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Diffstat (limited to '')
-rw-r--r-- | third_party/dav1d/tests/checkasm/looprestoration.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/third_party/dav1d/tests/checkasm/looprestoration.c b/third_party/dav1d/tests/checkasm/looprestoration.c new file mode 100644 index 0000000000..d84f3c476a --- /dev/null +++ b/third_party/dav1d/tests/checkasm/looprestoration.c @@ -0,0 +1,196 @@ +/* + * Copyright © 2018, VideoLAN and dav1d authors + * Copyright © 2018, Two Orioles, LLC + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. 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. + * + * 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. + */ + +#include "tests/checkasm/checkasm.h" + +#include <stdio.h> +#include <string.h> + +#include "src/levels.h" +#include "src/looprestoration.h" +#include "src/tables.h" + +static int to_binary(int x) { /* 0-15 -> 0000-1111 */ + return (x & 1) + 5 * (x & 2) + 25 * (x & 4) + 125 * (x & 8); +} + +static void init_tmp(pixel *buf, const ptrdiff_t stride, + const int w, const int h, const int bitdepth_max) +{ + const int noise_mask = bitdepth_max >> 4; + const int x_off = rnd() & 7, y_off = rnd() & 7; + + for (int y = 0; y < h; y++) { + for (int x = 0; x < w; x++) { + buf[x] = (((x + x_off) ^ (y + y_off)) & 8 ? bitdepth_max : 0) ^ + (rnd() & noise_mask); + } + buf += PXSTRIDE(stride); + } +} + +static void check_wiener(Dav1dLoopRestorationDSPContext *const c, const int bpc) { + ALIGN_STK_64(pixel, c_src, 448 * 64 + 64,), *const c_dst = c_src + 64; + ALIGN_STK_64(pixel, a_src, 448 * 64 + 64,), *const a_dst = a_src + 64; + ALIGN_STK_64(pixel, edge_buf, 448 * 8 + 64,), *const h_edge = edge_buf + 64; + pixel left[64][4]; + LooprestorationParams params; + int16_t (*const filter)[8] = params.filter; + + declare_func(void, pixel *dst, ptrdiff_t dst_stride, + const pixel (*const left)[4], + const pixel *lpf, int w, int h, + const LooprestorationParams *params, + enum LrEdgeFlags edges HIGHBD_DECL_SUFFIX); + + for (int t = 0; t < 2; t++) { + if (check_func(c->wiener[t], "wiener_%dtap_%dbpc", t ? 5 : 7, bpc)) { + filter[0][0] = filter[0][6] = t ? 0 : (rnd() & 15) - 5; + filter[0][1] = filter[0][5] = (rnd() & 31) - 23; + filter[0][2] = filter[0][4] = (rnd() & 63) - 17; + filter[0][3] = -(filter[0][0] + filter[0][1] + filter[0][2]) * 2; +#if BITDEPTH != 8 + filter[0][3] += 128; +#endif + + filter[1][0] = filter[1][6] = t ? 0 : (rnd() & 15) - 5; + filter[1][1] = filter[1][5] = (rnd() & 31) - 23; + filter[1][2] = filter[1][4] = (rnd() & 63) - 17; + filter[1][3] = 128 - (filter[1][0] + filter[1][1] + filter[1][2]) * 2; + + const int base_w = 1 + (rnd() % 384); + const int base_h = 1 + (rnd() & 63); + const int bitdepth_max = (1 << bpc) - 1; + + init_tmp(c_src, 448 * sizeof(pixel), 448, 64, bitdepth_max); + init_tmp(edge_buf, 448 * sizeof(pixel), 448, 8, bitdepth_max); + init_tmp((pixel *) left, 4 * sizeof(pixel), 4, 64, bitdepth_max); + + for (enum LrEdgeFlags edges = 0; edges <= 0xf; edges++) { + const int w = edges & LR_HAVE_RIGHT ? 256 : base_w; + const int h = edges & LR_HAVE_BOTTOM ? 64 : base_h; + + memcpy(a_src, c_src, 448 * 64 * sizeof(pixel)); + + call_ref(c_dst, 448 * sizeof(pixel), left, + h_edge, w, h, ¶ms, edges HIGHBD_TAIL_SUFFIX); + call_new(a_dst, 448 * sizeof(pixel), left, + h_edge, w, h, ¶ms, edges HIGHBD_TAIL_SUFFIX); + if (checkasm_check_pixel(c_dst, 448 * sizeof(pixel), + a_dst, 448 * sizeof(pixel), + w, h, "dst")) + { + fprintf(stderr, "size = %dx%d, edges = %04d\n", + w, h, to_binary(edges)); + break; + } + } + bench_new(alternate(c_dst, a_dst), 448 * sizeof(pixel), left, + h_edge, 256, 64, ¶ms, 0xf HIGHBD_TAIL_SUFFIX); + } + } +} + +static void check_sgr(Dav1dLoopRestorationDSPContext *const c, const int bpc) { + ALIGN_STK_64(pixel, c_src, 448 * 64 + 64,), *const c_dst = c_src + 64; + ALIGN_STK_64(pixel, a_src, 448 * 64 + 64,), *const a_dst = a_src + 64; + ALIGN_STK_64(pixel, edge_buf, 448 * 8 + 64,), *const h_edge = edge_buf + 64; + pixel left[64][4]; + LooprestorationParams params; + + declare_func(void, pixel *dst, ptrdiff_t dst_stride, + const pixel (*const left)[4], + const pixel *lpf, int w, int h, + const LooprestorationParams *params, + enum LrEdgeFlags edges HIGHBD_DECL_SUFFIX); + + static const struct { char name[4]; uint8_t idx; } sgr_data[3] = { + { "5x5", 14 }, + { "3x3", 10 }, + { "mix", 0 }, + }; + + for (int i = 0; i < 3; i++) { + if (check_func(c->sgr[i], "sgr_%s_%dbpc", sgr_data[i].name, bpc)) { + const uint16_t *const sgr_params = dav1d_sgr_params[sgr_data[i].idx]; + params.sgr.s0 = sgr_params[0]; + params.sgr.s1 = sgr_params[1]; + params.sgr.w0 = sgr_params[0] ? (rnd() & 127) - 96 : 0; + params.sgr.w1 = (sgr_params[1] ? 160 - (rnd() & 127) : 33) - params.sgr.w0; + + const int base_w = 1 + (rnd() % 384); + const int base_h = 1 + (rnd() & 63); + const int bitdepth_max = (1 << bpc) - 1; + + init_tmp(c_src, 448 * sizeof(pixel), 448, 64, bitdepth_max); + init_tmp(edge_buf, 448 * sizeof(pixel), 448, 8, bitdepth_max); + init_tmp((pixel *) left, 4 * sizeof(pixel), 4, 64, bitdepth_max); + + for (enum LrEdgeFlags edges = 0; edges <= 0xf; edges++) { + const int w = edges & LR_HAVE_RIGHT ? 256 : base_w; + const int h = edges & LR_HAVE_BOTTOM ? 64 : base_h; + + memcpy(a_src, c_src, 448 * 64 * sizeof(pixel)); + + call_ref(c_dst, 448 * sizeof(pixel), left, h_edge, + w, h, ¶ms, edges HIGHBD_TAIL_SUFFIX); + call_new(a_dst, 448 * sizeof(pixel), left, h_edge, + w, h, ¶ms, edges HIGHBD_TAIL_SUFFIX); + if (checkasm_check_pixel(c_dst, 448 * sizeof(pixel), + a_dst, 448 * sizeof(pixel), + w, h, "dst")) + { + fprintf(stderr, "size = %dx%d, edges = %04d\n", + w, h, to_binary(edges)); + break; + } + } + bench_new(alternate(c_dst, a_dst), 448 * sizeof(pixel), left, + h_edge, 256, 64, ¶ms, 0xf HIGHBD_TAIL_SUFFIX); + } + } +} + +void bitfn(checkasm_check_looprestoration)(void) { +#if BITDEPTH == 16 + const int bpc_min = 10, bpc_max = 12; +#else + const int bpc_min = 8, bpc_max = 8; +#endif + for (int bpc = bpc_min; bpc <= bpc_max; bpc += 2) { + Dav1dLoopRestorationDSPContext c; + bitfn(dav1d_loop_restoration_dsp_init)(&c, bpc); + check_wiener(&c, bpc); + } + report("wiener"); + for (int bpc = bpc_min; bpc <= bpc_max; bpc += 2) { + Dav1dLoopRestorationDSPContext c; + bitfn(dav1d_loop_restoration_dsp_init)(&c, bpc); + check_sgr(&c, bpc); + } + report("sgr"); +} |