diff options
Diffstat (limited to 'deps/flac-1.3.2/src/libFLAC/bitmath.c')
-rw-r--r-- | deps/flac-1.3.2/src/libFLAC/bitmath.c | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/deps/flac-1.3.2/src/libFLAC/bitmath.c b/deps/flac-1.3.2/src/libFLAC/bitmath.c deleted file mode 100644 index b3d797d..0000000 --- a/deps/flac-1.3.2/src/libFLAC/bitmath.c +++ /dev/null @@ -1,73 +0,0 @@ -/* libFLAC - Free Lossless Audio Codec library - * Copyright (C) 2001-2009 Josh Coalson - * Copyright (C) 2011-2016 Xiph.Org Foundation - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * - Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * - Neither the name of the Xiph.org Foundation nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include "private/bitmath.h" - -/* An example of what FLAC__bitmath_silog2() computes: - * - * silog2(-10) = 5 - * silog2(- 9) = 5 - * silog2(- 8) = 4 - * silog2(- 7) = 4 - * silog2(- 6) = 4 - * silog2(- 5) = 4 - * silog2(- 4) = 3 - * silog2(- 3) = 3 - * silog2(- 2) = 2 - * silog2(- 1) = 2 - * silog2( 0) = 0 - * silog2( 1) = 2 - * silog2( 2) = 3 - * silog2( 3) = 3 - * silog2( 4) = 4 - * silog2( 5) = 4 - * silog2( 6) = 4 - * silog2( 7) = 4 - * silog2( 8) = 5 - * silog2( 9) = 5 - * silog2( 10) = 5 - */ -unsigned FLAC__bitmath_silog2(FLAC__int64 v) -{ - if(v == 0) - return 0; - - if(v == -1) - return 2; - - v = (v < 0) ? (-(v+1)) : v; - return FLAC__bitmath_ilog2_wide(v)+2; -} |