diff options
Diffstat (limited to 'src/image.c')
| -rw-r--r-- | src/image.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/image.c b/src/image.c index 74bb1d75451..a3cd3195217 100644 --- a/src/image.c +++ b/src/image.c @@ -1644,6 +1644,8 @@ search_image_cache (f, spec, hash) struct image_cache *c = FRAME_X_IMAGE_CACHE (f); int i = hash % IMAGE_CACHE_BUCKETS_SIZE; + if (!c) return NULL; + /* If the image spec does not specify a background color, the cached image must have the same background color as the current frame. The foreground color must also match, for the sake of monochrome @@ -1655,13 +1657,10 @@ search_image_cache (f, spec, hash) for formats that don't use transparency (such as jpeg), or if the image spec specifies :background. However, the extra memory usage is probably negligible in practice, so we don't bother. */ - if (!c) return NULL; for (img = c->buckets[i]; img; img = img->next) if (img->hash == hash && !NILP (Fequal (img->spec, spec)) - /* If the image spec specifies a background, it doesn't matter - what the frame background is. */ && img->frame_foreground == FRAME_FOREGROUND_PIXEL (f) && img->frame_background == FRAME_BACKGROUND_PIXEL (f)) break; @@ -6359,11 +6358,14 @@ png_load (f, img) PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); } } + /* The commented-out code checked if the png specifies a default + background color, and uses that. Since we use the current + frame background, it is OK for us to ignore this. + else if (fn_png_get_bKGD (png_ptr, info_ptr, &image_bg)) - /* Image contains a background color with which to - combine the image. */ fn_png_set_background (png_ptr, image_bg, PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); + */ else { /* Image does not contain a background color with which |