[MEncoder-users] A/V synchronization problem using mencoder

[Nico Sabbi]

Xie Bo wrote:

>>Try adding to the mencoder command '-mc 0 -noskip'.
>>Might help.
>>
>>    
>>
>I tried and the following is log:
>----------------
>mencoder -mc 0 -noskip dvd:// -of mpeg -o output.mpg -oac copy -ovc
>copy -mpegopts format=dvd
>MEncoder dev-CVS-050329-09:49-3.2.3 (C) 2000-2005 MPlayer Team
>CPU: Intel Pentium 4/Xeon/Celeron Foster (Family: 8, Stepping: 9)
>Detected cache-line size is 64 bytes
>CPUflags: Type: 8 MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 0 SSE2: 0
>Compiled for x86 CPU with extensions: MMX MMX2 SSE SSE2
>
>File not found: 'frameno.avi'
>Failed to open frameno.avi
>Reading disc structure, please wait...
>There are 5 titles on this DVD.
>There are 39 chapters in this DVD title.
>There are 1 angles in this DVD title.
>DVD successfully opened.
>success: format: 0  data: 0xD7D000 - 0x73dd4800
>
>Too many audio packets in the buffer: (4096 in 8257536 bytes).
>Maybe you are playing a non-interleaved stream/file or the codec failed?
>For AVI files, try to force non-interleaved mode with the -ni option.
>MPEG-PS file format detected.
>VIDEO:  MPEG2  720x480  (aspect 3)  29.970 fps  7500.0 kbps (937.5 kbyte/s)
>[V] filefmt:2  fourcc:0x10000002  size:720x480  fps:29.97  ftime:=0.0334
>==========================================================================
>Opening audio decoder: [liba52] AC3 decoding with liba52
>No accelerated IMDCT transform found
>AC3: 5.1 (3f+2r+lfe)  48000 Hz  384.0 kbit/s
>Using MMX optimized resampler
>AUDIO: 48000 Hz, 2 ch, s16le, 384.0 kbit/25.00% (ratio: 48000->192000)
>Selected audio codec: [a52] afm:liba52 (AC3-liba52)
>==========================================================================
>PACKET SIZE: 2048 bytes
>videocodec: framecopy (720x480 24bpp fourcc=10000002)
>audiocodec: framecopy (format=2000 chans=2 rate=48000 bits=16 bps=48000 sample-1
>)
>Writing AVI header...
>Limiting audio preload to 0.4s
>Increasing audio density to 4
>AUDIO FRAME SIZE: 1536, DELTA_PTS: 2949120 (-35982206469911781000000000000000000
>000000000000000000000000000000000000000000000000000000000.000)
>Pos:   0.4s     12f ( 0%)   0fps Trem:   0min   0mb  A-V:0.000 [0:0]
>demux_mpg: 24000/1001fps progressive NTSC content detected, switching framerate.
>
>  
>

eh? please upload a sample (at least a couple of minutes) to incoming 
and post the filename.
I'll look into it tonight.