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https://opencores.org/ocsvn/bluespec-h264/bluespec-h264/trunk
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jamey.hick |
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/*!
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***************************************************************************
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* \file
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* biaridecod.h
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*
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* \brief
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* Headerfile for binary arithmetic decoder routines
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*
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* \author
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* Detlev Marpe,
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* Gabi Blättermann
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* Copyright (C) 2000 HEINRICH HERTZ INSTITUTE All Rights Reserved.
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*
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* \date
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* 21. Oct 2000
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**************************************************************************
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*/
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#ifndef _BIARIDECOD_H_
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#define _BIARIDECOD_H_
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/************************************************************************
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* D e f i n i t i o n s
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***********************************************************************
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*/
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void arideco_start_decoding(DecodingEnvironmentPtr eep, unsigned char *code_buffer, int firstbyte, int *code_len, int slice_type);
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int arideco_bits_read(DecodingEnvironmentPtr dep);
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void arideco_done_decoding(DecodingEnvironmentPtr dep);
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void biari_init_context (struct img_par *img, BiContextTypePtr ctx, const int* ini);
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void rescale_cum_freq(BiContextTypePtr bi_ct);
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unsigned int biari_decode_symbol(DecodingEnvironmentPtr dep, BiContextTypePtr bi_ct );
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unsigned int biari_decode_symbol_eq_prob(DecodingEnvironmentPtr dep);
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unsigned int biari_decode_final(DecodingEnvironmentPtr dep);
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#endif // BIARIDECOD_H_
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