Re: [Alsa-user] dmix oddities

2009-06-18 Thread Clemens Ladisch
Grant wrote: Are you sure the hardware actually supports S24_3LE? Most 24 bit soundcards require 24 bit audio to be packed into 32 bit words. See if you can output S24_3LE directly to the hw device. I don't think a USB DAC could do 24-in-32 because of the USB 24-bit limitation.

Re: [Alsa-user] dmix oddities

2009-06-17 Thread Grant
When I play 16/44.1 flac files via mpd, the CPU stays around 95%. When I play the same files via mplayer, the CPU stays around 2% and I see: AO: [alsa] 96000Hz 2ch s16le (2 bytes per channel) This is confusing for 2 reasons: 1. Doesn't the above indicate that the source file is not being

[Alsa-user] dmix oddities

2009-06-16 Thread Grant
I'm trying to use the following to upsample everything to 24/96 via samplerate_best: defaults.pcm.rate_converter samplerate_best pcm.!default { type plug slave.pcm { type dmix ipc_key 1024 slave { pcm hw:0,0 format S24_3LE rate 96000 } } } When I play 16/44.1 flac files via mpd, the CPU stays

Re: [Alsa-user] dmix oddities

2009-06-16 Thread Lee Revell
On Tue, Jun 16, 2009 at 1:31 PM, Grantemailgr...@gmail.com wrote: When I play 16/44.1 flac files via mpd, the CPU stays around 95%. When I play the same files via mplayer, the CPU stays around 2% and I see: AO: [alsa] 96000Hz 2ch s16le (2 bytes per channel) This is confusing for 2 reasons: