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ensure nextRgba called no matter if image created

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rustdesk 2024-06-12 01:40:54 +08:00
parent c27791a9ac
commit 47143318ba
1 changed files with 4 additions and 1 deletions
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5
flutter/lib/utils/image.dart
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@ -13,13 +13,14 @@ Future<ui.Image?> decodeImageFromPixels(
int? rowBytes, int? rowBytes,
int? targetWidth, int? targetWidth,
int? targetHeight, int? targetHeight,
VoidCallback? onPixelsCopied, VoidCallback? onPixelsCopied, // must ensure onPixelsCopied is called no matter this function succeeds
bool allowUpscaling = true, bool allowUpscaling = true,
}) async { }) async {
if (targetWidth != null) { if (targetWidth != null) {
assert(allowUpscaling || targetWidth <= width); assert(allowUpscaling || targetWidth <= width);
if (!(allowUpscaling || targetWidth <= width)) { if (!(allowUpscaling || targetWidth <= width)) {
print("not allow upscaling but targetWidth > width"); print("not allow upscaling but targetWidth > width");
onPixelsCopied?.call();
return null; return null;
} }
} }
@ -27,6 +28,7 @@ Future<ui.Image?> decodeImageFromPixels(
assert(allowUpscaling || targetHeight <= height); assert(allowUpscaling || targetHeight <= height);
if (!(allowUpscaling || targetHeight <= height)) { if (!(allowUpscaling || targetHeight <= height)) {
print("not allow upscaling but targetHeight > height"); print("not allow upscaling but targetHeight > height");
onPixelsCopied?.call();
return null; return null;
} }
} }
@ -36,6 +38,7 @@ Future<ui.Image?> decodeImageFromPixels(
buffer = await ui.ImmutableBuffer.fromUint8List(pixels); buffer = await ui.ImmutableBuffer.fromUint8List(pixels);
onPixelsCopied?.call(); onPixelsCopied?.call();
} catch (e) { } catch (e) {
onPixelsCopied?.call();
return null; return null;
} }