[FFmpeg-user] How can join video files ?

[J. Bakshi ( জ. বকসী )]

On Fri, 06 Sep 2013 11:38:04 +0200
"Peter B." <pb at das-werkstatt.com> wrote:

> On 09/06/2013 11:24 AM, J. Bakshi (জ. বকসী ) wrote:
> > No luck :-(
> >
> > followed the instruction and get the following error
> >
> >
> > ffmpeg -f concat -i file -c copy out.dat
> >
> > [...]
> > [NULL @ 0x123ca20] Unable to find a suitable output format for 'out.dat'
> > out.dat: Invalid argument
> 
> FFmpeg is so nice to "guess" what output format you want to create,
> according to the file suffix of the output filename.
> If I interpret the error message correctly, the file suffix ".dat" is
> not sufficient to determine which format to produce as output.
> 
> Which format (container?) is the "dat" actually?
> For example, if you wanted to write an AVI file, but have the file
> suffix ".dat", you could add "-f avi" before the output filename:
> 
> ffmpeg -f concat -i file -c copy -f avi out.dat
> 
> 

ffprobe gives me following

Input #0, mpeg, from 'AVSEQ01.DAT':
  Duration: 00:20:57.60, start: 0.475256, bitrate: 1421 kb/s
    Stream #0:0[0x1e0]: Video: mpeg1video, yuv420p, 352x288 [SAR 178:163 DAR 1958:1467], 1146 kb/s, 25 fps, 25 tbr, 90k tbn, 25 tbc
    Stream #0:1[0x1c0]: Audio: mp2, 44100 Hz, stereo, s16p, 224 kb/s