audioChannelGetFallbackMask

fnulong audioChannelGetFallbackMask(int channels)

Get the fallback channel-mask for the given number of channels.

This function returns a reasonable fallback channel-mask and should be called as a last resort when the specific channel map is unknown.

Parameters

channelsthe number of channels

Returns

a fallback channel-mask for channels or 0 when there is no

mask and mono.