clamp pixel values in image conversion

2025-06-26 10:30:32 +08:00
parent 2613ba2423
commit fab3240ecf
1 changed files with 5 additions and 0 deletions
--- a/thermion_dart/lib/src/utils/src/image.dart
+++ b/thermion_dart/lib/src/utils/src/image.dart
@@ -100,6 +100,11 @@ Future<Uint8List> pixelBufferToPng(Uint8List pixelBuffer, int width, int height,
        a = hasAlpha ? pixelBuffer[pixelIndex + 3] / 255.0 : 1.0;
      }

+      r = r.clamp(0, 1);
+      g = g.clamp(0, 1);
+      b = b.clamp(0, 1);
+      a = a.clamp(0, 1);
+
      // Apply inverse ACES tone mapping
      if (invertAces) {
        r = _inverseACESToneMapping(r);