feat: add webcam frame diagnostics to debug gray block issue

Co-authored-by: aider (openrouter/anthropic/claude-sonnet-4) <aider@aider.chat>
2026-09-12 10:32:18 -07:00
parent 58050d9ab1
commit 992bb21bdb
2 changed files with 17 additions and 2 deletions
@@ -257,6 +257,13 @@ public sealed class SceneCompositor
        var ew = (float)element.Width;
        var eh = (float)element.Height;
        var isRound = element.ClipShape == ClipShape.Round;
+        
+        // Webcam diagnostic: Log when webcam frames are processed
+        if (element is WebcamSceneConfig)
+        {
+            AppLog.Write($"Compositor webcam: {frame.Width}x{frame.Height}, IsOpaque={frame.IsOpaque}, element={element.GetType().Name}");
+        }
+        
        // All rect-placed elements route through the paste cache (take-9 lesson): the
        // IsOpaque bypass kept re-sampling the webcam (~156k px) EVERY tick even when
        // the device frame had not changed; an opaque source rasterizes to an opaque