James Zern
883f063397
man/img2webp.1: update date
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after:
a80954a11b0c15db02
2022-01-11 02:03:24 +00:00
Yannis Guyon
567e1f442b
Reword img2webp synopsis command line
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See https://bugs.chromium.org/p/webp/issues/detail?id=549
Change-Id: I75562d2ad021d8ec107eb4ced5b28e0abf373324
(cherry picked from commit a80954a1d9
2022-01-11 02:02:57 +00:00
James Zern
b6f756e82b
update http links
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- prefer https
- metadataworkinggroup.org/com seem to be offline; the web archive link
was obtained from exiftool: https://exiftool.org/TagNames/MWG.html
- fix kramdown link, rubyforge has been gone a long time
- fix png/zlib links
Bug: webp:544
Bug: b/202302177
Change-Id: Id69de4553e7baf00393f12a2c1acb262443a1a93
2021-11-23 10:13:40 -08:00
James Zern
b3ff0bdec1
man/{gif2,img2}webp,webpmux: normalize some wording
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Change-Id: Iced9d3dfdaff0356499d4e872c20255edea7bd0b
2020-05-01 10:31:39 -07:00
Pascal Massimino
64a57d0587
add -version option to anim_dump,anim_diff and img2webp
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This is to harmonize the -h/-version options on all our examples.
+ added GetAnimatedImageVersions() method to anim_util.*
Change-Id: I2304a1c29e310682e97f236d3867274a192a7a09
2018-04-03 11:46:17 -07:00
skal
94a8377b3e
extract the command-line parsing helpers to example_util
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+ make img2webp tool use the text-file parsing option too.
Change-Id: I1976e651bbe8b4701abceba89e054b4fb3c35696
2018-02-08 08:11:31 +00:00
Vincent Rabaud
45a8b5eb59
Fix lint error with man page.
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LC_ALL=en_US.UTF-8 MANROFFSEQ='' MANWIDTH=80 \
man --warnings -E UTF-8 -l -Tutf8 -Z img2webp.1 >/dev/null
would trigger it.
BUG=webp:370
Change-Id: I9543112bc58ac424af86bb65f7d894707a5646c7
2018-01-23 21:18:30 +01:00
James Zern
3363eb6d68
man/img2webp.1: fix formatting warning
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the default is format is roman, fixes:
`R' is a string (producing the registered sign), not a macro.
Change-Id: If2bce714eff1237cd1702ae1143323249d85b93b
2017-01-23 19:36:14 -08:00
Pascal Massimino
03f40955a3
img2webp: convert a sequence of images to an animated webp
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Usage:
img2webp [file-level options] [image files...] [per-frame options...]
File-level options (only used at the start of compression):
-min_size ............ minimize size
-loop <int> .......... loop count (default: 0, = infinite loop)
-kmax <int> .......... maximum number of frame between key-frames
(0=only keyframes)
-kmin <int> .......... minimum number of frame between key-frames
(0=disable key-frames altogether)
-mixed ............... use mixed lossy/lossless automatic mode
-v ................... verbose mode
-h ................... this help
Per-frame options (only used for subsequent images input):
-d <int> ............. frame duration in ms (default: 100)
-lossless ........... use lossless mode (default)
-lossy ... ........... use lossy mode
-q <float> ........... quality
-m <int> ............. method to use
example: img2webp -loop 2 in0.png -lossy in1.jpg
-d 80 in2.tiff -o out.webp
Change-Id: I23771b90eaf0660f420d7ffd304e704155386286
2016-12-02 11:44:17 +01:00
