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Detect potential errors copying metadata and avoid them (#2447) (#6997)

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This commit is contained in:
Tony Mitchell
2020-10-08 16:16:32 -07:00
committed by GitHub
parent 42ebc42c98
commit 38e03e6bb0
4 changed files with 30 additions and 1 deletions
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16
src/modules/imageresizer/ui/Models/ResizeOperation.cs
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@@ -64,11 +64,25 @@ namespace ImageResizer.Models
foreach (var originalFrame in decoder.Frames)
{
BitmapMetadata metadata = (BitmapMetadata)originalFrame.Metadata;
if (metadata != null)
{
try
{
// Detect whether metadata can copied successfully
_ = metadata.Clone();
}
catch (ArgumentException)
{
metadata = null;
}
}
encoder.Frames.Add(
BitmapFrame.Create(
Transform(originalFrame),
thumbnail: null,
(BitmapMetadata)originalFrame.Metadata, // TODO: Add an option to strip any metadata that doesn't affect rendering (issue #3)
metadata, // TODO: Add an option to strip any metadata that doesn't affect rendering (issue #3)
colorContexts: null));
}