pixel.h

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#ifndef _UTILS_PIXEL_H_
#define _UTILS_PIXEL_H_

unsigned char* generateColorTexture(glm::vec4 rgba, unsigned int width,
                                    unsigned int height, unsigned int bpp);

void argb2rgba32(unsigned char* image, unsigned int w, unsigned int h);

// Returns newly allocated buffer
unsigned char* argb16to32(unsigned char* image, unsigned int w, unsigned int h);
unsigned char* grayscale2rgba(unsigned char* image, unsigned int w, unsigned int h);

unsigned char* scaleBuffer(unsigned char* image, unsigned int* w, unsigned int* h,
                           unsigned int bpp);

#endif