mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-10 11:29:55 +00:00
4ca1f3f47c
Make it possible to specify the maximum number of references to use within a single VA context. This helps reducing GPU memory allocations to the useful number of references to be used.
166 lines
4.7 KiB
C
166 lines
4.7 KiB
C
/*
|
|
* gstvaapicontext.h - VA context abstraction
|
|
*
|
|
* Copyright (C) 2010-2011 Splitted-Desktop Systems
|
|
* Copyright (C) 2011 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_CONTEXT_H
|
|
#define GST_VAAPI_CONTEXT_H
|
|
|
|
#include <gst/vaapi/gstvaapiobject.h>
|
|
#include <gst/vaapi/gstvaapiprofile.h>
|
|
#include <gst/vaapi/gstvaapidisplay.h>
|
|
#include <gst/vaapi/gstvaapisurface.h>
|
|
#include <gst/video/video-overlay-composition.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_VAAPI_TYPE_CONTEXT \
|
|
(gst_vaapi_context_get_type())
|
|
|
|
#define GST_VAAPI_CONTEXT(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
|
|
GST_VAAPI_TYPE_CONTEXT, \
|
|
GstVaapiContext))
|
|
|
|
#define GST_VAAPI_CONTEXT_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass), \
|
|
GST_VAAPI_TYPE_CONTEXT, \
|
|
GstVaapiContextClass))
|
|
|
|
#define GST_VAAPI_IS_CONTEXT(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_CONTEXT))
|
|
|
|
#define GST_VAAPI_IS_CONTEXT_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_CONTEXT))
|
|
|
|
#define GST_VAAPI_CONTEXT_GET_CLASS(obj) \
|
|
(G_TYPE_INSTANCE_GET_CLASS((obj), \
|
|
GST_VAAPI_TYPE_CONTEXT, \
|
|
GstVaapiContextClass))
|
|
|
|
typedef struct _GstVaapiContext GstVaapiContext;
|
|
typedef struct _GstVaapiContextInfo GstVaapiContextInfo;
|
|
typedef struct _GstVaapiContextPrivate GstVaapiContextPrivate;
|
|
typedef struct _GstVaapiContextClass GstVaapiContextClass;
|
|
|
|
/**
|
|
* GstVaapiContextInfo:
|
|
*
|
|
* Structure holding VA context info like encoded size, decoder
|
|
* profile and entry-point to use, and maximum number of reference
|
|
* frames reported by the bitstream.
|
|
*/
|
|
struct _GstVaapiContextInfo {
|
|
GstVaapiProfile profile;
|
|
GstVaapiEntrypoint entrypoint;
|
|
guint width;
|
|
guint height;
|
|
guint ref_frames;
|
|
};
|
|
|
|
/**
|
|
* GstVaapiContext:
|
|
*
|
|
* A VA context wrapper.
|
|
*/
|
|
struct _GstVaapiContext {
|
|
/*< private >*/
|
|
GstVaapiObject parent_instance;
|
|
|
|
GstVaapiContextPrivate *priv;
|
|
};
|
|
|
|
/**
|
|
* GstVaapiContextClass:
|
|
*
|
|
* A VA context wrapper class.
|
|
*/
|
|
struct _GstVaapiContextClass {
|
|
/*< private >*/
|
|
GstVaapiObjectClass parent_class;
|
|
};
|
|
|
|
GType
|
|
gst_vaapi_context_get_type(void) G_GNUC_CONST;
|
|
|
|
GstVaapiContext *
|
|
gst_vaapi_context_new(
|
|
GstVaapiDisplay *display,
|
|
GstVaapiProfile profile,
|
|
GstVaapiEntrypoint entrypoint,
|
|
guint width,
|
|
guint height
|
|
);
|
|
|
|
GstVaapiContext *
|
|
gst_vaapi_context_new_full(GstVaapiDisplay *display, GstVaapiContextInfo *cip);
|
|
|
|
gboolean
|
|
gst_vaapi_context_reset(
|
|
GstVaapiContext *context,
|
|
GstVaapiProfile profile,
|
|
GstVaapiEntrypoint entrypoint,
|
|
guint width,
|
|
guint height
|
|
);
|
|
|
|
gboolean
|
|
gst_vaapi_context_reset_full(GstVaapiContext *context, GstVaapiContextInfo *cip);
|
|
|
|
GstVaapiID
|
|
gst_vaapi_context_get_id(GstVaapiContext *context);
|
|
|
|
GstVaapiProfile
|
|
gst_vaapi_context_get_profile(GstVaapiContext *context);
|
|
|
|
gboolean
|
|
gst_vaapi_context_set_profile(GstVaapiContext *context, GstVaapiProfile profile);
|
|
|
|
GstVaapiEntrypoint
|
|
gst_vaapi_context_get_entrypoint(GstVaapiContext *context);
|
|
|
|
void
|
|
gst_vaapi_context_get_size(
|
|
GstVaapiContext *context,
|
|
guint *pwidth,
|
|
guint *pheight
|
|
);
|
|
|
|
GstVaapiSurface *
|
|
gst_vaapi_context_get_surface(GstVaapiContext *context);
|
|
|
|
guint
|
|
gst_vaapi_context_get_surface_count(GstVaapiContext *context);
|
|
|
|
void
|
|
gst_vaapi_context_put_surface(GstVaapiContext *context, GstVaapiSurface *surface);
|
|
|
|
GstVaapiSurface *
|
|
gst_vaapi_context_find_surface_by_id(GstVaapiContext *context, GstVaapiID id);
|
|
|
|
gboolean
|
|
gst_vaapi_context_apply_composition(
|
|
GstVaapiContext *context,
|
|
GstVideoOverlayComposition *composition
|
|
);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* GST_VAAPI_CONTEXT_H */
|