return ff_ass_subtitle_header_full(avctx,
m->frame_width, m->frame_height,
m->d.font, m->d.fontsize,
- (255 - m->d.alpha) << 24 | RGB_TO_BGR(m->d.color),
- (255 - m->d.alpha) << 24 | RGB_TO_BGR(m->d.color),
- (255 - m->d.back_alpha) << 24 | RGB_TO_BGR(m->d.back_color),
- (255 - m->d.back_alpha) << 24 | RGB_TO_BGR(m->d.back_color),
+ (255U - m->d.alpha) << 24 | RGB_TO_BGR(m->d.color),
+ (255U - m->d.alpha) << 24 | RGB_TO_BGR(m->d.color),
+ (255U - m->d.back_alpha) << 24 | RGB_TO_BGR(m->d.back_color),
+ (255U - m->d.back_alpha) << 24 | RGB_TO_BGR(m->d.back_color),
m->d.bold, m->d.italic, m->d.underline,
ASS_DEFAULT_BORDERSTYLE, m->d.alignment);
} else