oper_32b.h 534 B

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  1. /*
  2. ITU-T G.729A Speech Coder ANSI-C Source Code
  3. Version 1.1 Last modified: September 1996
  4. Copyright (c) 1996,
  5. AT&T, France Telecom, NTT, Universite de Sherbrooke, Lucent Technologies
  6. All rights reserved.
  7. */
  8. /* Double precision operations */
  9. void L_Extract(Word32 L_32, Word16 *hi, Word16 *lo);
  10. Word32 L_Comp(Word16 hi, Word16 lo);
  11. Word32 Mpy_32(Word16 hi1, Word16 lo1, Word16 hi2, Word16 lo2);
  12. Word32 Mpy_32_16(Word16 hi, Word16 lo, Word16 n);
  13. Word32 Div_32(Word32 L_num, Word16 denom_hi, Word16 denom_lo);