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修复rtmp增长时间戳相关bug

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This commit is contained in:
xiongziliang 2020-08-01 10:20:27 +08:00
parent fdbed9e83b
commit b4a3b608ab
2 changed files with 46 additions and 50 deletions
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6
src/Rtmp/Rtmp.h
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@ -1,4 +1,4 @@
/*
/*
* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
@ -130,8 +130,6 @@ public:
uint8_t typeId;
uint32_t bodySize = 0;
uint32_t timeStamp = 0;
bool hasAbsStamp = false;
bool hasExtStamp = false;
uint32_t deltaStamp = 0;
uint32_t streamId;
uint32_t chunkId;
@ -153,8 +151,6 @@ public:
typeId = that.typeId;
bodySize = that.bodySize;
timeStamp = that.timeStamp;
hasAbsStamp = that.hasAbsStamp;
hasExtStamp = that.hasExtStamp;
deltaStamp = that.deltaStamp;
streamId = that.streamId;
chunkId = that.chunkId;

18
src/Rtmp/RtmpProtocol.cpp
View File

@ -554,17 +554,15 @@ void RtmpProtocol::handle_rtmp() {
chunkData.chunkId = _iNowChunkID;
switch (iHeaderLen) {
case 12:
chunkData.hasAbsStamp = true;
chunkData.streamId = load_le32(header.streamId);
case 8:
chunkData.bodySize = load_be24(header.bodySize);
chunkData.typeId = header.typeId;
case 4:
chunkData.deltaStamp = load_be24(header.timeStamp);
chunkData.hasExtStamp = chunkData.deltaStamp == 0xFFFFFF;
}
if (chunkData.hasExtStamp) {
if (chunkData.deltaStamp == 0xFFFFFF) {
if (_strRcvBuf.size() < iHeaderLen + iOffset + 4) {
//need more data
return;
@ -583,21 +581,23 @@ void RtmpProtocol::handle_rtmp() {
return;
}
if (iHeaderLen == 12) {
//绝对时间戳
chunkData.timeStamp = chunkData.deltaStamp;
} else {
//时间戳增量
chunkData.timeStamp += chunkData.deltaStamp;
}
chunkData.strBuf.append(_strRcvBuf, iHeaderLen + iOffset, iMore);
_strRcvBuf.erase(0, iHeaderLen + iOffset + iMore);
if (chunkData.strBuf.size() == chunkData.bodySize) {
//frame is ready
_iNowStreamID = chunkData.streamId;
chunkData.timeStamp = chunkData.deltaStamp + (chunkData.hasAbsStamp ? 0 : chunkData.timeStamp);
if (chunkData.bodySize) {
handle_rtmpChunk(chunkData);
}
chunkData.strBuf.clear();
chunkData.hasAbsStamp = false;
chunkData.hasExtStamp = false;
chunkData.deltaStamp = 0;
}
}
}