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>

diff --git a/include/pcm.h b/include/pcm.h
index c47717b82b0b6a5b8e533ddf6f66857280bf849c..42bc4e3f99bd24f08039cf85b59244f585e18d40 100644 (file)
--- 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);