| /* |
| * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include <assert.h> |
| |
| #include "vp10/common/filter.h" |
| |
| DECLARE_ALIGNED(256, static const InterpKernel, |
| bilinear_filters[SUBPEL_SHIFTS]) = { |
| { 0, 0, 0, 128, 0, 0, 0, 0 }, |
| { 0, 0, 0, 120, 8, 0, 0, 0 }, |
| { 0, 0, 0, 112, 16, 0, 0, 0 }, |
| { 0, 0, 0, 104, 24, 0, 0, 0 }, |
| { 0, 0, 0, 96, 32, 0, 0, 0 }, |
| { 0, 0, 0, 88, 40, 0, 0, 0 }, |
| { 0, 0, 0, 80, 48, 0, 0, 0 }, |
| { 0, 0, 0, 72, 56, 0, 0, 0 }, |
| { 0, 0, 0, 64, 64, 0, 0, 0 }, |
| { 0, 0, 0, 56, 72, 0, 0, 0 }, |
| { 0, 0, 0, 48, 80, 0, 0, 0 }, |
| { 0, 0, 0, 40, 88, 0, 0, 0 }, |
| { 0, 0, 0, 32, 96, 0, 0, 0 }, |
| { 0, 0, 0, 24, 104, 0, 0, 0 }, |
| { 0, 0, 0, 16, 112, 0, 0, 0 }, |
| { 0, 0, 0, 8, 120, 0, 0, 0 } |
| }; |
| |
| #if USE_TEMPORALFILTER_12TAP |
| DECLARE_ALIGNED(16, static const int16_t, |
| sub_pel_filters_temporalfilter_12[SUBPEL_SHIFTS][12]) = { |
| // intfilt 0.8 |
| {0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0}, |
| {0, 1, -1, 3, -7, 127, 8, -4, 2, -1, 0, 0}, |
| {0, 1, -3, 5, -12, 124, 18, -8, 4, -2, 1, 0}, |
| {-1, 2, -4, 8, -17, 120, 28, -11, 6, -3, 1, -1}, |
| {-1, 2, -4, 10, -21, 114, 38, -15, 8, -4, 2, -1}, |
| {-1, 3, -5, 11, -23, 107, 49, -18, 9, -5, 2, -1}, |
| {-1, 3, -6, 12, -25, 99, 60, -21, 11, -6, 3, -1}, |
| {-1, 3, -6, 12, -25, 90, 70, -23, 12, -6, 3, -1}, |
| {-1, 3, -6, 12, -24, 80, 80, -24, 12, -6, 3, -1}, |
| {-1, 3, -6, 12, -23, 70, 90, -25, 12, -6, 3, -1}, |
| {-1, 3, -6, 11, -21, 60, 99, -25, 12, -6, 3, -1}, |
| {-1, 2, -5, 9, -18, 49, 107, -23, 11, -5, 3, -1}, |
| {-1, 2, -4, 8, -15, 38, 114, -21, 10, -4, 2, -1}, |
| {-1, 1, -3, 6, -11, 28, 120, -17, 8, -4, 2, -1}, |
| {0, 1, -2, 4, -8, 18, 124, -12, 5, -3, 1, 0}, |
| {0, 0, -1, 2, -4, 8, 127, -7, 3, -1, 1, 0}, |
| }; |
| #endif // USE_TEMPORALFILTER_12TAP |
| |
| #if CONFIG_EXT_INTERP |
| DECLARE_ALIGNED(256, static const InterpKernel, |
| sub_pel_filters_8[SUBPEL_SHIFTS]) = { |
| // intfilt 0.575 |
| {0, 0, 0, 128, 0, 0, 0, 0}, |
| {0, 1, -5, 126, 8, -3, 1, 0}, |
| {-1, 3, -10, 123, 18, -6, 2, -1}, |
| {-1, 4, -14, 118, 27, -9, 3, 0}, |
| {-1, 5, -16, 112, 37, -12, 4, -1}, |
| {-1, 5, -18, 105, 48, -14, 4, -1}, |
| {-1, 6, -19, 97, 58, -17, 5, -1}, |
| {-1, 6, -20, 88, 68, -18, 6, -1}, |
| {-1, 6, -19, 78, 78, -19, 6, -1}, |
| {-1, 6, -18, 68, 88, -20, 6, -1}, |
| {-1, 5, -17, 58, 97, -19, 6, -1}, |
| {-1, 4, -14, 48, 105, -18, 5, -1}, |
| {-1, 4, -12, 37, 112, -16, 5, -1}, |
| {0, 3, -9, 27, 118, -14, 4, -1}, |
| {-1, 2, -6, 18, 123, -10, 3, -1}, |
| {0, 1, -3, 8, 126, -5, 1, 0}, |
| }; |
| |
| #if CONFIG_EXT_INTRA |
| DECLARE_ALIGNED(256, static const InterpKernel, |
| sub_pel_filters_8sharp[SUBPEL_SHIFTS]) = { |
| // intfilt 0.8 |
| {0, 0, 0, 128, 0, 0, 0, 0}, |
| {-1, 2, -6, 127, 9, -4, 2, -1}, |
| {-2, 5, -12, 124, 18, -7, 4, -2}, |
| {-2, 7, -16, 119, 28, -11, 5, -2}, |
| {-3, 8, -19, 114, 38, -14, 7, -3}, |
| {-3, 9, -22, 107, 49, -17, 8, -3}, |
| {-4, 10, -23, 99, 60, -20, 10, -4}, |
| {-4, 11, -23, 90, 70, -22, 10, -4}, |
| {-4, 11, -23, 80, 80, -23, 11, -4}, |
| {-4, 10, -22, 70, 90, -23, 11, -4}, |
| {-4, 10, -20, 60, 99, -23, 10, -4}, |
| {-3, 8, -17, 49, 107, -22, 9, -3}, |
| {-3, 7, -14, 38, 114, -19, 8, -3}, |
| {-2, 5, -11, 28, 119, -16, 7, -2}, |
| {-2, 4, -7, 18, 124, -12, 5, -2}, |
| {-1, 2, -4, 9, 127, -6, 2, -1}, |
| }; |
| #endif // CONFIG_EXT_INTRA |
| |
| DECLARE_ALIGNED(256, static const int16_t, |
| sub_pel_filters_10sharp[SUBPEL_SHIFTS][10]) = { |
| // intfilt 0.77 |
| {0, 0, 0, 0, 128, 0, 0, 0, 0, 0}, |
| {0, -1, 3, -6, 127, 8, -4, 2, -1, 0}, |
| {1, -2, 5, -12, 124, 18, -7, 3, -2, 0}, |
| {1, -3, 7, -17, 119, 28, -11, 5, -2, 1}, |
| {1, -4, 8, -20, 114, 38, -14, 7, -3, 1}, |
| {1, -4, 9, -22, 107, 49, -17, 8, -4, 1}, |
| {2, -5, 10, -24, 99, 59, -20, 9, -4, 2}, |
| {2, -5, 10, -24, 90, 70, -22, 10, -5, 2}, |
| {2, -5, 10, -23, 80, 80, -23, 10, -5, 2}, |
| {2, -5, 10, -22, 70, 90, -24, 10, -5, 2}, |
| {2, -4, 9, -20, 59, 99, -24, 10, -5, 2}, |
| {1, -4, 8, -17, 49, 107, -22, 9, -4, 1}, |
| {1, -3, 7, -14, 38, 114, -20, 8, -4, 1}, |
| {1, -2, 5, -11, 28, 119, -17, 7, -3, 1}, |
| {0, -2, 3, -7, 18, 124, -12, 5, -2, 1}, |
| {0, -1, 2, -4, 8, 127, -6, 3, -1, 0}, |
| }; |
| |
| DECLARE_ALIGNED(256, static const InterpKernel, |
| sub_pel_filters_8smooth2[SUBPEL_SHIFTS]) = { |
| // freqmultiplier = 0.35 |
| {0, 0, 0, 128, 0, 0, 0, 0}, |
| {-1, 8, 31, 47, 34, 10, 0, -1}, |
| {-1, 7, 29, 46, 36, 12, 0, -1}, |
| {-1, 6, 28, 46, 37, 13, 0, -1}, |
| {-1, 5, 26, 46, 38, 14, 1, -1}, |
| {-1, 4, 25, 45, 39, 16, 1, -1}, |
| {-1, 4, 23, 44, 41, 17, 1, -1}, |
| {-1, 3, 21, 44, 42, 18, 2, -1}, |
| {-1, 2, 20, 43, 43, 20, 2, -1}, |
| {-1, 2, 18, 42, 44, 21, 3, -1}, |
| {-1, 1, 17, 41, 44, 23, 4, -1}, |
| {-1, 1, 16, 39, 45, 25, 4, -1}, |
| {-1, 1, 14, 38, 46, 26, 5, -1}, |
| {-1, 0, 13, 37, 46, 28, 6, -1}, |
| {-1, 0, 12, 36, 46, 29, 7, -1}, |
| {-1, 0, 10, 34, 47, 31, 8, -1}, |
| }; |
| |
| DECLARE_ALIGNED(256, static const InterpKernel, |
| sub_pel_filters_8smooth[SUBPEL_SHIFTS]) = { |
| // freqmultiplier = 0.75 |
| {0, 0, 0, 128, 0, 0, 0, 0}, |
| {2, -10, 19, 95, 31, -11, 2, 0}, |
| {2, -9, 14, 94, 37, -12, 2, 0}, |
| {2, -8, 9, 92, 43, -12, 1, 1}, |
| {2, -7, 5, 90, 49, -12, 1, 0}, |
| {2, -5, 1, 86, 55, -12, 0, 1}, |
| {1, -4, -2, 82, 61, -11, 0, 1}, |
| {1, -3, -5, 77, 67, -9, -1, 1}, |
| {1, -2, -7, 72, 72, -7, -2, 1}, |
| {1, -1, -9, 67, 77, -5, -3, 1}, |
| {1, 0, -11, 61, 82, -2, -4, 1}, |
| {1, 0, -12, 55, 86, 1, -5, 2}, |
| {0, 1, -12, 49, 90, 5, -7, 2}, |
| {1, 1, -12, 43, 92, 9, -8, 2}, |
| {0, 2, -12, 37, 94, 14, -9, 2}, |
| {0, 2, -11, 31, 95, 19, -10, 2}, |
| }; |
| |
| DECLARE_ALIGNED(16, static const int16_t, |
| sub_pel_filters_12sharp[SUBPEL_SHIFTS][12]) = { |
| // intfilt 0.85 |
| {0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0}, |
| {0, 1, -2, 3, -7, 127, 8, -4, 2, -1, 1, 0}, |
| {-1, 2, -3, 6, -13, 124, 18, -8, 4, -2, 2, -1}, |
| {-1, 3, -4, 8, -18, 120, 28, -12, 7, -4, 2, -1}, |
| {-1, 3, -6, 10, -21, 115, 38, -15, 8, -5, 3, -1}, |
| {-2, 4, -6, 12, -24, 108, 49, -18, 10, -6, 3, -2}, |
| {-2, 4, -7, 13, -25, 100, 60, -21, 11, -7, 4, -2}, |
| {-2, 4, -7, 13, -26, 91, 71, -24, 13, -7, 4, -2}, |
| {-2, 4, -7, 13, -25, 81, 81, -25, 13, -7, 4, -2}, |
| {-2, 4, -7, 13, -24, 71, 91, -26, 13, -7, 4, -2}, |
| {-2, 4, -7, 11, -21, 60, 100, -25, 13, -7, 4, -2}, |
| {-2, 3, -6, 10, -18, 49, 108, -24, 12, -6, 4, -2}, |
| {-1, 3, -5, 8, -15, 38, 115, -21, 10, -6, 3, -1}, |
| {-1, 2, -4, 7, -12, 28, 120, -18, 8, -4, 3, -1}, |
| {-1, 2, -2, 4, -8, 18, 124, -13, 6, -3, 2, -1}, |
| {0, 1, -1, 2, -4, 8, 127, -7, 3, -2, 1, 0}, |
| }; |
| #else // CONFIG_EXT_INTERP |
| |
| DECLARE_ALIGNED(256, static const InterpKernel, |
| sub_pel_filters_8[SUBPEL_SHIFTS]) = { |
| // Lagrangian interpolation filter |
| { 0, 0, 0, 128, 0, 0, 0, 0}, |
| { 0, 1, -5, 126, 8, -3, 1, 0}, |
| { -1, 3, -10, 122, 18, -6, 2, 0}, |
| { -1, 4, -13, 118, 27, -9, 3, -1}, |
| { -1, 4, -16, 112, 37, -11, 4, -1}, |
| { -1, 5, -18, 105, 48, -14, 4, -1}, |
| { -1, 5, -19, 97, 58, -16, 5, -1}, |
| { -1, 6, -19, 88, 68, -18, 5, -1}, |
| { -1, 6, -19, 78, 78, -19, 6, -1}, |
| { -1, 5, -18, 68, 88, -19, 6, -1}, |
| { -1, 5, -16, 58, 97, -19, 5, -1}, |
| { -1, 4, -14, 48, 105, -18, 5, -1}, |
| { -1, 4, -11, 37, 112, -16, 4, -1}, |
| { -1, 3, -9, 27, 118, -13, 4, -1}, |
| { 0, 2, -6, 18, 122, -10, 3, -1}, |
| { 0, 1, -3, 8, 126, -5, 1, 0} |
| }; |
| |
| DECLARE_ALIGNED(256, static const InterpKernel, |
| sub_pel_filters_8sharp[SUBPEL_SHIFTS]) = { |
| // DCT based filter |
| {0, 0, 0, 128, 0, 0, 0, 0}, |
| {-1, 3, -7, 127, 8, -3, 1, 0}, |
| {-2, 5, -13, 125, 17, -6, 3, -1}, |
| {-3, 7, -17, 121, 27, -10, 5, -2}, |
| {-4, 9, -20, 115, 37, -13, 6, -2}, |
| {-4, 10, -23, 108, 48, -16, 8, -3}, |
| {-4, 10, -24, 100, 59, -19, 9, -3}, |
| {-4, 11, -24, 90, 70, -21, 10, -4}, |
| {-4, 11, -23, 80, 80, -23, 11, -4}, |
| {-4, 10, -21, 70, 90, -24, 11, -4}, |
| {-3, 9, -19, 59, 100, -24, 10, -4}, |
| {-3, 8, -16, 48, 108, -23, 10, -4}, |
| {-2, 6, -13, 37, 115, -20, 9, -4}, |
| {-2, 5, -10, 27, 121, -17, 7, -3}, |
| {-1, 3, -6, 17, 125, -13, 5, -2}, |
| {0, 1, -3, 8, 127, -7, 3, -1} |
| }; |
| |
| DECLARE_ALIGNED(256, static const InterpKernel, |
| sub_pel_filters_8smooth[SUBPEL_SHIFTS]) = { |
| // freqmultiplier = 0.5 |
| { 0, 0, 0, 128, 0, 0, 0, 0}, |
| {-3, -1, 32, 64, 38, 1, -3, 0}, |
| {-2, -2, 29, 63, 41, 2, -3, 0}, |
| {-2, -2, 26, 63, 43, 4, -4, 0}, |
| {-2, -3, 24, 62, 46, 5, -4, 0}, |
| {-2, -3, 21, 60, 49, 7, -4, 0}, |
| {-1, -4, 18, 59, 51, 9, -4, 0}, |
| {-1, -4, 16, 57, 53, 12, -4, -1}, |
| {-1, -4, 14, 55, 55, 14, -4, -1}, |
| {-1, -4, 12, 53, 57, 16, -4, -1}, |
| { 0, -4, 9, 51, 59, 18, -4, -1}, |
| { 0, -4, 7, 49, 60, 21, -3, -2}, |
| { 0, -4, 5, 46, 62, 24, -3, -2}, |
| { 0, -4, 4, 43, 63, 26, -2, -2}, |
| { 0, -3, 2, 41, 63, 29, -2, -2}, |
| { 0, -3, 1, 38, 64, 32, -1, -3} |
| }; |
| #endif // CONFIG_EXT_INTERP |
| |
| #if CONFIG_EXT_INTRA |
| const InterpKernel *vp10_intra_filter_kernels[INTRA_FILTERS] = { |
| bilinear_filters, // INTRA_FILTER_LINEAR |
| sub_pel_filters_8, // INTRA_FILTER_8TAP |
| sub_pel_filters_8sharp, // INTRA_FILTER_8TAP_SHARP |
| sub_pel_filters_8smooth, // INTRA_FILTER_8TAP_SMOOTH |
| }; |
| #endif // CONFIG_EXT_INTRA |
| |
| #if CONFIG_EXT_INTERP |
| static const InterpFilterParams |
| vp10_interp_filter_params_list[SWITCHABLE_FILTERS + 1] = { |
| {(const int16_t*)sub_pel_filters_8, SUBPEL_TAPS, SUBPEL_SHIFTS}, |
| {(const int16_t*)sub_pel_filters_8smooth, SUBPEL_TAPS, SUBPEL_SHIFTS}, |
| {(const int16_t*)sub_pel_filters_10sharp, 10, SUBPEL_SHIFTS}, |
| {(const int16_t*)sub_pel_filters_8smooth2, SUBPEL_TAPS, SUBPEL_SHIFTS}, |
| {(const int16_t*)sub_pel_filters_12sharp, 12, SUBPEL_SHIFTS}, |
| {(const int16_t*)bilinear_filters, SUBPEL_TAPS, SUBPEL_SHIFTS} |
| }; |
| #else |
| static const InterpFilterParams |
| vp10_interp_filter_params_list[SWITCHABLE_FILTERS + 1] = { |
| {(const int16_t*)sub_pel_filters_8, SUBPEL_TAPS, SUBPEL_SHIFTS}, |
| {(const int16_t*)sub_pel_filters_8smooth, SUBPEL_TAPS, SUBPEL_SHIFTS}, |
| {(const int16_t*)sub_pel_filters_8sharp, SUBPEL_TAPS, SUBPEL_SHIFTS}, |
| {(const int16_t*)bilinear_filters, SUBPEL_TAPS, SUBPEL_SHIFTS} |
| }; |
| #endif // CONFIG_EXT_INTERP |
| |
| #if USE_TEMPORALFILTER_12TAP |
| static const InterpFilterParams vp10_interp_temporalfilter_12tap = { |
| (const int16_t*)sub_pel_filters_temporalfilter_12, 12, SUBPEL_SHIFTS |
| }; |
| #endif // USE_TEMPORALFILTER_12TAP |
| |
| InterpFilterParams vp10_get_interp_filter_params( |
| const INTERP_FILTER interp_filter) { |
| #if USE_TEMPORALFILTER_12TAP |
| if (interp_filter == TEMPORALFILTER_12TAP) |
| return vp10_interp_temporalfilter_12tap; |
| #endif // USE_TEMPORALFILTER_12TAP |
| return vp10_interp_filter_params_list[interp_filter]; |
| } |
| |
| const int16_t *vp10_get_interp_filter_kernel( |
| const INTERP_FILTER interp_filter) { |
| #if USE_TEMPORALFILTER_12TAP |
| if (interp_filter == TEMPORALFILTER_12TAP) |
| return vp10_interp_temporalfilter_12tap.filter_ptr; |
| #endif // USE_TEMPORALFILTER_12TAP |
| return (const int16_t*) |
| vp10_interp_filter_params_list[interp_filter].filter_ptr; |
| } |
| |
| SubpelFilterCoeffs vp10_get_subpel_filter_signal_dir( |
| const InterpFilterParams p, int index) { |
| #if CONFIG_EXT_INTERP && HAVE_SSSE3 |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_12sharp) { |
| return &sub_pel_filters_12sharp_signal_dir[index][0]; |
| } |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_10sharp) { |
| return &sub_pel_filters_10sharp_signal_dir[index][0]; |
| } |
| #endif |
| #if USE_TEMPORALFILTER_12TAP && HAVE_SSSE3 |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_temporalfilter_12) { |
| return &sub_pel_filters_temporalfilter_12_signal_dir[index][0]; |
| } |
| #endif |
| (void)p; |
| (void)index; |
| return NULL; |
| } |
| |
| SubpelFilterCoeffs vp10_get_subpel_filter_ver_signal_dir( |
| const InterpFilterParams p, int index) { |
| #if CONFIG_EXT_INTERP && HAVE_SSSE3 |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_12sharp) { |
| return &sub_pel_filters_12sharp_ver_signal_dir[index][0]; |
| } |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_10sharp) { |
| return &sub_pel_filters_10sharp_ver_signal_dir[index][0]; |
| } |
| #endif |
| #if USE_TEMPORALFILTER_12TAP && HAVE_SSSE3 |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_temporalfilter_12) { |
| return &sub_pel_filters_temporalfilter_12_ver_signal_dir[index][0]; |
| } |
| #endif |
| (void)p; |
| (void)index; |
| return NULL; |
| } |
| |
| #if CONFIG_VP9_HIGHBITDEPTH |
| HbdSubpelFilterCoeffs vp10_hbd_get_subpel_filter_ver_signal_dir( |
| const InterpFilterParams p, int index) { |
| #if CONFIG_EXT_INTERP && HAVE_SSE4_1 |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_12sharp) { |
| return &sub_pel_filters_12sharp_highbd_ver_signal_dir[index][0]; |
| } |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_10sharp) { |
| return &sub_pel_filters_10sharp_highbd_ver_signal_dir[index][0]; |
| } |
| #endif |
| #if USE_TEMPORALFILTER_12TAP && HAVE_SSE4_1 |
| if (p.filter_ptr == (const int16_t *)sub_pel_filters_temporalfilter_12) { |
| return &sub_pel_filters_temporalfilter_12_highbd_ver_signal_dir[index][0]; |
| } |
| #endif |
| (void)p; |
| (void)index; |
| return NULL; |
| } |
| #endif |
