diff options
Diffstat (limited to 'libFLAC/fixed.c')
| -rw-r--r-- | libFLAC/fixed.c | 38 |
1 files changed, 11 insertions, 27 deletions
diff --git a/libFLAC/fixed.c b/libFLAC/fixed.c index 1a3aac0..74b31b3 100644 --- a/libFLAC/fixed.c +++ b/libFLAC/fixed.c @@ -1,5 +1,6 @@ /* libFLAC - Free Lossless Audio Codec library - * Copyright (C) 2000,2001,2002,2003,2004,2005,2006,2007 Josh Coalson + * Copyright (C) 2000-2009 Josh Coalson + * Copyright (C) 2011-2014 Xiph.Org Foundation * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -29,26 +30,18 @@ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -#if HAVE_CONFIG_H +#ifdef HAVE_CONFIG_H # include <config.h> #endif #include <math.h> #include <string.h> +#include "share/compat.h" #include "private/bitmath.h" #include "private/fixed.h" +#include "private/macros.h" #include "FLAC/assert.h" -#ifndef M_LN2 -/* math.h in VC++ doesn't seem to have this (how Microsoft is that?) */ -#define M_LN2 0.69314718055994530942 -#endif - -#ifdef min -#undef min -#endif -#define min(x,y) ((x) < (y)? (x) : (y)) - #ifdef local_abs #undef local_abs #endif @@ -242,11 +235,11 @@ unsigned FLAC__fixed_compute_best_predictor(const FLAC__int32 data[], unsigned d error -= last_error_3; total_error_4 += local_abs(error); last_error_3 = save; } - if(total_error_0 < min(min(min(total_error_1, total_error_2), total_error_3), total_error_4)) + if(total_error_0 < flac_min(flac_min(flac_min(total_error_1, total_error_2), total_error_3), total_error_4)) order = 0; - else if(total_error_1 < min(min(total_error_2, total_error_3), total_error_4)) + else if(total_error_1 < flac_min(flac_min(total_error_2, total_error_3), total_error_4)) order = 1; - else if(total_error_2 < min(total_error_3, total_error_4)) + else if(total_error_2 < flac_min(total_error_3, total_error_4)) order = 2; else if(total_error_3 < total_error_4) order = 3; @@ -304,11 +297,11 @@ unsigned FLAC__fixed_compute_best_predictor_wide(const FLAC__int32 data[], unsig error -= last_error_3; total_error_4 += local_abs(error); last_error_3 = save; } - if(total_error_0 < min(min(min(total_error_1, total_error_2), total_error_3), total_error_4)) + if(total_error_0 < flac_min(flac_min(flac_min(total_error_1, total_error_2), total_error_3), total_error_4)) order = 0; - else if(total_error_1 < min(min(total_error_2, total_error_3), total_error_4)) + else if(total_error_1 < flac_min(flac_min(total_error_2, total_error_3), total_error_4)) order = 1; - else if(total_error_2 < min(total_error_3, total_error_4)) + else if(total_error_2 < flac_min(total_error_3, total_error_4)) order = 2; else if(total_error_3 < total_error_4) order = 3; @@ -324,20 +317,11 @@ unsigned FLAC__fixed_compute_best_predictor_wide(const FLAC__int32 data[], unsig FLAC__ASSERT(data_len > 0 || total_error_3 == 0); FLAC__ASSERT(data_len > 0 || total_error_4 == 0); #ifndef FLAC__INTEGER_ONLY_LIBRARY -#if defined _MSC_VER || defined __MINGW32__ - /* with MSVC you have to spoon feed it the casting */ - residual_bits_per_sample[0] = (FLAC__float)((total_error_0 > 0) ? log(M_LN2 * (FLAC__double)(FLAC__int64)total_error_0 / (FLAC__double)data_len) / M_LN2 : 0.0); - residual_bits_per_sample[1] = (FLAC__float)((total_error_1 > 0) ? log(M_LN2 * (FLAC__double)(FLAC__int64)total_error_1 / (FLAC__double)data_len) / M_LN2 : 0.0); - residual_bits_per_sample[2] = (FLAC__float)((total_error_2 > 0) ? log(M_LN2 * (FLAC__double)(FLAC__int64)total_error_2 / (FLAC__double)data_len) / M_LN2 : 0.0); - residual_bits_per_sample[3] = (FLAC__float)((total_error_3 > 0) ? log(M_LN2 * (FLAC__double)(FLAC__int64)total_error_3 / (FLAC__double)data_len) / M_LN2 : 0.0); - residual_bits_per_sample[4] = (FLAC__float)((total_error_4 > 0) ? log(M_LN2 * (FLAC__double)(FLAC__int64)total_error_4 / (FLAC__double)data_len) / M_LN2 : 0.0); -#else residual_bits_per_sample[0] = (FLAC__float)((total_error_0 > 0) ? log(M_LN2 * (FLAC__double)total_error_0 / (FLAC__double)data_len) / M_LN2 : 0.0); residual_bits_per_sample[1] = (FLAC__float)((total_error_1 > 0) ? log(M_LN2 * (FLAC__double)total_error_1 / (FLAC__double)data_len) / M_LN2 : 0.0); residual_bits_per_sample[2] = (FLAC__float)((total_error_2 > 0) ? log(M_LN2 * (FLAC__double)total_error_2 / (FLAC__double)data_len) / M_LN2 : 0.0); residual_bits_per_sample[3] = (FLAC__float)((total_error_3 > 0) ? log(M_LN2 * (FLAC__double)total_error_3 / (FLAC__double)data_len) / M_LN2 : 0.0); residual_bits_per_sample[4] = (FLAC__float)((total_error_4 > 0) ? log(M_LN2 * (FLAC__double)total_error_4 / (FLAC__double)data_len) / M_LN2 : 0.0); -#endif #else residual_bits_per_sample[0] = (total_error_0 > 0) ? local__compute_rbps_wide_integerized(total_error_0, data_len) : 0; residual_bits_per_sample[1] = (total_error_1 > 0) ? local__compute_rbps_wide_integerized(total_error_1, data_len) : 0; |