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41 lines
1.5 KiB
C
41 lines
1.5 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_DecoderInterpolateLsp.h
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******************************************************************/
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#ifndef MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_DECODER_INTERPOLATE_LSF_H_
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#define MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_DECODER_INTERPOLATE_LSF_H_
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#include <stddef.h>
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#include <stdint.h>
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#include "modules/audio_coding/codecs/ilbc/defines.h"
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/*----------------------------------------------------------------*
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* obtain synthesis and weighting filters form lsf coefficients
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*---------------------------------------------------------------*/
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void WebRtcIlbcfix_DecoderInterpolateLsp(
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int16_t* syntdenum, /* (o) synthesis filter coefficients */
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int16_t* weightdenum, /* (o) weighting denumerator
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coefficients */
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int16_t* lsfdeq, /* (i) dequantized lsf coefficients */
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int16_t length, /* (i) length of lsf coefficient vector */
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IlbcDecoder* iLBCdec_inst
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/* (i) the decoder state structure */
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);
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#endif
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