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ZLIB: Start optimization.

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Jeroen van Rijn
2021-06-21 21:05:52 +02:00
parent 797c41950a
commit 352494cbb4
10 changed files with 211 additions and 38 deletions
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core/image/common.odin
+13 -4
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@@ -1,5 +1,14 @@
package image
/*
Copyright 2021 Jeroen van Rijn <nom@duclavier.com>.
Made available under Odin's BSD-2 license.
List of contributors:
Jeroen van Rijn: Initial implementation, optimization.
Ginger Bill: Cosmetic changes.
*/
import "core:bytes"
import "core:mem"
@@ -66,10 +75,10 @@ Image_Option:
If the image has an alpha channel, drop it.
You may want to use `.alpha_premultiply` in this case.
NOTE: For PNG, this also skips handling of the tRNS chunk, if present,
unless you select `alpha_premultiply`.
In this case it'll premultiply the specified pixels in question only,
as the others are implicitly fully opaque.
NOTE: For PNG, this also skips handling of the tRNS chunk, if present,
unless you select `alpha_premultiply`.
In this case it'll premultiply the specified pixels in question only,
as the others are implicitly fully opaque.
`.alpha_premultiply`
If the image has an alpha channel, returns image data as follows: