[mythtv-commits] Ticket #2199: MtyhArchive failes when encoding transcoded mpeg4 recordings

[MythTV]

#2199: MtyhArchive failes when encoding transcoded mpeg4 recordings
--------------------------------+-------------------------------------------
 Reporter:  chris at chrisdos.com  |        Owner:  paulh   
     Type:  defect              |       Status:  reopened
 Priority:  major               |    Milestone:  0.20    
Component:  mytharchive         |      Version:          
 Severity:  medium              |   Resolution:          
--------------------------------+-------------------------------------------
Changes (by siggy at hotmail.com):

  * priority:  minor => major
  * status:  closed => reopened
  * resolution:  invalid =>
  * milestone:  => 0.20

Comment:

 I'm getting the exact same error on all of my .NUV files. I tried running
 the mytharchivehelper command mentioned above, the output looks fine:

 {{{
 mytharchivehelper -i "/var/lib/mythtv/recordings/1036_20060713215900.nuv"
 streaminfo.xml 1
 2006-08-29 21:04:41.309 Opening
 /var/lib/mythtv/recordings/1036_20060713215900.nuv
 0: start_time: 0.000 duration: 2.301
 1: start_time: 0.000 duration: 2.301
 stream: start_time: 0.000 duration: 2300.790 bitrate=1411 kb/s
 Input #0, nuv, from '/var/lib/mythtv/recordings/1036_20060713215900.nuv':
   Duration: 00:38:20.7, start: 0.000000, bitrate: 1411 kb/s
   Stream #0.0: Video: mpeg4, yuv420p, 640x480, 29.97 fps(r)
   Stream #0.1: Audio: mp3, 48000 Hz, stereo, 1411 kb/s
 2006-08-29 21:04:41.359 Calculating frame count
 2006-08-29 21:04:55.300 frames = 59223
 2006-08-29 21:04:55.359 duration = 1976
 }}}

 I'm using the latest build of ffmpeg, here's the full output:

 {{{
 ffmpeg -v 1 -i "/var/lib/mythtv/recordings/1036_20060713215900.nuv" -r
 ntsc -target dvd -b 1526 -s 352x240 -acodec ac3 -ab 128 -ac 2 -copyts
 -aspect 16:9 "/var/lib/mythtv/recordings/mytharchive//work/1/newfile2.mpg"
 -map 0:0 -map 0:1
 FFmpeg version SVN-r6051, Copyright (c) 2000-2004 Fabrice Bellard
   configuration:
   libavutil version: 49.0.0
   libavcodec version: 51.11.0
   libavformat version: 50.5.0
   built on Aug 22 2006 23:40:32, gcc: 4.1.0 (SUSE Linux)

 Seems that stream 0 comes from film source: 1000.00 (1000/1) -> 29.97
 (30000/1001)
 Input #0, nuv, from '/var/lib/mythtv/recordings/1036_20060713215900.nuv':
   Duration: 00:38:20.7, start: 0.000000, bitrate: 1411 kb/s
   Stream #0.0: Video: mpeg4, yuv420p, 640x480, 29.97 fps(r)
   Stream #0.1: Audio: mp3, 48000 Hz, stereo, 1411 kb/s
 Assuming NTSC for target.
 Output #0, dvd, to
 '/var/lib/mythtv/recordings/mytharchive//work/1/newfile2.mpg':
   Stream #0.0: Video: mpeg2video, yuv420p, 352x240, q=2-31, 1526 kb/s,
 29.97 fps(c)
   Stream #0.1: Audio: ac3, 48000 Hz, stereo, 128 kb/s
 Stream mapping:
   Stream #0.0 -> #0.0
   Stream #0.1 -> #0.1
 Press [q] to stop encoding
 Marker bit missing before time_increment_resolution=1770.5kbits/s
 [mpeg4 @ 0x846fa18]time_base.den==0
 [mpeg4 @ 0x846fa18]header damaged
 Error while decoding stream #0.0
 Floating point exception
 }}}

-- 
Ticket URL: <http://cvs.mythtv.org/trac/ticket/2199#comment:3>
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