On Fri, 12 Apr 2013 19:41:29 +0000 Fons Adriaensen wrote: > If the copy was made from the analog outputs of a CD player then the > player will have applied de-emphasis so the file will be OK. If the > copy was made digitally it depends on the sofware used. Not copied from analogue outputs. > A pre-emphasised CD played without de-emphasis will sound unusually > bright. The pre-emphasis is roughly the same as a typical 'treble' > tone control set to +10 dB, so it should be pretty obvious. Sure, but I want to check hundreds of files on a hard disk. Are you saying that there is no tool that I can incorporate in a script to do this from the command line? That's what I'm asking. -- Richard Kimber Political Science Resources http://www.PoliticsResources.net/ _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user