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Diffstat (limited to 'spa/include/spa/interfaces/audio/aec.h')
| -rw-r--r-- | spa/include/spa/interfaces/audio/aec.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/spa/include/spa/interfaces/audio/aec.h b/spa/include/spa/interfaces/audio/aec.h new file mode 100644 index 0000000..c5dcb68 --- /dev/null +++ b/spa/include/spa/interfaces/audio/aec.h @@ -0,0 +1,110 @@ +/* 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/pod/builder.h> +#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 1 +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 2 + uint32_t version; + + int (*add_listener) (void *object, + struct spa_hook *listener, + const struct spa_audio_aec_events *events, + void *data); + + int (*init) (void *object, const struct spa_dict *args, const struct spa_audio_info_raw *info); + int (*run) (void *object, const float *rec[], const float *play[], float *out[], uint32_t n_samples); + int (*set_props) (void *object, const struct spa_dict *args); + /* since 0.3.58, version 1:1 */ + int (*activate) (void *object); + /* since 0.3.58, version 1:1 */ + int (*deactivate) (void *object); + + /* version 1:2 */ + int (*enum_props) (void* object, int index, struct spa_pod_builder* builder); + int (*get_params) (void* object, struct spa_pod_builder* builder); + int (*set_params) (void *object, const struct spa_pod *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__) +#define spa_audio_aec_activate(o) spa_audio_aec_method(o, activate, 1) +#define spa_audio_aec_deactivate(o) spa_audio_aec_method(o, deactivate, 1) +#define spa_audio_aec_enum_props(o,...) spa_audio_aec_method(o, enum_props, 2, __VA_ARGS__) +#define spa_audio_aec_get_params(o,...) spa_audio_aec_method(o, get_params, 2, __VA_ARGS__) +#define spa_audio_aec_set_params(o,...) spa_audio_aec_method(o, set_params, 2, __VA_ARGS__) + +#ifdef __cplusplus +} /* extern "C" */ +#endif + +#endif /* SPA_AUDIO_AEC_H */ |