On 17 Aug 2003, Lehmeier Michael wrote:

> I'm trying to make mpeg1 stills out of an image.
> 
> A line like the following:
> ./mplex -f 6 -o /tmp/fileGAACJA.mpg /tmp/fileGAACJA.m1v
> ...
> INFO: [mplex] Multiplexing stills stream!
> Segmentation fault
> 
> I made the m1v like this:
> ppmtoy4m -Ip -F25:1 /tmp/fileGAACJA.pnm | yuvscaler -O SIZE_704x576 |
> mpeg2enc -f 6 -T 120 -o /tmp/fileGAACJA.m1v

        It works fine here.   Are  you using the current CVS or the
        1.6.1 version?

        I created a 704x576 YUV4MPEG2 file with a local utility:

                y4mgen -n 1 -w 704 -h 576 -i p -r 25:1 -a 10:11 > x.y4m

        that would be equivalent to the ppmtoy4m | yuvscaler portion of
        what you're using.

        Then

                mpeg2enc -f 6 -T 120 -o /tmp/foo.m1v < x.y4m
                mplex -f 6 -o /tmp/foo.mpg /tmp/foo.m1v

        and the resulting files in /tmp

-rw-r--r--  1 sms   wheel  121860 Aug 17 16:39 foo.m1v
-rw-r--r--  1 sms   wheel  127820 Aug 17 16:40 foo.mpg

        Can't seem to reproduce the problem ;(

        Steven Schultz



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