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Revert "add WebPBlendAlpha() function to blend colors against background"

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This reverts commit dcbb1ca54a.

Dropping this for now to maintain compatibility for 0.3.1.

Change-Id: I44e032a072d317bb67e1439c42cff923e603038f
This commit is contained in:
James Zern
2013-06-12 14:43:27 -07:00
parent 38cc011408
commit 67bc353e6d
8 changed files with 6 additions and 121 deletions
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7
man/cwebp.1
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@ -1,5 +1,5 @@
.\" Hey, EMACS: -*- nroff -*-
.TH CWEBP 1 "March 28, 2013"
.TH CWEBP 1 "March 13, 2013"
.SH NAME
cwebp \- compress an image file to a WebP file
.SH SYNOPSIS
@ -187,11 +187,6 @@ no compression, 1 uses WebP lossless format for compression. The default is 1.
Modify unseen RGB values under fully transparent area, to help compressibility.
The default is off.
.TP
.BI \-blend_alpha " int
This option blends the alpha channel (if present) with the source using the
background color specified in hexadecimal as 0xrrggbb. The alpha channel is
afterward reset to the opaque value 255.
.TP
.B \-noalpha
Using this option will discard the alpha channel.
.TP