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PCM: Define MONO and other channel map positions

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Follow the new definitions in the kernel side.  MONO and others have
been added, and the order of position table was changed again.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-09-12 18:43:59 +02:00
parent 58c45b3030
commit f7300682dc
3 changed files with 30 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

11
include/pcm.h
View file

@ -489,6 +489,8 @@ enum snd_pcm_chmap_type {
/** channel positions */
enum snd_pcm_chmap_position {
SND_CHMAP_UNKNOWN = 0, /** unspecified */
SND_CHMAP_NA, /** N/A, silent */
SND_CHMAP_MONO, /** mono stream */
SND_CHMAP_FL, /** front left */
SND_CHMAP_FR, /** front right */
SND_CHMAP_RL, /** rear left */
@ -508,8 +510,13 @@ enum snd_pcm_chmap_position {
SND_CHMAP_FCH, /** front center high */
SND_CHMAP_FRH, /** front right high */
SND_CHMAP_TC, /** top center */
SND_CHMAP_NA, /** N/A, silent */
SND_CHMAP_LAST = SND_CHMAP_NA, /** last entry */
SND_CHMAP_TFL, /** top front left */
SND_CHMAP_TFR, /** top front right */
SND_CHMAP_TFC, /** top front center */
SND_CHMAP_TRL, /** top rear left */
SND_CHMAP_TRR, /** top rear right */
SND_CHMAP_TRC, /** top rear center */
SND_CHMAP_LAST = SND_CHMAP_TRC, /** last entry */
};
#define SND_CHMAP_POSITION_MASK 0xffff /** bitmask for channel position */

13
include/sound/asound.h
View file

@ -479,8 +479,10 @@ enum {
/* channel positions */
enum {
/* this follows the alsa-lib mixer channel value + 1 */
SNDRV_CHMAP_UNKNOWN = 0,
SNDRV_CHMAP_NA, /* N/A, silent */
SNDRV_CHMAP_MONO, /* mono stream */
/* this follows the alsa-lib mixer channel value + 3 */
SNDRV_CHMAP_FL, /* front left */
SNDRV_CHMAP_FR, /* front right */
SNDRV_CHMAP_RL, /* rear left */
@ -501,8 +503,13 @@ enum {
SNDRV_CHMAP_FCH, /* front center high */
SNDRV_CHMAP_FRH, /* front right high */
SNDRV_CHMAP_TC, /* top center */
SNDRV_CHMAP_NA, /* N/A, silent */
SNDRV_CHMAP_LAST = SNDRV_CHMAP_NA,
SNDRV_CHMAP_TFL, /* top front left */
SNDRV_CHMAP_TFR, /* top front right */
SNDRV_CHMAP_TFC, /* top front center */
SNDRV_CHMAP_TRL, /* top rear left */
SNDRV_CHMAP_TRR, /* top rear right */
SNDRV_CHMAP_TRC, /* top rear center */
SNDRV_CHMAP_LAST = SNDRV_CHMAP_TRC,
};
#define SNDRV_CHMAP_POSITION_MASK 0xffff

14
src/pcm/pcm.c
View file

@ -7375,7 +7375,7 @@ const char *snd_pcm_chmap_type_name(enum snd_pcm_chmap_type val)
#define _NAME(n) [SND_CHMAP_##n] = #n
static const char *chmap_names[SND_CHMAP_LAST + 1] = {
_NAME(UNKNOWN),
_NAME(UNKNOWN), _NAME(NA), _NAME(MONO),
_NAME(FL), _NAME(FR),
_NAME(RL), _NAME(RR),
_NAME(FC), _NAME(LFE),
@ -7383,7 +7383,8 @@ static const char *chmap_names[SND_CHMAP_LAST + 1] = {
_NAME(RC), _NAME(FLC), _NAME(FRC), _NAME(RLC), _NAME(RRC),
_NAME(FLW), _NAME(FRW),
_NAME(FLH), _NAME(FCH), _NAME(FRH), _NAME(TC),
_NAME(NA),
_NAME(TFL), _NAME(TFR), _NAME(TFC),
_NAME(TRL), _NAME(TRR), _NAME(TRC),
};
#undef _NAME
@ -7397,6 +7398,8 @@ const char *snd_pcm_chmap_name(enum snd_pcm_chmap_position val)
static const char *chmap_long_names[SND_CHMAP_LAST + 1] = {
[SND_CHMAP_UNKNOWN] = "Unknown",
[SND_CHMAP_NA] = "Unused",
[SND_CHMAP_MONO] = "Mono",
[SND_CHMAP_FL] = "Front Left",
[SND_CHMAP_FR] = "Front Right",
[SND_CHMAP_RL] = "Rear Left",
@ -7416,7 +7419,12 @@ static const char *chmap_long_names[SND_CHMAP_LAST + 1] = {
[SND_CHMAP_FCH] = "Front Center High",
[SND_CHMAP_FRH] = "Front Right High",
[SND_CHMAP_TC] = "Top Center",
[SND_CHMAP_NA] = "Unused",
[SND_CHMAP_TFL] = "Top Front Left",
[SND_CHMAP_TFR] = "Top Front Right",
[SND_CHMAP_TFC] = "Top Front Center",
[SND_CHMAP_TRL] = "Top Rear Left",
[SND_CHMAP_TRR] = "Top Rear Right",
[SND_CHMAP_TRC] = "Top Rear Center",
};
const char *snd_pcm_chmap_long_name(enum snd_pcm_chmap_position val)