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_TAG "FFmpegExtractor"
19 #include <utils/Log.h>
22 #include <limits.h> /* INT_MAX */
24 #include <sys/prctl.h>
26 #include <utils/misc.h>
27 #include <utils/String8.h>
28 #include <cutils/properties.h>
29 #include <media/stagefright/foundation/ABitReader.h>
30 #include <media/stagefright/foundation/ABuffer.h>
31 #include <media/stagefright/foundation/ADebug.h>
32 #include <media/stagefright/foundation/AMessage.h>
33 #include <media/stagefright/foundation/hexdump.h>
34 #include <media/stagefright/DataSource.h>
35 #include <media/stagefright/MediaBuffer.h>
36 #include <media/stagefright/foundation/ADebug.h>
37 #include <media/stagefright/MediaDefs.h>
38 #include <media/stagefright/MediaErrors.h>
39 #include <media/stagefright/MediaSource.h>
40 #include <media/stagefright/MetaData.h>
41 #include <media/stagefright/Utils.h>
42 #include "include/avc_utils.h"
44 #include "utils/codec_utils.h"
45 #include "utils/ffmpeg_cmdutils.h"
47 #include "FFmpegExtractor.h"
49 #define MAX_QUEUE_SIZE (40 * 1024 * 1024)
50 #define MIN_AUDIOQ_SIZE (2 * 1024 * 1024)
52 #define EXTRACTOR_MAX_PROBE_PACKETS 200
53 #define FF_MAX_EXTRADATA_SIZE ((1 << 28) - AV_INPUT_BUFFER_PADDING_SIZE)
55 #define WAIT_KEY_PACKET_AFTER_SEEK 1
56 #define SUPPOURT_UNKNOWN_FORMAT 1
59 #define DEBUG_READ_ENTRY 0
60 #define DEBUG_DISABLE_VIDEO 0
61 #define DEBUG_DISABLE_AUDIO 0
63 #define DEBUG_EXTRADATA 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),
118 mReaderThreadStarted(false),
119 mParsedMetadata(false) {
120 ALOGV("FFmpegExtractor::FFmpegExtractor");
122 fetchStuffsFromSniffedMeta(meta);
124 packet_queue_init(&mVideoQ);
125 packet_queue_init(&mAudioQ);
127 int err = initStreams();
129 ALOGE("failed to init ffmpeg");
133 // start reader here, as we want to extract extradata from bitstream if no extradata
136 while(mProbePkts <= EXTRACTOR_MAX_PROBE_PACKETS && !mEOF &&
137 (mFormatCtx->pb ? !mFormatCtx->pb->error : 1) &&
138 (mDefersToCreateVideoTrack || mDefersToCreateAudioTrack)) {
139 ALOGV("mProbePkts=%zu", mProbePkts);
143 ALOGV("mProbePkts: %zu, mEOF: %d, pb->error(if has): %d, mDefersToCreateVideoTrack: %d, mDefersToCreateAudioTrack: %d",
144 mProbePkts, mEOF, mFormatCtx->pb ? mFormatCtx->pb->error : 0, mDefersToCreateVideoTrack, mDefersToCreateAudioTrack);
149 FFmpegExtractor::~FFmpegExtractor() {
150 ALOGV("FFmpegExtractor::~FFmpegExtractor");
151 // stop reader here if no track!
154 Mutex::Autolock autoLock(mLock);
158 size_t FFmpegExtractor::countTracks() {
159 return mInitCheck == OK ? mTracks.size() : 0;
162 sp<IMediaSource> FFmpegExtractor::getTrack(size_t index) {
163 ALOGV("FFmpegExtractor::getTrack[%zu]", index);
165 if (mInitCheck != OK) {
169 if (index >= mTracks.size()) {
173 return new FFmpegSource(this, index);
176 sp<MetaData> FFmpegExtractor::getTrackMetaData(size_t index, uint32_t flags __unused) {
177 ALOGV("FFmpegExtractor::getTrackMetaData[%zu]", index);
179 if (mInitCheck != OK) {
183 if (index >= mTracks.size()) {
187 /* Quick and dirty, just get a frame 1/4 in */
188 if (mTracks.itemAt(index).mIndex == mVideoStreamIdx &&
189 mFormatCtx->duration != AV_NOPTS_VALUE) {
190 mTracks.itemAt(index).mMeta->setInt64(
191 kKeyThumbnailTime, mFormatCtx->duration / 4);
194 return mTracks.itemAt(index).mMeta;
197 sp<MetaData> FFmpegExtractor::getMetaData() {
198 ALOGV("FFmpegExtractor::getMetaData");
200 if (mInitCheck != OK) {
204 if (!mParsedMetadata) {
205 parseMetadataTags(mFormatCtx, mMeta);
206 mParsedMetadata = true;
212 uint32_t FFmpegExtractor::flags() const {
213 ALOGV("FFmpegExtractor::flags");
215 if (mInitCheck != OK) {
219 uint32_t flags = CAN_PAUSE;
221 if (mFormatCtx->duration != AV_NOPTS_VALUE) {
222 flags |= CAN_SEEK_BACKWARD | CAN_SEEK_FORWARD | CAN_SEEK;
228 int FFmpegExtractor::check_extradata(AVCodecContext *avctx)
230 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
231 const char *name = NULL;
232 bool *defersToCreateTrack = NULL;
233 AVBitStreamFilterContext **bsfc = NULL;
236 if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
238 defersToCreateTrack = &mDefersToCreateVideoTrack;
239 } else if (avctx->codec_type == AVMEDIA_TYPE_AUDIO){
241 defersToCreateTrack = &mDefersToCreateAudioTrack;
244 codec_id = avctx->codec_id;
247 if (codec_id != AV_CODEC_ID_H264
248 && codec_id != AV_CODEC_ID_MPEG4
249 && codec_id != AV_CODEC_ID_MPEG1VIDEO
250 && codec_id != AV_CODEC_ID_MPEG2VIDEO
251 && codec_id != AV_CODEC_ID_AAC) {
255 // is extradata compatible with android?
256 if (codec_id != AV_CODEC_ID_AAC) {
257 int is_compatible = is_extradata_compatible_with_android(avctx);
258 if (!is_compatible) {
259 ALOGI("%s extradata is not compatible with android, should to extract it from bitstream",
260 av_get_media_type_string(avctx->codec_type));
261 *defersToCreateTrack = true;
262 *bsfc = NULL; // H264 don't need bsfc, only AAC?
268 if (codec_id == AV_CODEC_ID_AAC) {
269 name = "aac_adtstoasc";
272 if (avctx->extradata_size <= 0) {
273 ALOGI("No %s extradata found, should to extract it from bitstream",
274 av_get_media_type_string(avctx->codec_type));
275 *defersToCreateTrack = true;
276 //CHECK(name != NULL);
277 if (!*bsfc && name) {
278 *bsfc = av_bitstream_filter_init(name);
280 ALOGE("Cannot open the %s BSF!", name);
281 *defersToCreateTrack = false;
284 ALOGV("open the %s bsf", name);
294 void FFmpegExtractor::printTime(int64_t time)
296 int hours, mins, secs, us;
298 if (time == AV_NOPTS_VALUE)
301 secs = time / AV_TIME_BASE;
302 us = time % AV_TIME_BASE;
307 ALOGI("the time is %02d:%02d:%02d.%02d",
308 hours, mins, secs, (100 * us) / AV_TIME_BASE);
311 bool FFmpegExtractor::is_codec_supported(enum AVCodecID codec_id)
313 bool supported = false;
316 case AV_CODEC_ID_H264:
317 case AV_CODEC_ID_MPEG4:
318 case AV_CODEC_ID_H263:
319 case AV_CODEC_ID_H263P:
320 case AV_CODEC_ID_H263I:
321 case AV_CODEC_ID_AAC:
322 case AV_CODEC_ID_AC3:
323 case AV_CODEC_ID_MP2:
324 case AV_CODEC_ID_MP3:
325 case AV_CODEC_ID_MPEG1VIDEO:
326 case AV_CODEC_ID_MPEG2VIDEO:
327 case AV_CODEC_ID_WMV1:
328 case AV_CODEC_ID_WMV2:
329 case AV_CODEC_ID_WMV3:
330 case AV_CODEC_ID_VC1:
331 case AV_CODEC_ID_VP8:
332 case AV_CODEC_ID_VP9:
333 case AV_CODEC_ID_WMAV1:
334 case AV_CODEC_ID_WMAV2:
335 case AV_CODEC_ID_WMAPRO:
336 case AV_CODEC_ID_WMALOSSLESS:
337 case AV_CODEC_ID_RV20:
338 case AV_CODEC_ID_RV30:
339 case AV_CODEC_ID_RV40:
340 case AV_CODEC_ID_COOK:
341 case AV_CODEC_ID_APE:
342 case AV_CODEC_ID_DTS:
343 case AV_CODEC_ID_FLAC:
344 case AV_CODEC_ID_FLV1:
345 case AV_CODEC_ID_VORBIS:
346 case AV_CODEC_ID_HEVC:
347 case AV_CODEC_ID_ALAC:
352 ALOGD("unsuppoted codec(%s), but give it a chance",
353 avcodec_get_name(codec_id));
354 //Won't promise that the following codec id can be supported.
355 //Just give these codecs a chance.
363 sp<MetaData> FFmpegExtractor::setVideoFormat(AVStream *stream)
365 AVCodecContext *avctx = NULL;
366 sp<MetaData> meta = NULL;
368 avctx = stream->codec;
369 CHECK_EQ(avctx->codec_type, AVMEDIA_TYPE_VIDEO);
371 switch(avctx->codec_id) {
372 case AV_CODEC_ID_H264:
373 if (avctx->extradata[0] == 1) {
374 meta = setAVCFormat(avctx);
376 meta = setH264Format(avctx);
379 case AV_CODEC_ID_MPEG4:
380 meta = setMPEG4Format(avctx);
382 case AV_CODEC_ID_H263:
383 case AV_CODEC_ID_H263P:
384 case AV_CODEC_ID_H263I:
385 meta = setH263Format(avctx);
387 case AV_CODEC_ID_MPEG1VIDEO:
388 case AV_CODEC_ID_MPEG2VIDEO:
389 meta = setMPEG2VIDEOFormat(avctx);
391 case AV_CODEC_ID_VC1:
392 meta = setVC1Format(avctx);
394 case AV_CODEC_ID_WMV1:
395 meta = setWMV1Format(avctx);
397 case AV_CODEC_ID_WMV2:
398 meta = setWMV2Format(avctx);
400 case AV_CODEC_ID_WMV3:
401 meta = setWMV3Format(avctx);
403 case AV_CODEC_ID_RV20:
404 meta = setRV20Format(avctx);
406 case AV_CODEC_ID_RV30:
407 meta = setRV30Format(avctx);
409 case AV_CODEC_ID_RV40:
410 meta = setRV40Format(avctx);
412 case AV_CODEC_ID_FLV1:
413 meta = setFLV1Format(avctx);
415 case AV_CODEC_ID_HEVC:
416 meta = setHEVCFormat(avctx);
418 case AV_CODEC_ID_VP8:
419 meta = setVP8Format(avctx);
421 case AV_CODEC_ID_VP9:
422 meta = setVP9Format(avctx);
425 ALOGD("unsuppoted video codec(id:%d, name:%s), but give it a chance",
426 avctx->codec_id, avcodec_get_name(avctx->codec_id));
428 meta->setInt32(kKeyCodecId, avctx->codec_id);
429 meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_FFMPEG);
430 if (avctx->extradata_size > 0) {
431 meta->setData(kKeyRawCodecSpecificData, 0, avctx->extradata, avctx->extradata_size);
433 //CHECK(!"Should not be here. Unsupported codec.");
439 double theta = get_rotation(stream);
440 int rotationDegrees = 0;
442 if (fabs(theta - 90) < 1.0) {
443 rotationDegrees = 90;
444 } else if (fabs(theta - 180) < 1.0) {
445 rotationDegrees = 180;
446 } else if (fabs(theta - 270) < 1.0) {
447 rotationDegrees = 270;
449 if (rotationDegrees != 0) {
450 meta->setInt32(kKeyRotation, rotationDegrees);
458 if (avctx->sample_aspect_ratio.num == 0)
461 aspect_ratio = av_q2d(avctx->sample_aspect_ratio);
463 if (aspect_ratio <= 0.0)
465 aspect_ratio *= (float)avctx->width / (float)avctx->height;
467 /* XXX: we suppose the screen has a 1.0 pixel ratio */
468 height = avctx->height;
469 width = ((int)rint(height * aspect_ratio)) & ~1;
471 ALOGI("width: %d, height: %d, bit_rate: % " PRId64 " aspect ratio: %f",
472 avctx->width, avctx->height, avctx->bit_rate, aspect_ratio);
474 meta->setInt32(kKeyWidth, avctx->width);
475 meta->setInt32(kKeyHeight, avctx->height);
476 if ((width > 0) && (height > 0) &&
477 ((avctx->width != width || avctx->height != height))) {
478 meta->setInt32(kKeySARWidth, width);
479 meta->setInt32(kKeySARHeight, height);
480 ALOGI("SAR width: %d, SAR height: %d", width, height);
482 if (avctx->bit_rate > 0) {
483 meta->setInt32(kKeyBitRate, avctx->bit_rate);
485 meta->setCString('ffmt', findMatchingContainer(mFormatCtx->iformat->name));
486 setDurationMetaData(stream, meta);
492 sp<MetaData> FFmpegExtractor::setAudioFormat(AVStream *stream)
494 AVCodecContext *avctx = NULL;
495 sp<MetaData> meta = NULL;
497 avctx = stream->codec;
498 CHECK_EQ(avctx->codec_type, AVMEDIA_TYPE_AUDIO);
500 switch(avctx->codec_id) {
501 case AV_CODEC_ID_MP2:
502 meta = setMP2Format(avctx);
504 case AV_CODEC_ID_MP3:
505 meta = setMP3Format(avctx);
507 case AV_CODEC_ID_VORBIS:
508 meta = setVORBISFormat(avctx);
510 case AV_CODEC_ID_AC3:
511 meta = setAC3Format(avctx);
513 case AV_CODEC_ID_AAC:
514 meta = setAACFormat(avctx);
516 case AV_CODEC_ID_WMAV1:
517 meta = setWMAV1Format(avctx);
519 case AV_CODEC_ID_WMAV2:
520 meta = setWMAV2Format(avctx);
522 case AV_CODEC_ID_WMAPRO:
523 meta = setWMAProFormat(avctx);
525 case AV_CODEC_ID_WMALOSSLESS:
526 meta = setWMALossLessFormat(avctx);
528 case AV_CODEC_ID_COOK:
529 meta = setRAFormat(avctx);
531 case AV_CODEC_ID_APE:
532 meta = setAPEFormat(avctx);
534 case AV_CODEC_ID_DTS:
535 meta = setDTSFormat(avctx);
537 case AV_CODEC_ID_FLAC:
538 meta = setFLACFormat(avctx);
540 case AV_CODEC_ID_ALAC:
541 meta = setALACFormat(avctx);
544 ALOGD("unsuppoted audio codec(id:%d, name:%s), but give it a chance",
545 avctx->codec_id, avcodec_get_name(avctx->codec_id));
547 meta->setInt32(kKeyCodecId, avctx->codec_id);
548 meta->setInt32(kKeyCodedSampleBits, avctx->bits_per_coded_sample);
549 meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_FFMPEG);
550 if (avctx->extradata_size > 0) {
551 meta->setData(kKeyRawCodecSpecificData, 0, avctx->extradata, avctx->extradata_size);
553 //CHECK(!"Should not be here. Unsupported codec.");
558 ALOGD("bit_rate: %" PRId64 ", sample_rate: %d, channels: %d, "
559 "bits_per_coded_sample: %d, block_align: %d "
560 "bits_per_raw_sample: %d, sample_format: %d",
561 avctx->bit_rate, avctx->sample_rate, avctx->channels,
562 avctx->bits_per_coded_sample, avctx->block_align,
563 avctx->bits_per_raw_sample, avctx->sample_fmt);
565 meta->setInt32(kKeyChannelCount, avctx->channels);
566 meta->setInt32(kKeyBitRate, avctx->bit_rate);
567 int32_t bits = avctx->bits_per_raw_sample > 0 ?
568 avctx->bits_per_raw_sample :
569 av_get_bytes_per_sample(avctx->sample_fmt) * 8;
570 meta->setInt32(kKeyBitsPerRawSample, bits);
571 meta->setInt32(kKeySampleRate, avctx->sample_rate);
572 meta->setInt32(kKeyBlockAlign, avctx->block_align);
573 meta->setInt32(kKeySampleFormat, avctx->sample_fmt);
574 meta->setInt32(kKeyPcmEncoding, sampleFormatToEncoding(avctx->sample_fmt));
575 meta->setCString('ffmt', findMatchingContainer(mFormatCtx->iformat->name));
576 setDurationMetaData(stream, meta);
582 void FFmpegExtractor::setDurationMetaData(AVStream *stream, sp<MetaData> &meta)
584 AVCodecContext *avctx = stream->codec;
586 if (stream->duration != AV_NOPTS_VALUE) {
587 int64_t duration = av_rescale_q(stream->duration, stream->time_base, AV_TIME_BASE_Q);
589 const char *s = av_get_media_type_string(avctx->codec_type);
590 if (stream->start_time != AV_NOPTS_VALUE) {
591 ALOGV("%s startTime: %" PRId64, s, stream->start_time);
593 ALOGV("%s startTime:N/A", s);
595 meta->setInt64(kKeyDuration, duration);
597 // default when no stream duration
598 meta->setInt64(kKeyDuration, mFormatCtx->duration);
602 int FFmpegExtractor::stream_component_open(int stream_index)
604 TrackInfo *trackInfo = NULL;
605 AVCodecContext *avctx = NULL;
606 sp<MetaData> meta = NULL;
607 bool supported = false;
609 const void *data = NULL;
613 ALOGI("stream_index: %d", stream_index);
614 if (stream_index < 0 || stream_index >= (int)mFormatCtx->nb_streams)
616 avctx = mFormatCtx->streams[stream_index]->codec;
618 supported = is_codec_supported(avctx->codec_id);
621 ALOGE("unsupport the codec(%s)", avcodec_get_name(avctx->codec_id));
623 } else if ((mFormatCtx->streams[stream_index]->disposition & AV_DISPOSITION_ATTACHED_PIC) ||
624 avctx->codec_tag == MKTAG('j', 'p', 'e', 'g')) {
625 ALOGD("not opening attached picture(%s)", avcodec_get_name(avctx->codec_id));
628 ALOGI("support the codec(%s) disposition(%x)", avcodec_get_name(avctx->codec_id), mFormatCtx->streams[stream_index]->disposition);
631 for (size_t i = 0; i < mTracks.size(); ++i) {
632 if (stream_index == mTracks.editItemAt(i).mIndex) {
633 ALOGE("this track already exists");
638 mFormatCtx->streams[stream_index]->discard = AVDISCARD_DEFAULT;
641 av_get_codec_tag_string(tagbuf, sizeof(tagbuf), avctx->codec_tag);
642 ALOGV("Tag %s/0x%08x with codec(%s)\n", tagbuf, avctx->codec_tag, avcodec_get_name(avctx->codec_id));
644 switch (avctx->codec_type) {
645 case AVMEDIA_TYPE_VIDEO:
646 if (mVideoStreamIdx == -1)
647 mVideoStreamIdx = stream_index;
648 if (mVideoStream == NULL)
649 mVideoStream = mFormatCtx->streams[stream_index];
651 ret = check_extradata(avctx);
654 // disable the stream
655 mVideoStreamIdx = -1;
657 packet_queue_flush(&mVideoQ);
658 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
663 if (avctx->extradata) {
664 ALOGV("video stream extradata:");
665 hexdump(avctx->extradata, avctx->extradata_size);
667 ALOGV("video stream no extradata, but we can ignore it.");
670 meta = setVideoFormat(mVideoStream);
672 ALOGE("setVideoFormat failed");
676 ALOGV("create a video track");
678 trackInfo = &mTracks.editItemAt(mTracks.size() - 1);
679 trackInfo->mIndex = stream_index;
680 trackInfo->mMeta = meta;
681 trackInfo->mStream = mVideoStream;
682 trackInfo->mQueue = &mVideoQ;
684 mDefersToCreateVideoTrack = false;
687 case AVMEDIA_TYPE_AUDIO:
688 if (mAudioStreamIdx == -1)
689 mAudioStreamIdx = stream_index;
690 if (mAudioStream == NULL)
691 mAudioStream = mFormatCtx->streams[stream_index];
693 ret = check_extradata(avctx);
696 // disable the stream
697 mAudioStreamIdx = -1;
699 packet_queue_flush(&mAudioQ);
700 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
705 if (avctx->extradata) {
706 ALOGV("audio stream extradata(%d):", avctx->extradata_size);
707 hexdump(avctx->extradata, avctx->extradata_size);
709 ALOGV("audio stream no extradata, but we can ignore it.");
712 meta = setAudioFormat(mAudioStream);
714 ALOGE("setAudioFormat failed");
718 ALOGV("create a audio track");
720 trackInfo = &mTracks.editItemAt(mTracks.size() - 1);
721 trackInfo->mIndex = stream_index;
722 trackInfo->mMeta = meta;
723 trackInfo->mStream = mAudioStream;
724 trackInfo->mQueue = &mAudioQ;
726 mDefersToCreateAudioTrack = false;
729 case AVMEDIA_TYPE_SUBTITLE:
731 CHECK(!"Should not be here. Unsupported media type.");
734 CHECK(!"Should not be here. Unsupported media type.");
740 void FFmpegExtractor::stream_component_close(int stream_index)
742 AVCodecContext *avctx;
744 if (stream_index < 0 || stream_index >= (int)mFormatCtx->nb_streams)
746 avctx = mFormatCtx->streams[stream_index]->codec;
748 switch (avctx->codec_type) {
749 case AVMEDIA_TYPE_VIDEO:
750 ALOGV("packet_queue_abort videoq");
751 packet_queue_abort(&mVideoQ);
752 ALOGV("packet_queue_end videoq");
753 packet_queue_flush(&mVideoQ);
755 case AVMEDIA_TYPE_AUDIO:
756 ALOGV("packet_queue_abort audioq");
757 packet_queue_abort(&mAudioQ);
758 ALOGV("packet_queue_end audioq");
759 packet_queue_flush(&mAudioQ);
761 case AVMEDIA_TYPE_SUBTITLE:
767 mFormatCtx->streams[stream_index]->discard = AVDISCARD_ALL;
768 switch (avctx->codec_type) {
769 case AVMEDIA_TYPE_VIDEO:
771 mVideoStreamIdx = -1;
773 av_bitstream_filter_close(mVideoBsfc);
777 case AVMEDIA_TYPE_AUDIO:
779 mAudioStreamIdx = -1;
781 av_bitstream_filter_close(mAudioBsfc);
785 case AVMEDIA_TYPE_SUBTITLE:
792 void FFmpegExtractor::reachedEOS(enum AVMediaType media_type)
794 Mutex::Autolock autoLock(mLock);
796 if (media_type == AVMEDIA_TYPE_VIDEO) {
797 mVideoEOSReceived = true;
798 } else if (media_type == AVMEDIA_TYPE_AUDIO) {
799 mAudioEOSReceived = true;
804 /* seek in the stream */
805 int FFmpegExtractor::stream_seek(int64_t pos, enum AVMediaType media_type,
806 MediaSource::ReadOptions::SeekMode mode)
808 Mutex::Autolock _l(mLock);
810 if (mSeekIdx >= 0 || (mVideoStreamIdx >= 0
811 && mAudioStreamIdx >= 0
812 && media_type == AVMEDIA_TYPE_AUDIO
813 && !mVideoEOSReceived)) {
818 if (mAudioStreamIdx >= 0)
819 packet_queue_flush(&mAudioQ);
820 if (mVideoStreamIdx >= 0)
821 packet_queue_flush(&mVideoQ);
823 mSeekIdx = media_type == AVMEDIA_TYPE_VIDEO ? mVideoStreamIdx : mAudioStreamIdx;
826 //mSeekFlags &= ~AVSEEK_FLAG_BYTE;
827 //if (mSeekByBytes) {
828 // mSeekFlags |= AVSEEK_FLAG_BYTE;
832 case MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC:
836 case MediaSource::ReadOptions::SEEK_NEXT_SYNC:
838 mSeekMax = INT64_MAX;
840 case MediaSource::ReadOptions::SEEK_CLOSEST_SYNC:
842 mSeekMax = INT64_MAX;
844 case MediaSource::ReadOptions::SEEK_CLOSEST:
852 mCondition.wait(mLock);
857 int FFmpegExtractor::decode_interrupt_cb(void *ctx)
859 FFmpegExtractor *extractor = static_cast<FFmpegExtractor *>(ctx);
860 return extractor->mAbortRequest;
863 void FFmpegExtractor::fetchStuffsFromSniffedMeta(const sp<AMessage> &meta)
869 CHECK(meta->findString("extended-extractor-url", &url));
870 CHECK(url.c_str() != NULL);
871 CHECK(url.size() < PATH_MAX);
873 memcpy(mFilename, url.c_str(), url.size());
874 mFilename[url.size()] = '\0';
877 CHECK(meta->findString("extended-extractor-mime", &mime));
878 CHECK(mime.c_str() != NULL);
879 mMeta->setCString(kKeyMIMEType, mime.c_str());
882 void FFmpegExtractor::setFFmpegDefaultOpts()
885 #if DEBUG_DISABLE_VIDEO
890 #if DEBUG_DISABLE_AUDIO
896 mSeekByBytes = 0; /* seek by bytes 0=off 1=on -1=auto" */
897 mDuration = AV_NOPTS_VALUE;
898 mSeekPos = AV_NOPTS_VALUE;
899 mSeekMin = INT64_MIN;
900 mSeekMax = INT64_MAX;
903 mVideoStreamIdx = -1;
904 mAudioStreamIdx = -1;
907 mDefersToCreateVideoTrack = false;
908 mDefersToCreateAudioTrack = false;
921 int FFmpegExtractor::initStreams()
926 int ret = 0, audio_ret = -1, video_ret = -1;
927 int pkt_in_play_range = 0;
928 AVDictionaryEntry *t = NULL;
929 AVDictionary **opts = NULL;
930 int orig_nb_streams = 0;
931 int st_index[AVMEDIA_TYPE_NB] = {0};
932 int wanted_stream[AVMEDIA_TYPE_NB] = {0};
933 st_index[AVMEDIA_TYPE_AUDIO] = -1;
934 st_index[AVMEDIA_TYPE_VIDEO] = -1;
935 wanted_stream[AVMEDIA_TYPE_AUDIO] = -1;
936 wanted_stream[AVMEDIA_TYPE_VIDEO] = -1;
937 AVDictionary *format_opts = NULL, *codec_opts = NULL;
938 const char *mime = NULL;
940 setFFmpegDefaultOpts();
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: %" PRId64, 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 if (st_index[AVMEDIA_TYPE_AUDIO] >= 0) {
1027 audio_ret = stream_component_open(st_index[AVMEDIA_TYPE_AUDIO]);
1029 packet_queue_start(&mAudioQ);
1032 if (st_index[AVMEDIA_TYPE_VIDEO] >= 0) {
1033 video_ret = stream_component_open(st_index[AVMEDIA_TYPE_VIDEO]);
1035 packet_queue_start(&mVideoQ);
1038 if ( audio_ret < 0 && video_ret < 0) {
1039 ALOGE("%s: could not open codecs\n", mFilename);
1050 void FFmpegExtractor::deInitStreams()
1052 packet_queue_destroy(&mVideoQ);
1053 packet_queue_destroy(&mAudioQ);
1056 avformat_close_input(&mFormatCtx);
1060 status_t FFmpegExtractor::startReaderThread() {
1061 ALOGV("Starting reader thread");
1063 if (mReaderThreadStarted)
1066 pthread_attr_t attr;
1067 pthread_attr_init(&attr);
1068 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
1070 ALOGD("Reader thread starting");
1072 pthread_create(&mReaderThread, &attr, ReaderWrapper, this);
1073 pthread_attr_destroy(&attr);
1075 mReaderThreadStarted = true;
1076 mCondition.signal();
1081 void FFmpegExtractor::stopReaderThread() {
1082 ALOGV("Stopping reader thread");
1086 if (!mReaderThreadStarted) {
1087 ALOGD("Reader thread have been stopped");
1093 mCondition.signal();
1095 /* close each stream */
1096 if (mAudioStreamIdx >= 0)
1097 stream_component_close(mAudioStreamIdx);
1098 if (mVideoStreamIdx >= 0)
1099 stream_component_close(mVideoStreamIdx);
1102 pthread_join(mReaderThread, NULL);
1106 avformat_close_input(&mFormatCtx);
1109 mReaderThreadStarted = false;
1110 ALOGD("Reader thread stopped");
1116 void *FFmpegExtractor::ReaderWrapper(void *me) {
1117 ((FFmpegExtractor *)me)->readerEntry();
1122 void FFmpegExtractor::readerEntry() {
1124 AVPacket pkt1, *pkt = &pkt1;
1126 int pkt_in_play_range = 0;
1130 pid_t tid = gettid();
1131 androidSetThreadPriority(tid,
1132 mVideoStreamIdx >= 0 ? ANDROID_PRIORITY_NORMAL : ANDROID_PRIORITY_AUDIO);
1133 prctl(PR_SET_NAME, (unsigned long)"FFmpegExtractor Thread", 0, 0, 0);
1135 ALOGV("FFmpegExtractor wait for signal");
1136 while (!mReaderThreadStarted && !mAbortRequest) {
1137 mCondition.wait(mLock);
1139 ALOGV("FFmpegExtractor ready to run");
1141 if (mAbortRequest) {
1145 mVideoEOSReceived = false;
1146 mAudioEOSReceived = false;
1148 while (!mAbortRequest) {
1150 if (mPaused != mLastPaused) {
1151 mLastPaused = mPaused;
1153 mReadPauseReturn = av_read_pause(mFormatCtx);
1155 av_read_play(mFormatCtx);
1157 #if CONFIG_RTSP_DEMUXER || CONFIG_MMSH_PROTOCOL
1159 (!strcmp(mFormatCtx->iformat->name, "rtsp") ||
1160 (mFormatCtx->pb && !strncmp(mFilename, "mmsh:", 5)))) {
1161 /* wait 10 ms to avoid trying to get another packet */
1168 if (mSeekIdx >= 0) {
1169 Mutex::Autolock _l(mLock);
1170 ALOGV("readerEntry, mSeekIdx: %d mSeekPos: %" PRId64 " (%" PRId64 "/%" PRId64 ")", mSeekIdx, mSeekPos, mSeekMin, mSeekMax);
1171 ret = avformat_seek_file(mFormatCtx, -1, mSeekMin, mSeekPos, mSeekMax, 0);
1173 ALOGE("%s: error while seeking", mFormatCtx->filename);
1174 avformat_seek_file(mFormatCtx, -1, 0, 0, 0, 0);
1176 if (mAudioStreamIdx >= 0) {
1177 packet_queue_flush(&mAudioQ);
1178 packet_queue_put(&mAudioQ, &mAudioQ.flush_pkt);
1180 if (mVideoStreamIdx >= 0) {
1181 packet_queue_flush(&mVideoQ);
1182 packet_queue_put(&mVideoQ, &mVideoQ.flush_pkt);
1186 mCondition.signal();
1189 /* if the queue are full, no need to read more */
1190 if ( mAudioQ.size + mVideoQ.size > MAX_QUEUE_SIZE
1191 || ( (mAudioQ .size > MIN_AUDIOQ_SIZE || mAudioStreamIdx < 0)
1192 && (mVideoQ .nb_packets > MIN_FRAMES || mVideoStreamIdx < 0))) {
1193 #if DEBUG_READ_ENTRY
1194 ALOGV("readerEntry, full(wtf!!!), mVideoQ.size: %d, mVideoQ.nb_packets: %d, mAudioQ.size: %d, mAudioQ.nb_packets: %d",
1195 mVideoQ.size, mVideoQ.nb_packets, mAudioQ.size, mAudioQ.nb_packets);
1197 // avoid deadlock, the audio and video data in the video is offset too large.
1198 if ((mAudioQ.size == 0) && mAudioQ.wait_for_data) {
1199 ALOGE("abort audio queue, since offset to video data too large");
1200 packet_queue_abort(&mAudioQ);
1202 if ((mVideoQ.size == 0) && mVideoQ.wait_for_data) {
1203 ALOGE("abort video queue, since offset to audio data too large");
1204 packet_queue_abort(&mVideoQ);
1207 mExtractorMutex.lock();
1208 mCondition.waitRelative(mExtractorMutex, milliseconds(10));
1209 mExtractorMutex.unlock();
1214 if (mVideoStreamIdx >= 0) {
1215 packet_queue_put_nullpacket(&mVideoQ, mVideoStreamIdx);
1217 if (mAudioStreamIdx >= 0) {
1218 packet_queue_put_nullpacket(&mAudioQ, mAudioStreamIdx);
1221 mExtractorMutex.lock();
1222 mCondition.waitRelative(mExtractorMutex, milliseconds(10));
1224 mExtractorMutex.unlock();
1228 ret = av_read_frame(mFormatCtx, pkt);
1234 if (mFormatCtx->pb && mFormatCtx->pb->error &&
1235 mFormatCtx->pb->error != ERROR_END_OF_STREAM) {
1236 ALOGE("mFormatCtx->pb->error: %d", mFormatCtx->pb->error);
1240 mExtractorMutex.lock();
1241 mCondition.waitRelative(mExtractorMutex, milliseconds(10));
1242 mExtractorMutex.unlock();
1246 if (pkt->stream_index == mVideoStreamIdx) {
1247 if (mDefersToCreateVideoTrack) {
1248 AVCodecContext *avctx = mFormatCtx->streams[mVideoStreamIdx]->codec;
1250 int i = parser_split(avctx, pkt->data, pkt->size);
1251 if (i > 0 && i < FF_MAX_EXTRADATA_SIZE) {
1252 if (avctx->extradata)
1253 av_freep(&avctx->extradata);
1254 avctx->extradata_size= i;
1255 avctx->extradata = (uint8_t *)av_malloc(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
1256 if (!avctx->extradata) {
1257 //return AVERROR(ENOMEM);
1258 ret = AVERROR(ENOMEM);
1261 // sps + pps(there may be sei in it)
1262 memcpy(avctx->extradata, pkt->data, avctx->extradata_size);
1263 memset(avctx->extradata + i, 0, AV_INPUT_BUFFER_PADDING_SIZE);
1265 av_packet_unref(pkt);
1269 stream_component_open(mVideoStreamIdx);
1270 if (!mDefersToCreateVideoTrack)
1271 ALOGI("probe packet counter: %zu when create video track ok", mProbePkts);
1272 if (mProbePkts == EXTRACTOR_MAX_PROBE_PACKETS)
1273 ALOGI("probe packet counter to max: %zu, create video track: %d",
1274 mProbePkts, !mDefersToCreateVideoTrack);
1276 } else if (pkt->stream_index == mAudioStreamIdx) {
1280 AVCodecContext *avctx = mFormatCtx->streams[mAudioStreamIdx]->codec;
1281 if (mAudioBsfc && pkt && pkt->data) {
1282 ret = av_bitstream_filter_filter(mAudioBsfc, avctx, NULL, &outbuf, &outbuf_size,
1283 pkt->data, pkt->size, pkt->flags & AV_PKT_FLAG_KEY);
1285 if (ret < 0 ||!outbuf_size) {
1286 av_packet_unref(pkt);
1289 if (outbuf && outbuf != pkt->data) {
1290 memmove(pkt->data, outbuf, outbuf_size);
1291 pkt->size = outbuf_size;
1294 if (mDefersToCreateAudioTrack) {
1295 if (avctx->extradata_size <= 0) {
1296 av_packet_unref(pkt);
1299 stream_component_open(mAudioStreamIdx);
1300 if (!mDefersToCreateAudioTrack)
1301 ALOGI("probe packet counter: %zu when create audio track ok", mProbePkts);
1302 if (mProbePkts == EXTRACTOR_MAX_PROBE_PACKETS)
1303 ALOGI("probe packet counter to max: %zu, create audio track: %d",
1304 mProbePkts, !mDefersToCreateAudioTrack);
1308 if (pkt->stream_index == mAudioStreamIdx) {
1309 packet_queue_put(&mAudioQ, pkt);
1310 } else if (pkt->stream_index == mVideoStreamIdx) {
1311 packet_queue_put(&mVideoQ, pkt);
1313 av_packet_unref(pkt);
1320 ALOGV("FFmpegExtractor exit thread(readerEntry)");
1323 ////////////////////////////////////////////////////////////////////////////////
1325 FFmpegSource::FFmpegSource(
1326 const sp<FFmpegExtractor> &extractor, size_t index)
1327 : mExtractor(extractor),
1332 mStream(mExtractor->mTracks.itemAt(index).mStream),
1333 mQueue(mExtractor->mTracks.itemAt(index).mQueue),
1334 mLastPTS(AV_NOPTS_VALUE),
1335 mTargetTime(AV_NOPTS_VALUE) {
1336 sp<MetaData> meta = mExtractor->mTracks.itemAt(index).mMeta;
1339 AVCodecContext *avctx = mStream->codec;
1341 /* Parse codec specific data */
1342 if (avctx->codec_id == AV_CODEC_ID_H264
1343 && avctx->extradata_size > 0
1344 && avctx->extradata[0] == 1) {
1350 CHECK(meta->findData(kKeyAVCC, &type, &data, &size));
1352 const uint8_t *ptr = (const uint8_t *)data;
1355 CHECK_EQ((unsigned)ptr[0], 1u); // configurationVersion == 1
1357 // The number of bytes used to encode the length of a NAL unit.
1358 mNALLengthSize = 1 + (ptr[4] & 3);
1360 ALOGV("the stream is AVC, the length of a NAL unit: %zu", mNALLengthSize);
1363 } else if (avctx->codec_id == AV_CODEC_ID_HEVC
1364 && avctx->extradata_size > 3
1365 && (avctx->extradata[0] || avctx->extradata[1] ||
1366 avctx->extradata[2] > 1)) {
1367 /* It seems the extradata is encoded as hvcC format.
1368 * Temporarily, we support configurationVersion==0 until 14496-15 3rd
1369 * is finalized. When finalized, configurationVersion will be 1 and we
1370 * can recognize hvcC by checking if avctx->extradata[0]==1 or not. */
1376 CHECK(meta->findData(kKeyHVCC, &type, &data, &size));
1378 const uint8_t *ptr = (const uint8_t *)data;
1381 //CHECK_EQ((unsigned)ptr[0], 1u); // configurationVersion == 1
1383 // The number of bytes used to encode the length of a NAL unit.
1384 mNALLengthSize = 1 + (ptr[21] & 3);
1386 ALOGD("the stream is HEVC, the length of a NAL unit: %zu", mNALLengthSize);
1393 mMediaType = mStream->codec->codec_type;
1394 mFirstKeyPktTimestamp = AV_NOPTS_VALUE;
1397 FFmpegSource::~FFmpegSource() {
1398 ALOGV("FFmpegSource::~FFmpegSource %s",
1399 av_get_media_type_string(mMediaType));
1403 status_t FFmpegSource::start(MetaData * /* params */) {
1404 ALOGV("FFmpegSource::start %s",
1405 av_get_media_type_string(mMediaType));
1409 status_t FFmpegSource::stop() {
1410 ALOGV("FFmpegSource::stop %s",
1411 av_get_media_type_string(mMediaType));
1415 sp<MetaData> FFmpegSource::getFormat() {
1416 return mExtractor->mTracks.itemAt(mTrackIndex).mMeta;;
1419 status_t FFmpegSource::read(
1420 MediaBuffer **buffer, const ReadOptions *options) {
1424 bool seeking = false;
1425 bool waitKeyPkt = false;
1426 ReadOptions::SeekMode mode;
1427 int64_t pktTS = AV_NOPTS_VALUE;
1428 int64_t seekTimeUs = AV_NOPTS_VALUE;
1429 int64_t timeUs = AV_NOPTS_VALUE;
1431 status_t status = OK;
1432 int max_negative_time_frame = 100;
1434 int64_t startTimeUs = mStream->start_time == AV_NOPTS_VALUE ? 0 :
1435 av_rescale_q(mStream->start_time, mStream->time_base, AV_TIME_BASE_Q);
1437 if (options && options->getSeekTo(&seekTimeUs, &mode)) {
1438 int64_t seekPTS = seekTimeUs;
1439 ALOGV("~~~%s seekTimeUs: %" PRId64 ", seekPTS: %" PRId64 ", mode: %d", av_get_media_type_string(mMediaType), seekTimeUs, seekPTS, mode);
1440 /* add the stream start time */
1441 if (mStream->start_time != AV_NOPTS_VALUE) {
1442 seekPTS += startTimeUs;
1444 ALOGV("~~~%s seekTimeUs[+startTime]: %" PRId64 ", mode: %d start_time=%" PRId64, av_get_media_type_string(mMediaType), seekPTS, mode, startTimeUs);
1445 seeking = (mExtractor->stream_seek(seekPTS, mMediaType, mode) == SEEK);
1449 if (packet_queue_get(mQueue, &pkt, 1) < 0) {
1450 ALOGD("read %s abort reqeust", av_get_media_type_string(mMediaType));
1451 mExtractor->reachedEOS(mMediaType);
1452 return ERROR_END_OF_STREAM;
1456 if (pkt.data != mQueue->flush_pkt.data) {
1457 av_packet_unref(&pkt);
1461 #if WAIT_KEY_PACKET_AFTER_SEEK
1467 if (pkt.data == mQueue->flush_pkt.data) {
1468 ALOGV("read %s flush pkt", av_get_media_type_string(mMediaType));
1469 av_packet_unref(&pkt);
1470 mFirstKeyPktTimestamp = AV_NOPTS_VALUE;
1472 } else if (pkt.data == NULL && pkt.size == 0) {
1473 ALOGD("read %s eos pkt", av_get_media_type_string(mMediaType));
1474 av_packet_unref(&pkt);
1475 mExtractor->reachedEOS(mMediaType);
1476 return ERROR_END_OF_STREAM;
1479 key = pkt.flags & AV_PKT_FLAG_KEY ? 1 : 0;
1480 pktTS = pkt.pts == AV_NOPTS_VALUE ? pkt.dts : pkt.pts;
1484 ALOGV("drop the non-key packet");
1485 av_packet_unref(&pkt);
1488 ALOGV("~~~~~~ got the key packet");
1493 if (pktTS != AV_NOPTS_VALUE && mFirstKeyPktTimestamp == AV_NOPTS_VALUE) {
1494 // update the first key timestamp
1495 mFirstKeyPktTimestamp = pktTS;
1498 MediaBuffer *mediaBuffer = new MediaBuffer(pkt.size + AV_INPUT_BUFFER_PADDING_SIZE);
1499 mediaBuffer->meta_data()->clear();
1500 mediaBuffer->set_range(0, pkt.size);
1503 if ((mIsAVC || mIsHEVC) && mNal2AnnexB) {
1504 /* This only works for NAL sizes 3-4 */
1505 if ((mNALLengthSize != 3) && (mNALLengthSize != 4)) {
1506 ALOGE("cannot use convertNal2AnnexB, nal size: %zu", mNALLengthSize);
1507 mediaBuffer->release();
1509 av_packet_unref(&pkt);
1510 return ERROR_MALFORMED;
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 if (max_negative_time_frame-- > 0) {
1547 ALOGE("too many negative timestamp packets, abort decoding");
1548 return ERROR_MALFORMED;
1552 // predict the next PTS to use for exact-frame seek below
1553 int64_t nextPTS = AV_NOPTS_VALUE;
1554 if (mLastPTS != AV_NOPTS_VALUE && timeUs > mLastPTS) {
1555 nextPTS = timeUs + (timeUs - mLastPTS);
1557 } else if (mLastPTS == AV_NOPTS_VALUE) {
1562 if (pktTS != AV_NOPTS_VALUE)
1563 ALOGV("read %s pkt, size:%d, key:%d, pktPTS: %lld, pts:%lld, dts:%lld, timeUs[-startTime]:%lld us (%.2f secs) start_time=%lld",
1564 av_get_media_type_string(mMediaType), pkt.size, key, pktTS, pkt.pts, pkt.dts, timeUs, timeUs/1E6, startTimeUs);
1566 ALOGV("read %s pkt, size:%d, key:%d, pts:N/A, dts:N/A, timeUs[-startTime]:N/A",
1567 av_get_media_type_string(mMediaType), pkt.size, key);
1570 mediaBuffer->meta_data()->setInt64(kKeyTime, timeUs);
1571 mediaBuffer->meta_data()->setInt32(kKeyIsSyncFrame, key);
1573 // deal with seek-to-exact-frame, we might be off a bit and Stagefright will assert on us
1574 if (seekTimeUs != AV_NOPTS_VALUE && timeUs < seekTimeUs &&
1575 mode == MediaSource::ReadOptions::SEEK_CLOSEST) {
1576 mTargetTime = seekTimeUs;
1577 mediaBuffer->meta_data()->setInt64(kKeyTargetTime, seekTimeUs);
1580 if (mTargetTime != AV_NOPTS_VALUE) {
1581 if (timeUs == mTargetTime) {
1582 mTargetTime = AV_NOPTS_VALUE;
1583 } else if (nextPTS != AV_NOPTS_VALUE && nextPTS > mTargetTime) {
1584 ALOGV("adjust target frame time to %" PRId64, timeUs);
1585 mediaBuffer->meta_data()->setInt64(kKeyTime, mTargetTime);
1586 mTargetTime = AV_NOPTS_VALUE;
1590 *buffer = mediaBuffer;
1592 av_packet_unref(&pkt);
1597 ////////////////////////////////////////////////////////////////////////////////
1601 const char *container;
1604 static formatmap FILE_FORMATS[] = {
1605 {"mpeg", MEDIA_MIMETYPE_CONTAINER_MPEG2PS },
1606 {"mpegts", MEDIA_MIMETYPE_CONTAINER_TS },
1607 {"mov,mp4,m4a,3gp,3g2,mj2", MEDIA_MIMETYPE_CONTAINER_MPEG4 },
1608 {"matroska,webm", MEDIA_MIMETYPE_CONTAINER_MATROSKA },
1609 {"asf", MEDIA_MIMETYPE_CONTAINER_ASF },
1610 {"rm", MEDIA_MIMETYPE_CONTAINER_RM },
1611 {"flv", MEDIA_MIMETYPE_CONTAINER_FLV },
1612 {"swf", MEDIA_MIMETYPE_CONTAINER_FLV },
1613 {"avi", MEDIA_MIMETYPE_CONTAINER_AVI },
1614 {"ape", MEDIA_MIMETYPE_CONTAINER_APE },
1615 {"dts", MEDIA_MIMETYPE_CONTAINER_DTS },
1616 {"flac", MEDIA_MIMETYPE_CONTAINER_FLAC },
1617 {"ac3", MEDIA_MIMETYPE_AUDIO_AC3 },
1618 {"mp3", MEDIA_MIMETYPE_AUDIO_MPEG },
1619 {"wav", MEDIA_MIMETYPE_CONTAINER_WAV },
1620 {"ogg", MEDIA_MIMETYPE_CONTAINER_OGG },
1621 {"vc1", MEDIA_MIMETYPE_CONTAINER_VC1 },
1622 {"hevc", MEDIA_MIMETYPE_CONTAINER_HEVC },
1623 {"divx", MEDIA_MIMETYPE_CONTAINER_DIVX },
1626 static AVCodecContext* getCodecContext(AVFormatContext *ic, AVMediaType codec_type)
1628 unsigned int idx = 0;
1629 AVCodecContext *avctx = NULL;
1631 for (idx = 0; idx < ic->nb_streams; idx++) {
1632 if (ic->streams[idx]->disposition & AV_DISPOSITION_ATTACHED_PIC) {
1633 // FFMPEG converts album art to MJPEG, but we don't want to
1634 // include that in the parsing as MJPEG is not supported by
1635 // Android, which forces the media to be extracted by FFMPEG
1636 // while in fact, Android supports it.
1640 avctx = ic->streams[idx]->codec;
1641 if (avctx->codec_tag == MKTAG('j', 'p', 'e', 'g')) {
1642 // Sometimes the disposition isn't set
1645 if (avctx->codec_type == codec_type) {
1653 static enum AVCodecID getCodecId(AVFormatContext *ic, AVMediaType codec_type)
1655 AVCodecContext *avctx = getCodecContext(ic, codec_type);
1656 return avctx == NULL ? AV_CODEC_ID_NONE : avctx->codec_id;
1659 static bool hasAudioCodecOnly(AVFormatContext *ic)
1661 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1662 bool haveVideo = false;
1663 bool haveAudio = false;
1665 if (getCodecId(ic, AVMEDIA_TYPE_VIDEO) != AV_CODEC_ID_NONE) {
1668 if (getCodecId(ic, AVMEDIA_TYPE_AUDIO) != AV_CODEC_ID_NONE) {
1672 if (!haveVideo && haveAudio) {
1679 //FIXME all codecs: frameworks/av/media/libstagefright/codecs/*
1680 static bool isCodecSupportedByStagefright(enum AVCodecID codec_id)
1682 bool supported = false;
1686 case AV_CODEC_ID_HEVC:
1687 case AV_CODEC_ID_H264:
1688 case AV_CODEC_ID_MPEG4:
1689 case AV_CODEC_ID_H263:
1690 case AV_CODEC_ID_H263P:
1691 case AV_CODEC_ID_H263I:
1692 case AV_CODEC_ID_VP6:
1693 case AV_CODEC_ID_VP8:
1694 case AV_CODEC_ID_VP9:
1696 case AV_CODEC_ID_AAC:
1697 case AV_CODEC_ID_MP3:
1698 case AV_CODEC_ID_AMR_NB:
1699 case AV_CODEC_ID_AMR_WB:
1700 case AV_CODEC_ID_VORBIS:
1701 case AV_CODEC_ID_PCM_MULAW: //g711
1702 case AV_CODEC_ID_PCM_ALAW: //g711
1703 case AV_CODEC_ID_GSM_MS:
1704 case AV_CODEC_ID_PCM_U8:
1705 case AV_CODEC_ID_PCM_S16LE:
1706 case AV_CODEC_ID_PCM_S24LE:
1714 ALOGD("%ssuppoted codec(%s) by official Stagefright",
1715 (supported ? "" : "un"),
1716 avcodec_get_name(codec_id));
1721 static void adjustMPEG4Confidence(AVFormatContext *ic, float *confidence, bool isStreaming)
1723 AVDictionary *tags = NULL;
1724 AVDictionaryEntry *tag = NULL;
1725 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1726 bool is_mov = false;
1729 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1730 if (codec_id != AV_CODEC_ID_NONE
1731 && codec_id != AV_CODEC_ID_HEVC
1732 && codec_id != AV_CODEC_ID_H264
1733 && codec_id != AV_CODEC_ID_MPEG4
1734 && codec_id != AV_CODEC_ID_H263
1735 && codec_id != AV_CODEC_ID_H263P
1736 && codec_id != AV_CODEC_ID_H263I) {
1737 //the MEDIA_MIMETYPE_CONTAINER_MPEG4 of confidence is 0.4f
1738 ALOGI("[mp4]video codec(%s), confidence should be larger than MPEG4Extractor",
1739 avcodec_get_name(codec_id));
1740 *confidence = 0.41f;
1743 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1744 if (codec_id != AV_CODEC_ID_NONE
1745 && codec_id != AV_CODEC_ID_MP3
1746 && codec_id != AV_CODEC_ID_AAC
1747 && codec_id != AV_CODEC_ID_AMR_NB
1748 && codec_id != AV_CODEC_ID_AMR_WB) {
1749 ALOGI("[mp4]audio codec(%s), confidence should be larger than MPEG4Extractor",
1750 avcodec_get_name(codec_id));
1751 *confidence = 0.41f;
1755 tags = ic->metadata;
1756 //NOTE: You can use command to show these tags,
1757 //e.g. "ffprobe -show_format 2012.mov"
1758 tag = av_dict_get(tags, "major_brand", NULL, 0);
1760 ALOGV("major_brand tag is:%s", tag->value);
1762 //when MEDIA_MIMETYPE_CONTAINER_MPEG4
1763 //WTF, MPEG4Extractor.cpp can not extractor mov format
1764 //NOTE: isCompatibleBrand(MPEG4Extractor.cpp)
1765 // Won't promise that the following file types can be played.
1766 // Just give these file types a chance.
1767 // FOURCC('q', 't', ' ', ' '), // Apple's QuickTime
1769 if (!strcmp(tag->value, "qt ")) {
1770 ALOGI("[mp4]format is mov, confidence should be larger than mpeg4");
1771 *confidence = 0.41f;
1775 if (isStreaming && !is_mov) {
1776 ALOGI("support container: video/mp4, but it is caching data source, "
1777 "Don't use ffmpegextractor");
1778 *confidence = 0; // MP4 and streaming, use AOSP
1782 static void adjustMPEG2PSConfidence(AVFormatContext *ic, float *confidence)
1784 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1786 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1787 if (codec_id != AV_CODEC_ID_NONE
1788 && codec_id != AV_CODEC_ID_H264
1789 && codec_id != AV_CODEC_ID_MPEG4
1790 && codec_id != AV_CODEC_ID_MPEG1VIDEO
1791 && codec_id != AV_CODEC_ID_MPEG2VIDEO) {
1792 //the MEDIA_MIMETYPE_CONTAINER_MPEG2TS of confidence is 0.25f
1793 ALOGI("[mpeg2ps]video codec(%s), confidence should be larger than MPEG2PSExtractor",
1794 avcodec_get_name(codec_id));
1795 *confidence = 0.26f;
1798 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1799 if (codec_id != AV_CODEC_ID_NONE
1800 && codec_id != AV_CODEC_ID_AAC
1801 && codec_id != AV_CODEC_ID_PCM_S16LE
1802 && codec_id != AV_CODEC_ID_PCM_S24LE
1803 && codec_id != AV_CODEC_ID_MP1
1804 && codec_id != AV_CODEC_ID_MP2
1805 && codec_id != AV_CODEC_ID_MP3) {
1806 ALOGI("[mpeg2ps]audio codec(%s), confidence should be larger than MPEG2PSExtractor",
1807 avcodec_get_name(codec_id));
1808 *confidence = 0.26f;
1812 static void adjustMPEG2TSConfidence(AVFormatContext *ic, float *confidence)
1814 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1816 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1817 if (codec_id != AV_CODEC_ID_NONE
1818 && codec_id != AV_CODEC_ID_H264
1819 && codec_id != AV_CODEC_ID_MPEG4
1820 && codec_id != AV_CODEC_ID_MPEG1VIDEO
1821 && codec_id != AV_CODEC_ID_MPEG2VIDEO) {
1822 //the MEDIA_MIMETYPE_CONTAINER_MPEG2TS of confidence is 0.1f
1823 ALOGI("[mpeg2ts]video codec(%s), confidence should be larger than MPEG2TSExtractor",
1824 avcodec_get_name(codec_id));
1825 *confidence = 0.11f;
1828 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1829 if (codec_id != AV_CODEC_ID_NONE
1830 && codec_id != AV_CODEC_ID_AAC
1831 && codec_id != AV_CODEC_ID_PCM_S16LE
1832 && codec_id != AV_CODEC_ID_PCM_S24LE
1833 && codec_id != AV_CODEC_ID_MP1
1834 && codec_id != AV_CODEC_ID_MP2
1835 && codec_id != AV_CODEC_ID_MP3) {
1836 ALOGI("[mpeg2ts]audio codec(%s), confidence should be larger than MPEG2TSExtractor",
1837 avcodec_get_name(codec_id));
1838 *confidence = 0.11f;
1842 static void adjustMKVConfidence(AVFormatContext *ic, float *confidence)
1844 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1846 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1847 if (codec_id != AV_CODEC_ID_NONE
1848 && codec_id != AV_CODEC_ID_H264
1849 && codec_id != AV_CODEC_ID_MPEG4
1850 && codec_id != AV_CODEC_ID_VP6
1851 && codec_id != AV_CODEC_ID_VP8
1852 && codec_id != AV_CODEC_ID_VP9) {
1853 //the MEDIA_MIMETYPE_CONTAINER_MATROSKA of confidence is 0.6f
1854 ALOGI("[mkv]video codec(%s), confidence should be larger than MatroskaExtractor",
1855 avcodec_get_name(codec_id));
1856 *confidence = 0.61f;
1859 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1860 if (codec_id != AV_CODEC_ID_NONE
1861 && codec_id != AV_CODEC_ID_AAC
1862 && codec_id != AV_CODEC_ID_MP3
1863 && codec_id != AV_CODEC_ID_VORBIS) {
1864 ALOGI("[mkv]audio codec(%s), confidence should be larger than MatroskaExtractor",
1865 avcodec_get_name(codec_id));
1866 *confidence = 0.61f;
1870 static void adjustCodecConfidence(AVFormatContext *ic, float *confidence)
1872 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1874 codec_id = getCodecId(ic, AVMEDIA_TYPE_VIDEO);
1875 if (codec_id != AV_CODEC_ID_NONE) {
1876 if (!isCodecSupportedByStagefright(codec_id)) {
1877 *confidence = 0.88f;
1881 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1882 if (codec_id != AV_CODEC_ID_NONE) {
1883 if (!isCodecSupportedByStagefright(codec_id)) {
1884 *confidence = 0.88f;
1888 if (getCodecId(ic, AVMEDIA_TYPE_VIDEO) != AV_CODEC_ID_NONE
1889 && getCodecId(ic, AVMEDIA_TYPE_AUDIO) == AV_CODEC_ID_MP3) {
1890 *confidence = 0.22f; //larger than MP3Extractor
1894 //TODO need more checks
1895 static void adjustConfidenceIfNeeded(const char *mime,
1896 AVFormatContext *ic, float *confidence, bool isStreaming)
1899 if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG4)) {
1900 adjustMPEG4Confidence(ic, confidence, isStreaming);
1901 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2TS)) {
1902 adjustMPEG2TSConfidence(ic, confidence);
1903 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2PS)) {
1904 adjustMPEG2PSConfidence(ic, confidence);
1905 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MATROSKA)) {
1906 adjustMKVConfidence(ic, confidence);
1907 } else if (!strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DIVX)) {
1914 adjustCodecConfidence(ic, confidence);
1917 static void adjustContainerIfNeeded(const char **mime, AVFormatContext *ic)
1919 const char *newMime = *mime;
1920 enum AVCodecID codec_id = AV_CODEC_ID_NONE;
1922 AVCodecContext *avctx = getCodecContext(ic, AVMEDIA_TYPE_VIDEO);
1923 if (avctx != NULL && getDivXVersion(avctx) >= 0) {
1924 newMime = MEDIA_MIMETYPE_VIDEO_DIVX;
1926 } else if (hasAudioCodecOnly(ic)) {
1927 codec_id = getCodecId(ic, AVMEDIA_TYPE_AUDIO);
1928 CHECK(codec_id != AV_CODEC_ID_NONE);
1930 case AV_CODEC_ID_MP3:
1931 newMime = MEDIA_MIMETYPE_AUDIO_MPEG;
1933 case AV_CODEC_ID_AAC:
1934 newMime = MEDIA_MIMETYPE_AUDIO_AAC;
1936 case AV_CODEC_ID_VORBIS:
1937 newMime = MEDIA_MIMETYPE_AUDIO_VORBIS;
1939 case AV_CODEC_ID_FLAC:
1940 newMime = MEDIA_MIMETYPE_AUDIO_FLAC;
1942 case AV_CODEC_ID_AC3:
1943 newMime = MEDIA_MIMETYPE_AUDIO_AC3;
1945 case AV_CODEC_ID_APE:
1946 newMime = MEDIA_MIMETYPE_AUDIO_APE;
1948 case AV_CODEC_ID_DTS:
1949 newMime = MEDIA_MIMETYPE_AUDIO_DTS;
1951 case AV_CODEC_ID_MP2:
1952 newMime = MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II;
1954 case AV_CODEC_ID_COOK:
1955 newMime = MEDIA_MIMETYPE_AUDIO_RA;
1957 case AV_CODEC_ID_WMAV1:
1958 case AV_CODEC_ID_WMAV2:
1959 case AV_CODEC_ID_WMAPRO:
1960 case AV_CODEC_ID_WMALOSSLESS:
1961 newMime = MEDIA_MIMETYPE_AUDIO_WMA;
1963 case AV_CODEC_ID_ALAC:
1964 newMime = MEDIA_MIMETYPE_AUDIO_ALAC;
1970 if (!strcmp(*mime, MEDIA_MIMETYPE_CONTAINER_FFMPEG)) {
1971 newMime = MEDIA_MIMETYPE_AUDIO_FFMPEG;
1975 if (strcmp(*mime, newMime)) {
1976 ALOGI("adjust mime(%s -> %s)", *mime, newMime);
1981 static const char *findMatchingContainer(const char *name)
1984 #if SUPPOURT_UNKNOWN_FORMAT
1985 //The FFmpegExtractor support all ffmpeg formats!!!
1986 //Unknown format is defined as MEDIA_MIMETYPE_CONTAINER_FFMPEG
1987 const char *container = MEDIA_MIMETYPE_CONTAINER_FFMPEG;
1989 const char *container = NULL;
1992 for (i = 0; i < NELEM(FILE_FORMATS); ++i) {
1993 int len = strlen(FILE_FORMATS[i].format);
1994 if (!strncasecmp(name, FILE_FORMATS[i].format, len)) {
1995 container = FILE_FORMATS[i].container;
2003 static const char *SniffFFMPEGCommon(const char *url, float *confidence, bool isStreaming)
2007 size_t nb_streams = 0;
2008 int64_t timeNow = 0;
2009 const char *container = NULL;
2010 AVFormatContext *ic = NULL;
2011 AVDictionary *codec_opts = NULL;
2012 AVDictionary **opts = NULL;
2013 bool needProbe = false;
2015 static status_t status = initFFmpeg();
2017 ALOGE("could not init ffmpeg");
2021 ic = avformat_alloc_context();
2024 ALOGE("oom for alloc avformat context");
2028 // Don't download more than a meg
2029 ic->probesize = 1024 * 1024;
2031 timeNow = ALooper::GetNowUs();
2033 err = avformat_open_input(&ic, url, NULL, NULL);
2036 ALOGE("%s: avformat_open_input failed, err:%s", url, av_err2str(err));
2040 if (ic->iformat != NULL && ic->iformat->name != NULL) {
2041 container = findMatchingContainer(ic->iformat->name);
2044 ALOGV("opened, nb_streams: %d container: %s delay: %.2f ms", ic->nb_streams, container,
2045 ((float)ALooper::GetNowUs() - timeNow) / 1000);
2047 // Only probe if absolutely necessary. For formats with headers, avformat_open_input will
2048 // figure out the components.
2049 for (unsigned int i = 0; i < ic->nb_streams; i++) {
2050 AVStream* stream = ic->streams[i];
2051 if (!stream->codec || !stream->codec->codec_id) {
2055 ALOGV("found stream %d id %d codec %s", i, stream->codec->codec_id, avcodec_get_name(stream->codec->codec_id));
2058 // We must go deeper.
2059 if (!isStreaming && (!ic->nb_streams || needProbe)) {
2060 timeNow = ALooper::GetNowUs();
2062 opts = setup_find_stream_info_opts(ic, codec_opts);
2063 nb_streams = ic->nb_streams;
2064 err = avformat_find_stream_info(ic, opts);
2066 ALOGE("%s: could not find stream info, err:%s", url, av_err2str(err));
2070 ALOGV("probed stream info after %.2f ms", ((float)ALooper::GetNowUs() - timeNow) / 1000);
2072 for (i = 0; i < nb_streams; i++) {
2073 av_dict_free(&opts[i]);
2077 av_dump_format(ic, 0, url, 0);
2080 ALOGV("url: %s, format_name: %s, format_long_name: %s",
2081 url, ic->iformat->name, ic->iformat->long_name);
2083 container = findMatchingContainer(ic->iformat->name);
2085 adjustContainerIfNeeded(&container, ic);
2086 adjustConfidenceIfNeeded(container, ic, confidence, isStreaming);
2087 if (*confidence == 0)
2093 avformat_close_input(&ic);
2099 static const char *BetterSniffFFMPEG(const sp<DataSource> &source,
2100 float *confidence, sp<AMessage> meta)
2102 const char *ret = NULL;
2103 char url[PATH_MAX] = {0};
2105 ALOGI("android-source:%p", source.get());
2107 // pass the addr of smart pointer("source")
2108 snprintf(url, sizeof(url), "android-source:%p", source.get());
2110 ret = SniffFFMPEGCommon(url, confidence,
2111 (source->flags() & DataSource::kIsCachingDataSource));
2113 meta->setString("extended-extractor-url", url);
2119 static const char *LegacySniffFFMPEG(const sp<DataSource> &source,
2120 float *confidence, sp<AMessage> meta)
2122 const char *ret = NULL;
2123 char url[PATH_MAX] = {0};
2125 String8 uri = source->getUri();
2126 if (!uri.string()) {
2130 if (source->flags() & DataSource::kIsCachingDataSource)
2133 ALOGV("source url:%s", uri.string());
2135 // pass the addr of smart pointer("source") + file name
2136 snprintf(url, sizeof(url), "android-source:%p|file:%s", source.get(), uri.string());
2138 ret = SniffFFMPEGCommon(url, confidence, false);
2140 meta->setString("extended-extractor-url", url);
2149 const sp<DataSource> &source, String8 *mimeType, float *confidence,
2150 sp<AMessage> *meta) {
2152 float newConfidence = 0.08f;
2154 ALOGV("SniffFFMPEG (initial confidence: %f, mime: %s)", *confidence,
2155 mimeType == NULL ? "unknown" : *mimeType);
2157 // This is a heavyweight sniffer, don't invoke it if Stagefright knows
2158 // what it is doing already.
2159 if (mimeType != NULL && confidence != NULL) {
2160 if (*mimeType == "application/ogg") {
2163 if (*confidence > 0.8f) {
2168 *meta = new AMessage;
2170 const char *container = BetterSniffFFMPEG(source, &newConfidence, *meta);
2172 ALOGW("sniff through BetterSniffFFMPEG failed, try LegacySniffFFMPEG");
2173 container = LegacySniffFFMPEG(source, &newConfidence, *meta);
2175 ALOGV("sniff through LegacySniffFFMPEG success");
2178 ALOGV("sniff through BetterSniffFFMPEG success");
2181 if (container == NULL) {
2182 ALOGD("SniffFFMPEG failed to sniff this source");
2188 ALOGD("ffmpeg detected media content as '%s' with confidence %.2f",
2189 container, newConfidence);
2191 mimeType->setTo(container);
2193 (*meta)->setString("extended-extractor", "extended-extractor");
2194 (*meta)->setString("extended-extractor-subtype", "ffmpegextractor");
2195 (*meta)->setString("extended-extractor-mime", container);
2198 char value[PROPERTY_VALUE_MAX];
2199 property_get("sys.media.parser.ffmpeg", value, "0");
2201 ALOGD("[debug] use ffmpeg parser");
2202 newConfidence = 0.88f;
2205 if (newConfidence > *confidence) {
2206 (*meta)->setString("extended-extractor-use", "ffmpegextractor");
2207 *confidence = newConfidence;
2213 MediaExtractor *CreateFFMPEGExtractor(const sp<DataSource> &source, const char *mime, const sp<AMessage> &meta) {
2214 MediaExtractor *ret = NULL;
2216 if (meta.get() && meta->findString("extended-extractor", ¬use) && (
2217 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG) ||
2218 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC) ||
2219 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_VORBIS) ||
2220 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_ALAC) ||
2221 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC) ||
2222 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AC3) ||
2223 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_APE) ||
2224 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_DTS) ||
2225 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II) ||
2226 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RA) ||
2227 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_WMA) ||
2228 !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FFMPEG) ||
2229 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG4) ||
2230 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MOV) ||
2231 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MATROSKA) ||
2232 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_TS) ||
2233 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPEG2PS) ||
2234 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_AVI) ||
2235 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_ASF) ||
2236 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WEBM) ||
2237 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WMV) ||
2238 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MPG) ||
2239 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FLV) ||
2240 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DIVX) ||
2241 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_RM) ||
2242 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WAV) ||
2243 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FLAC) ||
2244 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_APE) ||
2245 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_DTS) ||
2246 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_MP2) ||
2247 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_RA) ||
2248 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_OGG) ||
2249 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_VC1) ||
2250 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_HEVC) ||
2251 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_WMA) ||
2252 !strcasecmp(mime, MEDIA_MIMETYPE_CONTAINER_FFMPEG))) {
2253 ret = new FFmpegExtractor(source, meta);
2256 ALOGD("%ssupported mime: %s", (ret ? "" : "un"), mime);
2262 }; // namespace android