On Mon, 25 Mar 2024 07:04:37 +0100, Bo Berglund wrote:
>I found the syntax as an example at
>
>http://trac.ffmpeg.org/wiki/How%20to%20speed%20up%20/%20slow%20down%20a%20video
>
>
>so I made a test.
>
>Note: Newsreader is doing the line wrap, it is on a single line of course:
>
>ffmpeg
Am 24.03.2024 um 23:30 schrieb Bo Berglund:
But is it possible also to modify an mp4 video file to *play* faster/slower than
original while keeping the accompanying audio pitch the same?
It's possible to change audio length, sample rate and pitch, and also
all combinations of these three
On Mon, 25 Mar 2024 01:47:27 +0100, Paul B Mahol wrote:
>On Mon, Mar 25, 2024 at 12:54?AM Laine Lee wrote:
>
>>
>>
>> > On Mar 24, 2024, at 5:31?PM, Bo Berglund wrote:
>> >
>> > ?I know how to use ffmpeg to adjust the video/audio sync and that is a
>> real
>> > simple command not requiring any
On Mon, Mar 25, 2024 at 12:54 AM Laine Lee wrote:
>
>
> > On Mar 24, 2024, at 5:31 PM, Bo Berglund wrote:
> >
> > I know how to use ffmpeg to adjust the video/audio sync and that is a
> real
> > simple command not requiring any remuxing or such. This is what I use in
> my
> > audiosync script
> On Mar 24, 2024, at 5:31 PM, Bo Berglund wrote:
>
> I know how to use ffmpeg to adjust the video/audio sync and that is a real
> simple command not requiring any remuxing or such. This is what I use in my
> audiosync script and it runs very fast:
>
> ffmpeg -i $SOURCEFILE -itsoffset $DELAY
I know how to use ffmpeg to adjust the video/audio sync and that is a real
simple command not requiring any remuxing or such. This is what I use in my
audiosync script and it runs very fast:
ffmpeg -i $SOURCEFILE -itsoffset $DELAY -i $SOURCEFILE -map 1:v -map 0:a -c copy
$TARGETFILE
But is it