forked from Mirrors/freeswitch
57 lines
2.7 KiB
C
57 lines
2.7 KiB
C
/***********************************************************************
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Copyright (c) 2006-2011, Skype Limited. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, (subject to the limitations in the disclaimer below)
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are permitted provided that the following conditions are met:
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- Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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- Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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- Neither the name of Skype Limited, nor the names of specific
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contributors, may be used to endorse or promote products derived from
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this software without specific prior written permission.
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NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED
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BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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CONTRIBUTORS ''AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
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BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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***********************************************************************/
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#include "SKP_Silk_main_FIX.h"
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/*********************************/
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/* Initialize Silk Encoder state */
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/*********************************/
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SKP_int SKP_Silk_init_encoder_FIX(
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SKP_Silk_encoder_state_FIX *psEnc /* I/O Pointer to Silk FIX encoder state */
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) {
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SKP_int ret = 0;
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/* Clear the entire encoder state */
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SKP_memset( psEnc, 0, sizeof( SKP_Silk_encoder_state_FIX ) );
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#if HIGH_PASS_INPUT
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psEnc->variable_HP_smth1_Q15 = 200844; /* = SKP_Silk_log2(70)_Q0; */
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psEnc->variable_HP_smth2_Q15 = 200844; /* = SKP_Silk_log2(70)_Q0; */
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#endif
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/* Used to deactivate e.g. LSF interpolation and fluctuation reduction */
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psEnc->sCmn.first_frame_after_reset = 1;
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/* Initialize Silk VAD */
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ret += SKP_Silk_VAD_Init( &psEnc->sCmn.sVAD );
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/* Initialize NSQ */
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psEnc->sNSQ.prev_inv_gain_Q16 = 65536;
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psEnc->sNSQ_LBRR.prev_inv_gain_Q16 = 65536;
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return( ret );
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}
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