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https://gitlab.freedesktop.org/pipewire/pipewire.git
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465f12241e
Add hooks that contain protocol specific interfaces that can be used to extend the protocol. This makes it possible to add new interfaces to the protocol and implement the protocol specific data transport. Move these protocol specific extension to the extensions directory.
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/* Spa Video Test Source plugin
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* Copyright (C) 2016 Axis Communications AB
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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 <stdio.h>
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#include <spa/plugin.h>
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#include <spa/node.h>
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#define MAX_FACTORIES 16
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static const struct spa_handle_factory *factories[MAX_FACTORIES];
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static int n_factories;
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void
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spa_handle_factory_register(const struct spa_handle_factory *factory)
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{
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if (n_factories < MAX_FACTORIES)
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factories[n_factories++] = factory;
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else
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fprintf(stderr, "too many factories\n");
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}
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int
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spa_handle_factory_enum(const struct spa_handle_factory **factory, uint32_t index)
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{
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spa_return_val_if_fail(factory != NULL, SPA_RESULT_INVALID_ARGUMENTS);
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if (index >= n_factories)
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return SPA_RESULT_ENUM_END;
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*factory = factories[index];
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return SPA_RESULT_OK;
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}
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