[FFmpeg-user] Error in aeval?

Michael Koch astroelectronic at t-online.de
Sat Oct 29 13:07:21 EEST 2022


Am 29.10.2022 um 12:02 schrieb Paul B Mahol:
> On 10/29/22, Michael Koch <astroelectronic at t-online.de> wrote:
>> This command line works as expected:
>>
>> ffmpeg -f lavfi -i sine,aeval="val(0)|val(0)*sin(2)*sin(2)" -ac 2 -t 5
>> -y out.wav
>>
>>
>> Why does it no longer work when I replace sin(2)*sin(2)  by pow(sin(2),2)  ?
>>
>> ffmpeg -f lavfi -i sine,aeval="val(0)|val(0)*pow(sin(2),2)" -ac 2 -t 5
>> -y out.wav
>>
>> Is this a bug? The console output is below.
> PEBKAC
>
> Escape ','

now it works, thank you

Michael



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