[FFmpeg-devel] [PATCH] doc/filters: add quick emboss example

Paul B Mahol onemda at gmail.com
Thu Apr 11 20:56:10 CEST 2013


On 4/11/13, Stefano Sabatini <stefasab at gmail.com> wrote:
> On date Thursday 2013-04-11 18:28:50 +0000, Paul B Mahol encoded:
>> Signed-off-by: Paul B Mahol <onemda at gmail.com>
>> ---
>>  doc/filters.texi | 6 ++++++
>>  1 file changed, 6 insertions(+)
>>
>> diff --git a/doc/filters.texi b/doc/filters.texi
>> index 3438308..c5c5d2a 100644
>> --- a/doc/filters.texi
>> +++ b/doc/filters.texi
>> @@ -3414,6 +3414,12 @@ Generate a fancy enigmatic moving light:
>>  @example
>>
>> nullsrc=s=256x256,geq=random(1)/hypot(X-cos(N*0.07)*W/2-W/2\,Y-sin(N*0.09)*H/2-H/2)^2*1000000*sin(N*0.02):128:128
>>  @end example
>> +
>> + at item
>> +Generate a quick emboss efect:
>
> effect
>
>> + at example
>> +format=gray,geq=lum_expr='(p(X,Y)+(256-p(X-4,Y-4)))/2'
>> + at end example
>>  @end itemize
>
> LGTM and thanks.

Fixed and applied.

> --
> FFmpeg = Furious and Foolish Minimal Perfectionist Elitist Guru
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>


More information about the ffmpeg-devel mailing list