concat audio

[StevenG]

Does not work

d:\2.Prog\All\myTools\xMp4\tools>ffmpeg -i concat:"m:\temp\a1.wav|m:\temp\a2.wav
" -c copy m:\temp\a3.wav
ffmpeg version N-42939-g236ecc3 Copyright (c) 2000-2012 the FFmpeg developers
  built on Jul 26 2012 20:50:57 with gcc 4.7.1 (GCC)
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-ru
ntime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libass
 --enable-libcelt --enable-libopencore-amrnb --enable-libopencore-amrwb --enable
-libfreetype --enable-libgsm --enable-libmp3lame --enable-libnut --enable-libope
njpeg --enable-librtmp --enable-libschroedinger --enable-libspeex --enable-libth
eora --enable-libutvideo --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-
libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --e
nable-zlib
  libavutil      51. 65.100 / 51. 65.100
  libavcodec     54. 45.100 / 54. 45.100
  libavformat    54. 21.100 / 54. 21.100
  libavdevice    54.  2.100 / 54.  2.100
  libavfilter     3.  3.100 /  3.  3.100
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0. 15.100 /  0. 15.100
  libpostproc    52.  0.100 / 52.  0.100
[wav @ 0234cfa0] max_analyze_duration 5000000 reached at 5001333
Input #0, wav, from 'concat:m:\temp\a1.wav|m:\temp\a2.wav':
  Duration: 00:05:00.03, bitrate: 9216 kb/s
    Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 48000 Hz, 5.1, s16, 4
608 kb/s
File 'm:\temp\a3.wav' already exists. Overwrite ? [y/N] y
Output #0, wav, to 'm:\temp\a3.wav':
  Metadata:
    encoder         : Lavf54.21.100
    Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 48000 Hz, 5.1, 4608 k
b/s
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
Press [q] to stop, [?] for help
size=  168767kB time=00:05:00.03 bitrate=4608.0kbits/s
video:0kB audio:168767kB subtitle:0 global headers:0kB muxing overhead 0.000039%}}}

[Cigaes]

Not supposed to: wav files have a global header, they can not be concatenated as is.