[FFmpeg-user] ffmpeg-opus install related question

[bat guano]

----------------------------------------

> ffmpeg -i /home/mark/tester.wav -acodec libopus -ab 64k -ar 48000 -ac 2
> /home/mark/bat-guano.opus ;
>
> ffmpeg version 0.7.8-xuggle-4.0.1049, Copyright (c) 2000-2011 the FFmpeg
> developers
> built on May 7 2012 03:26:43 with gcc 4.4.6 20110731 (Red Hat 4.4.6-3)
> configuration: --prefix=/usr/local/xuggler
> --extra-version=xuggle-4.0.1049
> --extra-cflags=-I/root/xuggle/xuggle-xuggler/build/native/i686-pc-linux-gnu/captive/usr/local/xuggler/include
> --extra-ldflags=-L/root/xuggle/xuggle-xuggler/build/native/i686-pc-linux-gnu/captive/usr/local/xuggler/lib
> --enable-shared --enable-gpl --enable-nonfree --enable-version3
> --enable-libx264 --enable-libmp3lame --enable-libvorbis --enable-libtheora
> --enable-libspeex --enable-libopencore-amrnb --enable-libopencore-amrwb
> --enable-pthreads
> libavutil 50. 44. 0 / 50. 44. 0
> libavcodec 52.123. 0 / 52.123. 0
> libavformat 52.111. 0 / 52.111. 0
> libavdevice 52. 6. 0 / 52. 6. 0
> libavfilter 1. 81. 0 / 1. 81. 0
> libswscale 0. 14. 1 / 0. 14. 1
> libpostproc 51. 2. 0 / 51. 2. 0
> Input #0, wav, from '/home/mark/tester.wav':
> Duration: 00:00:01.60, bitrate: 1412 kb/s
> Stream #0.0: Audio: pcm_s16le, 44100 Hz, 2 channels, s16, 1411 kb/s
> [NULL @ 0x892daa0] *Unable to find a suitable output format for
> '/home/mark/bat-guano.opus'*
Hi
You're using the wrong FFmpeg.
Should have put ./ in front of your command so that this version is used:-
ffmpeg version N-48882-g922332e Copyright (c) 2000-2013 the FFmpeg
developers
  built on Jan 14 2013 11:11:32 with gcc 4.4.6 (GCC) 20120305 (Red Hat
4.4.6-4)
  configuration: --disable-shared --enable-static --enable-libopus
  libavutil      52. 14.100 / 52. 14.100
  libavcodec     54. 89.100 / 54. 89.100
  libavformat    54. 59.107 / 54. 59.107
  libavdevice    54.  3.102 / 54.  3.102
  libavfilter     3. 32.100 /  3. 32.100
  libswscale      2.  1.103 /  2.  1.103
  libswresample   0. 17.102 /  0. 17.102