ffmpeg/libavcodec/fdctdsp.h

   1 /*
   2  * This file is part of FFmpeg.
   3  *
   4  * FFmpeg is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * FFmpeg is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with FFmpeg; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17  */
  18
  19 #ifndef AVCODEC_FDCTDSP_H
  20 #define AVCODEC_FDCTDSP_H
  21
  22 #include <stdint.h>
  23
  24 #include "avcodec.h"
  25
  26 typedef struct FDCTDSPContext {
  27     void (*fdct)(int16_t *block /* align 16 */);
  28     void (*fdct248)(int16_t *block /* align 16 */);
  29 } FDCTDSPContext;
  30
  31 void ff_fdctdsp_init(FDCTDSPContext *c, AVCodecContext *avctx);
  32 void ff_fdctdsp_init_ppc(FDCTDSPContext *c, AVCodecContext *avctx,
  33                          unsigned high_bit_depth);
  34 void ff_fdctdsp_init_x86(FDCTDSPContext *c, AVCodecContext *avctx,
  35                          unsigned high_bit_depth);
  36
  37 #endif /* AVCODEC_FDCTDSP_H */