1 /* GStreamer 2 * Copyright (C) 2013 Olivier Crete <olivier.crete@collabora.com> 3 * 4 * gstdevicemonitor.c: Device monitor 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public 17 * License along with this library; if not, write to the 18 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 19 * Boston, MA 02111-1307, USA. 20 */ 21 22 23 #ifndef __GST_DEVICE_MONITOR_H__ 24 #define __GST_DEVICE_MONITOR_H__ 25 26 #include <gst/gstobject.h> 27 #include <gst/gstdevice.h> 28 #include <gst/gstdeviceprovider.h> 29 #include <gst/gstdeviceproviderfactory.h> 30 31 G_BEGIN_DECLS 32 33 typedef struct _GstDeviceMonitor GstDeviceMonitor; 34 typedef struct _GstDeviceMonitorPrivate GstDeviceMonitorPrivate; 35 typedef struct _GstDeviceMonitorClass GstDeviceMonitorClass; 36 37 #define GST_TYPE_DEVICE_MONITOR (gst_device_monitor_get_type()) 38 #define GST_IS_DEVICE_MONITOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEVICE_MONITOR)) 39 #define GST_IS_DEVICE_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEVICE_MONITOR)) 40 #define GST_DEVICE_MONITOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEVICE_MONITOR, GstDeviceMonitorClass)) 41 #define GST_DEVICE_MONITOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEVICE_MONITOR, GstDeviceMonitor)) 42 #define GST_DEVICE_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE_MONITOR, GstDeviceMonitorClass)) 43 #define GST_DEVICE_MONITOR_CAST(obj) ((GstDeviceMonitor *)(obj)) 44 45 /** 46 * GstDeviceMonitor: 47 * @parent: the parent #GstObject structure 48 * 49 * Opaque device monitor object structure. 50 * 51 * Since: 1.4 52 */ 53 struct _GstDeviceMonitor { 54 GstObject parent; 55 56 /*< private >*/ 57 58 GstDeviceMonitorPrivate *priv; 59 60 gpointer _gst_reserved[GST_PADDING]; 61 }; 62 63 /** 64 * GstDeviceMonitorClass: 65 * @parent_class: the parent #GstObjectClass structure 66 * 67 * Opaque device monitor class structure. 68 * 69 * Since: 1.4 70 */ 71 struct _GstDeviceMonitorClass { 72 GstObjectClass parent_class; 73 74 /*< private >*/ 75 gpointer _gst_reserved[GST_PADDING]; 76 }; 77 78 GST_API 79 GType gst_device_monitor_get_type (void); 80 81 GST_API 82 GstDeviceMonitor * gst_device_monitor_new (void); 83 84 GST_API 85 GstBus * gst_device_monitor_get_bus (GstDeviceMonitor * monitor); 86 87 GST_API 88 GList * gst_device_monitor_get_devices (GstDeviceMonitor * monitor); 89 90 91 GST_API 92 gboolean gst_device_monitor_start (GstDeviceMonitor * monitor); 93 94 GST_API 95 void gst_device_monitor_stop (GstDeviceMonitor * monitor); 96 97 98 GST_API 99 guint gst_device_monitor_add_filter (GstDeviceMonitor * monitor, 100 const gchar * classes, 101 GstCaps * caps); 102 GST_API 103 gboolean gst_device_monitor_remove_filter (GstDeviceMonitor * monitor, 104 guint filter_id); 105 GST_API 106 gchar ** gst_device_monitor_get_providers (GstDeviceMonitor * monitor); 107 108 GST_API 109 void gst_device_monitor_set_show_all_devices (GstDeviceMonitor * monitor, gboolean show_all); 110 111 GST_API 112 gboolean gst_device_monitor_get_show_all_devices (GstDeviceMonitor * monitor); 113 114 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstDeviceMonitor, gst_object_unref) 115 116 G_END_DECLS 117 118 #endif /* __GST_DEVICE_MONITOR_H__ */ 119