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124 lines
3.5 KiB
C
124 lines
3.5 KiB
C
/*
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* gstvaapicontext.h - VA context abstraction
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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) 2011-2014 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_CONTEXT_H
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#define GST_VAAPI_CONTEXT_H
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#include <gst/vaapi/gstvaapiobject.h>
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#include <gst/vaapi/gstvaapiprofile.h>
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#include <gst/vaapi/gstvaapidisplay.h>
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#include <gst/vaapi/gstvaapisurface.h>
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#include <gst/video/video-overlay-composition.h>
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G_BEGIN_DECLS
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#define GST_VAAPI_CONTEXT(obj) \
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((GstVaapiContext *) (obj))
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typedef struct _GstVaapiContext GstVaapiContext;
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typedef struct _GstVaapiContextInfo GstVaapiContextInfo;
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/**
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* GstVaapiContextInfo:
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*
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* Structure holding VA context info like encoded size, decoder
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* profile and entry-point to use, and maximum number of reference
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* frames reported by the bitstream.
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*
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* Note: @rc_mode is only valid for VA context used for encoding,
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* i.e. if @entrypoint is set to @GST_VAAPI_ENTRYPOINT_SLICE_ENCODE.
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*/
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struct _GstVaapiContextInfo
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{
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GstVaapiProfile profile;
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GstVaapiEntrypoint entrypoint;
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GstVaapiRateControl rc_mode;
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guint width;
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guint height;
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guint ref_frames;
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};
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G_GNUC_INTERNAL
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GstVaapiContext *
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gst_vaapi_context_new (GstVaapiDisplay * display, GstVaapiProfile profile,
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GstVaapiEntrypoint entrypoint, guint width, guint height);
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G_GNUC_INTERNAL
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GstVaapiContext *
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gst_vaapi_context_new_full (GstVaapiDisplay * display,
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const GstVaapiContextInfo * cip);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_context_reset (GstVaapiContext * context, GstVaapiProfile profile,
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GstVaapiEntrypoint entrypoint, guint width, guint height);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_context_reset_full (GstVaapiContext * context,
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const GstVaapiContextInfo * new_cip);
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G_GNUC_INTERNAL
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GstVaapiID
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gst_vaapi_context_get_id (GstVaapiContext * context);
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G_GNUC_INTERNAL
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GstVaapiProfile
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gst_vaapi_context_get_profile (GstVaapiContext * context);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_context_set_profile (GstVaapiContext * context,
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GstVaapiProfile profile);
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G_GNUC_INTERNAL
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GstVaapiEntrypoint
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gst_vaapi_context_get_entrypoint (GstVaapiContext * context);
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G_GNUC_INTERNAL
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void
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gst_vaapi_context_get_size (GstVaapiContext * context,
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guint * pwidth, guint * pheight);
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G_GNUC_INTERNAL
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GstVaapiSurfaceProxy *
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gst_vaapi_context_get_surface_proxy (GstVaapiContext * context);
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G_GNUC_INTERNAL
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guint
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gst_vaapi_context_get_surface_count (GstVaapiContext * context);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_context_apply_composition (GstVaapiContext * context,
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GstVideoOverlayComposition * composition);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_context_get_attribute (GstVaapiContext * context,
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VAConfigAttribType type, guint * out_value_ptr);
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G_END_DECLS
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#endif /* GST_VAAPI_CONTEXT_H */
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