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  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 */
  38.