GLenum GLsizei GLsizei height
GLsizeiptr const GLvoid * data
unsigned char * PNG_LoadImage_BGRA(const unsigned char *f, int filesize, int *miplevel)
void PNG_CloseLibrary(void)
qbool PNG_OpenLibrary(void)
qbool PNG_SaveImage_preflipped(const char *filename, int width, int height, qbool has_alpha, unsigned char *data)