Ran and list,
On Oct 8, 2015 09:29, "Ran Shalit" <ranshalit@xxxxxxxxx> 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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