1 .\" Hey, EMACS: -*- nroff -*-
2 .TH WEBPMUX 1 "March 16, 2013"
4 webpmux \- command line tool to create WebP Mux/container file.
26 .B [ \-frame ... ] [ \-loop
40 .B webpmux [\-h|\-help]
44 This manual page documents the
48 \fBwebpmux\fP can be used to create a WebP container file
49 and extract/strip relevant data from the container file.
51 .SS GET_OPTIONS (\-get):
65 .SS SET_OPTIONS (\-set)
70 Where: 'file.icc' contains the ICC profile to be set.
75 Where: 'file.exif' contains the EXIF metadata to be set.
80 Where: 'file.xmp' contains the XMP metadata to be set.
82 .SS STRIP_OPTIONS (\-strip)
93 .SS FRAME_OPTIONS (\-frame)
95 .I file_i +di[+xi+yi[+mi]]
96 Where: 'file_i' is the i'th frame (WebP format), 'xi','yi' specify the image
97 offset for this frame, 'di' is the pause duration before next frame and 'mi' is
98 the dispose method for this frame (0 for NONE or 1 for BACKGROUND).
99 'mi' can be omitted and will default to 0 (NONE).
100 Additionally, if 'mi' is ommitted then'xi' and 'yi' can be omitted and will
104 Loop the frames n number of times. 0 indicates the frames should loop forever.
105 Valid range is 0 to 65535 [Default: 0 (infinite)].
107 .BI \-bgcolor " A,R,G,B
108 Background color of the canvas.
110 where: 'A', 'R', 'G' and 'B' are integers in the range 0 to 255 specifying the
111 Alpha, Red, Green and Blue component values respectively
112 [Default: 255,255,255,255].
116 Input file in WebP format.
120 Output file in WebP format.
124 The nature of EXIF, XMP and ICC data is not checked and is assumed to be valid.
127 Please report all bugs to our issue tracker:
128 http://code.google.com/p/webp/issues
130 Patches welcome! See this page to get started:
131 http://www.webmproject.org/code/contribute/submitting-patches/
134 webpmux \-set icc image_profile.icc in.webp \-o icc_container.webp
136 webpmux \-get icc icc_container.webp \-o image_profile.icc
138 webpmux \-strip icc icc_container.webp \-o without_icc.webp
140 webpmux \-set xmp image_metadata.xmp in.webp \-o xmp_container.webp
142 webpmux \-get xmp xmp_container.webp \-o image_metadata.xmp
144 webpmux \-strip xmp xmp_container.webp \-o without_xmp.webp
146 webpmux \-set exif image_metadata.exif in.webp \-o exif_container.webp
148 webpmux \-get exif exif_container.webp \-o image_metadata.exif
150 webpmux \-strip exif exif_container.webp \-o without_exif.webp
152 webpmux \-frame anim_1.webp +100 \-frame anim_2.webp +100+50+50 \-loop 10
155 \-bgcolor 255,255,255,255 \-o anim_container.webp
158 webpmux \-get frame 2 anim_container.webp \-o frame_2.webp
161 \fBwebpmux\fP is written by the WebP team.
163 The latest source tree is available at http://www.webmproject.org/code
165 This manual page was written by Vikas Arora <vikaas.arora@gmail.com>,
166 for the Debian project (and may be used by others).
173 Please refer to http://developers.google.com/speed/webp/ for additional