FFmpeg: libavutil/log2.c Source File

00001 /*
00002  * This file is part of FFmpeg.
00003  *
00004  * FFmpeg is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Lesser General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2.1 of the License, or (at your option) any later version.
00008  *
00009  * FFmpeg is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Lesser General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Lesser General Public
00015  * License along with FFmpeg; if not, write to the Free Software
00016  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00017  */
00018 
00019 #include "intmath.h"
00020 
00021 /* undef these to get the function prototypes from common.h */
00022 #undef av_log2
00023 #undef av_log2_16bit
00024 #include "common.h"
00025 
00026 int av_log2(unsigned v)
00027 {
00028     return ff_log2(v);
00029 }
00030 
00031 int av_log2_16bit(unsigned v)
00032 {
00033     return ff_log2_16bit(v);
00034 }