mirror of
https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
synced 2025-11-03 09:01:50 -05:00
722c2c8c87
make module-cli unload itself on EOF clean up stdio usage add sink pointer to monitor sources git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@50 fefdeb5f-60dc-0310-8127-8f9354f1896f
122 lines
3.2 KiB
C
122 lines
3.2 KiB
C
#include <stdio.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include "source.h"
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#include "sourceoutput.h"
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#include "strbuf.h"
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#include "namereg.h"
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struct pa_source* pa_source_new(struct pa_core *core, const char *name, int fail, const struct pa_sample_spec *spec) {
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struct pa_source *s;
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char st[256];
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int r;
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assert(core && spec);
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s = malloc(sizeof(struct pa_source));
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assert(s);
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if (!(name = pa_namereg_register(core, name, PA_NAMEREG_SOURCE, s, fail))) {
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free(s);
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return NULL;
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}
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s->name = strdup(name);
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s->core = core;
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s->sample_spec = *spec;
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s->outputs = pa_idxset_new(NULL, NULL);
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s->monitor_of = NULL;
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s->notify = NULL;
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s->userdata = NULL;
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r = pa_idxset_put(core->sources, s, &s->index);
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assert(s->index != PA_IDXSET_INVALID && r >= 0);
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pa_sample_snprint(st, sizeof(st), spec);
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fprintf(stderr, "source: created %u \"%s\" with sample spec \"%s\"\n", s->index, s->name, st);
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return s;
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}
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void pa_source_free(struct pa_source *s) {
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struct pa_source_output *o, *j = NULL;
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assert(s);
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pa_namereg_unregister(s->core, s->name);
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while ((o = pa_idxset_first(s->outputs, NULL))) {
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assert(o != j);
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pa_source_output_kill(o);
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j = o;
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}
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pa_idxset_free(s->outputs, NULL, NULL);
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pa_idxset_remove_by_data(s->core->sources, s, NULL);
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fprintf(stderr, "source: freed %u \"%s\"\n", s->index, s->name);
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free(s->name);
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free(s);
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}
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void pa_source_notify(struct pa_source*s) {
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assert(s);
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if (s->notify)
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s->notify(s);
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}
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static int do_post(void *p, uint32_t index, int *del, void*userdata) {
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struct pa_memchunk *chunk = userdata;
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struct pa_source_output *o = p;
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assert(o && o->push && del && chunk);
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pa_source_output_push(o, chunk);
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return 0;
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}
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void pa_source_post(struct pa_source*s, struct pa_memchunk *chunk) {
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assert(s && chunk);
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pa_idxset_foreach(s->outputs, do_post, chunk);
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}
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struct pa_source* pa_source_get_default(struct pa_core *c) {
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struct pa_source *source;
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assert(c);
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if ((source = pa_idxset_get_by_index(c->sources, c->default_source_index)))
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return source;
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if (!(source = pa_idxset_first(c->sources, &c->default_source_index)))
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return NULL;
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fprintf(stderr, "core: default source vanished, setting to %u.\n", source->index);
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return source;
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}
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char *pa_source_list_to_string(struct pa_core *c) {
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struct pa_strbuf *s;
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struct pa_source *source, *default_source;
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uint32_t index = PA_IDXSET_INVALID;
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assert(c);
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s = pa_strbuf_new();
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assert(s);
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pa_strbuf_printf(s, "%u source(s) available.\n", pa_idxset_ncontents(c->sources));
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default_source = pa_source_get_default(c);
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for (source = pa_idxset_first(c->sources, &index); source; source = pa_idxset_next(c->sources, &index)) {
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char mo[256] = "";
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if (source->monitor_of)
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snprintf(mo, sizeof(mo), ", monitor_of: <%u>", source->monitor_of->index);
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pa_strbuf_printf(s, " %c index: %u, name: <%s>%s\n", source == default_source ? '*' : ' ', source->index, source->name, mo);
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}
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return pa_strbuf_tostring_free(s);
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}
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