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 /****************************************************************** 12 13 iLBC Speech Coder ANSI-C Source Code 14 15 WebRtcIlbcfix_Vq3.h 16 17 ******************************************************************/ 18 19 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_VQ3_H_ 20 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_VQ3_H_ 21 22 #include "webrtc/typedefs.h" 23 24 /*----------------------------------------------------------------* 25 * Vector quantization of order 3 (based on MSE) 26 *---------------------------------------------------------------*/ 27 28 void WebRtcIlbcfix_Vq3( 29 int16_t *Xq, /* (o) the quantized vector (Q13) */ 30 int16_t *index, /* (o) the quantization index */ 31 int16_t *CB, /* (i) the vector quantization codebook (Q13) */ 32 int16_t *X, /* (i) the vector to quantize (Q13) */ 33 int16_t n_cb /* (i) the number of vectors in the codebook */ 34 ); 35 36 #endif 37