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author | Takashi Iwai <tiwai@suse.de> | 2012-08-21 12:16:39 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2012-09-11 11:34:50 +0200 |
commit | 915b26bfe8af876d467a37c336c6bf22d5e370fe (patch) | |
tree | ad7ae6e869c90bfb4815c333aea36a5b26881c8e | |
parent | 34f6545520de73be55ee6c29a7ebd3c016fa9f06 (diff) | |
download | alsa-lib-915b26bfe8af876d467a37c336c6bf22d5e370fe.tar.gz |
Define channel map position enum in pcm.h
The original definition is in sound/asound.h, but we need to export to
alsa-lib users, too.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r-- | include/pcm.h | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/include/pcm.h b/include/pcm.h index c47717b8..42bc4e3f 100644 --- a/include/pcm.h +++ b/include/pcm.h @@ -474,13 +474,39 @@ int snd_pcm_wait(snd_pcm_t *pcm, int timeout); int snd_pcm_link(snd_pcm_t *pcm1, snd_pcm_t *pcm2); int snd_pcm_unlink(snd_pcm_t *pcm); -enum { +/** channel map list type */ +enum snd_pcm_chmap_type { SND_CHMAP_NONE = 0, /** unspecified channel position */ SND_CHMAP_FIXED, /** fixed channel position */ SND_CHMAP_VAR, /** freely swappable channel position */ SND_CHMAP_PAIRED, /** pair-wise swappable channel position */ }; +/** channel positions */ +enum snd_pcm_chmap_position { + SND_CHMAP_UNKNOWN = 0, /** unspecified */ + SND_CHMAP_FL, /** front left */ + SND_CHMAP_FC, /** front center */ + SND_CHMAP_FR, /** front right */ + SND_CHMAP_FLC, /** front left center */ + SND_CHMAP_FRC, /* front right center */ + SND_CHMAP_RL, /** rear left */ + SND_CHMAP_RC, /** rear center */ + SND_CHMAP_RR, /** rear right */ + SND_CHMAP_RLC, /** rear left center */ + SND_CHMAP_RRC, /** rear right center */ + SND_CHMAP_SL, /** side left */ + SND_CHMAP_SR, /** side right */ + SND_CHMAP_LFE, /** LFE */ + SND_CHMAP_FLW, /** front left wide */ + SND_CHMAP_FRW, /** front right wide */ + SND_CHMAP_FLH, /** front left high */ + SND_CHMAP_FCH, /** front center high */ + SND_CHMAP_FRH, /** front right high */ + SND_CHMAP_TC, /** top center */ + SND_CHMAP_LAST = SND_CHMAP_TC, /** last entry */ +}; + int **snd_pcm_query_chmaps(snd_pcm_t *pcm); void snd_pcm_free_chmaps(int **maps); int *snd_pcm_get_chmap(snd_pcm_t *pcm); |