44 lines
1.7 KiB
C
44 lines
1.7 KiB
C
/*
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* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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/******************************************************************
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iLBC Speech Coder ANSI-C Source Code
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WebRtcIlbcfix_Refiner.h
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******************************************************************/
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#ifndef MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_REFINER_H_
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#define MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_REFINER_H_
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#include "modules/audio_coding/codecs/ilbc/defines.h"
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/*----------------------------------------------------------------*
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* find segment starting near idata+estSegPos that has highest
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* correlation with idata+centerStartPos through
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* idata+centerStartPos+ENH_BLOCKL-1 segment is found at a
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* resolution of ENH_UPSO times the original of the original
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* sampling rate
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*---------------------------------------------------------------*/
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void WebRtcIlbcfix_Refiner(
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size_t* updStartPos, /* (o) updated start point (Q-2) */
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int16_t* idata, /* (i) original data buffer */
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size_t idatal, /* (i) dimension of idata */
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size_t centerStartPos, /* (i) beginning center segment */
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size_t estSegPos, /* (i) estimated beginning other segment (Q-2) */
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int16_t* surround, /* (i/o) The contribution from this sequence
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summed with earlier contributions */
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int16_t gain /* (i) Gain to use for this sequence */
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);
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#endif
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