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for #512, partical hotfix the hls pure audio. 2.0.196

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winlin 2015-10-27 17:44:10 +08:00
parent 3683f06e4d
commit d1979c760f
5 changed files with 25 additions and 6 deletions
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1
README.md
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@ -336,6 +336,7 @@ Remark:
## History
* v2.0, 2015-10-27, for [#512][bug #512] partical hotfix the hls pure audio. 2.0.196
* <strong>v2.0, 2015-10-08, [2.0 alpha2(2.0.195)][r2.0a2] released. 89358 lines.</strong>
* v2.0, 2015-10-04, for [#448][bug #448] fix the bug of response of http hooks. 2.0.195
* v2.0, 2015-10-01, for [#497][bug #497] response error when client not found to kickoff. 2.0.194

8
trunk/src/app/srs_app_hls.cpp
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@ -578,6 +578,7 @@ int SrsHlsMuxer::segment_open(int64_t segment_start_dts)
current->full_path.c_str(), tmp_file.c_str());
// set the segment muxer audio codec.
// TODO: FIXME: refine code, use event instead.
if (acodec != SrsCodecAudioReserved1) {
current->muxer->update_acodec(acodec);
}
@ -1069,6 +1070,13 @@ int SrsHlsCache::write_audio(SrsAvcAacCodec* codec, SrsHlsMuxer* muxer, int64_t
}
}
// for pure audio, aggregate some frame to one.
if (muxer->pure_audio() && cache->audio) {
if (pts - cache->audio->start_pts < SRS_CONSTS_HLS_PURE_AUDIO_AGGREGATE) {
return ret;
}
}
// directly write the audio frame by frame to ts,
// it's ok for the hls overload, or maybe cause the audio corrupt,
// which introduced by aggregate the audios to a big one.

2
trunk/src/core/srs_core.hpp
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@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// current release version
#define VERSION_MAJOR 2
#define VERSION_MINOR 0
#define VERSION_REVISION 195
#define VERSION_REVISION 196
// server info.
#define RTMP_SIG_SRS_KEY "SRS"

14
trunk/src/kernel/srs_kernel_ts.cpp
View file

@ -459,8 +459,11 @@ int SrsTsContext::encode_pes(SrsFileWriter* writer, SrsTsMessage* msg, int16_t p
while (p < end) {
SrsTsPacket* pkt = NULL;
if (p == start) {
// for pure audio stream, always write pcr.
// write pcr according to message.
bool write_pcr = msg->write_pcr;
// for pure audio, always write pcr.
// TODO: FIXME: maybe only need to write at begin and end of ts.
if (pure_audio && msg->is_audio()) {
write_pcr = true;
}
@ -2785,11 +2788,12 @@ int SrsTsCache::cache_audio(SrsAvcAacCodec* codec, int64_t dts, SrsCodecSample*
if (!audio) {
audio = new SrsTsMessage();
audio->write_pcr = false;
audio->start_pts = dts;
audio->dts = audio->pts = audio->start_pts = dts;
}
audio->dts = dts;
audio->pts = audio->dts;
// TODO: FIXME: refine code.
//audio->dts = dts;
//audio->pts = audio->dts;
audio->sid = SrsTsPESStreamIdAudioCommon;
// must be aac or mp3
@ -3139,6 +3143,8 @@ int SrsTsEncoder::write_audio(int64_t timestamp, char* data, int size)
return ret;
}
// TODO: FIXME: for pure audio, aggregate some frame to one.
// always flush audio frame by frame.
// @see https://github.com/simple-rtmp-server/srs/issues/512
return flush_audio();

4
trunk/src/kernel/srs_kernel_ts.hpp
View file

@ -54,6 +54,9 @@ class SrsTsContext;
// Transport Stream packets are 188 bytes in length.
#define SRS_TS_PACKET_SIZE 188
// the aggregate pure audio for hls, in ts tbn(ms * 90).
#define SRS_CONSTS_HLS_PURE_AUDIO_AGGREGATE 720 * 90
/**
* the pid of ts packet,
* Table 2-3 - PID table, hls-mpeg-ts-iso13818-1.pdf, page 37
@ -359,6 +362,7 @@ public:
/**
* whether the hls stream is pure audio stream.
*/
// TODO: FIXME: merge with muxer codec detect.
virtual bool is_pure_audio();
/**
* when PMT table parsed, we know some info about stream.