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annotate ffmpeg/libavutil/intmath.c @ 13:844d341cf643 tip
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author | Yading Song <yading.song@eecs.qmul.ac.uk> |
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date | Thu, 31 Oct 2013 13:17:06 +0000 |
parents | f445c3017523 |
children |
rev | line source |
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yading@11 | 1 /* |
yading@11 | 2 * This file is part of FFmpeg. |
yading@11 | 3 * |
yading@11 | 4 * FFmpeg is free software; you can redistribute it and/or |
yading@11 | 5 * modify it under the terms of the GNU Lesser General Public |
yading@11 | 6 * License as published by the Free Software Foundation; either |
yading@11 | 7 * version 2.1 of the License, or (at your option) any later version. |
yading@11 | 8 * |
yading@11 | 9 * FFmpeg is distributed in the hope that it will be useful, |
yading@11 | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
yading@11 | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
yading@11 | 12 * Lesser General Public License for more details. |
yading@11 | 13 * |
yading@11 | 14 * You should have received a copy of the GNU Lesser General Public |
yading@11 | 15 * License along with FFmpeg; if not, write to the Free Software |
yading@11 | 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
yading@11 | 17 */ |
yading@11 | 18 |
yading@11 | 19 #include "intmath.h" |
yading@11 | 20 |
yading@11 | 21 /* undef these to get the function prototypes from common.h */ |
yading@11 | 22 #undef av_log2 |
yading@11 | 23 #undef av_log2_16bit |
yading@11 | 24 #include "common.h" |
yading@11 | 25 |
yading@11 | 26 int av_log2(unsigned v) |
yading@11 | 27 { |
yading@11 | 28 return ff_log2(v); |
yading@11 | 29 } |
yading@11 | 30 |
yading@11 | 31 int av_log2_16bit(unsigned v) |
yading@11 | 32 { |
yading@11 | 33 return ff_log2_16bit(v); |
yading@11 | 34 } |
yading@11 | 35 |
yading@11 | 36 int av_ctz(int v) |
yading@11 | 37 { |
yading@11 | 38 return ff_ctz(v); |
yading@11 | 39 } |