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a4fed0fbb5
git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1470 fefdeb5f-60dc-0310-8127-8f9354f1896f
149 lines
4.1 KiB
C
149 lines
4.1 KiB
C
#ifndef foopulsesourcehfoo
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#define foopulsesourcehfoo
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/* $Id$ */
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/***
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This file is part of PulseAudio.
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Copyright 2004-2006 Lennart Poettering
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Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
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PulseAudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser 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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PulseAudio 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 Lesser General Public License
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along with PulseAudio; 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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typedef struct pa_source pa_source;
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#include <inttypes.h>
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#include <pulse/sample.h>
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#include <pulse/channelmap.h>
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#include <pulse/volume.h>
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#include <pulsecore/core-def.h>
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#include <pulsecore/core.h>
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#include <pulsecore/idxset.h>
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#include <pulsecore/memblock.h>
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#include <pulsecore/memchunk.h>
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#include <pulsecore/sink.h>
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#include <pulsecore/module.h>
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#include <pulsecore/asyncmsgq.h>
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#include <pulsecore/msgobject.h>
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#define PA_MAX_OUTPUTS_PER_SOURCE 32
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typedef enum pa_source_state {
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PA_SOURCE_RUNNING,
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PA_SOURCE_SUSPENDED,
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PA_SOURCE_IDLE,
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PA_SOURCE_DISCONNECTED
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} pa_source_state_t;
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struct pa_source {
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pa_msgobject parent;
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uint32_t index;
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pa_core *core;
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pa_atomic_t state;
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char *name;
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char *description, *driver; /* may be NULL */
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int is_hardware;
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pa_module *module; /* may be NULL */
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pa_sample_spec sample_spec;
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pa_channel_map channel_map;
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pa_idxset *outputs;
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pa_sink *monitor_of; /* may be NULL */
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pa_cvolume volume;
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int muted;
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int refresh_volume;
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int referesh_mute;
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void (*start)(pa_source*source); /* may be NULL */
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void (*stop)(pa_source*source); /* may be NULL */
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int (*set_volume)(pa_source *s); /* dito */
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int (*get_volume)(pa_source *s); /* dito */
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int (*set_mute)(pa_source *s); /* dito */
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int (*get_mute)(pa_source *s); /* dito */
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pa_usec_t (*get_latency)(pa_source *s); /* dito */
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pa_asyncmsgq *asyncmsgq;
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struct {
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pa_hashmap *outputs;
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pa_cvolume soft_volume;
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int soft_muted;
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} thread_info;
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void *userdata;
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};
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PA_DECLARE_CLASS(pa_source);
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#define PA_SOURCE(s) ((pa_source*) (s))
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typedef enum pa_source_message {
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PA_SOURCE_MESSAGE_ADD_OUTPUT,
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PA_SOURCE_MESSAGE_REMOVE_OUTPUT,
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PA_SOURCE_MESSAGE_GET_VOLUME,
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PA_SOURCE_MESSAGE_SET_VOLUME,
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PA_SOURCE_MESSAGE_GET_MUTE,
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PA_SOURCE_MESSAGE_SET_MUTE,
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PA_SOURCE_MESSAGE_GET_LATENCY,
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PA_SOURCE_MESSAGE_START,
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PA_SOURCE_MESSAGE_STOP,
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PA_SOURCE_MESSAGE_MAX
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} pa_source_message_t;
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/* To be used exclusively by the source driver */
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pa_source* pa_source_new(
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pa_core *core,
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const char *driver,
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const char *name,
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int namereg_fail,
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const pa_sample_spec *spec,
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const pa_channel_map *map);
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void pa_source_disconnect(pa_source *s);
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void pa_source_set_module(pa_source *s, pa_module *m);
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void pa_source_set_description(pa_source *s, const char *description);
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/* Callable by everyone */
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pa_usec_t pa_source_get_latency(pa_source *s);
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void pa_source_update_status(pa_source*s);
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void pa_source_suspend(pa_source *s);
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void pa_source_set_volume(pa_source *source, const pa_cvolume *volume);
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const pa_cvolume *pa_source_get_volume(pa_source *source);
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void pa_source_set_mute(pa_source *source, int mute);
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int pa_source_get_mute(pa_source *source);
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unsigned pa_source_used_by(pa_source *s);
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#define pa_source_get_state(s) ((pa_source_state_t) pa_atomic_load(&(s)->state))
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/* To be used exclusively by the source driver thread */
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void pa_source_post(pa_source*s, const pa_memchunk *b);
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void pa_source_process_msg(pa_msgobject *o, int code, void *userdata, pa_memchunk *chunk);
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#endif
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