2 * Copyright 2012 Michael Chen <omxcodec@gmail.com>
3 * Copyright 2015 The CyanogenMod Project
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
18 //#define LOG_NDEBUG 0
19 #define LOG_TAG "FFmpegExtractor"
20 #include <utils/Log.h>
23 #include <limits.h> /* INT_MAX */
25 #include <sys/prctl.h>
27 #include <utils/misc.h>
28 #include <utils/String8.h>
29 #include <cutils/properties.h>
30 #include <media/stagefright/foundation/ABitReader.h>
31 #include <media/stagefright/foundation/ABuffer.h>
32 #include <media/stagefright/foundation/ADebug.h>
33 #include <media/stagefright/foundation/AMessage.h>
34 #include <media/stagefright/foundation/hexdump.h>
35 #include <media/stagefright/DataSource.h>
36 #include <media/stagefright/MediaBuffer.h>
37 #include <media/stagefright/foundation/ADebug.h>
38 #include <media/stagefright/MediaDefs.h>
39 #include <media/stagefright/MediaErrors.h>
40 #include <media/stagefright/MediaSource.h>
41 #include <media/stagefright/MetaData.h>
42 #include <media/stagefright/Utils.h>
43 #include "include/avc_utils.h"
45 #include "utils/codec_utils.h"
46 #include "utils/ffmpeg_cmdutils.h"
48 #include "FFmpegExtractor.h"
50 #define MAX_QUEUE_SIZE (40 * 1024 * 1024)
51 #define MIN_AUDIOQ_SIZE (2 * 1024 * 1024)
53 #define EXTRACTOR_MAX_PROBE_PACKETS 200
54 #define FF_MAX_EXTRADATA_SIZE ((1 << 28) - FF_INPUT_BUFFER_PADDING_SIZE)
56 #define WAIT_KEY_PACKET_AFTER_SEEK 1
57 #define SUPPOURT_UNKNOWN_FORMAT 1
60 #define DEBUG_READ_ENTRY 0
61 #define DEBUG_DISABLE_VIDEO 0
62 #define DEBUG_DISABLE_AUDIO 0
64 #define DEBUG_FORMATS 0
73 struct FFmpegSource : public MediaSource {
74 FFmpegSource(const sp<FFmpegExtractor> &extractor, size_t index);
76 virtual status_t start(MetaData *params);
77 virtual status_t stop();
78 virtual sp<MetaData> getFormat();
80 virtual status_t read(
81 MediaBuffer **buffer, const ReadOptions *options);
84 virtual ~FFmpegSource();
87 friend struct FFmpegExtractor;
89 sp<FFmpegExtractor> mExtractor;
92 enum AVMediaType mMediaType;
98 size_t mNALLengthSize;
104 int64_t mFirstKeyPktTimestamp;
108 DISALLOW_EVIL_CONSTRUCTORS(FFmpegSource);
111 ////////////////////////////////////////////////////////////////////////////////
113 FFmpegExtractor::FFmpegExtractor(const sp<DataSource> &source, const sp<AMessage> &meta)
114 : mDataSource(source),
117 mFFmpegInited(false),
119 mReaderThreadStarted(false),
120 mParsedMetadata(false) {
121 ALOGV("FFmpegExtractor::FFmpegExtractor");
123 fetchStuffsFromSniffedMeta(meta);
125 packet_queue_init(&mVideoQ);
126 packet_queue_init(&mAudioQ);
128 int err = initStreams();
130 ALOGE("failed to init ffmpeg");
134 // start reader here, as we want to extract extradata from bitstream if no extradata
137 while(mProbePkts <= EXTRACTOR_MAX_PROBE_PACKETS && !mEOF &&
138 (mFormatCtx->pb ? !mFormatCtx->pb->error : 1) &&
139 (mDefersToCreateVideoTrack || mDefersToCreateAudioTrack)) {
140 ALOGV("mProbePkts=%d", mProbePkts);
144 ALOGV("mProbePkts: %d, mEOF: %d, pb->error(if has): %d, mDefersToCreateVideoTrack: %d, mDefersToCreateAudioTrack: %d",
145 mProbePkts, mEOF, mFormatCtx->pb ? mFormatCtx->pb->error : 0, mDefersToCreateVideoTrack, mDefersToCreateAudioTrack);
150 FFmpegExtractor::~FFmpegExtractor() {
151 ALOGV("FFmpegExtractor::~FFmpegExtractor");
152 // stop reader here if no track!
155 Mutex::Autolock autoLock(mLock);
159 size_t FFmpegExtractor::countTracks() {
160 return mInitCheck == OK ? mTracks.size() : 0;
163 sp<MediaSource> FFmpegExtractor::getTrack(size_t index) {
164 ALOGV("FFmpegExtractor::getTrack[%d]", index);
166 if (mInitCheck != OK) {
170 if (index >= mTracks.size()) {
174 return new FFmpegSource(this, index);
177 sp<MetaData> FFmpegExtractor::getTrackMetaData(size_t index, uint32_t flags __unused) {
178 ALOGV("FFmpegExtractor::getTrackMetaData[%d]", index);
180 if (mInitCheck != OK) {
184 if (index >= mTracks.size()) {
188 /* Quick and dirty, just get a frame 1/4 in */
189 if (mTracks.itemAt(index).mIndex == mVideoStreamIdx &&
190 mFormatCtx->duration != AV_NOPTS_VALUE) {
191 mTracks.itemAt(index).mMeta->setInt64(
192 kKeyThumbnailTime, mFormatCtx->duration / 4);
195 return mTracks.itemAt(index).mMeta;
198 sp<MetaData> FFmpegExtractor::getMetaData() {
199 ALOGV("FFmpegExtractor::getMetaData");
201 if (mInitCheck != OK) {
205 if (!mParsedMetadata) {
206 parseMetadataTags(mFormatCtx, mMeta);
207 mParsedMetadata = true;
213 uint32_t FFmpegExtractor::flags() const {
214 ALOGV("FFmpegExtractor::flags");
216 if (mInitCheck != OK) {
220 uint32_t flags = CAN_PAUSE;
222 if (mFormatCtx->duration != AV_NOPTS_VALUE) {
223 flags |= CAN_SEEK_BACKWARD | CAN_SEEK_FORWARD | CAN_SEEK;
229 int FFmpegExtractor::check_extradata(AVCodecContext *avctx)
231 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
232 const char *name = NULL;
233 bool *defersToCreateTrack = NULL;
234 AVBitStreamFilterContext **bsfc = NULL;
237 if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
239 defersToCreateTrack = &mDefersToCreateVideoTrack;
240 } else if (avctx->codec_type == AVMEDIA_TYPE_AUDIO){
242 defersToCreateTrack = &mDefersToCreateAudioTrack;
245 codec_id = avctx->codec_id;
248 if (codec_id != AV_CODEC_ID_H264
249 && codec_id != AV_CODEC_ID_MPEG4
250 && codec_id != AV_CODEC_ID_MPEG1VIDEO
251 && codec_id != AV_CODEC_ID_MPEG2VIDEO
252 && codec_id != AV_CODEC_ID_AAC) {
256 // is extradata compatible with android?
257 if (codec_id != AV_CODEC_ID_AAC) {
258 int is_compatible = is_extradata_compatible_with_android(avctx);
259 if (!is_compatible) {
260 ALOGI("%s extradata is not compatible with android, should to extract it from bitstream",
261 av_get_media_type_string(avctx->codec_type));
262 *defersToCreateTrack = true;
263 *bsfc = NULL; // H264 don't need bsfc, only AAC?
269 if (codec_id == AV_CODEC_ID_AAC) {
270 name = "aac_adtstoasc";
273 if (avctx->extradata_size <= 0) {
274 ALOGI("No %s extradata found, should to extract it from bitstream",
275 av_get_media_type_string(avctx->codec_type));
276 *defersToCreateTrack = true;
277 //CHECK(name != NULL);
278 if (!*bsfc && name) {
279 *bsfc = av_bitstream_filter_init(name);
281 ALOGE("Cannot open the %s BSF!", name);
282 *defersToCreateTrack = false;
285 ALOGV("open the %s bsf", name);
295 void FFmpegExtractor::printTime(int64_t time)
297 int hours, mins, secs, us;
299 if (time == AV_NOPTS_VALUE)
302 secs = time / AV_TIME_BASE;
303 us = time % AV_TIME_BASE;
308 ALOGI("the time is %02d:%02d:%02d.%02d",
309 hours, mins, secs, (100 * us) / AV_TIME_BASE);
312 bool FFmpegExtractor::is_codec_supported(enum AVCodecID codec_id)
314 bool supported = false;
317 case AV_CODEC_ID_H264:
318 case AV_CODEC_ID_MPEG4:
319 case AV_CODEC_ID_H263:
320 case AV_CODEC_ID_H263P:
321 case AV_CODEC_ID_H263I:
322 case AV_CODEC_ID_AAC:
323 case AV_CODEC_ID_AC3:
324 case AV_CODEC_ID_MP2:
325 case AV_CODEC_ID_MP3:
326 case AV_CODEC_ID_MPEG1VIDEO:
327 case AV_CODEC_ID_MPEG2VIDEO:
328 case AV_CODEC_ID_WMV1:
329 case AV_CODEC_ID_WMV2:
330 case AV_CODEC_ID_WMV3:
331 case AV_CODEC_ID_VC1:
332 case AV_CODEC_ID_WMAV1:
333 case AV_CODEC_ID_WMAV2:
334 case AV_CODEC_ID_WMAPRO:
335 case AV_CODEC_ID_WMALOSSLESS:
336 case AV_CODEC_ID_RV20:
337 case AV_CODEC_ID_RV30:
338 case AV_CODEC_ID_RV40:
339 case AV_CODEC_ID_COOK:
340 case AV_CODEC_ID_APE:
341 case AV_CODEC_ID_DTS:
342 case AV_CODEC_ID_FLAC:
343 case AV_CODEC_ID_FLV1:
344 case AV_CODEC_ID_VORBIS:
345 case AV_CODEC_ID_HEVC:
350 ALOGD("unsuppoted codec(%s), but give it a chance",
351 avcodec_get_name(codec_id));
352 //Won't promise that the following codec id can be supported.
353 //Just give these codecs a chance.
361 sp<MetaData> FFmpegExtractor::setVideoFormat(AVStream *stream)
363 AVCodecContext *avctx = NULL;
364 sp<MetaData> meta = NULL;
366 avctx = stream->codec;
367 CHECK_EQ(avctx->codec_type, AVMEDIA_TYPE_VIDEO);
369 switch(avctx->codec_id) {
370 case AV_CODEC_ID_H264:
371 if (avctx->extradata[0] == 1) {
372 meta = setAVCFormat(avctx);
374 meta = setH264Format(avctx);
377 case AV_CODEC_ID_MPEG4:
378 meta = setMPEG4Format(avctx);
380 case AV_CODEC_ID_H263:
381 case AV_CODEC_ID_H263P:
382 case AV_CODEC_ID_H263I:
383 meta = setH263Format(avctx);
385 case AV_CODEC_ID_MPEG1VIDEO:
386 case AV_CODEC_ID_MPEG2VIDEO:
387 meta = setMPEG2VIDEOFormat(avctx);
389 case AV_CODEC_ID_VC1:
390 meta = setVC1Format(avctx);
392 case AV_CODEC_ID_WMV1:
393 meta = setWMV1Format(avctx);
395 case AV_CODEC_ID_WMV2:
396 meta = setWMV2Format(avctx);
398 case AV_CODEC_ID_WMV3:
399 meta = setWMV3Format(avctx);
401 case AV_CODEC_ID_RV20:
402 meta = setRV20Format(avctx);
404 case AV_CODEC_ID_RV30:
405 meta = setRV30Format(avctx);
407 case AV_CODEC_ID_RV40:
408 meta = setRV40Format(avctx);
410 case AV_CODEC_ID_FLV1:
411 meta = setFLV1Format(avctx);
413 case AV_CODEC_ID_HEVC:
414 meta = setHEVCFormat(avctx);
416 case AV_CODEC_ID_VP8:
417 meta = setVP8Format(avctx);
419 case AV_CODEC_ID_VP9:
420 meta = setVP9Format(avctx);
423 ALOGD("unsuppoted video codec(id:%d, name:%s), but give it a chance",
424 avctx->codec_id, avcodec_get_name(avctx->codec_id));
426 meta->setInt32(kKeyCodecId, avctx->codec_id);
427 meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_FFMPEG);
428 if (avctx->extradata_size > 0) {
429 meta->setData(kKeyRawCodecSpecificData, 0, avctx->extradata, avctx->extradata_size);
431 //CHECK(!"Should not be here. Unsupported codec.");
437 double theta = get_rotation(stream);
438 int rotationDegrees = 0;
440 if (fabs(theta - 90) < 1.0) {
441 rotationDegrees = 90;
442 } else if (fabs(theta - 180) < 1.0) {
443 rotationDegrees = 180;
444 } else if (fabs(theta - 270) < 1.0) {
445 rotationDegrees = 270;
447 if (rotationDegrees != 0) {
448 meta->setInt32(kKeyRotation, rotationDegrees);
456 if (avctx->sample_aspect_ratio.num == 0)
459 aspect_ratio = av_q2d(avctx->sample_aspect_ratio);
461 if (aspect_ratio <= 0.0)
463 aspect_ratio *= (float)avctx->width / (float)avctx->height;
465 /* XXX: we suppose the screen has a 1.0 pixel ratio */
466 height = avctx->height;
467 width = ((int)rint(height * aspect_ratio)) & ~1;
469 ALOGI("width: %d, height: %d, bit_rate: %d aspect ratio: %f",
470 avctx->width, avctx->height, avctx->bit_rate, aspect_ratio);
472 meta->setInt32(kKeyWidth, avctx->width);
473 meta->setInt32(kKeyHeight, avctx->height);
474 if ((width > 0) && (height > 0) &&
475 ((avctx->width != width || avctx->height != height))) {
476 meta->setInt32(kKeySARWidth, width);
477 meta->setInt32(kKeySARHeight, height);
478 ALOGI("SAR width: %d, SAR height: %d", width, height);
480 if (avctx->bit_rate > 0) {
481 meta->setInt32(kKeyBitRate, avctx->bit_rate);
483 meta->setCString('ffmt', findMatchingContainer(mFormatCtx->iformat->name));
484 setDurationMetaData(stream, meta);
490 sp<MetaData> FFmpegExtractor::setAudioFormat(AVStream *stream)
492 AVCodecContext *avctx = NULL;
493 sp<MetaData> meta = NULL;
495 avctx = stream->codec;
496 CHECK_EQ(avctx->codec_type, AVMEDIA_TYPE_AUDIO);
498 switch(avctx->codec_id) {
499 case AV_CODEC_ID_MP2:
500 meta = setMP2Format(avctx);
502 case AV_CODEC_ID_MP3:
503 meta = setMP3Format(avctx);
505 case AV_CODEC_ID_VORBIS:
506 meta = setVORBISFormat(avctx);
508 case AV_CODEC_ID_AC3:
509 meta = setAC3Format(avctx);
511 case AV_CODEC_ID_AAC:
512 meta = setAACFormat(avctx);
514 case AV_CODEC_ID_WMAV1:
515 meta = setWMAV1Format(avctx);
517 case AV_CODEC_ID_WMAV2:
518 meta = setWMAV2Format(avctx);
520 case AV_CODEC_ID_WMAPRO:
521 meta = setWMAProFormat(avctx);
523 case AV_CODEC_ID_WMALOSSLESS:
524 meta = setWMALossLessFormat(avctx);
526 case AV_CODEC_ID_COOK:
527 meta = setRAFormat(avctx);
529 case AV_CODEC_ID_APE:
530 meta = setAPEFormat(avctx);
532 case AV_CODEC_ID_DTS:
533 meta = setDTSFormat(avctx);
535 case AV_CODEC_ID_FLAC:
536 meta = setFLACFormat(avctx);
539 ALOGD("unsuppoted audio codec(id:%d, name:%s), but give it a chance",
540 avctx->codec_id, avcodec_get_name(avctx->codec_id));
542 meta->setInt32(kKeyCodecId, avctx->codec_id);
543 meta->setInt32(kKeyCodedSampleBits, avctx->bits_per_coded_sample);
544 meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_FFMPEG);
545 if (avctx->extradata_size > 0) {
546 meta->setData(kKeyRawCodecSpecificData, 0, avctx->extradata, avctx->extradata_size);
548 //CHECK(!"Should not be here. Unsupported codec.");
553 ALOGD("bit_rate: %d, sample_rate: %d, channels: %d, "
554 "bits_per_coded_sample: %d, block_align: %d "
555 "bits_per_raw_sample: %d, sample_format: %d",
556 avctx->bit_rate, avctx->sample_rate, avctx->channels,
557 avctx->bits_per_coded_sample, avctx->block_align,
558 avctx->bits_per_raw_sample, avctx->sample_fmt);
560 meta->setInt32(kKeyChannelCount, avctx->channels);
561 meta->setInt32(kKeyBitRate, avctx->bit_rate);
562 int32_t bits = avctx->bits_per_raw_sample > 0 ?
563 avctx->bits_per_raw_sample :
564 av_get_bytes_per_sample(avctx->sample_fmt) * 8;
565 meta->setInt32(kKeyBitsPerSample, bits > 0 ? bits : 16);
566 meta->setInt32(kKeySampleRate, avctx->sample_rate);
567 meta->setInt32(kKeyBlockAlign, avctx->block_align);
568 meta->setInt32(kKeySampleFormat, avctx->sample_fmt);
569 meta->setInt32('pfmt', to_android_audio_format(avctx->sample_fmt));
570 meta->setCString('ffmt', findMatchingContainer(mFormatCtx->iformat->name));
571 setDurationMetaData(stream, meta);
577 void FFmpegExtractor::setDurationMetaData(AVStream *stream, sp<MetaData> &meta)
579 AVCodecContext *avctx = stream->codec;
581 if (stream->duration != AV_NOPTS_VALUE) {
582 int64_t duration = av_rescale_q(stream->duration, stream->time_base, AV_TIME_BASE_Q);
584 const char *s = av_get_media_type_string(avctx->codec_type);
585 if (stream->start_time != AV_NOPTS_VALUE) {
586 ALOGV("%s startTime:%lld", s, stream->start_time);
588 ALOGV("%s startTime:N/A", s);
590 meta->setInt64(kKeyDuration, duration);
592 // default when no stream duration
593 meta->setInt64(kKeyDuration, mFormatCtx->duration);
597 int FFmpegExtractor::stream_component_open(int stream_index)
599 TrackInfo *trackInfo = NULL;
600 AVCodecContext *avctx = NULL;
601 sp<MetaData> meta = NULL;
602 bool supported = false;
604 const void *data = NULL;
608 ALOGI("stream_index: %d", stream_index);
609 if (stream_index < 0 || stream_index >= (int)mFormatCtx->nb_streams)
611 avctx = mFormatCtx->streams[stream_index]->codec;
613 supported = is_codec_supported(avctx->codec_id);
616 ALOGE("unsupport the codec(%s)", avcodec_get_name(avctx->codec_id));
618 } else if ((mFormatCtx->streams[stream_index]->disposition & AV_DISPOSITION_ATTACHED_PIC) ||
619 avctx->codec_tag == MKTAG('j', 'p', 'e', 'g')) {
620 ALOGD("not opening attached picture(%s)", avcodec_get_name(avctx->codec_id));
623 ALOGI("support the codec(%s) disposition(%x)", avcodec_get_name(avctx->codec_id), mFormatCtx->streams[stream_index]->disposition);
626 for (size_t i = 0; i < mTracks.size(); ++i) {
627 if (stream_index == mTracks.editItemAt(i).mIndex) {
628 ALOGE("this track already exists");
633 mFormatCtx->streams[stream_index]->discard = AVDISCARD_DEFAULT;
636 av_get_codec_tag_string(tagbuf, sizeof(tagbuf), avctx->codec_tag);
637 ALOGV("Tag %s/0x%08x with codec(%s)\n", tagbuf, avctx->codec_tag, avcodec_get_name(avctx->codec_id));
639 switch (avctx->codec_type) {
640 case AVMEDIA_TYPE_VIDEO:
641 if (mVideoStreamIdx == -1)
642 mVideoStreamIdx = stream_index;
643 if (mVideoStream == NULL)
644 mVideoStream = mFormatCtx->streams[stream_index];
646 ret = check_extradata(avctx);
649 // disable the stream
650 mVideoStreamIdx = -1;
652 packet_queue_flush(&mVideoQ);
653 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
658 if (avctx->extradata) {
659 ALOGV("video stream extradata:");
660 hexdump(avctx->extradata, avctx->extradata_size);
662 ALOGV("video stream no extradata, but we can ignore it.");
665 meta = setVideoFormat(mVideoStream);
667 ALOGE("setVideoFormat failed");
671 ALOGV("create a video track");
673 trackInfo = &mTracks.editItemAt(mTracks.size() - 1);
674 trackInfo->mIndex = stream_index;
675 trackInfo->mMeta = meta;
676 trackInfo->mStream = mVideoStream;
677 trackInfo->mQueue = &mVideoQ;
679 mDefersToCreateVideoTrack = false;
682 case AVMEDIA_TYPE_AUDIO:
683 if (mAudioStreamIdx == -1)
684 mAudioStreamIdx = stream_index;
685 if (mAudioStream == NULL)
686 mAudioStream = mFormatCtx->streams[stream_index];
688 ret = check_extradata(avctx);
691 // disable the stream
692 mAudioStreamIdx = -1;
694 packet_queue_flush(&mAudioQ);
695 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
700 if (avctx->extradata) {
701 ALOGV("audio stream extradata(%d):", avctx->extradata_size);
702 hexdump(avctx->extradata, avctx->extradata_size);
704 ALOGV("audio stream no extradata, but we can ignore it.");
707 meta = setAudioFormat(mAudioStream);
709 ALOGE("setAudioFormat failed");
713 ALOGV("create a audio track");
715 trackInfo = &mTracks.editItemAt(mTracks.size() - 1);
716 trackInfo->mIndex = stream_index;
717 trackInfo->mMeta = meta;
718 trackInfo->mStream = mAudioStream;
719 trackInfo->mQueue = &mAudioQ;
721 mDefersToCreateAudioTrack = false;
724 case AVMEDIA_TYPE_SUBTITLE:
726 CHECK(!"Should not be here. Unsupported media type.");
729 CHECK(!"Should not be here. Unsupported media type.");
735 void FFmpegExtractor::stream_component_close(int stream_index)
737 AVCodecContext *avctx;
739 if (stream_index < 0 || stream_index >= (int)mFormatCtx->nb_streams)
741 avctx = mFormatCtx->streams[stream_index]->codec;
743 switch (avctx->codec_type) {
744 case AVMEDIA_TYPE_VIDEO:
745 ALOGV("packet_queue_abort videoq");
746 packet_queue_abort(&mVideoQ);
747 ALOGV("packet_queue_end videoq");
748 packet_queue_flush(&mVideoQ);
750 case AVMEDIA_TYPE_AUDIO:
751 ALOGV("packet_queue_abort audioq");
752 packet_queue_abort(&mAudioQ);
753 ALOGV("packet_queue_end audioq");
754 packet_queue_flush(&mAudioQ);
756 case AVMEDIA_TYPE_SUBTITLE:
762 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
763 switch (avctx->codec_type) {
764 case AVMEDIA_TYPE_VIDEO:
766 mVideoStreamIdx = -1;
768 av_bitstream_filter_close(mVideoBsfc);
772 case AVMEDIA_TYPE_AUDIO:
774 mAudioStreamIdx = -1;
776 av_bitstream_filter_close(mAudioBsfc);
780 case AVMEDIA_TYPE_SUBTITLE:
787 void FFmpegExtractor::reachedEOS(enum AVMediaType media_type)
789 Mutex::Autolock autoLock(mLock);
791 if (media_type == AVMEDIA_TYPE_VIDEO) {
792 mVideoEOSReceived = true;
793 } else if (media_type == AVMEDIA_TYPE_AUDIO) {
794 mAudioEOSReceived = true;
799 /* seek in the stream */
800 int FFmpegExtractor::stream_seek(int64_t pos, enum AVMediaType media_type,
801 MediaSource::ReadOptions::SeekMode mode)
803 Mutex::Autolock _l(mLock);
805 if (mSeekIdx >= 0 || (mVideoStreamIdx >= 0
806 && mAudioStreamIdx >= 0
807 && media_type == AVMEDIA_TYPE_AUDIO
808 && !mVideoEOSReceived)) {
813 if (mAudioStreamIdx >= 0)
814 packet_queue_flush(&mAudioQ);
815 if (mVideoStreamIdx >= 0)
816 packet_queue_flush(&mVideoQ);
818 mSeekIdx = media_type == AVMEDIA_TYPE_VIDEO ? mVideoStreamIdx : mAudioStreamIdx;
821 //mSeekFlags &= ~AVSEEK_FLAG_BYTE;
822 //if (mSeekByBytes) {
823 // mSeekFlags |= AVSEEK_FLAG_BYTE;
827 case MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC:
831 case MediaSource::ReadOptions::SEEK_NEXT_SYNC:
833 mSeekMax = INT64_MAX;
835 case MediaSource::ReadOptions::SEEK_CLOSEST_SYNC:
837 mSeekMax = INT64_MAX;
839 case MediaSource::ReadOptions::SEEK_CLOSEST:
847 mCondition.wait(mLock);
852 int FFmpegExtractor::decode_interrupt_cb(void *ctx)
854 FFmpegExtractor *extractor = static_cast<FFmpegExtractor *>(ctx);
855 return extractor->mAbortRequest;
858 void FFmpegExtractor::fetchStuffsFromSniffedMeta(const sp<AMessage> &meta)
864 CHECK(meta->findString("extended-extractor-url", &url));
865 CHECK(url.c_str() != NULL);
866 CHECK(url.size() < PATH_MAX);
868 memcpy(mFilename, url.c_str(), url.size());
869 mFilename[url.size()] = '\0';
872 CHECK(meta->findString("extended-extractor-mime", &mime));
873 CHECK(mime.c_str() != NULL);
874 mMeta->setCString(kKeyMIMEType, mime.c_str());
877 void FFmpegExtractor::setFFmpegDefaultOpts()
880 #if DEBUG_DISABLE_VIDEO
885 #if DEBUG_DISABLE_AUDIO
891 mSeekByBytes = 0; /* seek by bytes 0=off 1=on -1=auto" */
892 mDuration = AV_NOPTS_VALUE;
893 mSeekPos = AV_NOPTS_VALUE;
894 mSeekMin = INT64_MIN;
895 mSeekMax = INT64_MAX;
898 mVideoStreamIdx = -1;
899 mAudioStreamIdx = -1;
902 mDefersToCreateVideoTrack = false;
903 mDefersToCreateAudioTrack = false;
916 int FFmpegExtractor::initStreams()
920 status_t status = UNKNOWN_ERROR;
922 int ret = 0, audio_ret = -1, video_ret = -1;
923 int pkt_in_play_range = 0;
924 AVDictionaryEntry *t = NULL;
925 AVDictionary **opts = NULL;
926 int orig_nb_streams = 0;
927 int st_index[AVMEDIA_TYPE_NB] = {0};
928 int wanted_stream[AVMEDIA_TYPE_NB] = {0};
929 st_index[AVMEDIA_TYPE_AUDIO] = -1;
930 st_index[AVMEDIA_TYPE_VIDEO] = -1;
931 wanted_stream[AVMEDIA_TYPE_AUDIO] = -1;
932 wanted_stream[AVMEDIA_TYPE_VIDEO] = -1;
933 AVDictionary *format_opts = NULL, *codec_opts = NULL;
934 const char *mime = NULL;
936 setFFmpegDefaultOpts();
938 status = initFFmpeg();
943 mFFmpegInited = true;
945 mFormatCtx = avformat_alloc_context();
948 ALOGE("oom for alloc avformat context");
952 mFormatCtx->interrupt_callback.callback = decode_interrupt_cb;
953 mFormatCtx->interrupt_callback.opaque = this;
954 ALOGV("mFilename: %s", mFilename);
955 err = avformat_open_input(&mFormatCtx, mFilename, NULL, &format_opts);
957 ALOGE("%s: avformat_open_input failed, err:%s", mFilename, av_err2str(err));
962 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
963 ALOGE("Option %s not found.\n", t->key);
964 //ret = AVERROR_OPTION_NOT_FOUND;
966 av_dict_free(&format_opts);
970 av_dict_free(&format_opts);
973 mFormatCtx->flags |= AVFMT_FLAG_GENPTS;
975 opts = setup_find_stream_info_opts(mFormatCtx, codec_opts);
976 orig_nb_streams = mFormatCtx->nb_streams;
978 err = avformat_find_stream_info(mFormatCtx, opts);
980 ALOGE("%s: could not find stream info, err:%s", mFilename, av_err2str(err));
984 for (i = 0; i < orig_nb_streams; i++)
985 av_dict_free(&opts[i]);
989 mFormatCtx->pb->eof_reached = 0; // FIXME hack, ffplay maybe should not use url_feof() to test for the end
991 if (mSeekByBytes < 0)
992 mSeekByBytes = !!(mFormatCtx->iformat->flags & AVFMT_TS_DISCONT)
993 && strcmp("ogg", mFormatCtx->iformat->name);
995 for (i = 0; i < (int)mFormatCtx->nb_streams; i++)
996 mFormatCtx->streams[i]->discard = AVDISCARD_ALL;
998 st_index[AVMEDIA_TYPE_VIDEO] =
999 av_find_best_stream(mFormatCtx, AVMEDIA_TYPE_VIDEO,
1000 wanted_stream[AVMEDIA_TYPE_VIDEO], -1, NULL, 0);
1002 st_index[AVMEDIA_TYPE_AUDIO] =
1003 av_find_best_stream(mFormatCtx, AVMEDIA_TYPE_AUDIO,
1004 wanted_stream[AVMEDIA_TYPE_AUDIO],
1005 st_index[AVMEDIA_TYPE_VIDEO],
1008 av_dump_format(mFormatCtx, 0, mFilename, 0);
1011 if (mFormatCtx->duration != AV_NOPTS_VALUE &&
1012 mFormatCtx->start_time != AV_NOPTS_VALUE) {
1013 int hours, mins, secs, us;
1015 ALOGV("file startTime: %lld", mFormatCtx->start_time);
1017 mDuration = mFormatCtx->duration;
1019 secs = mDuration / AV_TIME_BASE;
1020 us = mDuration % AV_TIME_BASE;
1025 ALOGI("the duration is %02d:%02d:%02d.%02d",
1026 hours, mins, secs, (100 * us) / AV_TIME_BASE);
1029 if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
1030 audio_ret = stream_component_open(st_index[AVMEDIA_TYPE_AUDIO]);
1032 packet_queue_start(&mAudioQ);
1035 if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) {
1036 video_ret = stream_component_open(st_index[AVMEDIA_TYPE_VIDEO]);
1038 packet_queue_start(&mVideoQ);
1041 if ( audio_ret < 0 && video_ret < 0) {
1042 ALOGE("%s: could not open codecs\n", mFilename);
1053 void FFmpegExtractor::deInitStreams()
1055 packet_queue_destroy(&mVideoQ);
1056 packet_queue_destroy(&mAudioQ);
1059 avformat_close_input(&mFormatCtx);
1062 if (mFFmpegInited) {
1067 status_t FFmpegExtractor::startReaderThread() {
1068 ALOGV("Starting reader thread");
1070 if (mReaderThreadStarted)
1073 pthread_attr_t attr;
1074 pthread_attr_init(&attr);
1075 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
1077 ALOGD("Reader thread starting");
1079 pthread_create(&mReaderThread, &attr, ReaderWrapper, this);
1080 pthread_attr_destroy(&attr);
1082 mReaderThreadStarted = true;
1083 mCondition.signal();
1088 void FFmpegExtractor::stopReaderThread() {
1089 ALOGV("Stopping reader thread");
1093 if (!mReaderThreadStarted) {
1094 ALOGD("Reader thread have been stopped");
1100 mCondition.signal();
1102 /* close each stream */
1103 if (mAudioStreamIdx >= 0)
1104 stream_component_close(mAudioStreamIdx);
1105 if (mVideoStreamIdx >= 0)
1106 stream_component_close(mVideoStreamIdx);
1109 pthread_join(mReaderThread, NULL);
1113 avformat_close_input(&mFormatCtx);
1116 mReaderThreadStarted = false;
1117 ALOGD("Reader thread stopped");
1123 void *FFmpegExtractor::ReaderWrapper(void *me) {
1124 ((FFmpegExtractor *)me)->readerEntry();
1129 void FFmpegExtractor::readerEntry() {
1131 AVPacket pkt1, *pkt = &pkt1;
1133 int pkt_in_play_range = 0;
1137 pid_t tid = gettid();
1138 androidSetThreadPriority(tid,
1139 mVideoStreamIdx >= 0 ? ANDROID_PRIORITY_NORMAL : ANDROID_PRIORITY_AUDIO);
1140 prctl(PR_SET_NAME, (unsigned long)"FFmpegExtractor Thread", 0, 0, 0);
1142 ALOGV("FFmpegExtractor wait for signal");
1143 while (!mReaderThreadStarted && !mAbortRequest) {
1144 mCondition.wait(mLock);
1146 ALOGV("FFmpegExtractor ready to run");
1148 if (mAbortRequest) {
1152 mVideoEOSReceived = false;
1153 mAudioEOSReceived = false;
1155 while (!mAbortRequest) {
1157 if (mPaused != mLastPaused) {
1158 mLastPaused = mPaused;
1160 mReadPauseReturn = av_read_pause(mFormatCtx);
1162 av_read_play(mFormatCtx);
1164 #if CONFIG_RTSP_DEMUXER || CONFIG_MMSH_PROTOCOL
1166 (!strcmp(mFormatCtx->iformat->name, "rtsp") ||
1167 (mFormatCtx->pb && !strncmp(mFilename, "mmsh:", 5)))) {
1168 /* wait 10 ms to avoid trying to get another packet */
1175 if (mSeekIdx >= 0) {
1176 Mutex::Autolock _l(mLock);
1177 ALOGV("readerEntry, mSeekIdx: %d mSeekPos: %lld (%lld/%lld)", mSeekIdx, mSeekPos, mSeekMin, mSeekMax);
1178 ret = avformat_seek_file(mFormatCtx, -1, mSeekMin, mSeekPos, mSeekMax, 0);
1180 ALOGE("%s: error while seeking", mFormatCtx->filename);
1181 avformat_seek_file(mFormatCtx, -1, 0, 0, 0, 0);
1183 if (mAudioStreamIdx >= 0) {
1184 packet_queue_flush(&mAudioQ);
1185 packet_queue_put(&mAudioQ, &mAudioQ.flush_pkt);
1187 if (mVideoStreamIdx >= 0) {
1188 packet_queue_flush(&mVideoQ);
1189 packet_queue_put(&mVideoQ, &mVideoQ.flush_pkt);
1193 mCondition.signal();
1196 /* if the queue are full, no need to read more */
1197 if ( mAudioQ.size + mVideoQ.size > MAX_QUEUE_SIZE
1198 || ( (mAudioQ .size > MIN_AUDIOQ_SIZE || mAudioStreamIdx < 0)
1199 && (mVideoQ .nb_packets > MIN_FRAMES || mVideoStreamIdx < 0))) {
1200 #if DEBUG_READ_ENTRY
1201 ALOGV("readerEntry, full(wtf!!!), mVideoQ.size: %d, mVideoQ.nb_packets: %d, mAudioQ.size: %d, mAudioQ.nb_packets: %d",
1202 mVideoQ.size, mVideoQ.nb_packets, mAudioQ.size, mAudioQ.nb_packets);
1204 // avoid deadlock, the audio and video data in the video is offset too large.
1205 if ((mAudioQ.size == 0) && mAudioQ.wait_for_data) {
1206 ALOGE("abort audio queue, since offset to video data too large");
1207 packet_queue_abort(&mAudioQ);
1209 if ((mVideoQ.size == 0) && mVideoQ.wait_for_data) {
1210 ALOGE("abort video queue, since offset to audio data too large");
1211 packet_queue_abort(&mVideoQ);
1214 mExtractorMutex.lock();
1215 mCondition.waitRelative(mExtractorMutex, milliseconds(10));
1216 mExtractorMutex.unlock();
1221 if (mVideoStreamIdx >= 0) {
1222 packet_queue_put_nullpacket(&mVideoQ, mVideoStreamIdx);
1224 if (mAudioStreamIdx >= 0) {
1225 packet_queue_put_nullpacket(&mAudioQ, mAudioStreamIdx);
1228 mExtractorMutex.lock();
1229 mCondition.waitRelative(mExtractorMutex, milliseconds(10));
1231 mExtractorMutex.unlock();
1235 ret = av_read_frame(mFormatCtx, pkt);
1241 if (mFormatCtx->pb && mFormatCtx->pb->error &&
1242 mFormatCtx->pb->error != ERROR_END_OF_STREAM) {
1243 ALOGE("mFormatCtx->pb->error: %d", mFormatCtx->pb->error);
1247 mExtractorMutex.lock();
1248 mCondition.waitRelative(mExtractorMutex, milliseconds(10));
1249 mExtractorMutex.unlock();
1253 if (pkt->stream_index == mVideoStreamIdx) {
1254 if (mDefersToCreateVideoTrack) {
1255 AVCodecContext *avctx = mFormatCtx->streams[mVideoStreamIdx]->codec;
1257 int i = parser_split(avctx, pkt->data, pkt->size);
1258 if (i > 0 && i < FF_MAX_EXTRADATA_SIZE) {
1259 if (avctx->extradata)
1260 av_freep(&avctx->extradata);
1261 avctx->extradata_size= i;
1262 avctx->extradata = (uint8_t *)av_malloc(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
1263 if (!avctx->extradata) {
1264 //return AVERROR(ENOMEM);
1265 ret = AVERROR(ENOMEM);
1268 // sps + pps(there may be sei in it)
1269 memcpy(avctx->extradata, pkt->data, avctx->extradata_size);
1270 memset(avctx->extradata + i, 0, FF_INPUT_BUFFER_PADDING_SIZE);
1272 av_packet_unref(pkt);
1276 stream_component_open(mVideoStreamIdx);
1277 if (!mDefersToCreateVideoTrack)
1278 ALOGI("probe packet counter: %d when create video track ok", mProbePkts);
1279 if (mProbePkts == EXTRACTOR_MAX_PROBE_PACKETS)
1280 ALOGI("probe packet counter to max: %d, create video track: %d",
1281 mProbePkts, !mDefersToCreateVideoTrack);
1283 } else if (pkt->stream_index == mAudioStreamIdx) {
1287 AVCodecContext *avctx = mFormatCtx->streams[mAudioStreamIdx]->codec;
1288 if (mAudioBsfc && pkt && pkt->data) {
1289 ret = av_bitstream_filter_filter(mAudioBsfc, avctx, NULL, &outbuf, &outbuf_size,
1290 pkt->data, pkt->size, pkt->flags & AV_PKT_FLAG_KEY);
1292 if (ret < 0 ||!outbuf_size) {
1293 av_packet_unref(pkt);
1296 if (outbuf && outbuf != pkt->data) {
1297 memmove(pkt->data, outbuf, outbuf_size);
1298 pkt->size = outbuf_size;
1301 if (mDefersToCreateAudioTrack) {
1302 if (avctx->extradata_size <= 0) {
1303 av_packet_unref(pkt);
1306 stream_component_open(mAudioStreamIdx);
1307 if (!mDefersToCreateAudioTrack)
1308 ALOGI("probe packet counter: %d when create audio track ok", mProbePkts);
1309 if (mProbePkts == EXTRACTOR_MAX_PROBE_PACKETS)
1310 ALOGI("probe packet counter to max: %d, create audio track: %d",
1311 mProbePkts, !mDefersToCreateAudioTrack);
1315 if (pkt->stream_index == mAudioStreamIdx) {
1316 packet_queue_put(&mAudioQ, pkt);
1317 } else if (pkt->stream_index == mVideoStreamIdx) {
1318 packet_queue_put(&mVideoQ, pkt);
1320 av_packet_unref(pkt);
1327 ALOGV("FFmpegExtractor exit thread(readerEntry)");
1330 ////////////////////////////////////////////////////////////////////////////////
1332 FFmpegSource::FFmpegSource(
1333 const sp<FFmpegExtractor> &extractor, size_t index)
1334 : mExtractor(extractor),
1339 mStream(mExtractor->mTracks.itemAt(index).mStream),
1340 mQueue(mExtractor->mTracks.itemAt(index).mQueue),
1341 mLastPTS(AV_NOPTS_VALUE),
1342 mTargetTime(AV_NOPTS_VALUE) {
1343 sp<MetaData> meta = mExtractor->mTracks.itemAt(index).mMeta;
1346 AVCodecContext *avctx = mStream->codec;
1348 /* Parse codec specific data */
1349 if (avctx->codec_id == AV_CODEC_ID_H264
1350 && avctx->extradata_size > 0
1351 && avctx->extradata[0] == 1) {
1357 CHECK(meta->findData(kKeyAVCC, &type, &data, &size));
1359 const uint8_t *ptr = (const uint8_t *)data;
1362 CHECK_EQ((unsigned)ptr[0], 1u); // configurationVersion == 1
1364 // The number of bytes used to encode the length of a NAL unit.
1365 mNALLengthSize = 1 + (ptr[4] & 3);
1367 ALOGV("the stream is AVC, the length of a NAL unit: %d", mNALLengthSize);
1370 } else if (avctx->codec_id == AV_CODEC_ID_HEVC
1371 && avctx->extradata_size > 3
1372 && (avctx->extradata[0] || avctx->extradata[1] ||
1373 avctx->extradata[2] > 1)) {
1374 /* It seems the extradata is encoded as hvcC format.
1375 * Temporarily, we support configurationVersion==0 until 14496-15 3rd
1376 * is finalized. When finalized, configurationVersion will be 1 and we
1377 * can recognize hvcC by checking if avctx->extradata[0]==1 or not. */
1383 CHECK(meta->findData(kKeyHVCC, &type, &data, &size));
1385 const uint8_t *ptr = (const uint8_t *)data;
1388 //CHECK_EQ((unsigned)ptr[0], 1u); // configurationVersion == 1
1390 // The number of bytes used to encode the length of a NAL unit.
1391 mNALLengthSize = 1 + (ptr[21] & 3);
1393 ALOGD("the stream is HEVC, the length of a NAL unit: %d", mNALLengthSize);
1400 mMediaType = mStream->codec->codec_type;
1401 mFirstKeyPktTimestamp = AV_NOPTS_VALUE;
1404 FFmpegSource::~FFmpegSource() {
1405 ALOGV("FFmpegSource::~FFmpegSource %s",
1406 av_get_media_type_string(mMediaType));
1410 status_t FFmpegSource::start(MetaData * /* params */) {
1411 ALOGV("FFmpegSource::start %s",
1412 av_get_media_type_string(mMediaType));
1416 status_t FFmpegSource::stop() {
1417 ALOGV("FFmpegSource::stop %s",
1418 av_get_media_type_string(mMediaType));
1422 sp<MetaData> FFmpegSource::getFormat() {
1423 return mExtractor->mTracks.itemAt(mTrackIndex).mMeta;;
1426 status_t FFmpegSource::read(
1427 MediaBuffer **buffer, const ReadOptions *options) {
1431 bool seeking = false;
1432 bool waitKeyPkt = false;
1433 ReadOptions::SeekMode mode;
1434 int64_t pktTS = AV_NOPTS_VALUE;
1435 int64_t seekTimeUs = AV_NOPTS_VALUE;
1436 int64_t timeUs = AV_NOPTS_VALUE;
1438 status_t status = OK;
1439 int max_negative_time_frame = 100;
1441 int64_t startTimeUs = mStream->start_time == AV_NOPTS_VALUE ? 0 :
1442 av_rescale_q(mStream->start_time, mStream->time_base, AV_TIME_BASE_Q);
1444 if (options && options->getSeekTo(&seekTimeUs, &mode)) {
1445 int64_t seekPTS = seekTimeUs;
1446 ALOGV("~~~%s seekTimeUs: %lld, seekPTS: %lld, mode: %d", av_get_media_type_string(mMediaType), seekTimeUs, seekPTS, mode);
1447 /* add the stream start time */
1448 if (mStream->start_time != AV_NOPTS_VALUE) {
1449 seekPTS += startTimeUs;
1451 ALOGV("~~~%s seekTimeUs[+startTime]: %lld, mode: %d start_time=%lld", av_get_media_type_string(mMediaType), seekPTS, mode, startTimeUs);
1452 seeking = (mExtractor->stream_seek(seekPTS, mMediaType, mode) == SEEK);
1456 if (packet_queue_get(mQueue, &pkt, 1) < 0) {
1457 ALOGD("read %s abort reqeust", av_get_media_type_string(mMediaType));
1458 mExtractor->reachedEOS(mMediaType);
1459 return ERROR_END_OF_STREAM;
1463 if (pkt.data != mQueue->flush_pkt.data) {
1464 av_packet_unref(&pkt);
1468 #if WAIT_KEY_PACKET_AFTER_SEEK
1474 if (pkt.data == mQueue->flush_pkt.data) {
1475 ALOGV("read %s flush pkt", av_get_media_type_string(mMediaType));
1476 av_packet_unref(&pkt);
1477 mFirstKeyPktTimestamp = AV_NOPTS_VALUE;
1479 } else if (pkt.data == NULL && pkt.size == 0) {
1480 ALOGD("read %s eos pkt", av_get_media_type_string(mMediaType));
1481 av_packet_unref(&pkt);
1482 mExtractor->reachedEOS(mMediaType);
1483 return ERROR_END_OF_STREAM;
1486 key = pkt.flags & AV_PKT_FLAG_KEY ? 1 : 0;
1487 pktTS = pkt.pts == AV_NOPTS_VALUE ? pkt.dts : pkt.pts;
1491 ALOGV("drop the non-key packet");
1492 av_packet_unref(&pkt);
1495 ALOGV("~~~~~~ got the key packet");
1500 if (pktTS != AV_NOPTS_VALUE && mFirstKeyPktTimestamp == AV_NOPTS_VALUE) {
1501 // update the first key timestamp
1502 mFirstKeyPktTimestamp = pktTS;
1505 MediaBuffer *mediaBuffer = new MediaBuffer(pkt.size + FF_INPUT_BUFFER_PADDING_SIZE);
1506 mediaBuffer->meta_data()->clear();
1507 mediaBuffer->set_range(0, pkt.size);
1510 if ((mIsAVC || mIsHEVC) && mNal2AnnexB) {
1511 /* This only works for NAL sizes 3-4 */
1512 if ((mNALLengthSize != 3) && (mNALLengthSize != 4)) {
1513 ALOGE("cannot use convertNal2AnnexB, nal size: %d", mNALLengthSize);
1514 mediaBuffer->release();
1516 av_packet_unref(&pkt);
1517 return ERROR_MALFORMED;
1520 uint8_t *dst = (uint8_t *)mediaBuffer->data();
1521 /* Convert H.264 NAL format to annex b */
1522 status = convertNal2AnnexB(dst, pkt.size, pkt.data, pkt.size, mNALLengthSize);
1524 ALOGE("convertNal2AnnexB failed");
1525 mediaBuffer->release();
1527 av_packet_unref(&pkt);
1528 return ERROR_MALFORMED;
1531 memcpy(mediaBuffer->data(), pkt.data, pkt.size);
1534 if (pktTS != AV_NOPTS_VALUE)
1535 timeUs = av_rescale_q(pktTS, mStream->time_base, AV_TIME_BASE_Q) - startTimeUs;
1537 timeUs = SF_NOPTS_VALUE; //FIXME AV_NOPTS_VALUE is negative, but stagefright need positive
1539 // Negative timestamp will cause crash for media_server
1540 // in OMXCodec.cpp CHECK(lastBufferTimeUs >= 0).
1541 // And we should not get negative timestamp
1543 ALOGE("negative timestamp encounter: time: %" PRId64
1544 " startTimeUs: %" PRId64
1545 " packet dts: %" PRId64
1546 " packet pts: %" PRId64
1547 , timeUs, startTimeUs, pkt.dts, pkt.pts);
1548 mediaBuffer->release();
1550 av_packet_unref(&pkt);
1551 if (max_negative_time_frame-- > 0) {
1554 ALOGE("too many negative timestamp packets, abort decoding");
1555 return ERROR_MALFORMED;
1559 // predict the next PTS to use for exact-frame seek below
1560 int64_t nextPTS = AV_NOPTS_VALUE;
1561 if (mLastPTS != AV_NOPTS_VALUE && timeUs > mLastPTS) {
1562 nextPTS = timeUs + (timeUs - mLastPTS);
1564 } else if (mLastPTS == AV_NOPTS_VALUE) {
1569 if (pktTS != AV_NOPTS_VALUE)
1570 ALOGV("read %s pkt, size:%d, key:%d, pktPTS: %lld, pts:%lld, dts:%lld, timeUs[-startTime]:%lld us (%.2f secs) start_time=%lld",
1571 av_get_media_type_string(mMediaType), pkt.size, key, pktTS, pkt.pts, pkt.dts, timeUs, timeUs/1E6, startTimeUs);
1573 ALOGV("read %s pkt, size:%d, key:%d, pts:N/A, dts:N/A, timeUs[-startTime]:N/A",
1574 av_get_media_type_string(mMediaType), pkt.size, key);
1577 mediaBuffer->meta_data()->setInt64(kKeyTime, timeUs);
1578 mediaBuffer->meta_data()->setInt32(kKeyIsSyncFrame, key);
1580 // deal with seek-to-exact-frame, we might be off a bit and Stagefright will assert on us
1581 if (seekTimeUs != AV_NOPTS_VALUE && timeUs < seekTimeUs &&
1582 mode == MediaSource::ReadOptions::SEEK_CLOSEST) {
1583 mTargetTime = seekTimeUs;
1584 mediaBuffer->meta_data()->setInt64(kKeyTargetTime, seekTimeUs);
1587 if (mTargetTime != AV_NOPTS_VALUE) {
1588 if (timeUs == mTargetTime) {
1589 mTargetTime = AV_NOPTS_VALUE;
1590 } else if (nextPTS != AV_NOPTS_VALUE && nextPTS > mTargetTime) {
1591 ALOGV("adjust target frame time to %lld", timeUs);
1592 mediaBuffer->meta_data()->setInt64(kKeyTime, mTargetTime);
1593 mTargetTime = AV_NOPTS_VALUE;
1597 *buffer = mediaBuffer;
1599 av_packet_unref(&pkt);
1604 ////////////////////////////////////////////////////////////////////////////////
1608 const char *container;
1611 static formatmap FILE_FORMATS[] = {
1612 {"mpeg", MEDIA_MIMETYPE_CONTAINER_MPEG2PS },
1613 {"mpegts", MEDIA_MIMETYPE_CONTAINER_TS },
1614 {"mov,mp4,m4a,3gp,3g2,mj2", MEDIA_MIMETYPE_CONTAINER_MPEG4 },
1615 {"matroska,webm", MEDIA_MIMETYPE_CONTAINER_MATROSKA },
1616 {"asf", MEDIA_MIMETYPE_CONTAINER_ASF },
1617 {"rm", MEDIA_MIMETYPE_CONTAINER_RM },
1618 {"flv", MEDIA_MIMETYPE_CONTAINER_FLV },
1619 {"swf", MEDIA_MIMETYPE_CONTAINER_FLV },
1620 {"avi", MEDIA_MIMETYPE_CONTAINER_AVI },
1621 {"ape", MEDIA_MIMETYPE_CONTAINER_APE },
1622 {"dts", MEDIA_MIMETYPE_CONTAINER_DTS },
1623 {"flac", MEDIA_MIMETYPE_CONTAINER_FLAC },
1624 {"ac3", MEDIA_MIMETYPE_AUDIO_AC3 },
1625 {"mp3", MEDIA_MIMETYPE_AUDIO_MPEG },
1626 {"wav", MEDIA_MIMETYPE_CONTAINER_WAV },
1627 {"ogg", MEDIA_MIMETYPE_CONTAINER_OGG },
1628 {"vc1", MEDIA_MIMETYPE_CONTAINER_VC1 },
1629 {"hevc", MEDIA_MIMETYPE_CONTAINER_HEVC },
1630 {"divx", MEDIA_MIMETYPE_CONTAINER_DIVX },
1633 static AVCodecContext* getCodecContext(AVFormatContext *ic, AVMediaType codec_type)
1635 unsigned int idx = 0;
1636 AVCodecContext *avctx = NULL;
1638 for (idx = 0; idx < ic->nb_streams; idx++) {
1639 if (ic->streams[idx]->disposition & AV_DISPOSITION_ATTACHED_PIC) {
1640 // FFMPEG converts album art to MJPEG, but we don't want to
1641 // include that in the parsing as MJPEG is not supported by
1642 // Android, which forces the media to be extracted by FFMPEG
1643 // while in fact, Android supports it.
1647 avctx = ic->streams[idx]->codec;
1648 if (avctx->codec_tag == MKTAG('j', 'p', 'e', 'g')) {
1649 // Sometimes the disposition isn't set
1652 if (avctx->codec_type == codec_type) {
1660 static enum AVCodecID getCodecId(AVFormatContext *ic, AVMediaType codec_type)
1662 AVCodecContext *avctx = getCodecContext(ic, codec_type);
1663 return avctx == NULL ? AV_CODEC_ID_NONE : avctx->codec_id;
1666 static bool hasAudioCodecOnly(AVFormatContext *ic)
1668 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1669 bool haveVideo = false;
1670 bool haveAudio = false;
1672 if (getCodecId(ic, AVMEDIA_TYPE_VIDEO) != AV_CODEC_ID_NONE) {
1675 if (getCodecId(ic, AVMEDIA_TYPE_AUDIO) != AV_CODEC_ID_NONE) {
1679 if (!haveVideo && haveAudio) {
1686 //FIXME all codecs: frameworks/av/media/libstagefright/codecs/*
1687 static bool isCodecSupportedByStagefright(enum AVCodecID codec_id)
1689 bool supported = false;
1693 case AV_CODEC_ID_HEVC:
1694 case AV_CODEC_ID_H264:
1695 case AV_CODEC_ID_MPEG4:
1696 case AV_CODEC_ID_H263:
1697 case AV_CODEC_ID_H263P:
1698 case AV_CODEC_ID_H263I:
1699 case AV_CODEC_ID_VP6:
1700 case AV_CODEC_ID_VP8:
1701 case AV_CODEC_ID_VP9:
1703 case AV_CODEC_ID_AAC:
1704 case AV_CODEC_ID_MP3:
1705 case AV_CODEC_ID_AMR_NB:
1706 case AV_CODEC_ID_AMR_WB:
1707 case AV_CODEC_ID_VORBIS:
1708 case AV_CODEC_ID_PCM_MULAW: //g711
1709 case AV_CODEC_ID_PCM_ALAW: //g711
1710 case AV_CODEC_ID_GSM_MS:
1711 case AV_CODEC_ID_PCM_U8:
1712 case AV_CODEC_ID_PCM_S16LE:
1713 case AV_CODEC_ID_PCM_S24LE:
1721 ALOGD("%ssuppoted codec(%s) by official Stagefright",
1722 (supported ? "" : "un"),
1723 avcodec_get_name(codec_id));
1728 static void adjustMPEG4Confidence(AVFormatContext *ic, float *confidence, bool isStreaming)
1730 AVDictionary *tags = NULL;
1731 AVDictionaryEntry *tag = NULL;
1732 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1733 bool is_mov = false;
1736 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1737 if (codec_id != AV_CODEC_ID_NONE
1738 && codec_id != AV_CODEC_ID_HEVC
1739 && codec_id != AV_CODEC_ID_H264
1740 && codec_id != AV_CODEC_ID_MPEG4
1741 && codec_id != AV_CODEC_ID_H263
1742 && codec_id != AV_CODEC_ID_H263P
1743 && codec_id != AV_CODEC_ID_H263I) {
1744 //the MEDIA_MIMETYPE_CONTAINER_MPEG4 of confidence is 0.4f
1745 ALOGI("[mp4]video codec(%s), confidence should be larger than MPEG4Extractor",
1746 avcodec_get_name(codec_id));
1747 *confidence = 0.41f;
1750 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1751 if (codec_id != AV_CODEC_ID_NONE
1752 && codec_id != AV_CODEC_ID_MP3
1753 && codec_id != AV_CODEC_ID_AAC
1754 && codec_id != AV_CODEC_ID_AMR_NB
1755 && codec_id != AV_CODEC_ID_AMR_WB) {
1756 ALOGI("[mp4]audio codec(%s), confidence should be larger than MPEG4Extractor",
1757 avcodec_get_name(codec_id));
1758 *confidence = 0.41f;
1762 tags = ic->metadata;
1763 //NOTE: You can use command to show these tags,
1764 //e.g. "ffprobe -show_format 2012.mov"
1765 tag = av_dict_get(tags, "major_brand", NULL, 0);
1767 ALOGV("major_brand tag is:%s", tag->value);
1769 //when MEDIA_MIMETYPE_CONTAINER_MPEG4
1770 //WTF, MPEG4Extractor.cpp can not extractor mov format
1771 //NOTE: isCompatibleBrand(MPEG4Extractor.cpp)
1772 // Won't promise that the following file types can be played.
1773 // Just give these file types a chance.
1774 // FOURCC('q', 't', ' ', ' '), // Apple's QuickTime
1776 if (!strcmp(tag->value, "qt ")) {
1777 ALOGI("[mp4]format is mov, confidence should be larger than mpeg4");
1778 *confidence = 0.41f;
1782 if (isStreaming && !is_mov) {
1783 ALOGI("support container: video/mp4, but it is caching data source, "
1784 "Don't use ffmpegextractor");
1785 *confidence = 0; // MP4 and streaming, use AOSP
1789 static void adjustMPEG2PSConfidence(AVFormatContext *ic, float *confidence)
1791 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1793 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1794 if (codec_id != AV_CODEC_ID_NONE
1795 && codec_id != AV_CODEC_ID_H264
1796 && codec_id != AV_CODEC_ID_MPEG4
1797 && codec_id != AV_CODEC_ID_MPEG1VIDEO
1798 && codec_id != AV_CODEC_ID_MPEG2VIDEO) {
1799 //the MEDIA_MIMETYPE_CONTAINER_MPEG2TS of confidence is 0.25f
1800 ALOGI("[mpeg2ps]video codec(%s), confidence should be larger than MPEG2PSExtractor",
1801 avcodec_get_name(codec_id));
1802 *confidence = 0.26f;
1805 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1806 if (codec_id != AV_CODEC_ID_NONE
1807 && codec_id != AV_CODEC_ID_AAC
1808 && codec_id != AV_CODEC_ID_PCM_S16LE
1809 && codec_id != AV_CODEC_ID_PCM_S24LE
1810 && codec_id != AV_CODEC_ID_MP1
1811 && codec_id != AV_CODEC_ID_MP2
1812 && codec_id != AV_CODEC_ID_MP3) {
1813 ALOGI("[mpeg2ps]audio codec(%s), confidence should be larger than MPEG2PSExtractor",
1814 avcodec_get_name(codec_id));
1815 *confidence = 0.26f;
1819 static void adjustMPEG2TSConfidence(AVFormatContext *ic, float *confidence)
1821 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1823 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1824 if (codec_id != AV_CODEC_ID_NONE
1825 && codec_id != AV_CODEC_ID_H264
1826 && codec_id != AV_CODEC_ID_MPEG4
1827 && codec_id != AV_CODEC_ID_MPEG1VIDEO
1828 && codec_id != AV_CODEC_ID_MPEG2VIDEO) {
1829 //the MEDIA_MIMETYPE_CONTAINER_MPEG2TS of confidence is 0.1f
1830 ALOGI("[mpeg2ts]video codec(%s), confidence should be larger than MPEG2TSExtractor",
1831 avcodec_get_name(codec_id));
1832 *confidence = 0.11f;
1835 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1836 if (codec_id != AV_CODEC_ID_NONE
1837 && codec_id != AV_CODEC_ID_AAC
1838 && codec_id != AV_CODEC_ID_PCM_S16LE
1839 && codec_id != AV_CODEC_ID_PCM_S24LE
1840 && codec_id != AV_CODEC_ID_MP1
1841 && codec_id != AV_CODEC_ID_MP2
1842 && codec_id != AV_CODEC_ID_MP3) {
1843 ALOGI("[mpeg2ts]audio codec(%s), confidence should be larger than MPEG2TSExtractor",
1844 avcodec_get_name(codec_id));
1845 *confidence = 0.11f;
1849 static void adjustMKVConfidence(AVFormatContext *ic, float *confidence)
1851 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1853 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1854 if (codec_id != AV_CODEC_ID_NONE
1855 && codec_id != AV_CODEC_ID_H264
1856 && codec_id != AV_CODEC_ID_MPEG4
1857 && codec_id != AV_CODEC_ID_VP6
1858 && codec_id != AV_CODEC_ID_VP8
1859 && codec_id != AV_CODEC_ID_VP9) {
1860 //the MEDIA_MIMETYPE_CONTAINER_MATROSKA of confidence is 0.6f
1861 ALOGI("[mkv]video codec(%s), confidence should be larger than MatroskaExtractor",
1862 avcodec_get_name(codec_id));
1863 *confidence = 0.61f;
1866 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1867 if (codec_id != AV_CODEC_ID_NONE
1868 && codec_id != AV_CODEC_ID_AAC
1869 && codec_id != AV_CODEC_ID_MP3
1870 && codec_id != AV_CODEC_ID_VORBIS) {
1871 ALOGI("[mkv]audio codec(%s), confidence should be larger than MatroskaExtractor",
1872 avcodec_get_name(codec_id));
1873 *confidence = 0.61f;
1877 static void adjustCodecConfidence(AVFormatContext *ic, float *confidence)
1879 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1881 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1882 if (codec_id != AV_CODEC_ID_NONE) {
1883 if (!isCodecSupportedByStagefright(codec_id)) {
1884 *confidence = 0.88f;
1888 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1889 if (codec_id != AV_CODEC_ID_NONE) {
1890 if (!isCodecSupportedByStagefright(codec_id)) {
1891 *confidence = 0.88f;
1895 if (getCodecId(ic, AVMEDIA_TYPE_VIDEO) != AV_CODEC_ID_NONE
1896 && getCodecId(ic, AVMEDIA_TYPE_AUDIO) == AV_CODEC_ID_MP3) {
1897 *confidence = 0.22f; //larger than MP3Extractor
1901 //TODO need more checks
1902 static void adjustConfidenceIfNeeded(const char *mime,
1903 AVFormatContext *ic, float *confidence, bool isStreaming)
1906 if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG4)) {
1907 adjustMPEG4Confidence(ic, confidence, isStreaming);
1908 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2TS)) {
1909 adjustMPEG2TSConfidence(ic, confidence);
1910 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2PS)) {
1911 adjustMPEG2PSConfidence(ic, confidence);
1912 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MATROSKA)) {
1913 adjustMKVConfidence(ic, confidence);
1914 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DIVX)) {
1921 adjustCodecConfidence(ic, confidence);
1924 static void adjustContainerIfNeeded(const char **mime, AVFormatContext *ic)
1926 const char *newMime = *mime;
1927 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1929 AVCodecContext *avctx = getCodecContext(ic, AVMEDIA_TYPE_VIDEO);
1930 if (avctx != NULL && getDivXVersion(avctx) >= 0) {
1931 newMime = MEDIA_MIMETYPE_VIDEO_DIVX;
1933 } else if (hasAudioCodecOnly(ic)) {
1934 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1935 CHECK(codec_id != AV_CODEC_ID_NONE);
1937 case AV_CODEC_ID_MP3:
1938 newMime = MEDIA_MIMETYPE_AUDIO_MPEG;
1940 case AV_CODEC_ID_AAC:
1941 newMime = MEDIA_MIMETYPE_AUDIO_AAC;
1943 case AV_CODEC_ID_VORBIS:
1944 newMime = MEDIA_MIMETYPE_AUDIO_VORBIS;
1946 case AV_CODEC_ID_FLAC:
1947 newMime = MEDIA_MIMETYPE_AUDIO_FLAC;
1949 case AV_CODEC_ID_AC3:
1950 newMime = MEDIA_MIMETYPE_AUDIO_AC3;
1952 case AV_CODEC_ID_APE:
1953 newMime = MEDIA_MIMETYPE_AUDIO_APE;
1955 case AV_CODEC_ID_DTS:
1956 newMime = MEDIA_MIMETYPE_AUDIO_DTS;
1958 case AV_CODEC_ID_MP2:
1959 newMime = MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II;
1961 case AV_CODEC_ID_COOK:
1962 newMime = MEDIA_MIMETYPE_AUDIO_RA;
1964 case AV_CODEC_ID_WMAV1:
1965 case AV_CODEC_ID_WMAV2:
1966 case AV_CODEC_ID_WMAPRO:
1967 case AV_CODEC_ID_WMALOSSLESS:
1968 newMime = MEDIA_MIMETYPE_AUDIO_WMA;
1974 if (!strcmp(*mime, MEDIA_MIMETYPE_CONTAINER_FFMPEG)) {
1975 newMime = MEDIA_MIMETYPE_AUDIO_FFMPEG;
1979 if (strcmp(*mime, newMime)) {
1980 ALOGI("adjust mime(%s -> %s)", *mime, newMime);
1985 static const char *findMatchingContainer(const char *name)
1988 #if SUPPOURT_UNKNOWN_FORMAT
1989 //The FFmpegExtractor support all ffmpeg formats!!!
1990 //Unknown format is defined as MEDIA_MIMETYPE_CONTAINER_FFMPEG
1991 const char *container = MEDIA_MIMETYPE_CONTAINER_FFMPEG;
1993 const char *container = NULL;
1996 for (i = 0; i < NELEM(FILE_FORMATS); ++i) {
1997 int len = strlen(FILE_FORMATS[i].format);
1998 if (!strncasecmp(name, FILE_FORMATS[i].format, len)) {
1999 container = FILE_FORMATS[i].container;
2007 static const char *SniffFFMPEGCommon(const char *url, float *confidence, bool isStreaming)
2011 size_t nb_streams = 0;
2012 int64_t timeNow = 0;
2013 const char *container = NULL;
2014 AVFormatContext *ic = NULL;
2015 AVDictionary *codec_opts = NULL;
2016 AVDictionary **opts = NULL;
2017 bool needProbe = false;
2019 status_t status = initFFmpeg();
2021 ALOGE("could not init ffmpeg");
2025 ic = avformat_alloc_context();
2028 ALOGE("oom for alloc avformat context");
2032 // Don't download more than a meg
2033 ic->probesize = 1024 * 1024;
2035 timeNow = ALooper::GetNowUs();
2037 err = avformat_open_input(&ic, url, NULL, NULL);
2040 ALOGE("%s: avformat_open_input failed, err:%s", url, av_err2str(err));
2044 if (ic->iformat != NULL && ic->iformat->name != NULL) {
2045 container = findMatchingContainer(ic->iformat->name);
2048 ALOGV("opened, nb_streams: %d container: %s delay: %.2f ms", ic->nb_streams, container,
2049 ((float)ALooper::GetNowUs() - timeNow) / 1000);
2051 // Only probe if absolutely necessary. For formats with headers, avformat_open_input will
2052 // figure out the components.
2053 for (unsigned int i = 0; i < ic->nb_streams; i++) {
2054 AVStream* stream = ic->streams[i];
2055 if (!stream->codec || !stream->codec->codec_id) {
2059 ALOGV("found stream %d id %d codec %s", i, stream->codec->codec_id, avcodec_get_name(stream->codec->codec_id));
2062 // We must go deeper.
2063 if (!isStreaming && (!ic->nb_streams || needProbe)) {
2064 timeNow = ALooper::GetNowUs();
2066 opts = setup_find_stream_info_opts(ic, codec_opts);
2067 nb_streams = ic->nb_streams;
2068 err = avformat_find_stream_info(ic, opts);
2070 ALOGE("%s: could not find stream info, err:%s", url, av_err2str(err));
2074 ALOGV("probed stream info after %.2f ms", ((float)ALooper::GetNowUs() - timeNow) / 1000);
2076 for (i = 0; i < nb_streams; i++) {
2077 av_dict_free(&opts[i]);
2081 av_dump_format(ic, 0, url, 0);
2084 ALOGV("url: %s, format_name: %s, format_long_name: %s",
2085 url, ic->iformat->name, ic->iformat->long_name);
2087 container = findMatchingContainer(ic->iformat->name);
2089 adjustContainerIfNeeded(&container, ic);
2090 adjustConfidenceIfNeeded(container, ic, confidence, isStreaming);
2091 if (*confidence == 0)
2097 avformat_close_input(&ic);
2106 static const char *BetterSniffFFMPEG(const sp<DataSource> &source,
2107 float *confidence, sp<AMessage> meta)
2109 const char *ret = NULL;
2110 char url[PATH_MAX] = {0};
2112 ALOGI("android-source:%p", source.get());
2114 // pass the addr of smart pointer("source")
2115 snprintf(url, sizeof(url), "android-source:%p", source.get());
2117 ret = SniffFFMPEGCommon(url, confidence,
2118 (source->flags() & DataSource::kIsCachingDataSource));
2120 meta->setString("extended-extractor-url", url);
2126 static const char *LegacySniffFFMPEG(const sp<DataSource> &source,
2127 float *confidence, sp<AMessage> meta)
2129 const char *ret = NULL;
2130 char url[PATH_MAX] = {0};
2132 String8 uri = source->getUri();
2133 if (!uri.string()) {
2137 if (source->flags() & DataSource::kIsCachingDataSource)
2140 ALOGV("source url:%s", uri.string());
2142 // pass the addr of smart pointer("source") + file name
2143 snprintf(url, sizeof(url), "android-source:%p|file:%s", source.get(), uri.string());
2145 ret = SniffFFMPEGCommon(url, confidence, false);
2147 meta->setString("extended-extractor-url", url);
2154 const sp<DataSource> &source, String8 *mimeType, float *confidence,
2155 sp<AMessage> *meta) {
2157 float newConfidence = 0.08f;
2159 ALOGV("SniffFFMPEG (initial confidence: %f, mime: %s)", *confidence,
2160 mimeType == NULL ? "unknown" : *mimeType);
2162 // This is a heavyweight sniffer, don't invoke it if Stagefright knows
2163 // what it is doing already.
2164 if (mimeType != NULL && confidence != NULL) {
2165 if (*mimeType == "application/ogg") {
2168 if (*confidence > 0.8f) {
2173 *meta = new AMessage;
2175 const char *container = BetterSniffFFMPEG(source, &newConfidence, *meta);
2177 ALOGW("sniff through BetterSniffFFMPEG failed, try LegacySniffFFMPEG");
2178 container = LegacySniffFFMPEG(source, &newConfidence, *meta);
2180 ALOGV("sniff through LegacySniffFFMPEG success");
2183 ALOGV("sniff through BetterSniffFFMPEG success");
2186 if (container == NULL) {
2187 ALOGD("SniffFFMPEG failed to sniff this source");
2193 ALOGD("ffmpeg detected media content as '%s' with confidence %.2f",
2194 container, newConfidence);
2196 mimeType->setTo(container);
2198 (*meta)->setString("extended-extractor", "extended-extractor");
2199 (*meta)->setString("extended-extractor-subtype", "ffmpegextractor");
2200 (*meta)->setString("extended-extractor-mime", container);
2203 char value[PROPERTY_VALUE_MAX];
2204 property_get("sys.media.parser.ffmpeg", value, "0");
2206 ALOGD("[debug] use ffmpeg parser");
2207 newConfidence = 0.88f;
2210 if (newConfidence > *confidence) {
2211 (*meta)->setString("extended-extractor-use", "ffmpegextractor");
2212 *confidence = newConfidence;
2218 MediaExtractor *CreateFFmpegExtractor(const sp<DataSource> &source, const char *mime, const sp<AMessage> &meta) {
2219 MediaExtractor *ret = NULL;
2221 if (meta.get() && meta->findString("extended-extractor", ¬use) && (
2222 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG) ||
2223 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC) ||
2224 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_VORBIS) ||
2225 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC) ||
2226 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3) ||
2227 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_APE) ||
2228 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_DTS) ||
2229 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II) ||
2230 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RA) ||
2231 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_WMA) ||
2232 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FFMPEG) ||
2233 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG4) ||
2234 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MOV) ||
2235 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MATROSKA) ||
2236 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_TS) ||
2237 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2PS) ||
2238 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_AVI) ||
2239 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_ASF) ||
2240 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WEBM) ||
2241 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WMV) ||
2242 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPG) ||
2243 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FLV) ||
2244 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DIVX) ||
2245 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_RM) ||
2246 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WAV) ||
2247 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FLAC) ||
2248 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_APE) ||
2249 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DTS) ||
2250 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MP2) ||
2251 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_RA) ||
2252 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_OGG) ||
2253 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_VC1) ||
2254 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_HEVC) ||
2255 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WMA) ||
2256 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FFMPEG))) {
2257 ret = new FFmpegExtractor(source, meta);
2260 ALOGD("%ssupported mime: %s", (ret ? "" : "un"), mime);
2264 } // namespace android
2266 extern "C" void getExtractorPlugin(android::MediaExtractor::Plugin *plugin)
2268 plugin->sniff = android::SniffFFMPEG;
2269 plugin->create = android::CreateFFmpegExtractor;