#include "xmalloc.h"
#include "subscribe.h"
#include "namereg.h"
+#include "sound-file.h"
#define UNLOAD_POLL_TIME 2
pa_namereg_unregister(e->core, e->name);
pa_subscription_post(e->core, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_REMOVE, e->index);
pa_xfree(e->name);
+ pa_xfree(e->filename);
if (e->memchunk.memblock)
pa_memblock_unref(e->memchunk.memblock);
pa_xfree(e);
}
-int pa_scache_add_item(struct pa_core *c, const char *name, struct pa_sample_spec *ss, struct pa_memchunk *chunk, uint32_t *index, int auto_unload) {
+static struct pa_scache_entry* scache_add_item(struct pa_core *c, const char *name) {
struct pa_scache_entry *e;
- int put;
assert(c && name);
if ((e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE, 0))) {
- put = 0;
if (e->memchunk.memblock)
pa_memblock_unref(e->memchunk.memblock);
+
+ pa_xfree(e->filename);
+
assert(e->core == c);
- } else {
- put = 1;
+ pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_CHANGE, e->index);
+ } else {
e = pa_xmalloc(sizeof(struct pa_scache_entry));
if (!pa_namereg_register(c, name, PA_NAMEREG_SAMPLE, e, 1)) {
pa_xfree(e);
- return -1;
+ return NULL;
}
-
+
e->name = pa_xstrdup(name);
e->core = c;
+
+ if (!c->scache) {
+ c->scache = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
+ assert(c->scache);
+ }
+
+ pa_idxset_put(c->scache, e, &e->index);
+
+ pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_NEW, e->index);
}
e->volume = PA_VOLUME_NORM;
- e->auto_unload = auto_unload;
e->last_used_time = 0;
+ e->memchunk.memblock = NULL;
+ e->memchunk.index = e->memchunk.length = 0;
+ e->filename = NULL;
+ e->lazy = 0;
+ e->last_used_time = 0;
+
+ memset(&e->sample_spec, 0, sizeof(struct pa_sample_spec));
+
+ return e;
+}
+
+int pa_scache_add_item(struct pa_core *c, const char *name, struct pa_sample_spec *ss, struct pa_memchunk *chunk, uint32_t *index) {
+ struct pa_scache_entry *e;
+ assert(c && name);
+
+ if (!(e = scache_add_item(c, name)))
+ return -1;
if (ss)
e->sample_spec = *ss;
- else
- memset(&e->sample_spec, 0, sizeof(struct pa_sample_spec));
if (chunk) {
e->memchunk = *chunk;
pa_memblock_ref(e->memchunk.memblock);
- } else {
- e->memchunk.memblock = NULL;
- e->memchunk.index = e->memchunk.length = 0;
}
- if (put) {
- if (!c->scache) {
- c->scache = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
- assert(c->scache);
- }
-
- pa_idxset_put(c->scache, e, &e->index);
-
- pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_NEW, e->index);
- } else
- pa_subscription_post(c, PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE|PA_SUBSCRIPTION_EVENT_CHANGE, e->index);
-
if (index)
*index = e->index;
+ return 0;
+}
+
+int pa_scache_add_file(struct pa_core *c, const char *name, const char *filename, uint32_t *index) {
+ struct pa_sample_spec ss;
+ struct pa_memchunk chunk;
+ int r;
+
+ if (pa_sound_file_load(filename, &ss, &chunk, c->memblock_stat) < 0)
+ return -1;
+
+ r = pa_scache_add_item(c, name, &ss, &chunk, index);
+ pa_memblock_unref(chunk.memblock);
+ return r;
+}
+
+int pa_scache_add_file_lazy(struct pa_core *c, const char *name, const char *filename, uint32_t *index) {
+ struct pa_scache_entry *e;
+ assert(c && name);
+
+ if (!(e = scache_add_item(c, name)))
+ return -1;
+
+ e->lazy = 1;
+ e->filename = pa_xstrdup(filename);
+
if (!c->scache_auto_unload_event) {
struct timeval ntv;
gettimeofday(&ntv, NULL);
ntv.tv_sec += UNLOAD_POLL_TIME;
c->scache_auto_unload_event = c->mainloop->time_new(c->mainloop, &ntv, timeout_callback, c);
}
-
+
return 0;
}
if (!(e = pa_namereg_get(c, name, PA_NAMEREG_SAMPLE, 1)))
return -1;
+ if (e->lazy && !e->memchunk.memblock)
+ if (pa_sound_file_load(e->filename, &e->sample_spec, &e->memchunk, c->memblock_stat) < 0)
+ return -1;
+
if (!e->memchunk.memblock)
return -1;
if (pa_play_memchunk(sink, name, &e->sample_spec, &e->memchunk, pa_volume_multiply(volume, e->volume)) < 0)
return -1;
- if (e->auto_unload)
+ if (e->lazy)
time(&e->last_used_time);
return 0;
uint32_t pa_scache_total_size(struct pa_core *c) {
struct pa_scache_entry *e;
- uint32_t index;
- uint32_t sum = 0;
+ uint32_t index, sum = 0;
+ assert(c);
- if (!c->scache)
+ if (!c->scache || !pa_idxset_ncontents(c->scache))
return 0;
for (e = pa_idxset_first(c->scache, &index); e; e = pa_idxset_next(c->scache, &index))
- sum += e->memchunk.length;
+ if (e->memchunk.memblock)
+ sum += e->memchunk.length;
return sum;
}
-static int unload_func(void *p, uint32_t index, int *del, void *userdata) {
- struct pa_scache_entry *e = p;
- time_t *now = userdata;
- assert(e);
-
- if (!e->auto_unload)
- return 0;
-
- if (e->last_used_time + e->core->scache_idle_time > *now)
- return 0;
-
- free_entry(e);
- *del = 1;
- return 0;
-}
-
void pa_scache_unload_unused(struct pa_core *c) {
+ struct pa_scache_entry *e;
time_t now;
+ uint32_t index;
assert(c);
- if (!c->scache)
+ if (!c->scache || !pa_idxset_ncontents(c->scache))
return;
time(&now);
- pa_idxset_foreach(c->scache, unload_func, &now);
+ for (e = pa_idxset_first(c->scache, &index); e; e = pa_idxset_next(c->scache, &index)) {
+
+ if (!e->lazy || !e->memchunk.memblock)
+ continue;
+
+ if (e->last_used_time + c->scache_idle_time > now)
+ continue;
+
+ pa_memblock_unref(e->memchunk.memblock);
+ e->memchunk.memblock = NULL;
+ e->memchunk.index = e->memchunk.length = 0;
+ }
}