Re: [Alsa-user] Iec958 plugin usage

2018-01-22 Thread Clemens Ladisch via Alsa-user
maruthi srinivas wrote: > On Monday, January 22, 2018, Clemens Ladisch > wrote: >> maruthi srinivas wrote: >>> I want to use plugin to convert either way and write to a file. >> >> What for? There is no standard for AES data in a file. >> > Aplay help lists

Re: [Alsa-user] Iec958 plugin usage

2018-01-22 Thread maruthi srinivas
On Monday, January 22, 2018, Clemens Ladisch wrote: > (please don't top-post) > > maruthi srinivas wrote: >> By AES, i mean AES standard as in: >> https://en.m.wikipedia.org/wiki/AES3 > > > The on-the-wire format has the premable, which does not correspond to any >

Re: [Alsa-user] Iec958 plugin usage

2018-01-22 Thread Clemens Ladisch via Alsa-user
(please don't top-post) maruthi srinivas wrote: > By AES, i mean AES standard as in: > https://en.m.wikipedia.org/wiki/AES3 This is a hardware standard; it does not define the format of samples in memory. > This will add 4bit before and 4 bit after pcm sample.it seems iec958 plugin > adds those

Re: [Alsa-user] Iec958 plugin usage

2018-01-22 Thread maruthi srinivas
Hi Clemens, By AES, i mean AES standard as in: https://en.m.wikipedia.org/wiki/AES3 This will add 4bit before and 4 bit after pcm sample.it seems iec958 plugin adds those 8bits to encode pcm to iec958/AES standard and does reverse to decode to pcm. Is my understanding correct ? I want to use

Re: [Alsa-user] Iec958 plugin usage

2018-01-22 Thread Clemens Ladisch via Alsa-user
maruthi srinivas wrote: > Iam trying to convert pcm (from wav file) to AES and vice versa. What exactly do you mean with "AES"? > I found a alsa plugin iec958. Will that plugin does do what I want > to achieve ? The iec958 creates an IEC958 bit stream, which is required for S/PDIF on some very