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device-port: Add a latency variable to the port struct

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A latency offset variable was added to the port struct and a function to
set the latency offset.

The latency offset does nothing for now, but it will be later added to
the sink/source latency.
This commit is contained in:
poljar 2012-06-22 20:55:53 +02:00 • committed by Tanu Kaskinen
parent 56ce2c67c2
commit bc03487896
2 changed files with 10 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

7
src/pulsecore/device-port.c
View file

@ -97,6 +97,7 @@ pa_device_port *pa_device_port_new(pa_core *c, const char *name, const char *des
p->profiles = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); p->profiles = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
p->is_input = FALSE; p->is_input = FALSE;
p->is_output = FALSE; p->is_output = FALSE;
p->latency_offset = 0;
p->proplist = pa_proplist_new(); p->proplist = pa_proplist_new();
return p; return p;
@ -112,3 +113,9 @@ void pa_device_port_hashmap_free(pa_hashmap *h) {
pa_hashmap_free(h, NULL, NULL); pa_hashmap_free(h, NULL, NULL);
} }
void pa_device_port_set_latency_offset(pa_device_port *p, pa_usec_t offset) {
pa_assert(p);
p->latency_offset = offset;
}

3
src/pulsecore/device-port.h
View file

@ -51,6 +51,7 @@ struct pa_device_port {
pa_hashmap *profiles; /* Does not own the profiles */ pa_hashmap *profiles; /* Does not own the profiles */
pa_bool_t is_input:1; pa_bool_t is_input:1;
pa_bool_t is_output:1; pa_bool_t is_output:1;
pa_usec_t latency_offset;
/* .. followed by some implementation specific data */ /* .. followed by some implementation specific data */
}; };
@ -67,4 +68,6 @@ void pa_device_port_hashmap_free(pa_hashmap *h);
/* The port's available status has changed */ /* The port's available status has changed */
void pa_device_port_set_available(pa_device_port *p, pa_port_available_t available); void pa_device_port_set_available(pa_device_port *p, pa_port_available_t available);
void pa_device_port_set_latency_offset(pa_device_port *p, pa_usec_t offset);
#endif #endif