/*
  * 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 FFmpeg.
  *
  * FFmpeg 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.
  *
  * FFmpeg 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 FFmpeg; 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"
 #include "mpegvideo.h"
 
 /**

  * @addtogroup VAAPI_Decoding

  *
  * @{
  */
 
 /** Extract VASurfaceID from a Picture */

 static inline VASurfaceID ff_vaapi_get_surface_id(Picture *pic)

 {

     return (uintptr_t)pic->f.data[3];

 }
 
 /** Common AVHWAccel.end_frame() implementation */
 int ff_vaapi_common_end_frame(MpegEncContext *s);
 

 /** 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);
 
 /* @} */
 
 #endif /* AVCODEC_VAAPI_INTERNAL_H */