[FFmpeg-user] Mystery error initializing complex filters -- bug?

Mark Filipak (ffmpeg) markfilipak at bog.us
Mon Mar 22 09:14:07 EET 2021

On 2021-03-22 03:00, Paul B Mahol wrote:
> On Mon, Mar 22, 2021 at 6:43 AM Mark Filipak (ffmpeg) <markfilipak at bog.us>
> wrote:
>> Hi All,
>> A little help, please.
>> Using the latest git source, using '-filter_complex_script', I get a
>> mystery error.
>> I have checked the filter_complex_script: 23fps.ffmpeg.filter.txt, for
>> errors. Especially I've
>> checked that every input pad (especially [AA1]) has one and only one
>> matching output pad, and that
>> every output pad (especially [AA1]) has one and only one matching input
>> pad.
>> Can you suggest any other checks or should I file a bug now?
> This is not a bug. Repeat, this is not a bug.

Then the [AA1] pad failure is by design? Is 'AA1' a reserved word?

> If you do not understand how filtergraphs works I advise to use some other
> tool.

I've been using filtergraphs for quite a long time.

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