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71 lines
3.6 KiB
71 lines
3.6 KiB
/*
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* Copyright (c) 2011-2019 Belledonne Communications SARL.
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*
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* This file is part of bcg729.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef DECODER_H
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#define DECODER_H
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typedef struct bcg729DecoderChannelContextStruct_struct bcg729DecoderChannelContextStruct;
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#include <stdint.h>
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// Version number is 1.1.0, map it on an integer
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// Note: This define starts with version 1.1.0
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#define BCG729_VERSION_NUMBER 0x010100
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#ifdef _WIN32
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#ifdef BCG729_STATIC
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#define BCG729_VISIBILITY
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#else
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#ifdef BCG729_EXPORTS
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#define BCG729_VISIBILITY __declspec(dllexport)
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#else
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#define BCG729_VISIBILITY __declspec(dllimport)
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#endif
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#endif
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#else
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#define BCG729_VISIBILITY __attribute__ ((visibility ("default")))
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#endif
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/*****************************************************************************/
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/* initBcg729DecoderChannel : create context structure and initialise it */
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/* return value : */
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/* - the decoder channel context data */
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/* */
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/*****************************************************************************/
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BCG729_VISIBILITY bcg729DecoderChannelContextStruct *initBcg729DecoderChannel(void);
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/*****************************************************************************/
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/* closeBcg729DecoderChannel : free memory of context structure */
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/* parameters: */
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/* -(i) decoderChannelContext : the channel context data */
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/* */
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/*****************************************************************************/
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BCG729_VISIBILITY void closeBcg729DecoderChannel(bcg729DecoderChannelContextStruct *decoderChannelContext);
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/*****************************************************************************/
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/* bcg729Decoder : */
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/* parameters: */
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/* -(i) decoderChannelContext : the channel context data */
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/* -(i) bitStream : 15 parameters on 80 bits */
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/* -(i): bitStreamLength : in bytes, length of previous buffer */
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/* -(i) frameErased: flag: true, frame has been erased */
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/* -(i) SIDFrameFlag: flag: true, frame is a SID one */
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/* -(i) rfc3389PayloadFlag: true when CN payload follow rfc3389 */
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/* -(o) signal : a decoded frame 80 samples (16 bits PCM) */
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/* */
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/*****************************************************************************/
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BCG729_VISIBILITY void bcg729Decoder(bcg729DecoderChannelContextStruct *decoderChannelContext, uint8_t bitStream[], uint8_t bitStreamLength, uint8_t frameErasureFlag, uint8_t SIDFrameFlag, uint8_t rfc3389PayloadFlag, int16_t signal[]);
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#endif /* ifndef DECODER_H */
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