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Implement the channel mapping API

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Added new channel-mapping API functions.
Not all plugins are covered, especially the route, multi and external
plugins don't work yet.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-07-25 15:05:15 +02:00
parent 1ef1c5cdb4
commit 3c4a22ea49
27 changed files with 386 additions and 0 deletions
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7
include/control.h
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@ -182,6 +182,13 @@ typedef enum _snd_ctl_event_type {
/** Mute state */
#define SND_CTL_TLV_DB_GAIN_MUTE -9999999
/** TLV type - fixed channel map positions */
#define SND_CTL_TLVT_CHMAP_FIXED 0x00101
/** TLV type - freely swappable channel map positions */
#define SND_CTL_TLVT_CHMAP_VAR 0x00102
/** TLV type - pair-wise swappable channel map positions */
#define SND_CTL_TLVT_CHMAP_PAIRED 0x00103
/** CTL type */
typedef enum _snd_ctl_type {
/** Kernel level CTL */