VideoEditorVideoEncoder.cpp revision 2703f23af496c13cfa39cc7e157fa12d1cb4c169 
1/*
2 * Copyright (C) 2011 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*************************************************************************
18* @file   VideoEditorVideoEncoder.cpp
19* @brief  StageFright shell video encoder
20*************************************************************************
21*/
22#define LOG_NDEBUG 1
23#define LOG_TAG "VIDEOEDITOR_VIDEOENCODER"
24
25/*******************
26 *     HEADERS     *
27 *******************/
28#include "M4OSA_Debug.h"
29#include "M4SYS_AccessUnit.h"
30#include "VideoEditorVideoEncoder.h"
31#include "VideoEditorUtils.h"
32#include <I420ColorConverter.h>
33
34#include "utils/Log.h"
35#include "utils/Vector.h"
36#include <media/stagefright/MediaSource.h>
37#include <media/stagefright/MediaDebug.h>
38#include <media/stagefright/MediaDefs.h>
39#include <media/stagefright/MetaData.h>
40#include <media/stagefright/OMXClient.h>
41#include <media/stagefright/OMXCodec.h>
42#include "OMX_Video.h"
43
44/********************
45 *   DEFINITIONS    *
46 ********************/
47
48// Force using hardware encoder
49#define VIDEOEDITOR_FORCECODEC kHardwareCodecsOnly
50
51#if !defined(VIDEOEDITOR_FORCECODEC)
52    #error "Cannot force DSI retrieval if codec type is not fixed"
53#endif
54
55/********************
56 *   SOURCE CLASS   *
57 ********************/
58
59namespace android {
60
61struct VideoEditorVideoEncoderSource : public MediaSource {
62    public:
63        static sp<VideoEditorVideoEncoderSource> Create(
64            const sp<MetaData> &format);
65        virtual status_t start(MetaData *params = NULL);
66        virtual status_t stop();
67        virtual sp<MetaData> getFormat();
68        virtual status_t read(MediaBuffer **buffer,
69            const ReadOptions *options = NULL);
70        virtual int32_t storeBuffer(MediaBuffer *buffer);
71
72    protected:
73        virtual ~VideoEditorVideoEncoderSource();
74
75    private:
76        struct MediaBufferChain {
77            MediaBuffer* buffer;
78            MediaBufferChain* nextLink;
79        };
80        enum State {
81            CREATED,
82            STARTED,
83            ERROR
84        };
85        VideoEditorVideoEncoderSource(const sp<MetaData> &format);
86
87        // Don't call me
88        VideoEditorVideoEncoderSource(const VideoEditorVideoEncoderSource &);
89        VideoEditorVideoEncoderSource &operator=(
90                const VideoEditorVideoEncoderSource &);
91
92        MediaBufferChain* mFirstBufferLink;
93        MediaBufferChain* mLastBufferLink;
94        int32_t           mNbBuffer;
95        bool              mIsEOS;
96        State             mState;
97        sp<MetaData>      mEncFormat;
98        Mutex             mLock;
99        Condition         mBufferCond;
100};
101
102sp<VideoEditorVideoEncoderSource> VideoEditorVideoEncoderSource::Create(
103    const sp<MetaData> &format) {
104
105    sp<VideoEditorVideoEncoderSource> aSource =
106        new VideoEditorVideoEncoderSource(format);
107    return aSource;
108}
109
110VideoEditorVideoEncoderSource::VideoEditorVideoEncoderSource(
111    const sp<MetaData> &format):
112        mFirstBufferLink(NULL),
113        mLastBufferLink(NULL),
114        mNbBuffer(0),
115        mIsEOS(false),
116        mState(CREATED),
117        mEncFormat(format) {
118    ALOGV("VideoEditorVideoEncoderSource::VideoEditorVideoEncoderSource");
119}
120
121VideoEditorVideoEncoderSource::~VideoEditorVideoEncoderSource() {
122
123    // Safety clean up
124    if( STARTED == mState ) {
125        stop();
126    }
127}
128
129status_t VideoEditorVideoEncoderSource::start(MetaData *meta) {
130    status_t err = OK;
131
132    ALOGV("VideoEditorVideoEncoderSource::start() begin");
133
134    if( CREATED != mState ) {
135        ALOGV("VideoEditorVideoEncoderSource::start: invalid state %d", mState);
136        return UNKNOWN_ERROR;
137    }
138    mState = STARTED;
139
140    ALOGV("VideoEditorVideoEncoderSource::start() END (0x%x)", err);
141    return err;
142}
143
144status_t VideoEditorVideoEncoderSource::stop() {
145    status_t err = OK;
146
147    ALOGV("VideoEditorVideoEncoderSource::stop() begin");
148
149    if( STARTED != mState ) {
150        ALOGV("VideoEditorVideoEncoderSource::stop: invalid state %d", mState);
151        return UNKNOWN_ERROR;
152    }
153
154    // Release the buffer chain
155    int32_t i = 0;
156    MediaBufferChain* tmpLink = NULL;
157    while( mFirstBufferLink ) {
158        i++;
159        tmpLink = mFirstBufferLink;
160        mFirstBufferLink = mFirstBufferLink->nextLink;
161        delete tmpLink;
162    }
163    ALOGV("VideoEditorVideoEncoderSource::stop : %d buffer remained", i);
164    mFirstBufferLink = NULL;
165    mLastBufferLink = NULL;
166
167    mState = CREATED;
168
169    ALOGV("VideoEditorVideoEncoderSource::stop() END (0x%x)", err);
170    return err;
171}
172
173sp<MetaData> VideoEditorVideoEncoderSource::getFormat() {
174
175    ALOGV("VideoEditorVideoEncoderSource::getFormat");
176    return mEncFormat;
177}
178
179status_t VideoEditorVideoEncoderSource::read(MediaBuffer **buffer,
180        const ReadOptions *options) {
181    Mutex::Autolock autolock(mLock);
182    MediaSource::ReadOptions readOptions;
183    status_t err = OK;
184    MediaBufferChain* tmpLink = NULL;
185
186    ALOGV("VideoEditorVideoEncoderSource::read() begin");
187
188    if ( STARTED != mState ) {
189        ALOGV("VideoEditorVideoEncoderSource::read: invalid state %d", mState);
190        return UNKNOWN_ERROR;
191    }
192
193    while (mFirstBufferLink == NULL && !mIsEOS) {
194        mBufferCond.wait(mLock);
195    }
196
197    // End of stream?
198    if (mFirstBufferLink == NULL) {
199        *buffer = NULL;
200        ALOGV("VideoEditorVideoEncoderSource::read : EOS");
201        return ERROR_END_OF_STREAM;
202    }
203
204    // Get a buffer from the chain
205    *buffer = mFirstBufferLink->buffer;
206    tmpLink = mFirstBufferLink;
207    mFirstBufferLink = mFirstBufferLink->nextLink;
208
209    if ( NULL == mFirstBufferLink ) {
210        mLastBufferLink = NULL;
211    }
212    delete tmpLink;
213    mNbBuffer--;
214
215    ALOGV("VideoEditorVideoEncoderSource::read() END (0x%x)", err);
216    return err;
217}
218
219int32_t VideoEditorVideoEncoderSource::storeBuffer(MediaBuffer *buffer) {
220    Mutex::Autolock autolock(mLock);
221    status_t err = OK;
222
223    ALOGV("VideoEditorVideoEncoderSource::storeBuffer() begin");
224
225    if( NULL == buffer ) {
226        ALOGV("VideoEditorVideoEncoderSource::storeBuffer : reached EOS");
227        mIsEOS = true;
228    } else {
229        MediaBufferChain* newLink = new MediaBufferChain;
230        newLink->buffer = buffer;
231        newLink->nextLink = NULL;
232        if( NULL != mLastBufferLink ) {
233            mLastBufferLink->nextLink = newLink;
234        } else {
235            mFirstBufferLink = newLink;
236        }
237        mLastBufferLink = newLink;
238        mNbBuffer++;
239    }
240    mBufferCond.signal();
241    ALOGV("VideoEditorVideoEncoderSource::storeBuffer() end");
242    return mNbBuffer;
243}
244
245/********************
246 *      PULLER      *
247 ********************/
248
249// Pulls media buffers from a MediaSource repeatedly.
250// The user can then get the buffers from that list.
251class VideoEditorVideoEncoderPuller {
252public:
253    VideoEditorVideoEncoderPuller(sp<MediaSource> source);
254    ~VideoEditorVideoEncoderPuller();
255    void start();
256    void stop();
257    MediaBuffer* getBufferBlocking();
258    MediaBuffer* getBufferNonBlocking();
259    void putBuffer(MediaBuffer* buffer);
260private:
261    static int acquireThreadStart(void* arg);
262    void acquireThreadFunc();
263
264    static int releaseThreadStart(void* arg);
265    void releaseThreadFunc();
266
267    sp<MediaSource> mSource;
268    Vector<MediaBuffer*> mBuffers;
269    Vector<MediaBuffer*> mReleaseBuffers;
270
271    Mutex mLock;
272    Condition mUserCond;     // for the user of this class
273    Condition mAcquireCond;  // for the acquire thread
274    Condition mReleaseCond;  // for the release thread
275
276    bool mAskToStart;      // Asks the threads to start
277    bool mAskToStop;       // Asks the threads to stop
278    bool mAcquireStopped;  // The acquire thread has stopped
279    bool mReleaseStopped;  // The release thread has stopped
280};
281
282VideoEditorVideoEncoderPuller::VideoEditorVideoEncoderPuller(
283    sp<MediaSource> source) {
284    mSource = source;
285    mAskToStart = false;
286    mAskToStop = false;
287    mAcquireStopped = false;
288    mReleaseStopped = false;
289    androidCreateThread(acquireThreadStart, this);
290    androidCreateThread(releaseThreadStart, this);
291}
292
293VideoEditorVideoEncoderPuller::~VideoEditorVideoEncoderPuller() {
294    stop();
295}
296
297void VideoEditorVideoEncoderPuller::start() {
298    Mutex::Autolock autolock(mLock);
299    mAskToStart = true;
300    mAcquireCond.signal();
301    mReleaseCond.signal();
302}
303
304void VideoEditorVideoEncoderPuller::stop() {
305    Mutex::Autolock autolock(mLock);
306    mAskToStop = true;
307    mAcquireCond.signal();
308    mReleaseCond.signal();
309    while (!mAcquireStopped || !mReleaseStopped) {
310        mUserCond.wait(mLock);
311    }
312
313    // Release remaining buffers
314    for (size_t i = 0; i < mBuffers.size(); i++) {
315        mBuffers.itemAt(i)->release();
316    }
317
318    for (size_t i = 0; i < mReleaseBuffers.size(); i++) {
319        mReleaseBuffers.itemAt(i)->release();
320    }
321
322    mBuffers.clear();
323    mReleaseBuffers.clear();
324}
325
326MediaBuffer* VideoEditorVideoEncoderPuller::getBufferNonBlocking() {
327    Mutex::Autolock autolock(mLock);
328    if (mBuffers.empty()) {
329        return NULL;
330    } else {
331        MediaBuffer* b = mBuffers.itemAt(0);
332        mBuffers.removeAt(0);
333        return b;
334    }
335}
336
337MediaBuffer* VideoEditorVideoEncoderPuller::getBufferBlocking() {
338    Mutex::Autolock autolock(mLock);
339    while (mBuffers.empty() && !mAcquireStopped) {
340        mUserCond.wait(mLock);
341    }
342
343    if (mBuffers.empty()) {
344        return NULL;
345    } else {
346        MediaBuffer* b = mBuffers.itemAt(0);
347        mBuffers.removeAt(0);
348        return b;
349    }
350}
351
352void VideoEditorVideoEncoderPuller::putBuffer(MediaBuffer* buffer) {
353    Mutex::Autolock autolock(mLock);
354    mReleaseBuffers.push(buffer);
355    mReleaseCond.signal();
356}
357
358int VideoEditorVideoEncoderPuller::acquireThreadStart(void* arg) {
359    VideoEditorVideoEncoderPuller* self = (VideoEditorVideoEncoderPuller*)arg;
360    self->acquireThreadFunc();
361    return 0;
362}
363
364int VideoEditorVideoEncoderPuller::releaseThreadStart(void* arg) {
365    VideoEditorVideoEncoderPuller* self = (VideoEditorVideoEncoderPuller*)arg;
366    self->releaseThreadFunc();
367    return 0;
368}
369
370void VideoEditorVideoEncoderPuller::acquireThreadFunc() {
371    mLock.lock();
372
373    // Wait for the start signal
374    while (!mAskToStart && !mAskToStop) {
375        mAcquireCond.wait(mLock);
376    }
377
378    // Loop until we are asked to stop, or there is nothing more to read
379    while (!mAskToStop) {
380        MediaBuffer* pBuffer;
381        mLock.unlock();
382        status_t result = mSource->read(&pBuffer, NULL);
383        mLock.lock();
384        if (result != OK) {
385            break;
386        }
387        mBuffers.push(pBuffer);
388        mUserCond.signal();
389    }
390
391    mAcquireStopped = true;
392    mUserCond.signal();
393    mLock.unlock();
394}
395
396void VideoEditorVideoEncoderPuller::releaseThreadFunc() {
397    mLock.lock();
398
399    // Wait for the start signal
400    while (!mAskToStart && !mAskToStop) {
401        mReleaseCond.wait(mLock);
402    }
403
404    // Loop until we are asked to stop
405    while (1) {
406        if (mReleaseBuffers.empty()) {
407            if (mAskToStop) {
408                break;
409            } else {
410                mReleaseCond.wait(mLock);
411                continue;
412            }
413        }
414        MediaBuffer* pBuffer = mReleaseBuffers.itemAt(0);
415        mReleaseBuffers.removeAt(0);
416        mLock.unlock();
417        pBuffer->release();
418        mLock.lock();
419    }
420
421    mReleaseStopped = true;
422    mUserCond.signal();
423    mLock.unlock();
424}
425
426/**
427 ******************************************************************************
428 * structure VideoEditorVideoEncoder_Context
429 * @brief    This structure defines the context of the StageFright video encoder
430 *           shell
431 ******************************************************************************
432*/
433typedef enum {
434    CREATED   = 0x1,
435    OPENED    = 0x2,
436    STARTED   = 0x4,
437    BUFFERING = 0x8,
438    READING   = 0x10
439} VideoEditorVideoEncoder_State;
440
441typedef struct {
442    VideoEditorVideoEncoder_State     mState;
443    M4ENCODER_Format                  mFormat;
444    M4WRITER_DataInterface*           mWriterDataInterface;
445    M4VPP_apply_fct*                  mPreProcFunction;
446    M4VPP_Context                     mPreProcContext;
447    M4SYS_AccessUnit*                 mAccessUnit;
448    M4ENCODER_Params*                 mCodecParams;
449    M4ENCODER_Header                  mHeader;
450    H264MCS_ProcessEncodedNALU_fct*   mH264NALUPostProcessFct;
451    M4OSA_Context                     mH264NALUPostProcessCtx;
452    M4OSA_UInt32                      mLastCTS;
453    sp<VideoEditorVideoEncoderSource> mEncoderSource;
454    OMXClient                         mClient;
455    sp<MediaSource>                   mEncoder;
456    OMX_COLOR_FORMATTYPE              mEncoderColorFormat;
457    VideoEditorVideoEncoderPuller*    mPuller;
458    I420ColorConverter*               mI420ColorConverter;
459
460    uint32_t                          mNbInputFrames;
461    double                            mFirstInputCts;
462    double                            mLastInputCts;
463    uint32_t                          mNbOutputFrames;
464    int64_t                           mFirstOutputCts;
465    int64_t                           mLastOutputCts;
466
467} VideoEditorVideoEncoder_Context;
468
469/********************
470 *      TOOLS       *
471 ********************/
472
473M4OSA_ERR VideoEditorVideoEncoder_getDSI(M4ENCODER_Context pContext,
474        sp<MetaData> metaData) {
475    M4OSA_ERR err = M4NO_ERROR;
476    VideoEditorVideoEncoder_Context*  pEncoderContext = M4OSA_NULL;
477    status_t result = OK;
478    int32_t nbBuffer = 0;
479    int32_t stride = 0;
480    int32_t height = 0;
481    int32_t framerate = 0;
482    int32_t isCodecConfig = 0;
483    size_t size = 0;
484    uint32_t codecFlags = 0;
485    MediaBuffer* inputBuffer = NULL;
486    MediaBuffer* outputBuffer = NULL;
487    sp<VideoEditorVideoEncoderSource> encoderSource = NULL;
488    sp<MediaSource> encoder = NULL;;
489    OMXClient client;
490
491    ALOGV("VideoEditorVideoEncoder_getDSI begin");
492    // Input parameters check
493    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext,       M4ERR_PARAMETER);
494    VIDEOEDITOR_CHECK(M4OSA_NULL != metaData.get(), M4ERR_PARAMETER);
495
496    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
497    VIDEOEDITOR_CHECK(CREATED == pEncoderContext->mState, M4ERR_STATE);
498
499    // Create the encoder source
500    encoderSource = VideoEditorVideoEncoderSource::Create(metaData);
501    VIDEOEDITOR_CHECK(NULL != encoderSource.get(), M4ERR_STATE);
502
503    // Connect to the OMX client
504    result = client.connect();
505    VIDEOEDITOR_CHECK(OK == result, M4ERR_STATE);
506
507    // Create the OMX codec
508    // VIDEOEDITOR_FORCECODEC MUST be defined here
509    codecFlags |= OMXCodec::VIDEOEDITOR_FORCECODEC;
510    encoder = OMXCodec::Create(client.interface(), metaData, true,
511        encoderSource, NULL, codecFlags);
512    VIDEOEDITOR_CHECK(NULL != encoder.get(), M4ERR_STATE);
513
514    /**
515     * Send fake frames and retrieve the DSI
516     */
517    // Send a fake frame to the source
518    metaData->findInt32(kKeyStride,     &stride);
519    metaData->findInt32(kKeyHeight,     &height);
520    metaData->findInt32(kKeySampleRate, &framerate);
521    size = (size_t)(stride*height*3)/2;
522    inputBuffer = new MediaBuffer(size);
523    inputBuffer->meta_data()->setInt64(kKeyTime, 0);
524    nbBuffer = encoderSource->storeBuffer(inputBuffer);
525    encoderSource->storeBuffer(NULL); // Signal EOS
526
527    // Call read once to get the DSI
528    result = encoder->start();;
529    VIDEOEDITOR_CHECK(OK == result, M4ERR_STATE);
530    result = encoder->read(&outputBuffer, NULL);
531    VIDEOEDITOR_CHECK(OK == result, M4ERR_STATE);
532    VIDEOEDITOR_CHECK(outputBuffer->meta_data()->findInt32(
533        kKeyIsCodecConfig, &isCodecConfig) && isCodecConfig, M4ERR_STATE);
534
535    VIDEOEDITOR_CHECK(M4OSA_NULL == pEncoderContext->mHeader.pBuf, M4ERR_STATE);
536    if ( M4ENCODER_kH264 == pEncoderContext->mFormat ) {
537        // For H264, format the DSI
538        result = buildAVCCodecSpecificData(
539            (uint8_t**)(&(pEncoderContext->mHeader.pBuf)),
540            (size_t*)(&(pEncoderContext->mHeader.Size)),
541            (const uint8_t*)outputBuffer->data() + outputBuffer->range_offset(),
542            outputBuffer->range_length(), encoder->getFormat().get());
543        outputBuffer->release();
544        VIDEOEDITOR_CHECK(OK == result, M4ERR_STATE);
545    } else {
546        // For MPEG4, just copy the DSI
547        pEncoderContext->mHeader.Size =
548            (M4OSA_UInt32)outputBuffer->range_length();
549        SAFE_MALLOC(pEncoderContext->mHeader.pBuf, M4OSA_Int8,
550            pEncoderContext->mHeader.Size, "Encoder header");
551        memcpy((void *)pEncoderContext->mHeader.pBuf,
552            (void *)((M4OSA_MemAddr8)(outputBuffer->data())+outputBuffer->range_offset()),
553            pEncoderContext->mHeader.Size);
554        outputBuffer->release();
555    }
556
557    result = encoder->stop();
558    VIDEOEDITOR_CHECK(OK == result, M4ERR_STATE);
559
560cleanUp:
561    // Destroy the graph
562    if ( encoder != NULL ) { encoder.clear(); }
563    client.disconnect();
564    if ( encoderSource != NULL ) { encoderSource.clear(); }
565    if ( M4NO_ERROR == err ) {
566        ALOGV("VideoEditorVideoEncoder_getDSI no error");
567    } else {
568        ALOGV("VideoEditorVideoEncoder_getDSI ERROR 0x%X", err);
569    }
570    ALOGV("VideoEditorVideoEncoder_getDSI end");
571    return err;
572}
573/********************
574 * ENGINE INTERFACE *
575 ********************/
576
577M4OSA_ERR VideoEditorVideoEncoder_cleanup(M4ENCODER_Context pContext) {
578    M4OSA_ERR err = M4NO_ERROR;
579    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
580
581    ALOGV("VideoEditorVideoEncoder_cleanup begin");
582    // Input parameters check
583    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
584
585    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
586    VIDEOEDITOR_CHECK(CREATED == pEncoderContext->mState, M4ERR_STATE);
587
588    // Release memory
589    SAFE_FREE(pEncoderContext->mHeader.pBuf);
590    SAFE_FREE(pEncoderContext);
591    pContext = M4OSA_NULL;
592
593cleanUp:
594    if ( M4NO_ERROR == err ) {
595        ALOGV("VideoEditorVideoEncoder_cleanup no error");
596    } else {
597        ALOGV("VideoEditorVideoEncoder_cleanup ERROR 0x%X", err);
598    }
599    ALOGV("VideoEditorVideoEncoder_cleanup end");
600    return err;
601}
602
603M4OSA_ERR VideoEditorVideoEncoder_init(M4ENCODER_Format format,
604        M4ENCODER_Context* pContext,
605        M4WRITER_DataInterface* pWriterDataInterface,
606        M4VPP_apply_fct* pVPPfct, M4VPP_Context pVPPctxt,
607        M4OSA_Void* pExternalAPI, M4OSA_Void* pUserData) {
608
609    M4OSA_ERR err = M4NO_ERROR;
610    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
611    int encoderInput = OMX_COLOR_FormatYUV420Planar;
612
613    ALOGV("VideoEditorVideoEncoder_init begin: format  %d", format);
614    // Input parameters check
615    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
616    VIDEOEDITOR_CHECK(M4OSA_NULL != pWriterDataInterface, M4ERR_PARAMETER);
617    VIDEOEDITOR_CHECK(M4OSA_NULL != pVPPfct, M4ERR_PARAMETER);
618    VIDEOEDITOR_CHECK(M4OSA_NULL != pVPPctxt, M4ERR_PARAMETER);
619
620    // Context allocation & initialization
621    SAFE_MALLOC(pEncoderContext, VideoEditorVideoEncoder_Context, 1,
622        "VideoEditorVideoEncoder");
623    pEncoderContext->mState = CREATED;
624    pEncoderContext->mFormat = format;
625    pEncoderContext->mWriterDataInterface = pWriterDataInterface;
626    pEncoderContext->mPreProcFunction = pVPPfct;
627    pEncoderContext->mPreProcContext = pVPPctxt;
628    pEncoderContext->mPuller = NULL;
629
630    // Get color converter and determine encoder input format
631    pEncoderContext->mI420ColorConverter = new I420ColorConverter;
632    if (pEncoderContext->mI420ColorConverter->isLoaded()) {
633        encoderInput = pEncoderContext->mI420ColorConverter->getEncoderInputFormat();
634    }
635    if (encoderInput == OMX_COLOR_FormatYUV420Planar) {
636        delete pEncoderContext->mI420ColorConverter;
637        pEncoderContext->mI420ColorConverter = NULL;
638    }
639    pEncoderContext->mEncoderColorFormat = (OMX_COLOR_FORMATTYPE)encoderInput;
640    LOGI("encoder input format = 0x%X\n", encoderInput);
641
642    *pContext = pEncoderContext;
643
644cleanUp:
645    if ( M4NO_ERROR == err ) {
646        ALOGV("VideoEditorVideoEncoder_init no error");
647    } else {
648        VideoEditorVideoEncoder_cleanup(pEncoderContext);
649        *pContext = M4OSA_NULL;
650        ALOGV("VideoEditorVideoEncoder_init ERROR 0x%X", err);
651    }
652    ALOGV("VideoEditorVideoEncoder_init end");
653    return err;
654}
655
656M4OSA_ERR VideoEditorVideoEncoder_init_H263(M4ENCODER_Context* pContext,
657        M4WRITER_DataInterface* pWriterDataInterface, M4VPP_apply_fct* pVPPfct,
658        M4VPP_Context pVPPctxt, M4OSA_Void* pExternalAPI, M4OSA_Void* pUserData)
659        {
660
661    return VideoEditorVideoEncoder_init(M4ENCODER_kH263, pContext,
662        pWriterDataInterface, pVPPfct, pVPPctxt, pExternalAPI, pUserData);
663}
664
665
666M4OSA_ERR VideoEditorVideoEncoder_init_MPEG4(M4ENCODER_Context* pContext,
667        M4WRITER_DataInterface* pWriterDataInterface, M4VPP_apply_fct* pVPPfct,
668        M4VPP_Context pVPPctxt, M4OSA_Void* pExternalAPI, M4OSA_Void* pUserData)
669        {
670
671    return VideoEditorVideoEncoder_init(M4ENCODER_kMPEG4, pContext,
672        pWriterDataInterface, pVPPfct, pVPPctxt, pExternalAPI, pUserData);
673}
674
675
676M4OSA_ERR VideoEditorVideoEncoder_init_H264(M4ENCODER_Context* pContext,
677        M4WRITER_DataInterface* pWriterDataInterface, M4VPP_apply_fct* pVPPfct,
678        M4VPP_Context pVPPctxt, M4OSA_Void* pExternalAPI, M4OSA_Void* pUserData)
679        {
680
681    return VideoEditorVideoEncoder_init(M4ENCODER_kH264, pContext,
682        pWriterDataInterface, pVPPfct, pVPPctxt, pExternalAPI, pUserData);
683}
684
685M4OSA_ERR VideoEditorVideoEncoder_close(M4ENCODER_Context pContext) {
686    M4OSA_ERR err = M4NO_ERROR;
687    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
688
689    ALOGV("VideoEditorVideoEncoder_close begin");
690    // Input parameters check
691    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
692
693    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
694    VIDEOEDITOR_CHECK(OPENED == pEncoderContext->mState, M4ERR_STATE);
695
696    // Release memory
697    SAFE_FREE(pEncoderContext->mCodecParams);
698
699    // Destroy the graph
700    pEncoderContext->mEncoder.clear();
701    pEncoderContext->mClient.disconnect();
702    pEncoderContext->mEncoderSource.clear();
703
704    delete pEncoderContext->mPuller;
705    pEncoderContext->mPuller = NULL;
706
707    delete pEncoderContext->mI420ColorConverter;
708    pEncoderContext->mI420ColorConverter = NULL;
709
710    // Set the new state
711    pEncoderContext->mState = CREATED;
712
713cleanUp:
714    if( M4NO_ERROR == err ) {
715        ALOGV("VideoEditorVideoEncoder_close no error");
716    } else {
717        ALOGV("VideoEditorVideoEncoder_close ERROR 0x%X", err);
718    }
719    ALOGV("VideoEditorVideoEncoder_close end");
720    return err;
721}
722
723
724M4OSA_ERR VideoEditorVideoEncoder_open(M4ENCODER_Context pContext,
725        M4SYS_AccessUnit* pAU, M4OSA_Void* pParams) {
726    M4OSA_ERR err = M4NO_ERROR;
727    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
728    M4ENCODER_Params* pCodecParams = M4OSA_NULL;
729    status_t result = OK;
730    sp<MetaData> encoderMetadata = NULL;
731    const char* mime = NULL;
732    int32_t iProfile = 0;
733    int32_t iLevel = 0;
734
735    int32_t iFrameRate = 0;
736    uint32_t codecFlags = 0;
737
738    ALOGV(">>> VideoEditorVideoEncoder_open begin");
739    // Input parameters check
740    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
741    VIDEOEDITOR_CHECK(M4OSA_NULL != pAU,      M4ERR_PARAMETER);
742    VIDEOEDITOR_CHECK(M4OSA_NULL != pParams,  M4ERR_PARAMETER);
743
744    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
745    pCodecParams = (M4ENCODER_Params*)pParams;
746    VIDEOEDITOR_CHECK(CREATED == pEncoderContext->mState, M4ERR_STATE);
747
748    // Context initialization
749    pEncoderContext->mAccessUnit = pAU;
750
751    // Allocate & initialize the encoding parameters
752    SAFE_MALLOC(pEncoderContext->mCodecParams, M4ENCODER_Params, 1,
753        "VideoEditorVideoEncoder");
754
755
756    pEncoderContext->mCodecParams->InputFormat = pCodecParams->InputFormat;
757    pEncoderContext->mCodecParams->InputFrameWidth =
758        pCodecParams->InputFrameWidth;
759    pEncoderContext->mCodecParams->InputFrameHeight =
760        pCodecParams->InputFrameHeight;
761    pEncoderContext->mCodecParams->FrameWidth = pCodecParams->FrameWidth;
762    pEncoderContext->mCodecParams->FrameHeight = pCodecParams->FrameHeight;
763    pEncoderContext->mCodecParams->Bitrate = pCodecParams->Bitrate;
764    pEncoderContext->mCodecParams->FrameRate = pCodecParams->FrameRate;
765    pEncoderContext->mCodecParams->Format = pCodecParams->Format;
766    pEncoderContext->mCodecParams->videoProfile = pCodecParams->videoProfile;
767    pEncoderContext->mCodecParams->videoLevel= pCodecParams->videoLevel;
768
769    // Check output format consistency and resolution
770    VIDEOEDITOR_CHECK(
771        pEncoderContext->mCodecParams->Format == pEncoderContext->mFormat,
772        M4ERR_PARAMETER);
773    VIDEOEDITOR_CHECK(0 == pEncoderContext->mCodecParams->FrameWidth  % 16,
774        M4ERR_PARAMETER);
775    VIDEOEDITOR_CHECK(0 == pEncoderContext->mCodecParams->FrameHeight % 16,
776        M4ERR_PARAMETER);
777
778    /**
779     * StageFright graph building
780     */
781
782    // Create the meta data for the encoder
783    encoderMetadata = new MetaData;
784    switch( pEncoderContext->mCodecParams->Format ) {
785        case M4ENCODER_kH263:
786            mime     = MEDIA_MIMETYPE_VIDEO_H263;
787            break;
788        case M4ENCODER_kMPEG4:
789            mime     = MEDIA_MIMETYPE_VIDEO_MPEG4;
790            break;
791        case M4ENCODER_kH264:
792            mime     = MEDIA_MIMETYPE_VIDEO_AVC;
793            break;
794        default:
795            VIDEOEDITOR_CHECK(!"VideoEncoder_open : incorrect input format",
796                M4ERR_PARAMETER);
797            break;
798    }
799    iProfile = pEncoderContext->mCodecParams->videoProfile;
800    iLevel = pEncoderContext->mCodecParams->videoLevel;
801    ALOGV("Encoder mime %s profile %d, level %d",
802        mime,iProfile, iLevel);
803    ALOGV("Encoder w %d, h %d, bitrate %d, fps %d",
804        pEncoderContext->mCodecParams->FrameWidth,
805        pEncoderContext->mCodecParams->FrameHeight,
806        pEncoderContext->mCodecParams->Bitrate,
807        pEncoderContext->mCodecParams->FrameRate);
808    CHECK(iProfile != 0x7fffffff);
809    CHECK(iLevel != 0x7fffffff);
810
811    encoderMetadata->setCString(kKeyMIMEType, mime);
812    encoderMetadata->setInt32(kKeyVideoProfile, iProfile);
813    //FIXME:
814    // Temp: Do not set the level for Mpeg4 / H.263 Enc
815    // as OMX.Nvidia.mp4.encoder and OMX.Nvidia.h263.encoder
816    // return 0x80001019
817    if (pEncoderContext->mCodecParams->Format == M4ENCODER_kH264) {
818        encoderMetadata->setInt32(kKeyVideoLevel, iLevel);
819    }
820    encoderMetadata->setInt32(kKeyWidth,
821        (int32_t)pEncoderContext->mCodecParams->FrameWidth);
822    encoderMetadata->setInt32(kKeyStride,
823        (int32_t)pEncoderContext->mCodecParams->FrameWidth);
824    encoderMetadata->setInt32(kKeyHeight,
825        (int32_t)pEncoderContext->mCodecParams->FrameHeight);
826    encoderMetadata->setInt32(kKeySliceHeight,
827        (int32_t)pEncoderContext->mCodecParams->FrameHeight);
828
829    switch( pEncoderContext->mCodecParams->FrameRate ) {
830        case M4ENCODER_k5_FPS:    iFrameRate = 5;  break;
831        case M4ENCODER_k7_5_FPS:  iFrameRate = 8;  break;
832        case M4ENCODER_k10_FPS:   iFrameRate = 10; break;
833        case M4ENCODER_k12_5_FPS: iFrameRate = 13; break;
834        case M4ENCODER_k15_FPS:   iFrameRate = 15; break;
835        case M4ENCODER_k20_FPS:   iFrameRate = 20; break;
836        case M4ENCODER_k25_FPS:   iFrameRate = 25; break;
837        case M4ENCODER_k30_FPS:   iFrameRate = 30; break;
838        case M4ENCODER_kVARIABLE_FPS:
839            iFrameRate = 30;
840            LOGI("Frame rate set to M4ENCODER_kVARIABLE_FPS: set to 30");
841          break;
842        case M4ENCODER_kUSE_TIMESCALE:
843            iFrameRate = 30;
844            LOGI("Frame rate set to M4ENCODER_kUSE_TIMESCALE:  set to 30");
845            break;
846
847        default:
848            VIDEOEDITOR_CHECK(!"VideoEncoder_open:incorrect framerate",
849                M4ERR_STATE);
850            break;
851    }
852    encoderMetadata->setInt32(kKeyFrameRate, iFrameRate);
853    encoderMetadata->setInt32(kKeyBitRate,
854        (int32_t)pEncoderContext->mCodecParams->Bitrate);
855    encoderMetadata->setInt32(kKeyIFramesInterval, 1);
856
857    encoderMetadata->setInt32(kKeyColorFormat,
858        pEncoderContext->mEncoderColorFormat);
859
860    if (pEncoderContext->mCodecParams->Format != M4ENCODER_kH263) {
861        // Get the encoder DSI
862        err = VideoEditorVideoEncoder_getDSI(pEncoderContext, encoderMetadata);
863        VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
864    }
865
866    // Create the encoder source
867    pEncoderContext->mEncoderSource = VideoEditorVideoEncoderSource::Create(
868        encoderMetadata);
869    VIDEOEDITOR_CHECK(
870        NULL != pEncoderContext->mEncoderSource.get(), M4ERR_STATE);
871
872    // Connect to the OMX client
873    result = pEncoderContext->mClient.connect();
874    VIDEOEDITOR_CHECK(OK == result, M4ERR_STATE);
875
876    // Create the OMX codec
877#ifdef VIDEOEDITOR_FORCECODEC
878    codecFlags |= OMXCodec::VIDEOEDITOR_FORCECODEC;
879#endif /* VIDEOEDITOR_FORCECODEC */
880    pEncoderContext->mEncoder = OMXCodec::Create(
881        pEncoderContext->mClient.interface(), encoderMetadata, true,
882        pEncoderContext->mEncoderSource, NULL, codecFlags);
883    VIDEOEDITOR_CHECK(NULL != pEncoderContext->mEncoder.get(), M4ERR_STATE);
884    ALOGV("VideoEditorVideoEncoder_open : DONE");
885    pEncoderContext->mPuller = new VideoEditorVideoEncoderPuller(
886        pEncoderContext->mEncoder);
887
888    // Set the new state
889    pEncoderContext->mState = OPENED;
890
891cleanUp:
892    if( M4NO_ERROR == err ) {
893        ALOGV("VideoEditorVideoEncoder_open no error");
894    } else {
895        VideoEditorVideoEncoder_close(pEncoderContext);
896        ALOGV("VideoEditorVideoEncoder_open ERROR 0x%X", err);
897    }
898    ALOGV("VideoEditorVideoEncoder_open end");
899    return err;
900}
901
902M4OSA_ERR VideoEditorVideoEncoder_processInputBuffer(
903        M4ENCODER_Context pContext, M4OSA_Double Cts,
904        M4OSA_Bool bReachedEOS) {
905    M4OSA_ERR err = M4NO_ERROR;
906    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
907    M4VIFI_ImagePlane pOutPlane[3];
908    MediaBuffer* buffer = NULL;
909    int32_t nbBuffer = 0;
910
911    ALOGV("VideoEditorVideoEncoder_processInputBuffer begin: cts  %f", Cts);
912    // Input parameters check
913    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
914
915    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
916    pOutPlane[0].pac_data = M4OSA_NULL;
917    pOutPlane[1].pac_data = M4OSA_NULL;
918    pOutPlane[2].pac_data = M4OSA_NULL;
919
920    if ( M4OSA_FALSE == bReachedEOS ) {
921        M4OSA_UInt32 sizeY = pEncoderContext->mCodecParams->FrameWidth *
922            pEncoderContext->mCodecParams->FrameHeight;
923        M4OSA_UInt32 sizeU = sizeY >> 2;
924        M4OSA_UInt32 size  = sizeY + 2*sizeU;
925        M4OSA_UInt8* pData = M4OSA_NULL;
926        buffer = new MediaBuffer((size_t)size);
927        pData = (M4OSA_UInt8*)buffer->data() + buffer->range_offset();
928
929        // Prepare the output image for pre-processing
930        pOutPlane[0].u_width   = pEncoderContext->mCodecParams->FrameWidth;
931        pOutPlane[0].u_height  = pEncoderContext->mCodecParams->FrameHeight;
932        pOutPlane[0].u_topleft = 0;
933        pOutPlane[0].u_stride  = pOutPlane[0].u_width;
934        pOutPlane[1].u_width   = pOutPlane[0].u_width/2;
935        pOutPlane[1].u_height  = pOutPlane[0].u_height/2;
936        pOutPlane[1].u_topleft = 0;
937        pOutPlane[1].u_stride  = pOutPlane[0].u_stride/2;
938        pOutPlane[2].u_width   = pOutPlane[1].u_width;
939        pOutPlane[2].u_height  = pOutPlane[1].u_height;
940        pOutPlane[2].u_topleft = 0;
941        pOutPlane[2].u_stride  = pOutPlane[1].u_stride;
942
943        pOutPlane[0].pac_data = pData;
944        pOutPlane[1].pac_data = pData + sizeY;
945        pOutPlane[2].pac_data = pData + sizeY + sizeU;
946
947        // Apply pre-processing
948        err = pEncoderContext->mPreProcFunction(
949            pEncoderContext->mPreProcContext, M4OSA_NULL, pOutPlane);
950        VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
951
952        // Convert MediaBuffer to the encoder input format if necessary
953        if (pEncoderContext->mI420ColorConverter) {
954            I420ColorConverter* converter = pEncoderContext->mI420ColorConverter;
955            int actualWidth = pEncoderContext->mCodecParams->FrameWidth;
956            int actualHeight = pEncoderContext->mCodecParams->FrameHeight;
957
958            int encoderWidth, encoderHeight;
959            ARect encoderRect;
960            int encoderBufferSize;
961
962            if (converter->getEncoderInputBufferInfo(
963                actualWidth, actualHeight,
964                &encoderWidth, &encoderHeight,
965                &encoderRect, &encoderBufferSize) == 0) {
966
967                MediaBuffer* newBuffer = new MediaBuffer(encoderBufferSize);
968
969                if (converter->convertI420ToEncoderInput(
970                    pData,  // srcBits
971                    actualWidth, actualHeight,
972                    encoderWidth, encoderHeight,
973                    encoderRect,
974                    (uint8_t*)newBuffer->data() + newBuffer->range_offset()) < 0) {
975                    LOGE("convertI420ToEncoderInput failed");
976                }
977
978                // switch to new buffer
979                buffer->release();
980                buffer = newBuffer;
981            }
982        }
983
984        // Set the metadata
985        buffer->meta_data()->setInt64(kKeyTime, (int64_t)(Cts*1000));
986    }
987
988    // Push the buffer to the source, a NULL buffer, notifies the source of EOS
989    nbBuffer = pEncoderContext->mEncoderSource->storeBuffer(buffer);
990
991cleanUp:
992    if ( M4NO_ERROR == err ) {
993        ALOGV("VideoEditorVideoEncoder_processInputBuffer error 0x%X", err);
994    } else {
995        if( NULL != buffer ) {
996            buffer->release();
997        }
998        ALOGV("VideoEditorVideoEncoder_processInputBuffer ERROR 0x%X", err);
999    }
1000    ALOGV("VideoEditorVideoEncoder_processInputBuffer end");
1001    return err;
1002}
1003
1004M4OSA_ERR VideoEditorVideoEncoder_processOutputBuffer(
1005        M4ENCODER_Context pContext, MediaBuffer* buffer) {
1006    M4OSA_ERR err = M4NO_ERROR;
1007    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
1008    M4OSA_UInt32 Cts = 0;
1009    int32_t i32Tmp = 0;
1010    int64_t i64Tmp = 0;
1011    status_t result = OK;
1012
1013    ALOGV("VideoEditorVideoEncoder_processOutputBuffer begin");
1014    // Input parameters check
1015    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
1016    VIDEOEDITOR_CHECK(M4OSA_NULL != buffer,   M4ERR_PARAMETER);
1017
1018    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
1019
1020    // Process the returned AU
1021    if ( 0 == buffer->range_length() ) {
1022        // Encoder has no data yet, nothing unusual
1023        ALOGV("VideoEditorVideoEncoder_processOutputBuffer : buffer is empty");
1024        goto cleanUp;
1025    }
1026    VIDEOEDITOR_CHECK(0 == ((M4OSA_UInt32)buffer->data())%4, M4ERR_PARAMETER);
1027    VIDEOEDITOR_CHECK(buffer->meta_data().get(), M4ERR_PARAMETER);
1028    if ( buffer->meta_data()->findInt32(kKeyIsCodecConfig, &i32Tmp) && i32Tmp ){
1029        {   // Display the DSI
1030            ALOGV("VideoEditorVideoEncoder_processOutputBuffer DSI %d",
1031                buffer->range_length());
1032            uint8_t* tmp = (uint8_t*)(buffer->data());
1033            for( uint32_t i=0; i<buffer->range_length(); i++ ) {
1034                ALOGV("DSI [%d] %.2X", i, tmp[i]);
1035            }
1036        }
1037    } else {
1038        // Check the CTS
1039        VIDEOEDITOR_CHECK(buffer->meta_data()->findInt64(kKeyTime, &i64Tmp),
1040            M4ERR_STATE);
1041
1042        pEncoderContext->mNbOutputFrames++;
1043        if ( 0 > pEncoderContext->mFirstOutputCts ) {
1044            pEncoderContext->mFirstOutputCts = i64Tmp;
1045        }
1046        pEncoderContext->mLastOutputCts = i64Tmp;
1047
1048        Cts = (M4OSA_Int32)(i64Tmp/1000);
1049        ALOGV("[TS_CHECK] VI/ENC WRITE frame %d @ %lld -> %d (last %d)",
1050            pEncoderContext->mNbOutputFrames, i64Tmp, Cts,
1051            pEncoderContext->mLastCTS);
1052        if ( Cts < pEncoderContext->mLastCTS ) {
1053            ALOGV("VideoEncoder_processOutputBuffer WARNING : Cts is going "
1054            "backwards %d < %d", Cts, pEncoderContext->mLastCTS);
1055            goto cleanUp;
1056        }
1057        ALOGV("VideoEditorVideoEncoder_processOutputBuffer : %d %d",
1058            Cts, pEncoderContext->mLastCTS);
1059
1060        // Retrieve the AU container
1061        err = pEncoderContext->mWriterDataInterface->pStartAU(
1062            pEncoderContext->mWriterDataInterface->pWriterContext,
1063            pEncoderContext->mAccessUnit->stream->streamID,
1064            pEncoderContext->mAccessUnit);
1065        VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
1066
1067        // Format the AU
1068        VIDEOEDITOR_CHECK(
1069            buffer->range_length() <= pEncoderContext->mAccessUnit->size,
1070            M4ERR_PARAMETER);
1071        // Remove H264 AU start code
1072        if ( M4ENCODER_kH264 == pEncoderContext->mFormat ) {
1073            if (!memcmp((const uint8_t *)buffer->data() + \
1074                    buffer->range_offset(), "\x00\x00\x00\x01", 4) ) {
1075                buffer->set_range(buffer->range_offset() + 4,
1076                    buffer->range_length() - 4);
1077            }
1078        }
1079
1080        if ( (M4ENCODER_kH264 == pEncoderContext->mFormat) &&
1081            (M4OSA_NULL != pEncoderContext->mH264NALUPostProcessFct) ) {
1082        // H264 trimming case, NALU post processing is needed
1083        M4OSA_Int32 outputSize = pEncoderContext->mAccessUnit->size;
1084        err = pEncoderContext->mH264NALUPostProcessFct(
1085            pEncoderContext->mH264NALUPostProcessCtx,
1086            (M4OSA_UInt8*)buffer->data()+buffer->range_offset(),
1087            buffer->range_length(),
1088            (M4OSA_UInt8*)pEncoderContext->mAccessUnit->dataAddress,
1089            &outputSize);
1090        VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
1091        pEncoderContext->mAccessUnit->size = (M4OSA_UInt32)outputSize;
1092        } else {
1093            // The AU can just be copied
1094            memcpy((void *)pEncoderContext->mAccessUnit->\
1095                dataAddress, (void *)((M4OSA_MemAddr8)(buffer->data())+buffer->\
1096                range_offset()), buffer->range_length());
1097            pEncoderContext->mAccessUnit->size =
1098                (M4OSA_UInt32)buffer->range_length();
1099        }
1100
1101        if ( buffer->meta_data()->findInt32(kKeyIsSyncFrame,&i32Tmp) && i32Tmp){
1102            pEncoderContext->mAccessUnit->attribute = AU_RAP;
1103        } else {
1104            pEncoderContext->mAccessUnit->attribute = AU_P_Frame;
1105        }
1106        pEncoderContext->mLastCTS = Cts;
1107        pEncoderContext->mAccessUnit->CTS = Cts;
1108        pEncoderContext->mAccessUnit->DTS = Cts;
1109
1110        ALOGV("VideoEditorVideoEncoder_processOutputBuffer: AU @ 0x%X 0x%X %d %d",
1111            pEncoderContext->mAccessUnit->dataAddress,
1112            *pEncoderContext->mAccessUnit->dataAddress,
1113            pEncoderContext->mAccessUnit->size,
1114            pEncoderContext->mAccessUnit->CTS);
1115
1116        // Write the AU
1117        err = pEncoderContext->mWriterDataInterface->pProcessAU(
1118            pEncoderContext->mWriterDataInterface->pWriterContext,
1119            pEncoderContext->mAccessUnit->stream->streamID,
1120            pEncoderContext->mAccessUnit);
1121        VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
1122    }
1123
1124cleanUp:
1125    if( M4NO_ERROR == err ) {
1126        ALOGV("VideoEditorVideoEncoder_processOutputBuffer no error");
1127    } else {
1128        SAFE_FREE(pEncoderContext->mHeader.pBuf);
1129        pEncoderContext->mHeader.Size = 0;
1130        ALOGV("VideoEditorVideoEncoder_processOutputBuffer ERROR 0x%X", err);
1131    }
1132    ALOGV("VideoEditorVideoEncoder_processOutputBuffer end");
1133    return err;
1134}
1135
1136M4OSA_ERR VideoEditorVideoEncoder_encode(M4ENCODER_Context pContext,
1137        M4VIFI_ImagePlane* pInPlane, M4OSA_Double Cts,
1138        M4ENCODER_FrameMode FrameMode) {
1139    M4OSA_ERR err = M4NO_ERROR;
1140    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
1141    status_t result = OK;
1142    MediaBuffer* outputBuffer = NULL;
1143
1144    ALOGV("VideoEditorVideoEncoder_encode 0x%X %f %d", pInPlane, Cts, FrameMode);
1145    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
1146
1147    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
1148    if ( STARTED == pEncoderContext->mState ) {
1149        pEncoderContext->mState = BUFFERING;
1150    }
1151    VIDEOEDITOR_CHECK(
1152        (BUFFERING | READING) & pEncoderContext->mState, M4ERR_STATE);
1153
1154    pEncoderContext->mNbInputFrames++;
1155    if ( 0 > pEncoderContext->mFirstInputCts ) {
1156        pEncoderContext->mFirstInputCts = Cts;
1157    }
1158    pEncoderContext->mLastInputCts = Cts;
1159
1160    ALOGV("VideoEditorVideoEncoder_encode 0x%X %d %f (%d)", pInPlane, FrameMode,
1161        Cts, pEncoderContext->mLastCTS);
1162
1163    // Push the input buffer to the encoder source
1164    err = VideoEditorVideoEncoder_processInputBuffer(pEncoderContext, Cts,
1165        M4OSA_FALSE);
1166    VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
1167
1168    // Notify the source in case of EOS
1169    if ( M4ENCODER_kLastFrame == FrameMode ) {
1170        err = VideoEditorVideoEncoder_processInputBuffer(
1171            pEncoderContext, 0, M4OSA_TRUE);
1172        VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
1173    }
1174
1175    if ( BUFFERING == pEncoderContext->mState ) {
1176        // Prefetch is complete, start reading
1177        pEncoderContext->mState = READING;
1178    }
1179    // Read
1180    while (1)  {
1181        MediaBuffer *outputBuffer =
1182                pEncoderContext->mPuller->getBufferNonBlocking();
1183
1184        if (outputBuffer == NULL) break;
1185
1186        // Provide the encoded AU to the writer
1187        err = VideoEditorVideoEncoder_processOutputBuffer(pEncoderContext,
1188            outputBuffer);
1189        VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
1190
1191        pEncoderContext->mPuller->putBuffer(outputBuffer);
1192    }
1193
1194cleanUp:
1195    if( M4NO_ERROR == err ) {
1196        ALOGV("VideoEditorVideoEncoder_encode no error");
1197    } else {
1198        ALOGV("VideoEditorVideoEncoder_encode ERROR 0x%X", err);
1199    }
1200    ALOGV("VideoEditorVideoEncoder_encode end");
1201    return err;
1202}
1203
1204M4OSA_ERR VideoEditorVideoEncoder_start(M4ENCODER_Context pContext) {
1205    M4OSA_ERR                  err             = M4NO_ERROR;
1206    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
1207    status_t                   result          = OK;
1208
1209    ALOGV("VideoEditorVideoEncoder_start begin");
1210    // Input parameters check
1211    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
1212
1213    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
1214    VIDEOEDITOR_CHECK(OPENED == pEncoderContext->mState, M4ERR_STATE);
1215
1216    pEncoderContext->mNbInputFrames  = 0;
1217    pEncoderContext->mFirstInputCts  = -1.0;
1218    pEncoderContext->mLastInputCts   = -1.0;
1219    pEncoderContext->mNbOutputFrames = 0;
1220    pEncoderContext->mFirstOutputCts = -1;
1221    pEncoderContext->mLastOutputCts  = -1;
1222
1223    result = pEncoderContext->mEncoder->start();
1224    VIDEOEDITOR_CHECK(OK == result, M4ERR_STATE);
1225
1226    pEncoderContext->mPuller->start();
1227
1228    // Set the new state
1229    pEncoderContext->mState = STARTED;
1230
1231cleanUp:
1232    if ( M4NO_ERROR == err ) {
1233        ALOGV("VideoEditorVideoEncoder_start no error");
1234    } else {
1235        ALOGV("VideoEditorVideoEncoder_start ERROR 0x%X", err);
1236    }
1237    ALOGV("VideoEditorVideoEncoder_start end");
1238    return err;
1239}
1240
1241M4OSA_ERR VideoEditorVideoEncoder_stop(M4ENCODER_Context pContext) {
1242    M4OSA_ERR err = M4NO_ERROR;
1243    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
1244    MediaBuffer* outputBuffer = NULL;
1245    status_t result = OK;
1246
1247    ALOGV("VideoEditorVideoEncoder_stop begin");
1248    // Input parameters check
1249    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
1250    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
1251
1252    // Send EOS again to make sure the source doesn't block.
1253    err = VideoEditorVideoEncoder_processInputBuffer(pEncoderContext, 0,
1254        M4OSA_TRUE);
1255    VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
1256
1257    // Process the remaining buffers if necessary
1258    if ( (BUFFERING | READING) & pEncoderContext->mState ) {
1259        while (1)  {
1260            MediaBuffer *outputBuffer =
1261                pEncoderContext->mPuller->getBufferBlocking();
1262
1263            if (outputBuffer == NULL) break;
1264
1265            err = VideoEditorVideoEncoder_processOutputBuffer(
1266                pEncoderContext, outputBuffer);
1267            VIDEOEDITOR_CHECK(M4NO_ERROR == err, err);
1268
1269            pEncoderContext->mPuller->putBuffer(outputBuffer);
1270        }
1271
1272        pEncoderContext->mState = STARTED;
1273    }
1274
1275    // Stop the graph module if necessary
1276    if ( STARTED == pEncoderContext->mState ) {
1277        pEncoderContext->mPuller->stop();
1278        pEncoderContext->mEncoder->stop();
1279        pEncoderContext->mState = OPENED;
1280    }
1281
1282    if (pEncoderContext->mNbInputFrames != pEncoderContext->mNbOutputFrames) {
1283        LOGW("Some frames were not encoded: input(%d) != output(%d)",
1284            pEncoderContext->mNbInputFrames, pEncoderContext->mNbOutputFrames);
1285    }
1286
1287cleanUp:
1288    if ( M4NO_ERROR == err ) {
1289        ALOGV("VideoEditorVideoEncoder_stop no error");
1290    } else {
1291        ALOGV("VideoEditorVideoEncoder_stop ERROR 0x%X", err);
1292    }
1293    ALOGV("VideoEditorVideoEncoder_stop end");
1294    return err;
1295}
1296
1297M4OSA_ERR VideoEditorVideoEncoder_regulBitRate(M4ENCODER_Context pContext) {
1298    LOGW("regulBitRate is not implemented");
1299    return M4NO_ERROR;
1300}
1301
1302M4OSA_ERR VideoEditorVideoEncoder_setOption(M4ENCODER_Context pContext,
1303        M4OSA_UInt32 optionID, M4OSA_DataOption optionValue) {
1304    M4OSA_ERR err = M4NO_ERROR;
1305    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
1306
1307    ALOGV("VideoEditorVideoEncoder_setOption start optionID 0x%X", optionID);
1308    // Input parameters check
1309    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
1310
1311    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
1312
1313    switch( optionID ) {
1314        case M4ENCODER_kOptionID_SetH264ProcessNALUfctsPtr:
1315            pEncoderContext->mH264NALUPostProcessFct =
1316                (H264MCS_ProcessEncodedNALU_fct*)optionValue;
1317            break;
1318        case M4ENCODER_kOptionID_H264ProcessNALUContext:
1319            pEncoderContext->mH264NALUPostProcessCtx =
1320                (M4OSA_Context)optionValue;
1321            break;
1322        default:
1323            ALOGV("VideoEditorVideoEncoder_setOption: unsupported optionId 0x%X",
1324                optionID);
1325            VIDEOEDITOR_CHECK(M4OSA_FALSE, M4ERR_BAD_OPTION_ID);
1326            break;
1327    }
1328
1329cleanUp:
1330    if ( M4NO_ERROR == err ) {
1331        ALOGV("VideoEditorVideoEncoder_setOption no error");
1332    } else {
1333        ALOGV("VideoEditorVideoEncoder_setOption ERROR 0x%X", err);
1334    }
1335    ALOGV("VideoEditorVideoEncoder_setOption end");
1336    return err;
1337}
1338
1339M4OSA_ERR VideoEditorVideoEncoder_getOption(M4ENCODER_Context pContext,
1340        M4OSA_UInt32 optionID, M4OSA_DataOption optionValue) {
1341    M4OSA_ERR err = M4NO_ERROR;
1342    VideoEditorVideoEncoder_Context* pEncoderContext = M4OSA_NULL;
1343
1344    ALOGV("VideoEditorVideoEncoder_getOption begin optinId 0x%X", optionID);
1345    // Input parameters check
1346    VIDEOEDITOR_CHECK(M4OSA_NULL != pContext, M4ERR_PARAMETER);
1347    pEncoderContext = (VideoEditorVideoEncoder_Context*)pContext;
1348
1349    switch( optionID ) {
1350        case M4ENCODER_kOptionID_EncoderHeader:
1351            VIDEOEDITOR_CHECK(
1352                    M4OSA_NULL != pEncoderContext->mHeader.pBuf, M4ERR_STATE);
1353            *(M4ENCODER_Header**)optionValue = &(pEncoderContext->mHeader);
1354            break;
1355        default:
1356            ALOGV("VideoEditorVideoEncoder_getOption: unsupported optionId 0x%X",
1357                optionID);
1358            VIDEOEDITOR_CHECK(M4OSA_FALSE, M4ERR_BAD_OPTION_ID);
1359            break;
1360    }
1361
1362cleanUp:
1363    if ( M4NO_ERROR == err ) {
1364        ALOGV("VideoEditorVideoEncoder_getOption no error");
1365    } else {
1366        ALOGV("VideoEditorVideoEncoder_getOption ERROR 0x%X", err);
1367    }
1368    return err;
1369}
1370
1371M4OSA_ERR VideoEditorVideoEncoder_getInterface(M4ENCODER_Format format,
1372        M4ENCODER_Format* pFormat,
1373        M4ENCODER_GlobalInterface** pEncoderInterface, M4ENCODER_OpenMode mode){
1374    M4OSA_ERR err = M4NO_ERROR;
1375
1376    // Input parameters check
1377    VIDEOEDITOR_CHECK(M4OSA_NULL != pFormat,           M4ERR_PARAMETER);
1378    VIDEOEDITOR_CHECK(M4OSA_NULL != pEncoderInterface, M4ERR_PARAMETER);
1379
1380    ALOGV("VideoEditorVideoEncoder_getInterface begin 0x%x 0x%x %d", pFormat,
1381        pEncoderInterface, mode);
1382
1383    SAFE_MALLOC(*pEncoderInterface, M4ENCODER_GlobalInterface, 1,
1384        "VideoEditorVideoEncoder");
1385
1386    *pFormat = format;
1387
1388    switch( format ) {
1389        case M4ENCODER_kH263:
1390            {
1391                (*pEncoderInterface)->pFctInit =
1392                    VideoEditorVideoEncoder_init_H263;
1393                break;
1394            }
1395        case M4ENCODER_kMPEG4:
1396            {
1397                (*pEncoderInterface)->pFctInit =
1398                    VideoEditorVideoEncoder_init_MPEG4;
1399                break;
1400            }
1401        case M4ENCODER_kH264:
1402            {
1403                (*pEncoderInterface)->pFctInit =
1404                    VideoEditorVideoEncoder_init_H264;
1405                break;
1406            }
1407        default:
1408            ALOGV("VideoEditorVideoEncoder_getInterface : unsupported format %d",
1409                format);
1410            VIDEOEDITOR_CHECK(M4OSA_FALSE, M4ERR_PARAMETER);
1411        break;
1412    }
1413    (*pEncoderInterface)->pFctOpen         = VideoEditorVideoEncoder_open;
1414    (*pEncoderInterface)->pFctStart        = VideoEditorVideoEncoder_start;
1415    (*pEncoderInterface)->pFctStop         = VideoEditorVideoEncoder_stop;
1416    (*pEncoderInterface)->pFctPause        = M4OSA_NULL;
1417    (*pEncoderInterface)->pFctResume       = M4OSA_NULL;
1418    (*pEncoderInterface)->pFctClose        = VideoEditorVideoEncoder_close;
1419    (*pEncoderInterface)->pFctCleanup      = VideoEditorVideoEncoder_cleanup;
1420    (*pEncoderInterface)->pFctRegulBitRate =
1421        VideoEditorVideoEncoder_regulBitRate;
1422    (*pEncoderInterface)->pFctEncode       = VideoEditorVideoEncoder_encode;
1423    (*pEncoderInterface)->pFctSetOption    = VideoEditorVideoEncoder_setOption;
1424    (*pEncoderInterface)->pFctGetOption    = VideoEditorVideoEncoder_getOption;
1425
1426cleanUp:
1427    if( M4NO_ERROR == err ) {
1428        ALOGV("VideoEditorVideoEncoder_getInterface no error");
1429    } else {
1430        *pEncoderInterface = M4OSA_NULL;
1431        ALOGV("VideoEditorVideoEncoder_getInterface ERROR 0x%X", err);
1432    }
1433    return err;
1434}
1435
1436extern "C" {
1437
1438M4OSA_ERR VideoEditorVideoEncoder_getInterface_H263(M4ENCODER_Format* pFormat,
1439        M4ENCODER_GlobalInterface** pEncoderInterface, M4ENCODER_OpenMode mode){
1440    return VideoEditorVideoEncoder_getInterface(M4ENCODER_kH263, pFormat,
1441            pEncoderInterface, mode);
1442}
1443
1444M4OSA_ERR VideoEditorVideoEncoder_getInterface_MPEG4(M4ENCODER_Format* pFormat,
1445        M4ENCODER_GlobalInterface** pEncoderInterface, M4ENCODER_OpenMode mode){
1446    return VideoEditorVideoEncoder_getInterface(M4ENCODER_kMPEG4, pFormat,
1447           pEncoderInterface, mode);
1448}
1449
1450M4OSA_ERR VideoEditorVideoEncoder_getInterface_H264(M4ENCODER_Format* pFormat,
1451        M4ENCODER_GlobalInterface** pEncoderInterface, M4ENCODER_OpenMode mode){
1452    return VideoEditorVideoEncoder_getInterface(M4ENCODER_kH264, pFormat,
1453           pEncoderInterface, mode);
1454
1455}
1456
1457}  // extern "C"
1458
1459}  // namespace android
1460