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_Refiner.h 16 17 ******************************************************************/ 18 19 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_REFINER_H_ 20 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_REFINER_H_ 21 22 #include "defines.h" 23 24 /*----------------------------------------------------------------* 25 * find segment starting near idata+estSegPos that has highest 26 * correlation with idata+centerStartPos through 27 * idata+centerStartPos+ENH_BLOCKL-1 segment is found at a 28 * resolution of ENH_UPSO times the original of the original 29 * sampling rate 30 *---------------------------------------------------------------*/ 31 32 void WebRtcIlbcfix_Refiner( 33 size_t *updStartPos, /* (o) updated start point (Q-2) */ 34 int16_t *idata, /* (i) original data buffer */ 35 size_t idatal, /* (i) dimension of idata */ 36 size_t centerStartPos, /* (i) beginning center segment */ 37 size_t estSegPos, /* (i) estimated beginning other segment (Q-2) */ 38 int16_t *surround, /* (i/o) The contribution from this sequence 39 summed with earlier contributions */ 40 int16_t gain /* (i) Gain to use for this sequence */ 41 ); 42 43 #endif 44