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Code Issues Releases Wiki Activity

librtmp: refine comment for NALU process.

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winlin 2016-09-09 14:14:12 +08:00
parent 4c6c2c28b8
commit 0015b303a6
2 changed files with 6 additions and 5 deletions
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7
trunk/src/libs/srs_librtmp.cpp
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@ -1297,9 +1297,10 @@ int srs_write_h264_ipb_frame(Context* context,
// 5bits, 7.3.1 NAL unit syntax,
// H.264-AVC-ISO_IEC_14496-10.pdf, page 44.
// 5: I Frame, 1: P/B Frame
// @remark for rtmp, we only need to send the I/P/B frames to server,
// the aud is used for server to remux stream to annexb.
// TODO: FIXME: we must group NALUs between AUD to a frame.
// @remark we already group sps/pps to sequence header frame;
// for I/P NALU, we send them in isolate frame, each NALU in a frame;
// for other NALU, for example, AUD/SEI, we just ignore them, because
// AUD used in annexb to split frame, while SEI generally we can ignore it.
SrsAvcNaluType nut = (SrsAvcNaluType)(frame[0] & 0x1f);
if (nut != SrsAvcNaluTypeIDR && nut != SrsAvcNaluTypeNonIDR) {
return ret;