gstreamer/gst-libs/gst/vaapi/gstvaapidisplay_priv.h
Gwenole Beauchesne a503aaf9b9 display: add initial support for display attributes.
The VA display attributes are mapped to properties so that to maintain the
GStreamer terminology. Properties are to be identified by name, but internal
functions are available to lookup the property by the actual VA display
attribute type.
2012-08-27 17:52:32 +02:00

98 lines
2.9 KiB
C

/*
* gstvaapidisplay_priv.h - Base VA display (private definitions)
*
* 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
*/
#ifndef GST_VAAPI_DISPLAY_PRIV_H
#define GST_VAAPI_DISPLAY_PRIV_H
#include <gst/vaapi/gstvaapidisplay.h>
#include <gst/vaapi/gstvaapidisplaycache.h>
G_BEGIN_DECLS
#define GST_VAAPI_DISPLAY_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE((obj), \
GST_VAAPI_TYPE_DISPLAY, \
GstVaapiDisplayPrivate))
#define GST_VAAPI_DISPLAY_CAST(display) ((GstVaapiDisplay *)(display))
/**
* GST_VAAPI_DISPLAY_VADISPLAY:
* @display_: a #GstVaapiDisplay
*
* Macro that evaluates to the #VADisplay of @display.
* This is an internal macro that does not do any run-time type check.
*/
#undef GST_VAAPI_DISPLAY_VADISPLAY
#define GST_VAAPI_DISPLAY_VADISPLAY(display_) \
GST_VAAPI_DISPLAY_CAST(display_)->priv->display
/**
* GST_VAAPI_DISPLAY_LOCK:
* @display: a #GstVaapiDisplay
*
* Locks @display
*/
#undef GST_VAAPI_DISPLAY_LOCK
#define GST_VAAPI_DISPLAY_LOCK(display) \
gst_vaapi_display_lock(GST_VAAPI_DISPLAY_CAST(display))
/**
* GST_VAAPI_DISPLAY_UNLOCK:
* @display: a #GstVaapiDisplay
*
* Unlocks @display
*/
#undef GST_VAAPI_DISPLAY_UNLOCK
#define GST_VAAPI_DISPLAY_UNLOCK(display) \
gst_vaapi_display_unlock(GST_VAAPI_DISPLAY_CAST(display))
/**
* GstVaapiDisplayPrivate:
*
* Base class for VA displays.
*/
struct _GstVaapiDisplayPrivate {
GstVaapiDisplay *parent;
GStaticRecMutex mutex;
GstVaapiDisplayType display_type;
VADisplay display;
guint width;
guint height;
guint width_mm;
guint height_mm;
guint par_n;
guint par_d;
GArray *decoders;
GArray *encoders;
GArray *image_formats;
GArray *subpicture_formats;
GArray *properties;
guint create_display : 1;
};
GstVaapiDisplayCache *
gst_vaapi_display_get_cache(void);
G_END_DECLS
#endif /* GST_VAAPI_DISPLAY_PRIV_H */