64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
/**
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* @file image.h
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* @brief JPEG decoding library.
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*/
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#pragma once
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#include "types.h"
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namespace nn
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{
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namespace image
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{
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// there's probably more
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enum JpegStatus
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{
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OK = 0,
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INVALID_FORMAT = -32,
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UNSUPPORTED_FORMAT = -33,
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OUT_OF_MEMORY = -64,
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};
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enum PixelFormat
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{
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RGBA32,
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RGB24
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};
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enum ProcessStage
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{
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UNREGISTERED = 0,
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REGISTERED = 1,
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ANALYZED = 2
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};
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struct Dimension
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{
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f32 width;
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f32 height;
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};
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class JpegDecoder
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{
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public:
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JpegDecoder();
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virtual ~JpegDecoder();
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void SetImageData(void const *source, u64 size);
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nn::image::JpegStatus Analyze();
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nn::image::Dimension GetAnalyzedDimension() const;
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s64 GetAnalyzedWorkBufferSize() const;
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JpegStatus Decode(void *out, s64, s32 alignment, void *, s64);
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nn::image::ProcessStage mProcessStage; // _8
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void* mData; // _C
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s64 mSize; // _14
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s32 _18;
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nn::image::PixelFormat mFormat; // _1C
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Dimension mImgDimensions; // _20
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s64 _28;
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// rest is related to EXIF processing
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};
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};
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}; |