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1、修复生成的rtmp无法被flash播放的问题

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2、修复RTSP有B帧时，相对时间戳计算异常的问题
This commit is contained in:
xiongziliang
2020-01-13 11:51:29 +08:00
parent db146406c3
commit 66ec67bfb9
4 changed files with 21 additions and 12 deletions
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12
src/Record/MP4Reader.cpp
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@@ -225,8 +225,10 @@ inline bool MP4Reader::readVideoSample(int iTimeInc,bool justSeekSyncFrame) {
uint32_t numBytes = _video_sample_max_size;
MP4Duration pRenderingOffset;
if(MP4ReadSample(_hMP4File, _video_trId, iIdx + 1, &pBytes, &numBytes,NULL,NULL,&pRenderingOffset,&_bSyncSample)){
if (!justSeekSyncFrame) {
uint32_t iOffset = 0;
if (!justSeekSyncFrame) {
uint32_t dts = (double) _video_ms * iIdx / _video_num_samples;
uint32_t pts = dts + pRenderingOffset / 90;
uint32_t iOffset = 0;
while (iOffset < numBytes) {
uint32_t iFrameLen;
memcpy(&iFrameLen,pBytes + iOffset,4);
@@ -235,8 +237,7 @@ inline bool MP4Reader::readVideoSample(int iTimeInc,bool justSeekSyncFrame) {
break;
}
memcpy(pBytes + iOffset, "\x0\x0\x0\x1", 4);
uint32_t dts = (double) _video_ms * iIdx / _video_num_samples;
writeH264(pBytes + iOffset, iFrameLen + 4, dts, dts + pRenderingOffset / 90);
writeH264(pBytes + iOffset, iFrameLen + 4, dts, pts);
iOffset += (iFrameLen + 4);
}
}else if(_bSyncSample){
@@ -260,9 +261,10 @@ inline bool MP4Reader::readAudioSample(int iTimeInc,bool justSeekSyncFrame) {
uint8_t *pBytes = _adts.buffer + 7;
if(MP4ReadSample(_hMP4File, _audio_trId, i + 1, &pBytes, &numBytes)){
if (!justSeekSyncFrame) {
uint32_t dts = (double) _audio_ms * i / _audio_num_samples;
_adts.aac_frame_length = 7 + numBytes;
writeAdtsHeader(_adts, _adts.buffer);
writeAAC(_adts.buffer, _adts.aac_frame_length, (double) _audio_ms * i / _audio_num_samples);
writeAAC(_adts.buffer, _adts.aac_frame_length, dts);
}
}else{
ErrorL << "读取音频失败:" << i+ 1;