[FFmpeg-devel] [PATCH] colormixer filter
Paul B Mahol
onemda at gmail.com
Tue Apr 16 10:15:01 CEST 2013
On 4/15/13, Lou Logan <lou at lrcd.com> wrote:
> On Mon, 15 Apr 2013 20:33:12 +0000, Paul B Mahol wrote:
>> Signed-off-by: Paul B Mahol <onemda at gmail.com>
>> doc/filters.texi | 23 ++++++
>> libavfilter/Makefile | 1 +
>> libavfilter/allfilters.c | 1 +
>> libavfilter/vf_colormixer.c | 165
>> 4 files changed, 190 insertions(+)
>> create mode 100644 libavfilter/vf_colormixer.c
>> diff --git a/doc/filters.texi b/doc/filters.texi
>> index 178dbe5..eec836b 100644
>> --- a/doc/filters.texi
>> +++ b/doc/filters.texi
>> @@ -2135,6 +2135,29 @@ For example to convert from BT.601 to SMPTE-240M,
>> use the command:
>> @end example
>> + at section colormixer
> channelmixer seems to be a more common name among other tools (Gimp,
> Photoshop, Premiere).
But than people will think its audio filter.
>> +This filter adjust video input frame by re-mixing its color channels.
> This filter adjusts video input frames by re-mixing color channels.
> This filter adjusts values of RGB color channels.
>> +The filter accepts the following options:
>> + at table @option
>> + at item rr
>> + at item rg
>> + at item rb
>> +Adjust contribution of input red, green and blue channel to output red
> Adjust contribution of input red, green and blue channels for output red
> Description of valid range and a usage example would be nice (my syntax
> may be wrong):
> Grayscale RGB
> Might be another filter good for a few presets like the curves filter.
It all depends on input image....
> Rest of doc stuff LGTM.
LOL, I think I need to change every single documentation line.
> ffmpeg-devel mailing list
> ffmpeg-devel at ffmpeg.org
More information about the ffmpeg-devel