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Add support for DDS files #352

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Add support for DDS files #352

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6728f5b
Add support for DDS files
Raghav-B Dec 28, 2024
79b23b0
Add comments + minor cleanup
Raghav-B Dec 28, 2024
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960 changes: 960 additions & 0 deletions src/JPEGView/BcnDecode.cpp
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29 changes: 29 additions & 0 deletions src/JPEGView/BcnDecode.h
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Original file line number Diff line number Diff line change
@@ -0,0 +1,29 @@
/*
*
*
*/

#pragma once

#include <cstdint>

// Contains metadata for BCN decoding
typedef struct DecodeState {
int xsize; // Width
int ysize; // Height
int xoff; // X Offset
int yoff; // Y Offset

int ystep = 0;

int n; // BCN format
char* pixel_format;
int inNumChannels;
int outNumChannels;
int bytesPerBlock;

int x; // Current x position
int y; // Current y position
} DecodeState;

int ImagingBcnDecode(const uint8_t* src, uint8_t* dst, DecodeState *state, uint32_t bytes);
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