From 387af97a26105fce79e6a8726752cf183d40939e Mon Sep 17 00:00:00 2001 From: Mohamed Tarek Date: Thu, 15 Jul 2010 05:38:09 +0000 Subject: Initial cleanup for libwmapro. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27425 a1c6a512-1295-4272-9138-f99709370657 --- apps/codecs/libwmapro/bitstream.c | 29 +++++++++++++++++++++++++++-- 1 file changed, 27 insertions(+), 2 deletions(-) (limited to 'apps/codecs/libwmapro/bitstream.c') diff --git a/apps/codecs/libwmapro/bitstream.c b/apps/codecs/libwmapro/bitstream.c index 4ae9727ac0..142ffa7651 100644 --- a/apps/codecs/libwmapro/bitstream.c +++ b/apps/codecs/libwmapro/bitstream.c @@ -28,12 +28,37 @@ * bitstream api. */ -#include "avcodec.h" #include "get_bits.h" #include "put_bits.h" +#include #define av_log(...) +/* Taken from libavutil/common.h */ +#define FFMIN(a,b) ((a) > (b) ? (b) : (a)) +#define FFMAX(a,b) ((a) > (b) ? (a) : (b)) + +/* av_reverse - taken from libavutil/mathematics.c*/ +const uint8_t av_reverse[256]={ +0x00,0x80,0x40,0xC0,0x20,0xA0,0x60,0xE0,0x10,0x90,0x50,0xD0,0x30,0xB0,0x70,0xF0, +0x08,0x88,0x48,0xC8,0x28,0xA8,0x68,0xE8,0x18,0x98,0x58,0xD8,0x38,0xB8,0x78,0xF8, +0x04,0x84,0x44,0xC4,0x24,0xA4,0x64,0xE4,0x14,0x94,0x54,0xD4,0x34,0xB4,0x74,0xF4, +0x0C,0x8C,0x4C,0xCC,0x2C,0xAC,0x6C,0xEC,0x1C,0x9C,0x5C,0xDC,0x3C,0xBC,0x7C,0xFC, +0x02,0x82,0x42,0xC2,0x22,0xA2,0x62,0xE2,0x12,0x92,0x52,0xD2,0x32,0xB2,0x72,0xF2, +0x0A,0x8A,0x4A,0xCA,0x2A,0xAA,0x6A,0xEA,0x1A,0x9A,0x5A,0xDA,0x3A,0xBA,0x7A,0xFA, +0x06,0x86,0x46,0xC6,0x26,0xA6,0x66,0xE6,0x16,0x96,0x56,0xD6,0x36,0xB6,0x76,0xF6, +0x0E,0x8E,0x4E,0xCE,0x2E,0xAE,0x6E,0xEE,0x1E,0x9E,0x5E,0xDE,0x3E,0xBE,0x7E,0xFE, +0x01,0x81,0x41,0xC1,0x21,0xA1,0x61,0xE1,0x11,0x91,0x51,0xD1,0x31,0xB1,0x71,0xF1, +0x09,0x89,0x49,0xC9,0x29,0xA9,0x69,0xE9,0x19,0x99,0x59,0xD9,0x39,0xB9,0x79,0xF9, +0x05,0x85,0x45,0xC5,0x25,0xA5,0x65,0xE5,0x15,0x95,0x55,0xD5,0x35,0xB5,0x75,0xF5, +0x0D,0x8D,0x4D,0xCD,0x2D,0xAD,0x6D,0xED,0x1D,0x9D,0x5D,0xDD,0x3D,0xBD,0x7D,0xFD, +0x03,0x83,0x43,0xC3,0x23,0xA3,0x63,0xE3,0x13,0x93,0x53,0xD3,0x33,0xB3,0x73,0xF3, +0x0B,0x8B,0x4B,0xCB,0x2B,0xAB,0x6B,0xEB,0x1B,0x9B,0x5B,0xDB,0x3B,0xBB,0x7B,0xFB, +0x07,0x87,0x47,0xC7,0x27,0xA7,0x67,0xE7,0x17,0x97,0x57,0xD7,0x37,0xB7,0x77,0xF7, +0x0F,0x8F,0x4F,0xCF,0x2F,0xAF,0x6F,0xEF,0x1F,0x9F,0x5F,0xDF,0x3F,0xBF,0x7F,0xFF, +}; + + const uint8_t ff_log2_run[32]={ 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, @@ -120,7 +145,7 @@ static int alloc_table(VLC *vlc, int size, int use_static) return index; } -static av_always_inline uint32_t bitswap_32(uint32_t x) { +static inline uint32_t bitswap_32(uint32_t x) { return av_reverse[x&0xFF]<<24 | av_reverse[(x>>8)&0xFF]<<16 | av_reverse[(x>>16)&0xFF]<<8 -- cgit v1.2.3