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module-echo-cancel: Move backends to dynamic libaries

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Move all backends to dynamic libaries loaded with spa_plugin_loader so
new backends not needs changes in pipewire or pipewire dependency to
external code

Change-Id: I702ce047598d0c318d6dc6ac8248062a5c12f643
This commit is contained in:
Joakim Olsson 2022-02-10 09:33:06 +01:00 • committed by Wim Taymans
parent 761199be70
commit 9386c70b3a
11 changed files with 576 additions and 247 deletions
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44
spa/include/spa/interfaces/audio/aec.h Normal file
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@ -0,0 +1,44 @@
/* 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/pod/pod.h>
#include <spa/param/audio/raw.h>
#include <spa/support/plugin.h>
#define SPA_TYPE_INTERFACE_AEC SPA_TYPE_INFO_INTERFACE_BASE "AEC"
#define SPA_VERSION_AUDIO_AEC 1
struct echo_cancel_info {
struct spa_interface iface;
const char *name;
const struct spa_dict info;
const char *latency;
int (*create) (struct spa_handle *handle, const struct spa_dict *args, const struct spa_audio_info_raw *info);
int (*run) (struct spa_handle *handle, const float *rec[], const float *play[], float *out[], uint32_t n_samples);
struct spa_dict *(*get_properties) (struct spa_handle *handle);
int (*set_properties) (struct spa_handle *handle, const struct spa_dict *args);
};

2
spa/include/spa/utils/names.h
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@ -82,6 +82,8 @@ extern "C" {
#define SPA_NAME_AUDIO_ADAPT "audio.adapt" /**< combination of a node and an
* audio.convert. Does clock slaving */
#define SPA_NAME_AEC "audio.aec" /**< Echo canceling */
/** video processing */
#define SPA_NAME_VIDEO_PROCESS_FORMAT "video.process.format" /**< processes raw video from one format
* to another */