mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
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3f5a3e215b
Use URI properties to dynamically register the media types/subtypes and property names. Add some helpers to set up the mappings.
88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
/* Simple Plugin API
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* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <stdint.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <spa/id-map.h>
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#include <spa/lib/mapper.h>
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#include <pinos/client/map.h>
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#define MAX_URIS 4096
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typedef struct {
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SpaIDMap map;
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PinosMap uris;
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} IDMap;
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static uint32_t
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id_map_get_id (SpaIDMap *map, const char *uri)
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{
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IDMap *this = SPA_CONTAINER_OF (map, IDMap, map);
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uint32_t i = 0;
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if (uri != NULL) {
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for (i = 0; i < pinos_map_get_size (&this->uris); i++) {
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if (strcmp (pinos_map_lookup_unchecked (&this->uris, i), uri) == 0)
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return i;
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}
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i = pinos_map_insert_new (&this->uris, strdup (uri));
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}
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return i;
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}
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static const char *
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id_map_get_uri (SpaIDMap *map, uint32_t id)
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{
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IDMap *this = SPA_CONTAINER_OF (map, IDMap, map);
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if (id == SPA_ID_INVALID)
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return NULL;
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if (SPA_LIKELY (pinos_map_check_id (&this->uris, id)))
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return pinos_map_lookup_unchecked (&this->uris, id);
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return NULL;
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}
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static uint32_t
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id_map_get_size (SpaIDMap *map)
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{
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IDMap *this = SPA_CONTAINER_OF (map, IDMap, map);
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return pinos_map_get_size (&this->uris);
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}
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static IDMap default_id_map = {
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{ sizeof (SpaIDMap),
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NULL,
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id_map_get_id,
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id_map_get_uri,
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id_map_get_size,
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},
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{ { NULL, } },
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};
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SpaIDMap *
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pinos_id_map_get_default (void)
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{
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spa_id_map_set_default (&default_id_map.map);
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return &default_id_map.map;
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}
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