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Allow non-RGB input to embed/extend onto bg with alpha #646

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Lovell Fuller
2016-12-11 15:58:20 +00:00
parent 61721bb086
commit d2455267a8
11 changed files with 74 additions and 25 deletions
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2
docs/api-colour.md
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@@ -3,7 +3,7 @@
# background
Set the background for the `embed`, `flatten` and `extend` operations.
The default background is `{r: 0, g: 0, b: 0, a: 1}`, black without transparency.
The default background is `{r: 0, g: 0, b: 0, alpha: 1}`, black without transparency.
Delegates to the _color_ module, which can throw an Error
but is liberal in what it accepts, clipping values to sensible min/max.

4
docs/changelog.md
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@@ -37,6 +37,10 @@ Requires libvips v8.4.2.
[#623](https://github.com/lovell/sharp/pull/623)
[@ppaskaris](https://github.com/ppaskaris)
* Allow non-RGB input to embed/extend onto background with an alpha channel.
[#646](https://github.com/lovell/sharp/issues/646)
[@DaGaMs](https://github.com/DaGaMs)
### v0.16 - "*pencil*"
Requires libvips v8.3.3