mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
38 lines
1.3 KiB
38 lines
1.3 KiB
/* |
|
* Copyright (C) 2011 Michael Niedermayer (michaelni@gmx.at) |
|
* |
|
* This file is part of libswresample |
|
* |
|
* libswresample is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU Lesser General Public |
|
* License as published by the Free Software Foundation; either |
|
* version 2.1 of the License, or (at your option) any later version. |
|
* |
|
* libswresample is distributed in the hope that it will be useful, |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* Lesser General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public |
|
* License along with libswresample; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
|
|
static void RENAME(sum2)(SAMPLE *out, const SAMPLE *in1, const SAMPLE *in2, COEFF coeff1, COEFF coeff2, int len){ |
|
int i; |
|
|
|
for(i=0; i<len; i++) |
|
out[i] = R(coeff1*in1[i] + coeff2*in2[i]); |
|
} |
|
|
|
static void RENAME(copy)(SAMPLE *out, const SAMPLE *in, COEFF coeff, int len){ |
|
if(coeff == ONE){ |
|
memcpy(out, in, sizeof(SAMPLE)*len); |
|
}else{ |
|
int i; |
|
for(i=0; i<len; i++) |
|
out[i] = R(coeff*in[i]); |
|
} |
|
} |
|
|
|
|