gstreamer/ext/eglgles/video_platform_wrapper.c
Sebastian Dröge 31a3ef2f82 eglglessink: Add configure parameter to chose the EGL window system
Only needed for creating native windows.
2012-12-28 20:07:34 +01:00

164 lines
4.8 KiB
C

/*
* GStreamer Android Video Platform Wrapper
* Copyright (C) 2012 Collabora Ltd.
* @author: Reynaldo H. Verdejo Pinochet <reynaldo@collabora.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#define EGL_EGLEXT_PROTOTYPES
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <GLES2/gl2.h>
#include <gst/gst.h>
#include "video_platform_wrapper.h"
GST_DEBUG_CATEGORY_STATIC (eglgles_platform_wrapper);
#define GST_CAT_DEFAULT eglgles_platform_wrapper
/* XXX: Likely to be removed */
gboolean
platform_wrapper_init (void)
{
GST_DEBUG_CATEGORY_INIT (eglgles_platform_wrapper,
"eglglessink-platform", 0,
"Platform dependent native-window utility routines for EglGles");
return TRUE;
}
#ifdef USE_EGL_X11
#include <X11/Xlib.h>
typedef struct
{
Display *display;
} X11WindowData;
EGLNativeWindowType
platform_create_native_window (gint width, gint height, gpointer * window_data)
{
Display *d;
Window w;
int s;
X11WindowData *data;
d = XOpenDisplay (NULL);
if (d == NULL) {
GST_ERROR ("Can't open X11 display");
return (EGLNativeWindowType) 0;
}
s = DefaultScreen (d);
w = XCreateSimpleWindow (d, RootWindow (d, s), 10, 10, width, height, 1,
BlackPixel (d, s), WhitePixel (d, s));
XStoreName (d, w, "eglglessink");
XMapWindow (d, w);
XFlush (d);
*window_data = data = g_slice_new0 (X11WindowData);
data->display = d;
return (EGLNativeWindowType) w;
}
gboolean
platform_destroy_native_window (EGLNativeDisplayType display,
EGLNativeWindowType window, gpointer * window_data)
{
X11WindowData *data = *window_data;
/* XXX: Should proly catch BadWindow */
XDestroyWindow (data->display, (Window) window);
XSync (data->display, FALSE);
XCloseDisplay (data->display);
g_slice_free (X11WindowData, data);
*window_data = NULL;
return TRUE;
}
#endif
#ifdef USE_EGL_MALI_FB
#include <EGL/fbdev_window.h>
EGLNativeWindowType
platform_create_native_window (gint width, gint height, gpointer * window_data)
{
fbdev_window * w = g_slice_new0 (fbdev_window);
w->width = width;
w->height = height;
return (EGLNativeWindowType) w;
}
gboolean
platform_destroy_native_window (EGLNativeDisplayType display,
EGLNativeWindowType window, gpointer * window_data)
{
g_slice_free (fbdev_window, ((fbdev_window *) window));
return TRUE;
}
#endif
#if !defined(USE_EGL_X11) && !defined(USE_EGL_MALI_FB)
/* Dummy functions for creating a native Window */
EGLNativeWindowType
platform_create_native_window (gint width, gint height, gpointer * window_data)
{
GST_ERROR ("Can't create native window");
return (EGLNativeWindowType) 0;
}
gboolean
platform_destroy_native_window (EGLNativeDisplayType display,
EGLNativeWindowType window, gpointer * window_data)
{
GST_ERROR ("Can't destroy native window");
return TRUE;
}
#endif