yading@10: /*
yading@10:  * Video Acceleration API (video decoding)
yading@10:  * HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1
yading@10:  *
yading@10:  * Copyright (C) 2008-2009 Splitted-Desktop Systems
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: #ifndef AVCODEC_VAAPI_INTERNAL_H
yading@10: #define AVCODEC_VAAPI_INTERNAL_H
yading@10: 
yading@10: #include <va/va.h>
yading@10: #include "vaapi.h"
yading@10: #include "avcodec.h"
yading@10: #include "mpegvideo.h"
yading@10: 
yading@10: /**
yading@10:  * @addtogroup VAAPI_Decoding
yading@10:  *
yading@10:  * @{
yading@10:  */
yading@10: 
yading@10: /** Extract VASurfaceID from a Picture */
yading@10: static inline VASurfaceID ff_vaapi_get_surface_id(Picture *pic)
yading@10: {
yading@10:     return (uintptr_t)pic->f.data[3];
yading@10: }
yading@10: 
yading@10: /** Common AVHWAccel.end_frame() implementation */
yading@10: void ff_vaapi_common_end_frame(AVCodecContext *avctx);
yading@10: 
yading@10: /** Allocate a new picture parameter buffer */
yading@10: void *ff_vaapi_alloc_pic_param(struct vaapi_context *vactx, unsigned int size);
yading@10: 
yading@10: /** Allocate a new IQ matrix buffer */
yading@10: void *ff_vaapi_alloc_iq_matrix(struct vaapi_context *vactx, unsigned int size);
yading@10: 
yading@10: /** Allocate a new bit-plane buffer */
yading@10: uint8_t *ff_vaapi_alloc_bitplane(struct vaapi_context *vactx, uint32_t size);
yading@10: 
yading@10: /**
yading@10:  * Allocate a new slice descriptor for the input slice.
yading@10:  *
yading@10:  * @param vactx the VA API context
yading@10:  * @param buffer the slice data buffer base
yading@10:  * @param size the size of the slice in bytes
yading@10:  * @return the newly allocated slice parameter
yading@10:  */
yading@10: VASliceParameterBufferBase *ff_vaapi_alloc_slice(struct vaapi_context *vactx, const uint8_t *buffer, uint32_t size);
yading@10: 
yading@10: int ff_vaapi_mpeg_end_frame(AVCodecContext *avctx);
yading@10: int ff_vaapi_commit_slices(struct vaapi_context *vactx);
yading@10: int ff_vaapi_render_picture(struct vaapi_context *vactx, VASurfaceID surface);
yading@10: 
yading@10: /* @} */
yading@10: 
yading@10: #endif /* AVCODEC_VAAPI_INTERNAL_H */