autopm/ramdisk/usr/local/aplay/share/alsa/pcm/surround51.conf

   1 #
   2 #  Hardware output from 5.1 speakers
   3 #  Samples must be positioned:
   4 #    chn0 - front left
   5 #    chn1 - front right
   6 #    chn2 - rear left
   7 #    chn3 - rear right
   8 #    chn4 - center
   9 #    chn5 - lfe
  10 #
  11
  12 pcm.!surround51 {
  13         @args [ CARD DEV ]
  14         @args.CARD {
  15                 type string
  16                 default {
  17                         @func getenv
  18                         vars [
  19                                 ALSA_SURROUND51_CARD
  20                                 ALSA_PCM_CARD
  21                                 ALSA_CARD
  22                         ]
  23                         default {
  24                                 @func refer
  25                                 name defaults.pcm.surround51.card
  26                         }
  27                 }
  28         }
  29         @args.DEV {
  30                 type integer
  31                 default {
  32                         @func igetenv
  33                         vars [
  34                                 ALSA_SURROUND51_DEVICE
  35                         ]
  36                         default {
  37                                 @func refer
  38                                 name defaults.pcm.surround51.device
  39                         }
  40                 }
  41         }
  42         type empty
  43         slave.pcm {
  44                 @func refer
  45                 name {
  46                         @func concat
  47                         strings [
  48                                 "cards."
  49                                 {
  50                                         @func card_driver
  51                                         card $CARD
  52                                 }
  53                                 ".pcm.surround51." $DEV ":CARD=" $CARD
  54                         ]
  55                 }
  56         }
  57         hint {
  58                 description "5.1 Surround output to Front, Center, Rear and Subwoofer speakers"
  59                 device $DEV
  60         }
  61 }