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兼容不规范的aac rtsp推流

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This commit is contained in:
ziyue 2021-10-27 13:23:27 +08:00
parent 434d6a73a1
commit b438ecb88c
1 changed files with 13 additions and 7 deletions
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20
src/Extension/AACRtp.cpp
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@ -132,13 +132,19 @@ bool AACRtpDecoder::inputRtp(const RtpPacket::Ptr &rtp, bool key_pos) {
}
void AACRtpDecoder::flushData() {
//插入adts头
char adts_header[32] = {0};
auto size = dumpAacConfig(_aac_cfg, _frame->_buffer.size(), (uint8_t *) adts_header, sizeof(adts_header));
if (size > 0) {
//插入adts头
_frame->_buffer.insert(0, adts_header, size);
_frame->_prefix_size = size;
auto ptr = reinterpret_cast<const uint8_t *>(_frame->_buffer.data());
if ((ptr[0] == 0xFF && (ptr[1] & 0xF0) == 0xF0)) {
//adts头打入了rtp包，不符合规范，兼容EasyPusher的bug
_frame->_prefix_size = ADTS_HEADER_LEN;
} else {
//没有adts头则插入adts头
char adts_header[32] = {0};
auto size = dumpAacConfig(_aac_cfg, _frame->_buffer.size(), (uint8_t *) adts_header, sizeof(adts_header));
if (size > 0) {
//插入adts头
_frame->_buffer.insert(0, adts_header, size);
_frame->_prefix_size = size;
}
}
RtpCodec::inputFrame(_frame);
obtainFrame();