static void FillARGBPicture(picture_t *pic, int a, int r, int g, int b)
{
- for (int dy = 0; dy < pic->p->i_visible_lines; dy++)
+ if (a == 0)
+ r = g = b = 0;
+ if (a == r && a == b && a == g)
+ { /* fast path */
+ memset(pic->p->p_pixels, a, pic->p->i_visible_lines * pic->p->i_pitch);
+ return;
+ }
+
+ uint_fast32_t pixel = VLC_FOURCC(a, r, g, b);
+ uint8_t *line = pic->p->p_pixels;
+
+ for (unsigned lines = pic->p->i_visible_lines; lines > 0; lines--)
{
- for (int dx = 0; dx < pic->p->i_visible_pitch; dx += 4)
- {
- uint8_t *rgba = &pic->p->p_pixels[dy * pic->p->i_pitch + dx];
- rgba[0] = a;
- rgba[1] = r;
- rgba[2] = g;
- rgba[3] = b;
- }
+ uint32_t *pixels = (uint32_t *)line;
+ for (unsigned cols = pic->p->i_visible_pitch; cols > 0; cols -= 4)
+ *(pixels++) = pixel;
+ line += pic->p->i_pitch;
}
}