[FFmpeg-devel] [PATCH] lavfi: add (a)drawgraph filter

Paul B Mahol onemda at gmail.com
Mon Jun 29 20:31:00 CEST 2015

On 6/29/15, Dave Rice <dave at dericed.com> wrote:
>> On Jun 29, 2015, at 2:09 PM, Paul B Mahol <onemda at gmail.com> wrote:
>> On 6/29/15, Dave Rice <dave at dericed.com> wrote:
>>> Hi,
>> [...]
>>> I re-tested and all looks great. The new default size, 900x256, makes
>>> sense
>>> and I'm glad to see it now works with audio metadata (would love to be
>>> able
>>> to use astats with this someday). I'm having a little trouble getting an
>>> example working with the MIN/MAX variables, do you have a sample
>>> command?
>> The one from documentation does not work? What is wrong?
> The documentation examples use min and max but not the MIN and MAX
> variables.

signalstats,drawgraph=lavfi.signalstats.SATAVG:'if(between(VAL, MIN,
MIN + 20),0xff,0xff00)':min=0:max=255"

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