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[feat] support multiple streams in sdp

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This commit is contained in:
dijunkun
2024-09-19 16:18:14 +08:00
parent e48b29a2c8
commit f4cf4d826b
4 changed files with 150 additions and 37 deletions
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59
src/ice/ice_agent.cpp
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@@ -89,7 +89,9 @@ int IceAgent::CreateIceAgent(nice_cb_state_changed_t on_state_changed,
LOG_ERROR("Failed to add stream");
}
nice_agent_set_stream_name(agent_, stream_id_, "video");
if (has_video_stream_) {
nice_agent_set_stream_name(agent_, stream_id_, "video");
}
if (enable_turn_) {
nice_agent_set_relay_info(agent_, stream_id_, n_components_,
@@ -147,11 +149,6 @@ int IceAgent::DestroyIceAgent() {
return 0;
}
const char *IceAgent::GetLocalStreamSdp() {
local_sdp_ = nice_agent_generate_local_stream_sdp(agent_, stream_id_, true);
return local_sdp_.c_str();
}
const char *IceAgent::GenerateLocalSdp() {
if (!nice_inited_) {
LOG_ERROR("Nice agent has not been initialized");
@@ -168,12 +165,60 @@ const char *IceAgent::GenerateLocalSdp() {
return nullptr;
}
local_sdp_ = nice_agent_generate_local_sdp(agent_);
video_stream_sdp_ = nice_agent_generate_local_sdp(agent_);
audio_stream_sdp_ = video_stream_sdp_;
data_stream_sdp_ = video_stream_sdp_;
local_sdp_ = video_stream_sdp_;
if (has_audio_stream_) {
std::string to_replace = "video";
std::string replacement = "audio";
size_t pos = 0;
while ((pos = audio_stream_sdp_.find(to_replace, pos)) !=
std::string::npos) {
audio_stream_sdp_.replace(pos, to_replace.length(), replacement);
pos += replacement.length();
}
local_sdp_ += audio_stream_sdp_;
}
if (has_data_stream_) {
std::string to_replace = "video";
std::string replacement = "data";
size_t pos = 0;
while ((pos = data_stream_sdp_.find(to_replace, pos)) !=
std::string::npos) {
data_stream_sdp_.replace(pos, to_replace.length(), replacement);
pos += replacement.length();
}
local_sdp_ += data_stream_sdp_;
}
LOG_INFO("Generate local sdp:[\n{}]", local_sdp_.c_str());
return local_sdp_.c_str();
}
const char *IceAgent::GetLocalStreamSdp(uint32_t stream_id) {
if (!nice_inited_) {
LOG_ERROR("Nice agent has not been initialized");
return nullptr;
}
if (nullptr == agent_) {
LOG_ERROR("Nice agent is nullptr");
return nullptr;
}
if (destroyed_) {
LOG_ERROR("Nice agent is destroyed");
return nullptr;
}
local_sdp_ = nice_agent_generate_local_stream_sdp(agent_, stream_id, true);
return local_sdp_.c_str();
}
int IceAgent::SetRemoteSdp(const char *remote_sdp) {
if (!nice_inited_) {
LOG_ERROR("Nice agent has not been initialized");