Dan S wrote: > Hi - > > If you look at the two outputs below you'll see that newmessage.wav > has some extra info embedded in it - possibly newmessage.wav is > actually a BWF-format file? > http://en.wikipedia.org/wiki/Broadcast_Wave_Format > > Dan > > > sndfile-info *.wav > Version : libsndfile-1.0.19 > ======================================== > File : newmessage.wav > Length : 23994 > RIFF : 23986 > WAVE > fmt : 16 > Format : 0x1 => WAVE_FORMAT_PCM > Channels : 2 > Sample Rate : 44100 > Block Align : 4 > Bit Width : 16 > Bytes/sec : 176400 > data : 23868 > LIST : 74 > INFO > ISFT : Sonic Foundry Sound Forge 6.0 > IENG : > ICRD : 2005-05-16 > End > > ---------------------------------------- > Sample Rate : 44100 > Frames : 5967 > Channels : 2 > Format : 0x00010002 > Sections : 1 > Seekable : TRUE > Duration : 00:00:00.135 > Signal Max : 32768 (0.00 dB) > > ======================================== > File : voicemail.wav > Length : 57536 > RIFF : 57528 > WAVE > fmt : 16 > Format : 0x1 => WAVE_FORMAT_PCM > Channels : 1 > Sample Rate : 44100 > Block Align : 2 > Bit Width : 16 > Bytes/sec : 88200 > data : 57492 > End > > ---------------------------------------- > Sample Rate : 44100 > Frames : 28746 > Channels : 1 > Format : 0x00010002 > Sections : 1 > Seekable : TRUE > Duration : 00:00:00.652 > Signal Max : 32768 (0.00 dB) > > ======================================== > Total Duration : 00:00:00.787 > > > But apart from the advanced metadata, there's a much more fundamental difference: the first file listed above is stereo, the second is mono... Matthijs _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
