mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-24 10:41:04 +00:00
71ab07d9c6
Make it possible to add extra an extra filter to most of display cache lookup functions so that the GstVaapiDisplay instance can really match a compatible and existing display by type, instead of relying on extra string tags (e.g. "X11:" prefix, etc.).
121 lines
3.9 KiB
C
121 lines
3.9 KiB
C
/*
|
|
* gstvaapidisplay_glx.c - VA/GLX display abstraction
|
|
*
|
|
* Copyright (C) 2010-2011 Splitted-Desktop Systems
|
|
* Copyright (C) 2011-2012 Intel Corporation
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public License
|
|
* as published by the Free Software Foundation; either version 2.1
|
|
* 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free
|
|
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/**
|
|
* SECTION:gstvaapidisplay_glx
|
|
* @short_description: VA/GLX display abstraction
|
|
*/
|
|
|
|
#include "sysdeps.h"
|
|
#include "gstvaapicompat.h"
|
|
#include "gstvaapiutils.h"
|
|
#include "gstvaapiutils_glx.h"
|
|
#include "gstvaapidisplay_priv.h"
|
|
#include "gstvaapidisplay_x11_priv.h"
|
|
#include "gstvaapidisplay_glx.h"
|
|
#include "gstvaapidisplay_glx_priv.h"
|
|
|
|
#define DEBUG 1
|
|
#include "gstvaapidebug.h"
|
|
|
|
static const guint g_display_types = 1U << GST_VAAPI_DISPLAY_TYPE_GLX;
|
|
|
|
static gboolean
|
|
gst_vaapi_display_glx_get_display_info(
|
|
GstVaapiDisplay *display,
|
|
GstVaapiDisplayInfo *info
|
|
)
|
|
{
|
|
const GstVaapiDisplayGLXClass * const klass =
|
|
GST_VAAPI_DISPLAY_GLX_GET_CLASS(display);
|
|
|
|
info->va_display = vaGetDisplayGLX(GST_VAAPI_DISPLAY_XDISPLAY(display));
|
|
if (!info->va_display)
|
|
return FALSE;
|
|
info->display_type = GST_VAAPI_DISPLAY_TYPE_GLX;
|
|
return klass->parent_get_display(display, info);
|
|
}
|
|
|
|
static void
|
|
gst_vaapi_display_glx_class_init(GstVaapiDisplayGLXClass *klass)
|
|
{
|
|
GstVaapiMiniObjectClass * const object_class =
|
|
GST_VAAPI_MINI_OBJECT_CLASS(klass);
|
|
GstVaapiDisplayClass * const dpy_class = GST_VAAPI_DISPLAY_CLASS(klass);
|
|
|
|
gst_vaapi_display_x11_class_init(&klass->parent_class);
|
|
|
|
object_class->size = sizeof(GstVaapiDisplayGLX);
|
|
klass->parent_get_display = dpy_class->get_display;
|
|
dpy_class->display_types = g_display_types;
|
|
dpy_class->get_display = gst_vaapi_display_glx_get_display_info;
|
|
}
|
|
|
|
static inline const GstVaapiDisplayClass *
|
|
gst_vaapi_display_glx_class(void)
|
|
{
|
|
static GstVaapiDisplayGLXClass g_class;
|
|
static gsize g_class_init = FALSE;
|
|
|
|
if (g_once_init_enter(&g_class_init)) {
|
|
gst_vaapi_display_glx_class_init(&g_class);
|
|
g_once_init_leave(&g_class_init, TRUE);
|
|
}
|
|
return GST_VAAPI_DISPLAY_CLASS(&g_class);
|
|
}
|
|
|
|
/**
|
|
* gst_vaapi_display_glx_new:
|
|
* @display_name: the X11 display name
|
|
*
|
|
* Opens an X11 #Display using @display_name and returns a newly
|
|
* allocated #GstVaapiDisplay object. The X11 display will be cloed
|
|
* when the reference count of the object reaches zero.
|
|
*
|
|
* Return value: a newly allocated #GstVaapiDisplay object
|
|
*/
|
|
GstVaapiDisplay *
|
|
gst_vaapi_display_glx_new(const gchar *display_name)
|
|
{
|
|
return gst_vaapi_display_new(gst_vaapi_display_glx_class(),
|
|
GST_VAAPI_DISPLAY_INIT_FROM_DISPLAY_NAME, (gpointer)display_name);
|
|
}
|
|
|
|
/**
|
|
* gst_vaapi_display_glx_new_with_display:
|
|
* @x11_display: an X11 #Display
|
|
*
|
|
* Creates a #GstVaapiDisplay based on the X11 @x11_display
|
|
* display. The caller still owns the display and must call
|
|
* XCloseDisplay() when all #GstVaapiDisplay references are
|
|
* released. Doing so too early can yield undefined behaviour.
|
|
*
|
|
* Return value: a newly allocated #GstVaapiDisplay object
|
|
*/
|
|
GstVaapiDisplay *
|
|
gst_vaapi_display_glx_new_with_display(Display *x11_display)
|
|
{
|
|
g_return_val_if_fail(x11_display != NULL, NULL);
|
|
|
|
return gst_vaapi_display_new(gst_vaapi_display_glx_class(),
|
|
GST_VAAPI_DISPLAY_INIT_FROM_NATIVE_DISPLAY, x11_display);
|
|
}
|