unsigned char **output_rows, int out_colormodel,
unsigned char *out_yp, unsigned char *out_up, unsigned char *out_vp,
int out_x, int out_y, int out_w, int out_h, int out_rowspan);
unsigned char **output_rows, int out_colormodel,
unsigned char *out_yp, unsigned char *out_up, unsigned char *out_vp,
int out_x, int out_y, int out_w, int out_h, int out_rowspan);