[pulseaudio-discuss] Play audio files of high sample rates without hassle

[Arun Raghavan]

On Fri, 27 Jan 2017, at 06:31 PM, Milan Oravec wrote:
> Hi, I'm trying to setup my HTPC Linux box as HQ/"Audiophile" player. By 
> default pulseaudio re-samples all played files that don't match default 
> or alternate sample rate to those rates which is not appreciated in this 
> scenario.
> 
> After some trial and investigation found reason for not working original 
> patch of high sample rates playback without re-sampling posted here:
> 
>   https://patchwork.freedesktop.org/patch/124196/
> 
> This patch alternates src/pulsecore/source.c, but for successful 
> implementation src/pulsecore/sink.c need to be patched too.
> 
> With this implementation are files with high sample rates played with 
> their original sample rates without re-sampling if your HW supports 
> media encoded sample rates.
> 
> I've successfully tested 44.1k,48k,88.2k,96k,176.4k and 192k flac files 
> played with VLC on SundBlasterX G5 DAC.

I've posted a patch to deal with this at (should've sent it as a reply
to this thread, but oh well):

  https://lists.freedesktop.org/archives/pulseaudio-discuss/2017-January/027409.html

-- Arun