Luca Barbato
2cf74eca70
drawtext: make x and y parametric
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Introduce variables "E", "PHI", "PI", "main_w"/"W", "main_h"/"H",
"text_w"/"w", "text_h"/"h", "x", "y", "n" and "t" in line with
vf_overlay and refactor the code accordingly.
13 years ago
Luca Barbato
9270b8a3d1
doc: cleanup filter section
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Use the @command{} tag when needed and cleanup the examples.
13 years ago
Anton Khirnov
b0641ab7a0
doc/filters: fix some typos.
13 years ago
Stefano Sabatini
ec2ac9271c
lavfi: add rgbtestsrc source, ported from MPlayer libmpcodecs
...
The licence was changed from GPL to LGPL with explicit approval from
the original author.
See thread:
Subject: [FFmpeg-devel] [PATCH] lavfi: add rgbtestsrc source,
ported from MPlayer libmpcodecs
Date: Mon, 11 Jul 2011 16:32:41 +0200
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
0244879f30
lavfi: add testsrc source
...
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
b157be1f38
lavfi: port libmpcodecs delogo filter
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The ported filter supports named option parsing and more YUV formats.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
ce6b6ef645
lavfi: port boxblur filter from libmpcodecs
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With the following additions:
* support to gray format
* support to yuva420p format
* parametric luma/chroma/alpha radius
* consistency check on the radius values, avoid crashes with invalid values
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
171868e25a
lavfi: add negate filter
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This filter is a simple wrapper around the LUT filter.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
8fe0c527f3
lavfi: add LUT (LookUp Table) generic filters
...
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Diego Biurrun
e83c2ddebf
Fix 'heigth' vs. 'height' typos.
13 years ago
Stefano Sabatini
1ee2014190
vf_unsharp: set default chroma size value to 5x5
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The previous default value 0x0 was not good, since it is not even
valid.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
46b29397a6
vf_scale: add a "sar" variable
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Also create a "dar" alias for the "a" variable, for avoiding possible
confusion between dar/sar.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
4703a7b50b
vf_yadif: correct documentation on the parity parameter
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0 is top-field-first, 1 is bottom-field-first, not the other way
around.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Joakim Plate
ab09df9dea
vf_yadif: add an option to enable/disable deinterlacing based on src frame "interlaced" flag
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Signed-off-by: Joakim Plate <elupus@ecce.se>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
d763fb7d47
lavfi: add select filter
...
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Stefano Sabatini
ee42716b07
lavfi: add showinfo filter
...
Signed-off-by: Anton Khirnov <anton@khirnov.net>
13 years ago
Diego Biurrun
4c98976124
doc: replace @pxref by @ref where appropriate
14 years ago
Stefano Sabatini
994de197c0
drawtext: add documentation for the shadow parameters
...
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Stefano Sabatini
a5b64584f3
lavfi: Port drawtext filter by Hemanth from the libavfilter soc repo
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With the following additions:
* support to anti-aliased glyph rendering
* support to UTF-8 text and Unicode chars rendering
* support for RGB packed formats
* fix minor errors and typos in the filter description
* extend/clarify examples in the filter description
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Stefano Sabatini
73a4f7c21b
pad: make the filter parametric
...
Signed-off-by: Stefano Sabatini <stefano.sabatini-lala@poste.it>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Michael Niedermayer
7a11c82fb7
vsrc_buffer: add sample_aspect_ratio fields to arguments.
...
This fixes aspect handling in ffmpeg.
This is based on a patch by Baptiste.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Mark Himsley
2f84bb4236
lavfi: add fieldorder filter
...
Signed-off-by: Stefano Sabatini <stefano.sabatini-lala@poste.it>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Stefano Sabatini
68e23c083a
scale: make the filter parametric
...
Make the filter accept parametric expressions for the output video
size.
Signed-off-by: Stefano Sabatini <stefano.sabatini-lala@poste.it>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Stefano Sabatini
aeefbf61c0
pad: fix example explanation
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"row" and "column" term positions in the explanation were inverted.
Signed-off-by: Stefano Sabatini <stefano.sabatini-lala@poste.it>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Stefano Sabatini
3eccfaa012
gradfun: add notice from the MPlayer manual
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Add notice telling that the filter is designed for playback only.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Stefano Sabatini
2fd8756b9f
documentation: add setdar and setsar description to filters.texi
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Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Brandon Mintern
aadfc9ee74
lavfi: add fade filter
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Port fade filter from libavfilter soc repo, with minor fixes by
Stefano.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Janne Grunau
f8a45fa1b1
replace FFmpeg with Libav in doc/
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unless it stands for ffmpeg the program or is historic
14 years ago
Stefano Sabatini
aa8ac53b51
Update overlay documentation after movie syntax update.
...
Overlay documentation is still using the old unsupported syntax.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Stefano Sabatini
9409c3811c
libavfilter: add video movie source
...
See thread:
Subject: [PATCH] movie video source
Date: 2010-12-31 15:35:30 GMT
Signed-off-by: Janne Grunau <janne-ffmpeg@jannau.net>
14 years ago
Baptiste Coudurier
a51c71bb54
In yadif filter, default to top field first if interlacing is unknown
...
Originally committed as revision 26347 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
e6dba1d881
Fix typos in the crop filter documentation.
...
Originally committed as revision 26284 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
b567020943
Add copy filter, useful for testing the avfilter_draw_slice() copy
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code.
Originally committed as revision 26112 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
f150e4dc2c
Extend documentation for format and noformat filters, and remove
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explicit reference to the ffmpeg tool command for keeping the docs
more generic.
Originally committed as revision 26098 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
17fc94933b
Add erode libopencv filter.
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Originally committed as revision 26097 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
91cbb6ba53
Add dilate libopencv filter.
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Originally committed as revision 26096 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
cf69ad35c5
Redesign the libopencv wrapper to make it more generic. Accept both
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FILTERNAME=ARGS and FILTERNAME:ARGS syntax.
The same filter class will be used for managing all the libopencv
filtering functions.
Originally committed as revision 26079 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
1653027ac4
Improve layout and clarify / complete documentation for the yadif
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filter.
Originally committed as revision 26043 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Nolan L
d5f187fd33
Add gradfun filter, ported from MPlayer.
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Patch by Nolan L nol888 <=> gmail >=< com.
See thread:
Subject: [FFmpeg-devel] [PATCH] Port gradfun to libavfilter (GCI)
Date: Mon, 29 Nov 2010 07:18:14 -0500
Originally committed as revision 25942 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
1ebe5c4c0b
Add section describing the filtergraph.
...
Originally committed as revision 25937 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Baptiste Coudurier
a4dc7aa5b5
Port libmpcodecs hqdn3d filter.
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Patch by Baptiste with some fixes by me.
Originally committed as revision 25880 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
f51aeedd41
Extend the frei0r filter syntax.
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Make it accept the frei0r=filtername=params as alternative to
frei0r=filtername:params.
Originally committed as revision 25856 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
f8608dcac3
Implement frei0r source.
...
Originally committed as revision 25855 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
58935b25d0
Port overlay filter from the libavfilter repo (with many fixes),
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adopting Baptiste variant which is simpler and faster.
Originally committed as revision 25784 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
d89e3b36e3
Move settb docs after setpts docs, fix alphabetical order.
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Originally committed as revision 25656 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
a532bb390f
Add setpts filter, ported from the libavfilter soc repo.
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Originally committed as revision 25655 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
3699c1f1df
Fix documented syntax for the cropdetect filter.
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Originally committed as revision 25627 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
3d17f4b9ba
Add example to the filter pad documentation.
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Originally committed as revision 25564 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
43945b2766
Add transpose filter.
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Originally committed as revision 25525 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Stefano Sabatini
f5b05b951c
Cosmetics: remove pointless empty line.
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Originally committed as revision 25452 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago