changes.

Author: cloudwebrtc

.changes/maintain-video-quality-for-live-streaming

@@ -0,0 +1 @@
+patch type="fixed" "Maintain video quality for live streaming via new liveStreaming capture option"

lib/src/participant/local.dart

@@ -594,16 +594,16 @@ class LocalParticipant extends Participant<LocalTrackPublication> {
   }
 
   DegradationPreference getDefaultDegradationPreference(LocalVideoTrack track) {
+    // live streaming: keep both framerate and resolution, accept higher bitrate cost
+    if (track.currentOptions.liveStreaming == true) {
+      return DegradationPreference.maintainFramerateAndResolution;
+    }
     // a few of reasons we have different default paths:
     // 1. without this, Chrome seems to aggressively resize the SVC video stating `quality-limitation: bandwidth` even when BW isn't an issue
     // 2. since we are overriding contentHint to motion (to workaround L1T3 publishing), it overrides the default degradationPreference to `balanced`
     final VideoDimensions dimensions = track.currentOptions.params.dimensions;
-    if (track.source == TrackSource.screenShareVideo ||
-        dimensions.height >= 720 ||
-        track.currentOptions.liveStreaming == true) {
-      return track.currentOptions.liveStreaming == true
-          ? DegradationPreference.maintainFramerateAndResolution
-          : DegradationPreference.maintainResolution;
+    if (track.source == TrackSource.screenShareVideo || dimensions.height >= 720) {
+      return DegradationPreference.maintainResolution;
     }
     return DegradationPreference.balanced;
   }