4735    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
4736
4737    if (err != OK) {
4738        return err;
4739    }
4740
4741    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
4742}
4743
4744bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4745    switch (msg->what()) {
4746        case kWhatSetParameters:
4747        case kWhatShutdown:
4748        {
4749            mCodec->deferMessage(msg);
4750            return true;
4751        }
4752
4753        case kWhatSignalEndOfInputStream:
4754        {
4755            mCodec->onSignalEndOfInputStream();
4756            return true;
4757        }
4758
4759        case kWhatResume:
4760        {
4761            // We'll be active soon enough.
4762            return true;
4763        }
4764
4765        case kWhatFlush:
4766        {
4767            // We haven't even started yet, so we're flushed alright...
4768            sp<AMessage> notify = mCodec->mNotify->dup();
4769            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4770            notify->post();
4771            return true;
4772        }
4773
4774        default:
4775            return BaseState::onMessageReceived(msg);
4776    }
4777}
4778
4779bool ACodec::LoadedToIdleState::onOMXEvent(
4780        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4781    switch (event) {
4782        case OMX_EventCmdComplete:
4783        {
4784            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4785            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4786
4787            CHECK_EQ(mCodec->mOMX->sendCommand(
4788                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
4789                     (status_t)OK);
4790
4791            mCodec->changeState(mCodec->mIdleToExecutingState);
4792
4793            return true;
4794        }
4795
4796        default:
4797            return BaseState::onOMXEvent(event, data1, data2);
4798    }
4799}
4800
4801////////////////////////////////////////////////////////////////////////////////
4802
4803ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
4804    : BaseState(codec) {
4805}
4806
4807void ACodec::IdleToExecutingState::stateEntered() {
4808    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
4809}
4810
4811bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4812    switch (msg->what()) {
4813        case kWhatSetParameters:
4814        case kWhatShutdown:
4815        {
4816            mCodec->deferMessage(msg);
4817            return true;
4818        }
4819
4820        case kWhatResume:
4821        {
4822            // We'll be active soon enough.
4823            return true;
4824        }
4825
4826        case kWhatFlush:
4827        {
4828            // We haven't even started yet, so we're flushed alright...
4829            sp<AMessage> notify = mCodec->mNotify->dup();
4830            notify->setInt32("what", CodecBase::kWhatFlushCompleted);
4831            notify->post();
4832
4833            return true;
4834        }
4835
4836        case kWhatSignalEndOfInputStream:
4837        {
4838            mCodec->onSignalEndOfInputStream();
4839            return true;
4840        }
4841
4842        default:
4843            return BaseState::onMessageReceived(msg);
4844    }
4845}
4846
4847bool ACodec::IdleToExecutingState::onOMXEvent(
4848        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4849    switch (event) {
4850        case OMX_EventCmdComplete:
4851        {
4852            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4853            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
4854
4855            mCodec->mExecutingState->resume();
4856            mCodec->changeState(mCodec->mExecutingState);
4857
4858            return true;
4859        }
4860
4861        default:
4862            return BaseState::onOMXEvent(event, data1, data2);
4863    }
4864}
4865
4866////////////////////////////////////////////////////////////////////////////////
4867
4868ACodec::ExecutingState::ExecutingState(ACodec *codec)
4869    : BaseState(codec),
4870      mActive(false) {
4871}
4872
4873ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
4874        OMX_U32 /* portIndex */) {
4875    return RESUBMIT_BUFFERS;
4876}
4877
4878void ACodec::ExecutingState::submitOutputMetaBuffers() {
4879    // submit as many buffers as there are input buffers with the codec
4880    // in case we are in port reconfiguring
4881    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
4882        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4883
4884        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
4885            if (mCodec->submitOutputMetaDataBuffer() != OK)
4886                break;
4887        }
4888    }
4889
4890    // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
4891    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
4892}
4893
4894void ACodec::ExecutingState::submitRegularOutputBuffers() {
4895    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
4896        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
4897
4898        if (mCodec->mNativeWindow != NULL) {
4899            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
4900                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
4901
4902            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
4903                continue;
4904            }
4905        } else {
4906            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
4907        }
4908
4909        ALOGV("[%s] calling fillBuffer %p",
4910             mCodec->mComponentName.c_str(), info->mBufferID);
4911
4912        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
4913                 (status_t)OK);
4914
4915        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
4916    }
4917}
4918
4919void ACodec::ExecutingState::submitOutputBuffers() {
4920    submitRegularOutputBuffers();
4921    if (mCodec->mStoreMetaDataInOutputBuffers) {
4922        submitOutputMetaBuffers();
4923    }
4924}
4925
4926void ACodec::ExecutingState::resume() {
4927    if (mActive) {
4928        ALOGV("[%s] We're already active, no need to resume.",
4929             mCodec->mComponentName.c_str());
4930
4931        return;
4932    }
4933
4934    submitOutputBuffers();
4935
4936    // Post all available input buffers
4937    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
4938    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); i++) {
4939        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
4940        if (info->mStatus == BufferInfo::OWNED_BY_US) {
4941            postFillThisBuffer(info);
4942        }
4943    }
4944
4945    mActive = true;
4946}
4947
4948void ACodec::ExecutingState::stateEntered() {
4949    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
4950
4951    mCodec->processDeferredMessages();
4952}
4953
4954bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4955    bool handled = false;
4956
4957    switch (msg->what()) {
4958        case kWhatShutdown:
4959        {
4960            int32_t keepComponentAllocated;
4961            CHECK(msg->findInt32(
4962                        "keepComponentAllocated", &keepComponentAllocated));
4963
4964            mCodec->mShutdownInProgress = true;
4965            mCodec->mExplicitShutdown = true;
4966            mCodec->mKeepComponentAllocated = keepComponentAllocated;
4967
4968            mActive = false;
4969
4970            CHECK_EQ(mCodec->mOMX->sendCommand(
4971                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4972                     (status_t)OK);
4973
4974            mCodec->changeState(mCodec->mExecutingToIdleState);
4975
4976            handled = true;
4977            break;
4978        }
4979
4980        case kWhatFlush:
4981        {
4982            ALOGV("[%s] ExecutingState flushing now "
4983                 "(codec owns %d/%d input, %d/%d output).",
4984                    mCodec->mComponentName.c_str(),
4985                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
4986                    mCodec->mBuffers[kPortIndexInput].size(),
4987                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
4988                    mCodec->mBuffers[kPortIndexOutput].size());
4989
4990            mActive = false;
4991
4992            CHECK_EQ(mCodec->mOMX->sendCommand(
4993                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
4994                     (status_t)OK);
4995
4996            mCodec->changeState(mCodec->mFlushingState);
4997            handled = true;
4998            break;
4999        }
5000
5001        case kWhatResume:
5002        {
5003            resume();
5004
5005            handled = true;
5006            break;
5007        }
5008
5009        case kWhatRequestIDRFrame:
5010        {
5011            status_t err = mCodec->requestIDRFrame();
5012            if (err != OK) {
5013                ALOGW("Requesting an IDR frame failed.");
5014            }
5015
5016            handled = true;
5017            break;
5018        }
5019
5020        case kWhatSetParameters:
5021        {
5022            sp<AMessage> params;
5023            CHECK(msg->findMessage("params", &params));
5024
5025            status_t err = mCodec->setParameters(params);
5026
5027            sp<AMessage> reply;
5028            if (msg->findMessage("reply", &reply)) {
5029                reply->setInt32("err", err);
5030                reply->post();
5031            }
5032
5033            handled = true;
5034            break;
5035        }
5036
5037        case ACodec::kWhatSignalEndOfInputStream:
5038        {
5039            mCodec->onSignalEndOfInputStream();
5040            handled = true;
5041            break;
5042        }
5043
5044        // *** NOTE: THE FOLLOWING WORKAROUND WILL BE REMOVED ***
5045        case kWhatSubmitOutputMetaDataBufferIfEOS:
5046        {
5047            if (mCodec->mPortEOS[kPortIndexInput] &&
5048                    !mCodec->mPortEOS[kPortIndexOutput]) {
5049                status_t err = mCodec->submitOutputMetaDataBuffer();
5050                if (err == OK) {
5051                    mCodec->signalSubmitOutputMetaDataBufferIfEOS_workaround();
5052                }
5053            }
5054            return true;
5055        }
5056
5057        default:
5058            handled = BaseState::onMessageReceived(msg);
5059            break;
5060    }
5061
5062    return handled;
5063}
5064
5065status_t ACodec::setParameters(const sp<AMessage> &params) {
5066    int32_t videoBitrate;
5067    if (params->findInt32("video-bitrate", &videoBitrate)) {
5068        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
5069        InitOMXParams(&configParams);
5070        configParams.nPortIndex = kPortIndexOutput;
5071        configParams.nEncodeBitrate = videoBitrate;
5072
5073        status_t err = mOMX->setConfig(
5074                mNode,
5075                OMX_IndexConfigVideoBitrate,
5076                &configParams,
5077                sizeof(configParams));
5078
5079        if (err != OK) {
5080            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
5081                   videoBitrate, err);
5082
5083            return err;
5084        }
5085    }
5086
5087    int64_t skipFramesBeforeUs;
5088    if (params->findInt64("skip-frames-before", &skipFramesBeforeUs)) {
5089        status_t err =
5090            mOMX->setInternalOption(
5091                     mNode,
5092                     kPortIndexInput,
5093                     IOMX::INTERNAL_OPTION_START_TIME,
5094                     &skipFramesBeforeUs,
5095                     sizeof(skipFramesBeforeUs));
5096
5097        if (err != OK) {
5098            ALOGE("Failed to set parameter 'skip-frames-before' (err %d)", err);
5099            return err;
5100        }
5101    }
5102
5103    int32_t dropInputFrames;
5104    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
5105        bool suspend = dropInputFrames != 0;
5106
5107        status_t err =
5108            mOMX->setInternalOption(
5109                     mNode,
5110                     kPortIndexInput,
5111                     IOMX::INTERNAL_OPTION_SUSPEND,
5112                     &suspend,
5113                     sizeof(suspend));
5114
5115        if (err != OK) {
5116            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
5117            return err;
5118        }
5119    }
5120
5121    int32_t dummy;
5122    if (params->findInt32("request-sync", &dummy)) {
5123        status_t err = requestIDRFrame();
5124
5125        if (err != OK) {
5126            ALOGE("Requesting a sync frame failed w/ err %d", err);
5127            return err;
5128        }
5129    }
5130
5131    return OK;
5132}
5133
5134void ACodec::onSignalEndOfInputStream() {
5135    sp<AMessage> notify = mNotify->dup();
5136    notify->setInt32("what", CodecBase::kWhatSignaledInputEOS);
5137
5138    status_t err = mOMX->signalEndOfInputStream(mNode);
5139    if (err != OK) {
5140        notify->setInt32("err", err);
5141    }
5142    notify->post();
5143}
5144
5145bool ACodec::ExecutingState::onOMXEvent(
5146        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5147    switch (event) {
5148        case OMX_EventPortSettingsChanged:
5149        {
5150            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
5151
5152            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
5153                mCodec->mMetaDataBuffersToSubmit = 0;
5154                CHECK_EQ(mCodec->mOMX->sendCommand(
5155                            mCodec->mNode,
5156                            OMX_CommandPortDisable, kPortIndexOutput),
5157                         (status_t)OK);
5158
5159                mCodec->freeOutputBuffersNotOwnedByComponent();
5160
5161                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
5162            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
5163                mCodec->mSentFormat = false;
5164            } else {
5165                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
5166                     mCodec->mComponentName.c_str(), data2);
5167            }
5168
5169            return true;
5170        }
5171
5172        case OMX_EventBufferFlag:
5173        {
5174            return true;
5175        }
5176
5177        default:
5178            return BaseState::onOMXEvent(event, data1, data2);
5179    }
5180}
5181
5182////////////////////////////////////////////////////////////////////////////////
5183
5184ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
5185        ACodec *codec)
5186    : BaseState(codec) {
5187}
5188
5189ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
5190        OMX_U32 portIndex) {
5191    if (portIndex == kPortIndexOutput) {
5192        return FREE_BUFFERS;
5193    }
5194
5195    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
5196
5197    return RESUBMIT_BUFFERS;
5198}
5199
5200bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
5201        const sp<AMessage> &msg) {
5202    bool handled = false;
5203
5204    switch (msg->what()) {
5205        case kWhatFlush:
5206        case kWhatShutdown:
5207        case kWhatResume:
5208        {
5209            if (msg->what() == kWhatResume) {
5210                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
5211            }
5212
5213            mCodec->deferMessage(msg);
5214            handled = true;
5215            break;
5216        }
5217
5218        default:
5219            handled = BaseState::onMessageReceived(msg);
5220            break;
5221    }
5222
5223    return handled;
5224}
5225
5226void ACodec::OutputPortSettingsChangedState::stateEntered() {
5227    ALOGV("[%s] Now handling output port settings change",
5228         mCodec->mComponentName.c_str());
5229}
5230
5231bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
5232        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5233    switch (event) {
5234        case OMX_EventCmdComplete:
5235        {
5236            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
5237                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5238
5239                ALOGV("[%s] Output port now disabled.",
5240                        mCodec->mComponentName.c_str());
5241
5242                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
5243                mCodec->mDealer[kPortIndexOutput].clear();
5244
5245                CHECK_EQ(mCodec->mOMX->sendCommand(
5246                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
5247                         (status_t)OK);
5248
5249                status_t err;
5250                if ((err = mCodec->allocateBuffersOnPort(
5251                                kPortIndexOutput)) != OK) {
5252                    ALOGE("Failed to allocate output port buffers after "
5253                         "port reconfiguration (error 0x%08x)",
5254                         err);
5255
5256                    mCodec->signalError(OMX_ErrorUndefined, makeNoSideEffectStatus(err));
5257
5258                    // This is technically not correct, but appears to be
5259                    // the only way to free the component instance.
5260                    // Controlled transitioning from excecuting->idle
5261                    // and idle->loaded seem impossible probably because
5262                    // the output port never finishes re-enabling.
5263                    mCodec->mShutdownInProgress = true;
5264                    mCodec->mKeepComponentAllocated = false;
5265                    mCodec->changeState(mCodec->mLoadedState);
5266                }
5267
5268                return true;
5269            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
5270                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
5271
5272                mCodec->mSentFormat = false;
5273
5274                ALOGV("[%s] Output port now reenabled.",
5275                        mCodec->mComponentName.c_str());
5276
5277                if (mCodec->mExecutingState->active()) {
5278                    mCodec->mExecutingState->submitOutputBuffers();
5279                }
5280
5281                mCodec->changeState(mCodec->mExecutingState);
5282
5283                return true;
5284            }
5285
5286            return false;
5287        }
5288
5289        default:
5290            return false;
5291    }
5292}
5293
5294////////////////////////////////////////////////////////////////////////////////
5295
5296ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
5297    : BaseState(codec),
5298      mComponentNowIdle(false) {
5299}
5300
5301bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
5302    bool handled = false;
5303
5304    switch (msg->what()) {
5305        case kWhatFlush:
5306        {
5307            // Don't send me a flush request if you previously wanted me
5308            // to shutdown.
5309            TRESPASS();
5310            break;
5311        }
5312
5313        case kWhatShutdown:
5314        {
5315            // We're already doing that...
5316
5317            handled = true;
5318            break;
5319        }
5320
5321        default:
5322            handled = BaseState::onMessageReceived(msg);
5323            break;
5324    }
5325
5326    return handled;
5327}
5328
5329void ACodec::ExecutingToIdleState::stateEntered() {
5330    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
5331
5332    mComponentNowIdle = false;
5333    mCodec->mSentFormat = false;
5334}
5335
5336bool ACodec::ExecutingToIdleState::onOMXEvent(
5337        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5338    switch (event) {
5339        case OMX_EventCmdComplete:
5340        {
5341            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5342            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
5343
5344            mComponentNowIdle = true;
5345
5346            changeStateIfWeOwnAllBuffers();
5347
5348            return true;
5349        }
5350
5351        case OMX_EventPortSettingsChanged:
5352        case OMX_EventBufferFlag:
5353        {
5354            // We're shutting down and don't care about this anymore.
5355            return true;
5356        }
5357
5358        default:
5359            return BaseState::onOMXEvent(event, data1, data2);
5360    }
5361}
5362
5363void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
5364    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
5365        CHECK_EQ(mCodec->mOMX->sendCommand(
5366                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
5367                 (status_t)OK);
5368
5369        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
5370        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
5371
5372        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
5373                && mCodec->mNativeWindow != NULL) {
5374            // We push enough 1x1 blank buffers to ensure that one of
5375            // them has made it to the display.  This allows the OMX
5376            // component teardown to zero out any protected buffers
5377            // without the risk of scanning out one of those buffers.
5378            mCodec->pushBlankBuffersToNativeWindow();
5379        }
5380
5381        mCodec->changeState(mCodec->mIdleToLoadedState);
5382    }
5383}
5384
5385void ACodec::ExecutingToIdleState::onInputBufferFilled(
5386        const sp<AMessage> &msg) {
5387    BaseState::onInputBufferFilled(msg);
5388
5389    changeStateIfWeOwnAllBuffers();
5390}
5391
5392void ACodec::ExecutingToIdleState::onOutputBufferDrained(
5393        const sp<AMessage> &msg) {
5394    BaseState::onOutputBufferDrained(msg);
5395
5396    changeStateIfWeOwnAllBuffers();
5397}
5398
5399////////////////////////////////////////////////////////////////////////////////
5400
5401ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
5402    : BaseState(codec) {
5403}
5404
5405bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
5406    bool handled = false;
5407
5408    switch (msg->what()) {
5409        case kWhatShutdown:
5410        {
5411            // We're already doing that...
5412
5413            handled = true;
5414            break;
5415        }
5416
5417        case kWhatFlush:
5418        {
5419            // Don't send me a flush request if you previously wanted me
5420            // to shutdown.
5421            TRESPASS();
5422            break;
5423        }
5424
5425        default:
5426            handled = BaseState::onMessageReceived(msg);
5427            break;
5428    }
5429
5430    return handled;
5431}
5432
5433void ACodec::IdleToLoadedState::stateEntered() {
5434    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
5435}
5436
5437bool ACodec::IdleToLoadedState::onOMXEvent(
5438        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5439    switch (event) {
5440        case OMX_EventCmdComplete:
5441        {
5442            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
5443            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
5444
5445            mCodec->changeState(mCodec->mLoadedState);
5446
5447            return true;
5448        }
5449
5450        default:
5451            return BaseState::onOMXEvent(event, data1, data2);
5452    }
5453}
5454
5455////////////////////////////////////////////////////////////////////////////////
5456
5457ACodec::FlushingState::FlushingState(ACodec *codec)
5458    : BaseState(codec) {
5459}
5460
5461void ACodec::FlushingState::stateEntered() {
5462    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
5463
5464    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
5465}
5466
5467bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
5468    bool handled = false;
5469
5470    switch (msg->what()) {
5471        case kWhatShutdown:
5472        {
5473            mCodec->deferMessage(msg);
5474            break;
5475        }
5476
5477        case kWhatFlush:
5478        {
5479            // We're already doing this right now.
5480            handled = true;
5481            break;
5482        }
5483
5484        default:
5485            handled = BaseState::onMessageReceived(msg);
5486            break;
5487    }
5488
5489    return handled;
5490}
5491
5492bool ACodec::FlushingState::onOMXEvent(
5493        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
5494    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
5495            mCodec->mComponentName.c_str(), event, data1);
5496
5497    switch (event) {
5498        case OMX_EventCmdComplete:
5499        {
5500            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
5501
5502            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
5503                CHECK(!mFlushComplete[data2]);
5504                mFlushComplete[data2] = true;
5505
5506                if (mFlushComplete[kPortIndexInput]
5507                        && mFlushComplete[kPortIndexOutput]) {
5508                    changeStateIfWeOwnAllBuffers();
5509                }
5510            } else {
5511                CHECK_EQ(data2, OMX_ALL);
5512                CHECK(mFlushComplete[kPortIndexInput]);
5513                CHECK(mFlushComplete[kPortIndexOutput]);
5514
5515                changeStateIfWeOwnAllBuffers();
5516            }
5517
5518            return true;
5519        }
5520
5521        case OMX_EventPortSettingsChanged:
5522        {
5523            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
5524            msg->setInt32("type", omx_message::EVENT);
5525            msg->setInt32("node", mCodec->mNode);
5526            msg->setInt32("event", event);
5527            msg->setInt32("data1", data1);
5528            msg->setInt32("data2", data2);
5529
5530            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
5531                 mCodec->mComponentName.c_str());
5532
5533            mCodec->deferMessage(msg);
5534
5535            return true;
5536        }
5537
5538        default:
5539            return BaseState::onOMXEvent(event, data1, data2);
5540    }
5541
5542    return true;
5543}
5544
5545void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
5546    BaseState::onOutputBufferDrained(msg);
5547
5548    changeStateIfWeOwnAllBuffers();
5549}
5550
5551void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
5552    BaseState::onInputBufferFilled(msg);
5553
5554    changeStateIfWeOwnAllBuffers();
5555}
5556
5557void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
5558    if (mFlushComplete[kPortIndexInput]
5559            && mFlushComplete[kPortIndexOutput]
5560            && mCodec->allYourBuffersAreBelongToUs()) {
5561        // We now own all buffers except possibly those still queued with
5562        // the native window for rendering. Let's get those back as well.
5563        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
5564
5565        sp<AMessage> notify = mCodec->mNotify->dup();
5566        notify->setInt32("what", CodecBase::kWhatFlushCompleted);
5567        notify->post();
5568
5569        mCodec->mPortEOS[kPortIndexInput] =
5570            mCodec->mPortEOS[kPortIndexOutput] = false;
5571
5572        mCodec->mInputEOSResult = OK;
5573
5574        if (mCodec->mSkipCutBuffer != NULL) {
5575            mCodec->mSkipCutBuffer->clear();
5576        }
5577
5578        mCodec->changeState(mCodec->mExecutingState);
5579    }
5580}
5581
5582}  // namespace android
5583