[ubuntu-in] joining video using ffmpeg/avconv

[Ramnarayan.K]

Why not try openshot, cinelerra or any regular video editor.

Also may be better to convert from wmv to a more open format. This allows
more floss software to work on the file

Regards

ram
***
Sent from an android device
On Jan 3, 2014 4:01 PM, "Alok Singh Mahor" <alokmahor at gmail.com> wrote:

> I am trying to join two wmv files. I tried some ffmpeg commands but they
> are not working.
>
> I tried from
> https://trac.ffmpeg.org/wiki/How%20to%20concatenate%20%28join,%20merge%29%20media%20files#differentcodecbut these commands are not working. getting errors.
>
> and ffmpeg is suggesting me to use avconv
> so I tried using avconv from
> http://libav.org/faq.html#How-can-I-join-video-files_003f
>
> but from avconv I am not able to control bitrate so final joined video
> have very poor quality
>
> I am seeking clean way or some working command.
>
> I am giving details of files
>
> alok at alok:~$ ffprobe video1.wmv
> avprobe version 0.8.9-6:0.8.9-0ubuntu0.13.10.1, Copyright (c) 2007-2013
> the Libav developers
>   built on Nov  9 2013 19:15:22 with gcc 4.8.1
> [wmv3 @ 0x95b4020] Extra data: 8 bits left, value: 20
> Input #0, asf, from 'video1.wmv':
>   Metadata:
>     WMFSDKVersion   : 12.0.9200.16384
>     WMFSDKNeeded    : 0.0.0.0000
>     IsVBR           : 1
>     VBR Peak        : 274
>     Buffer Average  : 271
>   Duration: 00:00:06.13, start: 0.000000, bitrate: 1205 kb/s
>     Stream #0.0(eng): Video: wmv3 (Main), yuv420p, 960x720, 1157 kb/s,
> 30.30 tbr, 1k tbn, 1k tbc
> [wmv3 @ 0x95b4020] Extra data: 8 bits left, value: 20
>
>
> alok at alok:~$ ffprobe video2.wmv
> avprobe version 0.8.9-6:0.8.9-0ubuntu0.13.10.1, Copyright (c) 2007-2013
> the Libav developers
>   built on Nov  9 2013 19:15:22 with gcc 4.8.1
> Input #0, asf, from 'splitter.wmv':
>   Metadata:
>     encoder         : Lavf53.21.1
>   Duration: 00:00:02.96, start: 0.000000, bitrate: 1244 kb/s
>     Stream #0.0: Video: msmpeg4, yuv420p, 960x720, 30 tbr, 1k tbn, 1k tbc
>
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