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gif2webp: Different kmin/kmax defaults for lossy and lossless

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These were the best values found considering the compression gain and
decoding speed.

Change-Id: Iddae4c5b78c6aa42b1f8a034d1c1b93843071a81
This commit is contained in:
Urvang Joshi
2013-09-30 14:25:58 -07:00
parent 92d47e4ca9
commit fb887f7fe6
2 changed files with 17 additions and 5 deletions
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man/gif2webp.1
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@ -1,5 +1,5 @@
.\" Hey, EMACS: -*- nroff -*-
.TH GIF2WEBP 1 "February 01, 2013"
.TH GIF2WEBP 1 "September 30, 2013"
.SH NAME
gif2webp \- Convert a GIF image to WebP
.SH SYNOPSIS
@ -58,8 +58,8 @@ some key frames into the output animation as needed so that this criteria is
satisfied.
.br
A 'kmin' value of 0 will turn off insertion of key frames.
Typical values are in the range 5 to 30. Default values are kmin = 9 and
kmax = 17.
Typical values are in the range 3 to 30. Default values are kmin = 9,
kmax = 17 for lossless compression and kmin = 3, kmax = 5 for lossy compression.
.br
These two options are relevant only for animated images with large number of
frames (>50).