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author | Klaus Schmidinger <vdr@tvdr.de> | 2002-02-24 14:07:21 +0100 |
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committer | Klaus Schmidinger <vdr@tvdr.de> | 2002-02-24 14:07:21 +0100 |
commit | 715ed57ab1650cac0c6279d9cd60b2c63d32539c (patch) | |
tree | e237442562e909c163366f2a2962d5a084fd44d4 /ac3dec/bitstream.c | |
parent | 44ee59b21ab0d84aa1f2f9cb8d55439b5dd483a8 (diff) | |
download | vdr-715ed57ab1650cac0c6279d9cd60b2c63d32539c.tar.gz vdr-715ed57ab1650cac0c6279d9cd60b2c63d32539c.tar.bz2 |
Removed DVD support from the core VDR source
Diffstat (limited to 'ac3dec/bitstream.c')
-rw-r--r-- | ac3dec/bitstream.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/ac3dec/bitstream.c b/ac3dec/bitstream.c deleted file mode 100644 index f48d2408..00000000 --- a/ac3dec/bitstream.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * bitstream.c - * - * Copyright (C) Aaron Holtzman - Dec 1999 - * - * This file is part of ac3dec, a free AC-3 audio decoder - * - * ac3dec is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * ac3dec 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Make; see the file COPYING. If not, write to - * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <stdlib.h> -#include <stdio.h> -#include <inttypes.h> - -#include <bswap.h> -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "ac3.h" -#include "ac3_internal.h" -#include "bitstream.h" - - -uint32_t bits_left = 0; -uint64_t current_word; -uint64_t *buffer_start = 0; - - -static inline uint64_t getdword (void) -{ - return be2me_64 (*buffer_start++); -} - - -static inline void bitstream_fill_current (void) -{ - //current_word = bswap_64 (*buffer_start++); - current_word = getdword (); -} - - -uint32_t bitstream_get_bh (uint32_t num_bits) -{ - uint32_t result; - - num_bits -= bits_left; - result = (current_word << (64 - bits_left)) >> (64 - bits_left); - - bitstream_fill_current(); - - if(num_bits != 0) - result = (result << num_bits) | (current_word >> (64 - num_bits)); - - bits_left = 64 - num_bits; - - return result; -} - - -void bitstream_init (uint8_t *start) -{ - //initialize the start of the buffer - buffer_start = (uint64_t *) start; - bits_left = 0; -} |