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)