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/* PipeWire
*
* Copyright © 2021 Wim Taymans <wim.taymans@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <spa/utils/dict.h>
#include <spa/utils/hook.h>
#include <spa/param/audio/raw.h>
#ifndef SPA_AUDIO_AEC_H
#define SPA_AUDIO_AEC_H
#ifdef __cplusplus
extern "C" {
#endif
#define SPA_TYPE_INTERFACE_AUDIO_AEC SPA_TYPE_INFO_INTERFACE_BASE "Audio:AEC"
#define SPA_VERSION_AUDIO_AEC 0
struct spa_audio_aec {
struct spa_interface iface;
const char *name;
const struct spa_dict *info;
const char *latency;
};
struct spa_audio_aec_info {
#define SPA_AUDIO_AEC_CHANGE_MASK_PROPS (1u<<0)
uint64_t change_mask;
const struct spa_dict *props;
};
struct spa_audio_aec_events {
#define SPA_VERSION_AUDIO_AEC_EVENTS 0
uint32_t version; /**< version of this structure */
/** Emitted when info changes */
void (*info) (void *data, const struct spa_audio_aec_info *info);
};
struct spa_audio_aec_methods {
#define SPA_VERSION_AUDIO_AEC_METHODS 0
uint32_t version;
int (*add_listener) (void *object,
struct spa_hook *listener,
const struct spa_audio_aec_events *events,
void *data);
int (*init) (void *data, const struct spa_dict *args, const struct spa_audio_info_raw *info);
int (*run) (void *data, const float *rec[], const float *play[], float *out[], uint32_t n_samples);
int (*set_props) (void *data, const struct spa_dict *args);
};
#define spa_audio_aec_method(o,method,version,...) \
({ \
int _res = -ENOTSUP; \
struct spa_audio_aec *_o = o; \
spa_interface_call_res(&_o->iface, \
struct spa_audio_aec_methods, _res, \
method, version, ##__VA_ARGS__); \
_res; \
})
#define spa_audio_aec_add_listener(o,...) spa_audio_aec_method(o, add_listener, 0, __VA_ARGS__)
#define spa_audio_aec_init(o,...) spa_audio_aec_method(o, init, 0, __VA_ARGS__)
#define spa_audio_aec_run(o,...) spa_audio_aec_method(o, run, 0, __VA_ARGS__)
#define spa_audio_aec_set_props(o,...) spa_audio_aec_method(o, set_props, 0, __VA_ARGS__)
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* SPA_AUDIO_AEC_H */