diff options
Diffstat (limited to 'sub/img_convert.c')
-rw-r--r-- | sub/img_convert.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/sub/img_convert.c b/sub/img_convert.c index d86b8f4ad1..ebf9c209da 100644 --- a/sub/img_convert.c +++ b/sub/img_convert.c @@ -41,60 +41,6 @@ struct osd_conv_cache *osd_conv_cache_new(void) return talloc_zero(NULL, struct osd_conv_cache); } -static void rgba_to_premultiplied_rgba(uint32_t *colors, size_t count) -{ - for (int n = 0; n < count; n++) { - uint32_t c = colors[n]; - unsigned b = c & 0xFF; - unsigned g = (c >> 8) & 0xFF; - unsigned r = (c >> 16) & 0xFF; - unsigned a = (c >> 24) & 0xFF; - b = b * a / 255; - g = g * a / 255; - r = r * a / 255; - colors[n] = b | (g << 8) | (r << 16) | (a << 24); - } -} - -bool osd_conv_idx_to_rgba(struct osd_conv_cache *c, struct sub_bitmaps *imgs) -{ - struct sub_bitmaps src = *imgs; - if (src.format != SUBBITMAP_INDEXED) - return false; - - imgs->format = SUBBITMAP_RGBA; - talloc_free(c->parts); - imgs->parts = c->parts = talloc_array(c, struct sub_bitmap, src.num_parts); - - for (int n = 0; n < src.num_parts; n++) { - struct sub_bitmap *d = &imgs->parts[n]; - struct sub_bitmap *s = &src.parts[n]; - struct osd_bmp_indexed sb = *(struct osd_bmp_indexed *)s->bitmap; - - rgba_to_premultiplied_rgba(sb.palette, 256); - - *d = *s; - struct mp_image *image = mp_image_alloc(IMGFMT_BGRA, s->w, s->h); - talloc_steal(c->parts, image); - if (!image) { - // on OOM, skip the region by making it 0 sized - d->w = d->h = d->dw = d->dh = 0; - continue; - } - - d->stride = image->stride[0]; - d->bitmap = image->planes[0]; - - for (int y = 0; y < s->h; y++) { - uint8_t *inbmp = sb.bitmap + y * s->stride; - uint32_t *outbmp = (uint32_t*)((uint8_t*)d->bitmap + y * d->stride); - for (int x = 0; x < s->w; x++) - *outbmp++ = sb.palette[*inbmp++]; - } - } - return true; -} - bool osd_conv_blur_rgba(struct osd_conv_cache *c, struct sub_bitmaps *imgs, double gblur) { @@ -193,41 +139,6 @@ bool osd_scale_rgba(struct osd_conv_cache *c, struct sub_bitmaps *imgs) return true; } -static void rgba_to_gray(uint32_t *colors, size_t count) -{ - for (int n = 0; n < count; n++) { - uint32_t c = colors[n]; - int b = c & 0xFF; - int g = (c >> 8) & 0xFF; - int r = (c >> 16) & 0xFF; - int a = (c >> 24) & 0xFF; - r = g = b = (r + g + b) / 3; - colors[n] = b | (g << 8) | (r << 16) | (a << 24); - } -} - -bool osd_conv_idx_to_gray(struct osd_conv_cache *c, struct sub_bitmaps *imgs) -{ - struct sub_bitmaps src = *imgs; - if (src.format != SUBBITMAP_INDEXED) - return false; - - talloc_free(c->parts); - imgs->parts = c->parts = talloc_array(c, struct sub_bitmap, src.num_parts); - - for (int n = 0; n < src.num_parts; n++) { - struct sub_bitmap *d = &imgs->parts[n]; - struct sub_bitmap *s = &src.parts[n]; - struct osd_bmp_indexed sb = *(struct osd_bmp_indexed *)s->bitmap; - - rgba_to_gray(sb.palette, 256); - - *d = *s; - d->bitmap = talloc_memdup(c->parts, &sb, sizeof(sb)); - } - return true; -} - static void draw_ass_rgba(unsigned char *src, int src_w, int src_h, int src_stride, unsigned char *dst, size_t dst_stride, int dst_x, int dst_y, uint32_t color) |