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hls/ts播放器改成绝对时间戳:#1389

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ziyue
2022-02-22 11:44:37 +08:00
parent cb00dbab0f
commit a15d59cf23
2 changed files with 6 additions and 14 deletions
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14
src/Http/HlsPlayer.cpp
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@@ -241,11 +241,6 @@ void HlsPlayer::playDelay() {
void HlsDemuxer::start(const EventPoller::Ptr &poller, TrackListener *listener) {
_frame_cache.clear();
_stamp[TrackAudio].setRelativeStamp(0);
_stamp[TrackVideo].setRelativeStamp(0);
_stamp[TrackAudio].syncTo(_stamp[TrackVideo]);
setPlayPosition(0);
_delegate.setTrackListener(listener);
//每50毫秒执行一次
@@ -267,11 +262,12 @@ bool HlsDemuxer::inputFrame(const Frame::Ptr &frame) {
return true;
}
//计算相对时间戳
int64_t dts, pts;
_stamp[frame->getTrackType()].revise(frame->dts(), frame->pts(), dts, pts);
if (_frame_cache.empty()) {
//设置当前播放位置时间戳
setPlayPosition(frame->dts());
}
//根据时间戳缓存frame
_frame_cache.emplace(dts, Frame::getCacheAbleFrame(frame));
_frame_cache.emplace(frame->dts(), Frame::getCacheAbleFrame(frame));
if (getBufferMS() > 30 * 1000) {
//缓存超过30秒，强制消费至15秒(减少延时或内存占用)