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- /***********************************************************************
- 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.
- ***********************************************************************/
- #ifdef HAVE_CONFIG_H
- #include "config.h"
- #endif
- #include "typedef.h"
- #include "pitch_est_defines.h"
- const opus_int8 silk_CB_lags_stage2_10_ms[ PE_MAX_NB_SUBFR >> 1][ PE_NB_CBKS_STAGE2_10MS ] =
- {
- {0, 1, 0},
- {0, 0, 1}
- };
- const opus_int8 silk_CB_lags_stage3_10_ms[ PE_MAX_NB_SUBFR >> 1 ][ PE_NB_CBKS_STAGE3_10MS ] =
- {
- { 0, 0, 1,-1, 1,-1, 2,-2, 2,-2, 3,-3},
- { 0, 1, 0, 1,-1, 2,-1, 2,-2, 3,-2, 3}
- };
- const opus_int8 silk_Lag_range_stage3_10_ms[ PE_MAX_NB_SUBFR >> 1 ][ 2 ] =
- {
- {-3, 7},
- {-2, 7}
- };
- const opus_int8 silk_CB_lags_stage2[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE2_EXT ] =
- {
- {0, 2,-1,-1,-1, 0, 0, 1, 1, 0, 1},
- {0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0},
- {0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0},
- {0,-1, 2, 1, 0, 1, 1, 0, 0,-1,-1}
- };
- const opus_int8 silk_CB_lags_stage3[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE3_MAX ] =
- {
- {0, 0, 1,-1, 0, 1,-1, 0,-1, 1,-2, 2,-2,-2, 2,-3, 2, 3,-3,-4, 3,-4, 4, 4,-5, 5,-6,-5, 6,-7, 6, 5, 8,-9},
- {0, 0, 1, 0, 0, 0, 0, 0, 0, 0,-1, 1, 0, 0, 1,-1, 0, 1,-1,-1, 1,-1, 2, 1,-1, 2,-2,-2, 2,-2, 2, 2, 3,-3},
- {0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1,-1, 1, 0, 0, 2, 1,-1, 2,-1,-1, 2,-1, 2, 2,-1, 3,-2,-2,-2, 3},
- {0, 1, 0, 0, 1, 0, 1,-1, 2,-1, 2,-1, 2, 3,-2, 3,-2,-2, 4, 4,-3, 5,-3,-4, 6,-4, 6, 5,-5, 8,-6,-5,-7, 9}
- };
- const opus_int8 silk_Lag_range_stage3[ SILK_PE_MAX_COMPLEX + 1 ] [ PE_MAX_NB_SUBFR ][ 2 ] =
- {
- /* Lags to search for low number of stage3 cbks */
- {
- {-5,8},
- {-1,6},
- {-1,6},
- {-4,10}
- },
- /* Lags to search for middle number of stage3 cbks */
- {
- {-6,10},
- {-2,6},
- {-1,6},
- {-5,10}
- },
- /* Lags to search for max number of stage3 cbks */
- {
- {-9,12},
- {-3,7},
- {-2,7},
- {-7,13}
- }
- };
- const opus_int8 silk_nb_cbk_searchs_stage3[ SILK_PE_MAX_COMPLEX + 1 ] =
- {
- PE_NB_CBKS_STAGE3_MIN,
- PE_NB_CBKS_STAGE3_MID,
- PE_NB_CBKS_STAGE3_MAX
- };
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