mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-24 01:00:37 +00:00
add navigation interface
Original commit message from CVS: add navigation interface
This commit is contained in:
David Schleef
parent
47a82d6039
commit
4fe6f5a34e
5 changed files with 324 additions and 0 deletions
93
gst-libs/gst/interfaces/navigation.c
Normal file
93
gst-libs/gst/interfaces/navigation.c
Normal file
|
|
@ -0,0 +1,93 @@
|
|||
/* GStreamer Navigation
|
||||
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
|
||||
*
|
||||
* navigation.c: navigation design virtual class function wrappers
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include "config.h"
|
||||
#endif
|
||||
|
||||
#include <gst/navigation/navigation.h>
|
||||
|
||||
static void gst_navigation_class_init (GstNavigationClass *klass);
|
||||
|
||||
GType
|
||||
gst_navigation_get_type (void)
|
||||
{
|
||||
static GType gst_navigation_type = 0;
|
||||
|
||||
if (!gst_navigation_type) {
|
||||
static const GTypeInfo gst_navigation_info = {
|
||||
sizeof (GstNavigationClass),
|
||||
(GBaseInitFunc) gst_navigation_class_init,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
0,
|
||||
0,
|
||||
NULL,
|
||||
};
|
||||
|
||||
gst_navigation_type = g_type_register_static (G_TYPE_INTERFACE,
|
||||
"GstNavigation",
|
||||
&gst_navigation_info, 0);
|
||||
g_type_interface_add_prerequisite (gst_navigation_type,
|
||||
GST_TYPE_INTERFACE);
|
||||
}
|
||||
|
||||
return gst_navigation_type;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_navigation_class_init (GstNavigationClass *klass)
|
||||
{
|
||||
/* default virtual functions */
|
||||
klass->send_event = NULL;
|
||||
}
|
||||
|
||||
void
|
||||
gst_navigation_send_event (GstNavigation *navigation, GstCaps *caps)
|
||||
{
|
||||
GstNavigationClass *klass = GST_NAVIGATION_GET_CLASS (navigation);
|
||||
|
||||
if (klass->send_event) {
|
||||
return klass->send_event (navigation, caps);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
gst_navigation_send_key_event (GstNavigation *navigation, const char *key)
|
||||
{
|
||||
gst_navigation_send_event (navigation, GST_CAPS_NEW ("key_event",
|
||||
"application/x-gst-navigation",
|
||||
"key", GST_PROPS_STRING (key)));
|
||||
}
|
||||
|
||||
void
|
||||
gst_navigation_send_mouse_event (GstNavigation *navigation, double x,
|
||||
double y)
|
||||
{
|
||||
gst_navigation_send_event (navigation, GST_CAPS_NEW ("mouse_event",
|
||||
"application/x-gst-navigation",
|
||||
"pointer_x", GST_PROPS_FLOAT (x),
|
||||
"pointer_y", GST_PROPS_FLOAT (y)));
|
||||
}
|
||||
|
||||
|
||||
64
gst-libs/gst/interfaces/navigation.h
Normal file
64
gst-libs/gst/interfaces/navigation.h
Normal file
|
|
@ -0,0 +1,64 @@
|
|||
/* GStreamer Navigation
|
||||
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
|
||||
* Copyright (C) 2003 David A. Schleef <ds@schleef.org>
|
||||
*
|
||||
* navigation.h: navigation interface design
|
||||
*
|
||||
* 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_NAVIGATION_H__
|
||||
#define __GST_NAVIGATION_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_TYPE_NAVIGATION \
|
||||
(gst_navigation_get_type ())
|
||||
#define GST_NAVIGATION(obj) \
|
||||
(GST_INTERFACE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_NAVIGATION, GstNavigation))
|
||||
#define GST_NAVIGATION_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_NAVIGATION, GstNavigationClass))
|
||||
#define GST_IS_NAVIGATION(obj) \
|
||||
(GST_INTERFACE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_NAVIGATION))
|
||||
#define GST_IS_NAVIGATION_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_NAVIGATION))
|
||||
#define GST_NAVIGATION_GET_CLASS(inst) \
|
||||
(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_NAVIGATION, GstNavigationClass))
|
||||
|
||||
typedef struct _GstNavigation GstNavigation;
|
||||
|
||||
typedef struct _GstNavigationClass {
|
||||
GTypeInterface klass;
|
||||
|
||||
/* virtual functions */
|
||||
void (*send_event) (GstNavigation *navigation, GstCaps *caps);
|
||||
|
||||
} GstNavigationClass;
|
||||
|
||||
GType gst_navigation_get_type (void);
|
||||
|
||||
/* virtual class function wrappers */
|
||||
void gst_navigation_send_event (GstNavigation *navigation, GstCaps *caps);
|
||||
|
||||
void gst_navigation_send_key_event (GstNavigation *navigation, const char *key);
|
||||
void gst_navigation_send_mouse_event (GstNavigation *navigation, double x,
|
||||
double y);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_NAVIGATION_H__ */
|
||||
10
gst-libs/gst/navigation/Makefile.am
Normal file
10
gst-libs/gst/navigation/Makefile.am
Normal file
|
|
@ -0,0 +1,10 @@
|
|||
lib_LTLIBRARIES = libgstnavigation.la
|
||||
|
||||
libgstnavigation_la_SOURCES = navigation.c
|
||||
|
||||
libgstnavigationincludedir = $(includedir)/gstreamer-@GST_MAJORMINOR@/gst/navigation
|
||||
libgstnavigationinclude_HEADERS = navigation.h
|
||||
|
||||
libgstnavigation_la_LIBADD =
|
||||
libgstnavigation_la_CFLAGS = $(GST_CFLAGS) $(GST_OPT_CFLAGS)
|
||||
libgstnavigation_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
|
||||
93
gst-libs/gst/navigation/navigation.c
Normal file
93
gst-libs/gst/navigation/navigation.c
Normal file
|
|
@ -0,0 +1,93 @@
|
|||
/* GStreamer Navigation
|
||||
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
|
||||
*
|
||||
* navigation.c: navigation design virtual class function wrappers
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include "config.h"
|
||||
#endif
|
||||
|
||||
#include <gst/navigation/navigation.h>
|
||||
|
||||
static void gst_navigation_class_init (GstNavigationClass *klass);
|
||||
|
||||
GType
|
||||
gst_navigation_get_type (void)
|
||||
{
|
||||
static GType gst_navigation_type = 0;
|
||||
|
||||
if (!gst_navigation_type) {
|
||||
static const GTypeInfo gst_navigation_info = {
|
||||
sizeof (GstNavigationClass),
|
||||
(GBaseInitFunc) gst_navigation_class_init,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
0,
|
||||
0,
|
||||
NULL,
|
||||
};
|
||||
|
||||
gst_navigation_type = g_type_register_static (G_TYPE_INTERFACE,
|
||||
"GstNavigation",
|
||||
&gst_navigation_info, 0);
|
||||
g_type_interface_add_prerequisite (gst_navigation_type,
|
||||
GST_TYPE_INTERFACE);
|
||||
}
|
||||
|
||||
return gst_navigation_type;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_navigation_class_init (GstNavigationClass *klass)
|
||||
{
|
||||
/* default virtual functions */
|
||||
klass->send_event = NULL;
|
||||
}
|
||||
|
||||
void
|
||||
gst_navigation_send_event (GstNavigation *navigation, GstCaps *caps)
|
||||
{
|
||||
GstNavigationClass *klass = GST_NAVIGATION_GET_CLASS (navigation);
|
||||
|
||||
if (klass->send_event) {
|
||||
return klass->send_event (navigation, caps);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
gst_navigation_send_key_event (GstNavigation *navigation, const char *key)
|
||||
{
|
||||
gst_navigation_send_event (navigation, GST_CAPS_NEW ("key_event",
|
||||
"application/x-gst-navigation",
|
||||
"key", GST_PROPS_STRING (key)));
|
||||
}
|
||||
|
||||
void
|
||||
gst_navigation_send_mouse_event (GstNavigation *navigation, double x,
|
||||
double y)
|
||||
{
|
||||
gst_navigation_send_event (navigation, GST_CAPS_NEW ("mouse_event",
|
||||
"application/x-gst-navigation",
|
||||
"pointer_x", GST_PROPS_FLOAT (x),
|
||||
"pointer_y", GST_PROPS_FLOAT (y)));
|
||||
}
|
||||
|
||||
|
||||
64
gst-libs/gst/navigation/navigation.h
Normal file
64
gst-libs/gst/navigation/navigation.h
Normal file
|
|
@ -0,0 +1,64 @@
|
|||
/* GStreamer Navigation
|
||||
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
|
||||
* Copyright (C) 2003 David A. Schleef <ds@schleef.org>
|
||||
*
|
||||
* navigation.h: navigation interface design
|
||||
*
|
||||
* 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_NAVIGATION_H__
|
||||
#define __GST_NAVIGATION_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_TYPE_NAVIGATION \
|
||||
(gst_navigation_get_type ())
|
||||
#define GST_NAVIGATION(obj) \
|
||||
(GST_INTERFACE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_NAVIGATION, GstNavigation))
|
||||
#define GST_NAVIGATION_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_NAVIGATION, GstNavigationClass))
|
||||
#define GST_IS_NAVIGATION(obj) \
|
||||
(GST_INTERFACE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_NAVIGATION))
|
||||
#define GST_IS_NAVIGATION_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_NAVIGATION))
|
||||
#define GST_NAVIGATION_GET_CLASS(inst) \
|
||||
(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_NAVIGATION, GstNavigationClass))
|
||||
|
||||
typedef struct _GstNavigation GstNavigation;
|
||||
|
||||
typedef struct _GstNavigationClass {
|
||||
GTypeInterface klass;
|
||||
|
||||
/* virtual functions */
|
||||
void (*send_event) (GstNavigation *navigation, GstCaps *caps);
|
||||
|
||||
} GstNavigationClass;
|
||||
|
||||
GType gst_navigation_get_type (void);
|
||||
|
||||
/* virtual class function wrappers */
|
||||
void gst_navigation_send_event (GstNavigation *navigation, GstCaps *caps);
|
||||
|
||||
void gst_navigation_send_key_event (GstNavigation *navigation, const char *key);
|
||||
void gst_navigation_send_mouse_event (GstNavigation *navigation, double x,
|
||||
double y);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_NAVIGATION_H__ */
|
||||
Loading…
Reference in a new issue