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52 lines
3.0 KiB
52 lines
3.0 KiB
/*
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encoder.h
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Copyright (C) 2011 Belledonne Communications, Grenoble, France
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Author : Johan Pascal
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef ENCODER_H
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#define ENCODER_H
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#include <stdint.h>
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typedef struct bcg729EncoderChannelContextStruct_struct bcg729EncoderChannelContextStruct;
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/*****************************************************************************/
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/* initBcg729EncoderChannel : create context structure and initialise it */
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/* return value : */
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/* - the encoder channel context data */
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/* */
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/*****************************************************************************/
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__attribute__ ((visibility ("default"))) bcg729EncoderChannelContextStruct *initBcg729EncoderChannel();
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/*****************************************************************************/
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/* closeBcg729EncoderChannel : free memory of context structure */
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/* parameters: */
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/* -(i) encoderChannelContext : the channel context data */
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/* */
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/*****************************************************************************/
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__attribute__ ((visibility ("default"))) void closeBcg729EncoderChannel(bcg729EncoderChannelContextStruct *encoderChannelContext);
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/*****************************************************************************/
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/* bcg729Encoder : */
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/* parameters: */
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/* -(i) encoderChannelContext : context for this encoder channel */
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/* -(i) inputFrame : 80 samples (16 bits PCM) */
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/* -(o) bitStream : The 15 parameters for a frame on 80 bits */
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/* on 80 bits (5 16bits words) */
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/* */
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/*****************************************************************************/
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__attribute__ ((visibility ("default"))) void bcg729Encoder(bcg729EncoderChannelContextStruct *encoderChannelContext, int16_t inputFrame[], uint8_t bitStream[]);
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#endif /* ifndef ENCODER_H */
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