[FFmpeg-user] Fwd: coding video for some old Sony

Kieran O Leary kieran.o.leary at gmail.com
Wed Sep 4 23:59:29 EEST 2019


On Wed, 4 Sep 2019, 20:19 Erik Dobák, <erik.dobak at gmail.com> wrote:

> On Tue, 3 Sep 2019 at 18:01, Michael Castellon <castellonmichael at gmail.com
> >
> wrote:
>
> > maybe bitrate,
> > please try a short video so you don't get tired.
> > this scale for old tv (crt), 640x480
> > ffmpeg -strict experimental -i input.mp4 -vcodec libxvid -threads 8 -s
> > 624x352 -g 400 -dia_size 514 -bf 1 -b:v 1200k -trellis 2 -aspect 1.860
> > -level 5.1 -r 25 -acodec libmp3lame -ab 128k -ac 2 -async 1 -y output.avi
> > or,
> > ffmpeg -strict experimental -i input.mp4 -vcodec libxvid -threads 3 -s
> > 624x352 -g 400 -dia_size 514 -bf 1 -b:v 816k -trellis 2 -aspect 1.860
> > -level 5.1 -r 25 -acodec libmp3lame -ab 128k -ac 2 -async 1 -y output.mp4
> >
> > look..
> >
> >
> > On Sun, Sep 1, 2019 at 12:33 PM Erik Dobák <erik.dobak at gmail.com> wrote:
> >
> > > the catch22 original did not work. all my attempts to convert it
> resulted
> > > also in a non working video.
> > > E
> > >
> > > On Sun, 1 Sep 2019 at 19:22, Kieran O Leary <kieran.o.leary at gmail.com>
> > > wrote:
> > >
> > > > Did that catch-22 example you posted work or not? You never
> specified..
> > > >
> > > > K
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>
> ok here i can report some sort of success:
>
> i created these 3 videos according to your hints:
>
> catch22bv1200.avi
> catch22bv1200.mp4
> catch22bv816.mp4
>
> the mp4 play fine the video (no sound but i can care about this later)
> but the catch22bv1200.avi does not play at all despite the fact that i just
> changed the extension of the output file in the command you have sent me.
>

Do both play fine? Please post full command line and terminal output of
this successful file. And the same for the avi that does not work.

Best,

Kieran


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