16fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org/* 26fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 36fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org * 46fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org * Use of this source code is governed by a BSD-style license 56fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org * that can be found in the LICENSE file in the root of the source 66fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org * tree. An additional intellectual property rights grant can be found 76fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org * in the file PATENTS. All contributing project authors may 86fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org * be found in the AUTHORS file in the root of the source tree. 96fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org */ 106fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org 11ecee051929d6ced19cf324688774acccc9ad4a0ajohannkoenig@chromium.org#include <assert.h> 12ecee051929d6ced19cf324688774acccc9ad4a0ajohannkoenig@chromium.org 136fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org#include "vp9/common/vp9_filter.h" 146fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org 15411971f94253c85e1866c281860d6344f6aa0c78fgalligan@chromium.orgconst InterpKernel vp9_bilinear_filters[SUBPEL_SHIFTS] = { 1606d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 128, 0, 0, 0, 0 }, 1706d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 120, 8, 0, 0, 0 }, 1806d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 112, 16, 0, 0, 0 }, 1906d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 104, 24, 0, 0, 0 }, 2006d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 96, 32, 0, 0, 0 }, 2106d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 88, 40, 0, 0, 0 }, 2206d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 80, 48, 0, 0, 0 }, 2306d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 72, 56, 0, 0, 0 }, 2406d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 64, 64, 0, 0, 0 }, 2506d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 56, 72, 0, 0, 0 }, 2606d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 48, 80, 0, 0, 0 }, 2706d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 40, 88, 0, 0, 0 }, 2806d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 32, 96, 0, 0, 0 }, 2906d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 24, 104, 0, 0, 0 }, 3006d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 16, 112, 0, 0, 0 }, 3106d88a191f52640d533e6204ba067d1fd6fc0accjohannkoenig@chromium.org { 0, 0, 0, 8, 120, 0, 0, 0 } 326fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org}; 336fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org 3453a13f1fa964820f7a8f9d3932a6f3c0433f8bf5fgalligan@chromium.org// Lagrangian interpolation filter 3588b47b29cc274dd19cddc37c1ce1834d97df282efgalligan@chromium.orgDECLARE_ALIGNED(256, const InterpKernel, 3688b47b29cc274dd19cddc37c1ce1834d97df282efgalligan@chromium.org vp9_sub_pel_filters_8[SUBPEL_SHIFTS]) = { 376fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { 0, 0, 0, 128, 0, 0, 0, 0}, 386fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { 0, 1, -5, 126, 8, -3, 1, 0}, 396fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 3, -10, 122, 18, -6, 2, 0}, 406fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 4, -13, 118, 27, -9, 3, -1}, 416fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 4, -16, 112, 37, -11, 4, -1}, 426fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 5, -18, 105, 48, -14, 4, -1}, 436fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 5, -19, 97, 58, -16, 5, -1}, 446fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 6, -19, 88, 68, -18, 5, -1}, 456fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 6, -19, 78, 78, -19, 6, -1}, 466fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 5, -18, 68, 88, -19, 6, -1}, 476fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 5, -16, 58, 97, -19, 5, -1}, 486fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 4, -14, 48, 105, -18, 5, -1}, 496fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 4, -11, 37, 112, -16, 4, -1}, 506fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { -1, 3, -9, 27, 118, -13, 4, -1}, 516fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { 0, 2, -6, 18, 122, -10, 3, -1}, 526fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org { 0, 1, -3, 8, 126, -5, 1, 0} 536fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org}; 546fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org 5553a13f1fa964820f7a8f9d3932a6f3c0433f8bf5fgalligan@chromium.org// DCT based filter 5688b47b29cc274dd19cddc37c1ce1834d97df282efgalligan@chromium.orgDECLARE_ALIGNED(256, const InterpKernel, 5788b47b29cc274dd19cddc37c1ce1834d97df282efgalligan@chromium.org vp9_sub_pel_filters_8s[SUBPEL_SHIFTS]) = { 586fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {0, 0, 0, 128, 0, 0, 0, 0}, 596fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-1, 3, -7, 127, 8, -3, 1, 0}, 606fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-2, 5, -13, 125, 17, -6, 3, -1}, 616fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-3, 7, -17, 121, 27, -10, 5, -2}, 626fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-4, 9, -20, 115, 37, -13, 6, -2}, 636fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-4, 10, -23, 108, 48, -16, 8, -3}, 646fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-4, 10, -24, 100, 59, -19, 9, -3}, 656fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-4, 11, -24, 90, 70, -21, 10, -4}, 666fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-4, 11, -23, 80, 80, -23, 11, -4}, 676fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-4, 10, -21, 70, 90, -24, 11, -4}, 686fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-3, 9, -19, 59, 100, -24, 10, -4}, 696fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-3, 8, -16, 48, 108, -23, 10, -4}, 706fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-2, 6, -13, 37, 115, -20, 9, -4}, 716fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-2, 5, -10, 27, 121, -17, 7, -3}, 726fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {-1, 3, -6, 17, 125, -13, 5, -2}, 736fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org {0, 1, -3, 8, 127, -7, 3, -1} 746fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org}; 756fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org 7653a13f1fa964820f7a8f9d3932a6f3c0433f8bf5fgalligan@chromium.org// freqmultiplier = 0.5 7788b47b29cc274dd19cddc37c1ce1834d97df282efgalligan@chromium.orgDECLARE_ALIGNED(256, const InterpKernel, 7888b47b29cc274dd19cddc37c1ce1834d97df282efgalligan@chromium.org vp9_sub_pel_filters_8lp[SUBPEL_SHIFTS]) = { 7910a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org { 0, 0, 0, 128, 0, 0, 0, 0}, 8010a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-3, -1, 32, 64, 38, 1, -3, 0}, 8110a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-2, -2, 29, 63, 41, 2, -3, 0}, 8210a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-2, -2, 26, 63, 43, 4, -4, 0}, 8310a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-2, -3, 24, 62, 46, 5, -4, 0}, 8410a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-2, -3, 21, 60, 49, 7, -4, 0}, 8510a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-1, -4, 18, 59, 51, 9, -4, 0}, 8610a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-1, -4, 16, 57, 53, 12, -4, -1}, 8710a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-1, -4, 14, 55, 55, 14, -4, -1}, 8810a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org {-1, -4, 12, 53, 57, 16, -4, -1}, 8910a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org { 0, -4, 9, 51, 59, 18, -4, -1}, 9010a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org { 0, -4, 7, 49, 60, 21, -3, -2}, 9110a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org { 0, -4, 5, 46, 62, 24, -3, -2}, 9210a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org { 0, -4, 4, 43, 63, 26, -2, -2}, 9310a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org { 0, -3, 2, 41, 63, 29, -2, -2}, 9410a9a0d835561a7f2300c561c514efcf374554d6fgalligan@chromium.org { 0, -3, 1, 38, 64, 32, -1, -3} 956fefe538d859300e7febe78271828198c10f1b52fgalligan@chromium.org}; 96ecee051929d6ced19cf324688774acccc9ad4a0ajohannkoenig@chromium.org 97d851b91d14ef0bd71acdce7b90c9a8f1af1181adjohannkoenig@chromium.org 9876e516e2154f353aa02c504bac88afb0f95fefa7johannkoenig@chromium.orgstatic const InterpKernel* vp9_filter_kernels[4] = { 99d851b91d14ef0bd71acdce7b90c9a8f1af1181adjohannkoenig@chromium.org vp9_sub_pel_filters_8, 100d851b91d14ef0bd71acdce7b90c9a8f1af1181adjohannkoenig@chromium.org vp9_sub_pel_filters_8lp, 101d851b91d14ef0bd71acdce7b90c9a8f1af1181adjohannkoenig@chromium.org vp9_sub_pel_filters_8s, 102d851b91d14ef0bd71acdce7b90c9a8f1af1181adjohannkoenig@chromium.org vp9_bilinear_filters 103d851b91d14ef0bd71acdce7b90c9a8f1af1181adjohannkoenig@chromium.org}; 104d851b91d14ef0bd71acdce7b90c9a8f1af1181adjohannkoenig@chromium.org 10576e516e2154f353aa02c504bac88afb0f95fefa7johannkoenig@chromium.orgconst InterpKernel *vp9_get_interp_kernel(INTERP_FILTER filter) { 10676e516e2154f353aa02c504bac88afb0f95fefa7johannkoenig@chromium.org assert(filter != SWITCHABLE); 107dddee1ec7cedf276305b107429f684539b105276johannkoenig@chromium.org return vp9_filter_kernels[filter]; 108ecee051929d6ced19cf324688774acccc9ad4a0ajohannkoenig@chromium.org} 109ecee051929d6ced19cf324688774acccc9ad4a0ajohannkoenig@chromium.org 110