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implement pa_channel_map_can_fade

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Lennart Poettering 2009-01-31 01:17:09 +01:00
parent f725b06f6f
commit b979ab3948
3 changed files with 60 additions and 7 deletions
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5
src/pulse/channelmap.h
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@ -239,6 +239,11 @@ int pa_channel_map_superset(const pa_channel_map *a, const pa_channel_map *b) PA
* available. \since 0.9.15 */
int pa_channel_map_can_balance(const pa_channel_map *map) PA_GCC_PURE;
/** Returns non-zero if it makes sense to apply a volume 'fade'
* (i.e. 'balance' between front and rear) with this mapping, i.e. if
* there are front/rear channels available. \since 0.9.15 */
int pa_channel_map_can_fade(const pa_channel_map *map) PA_GCC_PURE;
/** Tries to find a well-known channel mapping name for this channel
* mapping. I.e. "stereo", "surround-71" and so on. If the channel
* mapping is unknown NULL will be returned. This name can be parsed