diff options
Diffstat (limited to 'ext/gd/libgd/testac.c')
| -rw-r--r-- | ext/gd/libgd/testac.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/ext/gd/libgd/testac.c b/ext/gd/libgd/testac.c index 55a5434d21..30c54e1641 100644 --- a/ext/gd/libgd/testac.c +++ b/ext/gd/libgd/testac.c @@ -33,7 +33,7 @@ main (int argc, char *argv[]) } /* Load original PNG, which should contain alpha channel information. We will use it in two ways: preserving it - literally, for use with compatible browsers, and + literally, for use with compatible browsers, and compositing it ourselves against a background of our choosing (alpha blending). We'll change its size and try creating palette versions of it. */ @@ -80,7 +80,7 @@ testDrawing ( /* Create output image. */ im_out = gdImageCreateTrueColor ((int) (gdImageSX (im_in) * scale), (int) (gdImageSY (im_in) * scale)); - /* + /* Request alpha blending. This causes future drawing operations to perform alpha channel blending with the background, resulting in an opaque image. @@ -111,7 +111,7 @@ testDrawing ( /* If this image is the result of alpha channel blending, it will not contain an interesting alpha channel itself. - Save a little file size by not saving the alpha channel. + Save a little file size by not saving the alpha channel. Otherwise the file would typically be slightly larger. */ gdImageSaveAlpha (im_out, !blending); |