[mythtv-users] Nuvexport/ffmpeg Crashes
Joseph A. Caputo
jcaputo1 at comcast.net
Mon Nov 10 00:33:19 EST 2003
Lennox Reid wrote:
> I've been trying to get transcoding/nuvexport/etc to work. My main box
> is running Myth .11 on Mandrake 9.1 from thans RPM. Transcode does not
> work on this version.
>
> I've installed Myth 0.12 on my desktop PC, copied over some shows I want
> to transcode (to remove commercials and archive). After copying the
> .nuv file over to the new machine and inserting the program info into
> the database (mythconverg/recorded table), and reflagging commercials,
> transcode works great. Quality looks good, and commercial elimination
> reduces file size by 30-35%
>
> Now I want to use Nuvexport to generate DVD useable MPG's. I am
> assuming that the proper selection in nuvexport is SVCD. Please let me
> know if this is correct.
>
> Regardless, when I try to convert the files, everything runs well for
> 1-2 hours, then X-Windows crashes. I do not know if ffmpeg is
> complaining about anything, but the only messages I can find are in
> /var/log/messages:
>
>
>
> -------
> Nov 9 02:01:35 canouk modprobe: modprobe: Can't locate module synth0
> Nov 9 02:47:20 canouk kernel: __alloc_pages: 2-order allocation failed
> (gfp=0x1f0/0)
> Nov 9 02:48:58 canouk kernel: __alloc_pages: 0-order allocation failed
> (gfp=0x1d2/0)
> Nov 9 02:48:58 canouk kernel: VM: killing process X
>
> ...
>
>
> Nov 9 02:50:22 canouk kernel: usbvideo.c: Packet Statistics: Total=64.
> Empty=0. Usage=100%%
> Nov 9 02:50:22 canouk kernel: usbvideo.c: Transfer Statistics:
> Transferred=0 B Usage=0%%
> Nov 9 02:50:22 canouk kernel: ivtv: ivtv-api.c: unknown ioctl
> 0x803c7601
> Nov 9 02:50:23 canouk kernel: usbvideo.c: Packet Statistics: Total=64.
> Empty=0. Usage=100%%
> Nov 9 02:50:23 canouk kernel: usbvideo.c: Transfer Statistics:
> Transferred=0 B Usage=0%%
> Nov 9 02:50:23 canouk kernel: ivtv: ivtv-api.c: unknown ioctl
> 0x803c7601
>
> --------
> When I look at the .mp2 file and the .m2v file, they are fine -- but I
> only get 1-2 minutes of the file (whatever it completed up to the
> crash).
>
> Any debugging suggestions? Quick fixes? My ultimate goal is to get
> these programs onto DVD.
>
> I am running ffmeg .4.6
Well, I can't help you with your crash, but I can tell you that
exporting to SVCD will not get you a DVD-compliant MPEG stream. SVCD is
480x480, which is not a legal/valid DVD resolution. However, you could
simply create an SVCD, which will play on many commercial standalone DVD
players.
-JAC
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