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/*
* Video Acceleration API (video decoding)
* HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1
*
* Copyright (C) 2008-2009 Splitted-Desktop Systems
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_VAAPI_INTERNAL_H
#define AVCODEC_VAAPI_INTERNAL_H
#include <va/va.h>
#include "vaapi.h"
#include "avcodec.h"
/**
* @addtogroup VAAPI_Decoding
*
* @{
*/
/** Extract VASurfaceID from an AVFrame */
static inline VASurfaceID ff_vaapi_get_surface_id(AVFrame *pic)
{
return (uintptr_t)pic->data[3];
}
/** Common AVHWAccel.end_frame() implementation */
void ff_vaapi_common_end_frame(AVCodecContext *avctx);
/** Allocate a new picture parameter buffer */
void *ff_vaapi_alloc_pic_param(struct vaapi_context *vactx, unsigned int size);
/** Allocate a new IQ matrix buffer */
void *ff_vaapi_alloc_iq_matrix(struct vaapi_context *vactx, unsigned int size);
/** Allocate a new bit-plane buffer */
uint8_t *ff_vaapi_alloc_bitplane(struct vaapi_context *vactx, uint32_t size);
/**
* Allocate a new slice descriptor for the input slice.
*
* @param vactx the VA API context
* @param buffer the slice data buffer base
* @param size the size of the slice in bytes
* @return the newly allocated slice parameter
*/
VASliceParameterBufferBase *ff_vaapi_alloc_slice(struct vaapi_context *vactx, const uint8_t *buffer, uint32_t size);
int ff_vaapi_mpeg_end_frame(AVCodecContext *avctx);
int ff_vaapi_commit_slices(struct vaapi_context *vactx);
int ff_vaapi_render_picture(struct vaapi_context *vactx, VASurfaceID surface);
/* @} */
#endif /* AVCODEC_VAAPI_INTERNAL_H */
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