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remap: Add (optional) state to remap struct

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State can be used by remap function implementations to
speed up the remapping, e.g. by precomputing things or
even by generating specialized code for a specific channel
remapping task

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
This commit is contained in:
Peter Meerwald 2014-04-16 15:00:45 +02:00 • committed by Peter Meerwald
parent 877ad8dcf8
commit e92e8b11f1
2 changed files with 10 additions and 0 deletions
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src/pulsecore/remap.h
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@ -35,6 +35,7 @@ struct pa_remap {
float map_table_f[PA_CHANNELS_MAX][PA_CHANNELS_MAX];
int32_t map_table_i[PA_CHANNELS_MAX][PA_CHANNELS_MAX];
pa_do_remap_func_t do_remap;
void *state; /* optional state information for the remap function */
};
void pa_init_remap_func(pa_remap_t *m);