[pvrusb2] dvdauthor and pvrusb2 MPEG2 files

Roger rogerx.oss at gmail.com
Fri Jan 27 19:44:11 CST 2012


>$ file TheEncounter-TBN-20110807-2000.mpg
>TheEncounter-TBN-20110807-2000.mpg: RIFF (little-endian) data, AVI, 704 x 480, 
>~30 fps, video:, audio: Dolby AC3 (stereo, 48000 Hz)

oops.  Looks like this is an old file I captured using the HVR-1950 using 
mencoder.  However, same audio/video codec.

Looks like the original files grabbed from the HVR-1950 pvrusb2 device have the 
following specifications using mplayer output:

---BeginSnip---
TS file format detected.

VIDEO MPEG2(pid=49) AUDIO A52(pid=52) NO SUBS (yet)!  PROGRAM N. 0
VIDEO:  MPEG2  1280x720  (aspect 3)  59.940 fps  65000.0 kbps (8125.0 kbyte/s)

AUDIO: 48000 Hz, 2 ch, s16le, 384.0 kbit/25.00% (ratio: 48000->192000)
Selected audio codec: [ffac3] afm: ffmpeg (FFmpeg AC-3)
---EndSnip---

So, if I'm not mistaken, the size 1280x720 needs to be down-sized to 704x480 or 
similar.

So, in brief, if your simply using cat or dd to grab video from the pvrusb2 
device, you'll need to transcode to a suitable format for making a playable DVD 
using dvdauthor.


Since I won't waste days transcoding anymore, probably best to just burn the 
original file to DVD.

--
Roger
http://rogerx.freeshell.org/


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