pipewire/spa/plugins/alsa/alsa.c
2024-02-06 11:49:40 +01:00

72 lines
1.8 KiB
C

/* Spa ALSA support */
/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
/* SPDX-License-Identifier: MIT */
#include "config.h"
#include <errno.h>
#include <spa/support/plugin.h>
#include <spa/support/log.h>
#include "alsa.h"
extern const struct spa_handle_factory spa_alsa_source_factory;
extern const struct spa_handle_factory spa_alsa_sink_factory;
extern const struct spa_handle_factory spa_alsa_udev_factory;
extern const struct spa_handle_factory spa_alsa_pcm_device_factory;
extern const struct spa_handle_factory spa_alsa_seq_bridge_factory;
extern const struct spa_handle_factory spa_alsa_acp_device_factory;
#ifdef HAVE_ALSA_COMPRESS_OFFLOAD
extern const struct spa_handle_factory spa_alsa_compress_offload_sink_factory;
extern const struct spa_handle_factory spa_alsa_compress_offload_device_factory;
#endif
SPA_LOG_TOPIC_DEFINE(alsa_log_topic, "spa.alsa");
SPA_LOG_TOPIC_ENUM_DEFINE_REGISTERED;
SPA_EXPORT
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_alsa_source_factory;
break;
case 1:
*factory = &spa_alsa_sink_factory;
break;
case 2:
#ifdef HAVE_LIBUDEV
*factory = &spa_alsa_udev_factory;
break;
#else
(*index)++;
SPA_FALLTHROUGH;
#endif
case 3:
*factory = &spa_alsa_pcm_device_factory;
break;
case 4:
*factory = &spa_alsa_seq_bridge_factory;
break;
case 5:
*factory = &spa_alsa_acp_device_factory;
break;
#ifdef HAVE_ALSA_COMPRESS_OFFLOAD
case 6:
*factory = &spa_alsa_compress_offload_sink_factory;
break;
case 7:
*factory = &spa_alsa_compress_offload_device_factory;
break;
#endif
default:
return 0;
}
(*index)++;
return 1;
}