[MPlayer-users] encoding and splitting an avi file

Catalin Muresan catalin.muresan at astral.ro
Tue Feb 4 11:14:33 CET 2003


	Hi,

	I've encoded a dvd to a 1400Mb file:

-rw-r--r--    1 root     1466608978 Feb  3 22:27 td.avi

	playback is perfect, etc.

	I then split it into 2 files:

# avisplit -o td -s 702 -i td.avi 
[avilib] V: 23.976 fps, codec=DIVX, frames=172989, width=720, height=368
[avilib] A: 48000 Hz, format=0x2000, bits=16, channels=2, bitrate=384 kbps,
[avilib]    14431 chunks, 346328064 bytes
[td-0000.avi] (000000-065757), size 701.1 MB
[td-0001.avi] (065758-172988), size 701.2 MB

# ls -l *000*
-rw-r--r--    1 root     735191844 Feb  4 11:38 td-0000.avi
-rw-r--r--    1 root     735224570 Feb  4 11:39 td-0001.avi

	then i've tried to playback the avis, for the first i get:

A:   8.3 V:   8.1 A-V:  0.254 ct:  0.126  195/195   4% 93%  0.7% 30 0 49%
Badly interleaved AVI file detected - switching to -ni mode...

	seek is very very slow, i said "what the hell" and did:

# mencoder td-0000.avi -o td-1.avi -oac copy -ovc copy
...
Pos:  16.0s    383f ( 1%)  31fps Trem:  14min 140mb  A-V:0.042 [654:384]
Badly interleaved AVI file detected - switching to -ni mode...
Pos: 231.1s   5541f (22%) 150fps Trem:   2min 176mb  A-V:0.042 [1041:384]]
...
Writing AVI index...
Fixing AVI header...
Video stream: 1124.956 kbit/s  (140619 bps)  size: 385672843 bytes  2742.671 secs  65758 frames
Audio stream:  384.000 kbit/s  (48000 bps)  size: 131688000 bytes  2743.500 secs

# ls -l *-1*
-rw-r--r--    1 root     root     519105288 Feb  4 12:06 td-1.avi

	why only 500 or so MB ???
	ok, next problem, the 2nd avi:

# mplayer td-0001.avi 
Playing td-0001.avi
Cache fill:  0.00% (0 bytes)    AVI file format detected.
VIDEO:  [DIVX]  720x368  24bpp  23.98 fps  1305.8 kbps (159.4 kbyte/s)
Clip info:
 Software: transcode-0.6.3.20021219
==========================================================================
Opening audio decoder: [liba52] AC3 decoding with liba52
Using SSE optimized IMDCT transform


MPlayer interrupted by signal 11 in module: init_audio_codec
- MPlayer crashed by bad usage of CPU/FPU/RAM.
  Recompile MPlayer with --enable-debug and make a 'gdb' backtrace and
  disassembly. For details, see DOCS/bugreports.html#crash.b.
- MPlayer crashed. This shouldn't happen.
  It can be a bug in the MPlayer code _or_ in your drivers _or_ in your gcc
  version. If you think it's MPlayer's fault, please read DOCS/bugreports.html
  and follow the instructions there. We can't and won't help unless you provide
  this information when reporting a possible bug.


	is this a "well known" error with some software i'm using ? i did
something wrong ? if a full bug report is needed, tell me.

	thankyou


/kat



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