Commit cfa58778 authored by Olivier Crête's avatar Olivier Crête Committed by Olivier Crête

v4l2: Implement GstDeviceMonitor subclass

https://bugzilla.gnome.org/show_bug.cgi?id=678402
parent 019a0009
......@@ -518,6 +518,13 @@ AC_ARG_WITH([gudev],
AS_HELP_STRING([--with-gudev],[device detection with gudev]),
[],
[with_gudev=check])
if test x$with_gudev != xno; then
PKG_CHECK_MODULES(GUDEV, [ gudev-1.0 >= 147 ],
[ AC_DEFINE(HAVE_GUDEV, 1,
[Whether gudev is available for device detection])
])
fi
AC_SUBST(GUDEV_CFLAGS)
AC_SUBST(GUDEV_LIBS)
......
......@@ -4,6 +4,7 @@ include $(top_srcdir)/common/gst-glib-gen.mak
libgstvideo4linux2_la_SOURCES = gstv4l2.c \
gstv4l2colorbalance.c \
gstv4l2devicemonitor.c \
gstv4l2object.c \
gstv4l2bufferpool.c \
gstv4l2sink.c \
......@@ -38,6 +39,7 @@ libgstvideo4linux2_la_LIBADD = $(GST_PLUGINS_BASE_LIBS) \
noinst_HEADERS = \
gstv4l2bufferpool.h \
gstv4l2colorbalance.h \
gstv4l2devicemonitor.h \
gstv4l2object.h \
gstv4l2sink.h \
gstv4l2src.h \
......
......@@ -34,6 +34,7 @@
#include "gstv4l2sink.h"
#include "gstv4l2radio.h"
#include "gstv4l2videodec.h"
#include "gstv4l2devicemonitor.h"
/* #include "gstv4l2jpegsrc.h" */
/* #include "gstv4l2mjpegsrc.h" */
/* #include "gstv4l2mjpegsink.h" */
......@@ -53,6 +54,8 @@ plugin_init (GstPlugin * plugin)
!gst_element_register (plugin, "v4l2radio", GST_RANK_NONE,
GST_TYPE_V4L2RADIO) ||
!gst_v4l2_video_dec_register (plugin) ||
!gst_device_monitor_register (plugin, "v4l2monitor",
GST_RANK_PRIMARY, GST_TYPE_V4L2_DEVICE_MONITOR) ||
/* !gst_element_register (plugin, "v4l2jpegsrc", */
/* GST_RANK_NONE, GST_TYPE_V4L2JPEGSRC) || */
/* !gst_element_register (plugin, "v4l2mjpegsrc", */
......
This diff is collapsed.
/* GStreamer
* Copyright (C) 2012 Olivier Crete <olivier.crete@collabora.com>
*
* gstv4l2devicemonitor.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_MONITOR_H__
#define __GST_V4L2_DEVICE_MONITOR_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 _GstV4l2DeviceMonitor GstV4l2DeviceMonitor;
typedef struct _GstV4l2DeviceMonitorPrivate GstV4l2DeviceMonitorPrivate;
typedef struct _GstV4l2DeviceMonitorClass GstV4l2DeviceMonitorClass;
#define GST_TYPE_V4L2_DEVICE_MONITOR (gst_v4l2_device_monitor_get_type())
#define GST_IS_V4L2_DEVICE_MONITOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_V4L2_DEVICE_MONITOR))
#define GST_IS_V4L2_DEVICE_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_V4L2_DEVICE_MONITOR))
#define GST_V4L2_DEVICE_MONITOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_V4L2_DEVICE_MONITOR, GstV4l2DeviceMonitorClass))
#define GST_V4L2_DEVICE_MONITOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_V4L2_DEVICE_MONITOR, GstV4l2DeviceMonitor))
#define GST_V4L2_DEVICE_MONITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE_MONITOR, GstV4l2DeviceMonitorClass))
#define GST_V4L2_DEVICE_MONITOR_CAST(obj) ((GstV4l2DeviceMonitor *)(obj))
struct _GstV4l2DeviceMonitor {
GstDeviceMonitor 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 _GstV4l2DeviceMonitorClass {
GstDeviceMonitorClass parent_class;
};
GType gst_v4l2_device_monitor_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_MONITOR_H__ */
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