[FFmpeg-user] Question on AVFoundation and importing from a DV-VCR

[Carl Eugen Hoyos]

Am Fr., 27. März 2020 um 18:26 Uhr schrieb Carl Eugen Hoyos
<ceffmpeg at gmail.com>:
>
> Am Fr., 27. März 2020 um 05:33 Uhr schrieb Colin Bitterfield
> <colin at bitterfield.com>:
>
> > Using this command brings in a 12GB DVVIDEO files
> >
> > ffmpeg -hwaccel videotoolbox -hide_banner -benchmark_all -stats -loglevel error -f avfoundation -capture_raw_data true -pix_fmt 0rgb -i DV-VCR -t 600 -q 0  -c:v copy -c:a copy 'Test7.dv' -y
>
> (q 0 looks superfluous and misguiding)
>
> > The problem are:
> >
> > 1. The file is huge (Is there a way to auto split this with a scene detect filter?
>
> You cannot use a filter when you want to "codec copy", re-encoding would
> lead to significantly smaller files.
>
> But you can use pipe output and cut the file, that should unproblematic
> with dv files.

And I should have mentioned that one of the segment muxers will also work.

Carl Eugen