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 int err = initStreams();
127 ALOGE("failed to init ffmpeg");
131 // start reader here, as we want to extract extradata from bitstream if no extradata
134 while(mProbePkts <= EXTRACTOR_MAX_PROBE_PACKETS && !mEOF &&
135 (mFormatCtx->pb ? !mFormatCtx->pb->error : 1) &&
136 (mDefersToCreateVideoTrack || mDefersToCreateAudioTrack)) {
137 ALOGV("mProbePkts=%d", mProbePkts);
141 ALOGV("mProbePkts: %d, mEOF: %d, pb->error(if has): %d, mDefersToCreateVideoTrack: %d, mDefersToCreateAudioTrack: %d",
142 mProbePkts, mEOF, mFormatCtx->pb ? mFormatCtx->pb->error : 0, mDefersToCreateVideoTrack, mDefersToCreateAudioTrack);
147 FFmpegExtractor::~FFmpegExtractor() {
148 ALOGV("FFmpegExtractor::~FFmpegExtractor");
149 // stop reader here if no track!
152 Mutex::Autolock autoLock(mLock);
156 size_t FFmpegExtractor::countTracks() {
157 return mInitCheck == OK ? mTracks.size() : 0;
160 sp<MediaSource> FFmpegExtractor::getTrack(size_t index) {
161 ALOGV("FFmpegExtractor::getTrack[%d]", index);
163 if (mInitCheck != OK) {
167 if (index >= mTracks.size()) {
171 return new FFmpegSource(this, index);
174 sp<MetaData> FFmpegExtractor::getTrackMetaData(size_t index, uint32_t flags __unused) {
175 ALOGV("FFmpegExtractor::getTrackMetaData[%d]", index);
177 if (mInitCheck != OK) {
181 if (index >= mTracks.size()) {
185 /* Quick and dirty, just get a frame 1/4 in */
186 if (mTracks.itemAt(index).mIndex == mVideoStreamIdx &&
187 mFormatCtx->duration != AV_NOPTS_VALUE) {
188 mTracks.itemAt(index).mMeta->setInt64(
189 kKeyThumbnailTime, mFormatCtx->duration / 4);
192 return mTracks.itemAt(index).mMeta;
195 sp<MetaData> FFmpegExtractor::getMetaData() {
196 ALOGV("FFmpegExtractor::getMetaData");
198 if (mInitCheck != OK) {
202 if (!mParsedMetadata) {
203 parseMetadataTags(mFormatCtx, mMeta);
204 mParsedMetadata = true;
210 uint32_t FFmpegExtractor::flags() const {
211 ALOGV("FFmpegExtractor::flags");
213 if (mInitCheck != OK) {
217 uint32_t flags = CAN_PAUSE;
219 if (mFormatCtx->duration != AV_NOPTS_VALUE) {
220 flags |= CAN_SEEK_BACKWARD | CAN_SEEK_FORWARD | CAN_SEEK;
226 int FFmpegExtractor::check_extradata(AVCodecContext *avctx)
228 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
229 const char *name = NULL;
230 bool *defersToCreateTrack = NULL;
231 AVBitStreamFilterContext **bsfc = NULL;
234 if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
236 defersToCreateTrack = &mDefersToCreateVideoTrack;
237 } else if (avctx->codec_type == AVMEDIA_TYPE_AUDIO){
239 defersToCreateTrack = &mDefersToCreateAudioTrack;
242 codec_id = avctx->codec_id;
245 if (codec_id != AV_CODEC_ID_H264
246 && codec_id != AV_CODEC_ID_MPEG4
247 && codec_id != AV_CODEC_ID_MPEG1VIDEO
248 && codec_id != AV_CODEC_ID_MPEG2VIDEO
249 && codec_id != AV_CODEC_ID_AAC) {
253 // is extradata compatible with android?
254 if (codec_id != AV_CODEC_ID_AAC) {
255 int is_compatible = is_extradata_compatible_with_android(avctx);
256 if (!is_compatible) {
257 ALOGI("%s extradata is not compatible with android, should to extract it from bitstream",
258 av_get_media_type_string(avctx->codec_type));
259 *defersToCreateTrack = true;
260 *bsfc = NULL; // H264 don't need bsfc, only AAC?
266 if (codec_id == AV_CODEC_ID_AAC) {
267 name = "aac_adtstoasc";
270 if (avctx->extradata_size <= 0) {
271 ALOGI("No %s extradata found, should to extract it from bitstream",
272 av_get_media_type_string(avctx->codec_type));
273 *defersToCreateTrack = true;
274 //CHECK(name != NULL);
275 if (!*bsfc && name) {
276 *bsfc = av_bitstream_filter_init(name);
278 ALOGE("Cannot open the %s BSF!", name);
279 *defersToCreateTrack = false;
282 ALOGV("open the %s bsf", name);
292 void FFmpegExtractor::printTime(int64_t time)
294 int hours, mins, secs, us;
296 if (time == AV_NOPTS_VALUE)
299 secs = time / AV_TIME_BASE;
300 us = time % AV_TIME_BASE;
305 ALOGI("the time is %02d:%02d:%02d.%02d",
306 hours, mins, secs, (100 * us) / AV_TIME_BASE);
309 bool FFmpegExtractor::is_codec_supported(enum AVCodecID codec_id)
311 bool supported = false;
314 case AV_CODEC_ID_H264:
315 case AV_CODEC_ID_MPEG4:
316 case AV_CODEC_ID_H263:
317 case AV_CODEC_ID_H263P:
318 case AV_CODEC_ID_H263I:
319 case AV_CODEC_ID_AAC:
320 case AV_CODEC_ID_AC3:
321 case AV_CODEC_ID_MP2:
322 case AV_CODEC_ID_MP3:
323 case AV_CODEC_ID_MPEG1VIDEO:
324 case AV_CODEC_ID_MPEG2VIDEO:
325 case AV_CODEC_ID_WMV1:
326 case AV_CODEC_ID_WMV2:
327 case AV_CODEC_ID_WMV3:
328 case AV_CODEC_ID_VC1:
329 case AV_CODEC_ID_WMAV1:
330 case AV_CODEC_ID_WMAV2:
331 case AV_CODEC_ID_WMAPRO:
332 case AV_CODEC_ID_WMALOSSLESS:
333 case AV_CODEC_ID_RV20:
334 case AV_CODEC_ID_RV30:
335 case AV_CODEC_ID_RV40:
336 case AV_CODEC_ID_COOK:
337 case AV_CODEC_ID_APE:
338 case AV_CODEC_ID_DTS:
339 case AV_CODEC_ID_FLAC:
340 case AV_CODEC_ID_FLV1:
341 case AV_CODEC_ID_VORBIS:
342 case AV_CODEC_ID_HEVC:
347 ALOGD("unsuppoted codec(%s), but give it a chance",
348 avcodec_get_name(codec_id));
349 //Won't promise that the following codec id can be supported.
350 //Just give these codecs a chance.
358 sp<MetaData> FFmpegExtractor::setVideoFormat(AVStream *stream)
360 AVCodecContext *avctx = NULL;
361 sp<MetaData> meta = NULL;
363 avctx = stream->codec;
364 CHECK_EQ(avctx->codec_type, AVMEDIA_TYPE_VIDEO);
366 switch(avctx->codec_id) {
367 case AV_CODEC_ID_H264:
368 if (avctx->extradata[0] == 1) {
369 meta = setAVCFormat(avctx);
371 meta = setH264Format(avctx);
374 case AV_CODEC_ID_MPEG4:
375 meta = setMPEG4Format(avctx);
377 case AV_CODEC_ID_H263:
378 case AV_CODEC_ID_H263P:
379 case AV_CODEC_ID_H263I:
380 meta = setH263Format(avctx);
382 case AV_CODEC_ID_MPEG1VIDEO:
383 case AV_CODEC_ID_MPEG2VIDEO:
384 meta = setMPEG2VIDEOFormat(avctx);
386 case AV_CODEC_ID_VC1:
387 meta = setVC1Format(avctx);
389 case AV_CODEC_ID_WMV1:
390 meta = setWMV1Format(avctx);
392 case AV_CODEC_ID_WMV2:
393 meta = setWMV2Format(avctx);
395 case AV_CODEC_ID_WMV3:
396 meta = setWMV3Format(avctx);
398 case AV_CODEC_ID_RV20:
399 meta = setRV20Format(avctx);
401 case AV_CODEC_ID_RV30:
402 meta = setRV30Format(avctx);
404 case AV_CODEC_ID_RV40:
405 meta = setRV40Format(avctx);
407 case AV_CODEC_ID_FLV1:
408 meta = setFLV1Format(avctx);
410 case AV_CODEC_ID_HEVC:
411 meta = setHEVCFormat(avctx);
413 case AV_CODEC_ID_VP8:
414 meta = setVP8Format(avctx);
416 case AV_CODEC_ID_VP9:
417 meta = setVP9Format(avctx);
420 ALOGD("unsuppoted video codec(id:%d, name:%s), but give it a chance",
421 avctx->codec_id, avcodec_get_name(avctx->codec_id));
423 meta->setInt32(kKeyCodecId, avctx->codec_id);
424 meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_FFMPEG);
425 if (avctx->extradata_size > 0) {
426 meta->setData(kKeyRawCodecSpecificData, 0, avctx->extradata, avctx->extradata_size);
428 //CHECK(!"Should not be here. Unsupported codec.");
434 double theta = get_rotation(stream);
435 int rotationDegrees = 0;
437 if (fabs(theta - 90) < 1.0) {
438 rotationDegrees = 90;
439 } else if (fabs(theta - 180) < 1.0) {
440 rotationDegrees = 180;
441 } else if (fabs(theta - 270) < 1.0) {
442 rotationDegrees = 270;
444 if (rotationDegrees != 0) {
445 meta->setInt32(kKeyRotation, rotationDegrees);
453 if (avctx->sample_aspect_ratio.num == 0)
456 aspect_ratio = av_q2d(avctx->sample_aspect_ratio);
458 if (aspect_ratio <= 0.0)
460 aspect_ratio *= (float)avctx->width / (float)avctx->height;
462 /* XXX: we suppose the screen has a 1.0 pixel ratio */
463 height = avctx->height;
464 width = ((int)rint(height * aspect_ratio)) & ~1;
466 ALOGI("width: %d, height: %d, bit_rate: %d aspect ratio: %f",
467 avctx->width, avctx->height, avctx->bit_rate, aspect_ratio);
469 meta->setInt32(kKeyWidth, avctx->width);
470 meta->setInt32(kKeyHeight, avctx->height);
471 if ((width > 0) && (height > 0) &&
472 ((avctx->width != width || avctx->height != height))) {
473 meta->setInt32(kKeySARWidth, width);
474 meta->setInt32(kKeySARHeight, height);
475 ALOGI("SAR width: %d, SAR height: %d", width, height);
477 if (avctx->bit_rate > 0) {
478 meta->setInt32(kKeyBitRate, avctx->bit_rate);
480 meta->setCString('ffmt', findMatchingContainer(mFormatCtx->iformat->name));
481 setDurationMetaData(stream, meta);
487 sp<MetaData> FFmpegExtractor::setAudioFormat(AVStream *stream)
489 AVCodecContext *avctx = NULL;
490 sp<MetaData> meta = NULL;
492 avctx = stream->codec;
493 CHECK_EQ(avctx->codec_type, AVMEDIA_TYPE_AUDIO);
495 switch(avctx->codec_id) {
496 case AV_CODEC_ID_MP2:
497 meta = setMP2Format(avctx);
499 case AV_CODEC_ID_MP3:
500 meta = setMP3Format(avctx);
502 case AV_CODEC_ID_VORBIS:
503 meta = setVORBISFormat(avctx);
505 case AV_CODEC_ID_AC3:
506 meta = setAC3Format(avctx);
508 case AV_CODEC_ID_AAC:
509 meta = setAACFormat(avctx);
511 case AV_CODEC_ID_WMAV1:
512 meta = setWMAV1Format(avctx);
514 case AV_CODEC_ID_WMAV2:
515 meta = setWMAV2Format(avctx);
517 case AV_CODEC_ID_WMAPRO:
518 meta = setWMAProFormat(avctx);
520 case AV_CODEC_ID_WMALOSSLESS:
521 meta = setWMALossLessFormat(avctx);
523 case AV_CODEC_ID_COOK:
524 meta = setRAFormat(avctx);
526 case AV_CODEC_ID_APE:
527 meta = setAPEFormat(avctx);
529 case AV_CODEC_ID_DTS:
530 meta = setDTSFormat(avctx);
532 case AV_CODEC_ID_FLAC:
533 meta = setFLACFormat(avctx);
536 ALOGD("unsuppoted audio codec(id:%d, name:%s), but give it a chance",
537 avctx->codec_id, avcodec_get_name(avctx->codec_id));
539 meta->setInt32(kKeyCodecId, avctx->codec_id);
540 meta->setInt32(kKeyCodedSampleBits, avctx->bits_per_coded_sample);
541 meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_FFMPEG);
542 if (avctx->extradata_size > 0) {
543 meta->setData(kKeyRawCodecSpecificData, 0, avctx->extradata, avctx->extradata_size);
545 //CHECK(!"Should not be here. Unsupported codec.");
550 ALOGD("bit_rate: %d, sample_rate: %d, channels: %d, "
551 "bits_per_coded_sample: %d, block_align: %d "
552 "bits_per_raw_sample: %d, sample_format: %d",
553 avctx->bit_rate, avctx->sample_rate, avctx->channels,
554 avctx->bits_per_coded_sample, avctx->block_align,
555 avctx->bits_per_raw_sample, avctx->sample_fmt);
557 meta->setInt32(kKeyChannelCount, avctx->channels);
558 meta->setInt32(kKeyBitRate, avctx->bit_rate);
559 int32_t bits = avctx->bits_per_raw_sample > 0 ?
560 avctx->bits_per_raw_sample :
561 av_get_bytes_per_sample(avctx->sample_fmt) * 8;
562 meta->setInt32(kKeyBitsPerSample, bits > 0 ? bits : 16);
563 meta->setInt32(kKeySampleRate, avctx->sample_rate);
564 meta->setInt32(kKeyBlockAlign, avctx->block_align);
565 meta->setInt32(kKeySampleFormat, avctx->sample_fmt);
566 meta->setInt32('pfmt', to_android_audio_format(avctx->sample_fmt));
567 meta->setCString('ffmt', findMatchingContainer(mFormatCtx->iformat->name));
568 setDurationMetaData(stream, meta);
574 void FFmpegExtractor::setDurationMetaData(AVStream *stream, sp<MetaData> &meta)
576 AVCodecContext *avctx = stream->codec;
578 if (stream->duration != AV_NOPTS_VALUE) {
579 int64_t duration = av_rescale_q(stream->duration, stream->time_base, AV_TIME_BASE_Q);
581 const char *s = av_get_media_type_string(avctx->codec_type);
582 if (stream->start_time != AV_NOPTS_VALUE) {
583 ALOGV("%s startTime:%lld", s, stream->start_time);
585 ALOGV("%s startTime:N/A", s);
587 meta->setInt64(kKeyDuration, duration);
589 // default when no stream duration
590 meta->setInt64(kKeyDuration, mFormatCtx->duration);
594 int FFmpegExtractor::stream_component_open(int stream_index)
596 TrackInfo *trackInfo = NULL;
597 AVCodecContext *avctx = NULL;
598 sp<MetaData> meta = NULL;
599 bool supported = false;
601 const void *data = NULL;
605 ALOGI("stream_index: %d", stream_index);
606 if (stream_index < 0 || stream_index >= (int)mFormatCtx->nb_streams)
608 avctx = mFormatCtx->streams[stream_index]->codec;
610 supported = is_codec_supported(avctx->codec_id);
613 ALOGE("unsupport the codec(%s)", avcodec_get_name(avctx->codec_id));
615 } else if ((mFormatCtx->streams[stream_index]->disposition & AV_DISPOSITION_ATTACHED_PIC) ||
616 avctx->codec_tag == MKTAG('j', 'p', 'e', 'g')) {
617 ALOGD("not opening attached picture(%s)", avcodec_get_name(avctx->codec_id));
620 ALOGI("support the codec(%s) disposition(%x)", avcodec_get_name(avctx->codec_id), mFormatCtx->streams[stream_index]->disposition);
623 for (size_t i = 0; i < mTracks.size(); ++i) {
624 if (stream_index == mTracks.editItemAt(i).mIndex) {
625 ALOGE("this track already exists");
630 mFormatCtx->streams[stream_index]->discard = AVDISCARD_DEFAULT;
633 av_get_codec_tag_string(tagbuf, sizeof(tagbuf), avctx->codec_tag);
634 ALOGV("Tag %s/0x%08x with codec(%s)\n", tagbuf, avctx->codec_tag, avcodec_get_name(avctx->codec_id));
636 switch (avctx->codec_type) {
637 case AVMEDIA_TYPE_VIDEO:
638 if (mVideoStreamIdx == -1)
639 mVideoStreamIdx = stream_index;
640 if (mVideoStream == NULL)
641 mVideoStream = mFormatCtx->streams[stream_index];
643 ret = check_extradata(avctx);
646 // disable the stream
647 mVideoStreamIdx = -1;
649 packet_queue_flush(&mVideoQ);
650 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
655 if (avctx->extradata) {
656 ALOGV("video stream extradata:");
657 hexdump(avctx->extradata, avctx->extradata_size);
659 ALOGV("video stream no extradata, but we can ignore it.");
662 meta = setVideoFormat(mVideoStream);
664 ALOGE("setVideoFormat failed");
668 ALOGV("create a video track");
670 trackInfo = &mTracks.editItemAt(mTracks.size() - 1);
671 trackInfo->mIndex = stream_index;
672 trackInfo->mMeta = meta;
673 trackInfo->mStream = mVideoStream;
674 trackInfo->mQueue = &mVideoQ;
676 mDefersToCreateVideoTrack = false;
679 case AVMEDIA_TYPE_AUDIO:
680 if (mAudioStreamIdx == -1)
681 mAudioStreamIdx = stream_index;
682 if (mAudioStream == NULL)
683 mAudioStream = mFormatCtx->streams[stream_index];
685 ret = check_extradata(avctx);
688 // disable the stream
689 mAudioStreamIdx = -1;
691 packet_queue_flush(&mAudioQ);
692 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
697 if (avctx->extradata) {
698 ALOGV("audio stream extradata(%d):", avctx->extradata_size);
699 hexdump(avctx->extradata, avctx->extradata_size);
701 ALOGV("audio stream no extradata, but we can ignore it.");
704 meta = setAudioFormat(mAudioStream);
706 ALOGE("setAudioFormat failed");
710 ALOGV("create a audio track");
712 trackInfo = &mTracks.editItemAt(mTracks.size() - 1);
713 trackInfo->mIndex = stream_index;
714 trackInfo->mMeta = meta;
715 trackInfo->mStream = mAudioStream;
716 trackInfo->mQueue = &mAudioQ;
718 mDefersToCreateAudioTrack = false;
721 case AVMEDIA_TYPE_SUBTITLE:
723 CHECK(!"Should not be here. Unsupported media type.");
726 CHECK(!"Should not be here. Unsupported media type.");
732 void FFmpegExtractor::stream_component_close(int stream_index)
734 AVCodecContext *avctx;
736 if (stream_index < 0 || stream_index >= (int)mFormatCtx->nb_streams)
738 avctx = mFormatCtx->streams[stream_index]->codec;
740 switch (avctx->codec_type) {
741 case AVMEDIA_TYPE_VIDEO:
742 ALOGV("packet_queue_abort videoq");
743 packet_queue_abort(&mVideoQ);
744 ALOGV("packet_queue_end videoq");
745 packet_queue_flush(&mVideoQ);
747 case AVMEDIA_TYPE_AUDIO:
748 ALOGV("packet_queue_abort audioq");
749 packet_queue_abort(&mAudioQ);
750 ALOGV("packet_queue_end audioq");
751 packet_queue_flush(&mAudioQ);
753 case AVMEDIA_TYPE_SUBTITLE:
759 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
760 switch (avctx->codec_type) {
761 case AVMEDIA_TYPE_VIDEO:
763 mVideoStreamIdx = -1;
765 av_bitstream_filter_close(mVideoBsfc);
769 case AVMEDIA_TYPE_AUDIO:
771 mAudioStreamIdx = -1;
773 av_bitstream_filter_close(mAudioBsfc);
777 case AVMEDIA_TYPE_SUBTITLE:
784 void FFmpegExtractor::reachedEOS(enum AVMediaType media_type)
786 Mutex::Autolock autoLock(mLock);
788 if (media_type == AVMEDIA_TYPE_VIDEO) {
789 mVideoEOSReceived = true;
790 } else if (media_type == AVMEDIA_TYPE_AUDIO) {
791 mAudioEOSReceived = true;
796 /* seek in the stream */
797 int FFmpegExtractor::stream_seek(int64_t pos, enum AVMediaType media_type,
798 MediaSource::ReadOptions::SeekMode mode)
800 Mutex::Autolock _l(mLock);
802 if (mSeekIdx >= 0 || (mVideoStreamIdx >= 0
803 && mAudioStreamIdx >= 0
804 && media_type == AVMEDIA_TYPE_AUDIO
805 && !mVideoEOSReceived)) {
810 if (mAudioStreamIdx >= 0)
811 packet_queue_flush(&mAudioQ);
812 if (mVideoStreamIdx >= 0)
813 packet_queue_flush(&mVideoQ);
815 mSeekIdx = media_type == AVMEDIA_TYPE_VIDEO ? mVideoStreamIdx : mAudioStreamIdx;
818 //mSeekFlags &= ~AVSEEK_FLAG_BYTE;
819 //if (mSeekByBytes) {
820 // mSeekFlags |= AVSEEK_FLAG_BYTE;
824 case MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC:
828 case MediaSource::ReadOptions::SEEK_NEXT_SYNC:
830 mSeekMax = INT64_MAX;
832 case MediaSource::ReadOptions::SEEK_CLOSEST_SYNC:
834 mSeekMax = INT64_MAX;
836 case MediaSource::ReadOptions::SEEK_CLOSEST:
844 mCondition.wait(mLock);
849 int FFmpegExtractor::decode_interrupt_cb(void *ctx)
851 FFmpegExtractor *extractor = static_cast<FFmpegExtractor *>(ctx);
852 return extractor->mAbortRequest;
855 void FFmpegExtractor::fetchStuffsFromSniffedMeta(const sp<AMessage> &meta)
861 CHECK(meta->findString("extended-extractor-url", &url));
862 CHECK(url.c_str() != NULL);
863 CHECK(url.size() < PATH_MAX);
865 memcpy(mFilename, url.c_str(), url.size());
866 mFilename[url.size()] = '\0';
869 CHECK(meta->findString("extended-extractor-mime", &mime));
870 CHECK(mime.c_str() != NULL);
871 mMeta->setCString(kKeyMIMEType, mime.c_str());
874 void FFmpegExtractor::setFFmpegDefaultOpts()
877 #if DEBUG_DISABLE_VIDEO
882 #if DEBUG_DISABLE_AUDIO
888 mSeekByBytes = 0; /* seek by bytes 0=off 1=on -1=auto" */
889 mDuration = AV_NOPTS_VALUE;
890 mSeekPos = AV_NOPTS_VALUE;
891 mSeekMin = INT64_MIN;
892 mSeekMax = INT64_MAX;
895 mVideoStreamIdx = -1;
896 mAudioStreamIdx = -1;
899 mDefersToCreateVideoTrack = false;
900 mDefersToCreateAudioTrack = false;
913 int FFmpegExtractor::initStreams()
917 status_t status = UNKNOWN_ERROR;
919 int ret = 0, audio_ret = -1, video_ret = -1;
920 int pkt_in_play_range = 0;
921 AVDictionaryEntry *t = NULL;
922 AVDictionary **opts = NULL;
923 int orig_nb_streams = 0;
924 int st_index[AVMEDIA_TYPE_NB] = {0};
925 int wanted_stream[AVMEDIA_TYPE_NB] = {0};
926 st_index[AVMEDIA_TYPE_AUDIO] = -1;
927 st_index[AVMEDIA_TYPE_VIDEO] = -1;
928 wanted_stream[AVMEDIA_TYPE_AUDIO] = -1;
929 wanted_stream[AVMEDIA_TYPE_VIDEO] = -1;
930 AVDictionary *format_opts = NULL, *codec_opts = NULL;
931 const char *mime = NULL;
933 setFFmpegDefaultOpts();
935 status = initFFmpeg();
940 mFFmpegInited = true;
942 mFormatCtx = avformat_alloc_context();
945 ALOGE("oom for alloc avformat context");
949 mFormatCtx->interrupt_callback.callback = decode_interrupt_cb;
950 mFormatCtx->interrupt_callback.opaque = this;
951 ALOGV("mFilename: %s", mFilename);
952 err = avformat_open_input(&mFormatCtx, mFilename, NULL, &format_opts);
954 ALOGE("%s: avformat_open_input failed, err:%s", mFilename, av_err2str(err));
959 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
960 ALOGE("Option %s not found.\n", t->key);
961 //ret = AVERROR_OPTION_NOT_FOUND;
963 av_dict_free(&format_opts);
967 av_dict_free(&format_opts);
970 mFormatCtx->flags |= AVFMT_FLAG_GENPTS;
972 opts = setup_find_stream_info_opts(mFormatCtx, codec_opts);
973 orig_nb_streams = mFormatCtx->nb_streams;
975 err = avformat_find_stream_info(mFormatCtx, opts);
977 ALOGE("%s: could not find stream info, err:%s", mFilename, av_err2str(err));
981 for (i = 0; i < orig_nb_streams; i++)
982 av_dict_free(&opts[i]);
986 mFormatCtx->pb->eof_reached = 0; // FIXME hack, ffplay maybe should not use url_feof() to test for the end
988 if (mSeekByBytes < 0)
989 mSeekByBytes = !!(mFormatCtx->iformat->flags & AVFMT_TS_DISCONT)
990 && strcmp("ogg", mFormatCtx->iformat->name);
992 for (i = 0; i < (int)mFormatCtx->nb_streams; i++)
993 mFormatCtx->streams[i]->discard = AVDISCARD_ALL;
995 st_index[AVMEDIA_TYPE_VIDEO] =
996 av_find_best_stream(mFormatCtx, AVMEDIA_TYPE_VIDEO,
997 wanted_stream[AVMEDIA_TYPE_VIDEO], -1, NULL, 0);
999 st_index[AVMEDIA_TYPE_AUDIO] =
1000 av_find_best_stream(mFormatCtx, AVMEDIA_TYPE_AUDIO,
1001 wanted_stream[AVMEDIA_TYPE_AUDIO],
1002 st_index[AVMEDIA_TYPE_VIDEO],
1005 av_dump_format(mFormatCtx, 0, mFilename, 0);
1008 if (mFormatCtx->duration != AV_NOPTS_VALUE &&
1009 mFormatCtx->start_time != AV_NOPTS_VALUE) {
1010 int hours, mins, secs, us;
1012 ALOGV("file startTime: %lld", mFormatCtx->start_time);
1014 mDuration = mFormatCtx->duration;
1016 secs = mDuration / AV_TIME_BASE;
1017 us = mDuration % AV_TIME_BASE;
1022 ALOGI("the duration is %02d:%02d:%02d.%02d",
1023 hours, mins, secs, (100 * us) / AV_TIME_BASE);
1026 packet_queue_init(&mVideoQ);
1027 packet_queue_init(&mAudioQ);
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;
1440 int64_t startTimeUs = mStream->start_time == AV_NOPTS_VALUE ? 0 :
1441 av_rescale_q(mStream->start_time, mStream->time_base, AV_TIME_BASE_Q);
1443 if (options && options->getSeekTo(&seekTimeUs, &mode)) {
1444 int64_t seekPTS = seekTimeUs;
1445 ALOGV("~~~%s seekTimeUs: %lld, seekPTS: %lld, mode: %d", av_get_media_type_string(mMediaType), seekTimeUs, seekPTS, mode);
1446 /* add the stream start time */
1447 if (mStream->start_time != AV_NOPTS_VALUE) {
1448 seekPTS += startTimeUs;
1450 ALOGV("~~~%s seekTimeUs[+startTime]: %lld, mode: %d start_time=%lld", av_get_media_type_string(mMediaType), seekPTS, mode, startTimeUs);
1451 seeking = (mExtractor->stream_seek(seekPTS, mMediaType, mode) == SEEK);
1455 if (packet_queue_get(mQueue, &pkt, 1) < 0) {
1456 ALOGD("read %s abort reqeust", av_get_media_type_string(mMediaType));
1457 mExtractor->reachedEOS(mMediaType);
1458 return ERROR_END_OF_STREAM;
1462 if (pkt.data != mQueue->flush_pkt.data) {
1463 av_packet_unref(&pkt);
1467 #if WAIT_KEY_PACKET_AFTER_SEEK
1473 if (pkt.data == mQueue->flush_pkt.data) {
1474 ALOGV("read %s flush pkt", av_get_media_type_string(mMediaType));
1475 av_packet_unref(&pkt);
1476 mFirstKeyPktTimestamp = AV_NOPTS_VALUE;
1478 } else if (pkt.data == NULL && pkt.size == 0) {
1479 ALOGD("read %s eos pkt", av_get_media_type_string(mMediaType));
1480 av_packet_unref(&pkt);
1481 mExtractor->reachedEOS(mMediaType);
1482 return ERROR_END_OF_STREAM;
1485 key = pkt.flags & AV_PKT_FLAG_KEY ? 1 : 0;
1486 pktTS = pkt.pts == AV_NOPTS_VALUE ? pkt.dts : pkt.pts;
1490 ALOGV("drop the non-key packet");
1491 av_packet_unref(&pkt);
1494 ALOGV("~~~~~~ got the key packet");
1499 if (pktTS != AV_NOPTS_VALUE && mFirstKeyPktTimestamp == AV_NOPTS_VALUE) {
1500 // update the first key timestamp
1501 mFirstKeyPktTimestamp = pktTS;
1504 MediaBuffer *mediaBuffer = new MediaBuffer(pkt.size + FF_INPUT_BUFFER_PADDING_SIZE);
1505 mediaBuffer->meta_data()->clear();
1506 mediaBuffer->set_range(0, pkt.size);
1509 if ((mIsAVC || mIsHEVC) && mNal2AnnexB) {
1510 /* This only works for NAL sizes 3-4 */
1511 CHECK(mNALLengthSize == 3 || mNALLengthSize == 4);
1513 uint8_t *dst = (uint8_t *)mediaBuffer->data();
1514 /* Convert H.264 NAL format to annex b */
1515 status = convertNal2AnnexB(dst, pkt.size, pkt.data, pkt.size, mNALLengthSize);
1517 ALOGE("convertNal2AnnexB failed");
1518 mediaBuffer->release();
1520 av_packet_unref(&pkt);
1521 return ERROR_MALFORMED;
1524 memcpy(mediaBuffer->data(), pkt.data, pkt.size);
1527 if (pktTS != AV_NOPTS_VALUE)
1528 timeUs = av_rescale_q(pktTS, mStream->time_base, AV_TIME_BASE_Q) - startTimeUs;
1530 timeUs = SF_NOPTS_VALUE; //FIXME AV_NOPTS_VALUE is negative, but stagefright need positive
1532 // Negative timestamp will cause crash for media_server
1533 // in OMXCodec.cpp CHECK(lastBufferTimeUs >= 0).
1534 // And we should not get negative timestamp
1536 ALOGE("negative timestamp encounter: time: %" PRId64
1537 " startTimeUs: %" PRId64
1538 " packet dts: %" PRId64
1539 " packet pts: %" PRId64
1540 , timeUs, startTimeUs, pkt.dts, pkt.pts);
1541 mediaBuffer->release();
1543 av_packet_unref(&pkt);
1544 return ERROR_MALFORMED;
1547 // predict the next PTS to use for exact-frame seek below
1548 int64_t nextPTS = AV_NOPTS_VALUE;
1549 if (mLastPTS != AV_NOPTS_VALUE && timeUs > mLastPTS) {
1550 nextPTS = timeUs + (timeUs - mLastPTS);
1552 } else if (mLastPTS == AV_NOPTS_VALUE) {
1557 if (pktTS != AV_NOPTS_VALUE)
1558 ALOGV("read %s pkt, size:%d, key:%d, pktPTS: %lld, pts:%lld, dts:%lld, timeUs[-startTime]:%lld us (%.2f secs) start_time=%lld",
1559 av_get_media_type_string(mMediaType), pkt.size, key, pktTS, pkt.pts, pkt.dts, timeUs, timeUs/1E6, startTimeUs);
1561 ALOGV("read %s pkt, size:%d, key:%d, pts:N/A, dts:N/A, timeUs[-startTime]:N/A",
1562 av_get_media_type_string(mMediaType), pkt.size, key);
1565 mediaBuffer->meta_data()->setInt64(kKeyTime, timeUs);
1566 mediaBuffer->meta_data()->setInt32(kKeyIsSyncFrame, key);
1568 // deal with seek-to-exact-frame, we might be off a bit and Stagefright will assert on us
1569 if (seekTimeUs != AV_NOPTS_VALUE && timeUs < seekTimeUs &&
1570 mode == MediaSource::ReadOptions::SEEK_CLOSEST) {
1571 mTargetTime = seekTimeUs;
1572 mediaBuffer->meta_data()->setInt64(kKeyTargetTime, seekTimeUs);
1575 if (mTargetTime != AV_NOPTS_VALUE) {
1576 if (timeUs == mTargetTime) {
1577 mTargetTime = AV_NOPTS_VALUE;
1578 } else if (nextPTS != AV_NOPTS_VALUE && nextPTS > mTargetTime) {
1579 ALOGV("adjust target frame time to %lld", timeUs);
1580 mediaBuffer->meta_data()->setInt64(kKeyTime, mTargetTime);
1581 mTargetTime = AV_NOPTS_VALUE;
1585 *buffer = mediaBuffer;
1587 av_packet_unref(&pkt);
1592 ////////////////////////////////////////////////////////////////////////////////
1596 const char *container;
1599 static formatmap FILE_FORMATS[] = {
1600 {"mpeg", MEDIA_MIMETYPE_CONTAINER_MPEG2PS },
1601 {"mpegts", MEDIA_MIMETYPE_CONTAINER_TS },
1602 {"mov,mp4,m4a,3gp,3g2,mj2", MEDIA_MIMETYPE_CONTAINER_MPEG4 },
1603 {"matroska,webm", MEDIA_MIMETYPE_CONTAINER_MATROSKA },
1604 {"asf", MEDIA_MIMETYPE_CONTAINER_ASF },
1605 {"rm", MEDIA_MIMETYPE_CONTAINER_RM },
1606 {"flv", MEDIA_MIMETYPE_CONTAINER_FLV },
1607 {"swf", MEDIA_MIMETYPE_CONTAINER_FLV },
1608 {"avi", MEDIA_MIMETYPE_CONTAINER_AVI },
1609 {"ape", MEDIA_MIMETYPE_CONTAINER_APE },
1610 {"dts", MEDIA_MIMETYPE_CONTAINER_DTS },
1611 {"flac", MEDIA_MIMETYPE_CONTAINER_FLAC },
1612 {"ac3", MEDIA_MIMETYPE_AUDIO_AC3 },
1613 {"mp3", MEDIA_MIMETYPE_AUDIO_MPEG },
1614 {"wav", MEDIA_MIMETYPE_CONTAINER_WAV },
1615 {"ogg", MEDIA_MIMETYPE_CONTAINER_OGG },
1616 {"vc1", MEDIA_MIMETYPE_CONTAINER_VC1 },
1617 {"hevc", MEDIA_MIMETYPE_CONTAINER_HEVC },
1618 {"divx", MEDIA_MIMETYPE_CONTAINER_DIVX },
1621 static AVCodecContext* getCodecContext(AVFormatContext *ic, AVMediaType codec_type)
1623 unsigned int idx = 0;
1624 AVCodecContext *avctx = NULL;
1626 for (idx = 0; idx < ic->nb_streams; idx++) {
1627 if (ic->streams[idx]->disposition & AV_DISPOSITION_ATTACHED_PIC) {
1628 // FFMPEG converts album art to MJPEG, but we don't want to
1629 // include that in the parsing as MJPEG is not supported by
1630 // Android, which forces the media to be extracted by FFMPEG
1631 // while in fact, Android supports it.
1635 avctx = ic->streams[idx]->codec;
1636 if (avctx->codec_tag == MKTAG('j', 'p', 'e', 'g')) {
1637 // Sometimes the disposition isn't set
1640 if (avctx->codec_type == codec_type) {
1648 static enum AVCodecID getCodecId(AVFormatContext *ic, AVMediaType codec_type)
1650 AVCodecContext *avctx = getCodecContext(ic, codec_type);
1651 return avctx == NULL ? AV_CODEC_ID_NONE : avctx->codec_id;
1654 static bool hasAudioCodecOnly(AVFormatContext *ic)
1656 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1657 bool haveVideo = false;
1658 bool haveAudio = false;
1660 if (getCodecId(ic, AVMEDIA_TYPE_VIDEO) != AV_CODEC_ID_NONE) {
1663 if (getCodecId(ic, AVMEDIA_TYPE_AUDIO) != AV_CODEC_ID_NONE) {
1667 if (!haveVideo && haveAudio) {
1674 //FIXME all codecs: frameworks/av/media/libstagefright/codecs/*
1675 static bool isCodecSupportedByStagefright(enum AVCodecID codec_id)
1677 bool supported = false;
1681 case AV_CODEC_ID_HEVC:
1682 case AV_CODEC_ID_H264:
1683 case AV_CODEC_ID_MPEG4:
1684 case AV_CODEC_ID_H263:
1685 case AV_CODEC_ID_H263P:
1686 case AV_CODEC_ID_H263I:
1687 case AV_CODEC_ID_VP6:
1688 case AV_CODEC_ID_VP8:
1689 case AV_CODEC_ID_VP9:
1691 case AV_CODEC_ID_AAC:
1692 case AV_CODEC_ID_MP3:
1693 case AV_CODEC_ID_AMR_NB:
1694 case AV_CODEC_ID_AMR_WB:
1695 case AV_CODEC_ID_VORBIS:
1696 case AV_CODEC_ID_PCM_MULAW: //g711
1697 case AV_CODEC_ID_PCM_ALAW: //g711
1698 case AV_CODEC_ID_GSM_MS:
1699 case AV_CODEC_ID_PCM_U8:
1700 case AV_CODEC_ID_PCM_S16LE:
1701 case AV_CODEC_ID_PCM_S24LE:
1709 ALOGD("%ssuppoted codec(%s) by official Stagefright",
1710 (supported ? "" : "un"),
1711 avcodec_get_name(codec_id));
1716 static void adjustMPEG4Confidence(AVFormatContext *ic, float *confidence, bool isStreaming)
1718 AVDictionary *tags = NULL;
1719 AVDictionaryEntry *tag = NULL;
1720 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1721 bool is_mov = false;
1724 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1725 if (codec_id != AV_CODEC_ID_NONE
1726 && codec_id != AV_CODEC_ID_HEVC
1727 && codec_id != AV_CODEC_ID_H264
1728 && codec_id != AV_CODEC_ID_MPEG4
1729 && codec_id != AV_CODEC_ID_H263
1730 && codec_id != AV_CODEC_ID_H263P
1731 && codec_id != AV_CODEC_ID_H263I) {
1732 //the MEDIA_MIMETYPE_CONTAINER_MPEG4 of confidence is 0.4f
1733 ALOGI("[mp4]video codec(%s), confidence should be larger than MPEG4Extractor",
1734 avcodec_get_name(codec_id));
1735 *confidence = 0.41f;
1738 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1739 if (codec_id != AV_CODEC_ID_NONE
1740 && codec_id != AV_CODEC_ID_MP3
1741 && codec_id != AV_CODEC_ID_AAC
1742 && codec_id != AV_CODEC_ID_AMR_NB
1743 && codec_id != AV_CODEC_ID_AMR_WB) {
1744 ALOGI("[mp4]audio codec(%s), confidence should be larger than MPEG4Extractor",
1745 avcodec_get_name(codec_id));
1746 *confidence = 0.41f;
1750 tags = ic->metadata;
1751 //NOTE: You can use command to show these tags,
1752 //e.g. "ffprobe -show_format 2012.mov"
1753 tag = av_dict_get(tags, "major_brand", NULL, 0);
1755 ALOGV("major_brand tag is:%s", tag->value);
1757 //when MEDIA_MIMETYPE_CONTAINER_MPEG4
1758 //WTF, MPEG4Extractor.cpp can not extractor mov format
1759 //NOTE: isCompatibleBrand(MPEG4Extractor.cpp)
1760 // Won't promise that the following file types can be played.
1761 // Just give these file types a chance.
1762 // FOURCC('q', 't', ' ', ' '), // Apple's QuickTime
1764 if (!strcmp(tag->value, "qt ")) {
1765 ALOGI("[mp4]format is mov, confidence should be larger than mpeg4");
1766 *confidence = 0.41f;
1770 if (isStreaming && !is_mov) {
1771 ALOGI("support container: video/mp4, but it is caching data source, "
1772 "Don't use ffmpegextractor");
1773 *confidence = 0; // MP4 and streaming, use AOSP
1777 static void adjustMPEG2PSConfidence(AVFormatContext *ic, float *confidence)
1779 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1781 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1782 if (codec_id != AV_CODEC_ID_NONE
1783 && codec_id != AV_CODEC_ID_H264
1784 && codec_id != AV_CODEC_ID_MPEG4
1785 && codec_id != AV_CODEC_ID_MPEG1VIDEO
1786 && codec_id != AV_CODEC_ID_MPEG2VIDEO) {
1787 //the MEDIA_MIMETYPE_CONTAINER_MPEG2TS of confidence is 0.25f
1788 ALOGI("[mpeg2ps]video codec(%s), confidence should be larger than MPEG2PSExtractor",
1789 avcodec_get_name(codec_id));
1790 *confidence = 0.26f;
1793 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1794 if (codec_id != AV_CODEC_ID_NONE
1795 && codec_id != AV_CODEC_ID_AAC
1796 && codec_id != AV_CODEC_ID_PCM_S16LE
1797 && codec_id != AV_CODEC_ID_PCM_S24LE
1798 && codec_id != AV_CODEC_ID_MP1
1799 && codec_id != AV_CODEC_ID_MP2
1800 && codec_id != AV_CODEC_ID_MP3) {
1801 ALOGI("[mpeg2ps]audio codec(%s), confidence should be larger than MPEG2PSExtractor",
1802 avcodec_get_name(codec_id));
1803 *confidence = 0.26f;
1807 static void adjustMPEG2TSConfidence(AVFormatContext *ic, float *confidence)
1809 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1811 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1812 if (codec_id != AV_CODEC_ID_NONE
1813 && codec_id != AV_CODEC_ID_H264
1814 && codec_id != AV_CODEC_ID_MPEG4
1815 && codec_id != AV_CODEC_ID_MPEG1VIDEO
1816 && codec_id != AV_CODEC_ID_MPEG2VIDEO) {
1817 //the MEDIA_MIMETYPE_CONTAINER_MPEG2TS of confidence is 0.1f
1818 ALOGI("[mpeg2ts]video codec(%s), confidence should be larger than MPEG2TSExtractor",
1819 avcodec_get_name(codec_id));
1820 *confidence = 0.11f;
1823 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1824 if (codec_id != AV_CODEC_ID_NONE
1825 && codec_id != AV_CODEC_ID_AAC
1826 && codec_id != AV_CODEC_ID_PCM_S16LE
1827 && codec_id != AV_CODEC_ID_PCM_S24LE
1828 && codec_id != AV_CODEC_ID_MP1
1829 && codec_id != AV_CODEC_ID_MP2
1830 && codec_id != AV_CODEC_ID_MP3) {
1831 ALOGI("[mpeg2ts]audio codec(%s), confidence should be larger than MPEG2TSExtractor",
1832 avcodec_get_name(codec_id));
1833 *confidence = 0.11f;
1837 static void adjustMKVConfidence(AVFormatContext *ic, float *confidence)
1839 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1841 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1842 if (codec_id != AV_CODEC_ID_NONE
1843 && codec_id != AV_CODEC_ID_H264
1844 && codec_id != AV_CODEC_ID_MPEG4
1845 && codec_id != AV_CODEC_ID_VP6
1846 && codec_id != AV_CODEC_ID_VP8
1847 && codec_id != AV_CODEC_ID_VP9) {
1848 //the MEDIA_MIMETYPE_CONTAINER_MATROSKA of confidence is 0.6f
1849 ALOGI("[mkv]video codec(%s), confidence should be larger than MatroskaExtractor",
1850 avcodec_get_name(codec_id));
1851 *confidence = 0.61f;
1854 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1855 if (codec_id != AV_CODEC_ID_NONE
1856 && codec_id != AV_CODEC_ID_AAC
1857 && codec_id != AV_CODEC_ID_MP3
1858 && codec_id != AV_CODEC_ID_VORBIS) {
1859 ALOGI("[mkv]audio codec(%s), confidence should be larger than MatroskaExtractor",
1860 avcodec_get_name(codec_id));
1861 *confidence = 0.61f;
1865 static void adjustCodecConfidence(AVFormatContext *ic, float *confidence)
1867 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1869 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1870 if (codec_id != AV_CODEC_ID_NONE) {
1871 if (!isCodecSupportedByStagefright(codec_id)) {
1872 *confidence = 0.88f;
1876 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1877 if (codec_id != AV_CODEC_ID_NONE) {
1878 if (!isCodecSupportedByStagefright(codec_id)) {
1879 *confidence = 0.88f;
1883 if (getCodecId(ic, AVMEDIA_TYPE_VIDEO) != AV_CODEC_ID_NONE
1884 && getCodecId(ic, AVMEDIA_TYPE_AUDIO) == AV_CODEC_ID_MP3) {
1885 *confidence = 0.22f; //larger than MP3Extractor
1889 //TODO need more checks
1890 static void adjustConfidenceIfNeeded(const char *mime,
1891 AVFormatContext *ic, float *confidence, bool isStreaming)
1894 if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG4)) {
1895 adjustMPEG4Confidence(ic, confidence, isStreaming);
1896 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2TS)) {
1897 adjustMPEG2TSConfidence(ic, confidence);
1898 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2PS)) {
1899 adjustMPEG2PSConfidence(ic, confidence);
1900 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MATROSKA)) {
1901 adjustMKVConfidence(ic, confidence);
1902 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DIVX)) {
1909 adjustCodecConfidence(ic, confidence);
1912 static void adjustContainerIfNeeded(const char **mime, AVFormatContext *ic)
1914 const char *newMime = *mime;
1915 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1917 AVCodecContext *avctx = getCodecContext(ic, AVMEDIA_TYPE_VIDEO);
1918 if (avctx != NULL && getDivXVersion(avctx) >= 0) {
1919 newMime = MEDIA_MIMETYPE_VIDEO_DIVX;
1921 } else if (hasAudioCodecOnly(ic)) {
1922 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1923 CHECK(codec_id != AV_CODEC_ID_NONE);
1925 case AV_CODEC_ID_MP3:
1926 newMime = MEDIA_MIMETYPE_AUDIO_MPEG;
1928 case AV_CODEC_ID_AAC:
1929 newMime = MEDIA_MIMETYPE_AUDIO_AAC;
1931 case AV_CODEC_ID_VORBIS:
1932 newMime = MEDIA_MIMETYPE_AUDIO_VORBIS;
1934 case AV_CODEC_ID_FLAC:
1935 newMime = MEDIA_MIMETYPE_AUDIO_FLAC;
1937 case AV_CODEC_ID_AC3:
1938 newMime = MEDIA_MIMETYPE_AUDIO_AC3;
1940 case AV_CODEC_ID_APE:
1941 newMime = MEDIA_MIMETYPE_AUDIO_APE;
1943 case AV_CODEC_ID_DTS:
1944 newMime = MEDIA_MIMETYPE_AUDIO_DTS;
1946 case AV_CODEC_ID_MP2:
1947 newMime = MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II;
1949 case AV_CODEC_ID_COOK:
1950 newMime = MEDIA_MIMETYPE_AUDIO_RA;
1952 case AV_CODEC_ID_WMAV1:
1953 case AV_CODEC_ID_WMAV2:
1954 case AV_CODEC_ID_WMAPRO:
1955 case AV_CODEC_ID_WMALOSSLESS:
1956 newMime = MEDIA_MIMETYPE_AUDIO_WMA;
1962 if (!strcmp(*mime, MEDIA_MIMETYPE_CONTAINER_FFMPEG)) {
1963 newMime = MEDIA_MIMETYPE_AUDIO_FFMPEG;
1967 if (strcmp(*mime, newMime)) {
1968 ALOGI("adjust mime(%s -> %s)", *mime, newMime);
1973 static const char *findMatchingContainer(const char *name)
1976 #if SUPPOURT_UNKNOWN_FORMAT
1977 //The FFmpegExtractor support all ffmpeg formats!!!
1978 //Unknown format is defined as MEDIA_MIMETYPE_CONTAINER_FFMPEG
1979 const char *container = MEDIA_MIMETYPE_CONTAINER_FFMPEG;
1981 const char *container = NULL;
1984 for (i = 0; i < NELEM(FILE_FORMATS); ++i) {
1985 int len = strlen(FILE_FORMATS[i].format);
1986 if (!strncasecmp(name, FILE_FORMATS[i].format, len)) {
1987 container = FILE_FORMATS[i].container;
1995 static const char *SniffFFMPEGCommon(const char *url, float *confidence, bool isStreaming)
1999 size_t nb_streams = 0;
2000 int64_t timeNow = 0;
2001 const char *container = NULL;
2002 AVFormatContext *ic = NULL;
2003 AVDictionary *codec_opts = NULL;
2004 AVDictionary **opts = NULL;
2005 bool needProbe = false;
2007 status_t status = initFFmpeg();
2009 ALOGE("could not init ffmpeg");
2013 ic = avformat_alloc_context();
2016 ALOGE("oom for alloc avformat context");
2020 // Don't download more than a meg
2021 ic->probesize = 1024 * 1024;
2023 timeNow = ALooper::GetNowUs();
2025 err = avformat_open_input(&ic, url, NULL, NULL);
2028 ALOGE("%s: avformat_open_input failed, err:%s", url, av_err2str(err));
2032 if (ic->iformat != NULL && ic->iformat->name != NULL) {
2033 container = findMatchingContainer(ic->iformat->name);
2036 ALOGV("opened, nb_streams: %d container: %s delay: %.2f ms", ic->nb_streams, container,
2037 ((float)ALooper::GetNowUs() - timeNow) / 1000);
2039 // Only probe if absolutely necessary. For formats with headers, avformat_open_input will
2040 // figure out the components.
2041 for (unsigned int i = 0; i < ic->nb_streams; i++) {
2042 AVStream* stream = ic->streams[i];
2043 if (!stream->codec || !stream->codec->codec_id) {
2047 ALOGV("found stream %d id %d codec %s", i, stream->codec->codec_id, avcodec_get_name(stream->codec->codec_id));
2050 // We must go deeper.
2051 if (!isStreaming && (!ic->nb_streams || needProbe)) {
2052 timeNow = ALooper::GetNowUs();
2054 opts = setup_find_stream_info_opts(ic, codec_opts);
2055 nb_streams = ic->nb_streams;
2056 err = avformat_find_stream_info(ic, opts);
2058 ALOGE("%s: could not find stream info, err:%s", url, av_err2str(err));
2062 ALOGV("probed stream info after %.2f ms", ((float)ALooper::GetNowUs() - timeNow) / 1000);
2064 for (i = 0; i < nb_streams; i++) {
2065 av_dict_free(&opts[i]);
2069 av_dump_format(ic, 0, url, 0);
2072 ALOGV("url: %s, format_name: %s, format_long_name: %s",
2073 url, ic->iformat->name, ic->iformat->long_name);
2075 container = findMatchingContainer(ic->iformat->name);
2077 adjustContainerIfNeeded(&container, ic);
2078 adjustConfidenceIfNeeded(container, ic, confidence, isStreaming);
2079 if (*confidence == 0)
2085 avformat_close_input(&ic);
2094 static const char *BetterSniffFFMPEG(const sp<DataSource> &source,
2095 float *confidence, sp<AMessage> meta)
2097 const char *ret = NULL;
2098 char url[PATH_MAX] = {0};
2100 ALOGI("android-source:%p", source.get());
2102 // pass the addr of smart pointer("source")
2103 snprintf(url, sizeof(url), "android-source:%p", source.get());
2105 ret = SniffFFMPEGCommon(url, confidence,
2106 (source->flags() & DataSource::kIsCachingDataSource));
2108 meta->setString("extended-extractor-url", url);
2114 static const char *LegacySniffFFMPEG(const sp<DataSource> &source,
2115 float *confidence, sp<AMessage> meta)
2117 const char *ret = NULL;
2118 char url[PATH_MAX] = {0};
2120 String8 uri = source->getUri();
2121 if (!uri.string()) {
2125 if (source->flags() & DataSource::kIsCachingDataSource)
2128 ALOGV("source url:%s", uri.string());
2130 // pass the addr of smart pointer("source") + file name
2131 snprintf(url, sizeof(url), "android-source:%p|file:%s", source.get(), uri.string());
2133 ret = SniffFFMPEGCommon(url, confidence, false);
2135 meta->setString("extended-extractor-url", url);
2142 const sp<DataSource> &source, String8 *mimeType, float *confidence,
2143 sp<AMessage> *meta) {
2145 float newConfidence = 0.08f;
2147 ALOGV("SniffFFMPEG (initial confidence: %f, mime: %s)", *confidence,
2148 mimeType == NULL ? "unknown" : *mimeType);
2150 // This is a heavyweight sniffer, don't invoke it if Stagefright knows
2151 // what it is doing already.
2152 if (mimeType != NULL && confidence != NULL) {
2153 if (*mimeType == "application/ogg") {
2156 if (*confidence > 0.8f) {
2161 *meta = new AMessage;
2163 const char *container = BetterSniffFFMPEG(source, &newConfidence, *meta);
2165 ALOGW("sniff through BetterSniffFFMPEG failed, try LegacySniffFFMPEG");
2166 container = LegacySniffFFMPEG(source, &newConfidence, *meta);
2168 ALOGV("sniff through LegacySniffFFMPEG success");
2171 ALOGV("sniff through BetterSniffFFMPEG success");
2174 if (container == NULL) {
2175 ALOGD("SniffFFMPEG failed to sniff this source");
2181 ALOGD("ffmpeg detected media content as '%s' with confidence %.2f",
2182 container, newConfidence);
2184 mimeType->setTo(container);
2186 (*meta)->setString("extended-extractor", "extended-extractor");
2187 (*meta)->setString("extended-extractor-subtype", "ffmpegextractor");
2188 (*meta)->setString("extended-extractor-mime", container);
2191 char value[PROPERTY_VALUE_MAX];
2192 property_get("sys.media.parser.ffmpeg", value, "0");
2194 ALOGD("[debug] use ffmpeg parser");
2195 newConfidence = 0.88f;
2198 if (newConfidence > *confidence) {
2199 (*meta)->setString("extended-extractor-use", "ffmpegextractor");
2200 *confidence = newConfidence;
2206 MediaExtractor *CreateFFmpegExtractor(const sp<DataSource> &source, const char *mime, const sp<AMessage> &meta) {
2207 MediaExtractor *ret = NULL;
2209 if (meta.get() && meta->findString("extended-extractor", ¬use) && (
2210 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG) ||
2211 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC) ||
2212 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_VORBIS) ||
2213 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC) ||
2214 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3) ||
2215 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_APE) ||
2216 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_DTS) ||
2217 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II) ||
2218 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RA) ||
2219 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_WMA) ||
2220 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FFMPEG) ||
2221 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG4) ||
2222 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MOV) ||
2223 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MATROSKA) ||
2224 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_TS) ||
2225 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2PS) ||
2226 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_AVI) ||
2227 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_ASF) ||
2228 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WEBM) ||
2229 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WMV) ||
2230 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPG) ||
2231 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FLV) ||
2232 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DIVX) ||
2233 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_RM) ||
2234 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WAV) ||
2235 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FLAC) ||
2236 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_APE) ||
2237 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DTS) ||
2238 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MP2) ||
2239 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_RA) ||
2240 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_OGG) ||
2241 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_VC1) ||
2242 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_HEVC) ||
2243 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WMA) ||
2244 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FFMPEG))) {
2245 ret = new FFmpegExtractor(source, meta);
2248 ALOGD("%ssupported mime: %s", (ret ? "" : "un"), mime);
2252 } // namespace android
2254 extern "C" void getExtractorPlugin(android::MediaExtractor::Plugin *plugin)
2256 plugin->sniff = android::SniffFFMPEG;
2257 plugin->create = android::CreateFFmpegExtractor;