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https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
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24291aff27
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@102 fefdeb5f-60dc-0310-8127-8f9354f1896f
131 lines
3.3 KiB
C
131 lines
3.3 KiB
C
/* $Id$ */
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/***
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This file is part of polypaudio.
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polypaudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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polypaudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with polypaudio; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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***/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#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 "source-output.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 && name && *name);
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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->description = NULL;
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s->owner = NULL;
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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->description);
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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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void pa_source_set_owner(struct pa_source *s, struct pa_module *m) {
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assert(s);
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s->owner = m;
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}
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