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初步支持聚合包

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This commit is contained in:
xiongziliang 2019-02-28 18:03:49 +08:00
parent d5d03ce90c
commit e7fc22ad53
3 changed files with 58 additions and 4 deletions
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2
src/Rtmp/RtmpPlayer.h
View File

@ -57,7 +57,7 @@ protected:
virtual void onMediaData(const RtmpPacket::Ptr &chunkData) =0;
uint32_t getProgressMilliSecond() const;
void seekToMilliSecond(uint32_t ms);
private:
protected:
void _onShutdown(const SockException &ex) {
WarnL << ex.getErrCode() << " " << ex.what();
_pPlayTimer.reset();

3
src/Rtmp/RtmpPlayerImp.h
View File

@ -72,7 +72,8 @@ private:
}
if(!_parser){
_parser.reset(new RtmpDemuxer());
}
_onPlayResult(SockException(Err_success,"play rtmp success"));
}
_parser->inputRtmp(chunkData);
checkInited();
}

57
src/Rtmp/RtmpProtocol.cpp
View File

@ -677,8 +677,61 @@ void RtmpProtocol::handle_rtmpChunk(RtmpPacket& chunkData) {
TraceL << "MSG_SET_PEER_BW:" << _ui32WinSize;
}
break;
case MSG_AGGREGATE:
throw std::runtime_error("streaming FLV not supported");
case MSG_AGGREGATE: {
auto ptr = (uint8_t*)chunkData.strBuf.data();
auto ptr_tail = (uint8_t*)&chunkData.strBuf.back();
while(ptr < ptr_tail - 8 - 3){
auto type = *ptr;
ptr += 1;
auto size = load_be24(ptr);
ptr += 3;
auto ts = load_be24(ptr);
ptr += 3;
ts |= (*ptr << 24);
ptr += 1;
//参考ffmpeg忽略了3个字节
/**
* while (next - pkt->data < pkt->size - RTMP_HEADER) {
type = bytestream_get_byte(&next);
size = bytestream_get_be24(&next);
cts = bytestream_get_be24(&next);
cts |= bytestream_get_byte(&next) << 24;
if (!pts)
pts = cts;
ts += cts - pts;
pts = cts;
if (size + 3 + 4 > pkt->data + pkt->size - next)
break;
bytestream_put_byte(&p, type);
bytestream_put_be24(&p, size);
bytestream_put_be24(&p, ts);
bytestream_put_byte(&p, ts >> 24);
memcpy(p, next, size + 3 + 4);
p += size + 3;
bytestream_put_be32(&p, size + RTMP_HEADER);
next += size + 3 + 4;
}
*/
ptr += 3;
//参考FFmpeg多拷贝了4个字节
size += 4;
if(ptr + size > ptr_tail){
break;
}
// DebugL << (int)type << " " << size << " " << ts << " " << hexdump(ptr,size > 32 ? 32 : size);
RtmpPacket sub_packet ;
sub_packet.strBuf.resize(size);
memcpy((char *)sub_packet.strBuf.data(),ptr,size);
sub_packet.typeId = type;
sub_packet.bodySize = size;
sub_packet.timeStamp = ts;
sub_packet.streamId = chunkData.streamId;
sub_packet.chunkId = chunkData.chunkId;
handle_rtmpChunk(sub_packet);
ptr += size;
}
}
break;
default:
onRtmpChunk(chunkData);