media/libopus/silk/pitch_est_tables.c@b8a032363ba2 (annotated)
media/libopus/silk/pitch_est_tables.c
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /*********************************************************************** |
| michael@0 | 2 | Copyright (c) 2006-2011, Skype Limited. All rights reserved. |
| michael@0 | 3 | Redistribution and use in source and binary forms, with or without |
| michael@0 | 4 | modification, are permitted provided that the following conditions |
| michael@0 | 5 | are met: |
| michael@0 | 6 | - Redistributions of source code must retain the above copyright notice, |
| michael@0 | 7 | this list of conditions and the following disclaimer. |
| michael@0 | 8 | - Redistributions in binary form must reproduce the above copyright |
| michael@0 | 9 | notice, this list of conditions and the following disclaimer in the |
| michael@0 | 10 | documentation and/or other materials provided with the distribution. |
| michael@0 | 11 | - Neither the name of Internet Society, IETF or IETF Trust, nor the |
| michael@0 | 12 | names of specific contributors, may be used to endorse or promote |
| michael@0 | 13 | products derived from this software without specific prior written |
| michael@0 | 14 | permission. |
| michael@0 | 15 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| michael@0 | 16 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| michael@0 | 17 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| michael@0 | 18 | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| michael@0 | 19 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| michael@0 | 20 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| michael@0 | 21 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| michael@0 | 22 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| michael@0 | 23 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| michael@0 | 24 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| michael@0 | 25 | POSSIBILITY OF SUCH DAMAGE. |
| michael@0 | 26 | ***********************************************************************/ |
| michael@0 | 27 | |
| michael@0 | 28 | #ifdef HAVE_CONFIG_H |
| michael@0 | 29 | #include "config.h" |
| michael@0 | 30 | #endif |
| michael@0 | 31 | |
| michael@0 | 32 | #include "typedef.h" |
| michael@0 | 33 | #include "pitch_est_defines.h" |
| michael@0 | 34 | |
| michael@0 | 35 | const opus_int8 silk_CB_lags_stage2_10_ms[ PE_MAX_NB_SUBFR >> 1][ PE_NB_CBKS_STAGE2_10MS ] = |
| michael@0 | 36 | { |
| michael@0 | 37 | {0, 1, 0}, |
| michael@0 | 38 | {0, 0, 1} |
| michael@0 | 39 | }; |
| michael@0 | 40 | |
| michael@0 | 41 | const opus_int8 silk_CB_lags_stage3_10_ms[ PE_MAX_NB_SUBFR >> 1 ][ PE_NB_CBKS_STAGE3_10MS ] = |
| michael@0 | 42 | { |
| michael@0 | 43 | { 0, 0, 1,-1, 1,-1, 2,-2, 2,-2, 3,-3}, |
| michael@0 | 44 | { 0, 1, 0, 1,-1, 2,-1, 2,-2, 3,-2, 3} |
| michael@0 | 45 | }; |
| michael@0 | 46 | |
| michael@0 | 47 | const opus_int8 silk_Lag_range_stage3_10_ms[ PE_MAX_NB_SUBFR >> 1 ][ 2 ] = |
| michael@0 | 48 | { |
| michael@0 | 49 | {-3, 7}, |
| michael@0 | 50 | {-2, 7} |
| michael@0 | 51 | }; |
| michael@0 | 52 | |
| michael@0 | 53 | const opus_int8 silk_CB_lags_stage2[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE2_EXT ] = |
| michael@0 | 54 | { |
| michael@0 | 55 | {0, 2,-1,-1,-1, 0, 0, 1, 1, 0, 1}, |
| michael@0 | 56 | {0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0}, |
| michael@0 | 57 | {0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0}, |
| michael@0 | 58 | {0,-1, 2, 1, 0, 1, 1, 0, 0,-1,-1} |
| michael@0 | 59 | }; |
| michael@0 | 60 | |
| michael@0 | 61 | const opus_int8 silk_CB_lags_stage3[ PE_MAX_NB_SUBFR ][ PE_NB_CBKS_STAGE3_MAX ] = |
| michael@0 | 62 | { |
| michael@0 | 63 | {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}, |
| michael@0 | 64 | {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}, |
| michael@0 | 65 | {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}, |
| michael@0 | 66 | {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} |
| michael@0 | 67 | }; |
| michael@0 | 68 | |
| michael@0 | 69 | const opus_int8 silk_Lag_range_stage3[ SILK_PE_MAX_COMPLEX + 1 ] [ PE_MAX_NB_SUBFR ][ 2 ] = |
| michael@0 | 70 | { |
| michael@0 | 71 | /* Lags to search for low number of stage3 cbks */ |
| michael@0 | 72 | { |
| michael@0 | 73 | {-5,8}, |
| michael@0 | 74 | {-1,6}, |
| michael@0 | 75 | {-1,6}, |
| michael@0 | 76 | {-4,10} |
| michael@0 | 77 | }, |
| michael@0 | 78 | /* Lags to search for middle number of stage3 cbks */ |
| michael@0 | 79 | { |
| michael@0 | 80 | {-6,10}, |
| michael@0 | 81 | {-2,6}, |
| michael@0 | 82 | {-1,6}, |
| michael@0 | 83 | {-5,10} |
| michael@0 | 84 | }, |
| michael@0 | 85 | /* Lags to search for max number of stage3 cbks */ |
| michael@0 | 86 | { |
| michael@0 | 87 | {-9,12}, |
| michael@0 | 88 | {-3,7}, |
| michael@0 | 89 | {-2,7}, |
| michael@0 | 90 | {-7,13} |
| michael@0 | 91 | } |
| michael@0 | 92 | }; |
| michael@0 | 93 | |
| michael@0 | 94 | const opus_int8 silk_nb_cbk_searchs_stage3[ SILK_PE_MAX_COMPLEX + 1 ] = |
| michael@0 | 95 | { |
| michael@0 | 96 | PE_NB_CBKS_STAGE3_MIN, |
| michael@0 | 97 | PE_NB_CBKS_STAGE3_MID, |
| michael@0 | 98 | PE_NB_CBKS_STAGE3_MAX |
| michael@0 | 99 | }; |
