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-rw-r--r--sys/v4l2/gstv4l2deviceprovider.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/sys/v4l2/gstv4l2deviceprovider.h b/sys/v4l2/gstv4l2deviceprovider.h
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+/* GStreamer
+ * Copyright (C) 2012 Olivier Crete <olivier.crete@collabora.com>
+ *
+ * gstv4l2deviceprovider.h: V4l2 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_V4L2_DEVICE_PROVIDER_H__
+#define __GST_V4L2_DEVICE_PROVIDER_H__
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gst/gst.h>
+
+#ifdef HAVE_GUDEV
+#include <gudev/gudev.h>
+#endif
+
+G_BEGIN_DECLS
+
+typedef struct _GstV4l2DeviceProvider GstV4l2DeviceProvider;
+typedef struct _GstV4l2DeviceProviderPrivate GstV4l2DeviceProviderPrivate;
+typedef struct _GstV4l2DeviceProviderClass GstV4l2DeviceProviderClass;
+
+#define GST_TYPE_V4L2_DEVICE_PROVIDER (gst_v4l2_device_provider_get_type())
+#define GST_IS_V4L2_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_V4L2_DEVICE_PROVIDER))
+#define GST_IS_V4L2_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_V4L2_DEVICE_PROVIDER))
+#define GST_V4L2_DEVICE_PROVIDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_V4L2_DEVICE_PROVIDER, GstV4l2DeviceProviderClass))
+#define GST_V4L2_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_V4L2_DEVICE_PROVIDER, GstV4l2DeviceProvider))
+#define GST_V4L2_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE_PROVIDER, GstV4l2DeviceProviderClass))
+#define GST_V4L2_DEVICE_PROVIDER_CAST(obj) ((GstV4l2DeviceProvider *)(obj))
+
+struct _GstV4l2DeviceProvider {
+ GstDeviceProvider parent;
+
+#ifdef HAVE_GUDEV
+ GMainContext *context;
+ GMainLoop *loop;
+ GThread *thread;
+ gboolean started;
+ GCond started_cond;
+#endif
+};
+
+typedef enum {
+ GST_V4L2_DEVICE_TYPE_INVALID = 0,
+ GST_V4L2_DEVICE_TYPE_SOURCE,
+ GST_V4L2_DEVICE_TYPE_SINK
+} GstV4l2DeviceType;
+
+struct _GstV4l2DeviceProviderClass {
+ GstDeviceProviderClass parent_class;
+};
+
+GType gst_v4l2_device_provider_get_type (void);
+
+
+typedef struct _GstV4l2Device GstV4l2Device;
+typedef struct _GstV4l2DevicePrivate GstV4l2DevicePrivate;
+typedef struct _GstV4l2DeviceClass GstV4l2DeviceClass;
+
+#define GST_TYPE_V4L2_DEVICE (gst_v4l2_device_get_type())
+#define GST_IS_V4L2_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_V4L2_DEVICE))
+#define GST_IS_V4L2_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_V4L2_DEVICE))
+#define GST_V4L2_DEVICE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_V4L2_DEVICE, GstV4l2DeviceClass))
+#define GST_V4L2_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_V4L2_DEVICE, GstV4l2Device))
+#define GST_V4L2_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE, GstV4l2DeviceClass))
+#define GST_V4L2_DEVICE_CAST(obj) ((GstV4l2Device *)(obj))
+
+struct _GstV4l2Device {
+ GstDevice parent;
+
+ gchar *device_path;
+ gchar *syspath;
+ const gchar *element;
+};
+
+struct _GstV4l2DeviceClass {
+ GstDeviceClass parent_class;
+};
+
+GType gst_v4l2_device_get_type (void);
+
+#endif /* __GST_V4L2_DEVICE_PROVIDER_H__ */