energy_inverse.h 1.1 KB

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  1. /*
  2. * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
  3. *
  4. * Use of this source code is governed by a BSD-style license
  5. * that can be found in the LICENSE file in the root of the source
  6. * tree. An additional intellectual property rights grant can be found
  7. * in the file PATENTS. All contributing project authors may
  8. * be found in the AUTHORS file in the root of the source tree.
  9. */
  10. /******************************************************************
  11. iLBC Speech Coder ANSI-C Source Code
  12. WebRtcIlbcfix_EnergyInverse.h
  13. ******************************************************************/
  14. #ifndef MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_ENERGY_INVERSE_H_
  15. #define MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_ENERGY_INVERSE_H_
  16. #include "modules/audio_coding/codecs/ilbc/defines.h"
  17. /* Inverses the in vector in into Q29 domain */
  18. void WebRtcIlbcfix_EnergyInverse(
  19. int16_t*
  20. energy, /* (i/o) Energy and inverse
  21. energy (in Q29) */
  22. size_t noOfEnergies); /* (i) The length of the energy
  23. vector */
  24. #endif