typedef int img_output_func(FILE *f, const char *filename,
unsigned width, unsigned height,
- unsigned char **framedata, unsigned char **mask,
+ unsigned char *pixels, unsigned char *pixel_mask,
struct lbx_colour *palette);
img_output_func img_output_pbm, img_output_ppm, img_output_pam;
img_output_func img_output_png;
-_Bool img_is_masked(unsigned char **mask, unsigned width, unsigned height);
+_Bool img_is_masked(unsigned char *mask, unsigned width, unsigned height);
#endif