* Copyright (c) 2000, 2001 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg 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.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg 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 Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
if (HAVE_ALTIVEC) ff_fmt_convert_init_altivec(c, avctx);
if (HAVE_MMX) ff_fmt_convert_init_x86(c, avctx);
}
+
+/* ffdshow custom code */
+void float_interleave(float *dst, const float **src, long len, int channels)
+{
+ int i,j,c;
+ if(channels==2){
+ for(i=0; i<len; i++){
+ dst[2*i] = src[0][i] / 32768.0f;
+ dst[2*i+1] = src[1][i] / 32768.0f;
+ }
+ }else{
+ for(c=0; c<channels; c++)
+ for(i=0, j=c; i<len; i++, j+=channels)
+ dst[j] = src[c][i] / 32768.0f;
+ }
+}
+
+void float_interleave_noscale(float *dst, const float **src, long len, int channels)
+{
+ int i,j,c;
+ if(channels==2){
+ for(i=0; i<len; i++){
+ dst[2*i] = src[0][i];
+ dst[2*i+1] = src[1][i];
+ }
+ }else{
+ for(c=0; c<channels; c++)
+ for(i=0, j=c; i<len; i++, j+=channels)
+ dst[j] = src[c][i];
+ }
+}