webpmux(1)

1WEBPMUX(1)                  General Commands Manual                 WEBPMUX(1)
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NAME

6       webpmux - command line tool to create WebP Mux/container file.
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SYNOPSIS

9       webpmux -get GET_OPTIONS INPUT -o OUTPUT
10       webpmux -set SET_OPTIONS INPUT -o OUTPUT
11       webpmux -strip STRIP_OPTIONS INPUT -o OUTPUT
12       webpmux -frame FRAME_OPTIONS [ -frame ... ] [ -loop LOOP_COUNT ]
13               [ -bgcolor BACKGROUND_COLOR ] -o OUTPUT
14       webpmux -info INPUT
15       webpmux [-h|-help]
16       webpmux -version
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DESCRIPTION

19       This manual page documents the webpmux command.
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21       webpmux  can  be used to create a WebP container file and extract/strip
22       relevant data from the container file.
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OPTIONS

25   GET_OPTIONS (-get):
26       icc    Get ICC profile.
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28       exif   Get EXIF metadata.
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30       xmp    Get XMP metadata.
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32       frame n
33              Get nth frame.
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36   SET_OPTIONS (-set)
37       icc file.icc
38              Set ICC profile.
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40       Where: 'file.icc' contains the ICC profile to be set.
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42       exif file.exif
43              Set EXIF metadata.
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45       Where: 'file.exif' contains the EXIF metadata to be set.
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47       xmp file.xmp
48              Set XMP metadata.
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50       Where: 'file.xmp' contains the XMP metadata to be set.
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53   STRIP_OPTIONS (-strip)
54       icc    Strip ICC profile.
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56       exif   Strip EXIF metadata.
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58       xmp    Strip XMP metadata.
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61   FRAME_OPTIONS (-frame)
62       file_i +di[+xi+yi[+mi]]
63              Where: 'file_i' is the i'th frame (WebP format), 'xi','yi' spec‐
64              ify  the image offset for this frame, 'di' is the pause duration
65              before next frame and 'mi' is the dispose method for this  frame
66              (0  for  NONE  or  1  for BACKGROUND).  Additionally, if 'mi' is
67              ommitted then'xi' and 'yi' can be omitted and  will  default  to
68              +0+0.
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70       -loop n
71              Loop the frames n number of times. 0 indicates the frames should
72              loop forever.  Valid range is 0  to  65535  [Default:  0  (infi‐
73              nite)].
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75       -bgcolor A,R,G,B
76              Background color of the canvas.
77              where:  'A', 'R', 'G' and 'B' are integers in the range 0 to 255
78              specifying the Alpha,  Red,  Green  and  Blue  component  values
79              respectively [Default: 255,255,255,255].
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82   INPUT
83       Input file in WebP format.
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86   OUTPUT (-o)
87       Output file in WebP format.
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90   Note:
91       The  nature  of EXIF, XMP and ICC data is not checked and is assumed to
92       be valid.
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94

BUGS

96       Please    report     all     bugs     to     our     issue     tracker:
97       http://code.google.com/p/webp/issues
98       Patches  welcome!  See  this  page  to get started: http://www.webmpro‐
99       ject.org/code/contribute/submitting-patches/
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EXAMPLES

103       webpmux -set icc image_profile.icc in.webp -o icc_container.webp
104       webpmux -get icc icc_container.webp -o image_profile.icc
105       webpmux -strip icc icc_container.webp -o without_icc.webp
106       webpmux -set xmp image_metadata.xmp in.webp -o xmp_container.webp
107       webpmux -get xmp xmp_container.webp -o image_metadata.xmp
108       webpmux -strip xmp xmp_container.webp -o without_xmp.webp
109       webpmux -set exif image_metadata.exif in.webp -o exif_container.webp
110       webpmux -get exif exif_container.webp -o image_metadata.exif
111       webpmux -strip exif exif_container.webp -o without_exif.webp
112       webpmux -frame anim_1.webp +100 -frame anim_2.webp +100+50+50 -loop 10
113               -bgcolor 255,255,255,255 -o anim_container.webp
114       webpmux -get frame 2 anim_container.webp -o frame_2.webp
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AUTHORS

118       webpmux is written by the WebP team.
119       The latest source tree is available at http://www.webmproject.org/code
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121       This manual page was written by Vikas  Arora  <vikaas.arora@gmail.com>,
122       for the Debian project (and may be used by others).
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