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/*
* HW decode acceleration through CUVID
*
* Copyright (c) 2016 Anton Khirnov
*
* 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_CUVID_H
#define AVCODEC_CUVID_H
#include <cuviddec.h>
#include <stdint.h>
#include "libavutil/buffer.h"
#include "libavutil/frame.h"
#include "avcodec.h"
typedef struct CUVIDFrame {
unsigned int idx;
AVBufferRef *idx_ref;
AVBufferRef *decoder_ref;
} CUVIDFrame;
typedef struct CUVIDContext {
CUVIDPICPARAMS pic_params;
AVBufferPool *decoder_pool;
AVBufferRef *decoder_ref;
uint8_t *bitstream;
int bitstream_len;
unsigned int bitstream_allocated;
unsigned *slice_offsets;
int nb_slices;
unsigned int slice_offsets_allocated;
} CUVIDContext;
int ff_cuvid_decode_init(AVCodecContext *avctx, unsigned int dpb_size);
int ff_cuvid_decode_uninit(AVCodecContext *avctx);
int ff_cuvid_start_frame(AVCodecContext *avctx, AVFrame *frame);
int ff_cuvid_end_frame(AVCodecContext *avctx);
#endif /* AVCODEC_CUVID_H */