117 lines
3.8 KiB
C
117 lines
3.8 KiB
C
/* PipeWire
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*
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* Copyright © 2018 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef PIPEWIRE_IMPL_DEVICE_H
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#define PIPEWIRE_IMPL_DEVICE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** \defgroup pw_impl_device PipeWire Device Interface
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*
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* The device is an object that manages nodes. It typically
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* corresponds to a physical hardware device but it does not
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* have to be.
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*
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* The purpose of the device is to provide an interface to
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* dynamically create/remove/configure the nodes it manages.
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*/
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/**
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* \addtogroup pw_impl_device
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* \{
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*/
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struct pw_impl_device;
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#include <spa/monitor/device.h>
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#include <pipewire/context.h>
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#include <pipewire/global.h>
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#include <pipewire/properties.h>
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#include <pipewire/resource.h>
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/** Device events, listen to them with \ref pw_impl_device_add_listener */
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struct pw_impl_device_events {
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#define PW_VERSION_IMPL_DEVICE_EVENTS 0
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uint32_t version;
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/** the device is destroyed */
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void (*destroy) (void *data);
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/** the device is freed */
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void (*free) (void *data);
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/** the device is initialized */
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void (*initialized) (void *data);
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/** the device info changed */
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void (*info_changed) (void *data, const struct pw_device_info *info);
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};
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struct pw_impl_device *pw_context_create_device(struct pw_context *context,
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struct pw_properties *properties,
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size_t user_data_size);
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int pw_impl_device_register(struct pw_impl_device *device,
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struct pw_properties *properties);
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void pw_impl_device_destroy(struct pw_impl_device *device);
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void *pw_impl_device_get_user_data(struct pw_impl_device *device);
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/** Set the device implementation */
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int pw_impl_device_set_implementation(struct pw_impl_device *device, struct spa_device *spa_device);
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/** Get the device implementation */
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struct spa_device *pw_impl_device_get_implementation(struct pw_impl_device *device);
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/** Get the global of this device */
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struct pw_global *pw_impl_device_get_global(struct pw_impl_device *device);
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/** Add an event listener */
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void pw_impl_device_add_listener(struct pw_impl_device *device,
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struct spa_hook *listener,
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const struct pw_impl_device_events *events,
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void *data);
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int pw_impl_device_update_properties(struct pw_impl_device *device, const struct spa_dict *dict);
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const struct pw_properties *pw_impl_device_get_properties(struct pw_impl_device *device);
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int pw_impl_device_for_each_param(struct pw_impl_device *device,
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int seq, uint32_t param_id,
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uint32_t index, uint32_t max,
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const struct spa_pod *filter,
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int (*callback) (void *data, int seq,
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uint32_t id, uint32_t index, uint32_t next,
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struct spa_pod *param),
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void *data);
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/**
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* \}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* PIPEWIRE_IMPL_DEVICE_H */
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