[FFmpeg-user] mcompand

[Martin Rouillard]

Thanks Paul, it is now working :-)

-af "mcompand=0.070\,0.040 6 -30/-40\,-20/-30\,-10/-20\,0/-20 85 0.2 0 0 |
0.050\,0.030 6 -30/-40\,-20/-30\,-10/-20\,0/-20 550 0.2 0 0 | 0.1\,0.2 6
-30/-40\,-20/-30\,-10/-20\,0/-20 2500 0.2 0 0 | 0.020\,0.005 6
-30/-40\,-20/-40\,-10/-25\,0/-25 8000 0.2 0 0 | 0.020\,0.005 6
-30/-40\,-20/-40\,-10/-25\,0/-25 22000 0.2 0 0"

On Sun, Mar 25, 2018 at 5:25 PM, Paul B Mahol <onemda at gmail.com> wrote:

> On 3/25/18, Martin Rouillard <tintin at audioz.com> wrote:
> > Thanks Paul, This helped but I still have an error on the attack and
> decays
> > count, here is my command :
> >
> > -af "mcompand=0.1 0.2 6 -47/-40 -34/-34 -17/-33 100 | 0.1 0.2 6 -47/-40
> > -34/-34 -17/-33 400 | 0.1 0.2 6 -47/-40 -34/-34 -15/-33 1600 | 0.1 0.2 6
> > -47/-40 -34/-34 -31/-31 -0/-30 6400 | 0.1 0.2 6 -38/-31 -28/-28 -0/-25
> > 22000"
> >
> > and the error I get is :
> >
> > [Parsed_mcompand_0 @ 0x5294d40] number of attacks rate plus decays rate
> > must be even
> > [Parsed_mcompand_0 @ 0x5294d40] Failed to configure output pad on
> > Parsed_mcompand_0
> > Error reinitializing filters!
> > Failed to inject frame into filter network: Invalid argument
> > Error while processing the decoded data for stream #0:0
> > Conversion failed!
>
> Attacks/decays are set with ',' separator between attack and decay,
> same apply for points. (input_db/output_dB , ..)
>
> You may need to escape ',' with '\'.
>
> -af "mcompand=0.1\,0.2 6 -47/-40\,-34/-34\,-17/-33 100 | 0.1\,0.2 6
> -47/-40\,-34/-34\,-17/-33 400 | 0.1\,0.2 6 -47/-40\,-34/-34\,-15/-33
> 1600 | 0.1\,0.2 6 -47/-40\,-34/-34\,-31/-31\,-0/-30 6400 | 0.1\,0.2 6
> -38/-31\,-28/-28\,-0/-25 22000"
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-- 

MARTIN ROUILLARD
Dev+Ops / 514-393-3525 / audioz.com

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