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| Copyright (c) 2006-2011, Skype Limited. All rights reserved. |
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| modification, are permitted provided that the following conditions |
| are met: |
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| 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. |
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| ***********************************************************************/ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include "tables.h" |
| |
| /* Cosine approximation table for LSF conversion */ |
| /* Q12 values (even) */ |
| const opus_int16 silk_LSFCosTab_FIX_Q12[ LSF_COS_TAB_SZ_FIX + 1 ] = { |
| 8192, 8190, 8182, 8170, |
| 8152, 8130, 8104, 8072, |
| 8034, 7994, 7946, 7896, |
| 7840, 7778, 7714, 7644, |
| 7568, 7490, 7406, 7318, |
| 7226, 7128, 7026, 6922, |
| 6812, 6698, 6580, 6458, |
| 6332, 6204, 6070, 5934, |
| 5792, 5648, 5502, 5352, |
| 5198, 5040, 4880, 4718, |
| 4552, 4382, 4212, 4038, |
| 3862, 3684, 3502, 3320, |
| 3136, 2948, 2760, 2570, |
| 2378, 2186, 1990, 1794, |
| 1598, 1400, 1202, 1002, |
| 802, 602, 402, 202, |
| 0, -202, -402, -602, |
| -802, -1002, -1202, -1400, |
| -1598, -1794, -1990, -2186, |
| -2378, -2570, -2760, -2948, |
| -3136, -3320, -3502, -3684, |
| -3862, -4038, -4212, -4382, |
| -4552, -4718, -4880, -5040, |
| -5198, -5352, -5502, -5648, |
| -5792, -5934, -6070, -6204, |
| -6332, -6458, -6580, -6698, |
| -6812, -6922, -7026, -7128, |
| -7226, -7318, -7406, -7490, |
| -7568, -7644, -7714, -7778, |
| -7840, -7896, -7946, -7994, |
| -8034, -8072, -8104, -8130, |
| -8152, -8170, -8182, -8190, |
| -8192 |
| }; |
