image_filter.h

// offsetx doit tre limit  [-0.5,+0.5]
void filtreGaussien(float sigma, uint16_t sizexin, uint16_t sizeyin, uint8_t *raw_in, uint8_t *raw_out, float offsetx);
void filtreGaussienX(float sigma, uint16_t sizexin, uint16_t sizeyin, uint8_t *raw_in, uint8_t *raw_out, float offsetx);