1900114 - Firefox does not support H264 signaled without fmtp attributes AKA Basline

Status: RESOLVED FIXED

(Core :: WebRTC: Audio/Video, defect, P3)

Description

[Dan Baker[:dbaker]]

If receiving an SDP such as the one below Firefox will not find any valid video codecs. Support for signaling of H264 Baseline needs to be added.

"sdp": "v=0\r\no=server 1 1 IN IP4 str1-uswest2-104-193-186-207.addlive.io\r\ns=test\r\nt=0 0\r\na=setup:passive\r\na=ice-lite\r\na=fingerprint:sha-256 E9:1B:22:0E:40:9A:CE:C8:69:CF:86:84:31:95:A0:C7:89:C2:00:B3:C9:49:15:CF:98:CE:6B:CE:09:DC:02:4E\r\na=group:BUNDLE 0 1 2\r\nm=audio 443 UDP/TLS/RTP/SAVPF 111\r\nc=IN IP4 0.0.0.0\r\na=rtpmap:111 opus/48000/2\r\na=fmtp:111 minptime=40;useinbandfec=1\r\na=rtcp:443 IN IP4 0.0.0.0\r\na=rtcp-fb:111 transport-cc\r\na=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level\r\na=setup:passive\r\na=mid:0\r\na=ptime:40\r\na=recvonly\r\na=ice-ufrag:kpzYmoK4BLPK+hPz\r\na=ice-pwd:d4ce8339cc01879cf168259f14ed3c3a\r\na=fingerprint:sha-256 E9:1B:22:0E:40:9A:CE:C8:69:CF:86:84:31:95:A0:C7:89:C2:00:B3:C9:49:15:CF:98:CE:6B:CE:09:DC:02:4E\r\na=ssrc:901502696 cname:36403\r\na=rtcp-mux\r\nm=video 443 UDP/TLS/RTP/SAVPF 99 98\r\nc=IN IP4 0.0.0.0\r\na=rtpmap:99 H264/90000\r\na=rtpmap:98 rtx/90000\r\na=fmtp:98 apt=99\r\na=rtcp:443 IN IP4 0.0.0.0\r\na=rtcp-fb:99 transport-cc\r\na=rtcp-fb:99 nack\r\na=rtcp-fb:99 nack pli\r\na=rtcp-fb:99 ccm fir\r\na=rtcp-fb:99 goog-remb\r\na=extmap:5 http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01\r\na=setup:passive\r\na=mid:1\r\na=recvonly\r\na=ice-ufrag:kpzYmoK4BLPK+hPz\r\na=ice-pwd:d4ce8339cc01879cf168259f14ed3c3a\r\na=fingerprint:sha-256 E9:1B:22:0E:40:9A:CE:C8:69:CF:86:84:31:95:A0:C7:89:C2:00:B3:C9:49:15:CF:98:CE:6B:CE:09:DC:02:4E\r\na=ssrc:3167636275 cname:88714\r\na=rtcp-mux\r\nm=video 443 UDP/TLS/RTP/SAVPF 99 98\r\nc=IN IP4 0.0.0.0\r\na=rtpmap:99 H264/90000\r\na=rtpmap:98 rtx/90000\r\na=fmtp:98 apt=99\r\na=rtcp:443 IN IP4 0.0.0.0\r\na=rtcp-fb:99 transport-cc\r\na=rtcp-fb:99 nack\r\na=rtcp-fb:99 nack pli\r\na=rtcp-fb:99 ccm fir\r\na=rtcp-fb:99 goog-remb\r\na=extmap:5 http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01\r\na=setup:passive\r\na=mid:2\r\na=recvonly\r\na=ice-ufrag:kpzYmoK4BLPK+hPz\r\na=ice-pwd:d4ce8339cc01879cf168259f14ed3c3a\r\na=fingerprint:sha-256 E9:1B:22:0E:40:9A:CE:C8:69:CF:86:84:31:95:A0:C7:89:C2:00:B3:C9:49:15:CF:98:CE:6B:CE:09:DC:02:4E\r\na=ssrc:3606614340 cname:13705\r\na=rtcp-mux\r\n"

Comment 1

[Dan Baker[:dbaker]]

Attachment: Bug 1900114 - Add signaling for Baseline H264.;r?bwc

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/6e3deee70ef4
Add signaling for Baseline H264.;r=bwc

Comment 4

[Iulian Moraru]

https://hg.mozilla.org/mozilla-central/rev/6e3deee70ef4