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Code Issues Releases Wiki Activity

support hls_fragment and hls_window

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This commit is contained in:
winlin 2013-11-26 17:48:35 +08:00
parent 04cfe20279
commit 00ec634d56
5 changed files with 76 additions and 5 deletions
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4
README.md
View file

@ -62,8 +62,8 @@ m3u8 url: http://127.0.0.1:1935/live/livestream.m3u8
* nginx v1.5.0: 139524 lines <br/>
### History
* v0.5, 2013-11-24, support HLS(m3u8).
* v0.5, 2013-11-24, support write ts file.
* v0.5, 2013-11-24, support HLS(m3u8), fragment and window.
* v0.5, 2013-11-24, support record to ts file for HLS.
* v0.5, 2013-11-21, add ts_info tool to demux ts file.
* v0.5, 2013-11-16, add rtmp players(OSMF/jwplayer5/jwplayer6).
* v0.4, 2013-11-10, v0.4 released. 12500 lines.

22
trunk/src/core/srs_core_config.cpp
View file

@ -595,6 +595,28 @@ SrsConfDirective* SrsConfig::get_hls_path(std::string vhost)
return conf->get("hls_path");
}
SrsConfDirective* SrsConfig::get_hls_fragment(std::string vhost)
{
SrsConfDirective* conf = get_vhost(vhost);
if (!conf) {
return NULL;
}
return conf->get("hls_fragment");
}
SrsConfDirective* SrsConfig::get_hls_window(std::string vhost)
{
SrsConfDirective* conf = get_vhost(vhost);
if (!conf) {
return NULL;
}
return conf->get("hls_window");
}
SrsConfDirective* SrsConfig::get_refer(std::string vhost)
{
SrsConfDirective* conf = get_vhost(vhost);

4
trunk/src/core/srs_core_config.hpp
View file

@ -38,6 +38,8 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#define RTMP_VHOST_DEFAULT "__defaultVhost__"
#define SRS_CONF_DEFAULT_HLS_PATH "./objs/nginx/html"
#define SRS_CONF_DEFAULT_HLS_FRAGMENT 10
#define SRS_CONF_DEFAULT_HLS_WINDOW 60
class SrsFileBuffer
{
@ -111,6 +113,8 @@ public:
virtual SrsConfDirective* get_gop_cache(std::string vhost);
virtual SrsConfDirective* get_hls(std::string vhost);
virtual SrsConfDirective* get_hls_path(std::string vhost);
virtual SrsConfDirective* get_hls_fragment(std::string vhost);
virtual SrsConfDirective* get_hls_window(std::string vhost);
virtual SrsConfDirective* get_refer(std::string vhost);
virtual SrsConfDirective* get_refer_play(std::string vhost);
virtual SrsConfDirective* get_refer_publish(std::string vhost);

49
trunk/src/core/srs_core_hls.cpp
View file

@ -370,6 +370,7 @@ SrsHLS::SrsHLS()
jitter = new SrsRtmpJitter();
file_index = 0;
m3u8_dts = stream_dts = 0;
hls_fragment = hls_window = 0;
audio_buffer = new SrsCodecBuffer();
video_buffer = new SrsCodecBuffer();
@ -411,6 +412,23 @@ int SrsHLS::on_publish(std::string _vhost, std::string _app, std::string _stream
stream = _stream;
app = _app;
// TODO: subscribe the reload event.
SrsConfDirective* conf = NULL;
if ((conf = config->get_hls_fragment(vhost)) != NULL && !conf->arg0().empty()) {
hls_fragment = ::atoi(conf->arg0().c_str());
}
if (hls_fragment <= 0) {
hls_fragment = SRS_CONF_DEFAULT_HLS_FRAGMENT;
}
if ((conf = config->get_hls_window(vhost)) != NULL && !conf->arg0().empty()) {
hls_window = ::atoi(conf->arg0().c_str());
}
if (hls_window <= 0) {
hls_window = SRS_CONF_DEFAULT_HLS_WINDOW;
}
if ((ret = reopen()) != ERROR_SUCCESS) {
return ret;
}
@ -555,9 +573,7 @@ int SrsHLS::on_video(SrsSharedPtrMessage* video)
// reopen the muxer for a gop
if (sample->frame_type == SrsCodecVideoAVCFrameKeyFrame) {
int64_t diff = stream_dts - m3u8_dts;
// 10s.
// TODO: config it.
if (diff / 90000 >= 10) {
if (diff / 90000 >= hls_fragment) {
if ((ret = reopen()) != ERROR_SUCCESS) {
return ret;
}
@ -603,12 +619,39 @@ int SrsHLS::reopen()
segments.push_back(current);
current = NULL;
// the segments to remove
std::vector<SrsM3u8Segment*> segment_to_remove;
// shrink the segments.
double duration = 0;
std::vector<SrsM3u8Segment*>::reverse_iterator it;
for (it = segments.rbegin(); it != segments.rend(); ++it) {
SrsM3u8Segment* segment = *it;
duration += segment->duration;
if ((int)duration > hls_window) {
segment_to_remove.push_back(segment);
}
}
if (!segment_to_remove.empty()) {
segments.erase(segments.begin(), segments.begin() + segment_to_remove.size());
}
// refresh the m3u8, donot contains the removed ts
if ((ret = refresh_m3u8()) != ERROR_SUCCESS) {
return ret;
}
// remove the ts file.
for (it = segment_to_remove.rbegin(); it != segment_to_remove.rend(); ++it) {
SrsM3u8Segment* segment = *it;
unlink(segment->full_path.c_str());
srs_freep(segment);
}
}
// new segment.
current = new SrsM3u8Segment();
current->sequence_no = file_index;
m3u8_dts = current->segment_start_dts = stream_dts;
// generate filename.

2
trunk/src/core/srs_core_hls.hpp
View file

@ -74,6 +74,8 @@ private:
std::string stream;
std::string app;
std::string hls_path;
int hls_fragment;
int hls_window;
private:
int file_index;
std::string m3u8;