urho3d/Source/ThirdParty/ETCPACK/source/image.h

//// etcpack v2.74
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#ifndef IMAGE_H
#define IMAGE_H

bool fReadPPM(char *filename, int &width, int &height, unsigned char *&pixels, int targetbitrate);
bool fWritePPM(char *filename, int width, int height, unsigned char *pixels, int bitrate, bool reverse_y);

bool fReadPFM(char *filename, int &width, int &height, float *&pixels);
bool fWritePFM(char *filename, int width, int height, float *pixels,bool reverse_y);
// write a grey scale image
bool fWritePGM(char *filename, int width, int height, unsigned char *pixels,bool reverse_y, int bitdepth);
int fReadPGM(char *filename, int &width, int &height, unsigned char *&pixels, int wantedBitDepth);
// write a TGA image with both RGB and alpha
bool fWriteTGAfromRGBandA(char *filename, int width, int height, unsigned char *pixelsRGB, unsigned char *pixelsA, bool reverse_y);

#endif