[Cin] Sorry, updated mpeg4 profiles again
randrianasulu at gmail.com
Wed Sep 16 09:20:17 CEST 2020
В сообщении от Wednesday 16 September 2020 03:52:23 Phyllis Smith via Cin написал(а):
> I just noticed that the flv_h264.flv output file is so pixelated (original
> was 352x240) that I think it would only be useful on a small play device
> (lots of those around in phones these days).
Try to set "quality" (in GUI) to somehting like "23" ?
or "b=3000000" in this small window where you can add ffmpeg options)
> And for some reason the
> mpeg1_mp2.mpeg is now working so obviously I was doing something wrong
I think just selecting some other output type momentary and then re-selecting desired type reload all those options?
> On Tue, Sep 15, 2020 at 6:40 PM Phyllis Smith <phylsmith2017 at gmail.com>
> > Andrew,
> > I also tried to create two new profiles mpeg1.mpeg and mpeg2.mpeg with
> >> those recommended settings in them, and mpeg1_mp2.mpeg as audio file (so
> >> you can mux mpeg1 streams with sound) - but not sure how useful they can be?
> >> I also tried to create h264 flv, but swftool failed to merge it into swf,
> >> and I don't know any other open-source tool for merging/wrapping flv into
> >> swf
> > Well, I tried these 4 and the 3 seem to work and could be useful. BUT
> > mpeg1_mp2.mpeg for audio just gives me the error message of:
> > libtwolame @ 0x7fffa0701f80] Specified channel layout '5.1' is not
> > supported
> > FFMPEG::open_encoder err: Invalid argument
> > which I do not understand as I only had 2 channels.
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