libavcodec/arm/float_arm_vfp.c

   1 /*
   2  * Copyright (c) 2008 Siarhei Siamashka <ssvb@users.sourceforge.net>
   3  *
   4  * This file is part of FFmpeg.
   5  *
   6  * FFmpeg is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * FFmpeg is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with FFmpeg; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #include "libavcodec/dsputil.h"
  22
  23 void ff_vector_fmul_vfp(float *dst, const float *src, int len);
  24 void ff_vector_fmul_reverse_vfp(float *dst, const float *src0,
  25                                 const float *src1, int len);
  26 void ff_float_to_int16_vfp(int16_t *dst, const float *src, long len);
  27
  28 void ff_float_init_arm_vfp(DSPContext* c, AVCodecContext *avctx)
  29 {
  30     c->vector_fmul = ff_vector_fmul_vfp;
  31     c->vector_fmul_reverse = ff_vector_fmul_reverse_vfp;
  32 #if HAVE_ARMV6
  33     c->float_to_int16 = ff_float_to_int16_vfp;
  34 #endif
  35 }