Ran and list, On Oct 8, 2015 09:29, "Ran Shalit" <ransha...@gmail.com> wrote: > > Hello, > > I don't understand why rate is required when we play PCM file. > The sample rate is already encoded in file header, so why would aplay > need this parameter ? > > Thanks, > Ran
Did you read the man page? Looks to me like aplay and arecord are the same binary, so the rate is of interest when recording. And apparently when playing a raw PCM file which doesn't have a header. The man page states that sample rate can be determined from the file header...
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