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path: root/spa/plugins/v4l2/v4l2.c
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/* Spa V4l2 support
 * Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#include <errno.h>

#include <spa/support/plugin.h>

extern const struct spa_handle_factory spa_v4l2_source_factory;
extern const struct spa_handle_factory spa_v4l2_monitor_factory;

int
spa_handle_factory_enum(const struct spa_handle_factory **factory,
			uint32_t *index)
{
	spa_return_val_if_fail(factory != NULL, -EINVAL);
	spa_return_val_if_fail(index != NULL, -EINVAL);

	switch (*index) {
	case 0:
		*factory = &spa_v4l2_source_factory;
		break;
	case 1:
		*factory = &spa_v4l2_monitor_factory;
		break;
	default:
		return 0;
	}
	(*index)++;
	return 1;
}