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a94ae3f20f
Add a new function to the card API that returns the string representation of a pa_available_t variable.
147 lines
4.3 KiB
C
147 lines
4.3 KiB
C
#ifndef foopulsecardhfoo
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#define foopulsecardhfoo
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/***
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This file is part of PulseAudio.
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Copyright 2009 Lennart Poettering
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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 2.1 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, see <http://www.gnu.org/licenses/>.
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***/
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#include <pulsecore/typedefs.h>
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#include <pulse/proplist.h>
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#include <pulsecore/core.h>
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#include <pulsecore/module.h>
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#include <pulsecore/idxset.h>
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/* This enum replaces pa_port_available_t (defined in pulse/def.h) for
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* internal use, so make sure both enum types stay in sync. */
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typedef enum pa_available {
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PA_AVAILABLE_UNKNOWN = 0,
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PA_AVAILABLE_NO = 1,
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PA_AVAILABLE_YES = 2,
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} pa_available_t;
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struct pa_card_profile {
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pa_card *card;
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char *name;
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char *description;
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/* Identifiers for the profile's input and output parts, i e, if two different profiles
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have the same input_name string, they have the same source(s).
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Same for output_name and sink(s).
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Can be NULL (and in case of an input- or output- only profile, the other direction
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will be NULL). */
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char *input_name;
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char *output_name;
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unsigned priority;
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pa_available_t available; /* PA_AVAILABLE_UNKNOWN, PA_AVAILABLE_NO or PA_AVAILABLE_YES */
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/* We probably want to have different properties later on here */
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unsigned n_sinks;
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unsigned n_sources;
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unsigned max_sink_channels;
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unsigned max_source_channels;
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/* .. followed by some implementation specific data */
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};
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#define PA_CARD_PROFILE_DATA(d) ((void*) ((uint8_t*) d + PA_ALIGN(sizeof(pa_card_profile))))
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struct pa_card {
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uint32_t index;
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pa_core *core;
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char *name;
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pa_proplist *proplist;
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pa_module *module;
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char *driver;
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pa_idxset *sinks;
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pa_idxset *sources;
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pa_hashmap *profiles;
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pa_card_profile *active_profile;
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pa_hashmap *ports;
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pa_device_port *preferred_input_port;
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pa_device_port *preferred_output_port;
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bool save_profile:1;
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pa_suspend_cause_t suspend_cause;
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bool linked;
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void *userdata;
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int (*set_profile)(pa_card *c, pa_card_profile *profile);
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};
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typedef struct pa_card_new_data {
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char *name;
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pa_proplist *proplist;
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const char *driver;
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pa_module *module;
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pa_hashmap *profiles;
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pa_hashmap *ports;
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pa_device_port *preferred_input_port;
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pa_device_port *preferred_output_port;
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bool namereg_fail:1;
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} pa_card_new_data;
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typedef struct {
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pa_card *card;
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pa_direction_t direction;
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} pa_card_preferred_port_changed_hook_data;
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const char *pa_available_to_string(pa_available_t available);
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pa_card_profile *pa_card_profile_new(const char *name, const char *description, size_t extra);
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void pa_card_profile_free(pa_card_profile *c);
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/* The profile's available status has changed */
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void pa_card_profile_set_available(pa_card_profile *c, pa_available_t available);
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pa_card_new_data *pa_card_new_data_init(pa_card_new_data *data);
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void pa_card_new_data_set_name(pa_card_new_data *data, const char *name);
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void pa_card_new_data_set_preferred_port(pa_card_new_data *data, pa_direction_t direction, pa_device_port *port);
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void pa_card_new_data_done(pa_card_new_data *data);
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pa_card *pa_card_new(pa_core *c, pa_card_new_data *data);
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/* Select the initial card profile according to the configured policies. This
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* must be called between pa_card_new() and pa_card_put(), after the port and
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* profile availabilities have been initialized. */
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void pa_card_choose_initial_profile(pa_card *card);
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void pa_card_put(pa_card *c);
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void pa_card_free(pa_card *c);
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void pa_card_add_profile(pa_card *c, pa_card_profile *profile);
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int pa_card_set_profile(pa_card *c, pa_card_profile *profile, bool save);
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void pa_card_set_preferred_port(pa_card *c, pa_direction_t direction, pa_device_port *port);
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int pa_card_suspend(pa_card *c, bool suspend, pa_suspend_cause_t cause);
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#endif
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