common.h 1.5 KB

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  1. /*
  2. * Copyright (C) 1999-2010 The L.A.M.E. project
  3. *
  4. * Initially written by Michael Hipp, see also AUTHORS and README.
  5. *
  6. * This library is free software; you can redistribute it and/or
  7. * modify it under the terms of the GNU Library General Public
  8. * License as published by the Free Software Foundation; either
  9. * version 2 of the License, or (at your option) any later version.
  10. *
  11. * This library 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. * Library General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU Library General Public
  17. * License along with this library; if not, write to the
  18. * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19. * Boston, MA 02111-1307, USA.
  20. */
  21. #ifndef COMMON_H_INCLUDED
  22. #define COMMON_H_INCLUDED
  23. #include "mpg123.h"
  24. #include "mpglib.h"
  25. extern const int tabsel_123[2][3][16];
  26. extern const long freqs[9];
  27. extern real muls[27][64];
  28. int head_check(unsigned long head, int check_layer);
  29. int decode_header(PMPSTR mp, struct frame *fr, unsigned long newhead);
  30. unsigned int getbits(PMPSTR mp, int number_of_bits);
  31. unsigned int getbits_fast(PMPSTR mp, int number_of_bits);
  32. unsigned char get_leq_8_bits(PMPSTR mp, unsigned int number_of_bits);
  33. unsigned short get_leq_16_bits(PMPSTR mp, unsigned int number_of_bits);
  34. int set_pointer(PMPSTR mp, long backstep);
  35. #endif