gstreamer/subprojects/gst-plugins-base/ext/alsa/gstalsadeviceprovider.h

85 lines
3.3 KiB
C

/* GStreamer
* Copyright (C) 2018 Thibault Saunier <tsaunier@igalia.com>
*
* alsadeviceprovider.c: alsa device probing and monitoring
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_ALSA_DEVICE_PROVIDER_H__
#define __GST_ALSA_DEVICE_PROVIDER_H__
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstalsa.h"
#include <gst/gst.h>
G_BEGIN_DECLS
typedef struct _GstAlsaDeviceProvider GstAlsaDeviceProvider;
typedef struct _GstAlsaDeviceProviderClass GstAlsaDeviceProviderClass;
#define GST_TYPE_ALSA_DEVICE_PROVIDER (gst_alsa_device_provider_get_type())
#define GST_IS_ALSA_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_ALSA_DEVICE_PROVIDER))
#define GST_IS_ALSA_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_ALSA_DEVICE_PROVIDER))
#define GST_ALSA_DEVICE_PROVIDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_ALSA_DEVICE_PROVIDER, GstAlsaDeviceProviderClass))
#define GST_ALSA_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_ALSA_DEVICE_PROVIDER, GstAlsaDeviceProvider))
#define GST_ALSA_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE_PROVIDER, GstAlsaDeviceProviderClass))
#define GST_ALSA_DEVICE_PROVIDER_CAST(obj) ((GstAlsaDeviceProvider *)(obj))
struct _GstAlsaDeviceProvider {
GstDeviceProvider parent;
};
struct _GstAlsaDeviceProviderClass {
GstDeviceProviderClass parent_class;
};
GType gst_alsa_device_provider_get_type (void);
typedef struct _GstAlsaDevice GstAlsaDevice;
typedef struct _GstAlsaDeviceClass GstAlsaDeviceClass;
#define GST_TYPE_ALSA_DEVICE (gst_alsa_device_get_type())
#define GST_IS_ALSA_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_ALSA_DEVICE))
#define GST_IS_ALSA_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_ALSA_DEVICE))
#define GST_ALSA_DEVICE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_ALSA_DEVICE, GstAlsaDeviceClass))
#define GST_ALSA_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_ALSA_DEVICE, GstAlsaDevice))
#define GST_ALSA_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE, GstAlsaDeviceClass))
#define GST_ALSA_DEVICE_CAST(obj) ((GstAlsaDevice *)(obj))
struct _GstAlsaDevice {
GstDevice parent;
snd_pcm_stream_t stream;
gchar *internal_name;
const gchar *element;
};
struct _GstAlsaDeviceClass {
GstDeviceClass parent_class;
};
GType gst_alsa_device_get_type (void);
G_END_DECLS
#endif /* __GST_ALSA_DEVICE_PROVIDER_H__ */