[MEncoder-users] file information

[Tobias Brockamp]

Am 28.03.2007 um 12:58 schrieb Nico Sabbi:

> Tobias Brockamp wrote:
>
>> Hi,
>>
>> how can i can get information from a videofile with mencoder. I  
>> need  infos about the length from
>> the video- and audiostream.
>
>
> -identify, but it's not always accurate

Hmm, -identtify only works with mplayer not mencoder, and the infos  
does not contain the info i need.
When encoding a file with mencoder, the last two lines shows up infos  
about the video- and audiostream
(see below marked red). how can i get this info without making an  
encode?

tobias-macbook-pro:~ macbook$ ./mencoder 264_4.avi -ovc xvid -oac  
mp3lame -xvidencopts bitrate=300 -mc 0 -ofps 25 -o _mencoder_info_02.avi
MEncoder dev-CVS-060307-04:23-4.0.1 (C) 2000-2006 MPlayer Team
Mac OSX static build for ffmpegX
CPU: Intel  (Family: 6, Stepping: 8)
FIXME:Hardenabling SSE and SSE2 without detection
CPUflags: Type: 6 MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 1
Compiled for x86 CPU with extensions: MMX MMX2 SSE SSE2

success: format: 0  data: 0x0 - 0x1d08c
AVI file format detected.
VIDEO:  [XVID]  320x240  24bpp  25.000 fps   91.3 kbps (11.1 kbyte/s)
[V] filefmt:3  fourcc:0x44495658  size:320x240  fps:25.00  ftime:=0.0400
======================================================================== 
==
Opening audio decoder: [mp3lib] MPEG layer-2, layer-3
AUDIO: 44100 Hz, 2 ch, s16le, 80.0 kbit/5.67% (ratio: 10000->176400)
Selected audio codec: [mp3] afm: mp3lib (mp3lib MPEG layer-2, layer-3)
======================================================================== 
==
xvid: using library version 1.2.-127 (build xvid-1.2.0-dev)
Opening video filter: [expand osd=1]
Expand: -1 x -1, -1 ; -1, osd: 1, aspect: 0.000000, round: 1
======================================================================== 
==
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Selected video codec: [ffodivx] vfm: ffmpeg (FFmpeg MPEG-4)
======================================================================== 
==
MP3 audio selected
VDec: vo config request - 320 x 240 (preferred colorspace: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.33:1 - prescaling to correct movie aspect.
videocodec: XviD (320x240 fourcc=44495658 [XVID])
xvid: par=0/0 (vga11), displayed=320x240, sampled=320x240
xvid: CBR Rate Control -- bitrate=300kbit/s
Writing header...
ODML: vprp aspect is 4:3.
Setting audio delay to 0.026s
Writing header...
ODML: vprp aspect is 4:3.
Setting audio delay to 0.026s
Pos:   4.7s    120f (104%)  0.00fps Trem:   0min   0mb  A-V:0.000  
[75:132]
Flushing video frames
Writing index...
Writing header...
ODML: vprp aspect is 4:3.
Setting audio delay to 0.026s

Video stream:   74.545 kbit/s  (9318 B/s)  size: 44727 bytes  4.800  
secs  120 frames

Audio stream:  132.870 kbit/s  (16608 B/s)  size: 75492 bytes  4.545  
secs

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