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37 lines
1.3 KiB
C
37 lines
1.3 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_Vq4.h
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******************************************************************/
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#ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_VQ4_H_
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#define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_VQ4_H_
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#include "typedefs.h"
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/*----------------------------------------------------------------*
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* Vector quantization of order 4 (based on MSE)
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*---------------------------------------------------------------*/
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void WebRtcIlbcfix_Vq4(
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int16_t *Xq, /* (o) the quantized vector (Q13) */
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int16_t *index, /* (o) the quantization index */
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int16_t *CB, /* (i) the vector quantization codebook (Q13) */
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int16_t *X, /* (i) the vector to quantize (Q13) */
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int16_t n_cb /* (i) the number of vectors in the codebook */
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);
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#endif
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