diff options
author | Zdenek Kabelac <kabi@informatics.muni.cz> | 2002-05-06 16:40:43 +0000 |
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committer | Zdenek Kabelac <kabi@informatics.muni.cz> | 2002-05-06 16:40:43 +0000 |
commit | afa90da5fb4715fcc974f34feab3a90400925845 (patch) | |
tree | b5e1dded57a91f9f8949b4076847e5abe5427d5f /libavcodec/libac3/bitstream.h | |
parent | 7aaf3b98fcbee72e216435ad29360e58b6a18673 (diff) |
* replaced with liba52
Originally committed as revision 447 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/libac3/bitstream.h')
-rw-r--r-- | libavcodec/libac3/bitstream.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/libavcodec/libac3/bitstream.h b/libavcodec/libac3/bitstream.h deleted file mode 100644 index 84f3287c87..0000000000 --- a/libavcodec/libac3/bitstream.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * bitstream.h - * - * 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. - * - */ - -//My new and improved vego-matic endian swapping routine -//(stolen from the kernel) -#ifdef WORDS_BIGENDIAN - -# define swab32(x) (x) - -#else - -# if defined (__i386__) - -# define swab32(x) __i386_swab32(x) - static inline const uint32_t __i386_swab32(uint32_t x) - { - __asm__("bswap %0" : "=r" (x) : "0" (x)); - return x; - } - -# else - -# define swab32(x)\ -((((uint8_t*)&x)[0] << 24) | (((uint8_t*)&x)[1] << 16) | \ - (((uint8_t*)&x)[2] << 8) | (((uint8_t*)&x)[3])) - -# endif -#endif - -extern uint32_t bits_left; -extern uint32_t current_word; - -void bitstream_set_ptr (uint8_t * buf); -uint32_t bitstream_get_bh(uint32_t num_bits); - -static inline uint32_t -bitstream_get(uint32_t num_bits) -{ - uint32_t result; - - if(num_bits < bits_left) { - result = (current_word << (32 - bits_left)) >> (32 - num_bits); - bits_left -= num_bits; - return result; - } - - return bitstream_get_bh(num_bits); -} |