[FFmpeg-user] JPEG to MP4 (or WMV)
oliverclosov
siberjames at yahoo.com
Fri Jun 21 05:12:48 CEST 2013
fatalaccidents <thefatalaccidents <at> gmail.com> writes:
>
> Hello all,
>
> I have been trying to convert a batch of jpg's to an mp4 using the
command:
>
> cat *.jpg | ffmpeg -y -f image2pipe -r 10 -vcodec mjpeg -i - -vcodec copy
> out.mp4
>
> Here is the first JPG. Notice the three dark spots in the road near the
> top:
> <http://ffmpeg-users.933282.n4.nabble.com/file/n4659610/GA1_264000_b3.jpg>
>
> The resulting video is white washed :( It is very important for the movie
to
> have the colors very very close to being what is seen in the jpg's. I'm
> actually converting it into a wmv with the command:
>
> ffmpeg -i %s.mp4 -c:v wmv2 -b:v 20M -s 720x720 -c:a wmav2 -b:a 192k %s.wmv
>
> So it would be an added bonus if I could go from the jpg to the wmv in one
> step, but not necessary. I've tried a lot of the pix_fmt options, and
they
> all seem to produce the same movie (I may be using it incorrectly). Any
> help would be greatly appreciated! Here is a screenshot of the first jpg
in
> the movie, notice you can't see any circles on the ground and the colors
are
> slightly
> different:
>
> <http://ffmpeg-users.933282.n4.nabble.com/file/n4659610/Screen_shot_2013-
06-18_at_2.37.23_PM.png>
>
> --
> View this message in context: http://ffmpeg-
users.933282.n4.nabble.com/JPEG-to-MP4-or-WMV-tp4659610.html
> Sent from the FFmpeg-users mailing list archive at Nabble.com.
>
Check the source here.
http://www.ilikemall.com/how-to/convert-wmv-to-mp4-mac.html
It seems to offer a reasonable range of conversion options. in the past.
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