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142 lines
4.5 KiB
Plaintext
142 lines
4.5 KiB
Plaintext
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WEBPMUX(1) WEBPMUX(1)
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NAME
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webpmux command line tool to create WebP Mux/container file.
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SYNOPSIS
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webpmuxget GET_OPTIONS INPUTo OUTPUT
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webpmuxset SET_OPTIONS INPUTo OUTPUT
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webpmuxstrip STRIP_OPTIONS INPUTo OUTPUT
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webpmuxframe FRAME_OPTIONS [frame ... ] [loop LOOP_COUNT ]
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[bgcolor BACKGROUND_COLOR ]o OUTPUT
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webpmuxinfo INPUT
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webpmux hhelp]
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webpmuxversion
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DESCRIPTION
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This manual page documents the webpmux command.
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webpmux can be used to create a WebP container file and extract/strip
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relevant data from the container file.
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OPTIONS
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GET_OPTIONS get):
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icc Get ICC profile.
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exif Get EXIF metadata.
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xmp Get XMP metadata.
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frame n
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Get nth frame.
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SET_OPTIONS set)
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icc file.icc
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Set ICC profile.
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Where: file.icc contains the ICC profile to be set.
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exif file.exif
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Set EXIF metadata.
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Where: file.exif contains the EXIF metadata to be set.
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xmp file.xmp
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Set XMP metadata.
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Where: file.xmp contains the XMP metadata to be set.
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STRIP_OPTIONS strip)
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icc Strip ICC profile.
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exif Strip EXIF metadata.
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xmp Strip XMP metadata.
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FRAME_OPTIONS frame)
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file_i +di[+xi+yi[+mi[bi]]]
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Where: file_i is the ith frame (WebP format), xi,yi spec
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ify the image offset for this frame, di is the pause duration
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before next frame, mi is the dispose method for this frame (0
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for NONE or 1 for BACKGROUND) and bi is the blending method
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for this frame (+b for BLEND or b for NO_BLEND). Argument bi
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can be omitted and will default to +b (BLEND). Also, mi can
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be omitted if bi is omitted and will default to 0 (NONE).
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Finally, if mi and bi are omitted then xi and yi can be
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omitted and will default to +0+0.
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loop n
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Loop the frames n number of times. 0 indicates the frames should
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loop forever. Valid range is 0 to 65535 [Default: 0 (infi
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nite)].
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bgcolor A,R,G,B
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Background color of the canvas.
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where: A, R, G and B are integers in the range 0 to 255
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specifying the Alpha, Red, Green and Blue component values
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respectively [Default: 255,255,255,255].
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INPUT
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Input file in WebP format.
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OUTPUT o)
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Output file in WebP format.
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Note:
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The nature of EXIF, XMP and ICC data is not checked and is assumed to
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be valid.
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BUGS
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Please report all bugs to our issue tracker:
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http://code.google.com/p/webp/issues
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Patches welcome! See this page to get started: http://www.webmpro
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ject.org/code/contribute/submittingpatches/
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EXAMPLES
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webpmux set icc image_profile.icc in.webp o icc_container.webp
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webpmux get icc icc_container.webp o image_profile.icc
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webpmux strip icc icc_container.webp o without_icc.webp
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webpmux set xmp image_metadata.xmp in.webp o xmp_container.webp
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webpmux get xmp xmp_container.webp o image_metadata.xmp
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webpmux strip xmp xmp_container.webp o without_xmp.webp
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webpmux set exif image_metadata.exif in.webp o exif_container.webp
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webpmux get exif exif_container.webp o image_metadata.exif
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webpmux strip exif exif_container.webp o without_exif.webp
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webpmux frame anim_1.webp +100 frame anim_2.webp +100+50+50
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frame anim_2.webp +100+50+50+1+b loop 10 bgcolor
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255,255,255,255
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o anim_container.webp
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webpmux get frame 2 anim_container.webp o frame_2.webp
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webpmux set icc image_profile.icc o icc_container.webp
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in.webp
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webpmux get icc o image_profile.icc icc_container.webp
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webpmux strip icc o without_icc.webp icc_container.webp
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AUTHORS
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webpmux is written by the WebP team.
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The latest source tree is available at http://www.webmproject.org/code
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This manual page was written by Vikas Arora <vikaas.arora@gmail.com>,
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for the Debian project (and may be used by others).
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SEE ALSO
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cwebp(1), dwebp(1), gif2webp(1)
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Please refer to http://developers.google.com/speed/webp/ for additional
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information.
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December 17, 2013 WEBPMUX(1)
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