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LibGfx: Make ImageDecoderPlugin::frame() return ErrorOr<>

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This is a first step towards better error propagation from image codecs.
This commit is contained in:
Andreas Kling 2021-11-20 14:29:33 +01:00
parent ae7656072a
commit 5a79c69b02
26 changed files with 101 additions and 100 deletions
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4
Userland/Libraries/LibGfx/ImageDecoder.h
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@ -39,7 +39,7 @@ public:
virtual bool is_animated() = 0;
virtual size_t loop_count() = 0;
virtual size_t frame_count() = 0;
virtual ImageFrameDescriptor frame(size_t i) = 0;
virtual ErrorOr<ImageFrameDescriptor> frame(size_t index) = 0;
protected:
ImageDecoderPlugin() { }
@ -59,7 +59,7 @@ public:
bool is_animated() const { return m_plugin->is_animated(); }
size_t loop_count() const { return m_plugin->loop_count(); }
size_t frame_count() const { return m_plugin->frame_count(); }
ImageFrameDescriptor frame(size_t i) const { return m_plugin->frame(i); }
ErrorOr<ImageFrameDescriptor> frame(size_t index) const { return m_plugin->frame(index); }
private:
explicit ImageDecoder(NonnullOwnPtr<ImageDecoderPlugin>);