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d228b8d96f
Based on Alsa's GstDeviceProvider structure, relies on sndstat file for OSS device enumeration but uses already existing utils to query caps and names. Reviewed and thanks to @slomo Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4879>
89 lines
3.4 KiB
C
89 lines
3.4 KiB
C
/* GStreamer
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* Copyright (C) 2023 Matthieu Volat <mathieu.volat@ensimag.fr>
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*
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* ossdeviceprovider.c: OSS device probing and monitoring
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_OSS_DEVICE_PROVIDER_H__
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#define __GST_OSS_DEVICE_PROVIDER_H__
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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G_BEGIN_DECLS
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typedef struct _GstOssDeviceProvider GstOssDeviceProvider;
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typedef struct _GstOssDeviceProviderClass GstOssDeviceProviderClass;
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#define GST_TYPE_OSS_DEVICE_PROVIDER (gst_oss_device_provider_get_type())
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#define GST_IS_OSS_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_OSS_DEVICE_PROVIDER))
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#define GST_IS_OSS_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_OSS_DEVICE_PROVIDER))
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#define GST_OSS_DEVICE_PROVIDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_OSS_DEVICE_PROVIDER, GstOssDeviceProviderClass))
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#define GST_OSS_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_OSS_DEVICE_PROVIDER, GstOssDeviceProvider))
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#define GST_OSS_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE_PROVIDER, GstOssDeviceProviderClass))
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#define GST_OSS_DEVICE_PROVIDER_CAST(obj) ((GstOssDeviceProvider *)(obj))
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struct _GstOssDeviceProvider {
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GstDeviceProvider parent;
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};
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struct _GstOssDeviceProviderClass {
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GstDeviceProviderClass parent_class;
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};
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GType gst_oss_device_provider_get_type (void);
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typedef struct _GstOssDevice GstOssDevice;
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typedef struct _GstOssDeviceClass GstOssDeviceClass;
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#define GST_TYPE_OSS_DEVICE (gst_oss_device_get_type())
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#define GST_IS_OSS_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_OSS_DEVICE))
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#define GST_IS_OSS_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_OSS_DEVICE))
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#define GST_OSS_DEVICE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_OSS_DEVICE, GstOssDeviceClass))
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#define GST_OSS_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_OSS_DEVICE, GstOssDevice))
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#define GST_OSS_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE, GstOssDeviceClass))
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#define GST_OSS_DEVICE_CAST(obj) ((GstOssDevice *)(obj))
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typedef enum
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{
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GST_OSS_DEVICE_TYPE_INVALID = 0,
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GST_OSS_DEVICE_TYPE_SOURCE,
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GST_OSS_DEVICE_TYPE_SINK
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} GstOssDeviceType;
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struct _GstOssDevice {
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GstDevice parent;
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gchar *device_path;
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const gchar *element;
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};
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struct _GstOssDeviceClass {
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GstDeviceClass parent_class;
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};
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GType gst_oss_device_get_type (void);
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G_END_DECLS
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#endif /* __GST_OSS_DEVICE_PROVIDER_H__ */
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