mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-28 04:31:06 +00:00
f09008a8d1
Add initial API for video processing: only scaling and color format conversion operations are supported.
249 lines
8 KiB
C
249 lines
8 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>
|
|
#include "gstvaapiminiobject.h"
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_VAAPI_DISPLAY_CAST(display) \
|
|
((GstVaapiDisplay *)(display))
|
|
|
|
#define GST_VAAPI_DISPLAY_GET_PRIVATE(display) \
|
|
(&GST_VAAPI_DISPLAY_CAST(display)->priv)
|
|
|
|
#define GST_VAAPI_DISPLAY_CLASS(klass) \
|
|
((GstVaapiDisplayClass *)(klass))
|
|
|
|
#define GST_VAAPI_IS_DISPLAY_CLASS(klass) \
|
|
((klass) != NULL)
|
|
|
|
#define GST_VAAPI_DISPLAY_GET_CLASS(obj) \
|
|
GST_VAAPI_DISPLAY_CLASS(GST_VAAPI_MINI_OBJECT_GET_CLASS(obj))
|
|
|
|
typedef struct _GstVaapiDisplayPrivate GstVaapiDisplayPrivate;
|
|
typedef struct _GstVaapiDisplayClass GstVaapiDisplayClass;
|
|
typedef enum _GstVaapiDisplayInitType GstVaapiDisplayInitType;
|
|
|
|
typedef void (*GstVaapiDisplayInitFunc) (GstVaapiDisplay *display);
|
|
typedef gboolean (*GstVaapiDisplayBindFunc) (GstVaapiDisplay *display,
|
|
gpointer native_dpy);
|
|
typedef gboolean (*GstVaapiDisplayOpenFunc) (GstVaapiDisplay *display,
|
|
const gchar *name);
|
|
typedef void (*GstVaapiDisplayCloseFunc) (GstVaapiDisplay *display);
|
|
typedef void (*GstVaapiDisplayLockFunc) (GstVaapiDisplay *display);
|
|
typedef void (*GstVaapiDisplayUnlockFunc) (GstVaapiDisplay *display);
|
|
typedef void (*GstVaapiDisplaySyncFunc) (GstVaapiDisplay *display);
|
|
typedef void (*GstVaapiDisplayFlushFunc) (GstVaapiDisplay *display);
|
|
typedef gboolean (*GstVaapiDisplayGetInfoFunc) (GstVaapiDisplay *display,
|
|
GstVaapiDisplayInfo *info);
|
|
typedef void (*GstVaapiDisplayGetSizeFunc) (GstVaapiDisplay *display,
|
|
guint *pwidth, guint *pheight);
|
|
typedef void (*GstVaapiDisplayGetSizeMFunc)(GstVaapiDisplay *display,
|
|
guint *pwidth, guint *pheight);
|
|
|
|
/**
|
|
* 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_GET_PRIVATE(display_)->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))
|
|
|
|
/**
|
|
* GST_VAAPI_DISPLAY_TYPE:
|
|
* @display: a #GstVaapiDisplay
|
|
*
|
|
* Returns the @display type
|
|
*/
|
|
#undef GST_VAAPI_DISPLAY_TYPE
|
|
#define GST_VAAPI_DISPLAY_TYPE(display) \
|
|
GST_VAAPI_DISPLAY_GET_PRIVATE(display)->display_type
|
|
|
|
/**
|
|
* GST_VAAPI_DISPLAY_TYPES:
|
|
* @display: a #GstVaapiDisplay
|
|
*
|
|
* Returns compatible @display types as a set of flags
|
|
*/
|
|
#undef GST_VAAPI_DISPLAY_TYPES
|
|
#define GST_VAAPI_DISPLAY_TYPES(display) \
|
|
gst_vaapi_display_get_display_types(GST_VAAPI_DISPLAY_CAST(display))
|
|
|
|
/**
|
|
* GST_VAAPI_DISPLAY_HAS_VPP:
|
|
* @display: a @GstVaapiDisplay
|
|
*
|
|
* Returns whether the @display supports video processing (VA/VPP)
|
|
*/
|
|
#undef GST_VAAPI_DISPLAY_HAS_VPP
|
|
#define GST_VAAPI_DISPLAY_HAS_VPP(display) \
|
|
(GST_VAAPI_DISPLAY_GET_PRIVATE(display)->has_vpp)
|
|
|
|
struct _GstVaapiDisplayPrivate {
|
|
GstVaapiDisplay *parent;
|
|
GRecMutex 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 use_foreign_display : 1;
|
|
guint has_vpp : 1;
|
|
};
|
|
|
|
/**
|
|
* GstVaapiDisplay:
|
|
*
|
|
* Base class for VA displays.
|
|
*/
|
|
struct _GstVaapiDisplay {
|
|
/*< private >*/
|
|
GstVaapiMiniObject parent_instance;
|
|
|
|
GstVaapiDisplayPrivate priv;
|
|
};
|
|
|
|
/**
|
|
* GstVaapiDisplayClass:
|
|
* @open_display: virtual function to open a display
|
|
* @close_display: virtual function to close a display
|
|
* @lock: (optional) virtual function to lock a display
|
|
* @unlock: (optional) virtual function to unlock a display
|
|
* @sync: (optional) virtual function to sync a display
|
|
* @flush: (optional) virtual function to flush pending requests of a display
|
|
* @get_display: virtual function to retrieve the #GstVaapiDisplayInfo
|
|
* @get_size: virtual function to retrieve the display dimensions, in pixels
|
|
* @get_size_mm: virtual function to retrieve the display dimensions, in millimeters
|
|
*
|
|
* Base class for VA displays.
|
|
*/
|
|
struct _GstVaapiDisplayClass {
|
|
/*< private >*/
|
|
GstVaapiMiniObjectClass parent_class;
|
|
|
|
/*< protected >*/
|
|
guint display_types;
|
|
|
|
/*< public >*/
|
|
GstVaapiDisplayInitFunc init;
|
|
GstVaapiDisplayBindFunc bind_display;
|
|
GstVaapiDisplayOpenFunc open_display;
|
|
GstVaapiDisplayCloseFunc close_display;
|
|
GstVaapiDisplayLockFunc lock;
|
|
GstVaapiDisplayUnlockFunc unlock;
|
|
GstVaapiDisplaySyncFunc sync;
|
|
GstVaapiDisplayFlushFunc flush;
|
|
GstVaapiDisplayGetInfoFunc get_display;
|
|
GstVaapiDisplayGetSizeFunc get_size;
|
|
GstVaapiDisplayGetSizeMFunc get_size_mm;
|
|
};
|
|
|
|
/* Initialization types */
|
|
enum _GstVaapiDisplayInitType {
|
|
GST_VAAPI_DISPLAY_INIT_FROM_DISPLAY_NAME = 1,
|
|
GST_VAAPI_DISPLAY_INIT_FROM_NATIVE_DISPLAY,
|
|
GST_VAAPI_DISPLAY_INIT_FROM_VA_DISPLAY
|
|
};
|
|
|
|
void
|
|
gst_vaapi_display_class_init(GstVaapiDisplayClass *klass);
|
|
|
|
GstVaapiDisplay *
|
|
gst_vaapi_display_new(const GstVaapiDisplayClass *klass,
|
|
GstVaapiDisplayInitType init_type, gpointer init_value);
|
|
|
|
GstVaapiDisplayCache *
|
|
gst_vaapi_display_get_cache(void);
|
|
|
|
static inline guint
|
|
gst_vaapi_display_get_display_types(GstVaapiDisplay *display)
|
|
{
|
|
const GstVaapiDisplayClass * const dpy_class =
|
|
GST_VAAPI_DISPLAY_GET_CLASS(display);
|
|
|
|
return dpy_class->display_types;
|
|
}
|
|
|
|
/* Inline reference counting for core libgstvaapi library */
|
|
#ifdef GST_VAAPI_CORE
|
|
#define gst_vaapi_display_ref_internal(display) \
|
|
((gpointer)gst_vaapi_mini_object_ref(GST_VAAPI_MINI_OBJECT(display)))
|
|
|
|
#define gst_vaapi_display_unref_internal(display) \
|
|
gst_vaapi_mini_object_unref(GST_VAAPI_MINI_OBJECT(display))
|
|
|
|
#define gst_vaapi_display_replace_internal(old_display_ptr, new_display) \
|
|
gst_vaapi_mini_object_replace((GstVaapiMiniObject **)(old_display_ptr), \
|
|
GST_VAAPI_MINI_OBJECT(new_display))
|
|
|
|
#undef gst_vaapi_display_ref
|
|
#define gst_vaapi_display_ref(display) \
|
|
gst_vaapi_display_ref_internal((display))
|
|
|
|
#undef gst_vaapi_display_unref
|
|
#define gst_vaapi_display_unref(display) \
|
|
gst_vaapi_display_unref_internal((display))
|
|
|
|
#undef gst_vaapi_display_replace
|
|
#define gst_vaapi_display_replace(old_display_ptr, new_display) \
|
|
gst_vaapi_display_replace_internal((old_display_ptr), (new_display))
|
|
#endif
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* GST_VAAPI_DISPLAY_PRIV_H */
|