diff options
Diffstat (limited to 'drivers/opus/silk/NLSF_unpack.c')
| -rw-r--r-- | drivers/opus/silk/NLSF_unpack.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/drivers/opus/silk/NLSF_unpack.c b/drivers/opus/silk/NLSF_unpack.c deleted file mode 100644 index c958f4a6ef..0000000000 --- a/drivers/opus/silk/NLSF_unpack.c +++ /dev/null @@ -1,52 +0,0 @@ -/*********************************************************************** -Copyright (c) 2006-2011, Skype Limited. All rights reserved. -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions -are met: -- Redistributions of source code must retain the above copyright notice, -this list of conditions and the following disclaimer. -- Redistributions in binary form must reproduce the above copyright -notice, this list of conditions and the following disclaimer in the -documentation and/or other materials provided with the distribution. -- Neither the name of Internet Society, IETF or IETF Trust, nor the -names of specific contributors, may be used to endorse or promote -products derived from this software without specific prior written -permission. -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -POSSIBILITY OF SUCH DAMAGE. -***********************************************************************/ -#include "opus/opus_config.h" - -#include "opus/silk/main.h" - -/* Unpack predictor values and indices for entropy coding tables */ -void silk_NLSF_unpack( - opus_int16 ec_ix[], /* O Indices to entropy tables [ LPC_ORDER ] */ - opus_uint8 pred_Q8[], /* O LSF predictor [ LPC_ORDER ] */ - const silk_NLSF_CB_struct *psNLSF_CB, /* I Codebook object */ - const opus_int CB1_index /* I Index of vector in first LSF codebook */ -) -{ - opus_int i; - opus_uint8 entry; - const opus_uint8 *ec_sel_ptr; - - ec_sel_ptr = &psNLSF_CB->ec_sel[ CB1_index * psNLSF_CB->order / 2 ]; - for( i = 0; i < psNLSF_CB->order; i += 2 ) { - entry = *ec_sel_ptr++; - ec_ix [ i ] = silk_SMULBB( silk_RSHIFT( entry, 1 ) & 7, 2 * NLSF_QUANT_MAX_AMPLITUDE + 1 ); - pred_Q8[ i ] = psNLSF_CB->pred_Q8[ i + ( entry & 1 ) * ( psNLSF_CB->order - 1 ) ]; - ec_ix [ i + 1 ] = silk_SMULBB( silk_RSHIFT( entry, 5 ) & 7, 2 * NLSF_QUANT_MAX_AMPLITUDE + 1 ); - pred_Q8[ i + 1 ] = psNLSF_CB->pred_Q8[ i + ( silk_RSHIFT( entry, 4 ) & 1 ) * ( psNLSF_CB->order - 1 ) + 1 ]; - } -} - |