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f5af9d150e
Add GstVaapiDisplay::get_{visual_id,colormap}() helpers to help determine
the best suitable window visual id and colormap. This is an indirection in
view to supporting EGL and custom/generic replacements.
273 lines
9.2 KiB
C
273 lines
9.2 KiB
C
/*
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* gstvaapidisplay_priv.h - Base VA display (private definitions)
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
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* Copyright (C) 2011-2013 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPI_DISPLAY_PRIV_H
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#define GST_VAAPI_DISPLAY_PRIV_H
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#include <gst/vaapi/gstvaapidisplay.h>
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#include <gst/vaapi/gstvaapidisplaycache.h>
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#include <gst/vaapi/gstvaapiwindow.h>
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#include <gst/vaapi/gstvaapitexture.h>
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#include "gstvaapiminiobject.h"
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G_BEGIN_DECLS
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#define GST_VAAPI_DISPLAY_CAST(display) \
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((GstVaapiDisplay *) (display))
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#define GST_VAAPI_DISPLAY_GET_PRIVATE(display) \
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(&GST_VAAPI_DISPLAY_CAST (display)->priv)
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#define GST_VAAPI_DISPLAY_CLASS(klass) \
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((GstVaapiDisplayClass *) (klass))
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#define GST_VAAPI_IS_DISPLAY_CLASS(klass) \
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((klass) != NULL)
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#define GST_VAAPI_DISPLAY_GET_CLASS(obj) \
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GST_VAAPI_DISPLAY_CLASS (GST_VAAPI_MINI_OBJECT_GET_CLASS (obj))
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typedef struct _GstVaapiDisplayPrivate GstVaapiDisplayPrivate;
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typedef struct _GstVaapiDisplayClass GstVaapiDisplayClass;
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typedef enum _GstVaapiDisplayInitType GstVaapiDisplayInitType;
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typedef void (*GstVaapiDisplayInitFunc) (GstVaapiDisplay * display);
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typedef gboolean (*GstVaapiDisplayBindFunc) (GstVaapiDisplay * display,
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gpointer native_dpy);
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typedef gboolean (*GstVaapiDisplayOpenFunc) (GstVaapiDisplay * display,
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const gchar * name);
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typedef void (*GstVaapiDisplayCloseFunc) (GstVaapiDisplay * display);
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typedef void (*GstVaapiDisplayLockFunc) (GstVaapiDisplay * display);
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typedef void (*GstVaapiDisplayUnlockFunc) (GstVaapiDisplay * display);
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typedef void (*GstVaapiDisplaySyncFunc) (GstVaapiDisplay * display);
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typedef void (*GstVaapiDisplayFlushFunc) (GstVaapiDisplay * display);
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typedef gboolean (*GstVaapiDisplayGetInfoFunc) (GstVaapiDisplay * display,
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GstVaapiDisplayInfo * info);
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typedef void (*GstVaapiDisplayGetSizeFunc) (GstVaapiDisplay * display,
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guint * pwidth, guint * pheight);
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typedef void (*GstVaapiDisplayGetSizeMFunc) (GstVaapiDisplay * display,
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guint * pwidth, guint * pheight);
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typedef GstVaapiWindow *(*GstVaapiDisplayCreateWindowFunc) (
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GstVaapiDisplay * display, GstVaapiID id, guint width, guint height);
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typedef GstVaapiTexture *(*GstVaapiDisplayCreateTextureFunc) (
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GstVaapiDisplay * display, GstVaapiID id, guint target, guint format,
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guint width, guint height);
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typedef guintptr (*GstVaapiDisplayGetVisualIdFunc) (GstVaapiDisplay * display,
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GstVaapiWindow * window);
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typedef guintptr (*GstVaapiDisplayGetColormapFunc) (GstVaapiDisplay * display,
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GstVaapiWindow * window);
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/**
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* GST_VAAPI_DISPLAY_GET_CLASS_TYPE:
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* @display: a #GstVaapiDisplay
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*
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* Returns the #display class type
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DISPLAY_GET_CLASS_TYPE
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#define GST_VAAPI_DISPLAY_GET_CLASS_TYPE(display) \
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(GST_VAAPI_DISPLAY_GET_CLASS (display)->display_type)
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/**
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* GST_VAAPI_DISPLAY_NATIVE:
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* @display: a #GstVaapiDisplay
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*
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* Macro that evaluates to the native display of @display.
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DISPLAY_NATIVE
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#define GST_VAAPI_DISPLAY_NATIVE(display) \
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(GST_VAAPI_DISPLAY_GET_PRIVATE (display)->native_display)
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/**
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* GST_VAAPI_DISPLAY_VADISPLAY:
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* @display_: a #GstVaapiDisplay
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*
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* Macro that evaluates to the #VADisplay of @display_.
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DISPLAY_VADISPLAY
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#define GST_VAAPI_DISPLAY_VADISPLAY(display_) \
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(GST_VAAPI_DISPLAY_GET_PRIVATE (display_)->display)
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/**
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* GST_VAAPI_DISPLAY_VADISPLAY_TYPE:
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* @display: a #GstVaapiDisplay
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*
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* Returns the underlying VADisplay @display type
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DISPLAY_VADISPLAY_TYPE
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#define GST_VAAPI_DISPLAY_VADISPLAY_TYPE(display) \
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(GST_VAAPI_DISPLAY_GET_PRIVATE (display)->display_type)
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/**
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* GST_VAAPI_DISPLAY_HAS_VPP:
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* @display: a @GstVaapiDisplay
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*
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* Returns whether the @display supports video processing (VA/VPP)
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DISPLAY_HAS_VPP
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#define GST_VAAPI_DISPLAY_HAS_VPP(display) \
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gst_vaapi_display_has_video_processing (GST_VAAPI_DISPLAY_CAST (display))
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/**
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* GST_VAAPI_DISPLAY_CACHE:
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* @display: a @GstVaapiDisplay
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*
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* Returns the #GstVaapiDisplayCache attached to the supplied @display object.
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* This is an internal macro that does not do any run-time type check.
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*/
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#undef GST_VAAPI_DISPLAY_CACHE
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#define GST_VAAPI_DISPLAY_CACHE(display) \
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(GST_VAAPI_DISPLAY_GET_PRIVATE (display)->cache)
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struct _GstVaapiDisplayPrivate
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{
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GstVaapiDisplay *parent;
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GstVaapiDisplayCache *cache;
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GRecMutex mutex;
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GstVaapiDisplayType display_type;
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gchar *display_name;
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VADisplay display;
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gpointer native_display;
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guint width;
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guint height;
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guint width_mm;
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guint height_mm;
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guint par_n;
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guint par_d;
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GArray *decoders;
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GArray *encoders;
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GArray *image_formats;
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GArray *subpicture_formats;
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GArray *properties;
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gchar *vendor_string;
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guint use_foreign_display:1;
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guint has_vpp:1;
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guint has_profiles:1;
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};
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/**
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* GstVaapiDisplay:
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*
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* Base class for VA displays.
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*/
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struct _GstVaapiDisplay
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{
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/*< private >*/
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GstVaapiMiniObject parent_instance;
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GstVaapiDisplayPrivate priv;
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};
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/**
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* GstVaapiDisplayClass:
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* @open_display: virtual function to open a display
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* @close_display: virtual function to close a display
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* @lock: (optional) virtual function to lock a display
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* @unlock: (optional) virtual function to unlock a display
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* @sync: (optional) virtual function to sync a display
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* @flush: (optional) virtual function to flush pending requests of a display
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* @get_display: virtual function to retrieve the #GstVaapiDisplayInfo
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* @get_size: virtual function to retrieve the display dimensions, in pixels
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* @get_size_mm: virtual function to retrieve the display dimensions, in millimeters
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* @get_visual_id: (optional) virtual function to retrieve the window visual id
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* @get_colormap: (optional) virtual function to retrieve the window colormap
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* @create_window: (optional) virtual function to create a window
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* @create_texture: (optional) virtual function to create a texture
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*
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* Base class for VA displays.
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*/
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struct _GstVaapiDisplayClass
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{
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/*< private >*/
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GstVaapiMiniObjectClass parent_class;
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/*< protected >*/
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guint display_type;
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/*< public >*/
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GstVaapiDisplayInitFunc init;
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GstVaapiDisplayBindFunc bind_display;
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GstVaapiDisplayOpenFunc open_display;
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GstVaapiDisplayCloseFunc close_display;
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GstVaapiDisplayLockFunc lock;
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GstVaapiDisplayUnlockFunc unlock;
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GstVaapiDisplaySyncFunc sync;
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GstVaapiDisplayFlushFunc flush;
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GstVaapiDisplayGetInfoFunc get_display;
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GstVaapiDisplayGetSizeFunc get_size;
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GstVaapiDisplayGetSizeMFunc get_size_mm;
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GstVaapiDisplayGetVisualIdFunc get_visual_id;
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GstVaapiDisplayGetColormapFunc get_colormap;
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GstVaapiDisplayCreateWindowFunc create_window;
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GstVaapiDisplayCreateTextureFunc create_texture;
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};
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/* Initialization types */
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enum _GstVaapiDisplayInitType
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{
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GST_VAAPI_DISPLAY_INIT_FROM_DISPLAY_NAME = 1,
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GST_VAAPI_DISPLAY_INIT_FROM_NATIVE_DISPLAY,
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GST_VAAPI_DISPLAY_INIT_FROM_VA_DISPLAY
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};
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void
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gst_vaapi_display_class_init (GstVaapiDisplayClass * klass);
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GstVaapiDisplay *
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gst_vaapi_display_new (const GstVaapiDisplayClass * klass,
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GstVaapiDisplayInitType init_type, gpointer init_value);
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/* Inline reference counting for core libgstvaapi library */
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#ifdef IN_LIBGSTVAAPI_CORE
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#define gst_vaapi_display_ref_internal(display) \
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((gpointer)gst_vaapi_mini_object_ref(GST_VAAPI_MINI_OBJECT(display)))
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#define gst_vaapi_display_unref_internal(display) \
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gst_vaapi_mini_object_unref(GST_VAAPI_MINI_OBJECT(display))
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#define gst_vaapi_display_replace_internal(old_display_ptr, new_display) \
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gst_vaapi_mini_object_replace((GstVaapiMiniObject **)(old_display_ptr), \
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GST_VAAPI_MINI_OBJECT(new_display))
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#undef gst_vaapi_display_ref
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#define gst_vaapi_display_ref(display) \
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gst_vaapi_display_ref_internal((display))
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#undef gst_vaapi_display_unref
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#define gst_vaapi_display_unref(display) \
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gst_vaapi_display_unref_internal((display))
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#undef gst_vaapi_display_replace
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#define gst_vaapi_display_replace(old_display_ptr, new_display) \
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gst_vaapi_display_replace_internal((old_display_ptr), (new_display))
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#endif
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G_END_DECLS
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#endif /* GST_VAAPI_DISPLAY_PRIV_H */
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