1 /* GStreamer 2 * Copyright (C) 2015 Руслан Ижбулатов <lrn1986@gmail.com> 3 * 4 * ksdeviceprovider.h: Kernel Streaming device probing and monitoring 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_KS_DEVICE_PROVIDER_H__ 24 #define __GST_KS_DEVICE_PROVIDER_H__ 25 26 #ifdef HAVE_CONFIG_H 27 #include "config.h" 28 #endif 29 30 #include <gst/gst.h> 31 #include <windows.h> 32 33 G_BEGIN_DECLS 34 35 typedef struct _GstKsDeviceProvider GstKsDeviceProvider; 36 typedef struct _GstKsDeviceProviderPrivate GstKsDeviceProviderPrivate; 37 typedef struct _GstKsDeviceProviderClass GstKsDeviceProviderClass; 38 39 #define GST_TYPE_KS_DEVICE_PROVIDER (gst_ks_device_provider_get_type()) 40 #define GST_IS_KS_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_KS_DEVICE_PROVIDER)) 41 #define GST_IS_KS_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_KS_DEVICE_PROVIDER)) 42 #define GST_KS_DEVICE_PROVIDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_KS_DEVICE_PROVIDER, GstKsDeviceProviderClass)) 43 #define GST_KS_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_KS_DEVICE_PROVIDER, GstKsDeviceProvider)) 44 #define GST_KS_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE_PROVIDER, GstKsDeviceProviderClass)) 45 #define GST_KS_DEVICE_PROVIDER_CAST(obj) ((GstKsDeviceProvider *)(obj)) 46 47 struct _GstKsDeviceProvider { 48 GstDeviceProvider parent; 49 50 HANDLE message_window; 51 ATOM message_window_class; 52 HDEVNOTIFY device_notify_handle; 53 HANDLE wakeup_event; 54 GThread *message_thread; 55 }; 56 57 typedef enum { 58 GST_KS_DEVICE_TYPE_INVALID = 0, 59 GST_KS_DEVICE_TYPE_VIDEO_SOURCE, 60 GST_KS_DEVICE_TYPE_VIDEO_SINK, 61 GST_KS_DEVICE_TYPE_AUDIO_SOURCE, 62 GST_KS_DEVICE_TYPE_AUDIO_SINK 63 } GstKsDeviceType; 64 65 struct _GstKsDeviceProviderClass { 66 GstDeviceProviderClass parent_class; 67 }; 68 69 GType gst_ks_device_provider_get_type (void); 70 71 72 typedef struct _GstKsDevice GstKsDevice; 73 typedef struct _GstKsDevicePrivate GstKsDevicePrivate; 74 typedef struct _GstKsDeviceClass GstKsDeviceClass; 75 76 #define GST_TYPE_KS_DEVICE (gst_ks_device_get_type()) 77 #define GST_IS_KS_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_KS_DEVICE)) 78 #define GST_IS_KS_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_KS_DEVICE)) 79 #define GST_KS_DEVICE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_KS_DEVICE, GstKsDeviceClass)) 80 #define GST_KS_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_KS_DEVICE, GstKsDevice)) 81 #define GST_KS_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE, GstKsDeviceClass)) 82 #define GST_KS_DEVICE_CAST(obj) ((GstKsDevice *)(obj)) 83 84 struct _GstKsDevice { 85 GstDevice parent; 86 87 GstKsDeviceType type; 88 guint device_index; 89 gchar *path; 90 const gchar *element; 91 }; 92 93 struct _GstKsDeviceClass { 94 GstDeviceClass parent_class; 95 }; 96 97 GType gst_ks_device_get_type (void); 98 99 G_END_DECLS 100 101 #endif /* __GST_KS_DEVICE_PROVIDER_H__ */ 102