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RTC: Use transformed mid, not the mid of track.

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This commit is contained in:
winlin 2020-09-15 12:12:46 +08:00
parent 783029778c
commit c8af9e9ec4
1 changed files with 4 additions and 4 deletions
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8
trunk/src/app/srs_app_rtc_conn.cpp
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@ -3078,7 +3078,7 @@ srs_error_t SrsRtcConnection::fetch_source_capability(SrsRequest* req, std::map<
return err; return err;
} }
void video_track_generate_play_offer(SrsRtcTrackDescription* track, SrsSdp& local_sdp) void video_track_generate_play_offer(SrsRtcTrackDescription* track, string mid, SrsSdp& local_sdp)
{ {
local_sdp.media_descs_.push_back(SrsMediaDesc("video")); local_sdp.media_descs_.push_back(SrsMediaDesc("video"));
SrsMediaDesc& local_media_desc = local_sdp.media_descs_.back(); SrsMediaDesc& local_media_desc = local_sdp.media_descs_.back();
@ -3090,7 +3090,7 @@ void video_track_generate_play_offer(SrsRtcTrackDescription* track, SrsSdp& loca
local_media_desc.extmaps_ = track->extmaps_; local_media_desc.extmaps_ = track->extmaps_;
local_media_desc.mid_ = track->mid_; local_media_desc.mid_ = mid; // Use transformed mid, not the mid of track.
local_sdp.groups_.push_back(local_media_desc.mid_); local_sdp.groups_.push_back(local_media_desc.mid_);
if (track->direction_ == "recvonly") { if (track->direction_ == "recvonly") {
@ -3205,11 +3205,11 @@ srs_error_t SrsRtcConnection::generate_play_local_sdp(SrsRequest* req, SrsSdp& l
if (!unified_plan) { if (!unified_plan) {
// for plan b, we only add one m= for video track. // for plan b, we only add one m= for video track.
if (i == 0) { if (i == 0) {
video_track_generate_play_offer(track, local_sdp); video_track_generate_play_offer(track, "video" +srs_int2str(i), local_sdp);
} }
} else { } else {
// unified plan SDP, generate a m= for each video track. // unified plan SDP, generate a m= for each video track.
video_track_generate_play_offer(track, local_sdp); video_track_generate_play_offer(track, "video" +srs_int2str(i), local_sdp);
} }
SrsMediaDesc& local_media_desc = local_sdp.media_descs_.back(); SrsMediaDesc& local_media_desc = local_sdp.media_descs_.back();