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https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-05 13:30:02 -05:00
46 lines
1,010 B
C
46 lines
1,010 B
C
/* Spa V4l2 support */
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/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#include <errno.h>
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#include <spa/support/plugin.h>
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#include <spa/support/log.h>
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#include "config.h"
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#include "v4l2.h"
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extern const struct spa_handle_factory spa_v4l2_source_factory;
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extern const struct spa_handle_factory spa_v4l2_udev_factory;
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extern const struct spa_handle_factory spa_v4l2_device_factory;
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struct spa_log_topic v4l2_log_topic = SPA_LOG_TOPIC(0, "spa.v4l2");
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SPA_EXPORT
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int spa_handle_factory_enum(const struct spa_handle_factory **factory,
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uint32_t *index)
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{
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spa_return_val_if_fail(factory != NULL, -EINVAL);
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spa_return_val_if_fail(index != NULL, -EINVAL);
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switch (*index) {
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case 0:
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*factory = &spa_v4l2_source_factory;
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break;
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case 1:
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#ifdef HAVE_LIBUDEV
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*factory = &spa_v4l2_udev_factory;
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break;
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#else
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(*index)++;
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SPA_FALLTHROUGH;
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#endif
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case 2:
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*factory = &spa_v4l2_device_factory;
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break;
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default:
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return 0;
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}
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(*index)++;
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return 1;
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}
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