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README: sync [cd]webp help output

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Change-Id: Ic54e0f3e5e2e667adb369321e5849890d3b96e42
dwebp: -pam, -alpha
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James Zern 2012-08-02 16:11:02 -07:00
parent c9ae57f596
commit 4b71ba035a
1 changed files with 4 additions and 2 deletions
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@ -168,7 +168,7 @@ options:
-noalpha ............... discard any transparency information.
-lossless .............. Encode image losslessly.
-hint <string> ......... Specify image characteristics hint.
One of: photo, picture or graph.
One of: photo, picture or graph
-short ................. condense printed message
-quiet ................. don't print anything.
@ -231,7 +231,8 @@ Usage: dwebp in_file [options] [-o out_file]
Decodes the WebP image file to PNG format [Default]
Use following options to convert into alternate image formats:
-ppm ......... save the raw RGB samples as color PPM
-pam ......... save the raw RGBA samples as a color PAM
-ppm ......... save the raw RGB samples as a color PPM
-pgm ......... save the raw YUV samples as a grayscale PGM
file with IMC4 layout.
Other options are:
@ -241,6 +242,7 @@ Use following options to convert into alternate image formats:
-mt .......... use multi-threading
-crop <x> <y> <w> <h> ... crop output with the given rectangle
-scale <w> <h> .......... scale the output (*after* any cropping)
-alpha ....... only save the alpha plane.
-h ....... this help message.
-v ....... verbose (e.g. print encoding/decoding times)
-noasm ....... disable all assembly optimizations.