feat(text): composite shared text rasters in output

Raster static text on UI-thread changes and reuse the same transparent BGRA frame in preview and all compositor paths. Cache text frame identity in the frame-pump signature and invalidate static bakes on edits. Follow OBS text-source conventions: https://obsproject.com/kb/text-sources
2026-11-04 15:01:47 -08:00
parent 58eb640c4e
commit 5c4acf141b
19 changed files with 622 additions and 81 deletions
@@ -856,7 +856,8 @@ public sealed class FramePump : IDisposable
            }
            else if (element is Source { Type: SourceType.TextOverlay })
            {
-                h = Mix(h, 2UL); // skipped kind — never resolved by the compositor
+                h = Mix(h, 2UL); // static text is resolved from its raster-on-change frame cache
+                if (element.IsVisible) frame = resolver(element);
            }
            else if (element is Source { Type: SourceType.Background })
            {