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add new channel mapping standard PA_CHANNEL_MAP_OSS

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@895 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-05-17 13:06:04 +00:00
parent e767fda182
commit ed3606c884
2 changed files with 39 additions and 3 deletions
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35
src/polyp/channelmap.c
View file

@ -273,6 +273,41 @@ pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, p
return NULL;
}
case PA_CHANNEL_MAP_OSS:
switch (channels) {
case 1:
m->map[0] = PA_CHANNEL_POSITION_MONO;
return m;
case 8:
m->map[6] = PA_CHANNEL_POSITION_REAR_LEFT;
m->map[7] = PA_CHANNEL_POSITION_REAR_RIGHT;
/* Fall through */
case 6:
m->map[4] = PA_CHANNEL_POSITION_SIDE_LEFT;
m->map[5] = PA_CHANNEL_POSITION_SIDE_RIGHT;
/* Fall through */
case 4:
m->map[3] = PA_CHANNEL_POSITION_LFE;
/* Fall through */
case 3:
m->map[2] = PA_CHANNEL_POSITION_FRONT_CENTER;
/* Fall through */
case 2:
m->map[0] = PA_CHANNEL_POSITION_FRONT_LEFT;
m->map[1] = PA_CHANNEL_POSITION_FRONT_RIGHT;
return m;
default:
return NULL;
}
default:
return NULL;
}

7
src/polyp/channelmap.h
View file

@ -122,10 +122,11 @@ typedef enum pa_channel_position {
/** A list of channel mapping definitions for pa_channel_map_init_auto() */
typedef enum pa_channel_map_def {
PA_CHANNEL_MAP_AIFF, /**< The mapping from RFC3551, which is based on AIFF-C */
PA_CHANNEL_MAP_ALSA, /**< The default mapping used by ALSA */
PA_CHANNEL_MAP_AUX, /**< Only aux channels */
PA_CHANNEL_MAP_AIFF, /**< The mapping from RFC3551, which is based on AIFF-C */
PA_CHANNEL_MAP_ALSA, /**< The default mapping used by ALSA */
PA_CHANNEL_MAP_AUX, /**< Only aux channels */
PA_CHANNEL_MAP_WAVEEX, /**< Microsoft's WAVEFORMATEXTENSIBLE mapping */
PA_CHANNEL_MAP_OSS, /**< The default channel mapping used by OSS as defined in the OSS 4.0 API specs */
PA_CHANNEL_MAP_DEFAULT = PA_CHANNEL_MAP_AIFF /**< The default channel map */
} pa_channel_map_def_t;