simple_idct.h 1.7 KB

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  1. /*
  2. * Simple IDCT
  3. *
  4. * Copyright (c) 2001 Michael Niedermayer <michaelni@gmx.at>
  5. *
  6. * This file is part of FFmpeg.
  7. *
  8. * FFmpeg is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU Lesser General Public
  10. * License as published by the Free Software Foundation; either
  11. * version 2.1 of the License, or (at your option) any later version.
  12. *
  13. * FFmpeg is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16. * Lesser General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU Lesser General Public
  19. * License along with FFmpeg; if not, write to the Free Software
  20. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21. */
  22. /**
  23. * @file libavcodec/simple_idct.h
  24. * simple idct header.
  25. */
  26. #ifndef AVCODEC_SIMPLE_IDCT_H
  27. #define AVCODEC_SIMPLE_IDCT_H
  28. #include <stdint.h>
  29. #include "dsputil.h"
  30. void ff_simple_idct_put(uint8_t *dest, int line_size, DCTELEM *block);
  31. void ff_simple_idct_add(uint8_t *dest, int line_size, DCTELEM *block);
  32. void ff_simple_idct_mmx(int16_t *block);
  33. void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);
  34. void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block);
  35. void ff_simple_idct(DCTELEM *block);
  36. void ff_simple_idct248_put(uint8_t *dest, int line_size, DCTELEM *block);
  37. void ff_simple_idct84_add(uint8_t *dest, int line_size, DCTELEM *block);
  38. void ff_simple_idct48_add(uint8_t *dest, int line_size, DCTELEM *block);
  39. void ff_simple_idct44_add(uint8_t *dest, int line_size, DCTELEM *block);
  40. #endif /* AVCODEC_SIMPLE_IDCT_H */