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优化与完善rtmp协议相关代码

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rtmp相关常量由宏改为枚举
明确rtmp包一些字段赋值含义
This commit is contained in:
xia-chu
2023-07-22 18:54:59 +08:00
parent 47add54465
commit a86398b6db
7 changed files with 232 additions and 233 deletions
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62
src/Extension/AACRtmp.cpp
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@@ -18,7 +18,7 @@ namespace mediakit {
static string getAacCfg(const RtmpPacket &thiz) {
string ret;
if (thiz.getMediaType() != FLV_CODEC_AAC) {
if ((RtmpAudioCodec)thiz.getRtmpCodecId() != RtmpAudioCodec::aac) {
return ret;
}
if (!thiz.isCfgFrame()) {
@@ -93,51 +93,45 @@ void AACRtmpEncoder::makeConfigPacket() {
bool AACRtmpEncoder::inputFrame(const Frame::Ptr &frame) {
if (_aac_cfg.empty()) {
if (frame->prefixSize()) {
//包含adts头,从adts头获取aac配置信息
_aac_cfg = makeAacConfig((uint8_t *) (frame->data()), frame->prefixSize());
// 包含adts头,从adts头获取aac配置信息
_aac_cfg = makeAacConfig((uint8_t *)(frame->data()), frame->prefixSize());
}
makeConfigPacket();
}
if(_aac_cfg.empty()){
if (_aac_cfg.empty()) {
return false;
}
auto rtmpPkt = RtmpPacket::create();
//header
uint8_t is_config = false;
rtmpPkt->buffer.push_back(_audio_flv_flags);
rtmpPkt->buffer.push_back(!is_config);
//aac data
rtmpPkt->buffer.append(frame->data() + frame->prefixSize(), frame->size() - frame->prefixSize());
rtmpPkt->body_size = rtmpPkt->buffer.size();
rtmpPkt->chunk_id = CHUNK_AUDIO;
rtmpPkt->stream_index = STREAM_MEDIA;
rtmpPkt->time_stamp = frame->dts();
rtmpPkt->type_id = MSG_AUDIO;
RtmpCodec::inputRtmp(rtmpPkt);
auto pkt = RtmpPacket::create();
// header
pkt->buffer.push_back(_audio_flv_flags);
pkt->buffer.push_back((uint8_t)RtmpAACPacketType::aac_raw);
// aac data
pkt->buffer.append(frame->data() + frame->prefixSize(), frame->size() - frame->prefixSize());
pkt->body_size = pkt->buffer.size();
pkt->chunk_id = CHUNK_AUDIO;
pkt->stream_index = STREAM_MEDIA;
pkt->time_stamp = frame->dts();
pkt->type_id = MSG_AUDIO;
RtmpCodec::inputRtmp(pkt);
return true;
}
void AACRtmpEncoder::makeAudioConfigPkt() {
_audio_flv_flags = getAudioRtmpFlags(std::make_shared<AACTrack>(_aac_cfg));
auto rtmpPkt = RtmpPacket::create();
//header
uint8_t is_config = true;
rtmpPkt->buffer.push_back(_audio_flv_flags);
rtmpPkt->buffer.push_back(!is_config);
//aac config
rtmpPkt->buffer.append(_aac_cfg);
rtmpPkt->body_size = rtmpPkt->buffer.size();
rtmpPkt->chunk_id = CHUNK_AUDIO;
rtmpPkt->stream_index = STREAM_MEDIA;
rtmpPkt->time_stamp = 0;
rtmpPkt->type_id = MSG_AUDIO;
RtmpCodec::inputRtmp(rtmpPkt);
auto pkt = RtmpPacket::create();
// header
pkt->buffer.push_back(_audio_flv_flags);
pkt->buffer.push_back((uint8_t)RtmpAACPacketType::aac_config_header);
// aac config
pkt->buffer.append(_aac_cfg);
pkt->body_size = pkt->buffer.size();
pkt->chunk_id = CHUNK_AUDIO;
pkt->stream_index = STREAM_MEDIA;
pkt->time_stamp = 0;
pkt->type_id = MSG_AUDIO;
RtmpCodec::inputRtmp(pkt);
}
}//namespace mediakit