[FFmpeg-user] Fwd: Can't concat two files which were encoded the same way.

[Zsolt]

2014-02-22 23:41 GMT+01:00 Carl Eugen Hoyos <cehoyos at ag.or.at>:

> No, I meant:
> I also cannot understand what is more complicated
> about the concat filter than the concat protocol.
>
> That's some really convoluted syntax.

Anyway I tried it couldn't make it work.

ffmpeg -i motor1.avi -i motor2.avi -i motor3.avi -c copy -filter_complex
> '[0:0] [0:1] [1:0] [1:1] [2:0] [2:1] concat=n=3:v=1:a=1 [v] [a]' -m
> ap '[v]' -map '[a]'  motor.mkv
> ffmpeg version N-60813-g44b22bb Copyright (c) 2000-2014 the FFmpeg
> developers
>   built on Feb 22 2014 03:11:45 with gcc 4.8.2 (GCC)
>   configuration: --enable-gpl --enable-version3 --disable-w32threads
> --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r
> --enable-gnutls --enab
> le-iconv --enable-libass --enable-libbluray --enable-libcaca
> --enable-libfreetype --enable-libgsm --enable-libilbc --enable-libmodplug
> --enable-libmp3lame --ena
> ble-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg
> --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsoxr
> --enable-libsp
> eex --enable-libtheora --enable-libtwolame --enable-libvidstab
> --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis
> --enable-libvpx --enable-libwavp
> ack --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid
> --enable-zlib
>   libavutil      52. 65.100 / 52. 65.100
>   libavcodec     55. 52.102 / 55. 52.102
>   libavformat    55. 33.100 / 55. 33.100
>   libavdevice    55. 10.100 / 55. 10.100
>   libavfilter     4.  1.103 /  4.  1.103
>   libswscale      2.  5.101 /  2.  5.101
>   libswresample   0. 17.104 /  0. 17.104
>   libpostproc    52.  3.100 / 52.  3.100
> Guessed Channel Layout for  Input Stream #0.1 : stereo
> Input #0, avi, from 'motor1.avi':
>   Duration: 00:00:07.50, start: 0.000000, bitrate: 267897 kb/s
>     Stream #0:0: Video: utvideo (ULRG / 0x47524C55), rgb24, 1600x1200, 30
> fps, 30 tbr, 30 tbn, 30 tbc
>     Stream #0:1: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
> stereo, s16, 1411 kb/s
> Guessed Channel Layout for  Input Stream #1.1 : stereo
> Input #1, avi, from 'motor2.avi':
>   Duration: 00:00:07.87, start: 0.000000, bitrate: 291034 kb/s
>     Stream #1:0: Video: utvideo (ULRG / 0x47524C55), rgb24, 1600x1200, 30
> fps, 30 tbr, 30 tbn, 30 tbc
>     Stream #1:1: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
> stereo, s16, 1411 kb/s
> Guessed Channel Layout for  Input Stream #2.1 : stereo
> Input #2, avi, from 'motor3.avi':
>   Duration: 00:00:08.00, start: 0.000000, bitrate: 268717 kb/s
>     Stream #2:0: Video: utvideo (ULRG / 0x47524C55), rgb24, 1600x1200, 30
> fps, 30 tbr, 30 tbn, 30 tbc
>     Stream #2:1: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
> stereo, s16, 1411 kb/s
> [AVFilterGraph @ 045c8e60] No such filter: '[0:0]'
> Error configuring filters.
>