ACodec.cpp revision 0167414e261f88a96b5e4bf6cb592e6ca11e5a95 
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#include <media/stagefright/ACodec.h>
21
22#include <binder/MemoryDealer.h>
23
24#include <media/stagefright/foundation/hexdump.h>
25#include <media/stagefright/foundation/ABuffer.h>
26#include <media/stagefright/foundation/ADebug.h>
27#include <media/stagefright/foundation/AMessage.h>
28
29#include <media/stagefright/BufferProducerWrapper.h>
30#include <media/stagefright/MediaCodecList.h>
31#include <media/stagefright/MediaDefs.h>
32#include <media/stagefright/NativeWindowWrapper.h>
33#include <media/stagefright/OMXClient.h>
34#include <media/stagefright/OMXCodec.h>
35
36#include <media/hardware/HardwareAPI.h>
37
38#include <OMX_Component.h>
39
40#include "include/avc_utils.h"
41
42namespace android {
43
44template<class T>
45static void InitOMXParams(T *params) {
46    params->nSize = sizeof(T);
47    params->nVersion.s.nVersionMajor = 1;
48    params->nVersion.s.nVersionMinor = 0;
49    params->nVersion.s.nRevision = 0;
50    params->nVersion.s.nStep = 0;
51}
52
53struct CodecObserver : public BnOMXObserver {
54    CodecObserver() {}
55
56    void setNotificationMessage(const sp<AMessage> &msg) {
57        mNotify = msg;
58    }
59
60    // from IOMXObserver
61    virtual void onMessage(const omx_message &omx_msg) {
62        sp<AMessage> msg = mNotify->dup();
63
64        msg->setInt32("type", omx_msg.type);
65        msg->setPointer("node", omx_msg.node);
66
67        switch (omx_msg.type) {
68            case omx_message::EVENT:
69            {
70                msg->setInt32("event", omx_msg.u.event_data.event);
71                msg->setInt32("data1", omx_msg.u.event_data.data1);
72                msg->setInt32("data2", omx_msg.u.event_data.data2);
73                break;
74            }
75
76            case omx_message::EMPTY_BUFFER_DONE:
77            {
78                msg->setPointer("buffer", omx_msg.u.buffer_data.buffer);
79                break;
80            }
81
82            case omx_message::FILL_BUFFER_DONE:
83            {
84                msg->setPointer(
85                        "buffer", omx_msg.u.extended_buffer_data.buffer);
86                msg->setInt32(
87                        "range_offset",
88                        omx_msg.u.extended_buffer_data.range_offset);
89                msg->setInt32(
90                        "range_length",
91                        omx_msg.u.extended_buffer_data.range_length);
92                msg->setInt32(
93                        "flags",
94                        omx_msg.u.extended_buffer_data.flags);
95                msg->setInt64(
96                        "timestamp",
97                        omx_msg.u.extended_buffer_data.timestamp);
98                msg->setPointer(
99                        "platform_private",
100                        omx_msg.u.extended_buffer_data.platform_private);
101                msg->setPointer(
102                        "data_ptr",
103                        omx_msg.u.extended_buffer_data.data_ptr);
104                break;
105            }
106
107            default:
108                TRESPASS();
109                break;
110        }
111
112        msg->post();
113    }
114
115protected:
116    virtual ~CodecObserver() {}
117
118private:
119    sp<AMessage> mNotify;
120
121    DISALLOW_EVIL_CONSTRUCTORS(CodecObserver);
122};
123
124////////////////////////////////////////////////////////////////////////////////
125
126struct ACodec::BaseState : public AState {
127    BaseState(ACodec *codec, const sp<AState> &parentState = NULL);
128
129protected:
130    enum PortMode {
131        KEEP_BUFFERS,
132        RESUBMIT_BUFFERS,
133        FREE_BUFFERS,
134    };
135
136    ACodec *mCodec;
137
138    virtual PortMode getPortMode(OMX_U32 portIndex);
139
140    virtual bool onMessageReceived(const sp<AMessage> &msg);
141
142    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
143
144    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
145    virtual void onInputBufferFilled(const sp<AMessage> &msg);
146
147    void postFillThisBuffer(BufferInfo *info);
148
149private:
150    bool onOMXMessage(const sp<AMessage> &msg);
151
152    bool onOMXEmptyBufferDone(IOMX::buffer_id bufferID);
153
154    bool onOMXFillBufferDone(
155            IOMX::buffer_id bufferID,
156            size_t rangeOffset, size_t rangeLength,
157            OMX_U32 flags,
158            int64_t timeUs,
159            void *platformPrivate,
160            void *dataPtr);
161
162    void getMoreInputDataIfPossible();
163
164    DISALLOW_EVIL_CONSTRUCTORS(BaseState);
165};
166
167////////////////////////////////////////////////////////////////////////////////
168
169struct ACodec::DeathNotifier : public IBinder::DeathRecipient {
170    DeathNotifier(const sp<AMessage> &notify)
171        : mNotify(notify) {
172    }
173
174    virtual void binderDied(const wp<IBinder> &) {
175        mNotify->post();
176    }
177
178protected:
179    virtual ~DeathNotifier() {}
180
181private:
182    sp<AMessage> mNotify;
183
184    DISALLOW_EVIL_CONSTRUCTORS(DeathNotifier);
185};
186
187struct ACodec::UninitializedState : public ACodec::BaseState {
188    UninitializedState(ACodec *codec);
189
190protected:
191    virtual bool onMessageReceived(const sp<AMessage> &msg);
192    virtual void stateEntered();
193
194private:
195    void onSetup(const sp<AMessage> &msg);
196    bool onAllocateComponent(const sp<AMessage> &msg);
197
198    sp<DeathNotifier> mDeathNotifier;
199
200    DISALLOW_EVIL_CONSTRUCTORS(UninitializedState);
201};
202
203////////////////////////////////////////////////////////////////////////////////
204
205struct ACodec::LoadedState : public ACodec::BaseState {
206    LoadedState(ACodec *codec);
207
208protected:
209    virtual bool onMessageReceived(const sp<AMessage> &msg);
210    virtual void stateEntered();
211
212private:
213    friend struct ACodec::UninitializedState;
214
215    bool onConfigureComponent(const sp<AMessage> &msg);
216    void onCreateInputSurface(const sp<AMessage> &msg);
217    void onStart();
218    void onShutdown(bool keepComponentAllocated);
219
220    DISALLOW_EVIL_CONSTRUCTORS(LoadedState);
221};
222
223////////////////////////////////////////////////////////////////////////////////
224
225struct ACodec::LoadedToIdleState : public ACodec::BaseState {
226    LoadedToIdleState(ACodec *codec);
227
228protected:
229    virtual bool onMessageReceived(const sp<AMessage> &msg);
230    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
231    virtual void stateEntered();
232
233private:
234    status_t allocateBuffers();
235
236    DISALLOW_EVIL_CONSTRUCTORS(LoadedToIdleState);
237};
238
239////////////////////////////////////////////////////////////////////////////////
240
241struct ACodec::IdleToExecutingState : public ACodec::BaseState {
242    IdleToExecutingState(ACodec *codec);
243
244protected:
245    virtual bool onMessageReceived(const sp<AMessage> &msg);
246    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
247    virtual void stateEntered();
248
249private:
250    DISALLOW_EVIL_CONSTRUCTORS(IdleToExecutingState);
251};
252
253////////////////////////////////////////////////////////////////////////////////
254
255struct ACodec::ExecutingState : public ACodec::BaseState {
256    ExecutingState(ACodec *codec);
257
258    void submitRegularOutputBuffers();
259    void submitOutputMetaBuffers();
260    void submitOutputBuffers();
261
262    // Submit output buffers to the decoder, submit input buffers to client
263    // to fill with data.
264    void resume();
265
266    // Returns true iff input and output buffers are in play.
267    bool active() const { return mActive; }
268
269protected:
270    virtual PortMode getPortMode(OMX_U32 portIndex);
271    virtual bool onMessageReceived(const sp<AMessage> &msg);
272    virtual void stateEntered();
273
274    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
275
276private:
277    bool mActive;
278
279    DISALLOW_EVIL_CONSTRUCTORS(ExecutingState);
280};
281
282////////////////////////////////////////////////////////////////////////////////
283
284struct ACodec::OutputPortSettingsChangedState : public ACodec::BaseState {
285    OutputPortSettingsChangedState(ACodec *codec);
286
287protected:
288    virtual PortMode getPortMode(OMX_U32 portIndex);
289    virtual bool onMessageReceived(const sp<AMessage> &msg);
290    virtual void stateEntered();
291
292    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
293
294private:
295    DISALLOW_EVIL_CONSTRUCTORS(OutputPortSettingsChangedState);
296};
297
298////////////////////////////////////////////////////////////////////////////////
299
300struct ACodec::ExecutingToIdleState : public ACodec::BaseState {
301    ExecutingToIdleState(ACodec *codec);
302
303protected:
304    virtual bool onMessageReceived(const sp<AMessage> &msg);
305    virtual void stateEntered();
306
307    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
308
309    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
310    virtual void onInputBufferFilled(const sp<AMessage> &msg);
311
312private:
313    void changeStateIfWeOwnAllBuffers();
314
315    bool mComponentNowIdle;
316
317    DISALLOW_EVIL_CONSTRUCTORS(ExecutingToIdleState);
318};
319
320////////////////////////////////////////////////////////////////////////////////
321
322struct ACodec::IdleToLoadedState : public ACodec::BaseState {
323    IdleToLoadedState(ACodec *codec);
324
325protected:
326    virtual bool onMessageReceived(const sp<AMessage> &msg);
327    virtual void stateEntered();
328
329    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
330
331private:
332    DISALLOW_EVIL_CONSTRUCTORS(IdleToLoadedState);
333};
334
335////////////////////////////////////////////////////////////////////////////////
336
337struct ACodec::FlushingState : public ACodec::BaseState {
338    FlushingState(ACodec *codec);
339
340protected:
341    virtual bool onMessageReceived(const sp<AMessage> &msg);
342    virtual void stateEntered();
343
344    virtual bool onOMXEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2);
345
346    virtual void onOutputBufferDrained(const sp<AMessage> &msg);
347    virtual void onInputBufferFilled(const sp<AMessage> &msg);
348
349private:
350    bool mFlushComplete[2];
351
352    void changeStateIfWeOwnAllBuffers();
353
354    DISALLOW_EVIL_CONSTRUCTORS(FlushingState);
355};
356
357////////////////////////////////////////////////////////////////////////////////
358
359ACodec::ACodec()
360    : mQuirks(0),
361      mNode(NULL),
362      mSentFormat(false),
363      mIsEncoder(false),
364      mUseMetadataOnEncoderOutput(false),
365      mShutdownInProgress(false),
366      mEncoderDelay(0),
367      mEncoderPadding(0),
368      mChannelMaskPresent(false),
369      mChannelMask(0),
370      mDequeueCounter(0),
371      mStoreMetaDataInOutputBuffers(false),
372      mMetaDataBuffersToSubmit(0),
373      mRepeatFrameDelayUs(-1ll) {
374    mUninitializedState = new UninitializedState(this);
375    mLoadedState = new LoadedState(this);
376    mLoadedToIdleState = new LoadedToIdleState(this);
377    mIdleToExecutingState = new IdleToExecutingState(this);
378    mExecutingState = new ExecutingState(this);
379
380    mOutputPortSettingsChangedState =
381        new OutputPortSettingsChangedState(this);
382
383    mExecutingToIdleState = new ExecutingToIdleState(this);
384    mIdleToLoadedState = new IdleToLoadedState(this);
385    mFlushingState = new FlushingState(this);
386
387    mPortEOS[kPortIndexInput] = mPortEOS[kPortIndexOutput] = false;
388    mInputEOSResult = OK;
389
390    changeState(mUninitializedState);
391}
392
393ACodec::~ACodec() {
394}
395
396void ACodec::setNotificationMessage(const sp<AMessage> &msg) {
397    mNotify = msg;
398}
399
400void ACodec::initiateSetup(const sp<AMessage> &msg) {
401    msg->setWhat(kWhatSetup);
402    msg->setTarget(id());
403    msg->post();
404}
405
406void ACodec::signalSetParameters(const sp<AMessage> &params) {
407    sp<AMessage> msg = new AMessage(kWhatSetParameters, id());
408    msg->setMessage("params", params);
409    msg->post();
410}
411
412void ACodec::initiateAllocateComponent(const sp<AMessage> &msg) {
413    msg->setWhat(kWhatAllocateComponent);
414    msg->setTarget(id());
415    msg->post();
416}
417
418void ACodec::initiateConfigureComponent(const sp<AMessage> &msg) {
419    msg->setWhat(kWhatConfigureComponent);
420    msg->setTarget(id());
421    msg->post();
422}
423
424void ACodec::initiateCreateInputSurface() {
425    (new AMessage(kWhatCreateInputSurface, id()))->post();
426}
427
428void ACodec::signalEndOfInputStream() {
429    (new AMessage(kWhatSignalEndOfInputStream, id()))->post();
430}
431
432void ACodec::initiateStart() {
433    (new AMessage(kWhatStart, id()))->post();
434}
435
436void ACodec::signalFlush() {
437    ALOGV("[%s] signalFlush", mComponentName.c_str());
438    (new AMessage(kWhatFlush, id()))->post();
439}
440
441void ACodec::signalResume() {
442    (new AMessage(kWhatResume, id()))->post();
443}
444
445void ACodec::initiateShutdown(bool keepComponentAllocated) {
446    sp<AMessage> msg = new AMessage(kWhatShutdown, id());
447    msg->setInt32("keepComponentAllocated", keepComponentAllocated);
448    msg->post();
449}
450
451void ACodec::signalRequestIDRFrame() {
452    (new AMessage(kWhatRequestIDRFrame, id()))->post();
453}
454
455status_t ACodec::allocateBuffersOnPort(OMX_U32 portIndex) {
456    CHECK(portIndex == kPortIndexInput || portIndex == kPortIndexOutput);
457
458    CHECK(mDealer[portIndex] == NULL);
459    CHECK(mBuffers[portIndex].isEmpty());
460
461    status_t err;
462    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
463        if (mStoreMetaDataInOutputBuffers) {
464            err = allocateOutputMetaDataBuffers();
465        } else {
466            err = allocateOutputBuffersFromNativeWindow();
467        }
468    } else {
469        OMX_PARAM_PORTDEFINITIONTYPE def;
470        InitOMXParams(&def);
471        def.nPortIndex = portIndex;
472
473        err = mOMX->getParameter(
474                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
475
476        if (err == OK) {
477            ALOGV("[%s] Allocating %lu buffers of size %lu on %s port",
478                    mComponentName.c_str(),
479                    def.nBufferCountActual, def.nBufferSize,
480                    portIndex == kPortIndexInput ? "input" : "output");
481
482            size_t totalSize = def.nBufferCountActual * def.nBufferSize;
483            mDealer[portIndex] = new MemoryDealer(totalSize, "ACodec");
484
485            for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
486                sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
487                CHECK(mem.get() != NULL);
488
489                BufferInfo info;
490                info.mStatus = BufferInfo::OWNED_BY_US;
491
492                uint32_t requiresAllocateBufferBit =
493                    (portIndex == kPortIndexInput)
494                        ? OMXCodec::kRequiresAllocateBufferOnInputPorts
495                        : OMXCodec::kRequiresAllocateBufferOnOutputPorts;
496
497                if ((portIndex == kPortIndexInput && (mFlags & kFlagIsSecure))
498                        || mUseMetadataOnEncoderOutput) {
499                    mem.clear();
500
501                    void *ptr;
502                    err = mOMX->allocateBuffer(
503                            mNode, portIndex, def.nBufferSize, &info.mBufferID,
504                            &ptr);
505
506                    int32_t bufSize = mUseMetadataOnEncoderOutput ?
507                            (4 + sizeof(buffer_handle_t)) : def.nBufferSize;
508
509                    info.mData = new ABuffer(ptr, bufSize);
510                } else if (mQuirks & requiresAllocateBufferBit) {
511                    err = mOMX->allocateBufferWithBackup(
512                            mNode, portIndex, mem, &info.mBufferID);
513                } else {
514                    err = mOMX->useBuffer(mNode, portIndex, mem, &info.mBufferID);
515                }
516
517                if (mem != NULL) {
518                    info.mData = new ABuffer(mem->pointer(), def.nBufferSize);
519                }
520
521                mBuffers[portIndex].push(info);
522            }
523        }
524    }
525
526    if (err != OK) {
527        return err;
528    }
529
530    sp<AMessage> notify = mNotify->dup();
531    notify->setInt32("what", ACodec::kWhatBuffersAllocated);
532
533    notify->setInt32("portIndex", portIndex);
534
535    sp<PortDescription> desc = new PortDescription;
536
537    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
538        const BufferInfo &info = mBuffers[portIndex][i];
539
540        desc->addBuffer(info.mBufferID, info.mData);
541    }
542
543    notify->setObject("portDesc", desc);
544    notify->post();
545
546    return OK;
547}
548
549status_t ACodec::configureOutputBuffersFromNativeWindow(
550        OMX_U32 *bufferCount, OMX_U32 *bufferSize,
551        OMX_U32 *minUndequeuedBuffers) {
552    OMX_PARAM_PORTDEFINITIONTYPE def;
553    InitOMXParams(&def);
554    def.nPortIndex = kPortIndexOutput;
555
556    status_t err = mOMX->getParameter(
557            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
558
559    if (err != OK) {
560        return err;
561    }
562
563    err = native_window_set_buffers_geometry(
564            mNativeWindow.get(),
565            def.format.video.nFrameWidth,
566            def.format.video.nFrameHeight,
567            def.format.video.eColorFormat);
568
569    if (err != 0) {
570        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
571                strerror(-err), -err);
572        return err;
573    }
574
575    // Set up the native window.
576    OMX_U32 usage = 0;
577    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
578    if (err != 0) {
579        ALOGW("querying usage flags from OMX IL component failed: %d", err);
580        // XXX: Currently this error is logged, but not fatal.
581        usage = 0;
582    }
583
584    if (mFlags & kFlagIsSecure) {
585        usage |= GRALLOC_USAGE_PROTECTED;
586    }
587
588    // Make sure to check whether either Stagefright or the video decoder
589    // requested protected buffers.
590    if (usage & GRALLOC_USAGE_PROTECTED) {
591        // Verify that the ANativeWindow sends images directly to
592        // SurfaceFlinger.
593        int queuesToNativeWindow = 0;
594        err = mNativeWindow->query(
595                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
596                &queuesToNativeWindow);
597        if (err != 0) {
598            ALOGE("error authenticating native window: %d", err);
599            return err;
600        }
601        if (queuesToNativeWindow != 1) {
602            ALOGE("native window could not be authenticated");
603            return PERMISSION_DENIED;
604        }
605    }
606
607    err = native_window_set_usage(
608            mNativeWindow.get(),
609            usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
610
611    if (err != 0) {
612        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
613        return err;
614    }
615
616    *minUndequeuedBuffers = 0;
617    err = mNativeWindow->query(
618            mNativeWindow.get(), NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
619            (int *)minUndequeuedBuffers);
620
621    if (err != 0) {
622        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
623                strerror(-err), -err);
624        return err;
625    }
626
627    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
628    // buffer counts refer to - how do they account for the renderer holding on
629    // to buffers?
630    if (def.nBufferCountActual < def.nBufferCountMin + *minUndequeuedBuffers) {
631        OMX_U32 newBufferCount = def.nBufferCountMin + *minUndequeuedBuffers;
632        def.nBufferCountActual = newBufferCount;
633        err = mOMX->setParameter(
634                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
635
636        if (err != OK) {
637            ALOGE("[%s] setting nBufferCountActual to %lu failed: %d",
638                    mComponentName.c_str(), newBufferCount, err);
639            return err;
640        }
641    }
642
643    err = native_window_set_buffer_count(
644            mNativeWindow.get(), def.nBufferCountActual);
645
646    if (err != 0) {
647        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
648                -err);
649        return err;
650    }
651
652    *bufferCount = def.nBufferCountActual;
653    *bufferSize =  def.nBufferSize;
654    return err;
655}
656
657status_t ACodec::allocateOutputBuffersFromNativeWindow() {
658    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
659    status_t err = configureOutputBuffersFromNativeWindow(
660            &bufferCount, &bufferSize, &minUndequeuedBuffers);
661    if (err != 0)
662        return err;
663
664    ALOGV("[%s] Allocating %lu buffers from a native window of size %lu on "
665         "output port",
666         mComponentName.c_str(), bufferCount, bufferSize);
667
668    // Dequeue buffers and send them to OMX
669    for (OMX_U32 i = 0; i < bufferCount; i++) {
670        ANativeWindowBuffer *buf;
671        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
672        if (err != 0) {
673            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
674            break;
675        }
676
677        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
678        BufferInfo info;
679        info.mStatus = BufferInfo::OWNED_BY_US;
680        info.mData = new ABuffer(NULL /* data */, bufferSize /* capacity */);
681        info.mGraphicBuffer = graphicBuffer;
682        mBuffers[kPortIndexOutput].push(info);
683
684        IOMX::buffer_id bufferId;
685        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
686                &bufferId);
687        if (err != 0) {
688            ALOGE("registering GraphicBuffer %lu with OMX IL component failed: "
689                 "%d", i, err);
690            break;
691        }
692
693        mBuffers[kPortIndexOutput].editItemAt(i).mBufferID = bufferId;
694
695        ALOGV("[%s] Registered graphic buffer with ID %p (pointer = %p)",
696             mComponentName.c_str(),
697             bufferId, graphicBuffer.get());
698    }
699
700    OMX_U32 cancelStart;
701    OMX_U32 cancelEnd;
702
703    if (err != 0) {
704        // If an error occurred while dequeuing we need to cancel any buffers
705        // that were dequeued.
706        cancelStart = 0;
707        cancelEnd = mBuffers[kPortIndexOutput].size();
708    } else {
709        // Return the required minimum undequeued buffers to the native window.
710        cancelStart = bufferCount - minUndequeuedBuffers;
711        cancelEnd = bufferCount;
712    }
713
714    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
715        BufferInfo *info = &mBuffers[kPortIndexOutput].editItemAt(i);
716        cancelBufferToNativeWindow(info);
717    }
718
719    return err;
720}
721
722status_t ACodec::allocateOutputMetaDataBuffers() {
723    OMX_U32 bufferCount, bufferSize, minUndequeuedBuffers;
724    status_t err = configureOutputBuffersFromNativeWindow(
725            &bufferCount, &bufferSize, &minUndequeuedBuffers);
726    if (err != 0)
727        return err;
728
729    ALOGV("[%s] Allocating %lu meta buffers on output port",
730         mComponentName.c_str(), bufferCount);
731
732    size_t totalSize = bufferCount * 8;
733    mDealer[kPortIndexOutput] = new MemoryDealer(totalSize, "ACodec");
734
735    // Dequeue buffers and send them to OMX
736    for (OMX_U32 i = 0; i < bufferCount; i++) {
737        BufferInfo info;
738        info.mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
739        info.mGraphicBuffer = NULL;
740        info.mDequeuedAt = mDequeueCounter;
741
742        sp<IMemory> mem = mDealer[kPortIndexOutput]->allocate(
743                sizeof(struct VideoDecoderOutputMetaData));
744        CHECK(mem.get() != NULL);
745        info.mData = new ABuffer(mem->pointer(), mem->size());
746
747        // we use useBuffer for metadata regardless of quirks
748        err = mOMX->useBuffer(
749                mNode, kPortIndexOutput, mem, &info.mBufferID);
750
751        mBuffers[kPortIndexOutput].push(info);
752
753        ALOGV("[%s] allocated meta buffer with ID %p (pointer = %p)",
754             mComponentName.c_str(), info.mBufferID, mem->pointer());
755    }
756
757    mMetaDataBuffersToSubmit = bufferCount - minUndequeuedBuffers;
758    return err;
759}
760
761status_t ACodec::submitOutputMetaDataBuffer() {
762    CHECK(mStoreMetaDataInOutputBuffers);
763    if (mMetaDataBuffersToSubmit == 0)
764        return OK;
765
766    BufferInfo *info = dequeueBufferFromNativeWindow();
767    if (info == NULL)
768        return ERROR_IO;
769
770    ALOGV("[%s] submitting output meta buffer ID %p for graphic buffer %p",
771          mComponentName.c_str(), info->mBufferID, info->mGraphicBuffer.get());
772
773    --mMetaDataBuffersToSubmit;
774    CHECK_EQ(mOMX->fillBuffer(mNode, info->mBufferID),
775             (status_t)OK);
776
777    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
778    return OK;
779}
780
781status_t ACodec::cancelBufferToNativeWindow(BufferInfo *info) {
782    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
783
784    ALOGV("[%s] Calling cancelBuffer on buffer %p",
785         mComponentName.c_str(), info->mBufferID);
786
787    int err = mNativeWindow->cancelBuffer(
788        mNativeWindow.get(), info->mGraphicBuffer.get(), -1);
789
790    CHECK_EQ(err, 0);
791
792    info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
793
794    return OK;
795}
796
797ACodec::BufferInfo *ACodec::dequeueBufferFromNativeWindow() {
798    ANativeWindowBuffer *buf;
799    int fenceFd = -1;
800    CHECK(mNativeWindow.get() != NULL);
801    if (native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf) != 0) {
802        ALOGE("dequeueBuffer failed.");
803        return NULL;
804    }
805
806    BufferInfo *oldest = NULL;
807    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
808        BufferInfo *info =
809            &mBuffers[kPortIndexOutput].editItemAt(i);
810
811        if (info->mGraphicBuffer != NULL &&
812            info->mGraphicBuffer->handle == buf->handle) {
813            CHECK_EQ((int)info->mStatus,
814                     (int)BufferInfo::OWNED_BY_NATIVE_WINDOW);
815
816            info->mStatus = BufferInfo::OWNED_BY_US;
817
818            return info;
819        }
820
821        if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW &&
822            (oldest == NULL ||
823             // avoid potential issues from counter rolling over
824             mDequeueCounter - info->mDequeuedAt >
825                    mDequeueCounter - oldest->mDequeuedAt)) {
826            oldest = info;
827        }
828    }
829
830    if (oldest) {
831        CHECK(mStoreMetaDataInOutputBuffers);
832
833        // discard buffer in LRU info and replace with new buffer
834        oldest->mGraphicBuffer = new GraphicBuffer(buf, false);
835        oldest->mStatus = BufferInfo::OWNED_BY_US;
836
837        mOMX->updateGraphicBufferInMeta(
838                mNode, kPortIndexOutput, oldest->mGraphicBuffer,
839                oldest->mBufferID);
840
841        VideoDecoderOutputMetaData *metaData =
842            reinterpret_cast<VideoDecoderOutputMetaData *>(
843                    oldest->mData->base());
844        CHECK_EQ(metaData->eType, kMetadataBufferTypeGrallocSource);
845
846        ALOGV("replaced oldest buffer #%u with age %u (%p/%p stored in %p)",
847                oldest - &mBuffers[kPortIndexOutput][0],
848                mDequeueCounter - oldest->mDequeuedAt,
849                metaData->pHandle,
850                oldest->mGraphicBuffer->handle, oldest->mData->base());
851
852        return oldest;
853    }
854
855    TRESPASS();
856
857    return NULL;
858}
859
860status_t ACodec::freeBuffersOnPort(OMX_U32 portIndex) {
861    for (size_t i = mBuffers[portIndex].size(); i-- > 0;) {
862        CHECK_EQ((status_t)OK, freeBuffer(portIndex, i));
863    }
864
865    mDealer[portIndex].clear();
866
867    return OK;
868}
869
870status_t ACodec::freeOutputBuffersNotOwnedByComponent() {
871    for (size_t i = mBuffers[kPortIndexOutput].size(); i-- > 0;) {
872        BufferInfo *info =
873            &mBuffers[kPortIndexOutput].editItemAt(i);
874
875        // At this time some buffers may still be with the component
876        // or being drained.
877        if (info->mStatus != BufferInfo::OWNED_BY_COMPONENT &&
878            info->mStatus != BufferInfo::OWNED_BY_DOWNSTREAM) {
879            CHECK_EQ((status_t)OK, freeBuffer(kPortIndexOutput, i));
880        }
881    }
882
883    return OK;
884}
885
886status_t ACodec::freeBuffer(OMX_U32 portIndex, size_t i) {
887    BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
888
889    CHECK(info->mStatus == BufferInfo::OWNED_BY_US
890            || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
891
892    if (portIndex == kPortIndexOutput && mNativeWindow != NULL
893            && info->mStatus == BufferInfo::OWNED_BY_US) {
894        CHECK_EQ((status_t)OK, cancelBufferToNativeWindow(info));
895    }
896
897    CHECK_EQ(mOMX->freeBuffer(
898                mNode, portIndex, info->mBufferID),
899             (status_t)OK);
900
901    mBuffers[portIndex].removeAt(i);
902
903    return OK;
904}
905
906ACodec::BufferInfo *ACodec::findBufferByID(
907        uint32_t portIndex, IOMX::buffer_id bufferID,
908        ssize_t *index) {
909    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
910        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
911
912        if (info->mBufferID == bufferID) {
913            if (index != NULL) {
914                *index = i;
915            }
916            return info;
917        }
918    }
919
920    TRESPASS();
921
922    return NULL;
923}
924
925status_t ACodec::setComponentRole(
926        bool isEncoder, const char *mime) {
927    struct MimeToRole {
928        const char *mime;
929        const char *decoderRole;
930        const char *encoderRole;
931    };
932
933    static const MimeToRole kMimeToRole[] = {
934        { MEDIA_MIMETYPE_AUDIO_MPEG,
935            "audio_decoder.mp3", "audio_encoder.mp3" },
936        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
937            "audio_decoder.mp1", "audio_encoder.mp1" },
938        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
939            "audio_decoder.mp2", "audio_encoder.mp2" },
940        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
941            "audio_decoder.amrnb", "audio_encoder.amrnb" },
942        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
943            "audio_decoder.amrwb", "audio_encoder.amrwb" },
944        { MEDIA_MIMETYPE_AUDIO_AAC,
945            "audio_decoder.aac", "audio_encoder.aac" },
946        { MEDIA_MIMETYPE_AUDIO_VORBIS,
947            "audio_decoder.vorbis", "audio_encoder.vorbis" },
948        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
949            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
950        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
951            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
952        { MEDIA_MIMETYPE_VIDEO_AVC,
953            "video_decoder.avc", "video_encoder.avc" },
954        { MEDIA_MIMETYPE_VIDEO_MPEG4,
955            "video_decoder.mpeg4", "video_encoder.mpeg4" },
956        { MEDIA_MIMETYPE_VIDEO_H263,
957            "video_decoder.h263", "video_encoder.h263" },
958        { MEDIA_MIMETYPE_VIDEO_VP8,
959            "video_decoder.vp8", "video_encoder.vp8" },
960        { MEDIA_MIMETYPE_VIDEO_VP9,
961            "video_decoder.vp9", "video_encoder.vp9" },
962        { MEDIA_MIMETYPE_AUDIO_RAW,
963            "audio_decoder.raw", "audio_encoder.raw" },
964        { MEDIA_MIMETYPE_AUDIO_FLAC,
965            "audio_decoder.flac", "audio_encoder.flac" },
966        { MEDIA_MIMETYPE_AUDIO_MSGSM,
967            "audio_decoder.gsm", "audio_encoder.gsm" },
968    };
969
970    static const size_t kNumMimeToRole =
971        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
972
973    size_t i;
974    for (i = 0; i < kNumMimeToRole; ++i) {
975        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
976            break;
977        }
978    }
979
980    if (i == kNumMimeToRole) {
981        return ERROR_UNSUPPORTED;
982    }
983
984    const char *role =
985        isEncoder ? kMimeToRole[i].encoderRole
986                  : kMimeToRole[i].decoderRole;
987
988    if (role != NULL) {
989        OMX_PARAM_COMPONENTROLETYPE roleParams;
990        InitOMXParams(&roleParams);
991
992        strncpy((char *)roleParams.cRole,
993                role, OMX_MAX_STRINGNAME_SIZE - 1);
994
995        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
996
997        status_t err = mOMX->setParameter(
998                mNode, OMX_IndexParamStandardComponentRole,
999                &roleParams, sizeof(roleParams));
1000
1001        if (err != OK) {
1002            ALOGW("[%s] Failed to set standard component role '%s'.",
1003                 mComponentName.c_str(), role);
1004
1005            return err;
1006        }
1007    }
1008
1009    return OK;
1010}
1011
1012status_t ACodec::configureCodec(
1013        const char *mime, const sp<AMessage> &msg) {
1014    int32_t encoder;
1015    if (!msg->findInt32("encoder", &encoder)) {
1016        encoder = false;
1017    }
1018
1019    mIsEncoder = encoder;
1020
1021    status_t err = setComponentRole(encoder /* isEncoder */, mime);
1022
1023    if (err != OK) {
1024        return err;
1025    }
1026
1027    int32_t bitRate = 0;
1028    // FLAC encoder doesn't need a bitrate, other encoders do
1029    if (encoder && strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)
1030            && !msg->findInt32("bitrate", &bitRate)) {
1031        return INVALID_OPERATION;
1032    }
1033
1034    int32_t storeMeta;
1035    if (encoder
1036            && msg->findInt32("store-metadata-in-buffers", &storeMeta)
1037            && storeMeta != 0) {
1038        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1039
1040        if (err != OK) {
1041              ALOGE("[%s] storeMetaDataInBuffers (input) failed w/ err %d",
1042                    mComponentName.c_str(), err);
1043
1044              return err;
1045          }
1046      }
1047
1048    int32_t prependSPSPPS = 0;
1049    if (encoder
1050            && msg->findInt32("prepend-sps-pps-to-idr-frames", &prependSPSPPS)
1051            && prependSPSPPS != 0) {
1052        OMX_INDEXTYPE index;
1053        err = mOMX->getExtensionIndex(
1054                mNode,
1055                "OMX.google.android.index.prependSPSPPSToIDRFrames",
1056                &index);
1057
1058        if (err == OK) {
1059            PrependSPSPPSToIDRFramesParams params;
1060            InitOMXParams(&params);
1061            params.bEnable = OMX_TRUE;
1062
1063            err = mOMX->setParameter(
1064                    mNode, index, &params, sizeof(params));
1065        }
1066
1067        if (err != OK) {
1068            ALOGE("Encoder could not be configured to emit SPS/PPS before "
1069                  "IDR frames. (err %d)", err);
1070
1071            return err;
1072        }
1073    }
1074
1075    // Only enable metadata mode on encoder output if encoder can prepend
1076    // sps/pps to idr frames, since in metadata mode the bitstream is in an
1077    // opaque handle, to which we don't have access.
1078    int32_t video = !strncasecmp(mime, "video/", 6);
1079    if (encoder && video) {
1080        OMX_BOOL enable = (OMX_BOOL) (prependSPSPPS
1081            && msg->findInt32("store-metadata-in-buffers-output", &storeMeta)
1082            && storeMeta != 0);
1083
1084        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, enable);
1085
1086        if (err != OK) {
1087            ALOGE("[%s] storeMetaDataInBuffers (output) failed w/ err %d",
1088                mComponentName.c_str(), err);
1089            mUseMetadataOnEncoderOutput = 0;
1090        } else {
1091            mUseMetadataOnEncoderOutput = enable;
1092        }
1093
1094        if (!msg->findInt64(
1095                    "repeat-previous-frame-after",
1096                    &mRepeatFrameDelayUs)) {
1097            mRepeatFrameDelayUs = -1ll;
1098        }
1099    }
1100
1101    // Always try to enable dynamic output buffers on native surface
1102    sp<RefBase> obj;
1103    int32_t haveNativeWindow = msg->findObject("native-window", &obj) &&
1104            obj != NULL;
1105    mStoreMetaDataInOutputBuffers = false;
1106    if (!encoder && video && haveNativeWindow) {
1107        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexOutput, OMX_TRUE);
1108        if (err != OK) {
1109            // allow failure
1110            ALOGE("[%s] storeMetaDataInBuffers failed w/ err %d",
1111                  mComponentName.c_str(), err);
1112            err = OK;
1113        } else {
1114            ALOGV("[%s] storeMetaDataInBuffers succeeded", mComponentName.c_str());
1115            mStoreMetaDataInOutputBuffers = true;
1116        }
1117
1118        int32_t push;
1119        if (msg->findInt32("push-blank-buffers-on-shutdown", &push)
1120                && push != 0) {
1121            mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
1122        }
1123    }
1124
1125    if (video) {
1126        if (encoder) {
1127            err = setupVideoEncoder(mime, msg);
1128        } else {
1129            int32_t width, height;
1130            if (!msg->findInt32("width", &width)
1131                    || !msg->findInt32("height", &height)) {
1132                err = INVALID_OPERATION;
1133            } else {
1134                err = setupVideoDecoder(mime, width, height);
1135            }
1136        }
1137    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG)) {
1138        int32_t numChannels, sampleRate;
1139        if (!msg->findInt32("channel-count", &numChannels)
1140                || !msg->findInt32("sample-rate", &sampleRate)) {
1141            // Since we did not always check for these, leave them optional
1142            // and have the decoder figure it all out.
1143            err = OK;
1144        } else {
1145            err = setupRawAudioFormat(
1146                    encoder ? kPortIndexInput : kPortIndexOutput,
1147                    sampleRate,
1148                    numChannels);
1149        }
1150    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
1151        int32_t numChannels, sampleRate;
1152        if (!msg->findInt32("channel-count", &numChannels)
1153                || !msg->findInt32("sample-rate", &sampleRate)) {
1154            err = INVALID_OPERATION;
1155        } else {
1156            int32_t isADTS, aacProfile;
1157            if (!msg->findInt32("is-adts", &isADTS)) {
1158                isADTS = 0;
1159            }
1160            if (!msg->findInt32("aac-profile", &aacProfile)) {
1161                aacProfile = OMX_AUDIO_AACObjectNull;
1162            }
1163
1164            err = setupAACCodec(
1165                    encoder, numChannels, sampleRate, bitRate, aacProfile,
1166                    isADTS != 0);
1167        }
1168    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_NB)) {
1169        err = setupAMRCodec(encoder, false /* isWAMR */, bitRate);
1170    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AMR_WB)) {
1171        err = setupAMRCodec(encoder, true /* isWAMR */, bitRate);
1172    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_ALAW)
1173            || !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_G711_MLAW)) {
1174        // These are PCM-like formats with a fixed sample rate but
1175        // a variable number of channels.
1176
1177        int32_t numChannels;
1178        if (!msg->findInt32("channel-count", &numChannels)) {
1179            err = INVALID_OPERATION;
1180        } else {
1181            err = setupG711Codec(encoder, numChannels);
1182        }
1183    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
1184        int32_t numChannels, sampleRate, compressionLevel = -1;
1185        if (encoder &&
1186                (!msg->findInt32("channel-count", &numChannels)
1187                        || !msg->findInt32("sample-rate", &sampleRate))) {
1188            ALOGE("missing channel count or sample rate for FLAC encoder");
1189            err = INVALID_OPERATION;
1190        } else {
1191            if (encoder) {
1192                if (!msg->findInt32(
1193                            "flac-compression-level", &compressionLevel)) {
1194                    compressionLevel = 5;// default FLAC compression level
1195                } else if (compressionLevel < 0) {
1196                    ALOGW("compression level %d outside [0..8] range, "
1197                          "using 0",
1198                          compressionLevel);
1199                    compressionLevel = 0;
1200                } else if (compressionLevel > 8) {
1201                    ALOGW("compression level %d outside [0..8] range, "
1202                          "using 8",
1203                          compressionLevel);
1204                    compressionLevel = 8;
1205                }
1206            }
1207            err = setupFlacCodec(
1208                    encoder, numChannels, sampleRate, compressionLevel);
1209        }
1210    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
1211        int32_t numChannels, sampleRate;
1212        if (encoder
1213                || !msg->findInt32("channel-count", &numChannels)
1214                || !msg->findInt32("sample-rate", &sampleRate)) {
1215            err = INVALID_OPERATION;
1216        } else {
1217            err = setupRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
1218        }
1219    }
1220
1221    if (err != OK) {
1222        return err;
1223    }
1224
1225    if (!msg->findInt32("encoder-delay", &mEncoderDelay)) {
1226        mEncoderDelay = 0;
1227    }
1228
1229    if (!msg->findInt32("encoder-padding", &mEncoderPadding)) {
1230        mEncoderPadding = 0;
1231    }
1232
1233    if (msg->findInt32("channel-mask", &mChannelMask)) {
1234        mChannelMaskPresent = true;
1235    } else {
1236        mChannelMaskPresent = false;
1237    }
1238
1239    int32_t maxInputSize;
1240    if (msg->findInt32("max-input-size", &maxInputSize)) {
1241        err = setMinBufferSize(kPortIndexInput, (size_t)maxInputSize);
1242    } else if (!strcmp("OMX.Nvidia.aac.decoder", mComponentName.c_str())) {
1243        err = setMinBufferSize(kPortIndexInput, 8192);  // XXX
1244    }
1245
1246    return err;
1247}
1248
1249status_t ACodec::setMinBufferSize(OMX_U32 portIndex, size_t size) {
1250    OMX_PARAM_PORTDEFINITIONTYPE def;
1251    InitOMXParams(&def);
1252    def.nPortIndex = portIndex;
1253
1254    status_t err = mOMX->getParameter(
1255            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1256
1257    if (err != OK) {
1258        return err;
1259    }
1260
1261    if (def.nBufferSize >= size) {
1262        return OK;
1263    }
1264
1265    def.nBufferSize = size;
1266
1267    err = mOMX->setParameter(
1268            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1269
1270    if (err != OK) {
1271        return err;
1272    }
1273
1274    err = mOMX->getParameter(
1275            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1276
1277    if (err != OK) {
1278        return err;
1279    }
1280
1281    CHECK(def.nBufferSize >= size);
1282
1283    return OK;
1284}
1285
1286status_t ACodec::selectAudioPortFormat(
1287        OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE desiredFormat) {
1288    OMX_AUDIO_PARAM_PORTFORMATTYPE format;
1289    InitOMXParams(&format);
1290
1291    format.nPortIndex = portIndex;
1292    for (OMX_U32 index = 0;; ++index) {
1293        format.nIndex = index;
1294
1295        status_t err = mOMX->getParameter(
1296                mNode, OMX_IndexParamAudioPortFormat,
1297                &format, sizeof(format));
1298
1299        if (err != OK) {
1300            return err;
1301        }
1302
1303        if (format.eEncoding == desiredFormat) {
1304            break;
1305        }
1306    }
1307
1308    return mOMX->setParameter(
1309            mNode, OMX_IndexParamAudioPortFormat, &format, sizeof(format));
1310}
1311
1312status_t ACodec::setupAACCodec(
1313        bool encoder, int32_t numChannels, int32_t sampleRate,
1314        int32_t bitRate, int32_t aacProfile, bool isADTS) {
1315    if (encoder && isADTS) {
1316        return -EINVAL;
1317    }
1318
1319    status_t err = setupRawAudioFormat(
1320            encoder ? kPortIndexInput : kPortIndexOutput,
1321            sampleRate,
1322            numChannels);
1323
1324    if (err != OK) {
1325        return err;
1326    }
1327
1328    if (encoder) {
1329        err = selectAudioPortFormat(kPortIndexOutput, OMX_AUDIO_CodingAAC);
1330
1331        if (err != OK) {
1332            return err;
1333        }
1334
1335        OMX_PARAM_PORTDEFINITIONTYPE def;
1336        InitOMXParams(&def);
1337        def.nPortIndex = kPortIndexOutput;
1338
1339        err = mOMX->getParameter(
1340                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1341
1342        if (err != OK) {
1343            return err;
1344        }
1345
1346        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
1347        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
1348
1349        err = mOMX->setParameter(
1350                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1351
1352        if (err != OK) {
1353            return err;
1354        }
1355
1356        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1357        InitOMXParams(&profile);
1358        profile.nPortIndex = kPortIndexOutput;
1359
1360        err = mOMX->getParameter(
1361                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1362
1363        if (err != OK) {
1364            return err;
1365        }
1366
1367        profile.nChannels = numChannels;
1368
1369        profile.eChannelMode =
1370            (numChannels == 1)
1371                ? OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo;
1372
1373        profile.nSampleRate = sampleRate;
1374        profile.nBitRate = bitRate;
1375        profile.nAudioBandWidth = 0;
1376        profile.nFrameLength = 0;
1377        profile.nAACtools = OMX_AUDIO_AACToolAll;
1378        profile.nAACERtools = OMX_AUDIO_AACERNone;
1379        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
1380        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
1381
1382        err = mOMX->setParameter(
1383                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1384
1385        if (err != OK) {
1386            return err;
1387        }
1388
1389        return err;
1390    }
1391
1392    OMX_AUDIO_PARAM_AACPROFILETYPE profile;
1393    InitOMXParams(&profile);
1394    profile.nPortIndex = kPortIndexInput;
1395
1396    err = mOMX->getParameter(
1397            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1398
1399    if (err != OK) {
1400        return err;
1401    }
1402
1403    profile.nChannels = numChannels;
1404    profile.nSampleRate = sampleRate;
1405
1406    profile.eAACStreamFormat =
1407        isADTS
1408            ? OMX_AUDIO_AACStreamFormatMP4ADTS
1409            : OMX_AUDIO_AACStreamFormatMP4FF;
1410
1411    return mOMX->setParameter(
1412            mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
1413}
1414
1415static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(
1416        bool isAMRWB, int32_t bps) {
1417    if (isAMRWB) {
1418        if (bps <= 6600) {
1419            return OMX_AUDIO_AMRBandModeWB0;
1420        } else if (bps <= 8850) {
1421            return OMX_AUDIO_AMRBandModeWB1;
1422        } else if (bps <= 12650) {
1423            return OMX_AUDIO_AMRBandModeWB2;
1424        } else if (bps <= 14250) {
1425            return OMX_AUDIO_AMRBandModeWB3;
1426        } else if (bps <= 15850) {
1427            return OMX_AUDIO_AMRBandModeWB4;
1428        } else if (bps <= 18250) {
1429            return OMX_AUDIO_AMRBandModeWB5;
1430        } else if (bps <= 19850) {
1431            return OMX_AUDIO_AMRBandModeWB6;
1432        } else if (bps <= 23050) {
1433            return OMX_AUDIO_AMRBandModeWB7;
1434        }
1435
1436        // 23850 bps
1437        return OMX_AUDIO_AMRBandModeWB8;
1438    } else {  // AMRNB
1439        if (bps <= 4750) {
1440            return OMX_AUDIO_AMRBandModeNB0;
1441        } else if (bps <= 5150) {
1442            return OMX_AUDIO_AMRBandModeNB1;
1443        } else if (bps <= 5900) {
1444            return OMX_AUDIO_AMRBandModeNB2;
1445        } else if (bps <= 6700) {
1446            return OMX_AUDIO_AMRBandModeNB3;
1447        } else if (bps <= 7400) {
1448            return OMX_AUDIO_AMRBandModeNB4;
1449        } else if (bps <= 7950) {
1450            return OMX_AUDIO_AMRBandModeNB5;
1451        } else if (bps <= 10200) {
1452            return OMX_AUDIO_AMRBandModeNB6;
1453        }
1454
1455        // 12200 bps
1456        return OMX_AUDIO_AMRBandModeNB7;
1457    }
1458}
1459
1460status_t ACodec::setupAMRCodec(bool encoder, bool isWAMR, int32_t bitrate) {
1461    OMX_AUDIO_PARAM_AMRTYPE def;
1462    InitOMXParams(&def);
1463    def.nPortIndex = encoder ? kPortIndexOutput : kPortIndexInput;
1464
1465    status_t err =
1466        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1467
1468    if (err != OK) {
1469        return err;
1470    }
1471
1472    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
1473    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitrate);
1474
1475    err = mOMX->setParameter(
1476            mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
1477
1478    if (err != OK) {
1479        return err;
1480    }
1481
1482    return setupRawAudioFormat(
1483            encoder ? kPortIndexInput : kPortIndexOutput,
1484            isWAMR ? 16000 : 8000 /* sampleRate */,
1485            1 /* numChannels */);
1486}
1487
1488status_t ACodec::setupG711Codec(bool encoder, int32_t numChannels) {
1489    CHECK(!encoder);  // XXX TODO
1490
1491    return setupRawAudioFormat(
1492            kPortIndexInput, 8000 /* sampleRate */, numChannels);
1493}
1494
1495status_t ACodec::setupFlacCodec(
1496        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
1497
1498    if (encoder) {
1499        OMX_AUDIO_PARAM_FLACTYPE def;
1500        InitOMXParams(&def);
1501        def.nPortIndex = kPortIndexOutput;
1502
1503        // configure compression level
1504        status_t err = mOMX->getParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1505        if (err != OK) {
1506            ALOGE("setupFlacCodec(): Error %d getting OMX_IndexParamAudioFlac parameter", err);
1507            return err;
1508        }
1509        def.nCompressionLevel = compressionLevel;
1510        err = mOMX->setParameter(mNode, OMX_IndexParamAudioFlac, &def, sizeof(def));
1511        if (err != OK) {
1512            ALOGE("setupFlacCodec(): Error %d setting OMX_IndexParamAudioFlac parameter", err);
1513            return err;
1514        }
1515    }
1516
1517    return setupRawAudioFormat(
1518            encoder ? kPortIndexInput : kPortIndexOutput,
1519            sampleRate,
1520            numChannels);
1521}
1522
1523status_t ACodec::setupRawAudioFormat(
1524        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
1525    OMX_PARAM_PORTDEFINITIONTYPE def;
1526    InitOMXParams(&def);
1527    def.nPortIndex = portIndex;
1528
1529    status_t err = mOMX->getParameter(
1530            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1531
1532    if (err != OK) {
1533        return err;
1534    }
1535
1536    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
1537
1538    err = mOMX->setParameter(
1539            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1540
1541    if (err != OK) {
1542        return err;
1543    }
1544
1545    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
1546    InitOMXParams(&pcmParams);
1547    pcmParams.nPortIndex = portIndex;
1548
1549    err = mOMX->getParameter(
1550            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1551
1552    if (err != OK) {
1553        return err;
1554    }
1555
1556    pcmParams.nChannels = numChannels;
1557    pcmParams.eNumData = OMX_NumericalDataSigned;
1558    pcmParams.bInterleaved = OMX_TRUE;
1559    pcmParams.nBitPerSample = 16;
1560    pcmParams.nSamplingRate = sampleRate;
1561    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
1562
1563    if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
1564        return OMX_ErrorNone;
1565    }
1566
1567    return mOMX->setParameter(
1568            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
1569}
1570
1571status_t ACodec::setVideoPortFormatType(
1572        OMX_U32 portIndex,
1573        OMX_VIDEO_CODINGTYPE compressionFormat,
1574        OMX_COLOR_FORMATTYPE colorFormat) {
1575    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1576    InitOMXParams(&format);
1577    format.nPortIndex = portIndex;
1578    format.nIndex = 0;
1579    bool found = false;
1580
1581    OMX_U32 index = 0;
1582    for (;;) {
1583        format.nIndex = index;
1584        status_t err = mOMX->getParameter(
1585                mNode, OMX_IndexParamVideoPortFormat,
1586                &format, sizeof(format));
1587
1588        if (err != OK) {
1589            return err;
1590        }
1591
1592        // The following assertion is violated by TI's video decoder.
1593        // CHECK_EQ(format.nIndex, index);
1594
1595        if (!strcmp("OMX.TI.Video.encoder", mComponentName.c_str())) {
1596            if (portIndex == kPortIndexInput
1597                    && colorFormat == format.eColorFormat) {
1598                // eCompressionFormat does not seem right.
1599                found = true;
1600                break;
1601            }
1602            if (portIndex == kPortIndexOutput
1603                    && compressionFormat == format.eCompressionFormat) {
1604                // eColorFormat does not seem right.
1605                found = true;
1606                break;
1607            }
1608        }
1609
1610        if (format.eCompressionFormat == compressionFormat
1611            && format.eColorFormat == colorFormat) {
1612            found = true;
1613            break;
1614        }
1615
1616        ++index;
1617    }
1618
1619    if (!found) {
1620        return UNKNOWN_ERROR;
1621    }
1622
1623    status_t err = mOMX->setParameter(
1624            mNode, OMX_IndexParamVideoPortFormat,
1625            &format, sizeof(format));
1626
1627    return err;
1628}
1629
1630status_t ACodec::setSupportedOutputFormat() {
1631    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1632    InitOMXParams(&format);
1633    format.nPortIndex = kPortIndexOutput;
1634    format.nIndex = 0;
1635
1636    status_t err = mOMX->getParameter(
1637            mNode, OMX_IndexParamVideoPortFormat,
1638            &format, sizeof(format));
1639    CHECK_EQ(err, (status_t)OK);
1640    CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1641
1642    return mOMX->setParameter(
1643            mNode, OMX_IndexParamVideoPortFormat,
1644            &format, sizeof(format));
1645}
1646
1647static const struct VideoCodingMapEntry {
1648    const char *mMime;
1649    OMX_VIDEO_CODINGTYPE mVideoCodingType;
1650} kVideoCodingMapEntry[] = {
1651    { MEDIA_MIMETYPE_VIDEO_AVC, OMX_VIDEO_CodingAVC },
1652    { MEDIA_MIMETYPE_VIDEO_MPEG4, OMX_VIDEO_CodingMPEG4 },
1653    { MEDIA_MIMETYPE_VIDEO_H263, OMX_VIDEO_CodingH263 },
1654    { MEDIA_MIMETYPE_VIDEO_MPEG2, OMX_VIDEO_CodingMPEG2 },
1655    { MEDIA_MIMETYPE_VIDEO_VP8, OMX_VIDEO_CodingVP8 },
1656    { MEDIA_MIMETYPE_VIDEO_VP9, OMX_VIDEO_CodingVP9 },
1657};
1658
1659static status_t GetVideoCodingTypeFromMime(
1660        const char *mime, OMX_VIDEO_CODINGTYPE *codingType) {
1661    for (size_t i = 0;
1662         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
1663         ++i) {
1664        if (!strcasecmp(mime, kVideoCodingMapEntry[i].mMime)) {
1665            *codingType = kVideoCodingMapEntry[i].mVideoCodingType;
1666            return OK;
1667        }
1668    }
1669
1670    *codingType = OMX_VIDEO_CodingUnused;
1671
1672    return ERROR_UNSUPPORTED;
1673}
1674
1675static status_t GetMimeTypeForVideoCoding(
1676        OMX_VIDEO_CODINGTYPE codingType, AString *mime) {
1677    for (size_t i = 0;
1678         i < sizeof(kVideoCodingMapEntry) / sizeof(kVideoCodingMapEntry[0]);
1679         ++i) {
1680        if (codingType == kVideoCodingMapEntry[i].mVideoCodingType) {
1681            *mime = kVideoCodingMapEntry[i].mMime;
1682            return OK;
1683        }
1684    }
1685
1686    mime->clear();
1687
1688    return ERROR_UNSUPPORTED;
1689}
1690
1691status_t ACodec::setupVideoDecoder(
1692        const char *mime, int32_t width, int32_t height) {
1693    OMX_VIDEO_CODINGTYPE compressionFormat;
1694    status_t err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
1695
1696    if (err != OK) {
1697        return err;
1698    }
1699
1700    err = setVideoPortFormatType(
1701            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1702
1703    if (err != OK) {
1704        return err;
1705    }
1706
1707    err = setSupportedOutputFormat();
1708
1709    if (err != OK) {
1710        return err;
1711    }
1712
1713    err = setVideoFormatOnPort(
1714            kPortIndexInput, width, height, compressionFormat);
1715
1716    if (err != OK) {
1717        return err;
1718    }
1719
1720    err = setVideoFormatOnPort(
1721            kPortIndexOutput, width, height, OMX_VIDEO_CodingUnused);
1722
1723    if (err != OK) {
1724        return err;
1725    }
1726
1727    return OK;
1728}
1729
1730status_t ACodec::setupVideoEncoder(const char *mime, const sp<AMessage> &msg) {
1731    int32_t tmp;
1732    if (!msg->findInt32("color-format", &tmp)) {
1733        return INVALID_OPERATION;
1734    }
1735
1736    OMX_COLOR_FORMATTYPE colorFormat =
1737        static_cast<OMX_COLOR_FORMATTYPE>(tmp);
1738
1739    status_t err = setVideoPortFormatType(
1740            kPortIndexInput, OMX_VIDEO_CodingUnused, colorFormat);
1741
1742    if (err != OK) {
1743        ALOGE("[%s] does not support color format %d",
1744              mComponentName.c_str(), colorFormat);
1745
1746        return err;
1747    }
1748
1749    /* Input port configuration */
1750
1751    OMX_PARAM_PORTDEFINITIONTYPE def;
1752    InitOMXParams(&def);
1753
1754    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1755
1756    def.nPortIndex = kPortIndexInput;
1757
1758    err = mOMX->getParameter(
1759            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1760
1761    if (err != OK) {
1762        return err;
1763    }
1764
1765    int32_t width, height, bitrate;
1766    if (!msg->findInt32("width", &width)
1767            || !msg->findInt32("height", &height)
1768            || !msg->findInt32("bitrate", &bitrate)) {
1769        return INVALID_OPERATION;
1770    }
1771
1772    video_def->nFrameWidth = width;
1773    video_def->nFrameHeight = height;
1774
1775    int32_t stride;
1776    if (!msg->findInt32("stride", &stride)) {
1777        stride = width;
1778    }
1779
1780    video_def->nStride = stride;
1781
1782    int32_t sliceHeight;
1783    if (!msg->findInt32("slice-height", &sliceHeight)) {
1784        sliceHeight = height;
1785    }
1786
1787    video_def->nSliceHeight = sliceHeight;
1788
1789    def.nBufferSize = (video_def->nStride * video_def->nSliceHeight * 3) / 2;
1790
1791    float frameRate;
1792    if (!msg->findFloat("frame-rate", &frameRate)) {
1793        int32_t tmp;
1794        if (!msg->findInt32("frame-rate", &tmp)) {
1795            return INVALID_OPERATION;
1796        }
1797        frameRate = (float)tmp;
1798    }
1799
1800    video_def->xFramerate = (OMX_U32)(frameRate * 65536.0f);
1801    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
1802    video_def->eColorFormat = colorFormat;
1803
1804    err = mOMX->setParameter(
1805            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1806
1807    if (err != OK) {
1808        ALOGE("[%s] failed to set input port definition parameters.",
1809              mComponentName.c_str());
1810
1811        return err;
1812    }
1813
1814    /* Output port configuration */
1815
1816    OMX_VIDEO_CODINGTYPE compressionFormat;
1817    err = GetVideoCodingTypeFromMime(mime, &compressionFormat);
1818
1819    if (err != OK) {
1820        return err;
1821    }
1822
1823    err = setVideoPortFormatType(
1824            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused);
1825
1826    if (err != OK) {
1827        ALOGE("[%s] does not support compression format %d",
1828             mComponentName.c_str(), compressionFormat);
1829
1830        return err;
1831    }
1832
1833    def.nPortIndex = kPortIndexOutput;
1834
1835    err = mOMX->getParameter(
1836            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1837
1838    if (err != OK) {
1839        return err;
1840    }
1841
1842    video_def->nFrameWidth = width;
1843    video_def->nFrameHeight = height;
1844    video_def->xFramerate = 0;
1845    video_def->nBitrate = bitrate;
1846    video_def->eCompressionFormat = compressionFormat;
1847    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1848
1849    err = mOMX->setParameter(
1850            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1851
1852    if (err != OK) {
1853        ALOGE("[%s] failed to set output port definition parameters.",
1854              mComponentName.c_str());
1855
1856        return err;
1857    }
1858
1859    switch (compressionFormat) {
1860        case OMX_VIDEO_CodingMPEG4:
1861            err = setupMPEG4EncoderParameters(msg);
1862            break;
1863
1864        case OMX_VIDEO_CodingH263:
1865            err = setupH263EncoderParameters(msg);
1866            break;
1867
1868        case OMX_VIDEO_CodingAVC:
1869            err = setupAVCEncoderParameters(msg);
1870            break;
1871
1872        default:
1873            break;
1874    }
1875
1876    ALOGI("setupVideoEncoder succeeded");
1877
1878    return err;
1879}
1880
1881status_t ACodec::setCyclicIntraMacroblockRefresh(const sp<AMessage> &msg, int32_t mode) {
1882    OMX_VIDEO_PARAM_INTRAREFRESHTYPE params;
1883    InitOMXParams(&params);
1884    params.nPortIndex = kPortIndexOutput;
1885
1886    params.eRefreshMode = static_cast<OMX_VIDEO_INTRAREFRESHTYPE>(mode);
1887
1888    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshCyclic ||
1889            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
1890        int32_t mbs;
1891        if (!msg->findInt32("intra-refresh-CIR-mbs", &mbs)) {
1892            return INVALID_OPERATION;
1893        }
1894        params.nCirMBs = mbs;
1895    }
1896
1897    if (params.eRefreshMode == OMX_VIDEO_IntraRefreshAdaptive ||
1898            params.eRefreshMode == OMX_VIDEO_IntraRefreshBoth) {
1899        int32_t mbs;
1900        if (!msg->findInt32("intra-refresh-AIR-mbs", &mbs)) {
1901            return INVALID_OPERATION;
1902        }
1903        params.nAirMBs = mbs;
1904
1905        int32_t ref;
1906        if (!msg->findInt32("intra-refresh-AIR-ref", &ref)) {
1907            return INVALID_OPERATION;
1908        }
1909        params.nAirRef = ref;
1910    }
1911
1912    status_t err = mOMX->setParameter(
1913            mNode, OMX_IndexParamVideoIntraRefresh,
1914            &params, sizeof(params));
1915    return err;
1916}
1917
1918static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
1919    if (iFramesInterval < 0) {
1920        return 0xFFFFFFFF;
1921    } else if (iFramesInterval == 0) {
1922        return 0;
1923    }
1924    OMX_U32 ret = frameRate * iFramesInterval;
1925    CHECK(ret > 1);
1926    return ret;
1927}
1928
1929static OMX_VIDEO_CONTROLRATETYPE getBitrateMode(const sp<AMessage> &msg) {
1930    int32_t tmp;
1931    if (!msg->findInt32("bitrate-mode", &tmp)) {
1932        return OMX_Video_ControlRateVariable;
1933    }
1934
1935    return static_cast<OMX_VIDEO_CONTROLRATETYPE>(tmp);
1936}
1937
1938status_t ACodec::setupMPEG4EncoderParameters(const sp<AMessage> &msg) {
1939    int32_t bitrate, iFrameInterval;
1940    if (!msg->findInt32("bitrate", &bitrate)
1941            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
1942        return INVALID_OPERATION;
1943    }
1944
1945    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
1946
1947    float frameRate;
1948    if (!msg->findFloat("frame-rate", &frameRate)) {
1949        int32_t tmp;
1950        if (!msg->findInt32("frame-rate", &tmp)) {
1951            return INVALID_OPERATION;
1952        }
1953        frameRate = (float)tmp;
1954    }
1955
1956    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1957    InitOMXParams(&mpeg4type);
1958    mpeg4type.nPortIndex = kPortIndexOutput;
1959
1960    status_t err = mOMX->getParameter(
1961            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1962
1963    if (err != OK) {
1964        return err;
1965    }
1966
1967    mpeg4type.nSliceHeaderSpacing = 0;
1968    mpeg4type.bSVH = OMX_FALSE;
1969    mpeg4type.bGov = OMX_FALSE;
1970
1971    mpeg4type.nAllowedPictureTypes =
1972        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1973
1974    mpeg4type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
1975    if (mpeg4type.nPFrames == 0) {
1976        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1977    }
1978    mpeg4type.nBFrames = 0;
1979    mpeg4type.nIDCVLCThreshold = 0;
1980    mpeg4type.bACPred = OMX_TRUE;
1981    mpeg4type.nMaxPacketSize = 256;
1982    mpeg4type.nTimeIncRes = 1000;
1983    mpeg4type.nHeaderExtension = 0;
1984    mpeg4type.bReversibleVLC = OMX_FALSE;
1985
1986    int32_t profile;
1987    if (msg->findInt32("profile", &profile)) {
1988        int32_t level;
1989        if (!msg->findInt32("level", &level)) {
1990            return INVALID_OPERATION;
1991        }
1992
1993        err = verifySupportForProfileAndLevel(profile, level);
1994
1995        if (err != OK) {
1996            return err;
1997        }
1998
1999        mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profile);
2000        mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(level);
2001    }
2002
2003    err = mOMX->setParameter(
2004            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
2005
2006    if (err != OK) {
2007        return err;
2008    }
2009
2010    err = configureBitrate(bitrate, bitrateMode);
2011
2012    if (err != OK) {
2013        return err;
2014    }
2015
2016    return setupErrorCorrectionParameters();
2017}
2018
2019status_t ACodec::setupH263EncoderParameters(const sp<AMessage> &msg) {
2020    int32_t bitrate, iFrameInterval;
2021    if (!msg->findInt32("bitrate", &bitrate)
2022            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2023        return INVALID_OPERATION;
2024    }
2025
2026    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2027
2028    float frameRate;
2029    if (!msg->findFloat("frame-rate", &frameRate)) {
2030        int32_t tmp;
2031        if (!msg->findInt32("frame-rate", &tmp)) {
2032            return INVALID_OPERATION;
2033        }
2034        frameRate = (float)tmp;
2035    }
2036
2037    OMX_VIDEO_PARAM_H263TYPE h263type;
2038    InitOMXParams(&h263type);
2039    h263type.nPortIndex = kPortIndexOutput;
2040
2041    status_t err = mOMX->getParameter(
2042            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2043
2044    if (err != OK) {
2045        return err;
2046    }
2047
2048    h263type.nAllowedPictureTypes =
2049        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2050
2051    h263type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2052    if (h263type.nPFrames == 0) {
2053        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2054    }
2055    h263type.nBFrames = 0;
2056
2057    int32_t profile;
2058    if (msg->findInt32("profile", &profile)) {
2059        int32_t level;
2060        if (!msg->findInt32("level", &level)) {
2061            return INVALID_OPERATION;
2062        }
2063
2064        err = verifySupportForProfileAndLevel(profile, level);
2065
2066        if (err != OK) {
2067            return err;
2068        }
2069
2070        h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profile);
2071        h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(level);
2072    }
2073
2074    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
2075    h263type.bForceRoundingTypeToZero = OMX_FALSE;
2076    h263type.nPictureHeaderRepetition = 0;
2077    h263type.nGOBHeaderInterval = 0;
2078
2079    err = mOMX->setParameter(
2080            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
2081
2082    if (err != OK) {
2083        return err;
2084    }
2085
2086    err = configureBitrate(bitrate, bitrateMode);
2087
2088    if (err != OK) {
2089        return err;
2090    }
2091
2092    return setupErrorCorrectionParameters();
2093}
2094
2095status_t ACodec::setupAVCEncoderParameters(const sp<AMessage> &msg) {
2096    int32_t bitrate, iFrameInterval;
2097    if (!msg->findInt32("bitrate", &bitrate)
2098            || !msg->findInt32("i-frame-interval", &iFrameInterval)) {
2099        return INVALID_OPERATION;
2100    }
2101
2102    OMX_VIDEO_CONTROLRATETYPE bitrateMode = getBitrateMode(msg);
2103
2104    float frameRate;
2105    if (!msg->findFloat("frame-rate", &frameRate)) {
2106        int32_t tmp;
2107        if (!msg->findInt32("frame-rate", &tmp)) {
2108            return INVALID_OPERATION;
2109        }
2110        frameRate = (float)tmp;
2111    }
2112
2113    status_t err = OK;
2114    int32_t intraRefreshMode = 0;
2115    if (msg->findInt32("intra-refresh-mode", &intraRefreshMode)) {
2116        err = setCyclicIntraMacroblockRefresh(msg, intraRefreshMode);
2117        if (err != OK) {
2118            ALOGE("Setting intra macroblock refresh mode (%d) failed: 0x%x",
2119                    err, intraRefreshMode);
2120            return err;
2121        }
2122    }
2123
2124    OMX_VIDEO_PARAM_AVCTYPE h264type;
2125    InitOMXParams(&h264type);
2126    h264type.nPortIndex = kPortIndexOutput;
2127
2128    err = mOMX->getParameter(
2129            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2130
2131    if (err != OK) {
2132        return err;
2133    }
2134
2135    h264type.nAllowedPictureTypes =
2136        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
2137
2138    int32_t profile;
2139    if (msg->findInt32("profile", &profile)) {
2140        int32_t level;
2141        if (!msg->findInt32("level", &level)) {
2142            return INVALID_OPERATION;
2143        }
2144
2145        err = verifySupportForProfileAndLevel(profile, level);
2146
2147        if (err != OK) {
2148            return err;
2149        }
2150
2151        h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profile);
2152        h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(level);
2153    }
2154
2155    // XXX
2156    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
2157        ALOGW("Use baseline profile instead of %d for AVC recording",
2158            h264type.eProfile);
2159        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
2160    }
2161
2162    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
2163        h264type.nSliceHeaderSpacing = 0;
2164        h264type.bUseHadamard = OMX_TRUE;
2165        h264type.nRefFrames = 1;
2166        h264type.nBFrames = 0;
2167        h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate);
2168        if (h264type.nPFrames == 0) {
2169            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
2170        }
2171        h264type.nRefIdx10ActiveMinus1 = 0;
2172        h264type.nRefIdx11ActiveMinus1 = 0;
2173        h264type.bEntropyCodingCABAC = OMX_FALSE;
2174        h264type.bWeightedPPrediction = OMX_FALSE;
2175        h264type.bconstIpred = OMX_FALSE;
2176        h264type.bDirect8x8Inference = OMX_FALSE;
2177        h264type.bDirectSpatialTemporal = OMX_FALSE;
2178        h264type.nCabacInitIdc = 0;
2179    }
2180
2181    if (h264type.nBFrames != 0) {
2182        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
2183    }
2184
2185    h264type.bEnableUEP = OMX_FALSE;
2186    h264type.bEnableFMO = OMX_FALSE;
2187    h264type.bEnableASO = OMX_FALSE;
2188    h264type.bEnableRS = OMX_FALSE;
2189    h264type.bFrameMBsOnly = OMX_TRUE;
2190    h264type.bMBAFF = OMX_FALSE;
2191    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
2192
2193    err = mOMX->setParameter(
2194            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
2195
2196    if (err != OK) {
2197        return err;
2198    }
2199
2200    return configureBitrate(bitrate, bitrateMode);
2201}
2202
2203status_t ACodec::verifySupportForProfileAndLevel(
2204        int32_t profile, int32_t level) {
2205    OMX_VIDEO_PARAM_PROFILELEVELTYPE params;
2206    InitOMXParams(&params);
2207    params.nPortIndex = kPortIndexOutput;
2208
2209    for (params.nProfileIndex = 0;; ++params.nProfileIndex) {
2210        status_t err = mOMX->getParameter(
2211                mNode,
2212                OMX_IndexParamVideoProfileLevelQuerySupported,
2213                &params,
2214                sizeof(params));
2215
2216        if (err != OK) {
2217            return err;
2218        }
2219
2220        int32_t supportedProfile = static_cast<int32_t>(params.eProfile);
2221        int32_t supportedLevel = static_cast<int32_t>(params.eLevel);
2222
2223        if (profile == supportedProfile && level <= supportedLevel) {
2224            return OK;
2225        }
2226    }
2227}
2228
2229status_t ACodec::configureBitrate(
2230        int32_t bitrate, OMX_VIDEO_CONTROLRATETYPE bitrateMode) {
2231    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
2232    InitOMXParams(&bitrateType);
2233    bitrateType.nPortIndex = kPortIndexOutput;
2234
2235    status_t err = mOMX->getParameter(
2236            mNode, OMX_IndexParamVideoBitrate,
2237            &bitrateType, sizeof(bitrateType));
2238
2239    if (err != OK) {
2240        return err;
2241    }
2242
2243    bitrateType.eControlRate = bitrateMode;
2244    bitrateType.nTargetBitrate = bitrate;
2245
2246    return mOMX->setParameter(
2247            mNode, OMX_IndexParamVideoBitrate,
2248            &bitrateType, sizeof(bitrateType));
2249}
2250
2251status_t ACodec::setupErrorCorrectionParameters() {
2252    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
2253    InitOMXParams(&errorCorrectionType);
2254    errorCorrectionType.nPortIndex = kPortIndexOutput;
2255
2256    status_t err = mOMX->getParameter(
2257            mNode, OMX_IndexParamVideoErrorCorrection,
2258            &errorCorrectionType, sizeof(errorCorrectionType));
2259
2260    if (err != OK) {
2261        return OK;  // Optional feature. Ignore this failure
2262    }
2263
2264    errorCorrectionType.bEnableHEC = OMX_FALSE;
2265    errorCorrectionType.bEnableResync = OMX_TRUE;
2266    errorCorrectionType.nResynchMarkerSpacing = 256;
2267    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
2268    errorCorrectionType.bEnableRVLC = OMX_FALSE;
2269
2270    return mOMX->setParameter(
2271            mNode, OMX_IndexParamVideoErrorCorrection,
2272            &errorCorrectionType, sizeof(errorCorrectionType));
2273}
2274
2275status_t ACodec::setVideoFormatOnPort(
2276        OMX_U32 portIndex,
2277        int32_t width, int32_t height, OMX_VIDEO_CODINGTYPE compressionFormat) {
2278    OMX_PARAM_PORTDEFINITIONTYPE def;
2279    InitOMXParams(&def);
2280    def.nPortIndex = portIndex;
2281
2282    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
2283
2284    status_t err = mOMX->getParameter(
2285            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2286
2287    CHECK_EQ(err, (status_t)OK);
2288
2289    if (portIndex == kPortIndexInput) {
2290        // XXX Need a (much) better heuristic to compute input buffer sizes.
2291        const size_t X = 64 * 1024;
2292        if (def.nBufferSize < X) {
2293            def.nBufferSize = X;
2294        }
2295    }
2296
2297    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
2298
2299    video_def->nFrameWidth = width;
2300    video_def->nFrameHeight = height;
2301
2302    if (portIndex == kPortIndexInput) {
2303        video_def->eCompressionFormat = compressionFormat;
2304        video_def->eColorFormat = OMX_COLOR_FormatUnused;
2305    }
2306
2307    err = mOMX->setParameter(
2308            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
2309
2310    return err;
2311}
2312
2313status_t ACodec::initNativeWindow() {
2314    if (mNativeWindow != NULL) {
2315        return mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
2316    }
2317
2318    mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_FALSE);
2319    return OK;
2320}
2321
2322size_t ACodec::countBuffersOwnedByComponent(OMX_U32 portIndex) const {
2323    size_t n = 0;
2324
2325    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2326        const BufferInfo &info = mBuffers[portIndex].itemAt(i);
2327
2328        if (info.mStatus == BufferInfo::OWNED_BY_COMPONENT) {
2329            ++n;
2330        }
2331    }
2332
2333    return n;
2334}
2335
2336size_t ACodec::countBuffersOwnedByNativeWindow() const {
2337    size_t n = 0;
2338
2339    for (size_t i = 0; i < mBuffers[kPortIndexOutput].size(); ++i) {
2340        const BufferInfo &info = mBuffers[kPortIndexOutput].itemAt(i);
2341
2342        if (info.mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2343            ++n;
2344        }
2345    }
2346
2347    return n;
2348}
2349
2350void ACodec::waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs() {
2351    if (mNativeWindow == NULL) {
2352        return;
2353    }
2354
2355    int minUndequeuedBufs = 0;
2356    status_t err = mNativeWindow->query(
2357            mNativeWindow.get(), NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
2358            &minUndequeuedBufs);
2359
2360    if (err != OK) {
2361        ALOGE("[%s] NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
2362                mComponentName.c_str(), strerror(-err), -err);
2363
2364        minUndequeuedBufs = 0;
2365    }
2366
2367    while (countBuffersOwnedByNativeWindow() > (size_t)minUndequeuedBufs
2368            && dequeueBufferFromNativeWindow() != NULL) {
2369    }
2370}
2371
2372bool ACodec::allYourBuffersAreBelongToUs(
2373        OMX_U32 portIndex) {
2374    for (size_t i = 0; i < mBuffers[portIndex].size(); ++i) {
2375        BufferInfo *info = &mBuffers[portIndex].editItemAt(i);
2376
2377        if (info->mStatus != BufferInfo::OWNED_BY_US
2378                && info->mStatus != BufferInfo::OWNED_BY_NATIVE_WINDOW) {
2379            ALOGV("[%s] Buffer %p on port %ld still has status %d",
2380                    mComponentName.c_str(),
2381                    info->mBufferID, portIndex, info->mStatus);
2382            return false;
2383        }
2384    }
2385
2386    return true;
2387}
2388
2389bool ACodec::allYourBuffersAreBelongToUs() {
2390    return allYourBuffersAreBelongToUs(kPortIndexInput)
2391        && allYourBuffersAreBelongToUs(kPortIndexOutput);
2392}
2393
2394void ACodec::deferMessage(const sp<AMessage> &msg) {
2395    bool wasEmptyBefore = mDeferredQueue.empty();
2396    mDeferredQueue.push_back(msg);
2397}
2398
2399void ACodec::processDeferredMessages() {
2400    List<sp<AMessage> > queue = mDeferredQueue;
2401    mDeferredQueue.clear();
2402
2403    List<sp<AMessage> >::iterator it = queue.begin();
2404    while (it != queue.end()) {
2405        onMessageReceived(*it++);
2406    }
2407}
2408
2409void ACodec::sendFormatChange(const sp<AMessage> &reply) {
2410    sp<AMessage> notify = mNotify->dup();
2411    notify->setInt32("what", kWhatOutputFormatChanged);
2412
2413    OMX_PARAM_PORTDEFINITIONTYPE def;
2414    InitOMXParams(&def);
2415    def.nPortIndex = kPortIndexOutput;
2416
2417    CHECK_EQ(mOMX->getParameter(
2418                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def)),
2419             (status_t)OK);
2420
2421    CHECK_EQ((int)def.eDir, (int)OMX_DirOutput);
2422
2423    switch (def.eDomain) {
2424        case OMX_PortDomainVideo:
2425        {
2426            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
2427
2428            AString mime;
2429            if (!mIsEncoder) {
2430                notify->setString("mime", MEDIA_MIMETYPE_VIDEO_RAW);
2431            } else if (GetMimeTypeForVideoCoding(
2432                        videoDef->eCompressionFormat, &mime) != OK) {
2433                notify->setString("mime", "application/octet-stream");
2434            } else {
2435                notify->setString("mime", mime.c_str());
2436            }
2437
2438            notify->setInt32("width", videoDef->nFrameWidth);
2439            notify->setInt32("height", videoDef->nFrameHeight);
2440
2441            if (!mIsEncoder) {
2442                notify->setInt32("stride", videoDef->nStride);
2443                notify->setInt32("slice-height", videoDef->nSliceHeight);
2444                notify->setInt32("color-format", videoDef->eColorFormat);
2445
2446                OMX_CONFIG_RECTTYPE rect;
2447                InitOMXParams(&rect);
2448                rect.nPortIndex = kPortIndexOutput;
2449
2450                if (mOMX->getConfig(
2451                            mNode, OMX_IndexConfigCommonOutputCrop,
2452                            &rect, sizeof(rect)) != OK) {
2453                    rect.nLeft = 0;
2454                    rect.nTop = 0;
2455                    rect.nWidth = videoDef->nFrameWidth;
2456                    rect.nHeight = videoDef->nFrameHeight;
2457                }
2458
2459                CHECK_GE(rect.nLeft, 0);
2460                CHECK_GE(rect.nTop, 0);
2461                CHECK_GE(rect.nWidth, 0u);
2462                CHECK_GE(rect.nHeight, 0u);
2463                CHECK_LE(rect.nLeft + rect.nWidth - 1, videoDef->nFrameWidth);
2464                CHECK_LE(rect.nTop + rect.nHeight - 1, videoDef->nFrameHeight);
2465
2466                notify->setRect(
2467                        "crop",
2468                        rect.nLeft,
2469                        rect.nTop,
2470                        rect.nLeft + rect.nWidth - 1,
2471                        rect.nTop + rect.nHeight - 1);
2472
2473                if (mNativeWindow != NULL) {
2474                    reply->setRect(
2475                            "crop",
2476                            rect.nLeft,
2477                            rect.nTop,
2478                            rect.nLeft + rect.nWidth,
2479                            rect.nTop + rect.nHeight);
2480                }
2481            }
2482            break;
2483        }
2484
2485        case OMX_PortDomainAudio:
2486        {
2487            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
2488
2489            switch (audioDef->eEncoding) {
2490                case OMX_AUDIO_CodingPCM:
2491                {
2492                    OMX_AUDIO_PARAM_PCMMODETYPE params;
2493                    InitOMXParams(&params);
2494                    params.nPortIndex = kPortIndexOutput;
2495
2496                    CHECK_EQ(mOMX->getParameter(
2497                                mNode, OMX_IndexParamAudioPcm,
2498                                &params, sizeof(params)),
2499                             (status_t)OK);
2500
2501                    CHECK_GT(params.nChannels, 0);
2502                    CHECK(params.nChannels == 1 || params.bInterleaved);
2503                    CHECK_EQ(params.nBitPerSample, 16u);
2504
2505                    CHECK_EQ((int)params.eNumData,
2506                             (int)OMX_NumericalDataSigned);
2507
2508                    CHECK_EQ((int)params.ePCMMode,
2509                             (int)OMX_AUDIO_PCMModeLinear);
2510
2511                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_RAW);
2512                    notify->setInt32("channel-count", params.nChannels);
2513                    notify->setInt32("sample-rate", params.nSamplingRate);
2514                    if (mEncoderDelay + mEncoderPadding) {
2515                        size_t frameSize = params.nChannels * sizeof(int16_t);
2516                        if (mSkipCutBuffer != NULL) {
2517                            size_t prevbufsize = mSkipCutBuffer->size();
2518                            if (prevbufsize != 0) {
2519                                ALOGW("Replacing SkipCutBuffer holding %d "
2520                                      "bytes",
2521                                      prevbufsize);
2522                            }
2523                        }
2524                        mSkipCutBuffer = new SkipCutBuffer(
2525                                mEncoderDelay * frameSize,
2526                                mEncoderPadding * frameSize);
2527                    }
2528
2529                    if (mChannelMaskPresent) {
2530                        notify->setInt32("channel-mask", mChannelMask);
2531                    }
2532                    break;
2533                }
2534
2535                case OMX_AUDIO_CodingAAC:
2536                {
2537                    OMX_AUDIO_PARAM_AACPROFILETYPE params;
2538                    InitOMXParams(&params);
2539                    params.nPortIndex = kPortIndexOutput;
2540
2541                    CHECK_EQ(mOMX->getParameter(
2542                                mNode, OMX_IndexParamAudioAac,
2543                                &params, sizeof(params)),
2544                             (status_t)OK);
2545
2546                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_AAC);
2547                    notify->setInt32("channel-count", params.nChannels);
2548                    notify->setInt32("sample-rate", params.nSampleRate);
2549                    break;
2550                }
2551
2552                case OMX_AUDIO_CodingAMR:
2553                {
2554                    OMX_AUDIO_PARAM_AMRTYPE params;
2555                    InitOMXParams(&params);
2556                    params.nPortIndex = kPortIndexOutput;
2557
2558                    CHECK_EQ(mOMX->getParameter(
2559                                mNode, OMX_IndexParamAudioAmr,
2560                                &params, sizeof(params)),
2561                             (status_t)OK);
2562
2563                    notify->setInt32("channel-count", 1);
2564                    if (params.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0) {
2565                        notify->setString(
2566                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_WB);
2567
2568                        notify->setInt32("sample-rate", 16000);
2569                    } else {
2570                        notify->setString(
2571                                "mime", MEDIA_MIMETYPE_AUDIO_AMR_NB);
2572
2573                        notify->setInt32("sample-rate", 8000);
2574                    }
2575                    break;
2576                }
2577
2578                case OMX_AUDIO_CodingFLAC:
2579                {
2580                    OMX_AUDIO_PARAM_FLACTYPE params;
2581                    InitOMXParams(&params);
2582                    params.nPortIndex = kPortIndexOutput;
2583
2584                    CHECK_EQ(mOMX->getParameter(
2585                                mNode, OMX_IndexParamAudioFlac,
2586                                &params, sizeof(params)),
2587                             (status_t)OK);
2588
2589                    notify->setString("mime", MEDIA_MIMETYPE_AUDIO_FLAC);
2590                    notify->setInt32("channel-count", params.nChannels);
2591                    notify->setInt32("sample-rate", params.nSampleRate);
2592                    break;
2593                }
2594
2595                default:
2596                    TRESPASS();
2597            }
2598            break;
2599        }
2600
2601        default:
2602            TRESPASS();
2603    }
2604
2605    notify->post();
2606
2607    mSentFormat = true;
2608}
2609
2610void ACodec::signalError(OMX_ERRORTYPE error, status_t internalError) {
2611    sp<AMessage> notify = mNotify->dup();
2612    notify->setInt32("what", ACodec::kWhatError);
2613    notify->setInt32("omx-error", error);
2614    notify->setInt32("err", internalError);
2615    notify->post();
2616}
2617
2618status_t ACodec::pushBlankBuffersToNativeWindow() {
2619    status_t err = NO_ERROR;
2620    ANativeWindowBuffer* anb = NULL;
2621    int numBufs = 0;
2622    int minUndequeuedBufs = 0;
2623
2624    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
2625    // no frames get dropped by SurfaceFlinger assuming that these are video
2626    // frames.
2627    err = native_window_api_disconnect(mNativeWindow.get(),
2628            NATIVE_WINDOW_API_MEDIA);
2629    if (err != NO_ERROR) {
2630        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2631                strerror(-err), -err);
2632        return err;
2633    }
2634
2635    err = native_window_api_connect(mNativeWindow.get(),
2636            NATIVE_WINDOW_API_CPU);
2637    if (err != NO_ERROR) {
2638        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2639                strerror(-err), -err);
2640        return err;
2641    }
2642
2643    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
2644            HAL_PIXEL_FORMAT_RGBX_8888);
2645    if (err != NO_ERROR) {
2646        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
2647                strerror(-err), -err);
2648        goto error;
2649    }
2650
2651    err = native_window_set_scaling_mode(mNativeWindow.get(),
2652                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
2653    if (err != NO_ERROR) {
2654        ALOGE("error pushing blank_frames: set_scaling_mode failed: %s (%d)",
2655              strerror(-err), -err);
2656        goto error;
2657    }
2658
2659    err = native_window_set_usage(mNativeWindow.get(),
2660            GRALLOC_USAGE_SW_WRITE_OFTEN);
2661    if (err != NO_ERROR) {
2662        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
2663                strerror(-err), -err);
2664        goto error;
2665    }
2666
2667    err = mNativeWindow->query(mNativeWindow.get(),
2668            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
2669    if (err != NO_ERROR) {
2670        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
2671                "failed: %s (%d)", strerror(-err), -err);
2672        goto error;
2673    }
2674
2675    numBufs = minUndequeuedBufs + 1;
2676    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
2677    if (err != NO_ERROR) {
2678        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
2679                strerror(-err), -err);
2680        goto error;
2681    }
2682
2683    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
2684    // buffer twice.  This should guarantee that the buffer has been displayed
2685    // on the screen and then been replaced, so an previous video frames are
2686    // guaranteed NOT to be currently displayed.
2687    for (int i = 0; i < numBufs + 1; i++) {
2688        int fenceFd = -1;
2689        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
2690        if (err != NO_ERROR) {
2691            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
2692                    strerror(-err), -err);
2693            goto error;
2694        }
2695
2696        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
2697
2698        // Fill the buffer with the a 1x1 checkerboard pattern ;)
2699        uint32_t* img = NULL;
2700        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
2701        if (err != NO_ERROR) {
2702            ALOGE("error pushing blank frames: lock failed: %s (%d)",
2703                    strerror(-err), -err);
2704            goto error;
2705        }
2706
2707        *img = 0;
2708
2709        err = buf->unlock();
2710        if (err != NO_ERROR) {
2711            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
2712                    strerror(-err), -err);
2713            goto error;
2714        }
2715
2716        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2717                buf->getNativeBuffer(), -1);
2718        if (err != NO_ERROR) {
2719            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2720                    strerror(-err), -err);
2721            goto error;
2722        }
2723
2724        anb = NULL;
2725    }
2726
2727error:
2728
2729    if (err != NO_ERROR) {
2730        // Clean up after an error.
2731        if (anb != NULL) {
2732            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2733        }
2734
2735        native_window_api_disconnect(mNativeWindow.get(),
2736                NATIVE_WINDOW_API_CPU);
2737        native_window_api_connect(mNativeWindow.get(),
2738                NATIVE_WINDOW_API_MEDIA);
2739
2740        return err;
2741    } else {
2742        // Clean up after success.
2743        err = native_window_api_disconnect(mNativeWindow.get(),
2744                NATIVE_WINDOW_API_CPU);
2745        if (err != NO_ERROR) {
2746            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2747                    strerror(-err), -err);
2748            return err;
2749        }
2750
2751        err = native_window_api_connect(mNativeWindow.get(),
2752                NATIVE_WINDOW_API_MEDIA);
2753        if (err != NO_ERROR) {
2754            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2755                    strerror(-err), -err);
2756            return err;
2757        }
2758
2759        return NO_ERROR;
2760    }
2761}
2762
2763////////////////////////////////////////////////////////////////////////////////
2764
2765ACodec::PortDescription::PortDescription() {
2766}
2767
2768status_t ACodec::requestIDRFrame() {
2769    if (!mIsEncoder) {
2770        return ERROR_UNSUPPORTED;
2771    }
2772
2773    OMX_CONFIG_INTRAREFRESHVOPTYPE params;
2774    InitOMXParams(&params);
2775
2776    params.nPortIndex = kPortIndexOutput;
2777    params.IntraRefreshVOP = OMX_TRUE;
2778
2779    return mOMX->setConfig(
2780            mNode,
2781            OMX_IndexConfigVideoIntraVOPRefresh,
2782            &params,
2783            sizeof(params));
2784}
2785
2786void ACodec::PortDescription::addBuffer(
2787        IOMX::buffer_id id, const sp<ABuffer> &buffer) {
2788    mBufferIDs.push_back(id);
2789    mBuffers.push_back(buffer);
2790}
2791
2792size_t ACodec::PortDescription::countBuffers() {
2793    return mBufferIDs.size();
2794}
2795
2796IOMX::buffer_id ACodec::PortDescription::bufferIDAt(size_t index) const {
2797    return mBufferIDs.itemAt(index);
2798}
2799
2800sp<ABuffer> ACodec::PortDescription::bufferAt(size_t index) const {
2801    return mBuffers.itemAt(index);
2802}
2803
2804////////////////////////////////////////////////////////////////////////////////
2805
2806ACodec::BaseState::BaseState(ACodec *codec, const sp<AState> &parentState)
2807    : AState(parentState),
2808      mCodec(codec) {
2809}
2810
2811ACodec::BaseState::PortMode ACodec::BaseState::getPortMode(OMX_U32 portIndex) {
2812    return KEEP_BUFFERS;
2813}
2814
2815bool ACodec::BaseState::onMessageReceived(const sp<AMessage> &msg) {
2816    switch (msg->what()) {
2817        case kWhatInputBufferFilled:
2818        {
2819            onInputBufferFilled(msg);
2820            break;
2821        }
2822
2823        case kWhatOutputBufferDrained:
2824        {
2825            onOutputBufferDrained(msg);
2826            break;
2827        }
2828
2829        case ACodec::kWhatOMXMessage:
2830        {
2831            return onOMXMessage(msg);
2832        }
2833
2834        case ACodec::kWhatCreateInputSurface:
2835        case ACodec::kWhatSignalEndOfInputStream:
2836        {
2837            ALOGE("Message 0x%x was not handled", msg->what());
2838            mCodec->signalError(OMX_ErrorUndefined, INVALID_OPERATION);
2839            return true;
2840        }
2841
2842        case ACodec::kWhatOMXDied:
2843        {
2844            ALOGE("OMX/mediaserver died, signalling error!");
2845            mCodec->signalError(OMX_ErrorResourcesLost, DEAD_OBJECT);
2846            break;
2847        }
2848
2849        default:
2850            return false;
2851    }
2852
2853    return true;
2854}
2855
2856bool ACodec::BaseState::onOMXMessage(const sp<AMessage> &msg) {
2857    int32_t type;
2858    CHECK(msg->findInt32("type", &type));
2859
2860    IOMX::node_id nodeID;
2861    CHECK(msg->findPointer("node", &nodeID));
2862    CHECK_EQ(nodeID, mCodec->mNode);
2863
2864    switch (type) {
2865        case omx_message::EVENT:
2866        {
2867            int32_t event, data1, data2;
2868            CHECK(msg->findInt32("event", &event));
2869            CHECK(msg->findInt32("data1", &data1));
2870            CHECK(msg->findInt32("data2", &data2));
2871
2872            if (event == OMX_EventCmdComplete
2873                    && data1 == OMX_CommandFlush
2874                    && data2 == (int32_t)OMX_ALL) {
2875                // Use of this notification is not consistent across
2876                // implementations. We'll drop this notification and rely
2877                // on flush-complete notifications on the individual port
2878                // indices instead.
2879
2880                return true;
2881            }
2882
2883            return onOMXEvent(
2884                    static_cast<OMX_EVENTTYPE>(event),
2885                    static_cast<OMX_U32>(data1),
2886                    static_cast<OMX_U32>(data2));
2887        }
2888
2889        case omx_message::EMPTY_BUFFER_DONE:
2890        {
2891            IOMX::buffer_id bufferID;
2892            CHECK(msg->findPointer("buffer", &bufferID));
2893
2894            return onOMXEmptyBufferDone(bufferID);
2895        }
2896
2897        case omx_message::FILL_BUFFER_DONE:
2898        {
2899            IOMX::buffer_id bufferID;
2900            CHECK(msg->findPointer("buffer", &bufferID));
2901
2902            int32_t rangeOffset, rangeLength, flags;
2903            int64_t timeUs;
2904            void *platformPrivate;
2905            void *dataPtr;
2906
2907            CHECK(msg->findInt32("range_offset", &rangeOffset));
2908            CHECK(msg->findInt32("range_length", &rangeLength));
2909            CHECK(msg->findInt32("flags", &flags));
2910            CHECK(msg->findInt64("timestamp", &timeUs));
2911            CHECK(msg->findPointer("platform_private", &platformPrivate));
2912            CHECK(msg->findPointer("data_ptr", &dataPtr));
2913
2914            return onOMXFillBufferDone(
2915                    bufferID,
2916                    (size_t)rangeOffset, (size_t)rangeLength,
2917                    (OMX_U32)flags,
2918                    timeUs,
2919                    platformPrivate,
2920                    dataPtr);
2921        }
2922
2923        default:
2924            TRESPASS();
2925            break;
2926    }
2927}
2928
2929bool ACodec::BaseState::onOMXEvent(
2930        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2931    if (event != OMX_EventError) {
2932        ALOGV("[%s] EVENT(%d, 0x%08lx, 0x%08lx)",
2933             mCodec->mComponentName.c_str(), event, data1, data2);
2934
2935        return false;
2936    }
2937
2938    ALOGE("[%s] ERROR(0x%08lx)", mCodec->mComponentName.c_str(), data1);
2939
2940    mCodec->signalError((OMX_ERRORTYPE)data1);
2941
2942    return true;
2943}
2944
2945bool ACodec::BaseState::onOMXEmptyBufferDone(IOMX::buffer_id bufferID) {
2946    ALOGV("[%s] onOMXEmptyBufferDone %p",
2947         mCodec->mComponentName.c_str(), bufferID);
2948
2949    BufferInfo *info =
2950        mCodec->findBufferByID(kPortIndexInput, bufferID);
2951
2952    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
2953    info->mStatus = BufferInfo::OWNED_BY_US;
2954
2955    const sp<AMessage> &bufferMeta = info->mData->meta();
2956    void *mediaBuffer;
2957    if (bufferMeta->findPointer("mediaBuffer", &mediaBuffer)
2958            && mediaBuffer != NULL) {
2959        // We're in "store-metadata-in-buffers" mode, the underlying
2960        // OMX component had access to data that's implicitly refcounted
2961        // by this "mediaBuffer" object. Now that the OMX component has
2962        // told us that it's done with the input buffer, we can decrement
2963        // the mediaBuffer's reference count.
2964
2965        ALOGV("releasing mbuf %p", mediaBuffer);
2966
2967        ((MediaBuffer *)mediaBuffer)->release();
2968        mediaBuffer = NULL;
2969
2970        bufferMeta->setPointer("mediaBuffer", NULL);
2971    }
2972
2973    PortMode mode = getPortMode(kPortIndexInput);
2974
2975    switch (mode) {
2976        case KEEP_BUFFERS:
2977            break;
2978
2979        case RESUBMIT_BUFFERS:
2980            postFillThisBuffer(info);
2981            break;
2982
2983        default:
2984        {
2985            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
2986            TRESPASS();  // Not currently used
2987            break;
2988        }
2989    }
2990
2991    return true;
2992}
2993
2994void ACodec::BaseState::postFillThisBuffer(BufferInfo *info) {
2995    if (mCodec->mPortEOS[kPortIndexInput]) {
2996        return;
2997    }
2998
2999    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3000
3001    sp<AMessage> notify = mCodec->mNotify->dup();
3002    notify->setInt32("what", ACodec::kWhatFillThisBuffer);
3003    notify->setPointer("buffer-id", info->mBufferID);
3004
3005    info->mData->meta()->clear();
3006    notify->setBuffer("buffer", info->mData);
3007
3008    sp<AMessage> reply = new AMessage(kWhatInputBufferFilled, mCodec->id());
3009    reply->setPointer("buffer-id", info->mBufferID);
3010
3011    notify->setMessage("reply", reply);
3012
3013    notify->post();
3014
3015    info->mStatus = BufferInfo::OWNED_BY_UPSTREAM;
3016}
3017
3018void ACodec::BaseState::onInputBufferFilled(const sp<AMessage> &msg) {
3019    IOMX::buffer_id bufferID;
3020    CHECK(msg->findPointer("buffer-id", &bufferID));
3021
3022    sp<ABuffer> buffer;
3023    int32_t err = OK;
3024    bool eos = false;
3025
3026    if (!msg->findBuffer("buffer", &buffer)) {
3027        CHECK(msg->findInt32("err", &err));
3028
3029        ALOGV("[%s] saw error %d instead of an input buffer",
3030             mCodec->mComponentName.c_str(), err);
3031
3032        buffer.clear();
3033
3034        eos = true;
3035    }
3036
3037    int32_t tmp;
3038    if (buffer != NULL && buffer->meta()->findInt32("eos", &tmp) && tmp) {
3039        eos = true;
3040        err = ERROR_END_OF_STREAM;
3041    }
3042
3043    BufferInfo *info = mCodec->findBufferByID(kPortIndexInput, bufferID);
3044    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_UPSTREAM);
3045
3046    info->mStatus = BufferInfo::OWNED_BY_US;
3047
3048    PortMode mode = getPortMode(kPortIndexInput);
3049
3050    switch (mode) {
3051        case KEEP_BUFFERS:
3052        {
3053            if (eos) {
3054                if (!mCodec->mPortEOS[kPortIndexInput]) {
3055                    mCodec->mPortEOS[kPortIndexInput] = true;
3056                    mCodec->mInputEOSResult = err;
3057                }
3058            }
3059            break;
3060        }
3061
3062        case RESUBMIT_BUFFERS:
3063        {
3064            if (buffer != NULL && !mCodec->mPortEOS[kPortIndexInput]) {
3065                int64_t timeUs;
3066                CHECK(buffer->meta()->findInt64("timeUs", &timeUs));
3067
3068                OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3069
3070                int32_t isCSD;
3071                if (buffer->meta()->findInt32("csd", &isCSD) && isCSD != 0) {
3072                    flags |= OMX_BUFFERFLAG_CODECCONFIG;
3073                }
3074
3075                if (eos) {
3076                    flags |= OMX_BUFFERFLAG_EOS;
3077                }
3078
3079                if (buffer != info->mData) {
3080                    ALOGV("[%s] Needs to copy input data for buffer %p. (%p != %p)",
3081                         mCodec->mComponentName.c_str(),
3082                         bufferID,
3083                         buffer.get(), info->mData.get());
3084
3085                    CHECK_LE(buffer->size(), info->mData->capacity());
3086                    memcpy(info->mData->data(), buffer->data(), buffer->size());
3087                }
3088
3089                if (flags & OMX_BUFFERFLAG_CODECCONFIG) {
3090                    ALOGV("[%s] calling emptyBuffer %p w/ codec specific data",
3091                         mCodec->mComponentName.c_str(), bufferID);
3092                } else if (flags & OMX_BUFFERFLAG_EOS) {
3093                    ALOGV("[%s] calling emptyBuffer %p w/ EOS",
3094                         mCodec->mComponentName.c_str(), bufferID);
3095                } else {
3096#if TRACK_BUFFER_TIMING
3097                    ALOGI("[%s] calling emptyBuffer %p w/ time %lld us",
3098                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3099#else
3100                    ALOGV("[%s] calling emptyBuffer %p w/ time %lld us",
3101                         mCodec->mComponentName.c_str(), bufferID, timeUs);
3102#endif
3103                }
3104
3105#if TRACK_BUFFER_TIMING
3106                ACodec::BufferStats stats;
3107                stats.mEmptyBufferTimeUs = ALooper::GetNowUs();
3108                stats.mFillBufferDoneTimeUs = -1ll;
3109                mCodec->mBufferStats.add(timeUs, stats);
3110#endif
3111
3112                if (mCodec->mStoreMetaDataInOutputBuffers) {
3113                    // try to submit an output buffer for each input buffer
3114                    PortMode outputMode = getPortMode(kPortIndexOutput);
3115
3116                    ALOGV("MetaDataBuffersToSubmit=%u portMode=%s",
3117                            mCodec->mMetaDataBuffersToSubmit,
3118                            (outputMode == FREE_BUFFERS ? "FREE" :
3119                             outputMode == KEEP_BUFFERS ? "KEEP" : "RESUBMIT"));
3120                    if (outputMode == RESUBMIT_BUFFERS) {
3121                        CHECK_EQ(mCodec->submitOutputMetaDataBuffer(),
3122                                (status_t)OK);
3123                    }
3124                }
3125
3126                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3127                            mCodec->mNode,
3128                            bufferID,
3129                            0,
3130                            buffer->size(),
3131                            flags,
3132                            timeUs),
3133                         (status_t)OK);
3134
3135                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3136
3137                if (!eos) {
3138                    getMoreInputDataIfPossible();
3139                } else {
3140                    ALOGV("[%s] Signalled EOS on the input port",
3141                         mCodec->mComponentName.c_str());
3142
3143                    mCodec->mPortEOS[kPortIndexInput] = true;
3144                    mCodec->mInputEOSResult = err;
3145                }
3146            } else if (!mCodec->mPortEOS[kPortIndexInput]) {
3147                if (err != ERROR_END_OF_STREAM) {
3148                    ALOGV("[%s] Signalling EOS on the input port "
3149                         "due to error %d",
3150                         mCodec->mComponentName.c_str(), err);
3151                } else {
3152                    ALOGV("[%s] Signalling EOS on the input port",
3153                         mCodec->mComponentName.c_str());
3154                }
3155
3156                ALOGV("[%s] calling emptyBuffer %p signalling EOS",
3157                     mCodec->mComponentName.c_str(), bufferID);
3158
3159                CHECK_EQ(mCodec->mOMX->emptyBuffer(
3160                            mCodec->mNode,
3161                            bufferID,
3162                            0,
3163                            0,
3164                            OMX_BUFFERFLAG_EOS,
3165                            0),
3166                         (status_t)OK);
3167
3168                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3169
3170                mCodec->mPortEOS[kPortIndexInput] = true;
3171                mCodec->mInputEOSResult = err;
3172            }
3173            break;
3174
3175            default:
3176                CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3177                break;
3178        }
3179    }
3180}
3181
3182void ACodec::BaseState::getMoreInputDataIfPossible() {
3183    if (mCodec->mPortEOS[kPortIndexInput]) {
3184        return;
3185    }
3186
3187    BufferInfo *eligible = NULL;
3188
3189    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
3190        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
3191
3192#if 0
3193        if (info->mStatus == BufferInfo::OWNED_BY_UPSTREAM) {
3194            // There's already a "read" pending.
3195            return;
3196        }
3197#endif
3198
3199        if (info->mStatus == BufferInfo::OWNED_BY_US) {
3200            eligible = info;
3201        }
3202    }
3203
3204    if (eligible == NULL) {
3205        return;
3206    }
3207
3208    postFillThisBuffer(eligible);
3209}
3210
3211bool ACodec::BaseState::onOMXFillBufferDone(
3212        IOMX::buffer_id bufferID,
3213        size_t rangeOffset, size_t rangeLength,
3214        OMX_U32 flags,
3215        int64_t timeUs,
3216        void *platformPrivate,
3217        void *dataPtr) {
3218    ALOGV("[%s] onOMXFillBufferDone %p time %lld us, flags = 0x%08lx",
3219         mCodec->mComponentName.c_str(), bufferID, timeUs, flags);
3220
3221    ssize_t index;
3222
3223#if TRACK_BUFFER_TIMING
3224    index = mCodec->mBufferStats.indexOfKey(timeUs);
3225    if (index >= 0) {
3226        ACodec::BufferStats *stats = &mCodec->mBufferStats.editValueAt(index);
3227        stats->mFillBufferDoneTimeUs = ALooper::GetNowUs();
3228
3229        ALOGI("frame PTS %lld: %lld",
3230                timeUs,
3231                stats->mFillBufferDoneTimeUs - stats->mEmptyBufferTimeUs);
3232
3233        mCodec->mBufferStats.removeItemsAt(index);
3234        stats = NULL;
3235    }
3236#endif
3237
3238    BufferInfo *info =
3239        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3240
3241    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_COMPONENT);
3242
3243    info->mDequeuedAt = ++mCodec->mDequeueCounter;
3244    info->mStatus = BufferInfo::OWNED_BY_US;
3245
3246    PortMode mode = getPortMode(kPortIndexOutput);
3247
3248    switch (mode) {
3249        case KEEP_BUFFERS:
3250            break;
3251
3252        case RESUBMIT_BUFFERS:
3253        {
3254            if (rangeLength == 0 && !(flags & OMX_BUFFERFLAG_EOS)) {
3255                ALOGV("[%s] calling fillBuffer %p",
3256                     mCodec->mComponentName.c_str(), info->mBufferID);
3257
3258                CHECK_EQ(mCodec->mOMX->fillBuffer(
3259                            mCodec->mNode, info->mBufferID),
3260                         (status_t)OK);
3261
3262                info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3263                break;
3264            }
3265
3266            sp<AMessage> reply =
3267                new AMessage(kWhatOutputBufferDrained, mCodec->id());
3268
3269            if (!mCodec->mSentFormat) {
3270                mCodec->sendFormatChange(reply);
3271            }
3272
3273            if (mCodec->mUseMetadataOnEncoderOutput) {
3274                native_handle_t* handle =
3275                        *(native_handle_t**)(info->mData->data() + 4);
3276                info->mData->meta()->setPointer("handle", handle);
3277                info->mData->meta()->setInt32("rangeOffset", rangeOffset);
3278                info->mData->meta()->setInt32("rangeLength", rangeLength);
3279            } else {
3280                info->mData->setRange(rangeOffset, rangeLength);
3281            }
3282#if 0
3283            if (mCodec->mNativeWindow == NULL) {
3284                if (IsIDR(info->mData)) {
3285                    ALOGI("IDR frame");
3286                }
3287            }
3288#endif
3289
3290            if (mCodec->mSkipCutBuffer != NULL) {
3291                mCodec->mSkipCutBuffer->submit(info->mData);
3292            }
3293            info->mData->meta()->setInt64("timeUs", timeUs);
3294
3295            sp<AMessage> notify = mCodec->mNotify->dup();
3296            notify->setInt32("what", ACodec::kWhatDrainThisBuffer);
3297            notify->setPointer("buffer-id", info->mBufferID);
3298            notify->setBuffer("buffer", info->mData);
3299            notify->setInt32("flags", flags);
3300
3301            reply->setPointer("buffer-id", info->mBufferID);
3302
3303            notify->setMessage("reply", reply);
3304
3305            notify->post();
3306
3307            info->mStatus = BufferInfo::OWNED_BY_DOWNSTREAM;
3308
3309            if (flags & OMX_BUFFERFLAG_EOS) {
3310                ALOGV("[%s] saw output EOS", mCodec->mComponentName.c_str());
3311
3312                sp<AMessage> notify = mCodec->mNotify->dup();
3313                notify->setInt32("what", ACodec::kWhatEOS);
3314                notify->setInt32("err", mCodec->mInputEOSResult);
3315                notify->post();
3316
3317                mCodec->mPortEOS[kPortIndexOutput] = true;
3318            }
3319            break;
3320        }
3321
3322        default:
3323        {
3324            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3325
3326            CHECK_EQ((status_t)OK,
3327                     mCodec->freeBuffer(kPortIndexOutput, index));
3328            break;
3329        }
3330    }
3331
3332    return true;
3333}
3334
3335void ACodec::BaseState::onOutputBufferDrained(const sp<AMessage> &msg) {
3336    IOMX::buffer_id bufferID;
3337    CHECK(msg->findPointer("buffer-id", &bufferID));
3338
3339    ssize_t index;
3340    BufferInfo *info =
3341        mCodec->findBufferByID(kPortIndexOutput, bufferID, &index);
3342    CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_DOWNSTREAM);
3343
3344    android_native_rect_t crop;
3345    if (msg->findRect("crop",
3346            &crop.left, &crop.top, &crop.right, &crop.bottom)) {
3347        CHECK_EQ(0, native_window_set_crop(
3348                mCodec->mNativeWindow.get(), &crop));
3349    }
3350
3351    int32_t render;
3352    if (mCodec->mNativeWindow != NULL
3353            && msg->findInt32("render", &render) && render != 0
3354            && (info->mData == NULL || info->mData->size() != 0)) {
3355        // The client wants this buffer to be rendered.
3356
3357        status_t err;
3358        if ((err = mCodec->mNativeWindow->queueBuffer(
3359                    mCodec->mNativeWindow.get(),
3360                    info->mGraphicBuffer.get(), -1)) == OK) {
3361            info->mStatus = BufferInfo::OWNED_BY_NATIVE_WINDOW;
3362        } else {
3363            mCodec->signalError(OMX_ErrorUndefined, err);
3364            info->mStatus = BufferInfo::OWNED_BY_US;
3365        }
3366    } else {
3367        info->mStatus = BufferInfo::OWNED_BY_US;
3368    }
3369
3370    PortMode mode = getPortMode(kPortIndexOutput);
3371
3372    switch (mode) {
3373        case KEEP_BUFFERS:
3374        {
3375            // XXX fishy, revisit!!! What about the FREE_BUFFERS case below?
3376
3377            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3378                // We cannot resubmit the buffer we just rendered, dequeue
3379                // the spare instead.
3380
3381                info = mCodec->dequeueBufferFromNativeWindow();
3382            }
3383            break;
3384        }
3385
3386        case RESUBMIT_BUFFERS:
3387        {
3388            if (!mCodec->mPortEOS[kPortIndexOutput]) {
3389                if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3390                    // We cannot resubmit the buffer we just rendered, dequeue
3391                    // the spare instead.
3392
3393                    info = mCodec->dequeueBufferFromNativeWindow();
3394                }
3395
3396                if (info != NULL) {
3397                    ALOGV("[%s] calling fillBuffer %p",
3398                         mCodec->mComponentName.c_str(), info->mBufferID);
3399
3400                    CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
3401                             (status_t)OK);
3402
3403                    info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3404                }
3405            }
3406            break;
3407        }
3408
3409        default:
3410        {
3411            CHECK_EQ((int)mode, (int)FREE_BUFFERS);
3412
3413            CHECK_EQ((status_t)OK,
3414                     mCodec->freeBuffer(kPortIndexOutput, index));
3415            break;
3416        }
3417    }
3418}
3419
3420////////////////////////////////////////////////////////////////////////////////
3421
3422ACodec::UninitializedState::UninitializedState(ACodec *codec)
3423    : BaseState(codec) {
3424}
3425
3426void ACodec::UninitializedState::stateEntered() {
3427    ALOGV("Now uninitialized");
3428
3429    if (mDeathNotifier != NULL) {
3430        mCodec->mOMX->asBinder()->unlinkToDeath(mDeathNotifier);
3431        mDeathNotifier.clear();
3432    }
3433
3434    mCodec->mNativeWindow.clear();
3435    mCodec->mNode = NULL;
3436    mCodec->mOMX.clear();
3437    mCodec->mQuirks = 0;
3438    mCodec->mFlags = 0;
3439    mCodec->mUseMetadataOnEncoderOutput = 0;
3440    mCodec->mComponentName.clear();
3441}
3442
3443bool ACodec::UninitializedState::onMessageReceived(const sp<AMessage> &msg) {
3444    bool handled = false;
3445
3446    switch (msg->what()) {
3447        case ACodec::kWhatSetup:
3448        {
3449            onSetup(msg);
3450
3451            handled = true;
3452            break;
3453        }
3454
3455        case ACodec::kWhatAllocateComponent:
3456        {
3457            onAllocateComponent(msg);
3458            handled = true;
3459            break;
3460        }
3461
3462        case ACodec::kWhatShutdown:
3463        {
3464            int32_t keepComponentAllocated;
3465            CHECK(msg->findInt32(
3466                        "keepComponentAllocated", &keepComponentAllocated));
3467            CHECK(!keepComponentAllocated);
3468
3469            sp<AMessage> notify = mCodec->mNotify->dup();
3470            notify->setInt32("what", ACodec::kWhatShutdownCompleted);
3471            notify->post();
3472
3473            handled = true;
3474            break;
3475        }
3476
3477        case ACodec::kWhatFlush:
3478        {
3479            sp<AMessage> notify = mCodec->mNotify->dup();
3480            notify->setInt32("what", ACodec::kWhatFlushCompleted);
3481            notify->post();
3482
3483            handled = true;
3484            break;
3485        }
3486
3487        default:
3488            return BaseState::onMessageReceived(msg);
3489    }
3490
3491    return handled;
3492}
3493
3494void ACodec::UninitializedState::onSetup(
3495        const sp<AMessage> &msg) {
3496    if (onAllocateComponent(msg)
3497            && mCodec->mLoadedState->onConfigureComponent(msg)) {
3498        mCodec->mLoadedState->onStart();
3499    }
3500}
3501
3502bool ACodec::UninitializedState::onAllocateComponent(const sp<AMessage> &msg) {
3503    ALOGV("onAllocateComponent");
3504
3505    CHECK(mCodec->mNode == NULL);
3506
3507    OMXClient client;
3508    CHECK_EQ(client.connect(), (status_t)OK);
3509
3510    sp<IOMX> omx = client.interface();
3511
3512    sp<AMessage> notify = new AMessage(kWhatOMXDied, mCodec->id());
3513
3514    mDeathNotifier = new DeathNotifier(notify);
3515    if (omx->asBinder()->linkToDeath(mDeathNotifier) != OK) {
3516        // This was a local binder, if it dies so do we, we won't care
3517        // about any notifications in the afterlife.
3518        mDeathNotifier.clear();
3519    }
3520
3521    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
3522
3523    AString mime;
3524
3525    AString componentName;
3526    uint32_t quirks = 0;
3527    if (msg->findString("componentName", &componentName)) {
3528        ssize_t index = matchingCodecs.add();
3529        OMXCodec::CodecNameAndQuirks *entry = &matchingCodecs.editItemAt(index);
3530        entry->mName = String8(componentName.c_str());
3531
3532        if (!OMXCodec::findCodecQuirks(
3533                    componentName.c_str(), &entry->mQuirks)) {
3534            entry->mQuirks = 0;
3535        }
3536    } else {
3537        CHECK(msg->findString("mime", &mime));
3538
3539        int32_t encoder;
3540        if (!msg->findInt32("encoder", &encoder)) {
3541            encoder = false;
3542        }
3543
3544        OMXCodec::findMatchingCodecs(
3545                mime.c_str(),
3546                encoder, // createEncoder
3547                NULL,  // matchComponentName
3548                0,     // flags
3549                &matchingCodecs);
3550    }
3551
3552    sp<CodecObserver> observer = new CodecObserver;
3553    IOMX::node_id node = NULL;
3554
3555    for (size_t matchIndex = 0; matchIndex < matchingCodecs.size();
3556            ++matchIndex) {
3557        componentName = matchingCodecs.itemAt(matchIndex).mName.string();
3558        quirks = matchingCodecs.itemAt(matchIndex).mQuirks;
3559
3560        pid_t tid = androidGetTid();
3561        int prevPriority = androidGetThreadPriority(tid);
3562        androidSetThreadPriority(tid, ANDROID_PRIORITY_FOREGROUND);
3563        status_t err = omx->allocateNode(componentName.c_str(), observer, &node);
3564        androidSetThreadPriority(tid, prevPriority);
3565
3566        if (err == OK) {
3567            break;
3568        }
3569
3570        node = NULL;
3571    }
3572
3573    if (node == NULL) {
3574        if (!mime.empty()) {
3575            ALOGE("Unable to instantiate a decoder for type '%s'.",
3576                 mime.c_str());
3577        } else {
3578            ALOGE("Unable to instantiate decoder '%s'.", componentName.c_str());
3579        }
3580
3581        mCodec->signalError(OMX_ErrorComponentNotFound);
3582        return false;
3583    }
3584
3585    notify = new AMessage(kWhatOMXMessage, mCodec->id());
3586    observer->setNotificationMessage(notify);
3587
3588    mCodec->mComponentName = componentName;
3589    mCodec->mFlags = 0;
3590
3591    if (componentName.endsWith(".secure")) {
3592        mCodec->mFlags |= kFlagIsSecure;
3593        mCodec->mFlags |= kFlagPushBlankBuffersToNativeWindowOnShutdown;
3594    }
3595
3596    mCodec->mQuirks = quirks;
3597    mCodec->mOMX = omx;
3598    mCodec->mNode = node;
3599
3600    {
3601        sp<AMessage> notify = mCodec->mNotify->dup();
3602        notify->setInt32("what", ACodec::kWhatComponentAllocated);
3603        notify->setString("componentName", mCodec->mComponentName.c_str());
3604        notify->post();
3605    }
3606
3607    mCodec->changeState(mCodec->mLoadedState);
3608
3609    return true;
3610}
3611
3612////////////////////////////////////////////////////////////////////////////////
3613
3614ACodec::LoadedState::LoadedState(ACodec *codec)
3615    : BaseState(codec) {
3616}
3617
3618void ACodec::LoadedState::stateEntered() {
3619    ALOGV("[%s] Now Loaded", mCodec->mComponentName.c_str());
3620
3621    mCodec->mPortEOS[kPortIndexInput] =
3622        mCodec->mPortEOS[kPortIndexOutput] = false;
3623
3624    mCodec->mInputEOSResult = OK;
3625
3626    mCodec->mDequeueCounter = 0;
3627    mCodec->mMetaDataBuffersToSubmit = 0;
3628    mCodec->mRepeatFrameDelayUs = -1ll;
3629
3630    if (mCodec->mShutdownInProgress) {
3631        bool keepComponentAllocated = mCodec->mKeepComponentAllocated;
3632
3633        mCodec->mShutdownInProgress = false;
3634        mCodec->mKeepComponentAllocated = false;
3635
3636        onShutdown(keepComponentAllocated);
3637    }
3638}
3639
3640void ACodec::LoadedState::onShutdown(bool keepComponentAllocated) {
3641    if (!keepComponentAllocated) {
3642        CHECK_EQ(mCodec->mOMX->freeNode(mCodec->mNode), (status_t)OK);
3643
3644        mCodec->changeState(mCodec->mUninitializedState);
3645    }
3646
3647    sp<AMessage> notify = mCodec->mNotify->dup();
3648    notify->setInt32("what", ACodec::kWhatShutdownCompleted);
3649    notify->post();
3650}
3651
3652bool ACodec::LoadedState::onMessageReceived(const sp<AMessage> &msg) {
3653    bool handled = false;
3654
3655    switch (msg->what()) {
3656        case ACodec::kWhatConfigureComponent:
3657        {
3658            onConfigureComponent(msg);
3659            handled = true;
3660            break;
3661        }
3662
3663        case ACodec::kWhatCreateInputSurface:
3664        {
3665            onCreateInputSurface(msg);
3666            handled = true;
3667            break;
3668        }
3669
3670        case ACodec::kWhatStart:
3671        {
3672            onStart();
3673            handled = true;
3674            break;
3675        }
3676
3677        case ACodec::kWhatShutdown:
3678        {
3679            int32_t keepComponentAllocated;
3680            CHECK(msg->findInt32(
3681                        "keepComponentAllocated", &keepComponentAllocated));
3682
3683            onShutdown(keepComponentAllocated);
3684
3685            handled = true;
3686            break;
3687        }
3688
3689        case ACodec::kWhatFlush:
3690        {
3691            sp<AMessage> notify = mCodec->mNotify->dup();
3692            notify->setInt32("what", ACodec::kWhatFlushCompleted);
3693            notify->post();
3694
3695            handled = true;
3696            break;
3697        }
3698
3699        default:
3700            return BaseState::onMessageReceived(msg);
3701    }
3702
3703    return handled;
3704}
3705
3706bool ACodec::LoadedState::onConfigureComponent(
3707        const sp<AMessage> &msg) {
3708    ALOGV("onConfigureComponent");
3709
3710    CHECK(mCodec->mNode != NULL);
3711
3712    AString mime;
3713    CHECK(msg->findString("mime", &mime));
3714
3715    status_t err = mCodec->configureCodec(mime.c_str(), msg);
3716
3717    if (err != OK) {
3718        ALOGE("[%s] configureCodec returning error %d",
3719              mCodec->mComponentName.c_str(), err);
3720
3721        mCodec->signalError(OMX_ErrorUndefined, err);
3722        return false;
3723    }
3724
3725    sp<RefBase> obj;
3726    if (msg->findObject("native-window", &obj)
3727            && strncmp("OMX.google.", mCodec->mComponentName.c_str(), 11)) {
3728        sp<NativeWindowWrapper> nativeWindow(
3729                static_cast<NativeWindowWrapper *>(obj.get()));
3730        CHECK(nativeWindow != NULL);
3731        mCodec->mNativeWindow = nativeWindow->getNativeWindow();
3732
3733        native_window_set_scaling_mode(
3734                mCodec->mNativeWindow.get(),
3735                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
3736    }
3737    CHECK_EQ((status_t)OK, mCodec->initNativeWindow());
3738
3739    {
3740        sp<AMessage> notify = mCodec->mNotify->dup();
3741        notify->setInt32("what", ACodec::kWhatComponentConfigured);
3742        notify->post();
3743    }
3744
3745    return true;
3746}
3747
3748void ACodec::LoadedState::onCreateInputSurface(
3749        const sp<AMessage> &msg) {
3750    ALOGV("onCreateInputSurface");
3751
3752    sp<AMessage> notify = mCodec->mNotify->dup();
3753    notify->setInt32("what", ACodec::kWhatInputSurfaceCreated);
3754
3755    sp<IGraphicBufferProducer> bufferProducer;
3756    status_t err;
3757
3758    err = mCodec->mOMX->createInputSurface(mCodec->mNode, kPortIndexInput,
3759            &bufferProducer);
3760
3761    if (err == OK && mCodec->mRepeatFrameDelayUs > 0ll) {
3762        err = mCodec->mOMX->setInternalOption(
3763                mCodec->mNode,
3764                kPortIndexInput,
3765                IOMX::INTERNAL_OPTION_REPEAT_PREVIOUS_FRAME_DELAY,
3766                &mCodec->mRepeatFrameDelayUs,
3767                sizeof(mCodec->mRepeatFrameDelayUs));
3768
3769        if (err != OK) {
3770            ALOGE("[%s] Unable to configure option to repeat previous "
3771                  "frames (err %d)",
3772                  mCodec->mComponentName.c_str(),
3773                  err);
3774        }
3775    }
3776
3777    if (err == OK) {
3778        notify->setObject("input-surface",
3779                new BufferProducerWrapper(bufferProducer));
3780    } else {
3781        // Can't use mCodec->signalError() here -- MediaCodec won't forward
3782        // the error through because it's in the "configured" state.  We
3783        // send a kWhatInputSurfaceCreated with an error value instead.
3784        ALOGE("[%s] onCreateInputSurface returning error %d",
3785                mCodec->mComponentName.c_str(), err);
3786        notify->setInt32("err", err);
3787    }
3788    notify->post();
3789}
3790
3791void ACodec::LoadedState::onStart() {
3792    ALOGV("onStart");
3793
3794    CHECK_EQ(mCodec->mOMX->sendCommand(
3795                mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
3796             (status_t)OK);
3797
3798    mCodec->changeState(mCodec->mLoadedToIdleState);
3799}
3800
3801////////////////////////////////////////////////////////////////////////////////
3802
3803ACodec::LoadedToIdleState::LoadedToIdleState(ACodec *codec)
3804    : BaseState(codec) {
3805}
3806
3807void ACodec::LoadedToIdleState::stateEntered() {
3808    ALOGV("[%s] Now Loaded->Idle", mCodec->mComponentName.c_str());
3809
3810    status_t err;
3811    if ((err = allocateBuffers()) != OK) {
3812        ALOGE("Failed to allocate buffers after transitioning to IDLE state "
3813             "(error 0x%08x)",
3814             err);
3815
3816        mCodec->signalError(OMX_ErrorUndefined, err);
3817
3818        mCodec->changeState(mCodec->mLoadedState);
3819    }
3820}
3821
3822status_t ACodec::LoadedToIdleState::allocateBuffers() {
3823    status_t err = mCodec->allocateBuffersOnPort(kPortIndexInput);
3824
3825    if (err != OK) {
3826        return err;
3827    }
3828
3829    return mCodec->allocateBuffersOnPort(kPortIndexOutput);
3830}
3831
3832bool ACodec::LoadedToIdleState::onMessageReceived(const sp<AMessage> &msg) {
3833    switch (msg->what()) {
3834        case kWhatShutdown:
3835        {
3836            mCodec->deferMessage(msg);
3837            return true;
3838        }
3839
3840        case kWhatSignalEndOfInputStream:
3841        {
3842            mCodec->onSignalEndOfInputStream();
3843            return true;
3844        }
3845
3846        case kWhatResume:
3847        {
3848            // We'll be active soon enough.
3849            return true;
3850        }
3851
3852        case kWhatFlush:
3853        {
3854            // We haven't even started yet, so we're flushed alright...
3855            sp<AMessage> notify = mCodec->mNotify->dup();
3856            notify->setInt32("what", ACodec::kWhatFlushCompleted);
3857            notify->post();
3858            return true;
3859        }
3860
3861        default:
3862            return BaseState::onMessageReceived(msg);
3863    }
3864}
3865
3866bool ACodec::LoadedToIdleState::onOMXEvent(
3867        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3868    switch (event) {
3869        case OMX_EventCmdComplete:
3870        {
3871            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
3872            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
3873
3874            CHECK_EQ(mCodec->mOMX->sendCommand(
3875                        mCodec->mNode, OMX_CommandStateSet, OMX_StateExecuting),
3876                     (status_t)OK);
3877
3878            mCodec->changeState(mCodec->mIdleToExecutingState);
3879
3880            return true;
3881        }
3882
3883        default:
3884            return BaseState::onOMXEvent(event, data1, data2);
3885    }
3886}
3887
3888////////////////////////////////////////////////////////////////////////////////
3889
3890ACodec::IdleToExecutingState::IdleToExecutingState(ACodec *codec)
3891    : BaseState(codec) {
3892}
3893
3894void ACodec::IdleToExecutingState::stateEntered() {
3895    ALOGV("[%s] Now Idle->Executing", mCodec->mComponentName.c_str());
3896}
3897
3898bool ACodec::IdleToExecutingState::onMessageReceived(const sp<AMessage> &msg) {
3899    switch (msg->what()) {
3900        case kWhatShutdown:
3901        {
3902            mCodec->deferMessage(msg);
3903            return true;
3904        }
3905
3906        case kWhatResume:
3907        {
3908            // We'll be active soon enough.
3909            return true;
3910        }
3911
3912        case kWhatFlush:
3913        {
3914            // We haven't even started yet, so we're flushed alright...
3915            sp<AMessage> notify = mCodec->mNotify->dup();
3916            notify->setInt32("what", ACodec::kWhatFlushCompleted);
3917            notify->post();
3918
3919            return true;
3920        }
3921
3922        case kWhatSignalEndOfInputStream:
3923        {
3924            mCodec->onSignalEndOfInputStream();
3925            return true;
3926        }
3927
3928        default:
3929            return BaseState::onMessageReceived(msg);
3930    }
3931}
3932
3933bool ACodec::IdleToExecutingState::onOMXEvent(
3934        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
3935    switch (event) {
3936        case OMX_EventCmdComplete:
3937        {
3938            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
3939            CHECK_EQ(data2, (OMX_U32)OMX_StateExecuting);
3940
3941            mCodec->mExecutingState->resume();
3942            mCodec->changeState(mCodec->mExecutingState);
3943
3944            return true;
3945        }
3946
3947        default:
3948            return BaseState::onOMXEvent(event, data1, data2);
3949    }
3950}
3951
3952////////////////////////////////////////////////////////////////////////////////
3953
3954ACodec::ExecutingState::ExecutingState(ACodec *codec)
3955    : BaseState(codec),
3956      mActive(false) {
3957}
3958
3959ACodec::BaseState::PortMode ACodec::ExecutingState::getPortMode(
3960        OMX_U32 portIndex) {
3961    return RESUBMIT_BUFFERS;
3962}
3963
3964void ACodec::ExecutingState::submitOutputMetaBuffers() {
3965    // submit as many buffers as there are input buffers with the codec
3966    // in case we are in port reconfiguring
3967    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexInput].size(); ++i) {
3968        BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(i);
3969
3970        if (info->mStatus == BufferInfo::OWNED_BY_COMPONENT) {
3971            if (mCodec->submitOutputMetaDataBuffer() != OK)
3972                break;
3973        }
3974    }
3975}
3976
3977void ACodec::ExecutingState::submitRegularOutputBuffers() {
3978    for (size_t i = 0; i < mCodec->mBuffers[kPortIndexOutput].size(); ++i) {
3979        BufferInfo *info = &mCodec->mBuffers[kPortIndexOutput].editItemAt(i);
3980
3981        if (mCodec->mNativeWindow != NULL) {
3982            CHECK(info->mStatus == BufferInfo::OWNED_BY_US
3983                    || info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW);
3984
3985            if (info->mStatus == BufferInfo::OWNED_BY_NATIVE_WINDOW) {
3986                continue;
3987            }
3988        } else {
3989            CHECK_EQ((int)info->mStatus, (int)BufferInfo::OWNED_BY_US);
3990        }
3991
3992        ALOGV("[%s] calling fillBuffer %p",
3993             mCodec->mComponentName.c_str(), info->mBufferID);
3994
3995        CHECK_EQ(mCodec->mOMX->fillBuffer(mCodec->mNode, info->mBufferID),
3996                 (status_t)OK);
3997
3998        info->mStatus = BufferInfo::OWNED_BY_COMPONENT;
3999    }
4000}
4001
4002void ACodec::ExecutingState::submitOutputBuffers() {
4003    if (mCodec->mStoreMetaDataInOutputBuffers) {
4004        submitOutputMetaBuffers();
4005    } else {
4006        submitRegularOutputBuffers();
4007    }
4008}
4009
4010void ACodec::ExecutingState::resume() {
4011    if (mActive) {
4012        ALOGV("[%s] We're already active, no need to resume.",
4013             mCodec->mComponentName.c_str());
4014
4015        return;
4016    }
4017
4018    submitOutputBuffers();
4019
4020    // Post the first input buffer.
4021    CHECK_GT(mCodec->mBuffers[kPortIndexInput].size(), 0u);
4022    BufferInfo *info = &mCodec->mBuffers[kPortIndexInput].editItemAt(0);
4023
4024    postFillThisBuffer(info);
4025
4026    mActive = true;
4027}
4028
4029void ACodec::ExecutingState::stateEntered() {
4030    ALOGV("[%s] Now Executing", mCodec->mComponentName.c_str());
4031
4032    mCodec->processDeferredMessages();
4033}
4034
4035bool ACodec::ExecutingState::onMessageReceived(const sp<AMessage> &msg) {
4036    bool handled = false;
4037
4038    switch (msg->what()) {
4039        case kWhatShutdown:
4040        {
4041            int32_t keepComponentAllocated;
4042            CHECK(msg->findInt32(
4043                        "keepComponentAllocated", &keepComponentAllocated));
4044
4045            mCodec->mShutdownInProgress = true;
4046            mCodec->mKeepComponentAllocated = keepComponentAllocated;
4047
4048            mActive = false;
4049
4050            CHECK_EQ(mCodec->mOMX->sendCommand(
4051                        mCodec->mNode, OMX_CommandStateSet, OMX_StateIdle),
4052                     (status_t)OK);
4053
4054            mCodec->changeState(mCodec->mExecutingToIdleState);
4055
4056            handled = true;
4057            break;
4058        }
4059
4060        case kWhatFlush:
4061        {
4062            ALOGV("[%s] ExecutingState flushing now "
4063                 "(codec owns %d/%d input, %d/%d output).",
4064                    mCodec->mComponentName.c_str(),
4065                    mCodec->countBuffersOwnedByComponent(kPortIndexInput),
4066                    mCodec->mBuffers[kPortIndexInput].size(),
4067                    mCodec->countBuffersOwnedByComponent(kPortIndexOutput),
4068                    mCodec->mBuffers[kPortIndexOutput].size());
4069
4070            mActive = false;
4071
4072            CHECK_EQ(mCodec->mOMX->sendCommand(
4073                        mCodec->mNode, OMX_CommandFlush, OMX_ALL),
4074                     (status_t)OK);
4075
4076            mCodec->changeState(mCodec->mFlushingState);
4077            handled = true;
4078            break;
4079        }
4080
4081        case kWhatResume:
4082        {
4083            resume();
4084
4085            handled = true;
4086            break;
4087        }
4088
4089        case kWhatRequestIDRFrame:
4090        {
4091            status_t err = mCodec->requestIDRFrame();
4092            if (err != OK) {
4093                ALOGW("Requesting an IDR frame failed.");
4094            }
4095
4096            handled = true;
4097            break;
4098        }
4099
4100        case kWhatSetParameters:
4101        {
4102            sp<AMessage> params;
4103            CHECK(msg->findMessage("params", &params));
4104
4105            status_t err = mCodec->setParameters(params);
4106
4107            sp<AMessage> reply;
4108            if (msg->findMessage("reply", &reply)) {
4109                reply->setInt32("err", err);
4110                reply->post();
4111            }
4112
4113            handled = true;
4114            break;
4115        }
4116
4117        case ACodec::kWhatSignalEndOfInputStream:
4118        {
4119            mCodec->onSignalEndOfInputStream();
4120            handled = true;
4121            break;
4122        }
4123
4124        default:
4125            handled = BaseState::onMessageReceived(msg);
4126            break;
4127    }
4128
4129    return handled;
4130}
4131
4132status_t ACodec::setParameters(const sp<AMessage> &params) {
4133    int32_t videoBitrate;
4134    if (params->findInt32("videoBitrate", &videoBitrate)) {
4135        OMX_VIDEO_CONFIG_BITRATETYPE configParams;
4136        InitOMXParams(&configParams);
4137        configParams.nPortIndex = kPortIndexOutput;
4138        configParams.nEncodeBitrate = videoBitrate;
4139
4140        status_t err = mOMX->setConfig(
4141                mNode,
4142                OMX_IndexConfigVideoBitrate,
4143                &configParams,
4144                sizeof(configParams));
4145
4146        if (err != OK) {
4147            ALOGE("setConfig(OMX_IndexConfigVideoBitrate, %d) failed w/ err %d",
4148                   videoBitrate, err);
4149
4150            return err;
4151        }
4152    }
4153
4154    int32_t dropInputFrames;
4155    if (params->findInt32("drop-input-frames", &dropInputFrames)) {
4156        bool suspend = dropInputFrames != 0;
4157
4158        status_t err =
4159            mOMX->setInternalOption(
4160                     mNode,
4161                     kPortIndexInput,
4162                     IOMX::INTERNAL_OPTION_SUSPEND,
4163                     &suspend,
4164                     sizeof(suspend));
4165
4166        if (err != OK) {
4167            ALOGE("Failed to set parameter 'drop-input-frames' (err %d)", err);
4168            return err;
4169        }
4170    }
4171
4172    int32_t dummy;
4173    if (params->findInt32("request-sync", &dummy)) {
4174        status_t err = requestIDRFrame();
4175
4176        if (err != OK) {
4177            ALOGE("Requesting a sync frame failed w/ err %d", err);
4178            return err;
4179        }
4180    }
4181
4182    return OK;
4183}
4184
4185void ACodec::onSignalEndOfInputStream() {
4186    sp<AMessage> notify = mNotify->dup();
4187    notify->setInt32("what", ACodec::kWhatSignaledInputEOS);
4188
4189    status_t err = mOMX->signalEndOfInputStream(mNode);
4190    if (err != OK) {
4191        notify->setInt32("err", err);
4192    }
4193    notify->post();
4194}
4195
4196bool ACodec::ExecutingState::onOMXEvent(
4197        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4198    switch (event) {
4199        case OMX_EventPortSettingsChanged:
4200        {
4201            CHECK_EQ(data1, (OMX_U32)kPortIndexOutput);
4202
4203            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
4204                mCodec->mMetaDataBuffersToSubmit = 0;
4205                CHECK_EQ(mCodec->mOMX->sendCommand(
4206                            mCodec->mNode,
4207                            OMX_CommandPortDisable, kPortIndexOutput),
4208                         (status_t)OK);
4209
4210                mCodec->freeOutputBuffersNotOwnedByComponent();
4211
4212                mCodec->changeState(mCodec->mOutputPortSettingsChangedState);
4213            } else if (data2 == OMX_IndexConfigCommonOutputCrop) {
4214                mCodec->mSentFormat = false;
4215            } else {
4216                ALOGV("[%s] OMX_EventPortSettingsChanged 0x%08lx",
4217                     mCodec->mComponentName.c_str(), data2);
4218            }
4219
4220            return true;
4221        }
4222
4223        case OMX_EventBufferFlag:
4224        {
4225            return true;
4226        }
4227
4228        default:
4229            return BaseState::onOMXEvent(event, data1, data2);
4230    }
4231}
4232
4233////////////////////////////////////////////////////////////////////////////////
4234
4235ACodec::OutputPortSettingsChangedState::OutputPortSettingsChangedState(
4236        ACodec *codec)
4237    : BaseState(codec) {
4238}
4239
4240ACodec::BaseState::PortMode ACodec::OutputPortSettingsChangedState::getPortMode(
4241        OMX_U32 portIndex) {
4242    if (portIndex == kPortIndexOutput) {
4243        return FREE_BUFFERS;
4244    }
4245
4246    CHECK_EQ(portIndex, (OMX_U32)kPortIndexInput);
4247
4248    return RESUBMIT_BUFFERS;
4249}
4250
4251bool ACodec::OutputPortSettingsChangedState::onMessageReceived(
4252        const sp<AMessage> &msg) {
4253    bool handled = false;
4254
4255    switch (msg->what()) {
4256        case kWhatFlush:
4257        case kWhatShutdown:
4258        case kWhatResume:
4259        {
4260            if (msg->what() == kWhatResume) {
4261                ALOGV("[%s] Deferring resume", mCodec->mComponentName.c_str());
4262            }
4263
4264            mCodec->deferMessage(msg);
4265            handled = true;
4266            break;
4267        }
4268
4269        default:
4270            handled = BaseState::onMessageReceived(msg);
4271            break;
4272    }
4273
4274    return handled;
4275}
4276
4277void ACodec::OutputPortSettingsChangedState::stateEntered() {
4278    ALOGV("[%s] Now handling output port settings change",
4279         mCodec->mComponentName.c_str());
4280}
4281
4282bool ACodec::OutputPortSettingsChangedState::onOMXEvent(
4283        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4284    switch (event) {
4285        case OMX_EventCmdComplete:
4286        {
4287            if (data1 == (OMX_U32)OMX_CommandPortDisable) {
4288                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
4289
4290                ALOGV("[%s] Output port now disabled.",
4291                        mCodec->mComponentName.c_str());
4292
4293                CHECK(mCodec->mBuffers[kPortIndexOutput].isEmpty());
4294                mCodec->mDealer[kPortIndexOutput].clear();
4295
4296                CHECK_EQ(mCodec->mOMX->sendCommand(
4297                            mCodec->mNode, OMX_CommandPortEnable, kPortIndexOutput),
4298                         (status_t)OK);
4299
4300                status_t err;
4301                if ((err = mCodec->allocateBuffersOnPort(
4302                                kPortIndexOutput)) != OK) {
4303                    ALOGE("Failed to allocate output port buffers after "
4304                         "port reconfiguration (error 0x%08x)",
4305                         err);
4306
4307                    mCodec->signalError(OMX_ErrorUndefined, err);
4308
4309                    // This is technically not correct, but appears to be
4310                    // the only way to free the component instance.
4311                    // Controlled transitioning from excecuting->idle
4312                    // and idle->loaded seem impossible probably because
4313                    // the output port never finishes re-enabling.
4314                    mCodec->mShutdownInProgress = true;
4315                    mCodec->mKeepComponentAllocated = false;
4316                    mCodec->changeState(mCodec->mLoadedState);
4317                }
4318
4319                return true;
4320            } else if (data1 == (OMX_U32)OMX_CommandPortEnable) {
4321                CHECK_EQ(data2, (OMX_U32)kPortIndexOutput);
4322
4323                mCodec->mSentFormat = false;
4324
4325                ALOGV("[%s] Output port now reenabled.",
4326                        mCodec->mComponentName.c_str());
4327
4328                if (mCodec->mExecutingState->active()) {
4329                    mCodec->mExecutingState->submitOutputBuffers();
4330                }
4331
4332                mCodec->changeState(mCodec->mExecutingState);
4333
4334                return true;
4335            }
4336
4337            return false;
4338        }
4339
4340        default:
4341            return false;
4342    }
4343}
4344
4345////////////////////////////////////////////////////////////////////////////////
4346
4347ACodec::ExecutingToIdleState::ExecutingToIdleState(ACodec *codec)
4348    : BaseState(codec),
4349      mComponentNowIdle(false) {
4350}
4351
4352bool ACodec::ExecutingToIdleState::onMessageReceived(const sp<AMessage> &msg) {
4353    bool handled = false;
4354
4355    switch (msg->what()) {
4356        case kWhatFlush:
4357        {
4358            // Don't send me a flush request if you previously wanted me
4359            // to shutdown.
4360            TRESPASS();
4361            break;
4362        }
4363
4364        case kWhatShutdown:
4365        {
4366            // We're already doing that...
4367
4368            handled = true;
4369            break;
4370        }
4371
4372        default:
4373            handled = BaseState::onMessageReceived(msg);
4374            break;
4375    }
4376
4377    return handled;
4378}
4379
4380void ACodec::ExecutingToIdleState::stateEntered() {
4381    ALOGV("[%s] Now Executing->Idle", mCodec->mComponentName.c_str());
4382
4383    mComponentNowIdle = false;
4384    mCodec->mSentFormat = false;
4385}
4386
4387bool ACodec::ExecutingToIdleState::onOMXEvent(
4388        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4389    switch (event) {
4390        case OMX_EventCmdComplete:
4391        {
4392            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4393            CHECK_EQ(data2, (OMX_U32)OMX_StateIdle);
4394
4395            mComponentNowIdle = true;
4396
4397            changeStateIfWeOwnAllBuffers();
4398
4399            return true;
4400        }
4401
4402        case OMX_EventPortSettingsChanged:
4403        case OMX_EventBufferFlag:
4404        {
4405            // We're shutting down and don't care about this anymore.
4406            return true;
4407        }
4408
4409        default:
4410            return BaseState::onOMXEvent(event, data1, data2);
4411    }
4412}
4413
4414void ACodec::ExecutingToIdleState::changeStateIfWeOwnAllBuffers() {
4415    if (mComponentNowIdle && mCodec->allYourBuffersAreBelongToUs()) {
4416        CHECK_EQ(mCodec->mOMX->sendCommand(
4417                    mCodec->mNode, OMX_CommandStateSet, OMX_StateLoaded),
4418                 (status_t)OK);
4419
4420        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexInput), (status_t)OK);
4421        CHECK_EQ(mCodec->freeBuffersOnPort(kPortIndexOutput), (status_t)OK);
4422
4423        if ((mCodec->mFlags & kFlagPushBlankBuffersToNativeWindowOnShutdown)
4424                && mCodec->mNativeWindow != NULL) {
4425            // We push enough 1x1 blank buffers to ensure that one of
4426            // them has made it to the display.  This allows the OMX
4427            // component teardown to zero out any protected buffers
4428            // without the risk of scanning out one of those buffers.
4429            mCodec->pushBlankBuffersToNativeWindow();
4430        }
4431
4432        mCodec->changeState(mCodec->mIdleToLoadedState);
4433    }
4434}
4435
4436void ACodec::ExecutingToIdleState::onInputBufferFilled(
4437        const sp<AMessage> &msg) {
4438    BaseState::onInputBufferFilled(msg);
4439
4440    changeStateIfWeOwnAllBuffers();
4441}
4442
4443void ACodec::ExecutingToIdleState::onOutputBufferDrained(
4444        const sp<AMessage> &msg) {
4445    BaseState::onOutputBufferDrained(msg);
4446
4447    changeStateIfWeOwnAllBuffers();
4448}
4449
4450////////////////////////////////////////////////////////////////////////////////
4451
4452ACodec::IdleToLoadedState::IdleToLoadedState(ACodec *codec)
4453    : BaseState(codec) {
4454}
4455
4456bool ACodec::IdleToLoadedState::onMessageReceived(const sp<AMessage> &msg) {
4457    bool handled = false;
4458
4459    switch (msg->what()) {
4460        case kWhatShutdown:
4461        {
4462            // We're already doing that...
4463
4464            handled = true;
4465            break;
4466        }
4467
4468        case kWhatFlush:
4469        {
4470            // Don't send me a flush request if you previously wanted me
4471            // to shutdown.
4472            TRESPASS();
4473            break;
4474        }
4475
4476        default:
4477            handled = BaseState::onMessageReceived(msg);
4478            break;
4479    }
4480
4481    return handled;
4482}
4483
4484void ACodec::IdleToLoadedState::stateEntered() {
4485    ALOGV("[%s] Now Idle->Loaded", mCodec->mComponentName.c_str());
4486}
4487
4488bool ACodec::IdleToLoadedState::onOMXEvent(
4489        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4490    switch (event) {
4491        case OMX_EventCmdComplete:
4492        {
4493            CHECK_EQ(data1, (OMX_U32)OMX_CommandStateSet);
4494            CHECK_EQ(data2, (OMX_U32)OMX_StateLoaded);
4495
4496            mCodec->changeState(mCodec->mLoadedState);
4497
4498            return true;
4499        }
4500
4501        default:
4502            return BaseState::onOMXEvent(event, data1, data2);
4503    }
4504}
4505
4506////////////////////////////////////////////////////////////////////////////////
4507
4508ACodec::FlushingState::FlushingState(ACodec *codec)
4509    : BaseState(codec) {
4510}
4511
4512void ACodec::FlushingState::stateEntered() {
4513    ALOGV("[%s] Now Flushing", mCodec->mComponentName.c_str());
4514
4515    mFlushComplete[kPortIndexInput] = mFlushComplete[kPortIndexOutput] = false;
4516}
4517
4518bool ACodec::FlushingState::onMessageReceived(const sp<AMessage> &msg) {
4519    bool handled = false;
4520
4521    switch (msg->what()) {
4522        case kWhatShutdown:
4523        {
4524            mCodec->deferMessage(msg);
4525            break;
4526        }
4527
4528        case kWhatFlush:
4529        {
4530            // We're already doing this right now.
4531            handled = true;
4532            break;
4533        }
4534
4535        default:
4536            handled = BaseState::onMessageReceived(msg);
4537            break;
4538    }
4539
4540    return handled;
4541}
4542
4543bool ACodec::FlushingState::onOMXEvent(
4544        OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
4545    ALOGV("[%s] FlushingState onOMXEvent(%d,%ld)",
4546            mCodec->mComponentName.c_str(), event, data1);
4547
4548    switch (event) {
4549        case OMX_EventCmdComplete:
4550        {
4551            CHECK_EQ(data1, (OMX_U32)OMX_CommandFlush);
4552
4553            if (data2 == kPortIndexInput || data2 == kPortIndexOutput) {
4554                CHECK(!mFlushComplete[data2]);
4555                mFlushComplete[data2] = true;
4556
4557                if (mFlushComplete[kPortIndexInput]
4558                        && mFlushComplete[kPortIndexOutput]) {
4559                    changeStateIfWeOwnAllBuffers();
4560                }
4561            } else {
4562                CHECK_EQ(data2, OMX_ALL);
4563                CHECK(mFlushComplete[kPortIndexInput]);
4564                CHECK(mFlushComplete[kPortIndexOutput]);
4565
4566                changeStateIfWeOwnAllBuffers();
4567            }
4568
4569            return true;
4570        }
4571
4572        case OMX_EventPortSettingsChanged:
4573        {
4574            sp<AMessage> msg = new AMessage(kWhatOMXMessage, mCodec->id());
4575            msg->setInt32("type", omx_message::EVENT);
4576            msg->setPointer("node", mCodec->mNode);
4577            msg->setInt32("event", event);
4578            msg->setInt32("data1", data1);
4579            msg->setInt32("data2", data2);
4580
4581            ALOGV("[%s] Deferring OMX_EventPortSettingsChanged",
4582                 mCodec->mComponentName.c_str());
4583
4584            mCodec->deferMessage(msg);
4585
4586            return true;
4587        }
4588
4589        default:
4590            return BaseState::onOMXEvent(event, data1, data2);
4591    }
4592
4593    return true;
4594}
4595
4596void ACodec::FlushingState::onOutputBufferDrained(const sp<AMessage> &msg) {
4597    BaseState::onOutputBufferDrained(msg);
4598
4599    changeStateIfWeOwnAllBuffers();
4600}
4601
4602void ACodec::FlushingState::onInputBufferFilled(const sp<AMessage> &msg) {
4603    BaseState::onInputBufferFilled(msg);
4604
4605    changeStateIfWeOwnAllBuffers();
4606}
4607
4608void ACodec::FlushingState::changeStateIfWeOwnAllBuffers() {
4609    if (mFlushComplete[kPortIndexInput]
4610            && mFlushComplete[kPortIndexOutput]
4611            && mCodec->allYourBuffersAreBelongToUs()) {
4612        // We now own all buffers except possibly those still queued with
4613        // the native window for rendering. Let's get those back as well.
4614        mCodec->waitUntilAllPossibleNativeWindowBuffersAreReturnedToUs();
4615
4616        sp<AMessage> notify = mCodec->mNotify->dup();
4617        notify->setInt32("what", ACodec::kWhatFlushCompleted);
4618        notify->post();
4619
4620        mCodec->mPortEOS[kPortIndexInput] =
4621            mCodec->mPortEOS[kPortIndexOutput] = false;
4622
4623        mCodec->mInputEOSResult = OK;
4624
4625        if (mCodec->mSkipCutBuffer != NULL) {
4626            mCodec->mSkipCutBuffer->clear();
4627        }
4628
4629        mCodec->changeState(mCodec->mExecutingState);
4630    }
4631}
4632
4633}  // namespace android
4634