[MEncoder-users] encoding divx for Dimarson standalone player

Towncat towncat.towncat at gmail.com
Wed Mar 19 20:45:12 CET 2008


Hi all,

I have a Dimarsion DM-P377 standalone player and a Hauppauge PVR350 TV tuner
card. The tuner card has a built in mpeg encoder, and I can nicely record
from it into .mpg files. This is what I get when playing the outcoming file:


*****************************

MPEG-PS file format detected.
VIDEO:  MPEG2  720x576  (aspect 2)  25.000 fps  8000.0 kbps (1000.0 kbyte/s)
open: No such file or directory
[MGA] Couldn't open: /dev/mga_vid
open: No such file or directory
[MGA] Couldn't open: /dev/mga_vid
[VO_TDFXFB] Can't open /dev/fb0: No such file or directory.
s3fb: can't open /dev/fb0: No such file or directory
==========================================================================
Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough
VDec: vo config request - 720 x 576 (preferred colorspace: Mpeg PES)
Could not find matching colorspace - retrying with -vf scale...
Opening video filter: [scale]
The selected video_out device is incompatible with this codec.
Try appending the scale filter to your filter list,
e.g. -vf spp,scale instead of -vf spp.
VDecoder init failed :(
Opening video decoder: [libmpeg2] MPEG 1/2 Video decoder libmpeg2-v0.4.0b
Selected video codec: [mpeg12] vfm: libmpeg2 (MPEG-1 or 2 (libmpeg2))
==========================================================================
==========================================================================
Opening audio decoder: [mp3lib] MPEG layer-2, layer-3
AUDIO: 48000 Hz, 2 ch, s16le, 224.0 kbit/14.58% (ratio: 28000->192000)
Selected audio codec: [mp3] afm: mp3lib (mp3lib MPEG layer-2, layer-3)
==========================================================================
AO: [alsa] 48000Hz 2ch s16le (2 bytes per sample)
Starting playback...
VDec: vo config request - 720 x 576 (preferred colorspace: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.33:1 - prescaling to correct movie aspect.
VO: [xv] 720x576 => 768x576 Planar YV12

*************************************************

So, I want to make a divx file that can be played straight in the divx
player, but what I get is no picture, only sound. I have tried to play older
.avi files with the player and it worked (I did not encode those myself).

This is what I use for encoding:

mencoder Filmtar/Probabad/test_clip.mpg -ovc lavc -lavcopts
vcodec=mpeg4:vpass=1 -oac copy -o /dev/null

then

mencoder Filmtar/Probapad/test_clip.mpg  -idx -ovc lavc -lavcopts
vcodec=mpeg4:mbd=2:trell:vpass=2 -oac copy -o Filmtar/Probapad/test_clip.avi



And this is what I get with mplayer playing the resulting avi file (which
plays all right on the computer):

*******************************
Playing Filmtar/Probapad/test_clip.avi.
AVI file format detected.
[aviheader] Video stream found, -vid 0
[aviheader] Audio stream found, -aid 1
VIDEO:  [FMP4]  720x576  24bpp  25.000 fps  802.7 kbps (98.0 kbyte/s)
Clip info:
 Software: MEncoder dev-SVN-rUNKNOWN-4.2.3
open: No such file or directory
[MGA] Couldn't open: /dev/mga_vid
open: No such file or directory
[MGA] Couldn't open: /dev/mga_vid
[VO_TDFXFB] Can't open /dev/fb0: No such file or directory.
s3fb: can't open /dev/fb0: No such file or directory
==========================================================================
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Selected video codec: [ffodivx] vfm: ffmpeg (FFmpeg MPEG-4)
==========================================================================
==========================================================================
Opening audio decoder: [mp3lib] MPEG layer-2, layer-3
AUDIO: 48000 Hz, 2 ch, s16le, 224.0 kbit/14.58% (ratio: 28000->192000)
Selected audio codec: [mp3] afm: mp3lib (mp3lib MPEG layer-2, layer-3)
==========================================================================
AO: [alsa] 48000Hz 2ch s16le (2 bytes per sample)
Starting playback...
VDec: vo config request - 720 x 576 (preferred colorspace: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.25:1 - prescaling to correct movie aspect.
VO: [xv] 720x576 => 720x576 Planar YV12
[VO_XV] Shared memory not supported
Reverting to normal Xv.
[VO_XV] Shared memory not supported
Reverting to normal Xv.

**********************************

What settings should I try to make the movie playable in the standalone divx
player?

Thanks,
  tc



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