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libavcodec
vaapi_internal.h
Go to the documentation of this file.
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/*
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* Video Acceleration API (video decoding)
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* HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1
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*
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* Copyright (C) 2008-2009 Splitted-Desktop Systems
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg 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 FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_VAAPI_INTERNAL_H
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#define AVCODEC_VAAPI_INTERNAL_H
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#include <va/va.h>
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#include "
vaapi.h
"
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#include "
avcodec.h
"
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#include "
mpegvideo.h
"
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/**
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* @addtogroup VAAPI_Decoding
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*
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* @{
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*/
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/** Extract VASurfaceID from a Picture */
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static
inline
VASurfaceID
ff_vaapi_get_surface_id
(
Picture
*pic)
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{
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return
(uintptr_t)pic->
f
.
data
[3];
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}
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/** Common AVHWAccel.end_frame() implementation */
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void
ff_vaapi_common_end_frame
(
AVCodecContext
*avctx);
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/** Allocate a new picture parameter buffer */
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void
*
ff_vaapi_alloc_pic_param
(
struct
vaapi_context
*vactx,
unsigned
int
size
);
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/** Allocate a new IQ matrix buffer */
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void
*
ff_vaapi_alloc_iq_matrix
(
struct
vaapi_context
*vactx,
unsigned
int
size
);
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/** Allocate a new bit-plane buffer */
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uint8_t
*
ff_vaapi_alloc_bitplane
(
struct
vaapi_context
*vactx, uint32_t
size
);
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/**
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* Allocate a new slice descriptor for the input slice.
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*
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* @param vactx the VA API context
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* @param buffer the slice data buffer base
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* @param size the size of the slice in bytes
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* @return the newly allocated slice parameter
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*/
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VASliceParameterBufferBase *
ff_vaapi_alloc_slice
(
struct
vaapi_context
*vactx,
const
uint8_t
*
buffer
, uint32_t
size
);
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int
ff_vaapi_mpeg_end_frame
(
AVCodecContext
*avctx);
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int
ff_vaapi_commit_slices
(
struct
vaapi_context
*vactx);
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int
ff_vaapi_render_picture
(
struct
vaapi_context
*vactx, VASurfaceID surface);
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/* @} */
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#endif
/* AVCODEC_VAAPI_INTERNAL_H */
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