• Main Page
  • Related Pages
  • Modules
  • Data Structures
  • Files
  • File List
  • Globals

libswresample/rematrix_template.c

Go to the documentation of this file.
00001 /*
00002  * Copyright (C) 2011 Michael Niedermayer (michaelni@gmx.at)
00003  *
00004  * This file is part of libswresample
00005  *
00006  * libswresample is free software; you can redistribute it and/or
00007  * modify it under the terms of the GNU Lesser General Public
00008  * License as published by the Free Software Foundation; either
00009  * version 2.1 of the License, or (at your option) any later version.
00010  *
00011  * libswresample is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014  * Lesser General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public
00017  * License along with libswresample; if not, write to the Free Software
00018  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00019  */
00020 
00021 
00022 static void RENAME(sum2)(SAMPLE *out, const SAMPLE *in1, const SAMPLE *in2, COEFF coeff1, COEFF coeff2, int len){
00023     int i;
00024 
00025     for(i=0; i<len; i++)
00026         out[i] = R(coeff1*in1[i] + coeff2*in2[i]);
00027 }
00028 
00029 static void RENAME(copy)(SAMPLE *out, const SAMPLE *in, COEFF coeff, int len){
00030     if(coeff == ONE){
00031         memcpy(out, in, sizeof(SAMPLE)*len);
00032     }else{
00033         int i;
00034         for(i=0; i<len; i++)
00035             out[i] = R(coeff*in[i]);
00036     }
00037 }
00038 
Generated on Fri Feb 1 2013 14:34:56 for FFmpeg by doxygen 1.7.1