/* * Copyright (c) 2015 Ronald S. Bultje * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with FFmpeg; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include #include "checkasm.h" #include "libavcodec/vp9dsp.h" #include "libavutil/common.h" #include "libavutil/internal.h" #include "libavutil/intreadwrite.h" static const uint32_t pixel_mask[3] = { 0xffffffff, 0x03ff03ff, 0x0fff0fff }; #define SIZEOF_PIXEL ((bit_depth + 7) / 8) #define randomize_buffers() \ do { \ uint32_t mask = pixel_mask[(bit_depth - 8) >> 1]; \ int k; \ for (k = -4; k < SIZEOF_PIXEL * FFMAX(8, size); k += 4) { \ uint32_t r = rnd() & mask; \ AV_WN32A(a + k, r); \ } \ for (k = 0; k < size * SIZEOF_PIXEL; k += 4) { \ uint32_t r = rnd() & mask; \ AV_WN32A(l + k, r); \ } \ } while (0) static void check_ipred(void) { LOCAL_ALIGNED_32(uint8_t, a_buf, [64 * 2]); uint8_t *a = &a_buf[32 * 2]; LOCAL_ALIGNED_32(uint8_t, l, [32 * 2]); LOCAL_ALIGNED_32(uint8_t, dst0, [32 * 32 * 2]); LOCAL_ALIGNED_32(uint8_t, dst1, [32 * 32 * 2]); VP9DSPContext dsp; int tx, mode, bit_depth; declare_func(void, uint8_t *dst, ptrdiff_t stride, const uint8_t *left, const uint8_t *top); static const char *const mode_names[N_INTRA_PRED_MODES] = { [VERT_PRED] = "vert", [HOR_PRED] = "hor", [DC_PRED] = "dc", [DIAG_DOWN_LEFT_PRED] = "diag_downleft", [DIAG_DOWN_RIGHT_PRED] = "diag_downright", [VERT_RIGHT_PRED] = "vert_right", [HOR_DOWN_PRED] = "hor_down", [VERT_LEFT_PRED] = "vert_left", [HOR_UP_PRED] = "hor_up", [TM_VP8_PRED] = "tm", [LEFT_DC_PRED] = "dc_left", [TOP_DC_PRED] = "dc_top", [DC_128_PRED] = "dc_128", [DC_127_PRED] = "dc_127", [DC_129_PRED] = "dc_129", }; for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) { ff_vp9dsp_init(&dsp, bit_depth, 0); for (tx = 0; tx < 4; tx++) { int size = 4 << tx; for (mode = 0; mode < N_INTRA_PRED_MODES; mode++) { if (check_func(dsp.intra_pred[tx][mode], "vp9_%s_%dx%d_%dbpp", mode_names[mode], size, size, bit_depth)) { randomize_buffers(); call_ref(dst0, size * SIZEOF_PIXEL, l, a); call_new(dst1, size * SIZEOF_PIXEL, l, a); if (memcmp(dst0, dst1, size * size * SIZEOF_PIXEL)) fail(); bench_new(dst1, size * SIZEOF_PIXEL,l, a); } } } } report("ipred"); } #undef randomize_buffers #define setpx(a,b,c) \ do { \ if (SIZEOF_PIXEL == 1) { \ buf0[(a) + (b) * jstride] = c; \ } else { \ ((uint16_t *)buf0)[(a) + (b) * jstride] = c; \ } \ } while (0) // c can be an assignment and must not be put under () #define setdx(a,b,c,d) setpx(a,b,c-(d)+(rnd()%((d)*2+1))) #define setsx(a,b,c,d) setdx(a,b,c,(d) << (bit_depth - 8)) static void randomize_loopfilter_buffers(int bidx, int lineoff, int str, int bit_depth, int dir, int* E, int* F, int* H, int* I, uint8_t *buf0, uint8_t *buf1) { uint32_t mask = (1 << bit_depth) - 1; int off = dir ? lineoff : lineoff * 16; int istride = dir ? 1 : 16; int jstride = dir ? str : 1; int i, j; for (i = 0; i < 2; i++) /* flat16 */ { int idx = off + i * istride, p0, q0; setpx(idx, 0, q0 = rnd() & mask); setsx(idx, -1, p0 = q0, E[bidx] >> 2); for (j = 1; j < 8; j++) { setsx(idx, -1 - j, p0, F[bidx]); setsx(idx, j, q0, F[bidx]); } } for (i = 2; i < 4; i++) /* flat8 */ { int idx = off + i * istride, p0, q0; setpx(idx, 0, q0 = rnd() & mask); setsx(idx, -1, p0 = q0, E[bidx] >> 2); for (j = 1; j < 4; j++) { setsx(idx, -1 - j, p0, F[bidx]); setsx(idx, j, q0, F[bidx]); } for (j = 4; j < 8; j++) { setpx(idx, -1 - j, rnd() & mask); setpx(idx, j, rnd() & mask); } } for (i = 4; i < 6; i++) /* regular */ { int idx = off + i * istride, p2, p1, p0, q0, q1, q2; setpx(idx, 0, q0 = rnd() & mask); setsx(idx, 1, q1 = q0, I[bidx]); setsx(idx, 2, q2 = q1, I[bidx]); setsx(idx, 3, q2, I[bidx]); setsx(idx, -1, p0 = q0, E[bidx] >> 2); setsx(idx, -2, p1 = p0, I[bidx]); setsx(idx, -3, p2 = p1, I[bidx]); setsx(idx, -4, p2, I[bidx]); for (j = 4; j < 8; j++) { setpx(idx, -1 - j, rnd() & mask); setpx(idx, j, rnd() & mask); } } for (i = 6; i < 8; i++) /* off */ { int idx = off + i * istride; for (j = 0; j < 8; j++) { setpx(idx, -1 - j, rnd() & mask); setpx(idx, j, rnd() & mask); } } } #define randomize_buffers(bidx, lineoff, str) \ randomize_loopfilter_buffers(bidx, lineoff, str, bit_depth, dir, \ E, F, H, I, buf0, buf1) static void check_loopfilter(void) { LOCAL_ALIGNED_32(uint8_t, base0, [32 + 16 * 16 * 2]); LOCAL_ALIGNED_32(uint8_t, base1, [32 + 16 * 16 * 2]); VP9DSPContext dsp; int dir, wd, wd2, bit_depth; static const char *const dir_name[2] = { "h", "v" }; static const int E[2] = { 20, 28 }, I[2] = { 10, 16 }; static const int H[2] = { 7, 11 }, F[2] = { 1, 1 }; declare_func(void, uint8_t *dst, ptrdiff_t stride, int E, int I, int H); for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) { ff_vp9dsp_init(&dsp, bit_depth, 0); for (dir = 0; dir < 2; dir++) { int midoff = (dir ? 8 * 8 : 8) * SIZEOF_PIXEL; int midoff_aligned = (dir ? 8 * 8 : 16) * SIZEOF_PIXEL; uint8_t *buf0 = base0 + midoff_aligned; uint8_t *buf1 = base1 + midoff_aligned; for (wd = 0; wd < 3; wd++) { // 4/8/16wd_8px if (check_func(dsp.loop_filter_8[wd][dir], "vp9_loop_filter_%s_%d_8_%dbpp", dir_name[dir], 4 << wd, bit_depth)) { randomize_buffers(0, 0, 8); memcpy(buf1 - midoff, buf0 - midoff, 16 * 8 * SIZEOF_PIXEL); call_ref(buf0, 16 * SIZEOF_PIXEL >> dir, E[0], I[0], H[0]); call_new(buf1, 16 * SIZEOF_PIXEL >> dir, E[0], I[0], H[0]); if (memcmp(buf0 - midoff, buf1 - midoff, 16 * 8 * SIZEOF_PIXEL)) fail(); bench_new(buf1, 16 * SIZEOF_PIXEL >> dir, E[0], I[0], H[0]); } } midoff = (dir ? 16 * 8 : 8) * SIZEOF_PIXEL; midoff_aligned = (dir ? 16 * 8 : 16) * SIZEOF_PIXEL; buf0 = base0 + midoff_aligned; buf1 = base1 + midoff_aligned; // 16wd_16px loopfilter if (check_func(dsp.loop_filter_16[dir], "vp9_loop_filter_%s_16_16_%dbpp", dir_name[dir], bit_depth)) { randomize_buffers(0, 0, 16); randomize_buffers(0, 8, 16); memcpy(buf1 - midoff, buf0 - midoff, 16 * 16 * SIZEOF_PIXEL); call_ref(buf0, 16 * SIZEOF_PIXEL, E[0], I[0], H[0]); call_new(buf1, 16 * SIZEOF_PIXEL, E[0], I[0], H[0]); if (memcmp(buf0 - midoff, buf1 - midoff, 16 * 16 * SIZEOF_PIXEL)) fail(); bench_new(buf1, 16 * SIZEOF_PIXEL, E[0], I[0], H[0]); } for (wd = 0; wd < 2; wd++) { for (wd2 = 0; wd2 < 2; wd2++) { // mix2 loopfilter if (check_func(dsp.loop_filter_mix2[wd][wd2][dir], "vp9_loop_filter_mix2_%s_%d%d_16_%dbpp", dir_name[dir], 4 << wd, 4 << wd2, bit_depth)) { randomize_buffers(0, 0, 16); randomize_buffers(1, 8, 16); memcpy(buf1 - midoff, buf0 - midoff, 16 * 16 * SIZEOF_PIXEL); #define M(a) (((a)[1] << 8) | (a)[0]) call_ref(buf0, 16 * SIZEOF_PIXEL, M(E), M(I), M(H)); call_new(buf1, 16 * SIZEOF_PIXEL, M(E), M(I), M(H)); if (memcmp(buf0 - midoff, buf1 - midoff, 16 * 16 * SIZEOF_PIXEL)) fail(); bench_new(buf1, 16 * SIZEOF_PIXEL, M(E), M(I), M(H)); #undef M } } } } } report("loopfilter"); } #undef setsx #undef setpx #undef setdx #undef randomize_buffers #define DST_BUF_SIZE (size * size * SIZEOF_PIXEL) #define SRC_BUF_STRIDE 72 #define SRC_BUF_SIZE ((size + 7) * SRC_BUF_STRIDE * SIZEOF_PIXEL) #define src (buf + 3 * SIZEOF_PIXEL * (SRC_BUF_STRIDE + 1)) #define randomize_buffers() \ do { \ uint32_t mask = pixel_mask[(bit_depth - 8) >> 1]; \ int k; \ for (k = 0; k < SRC_BUF_SIZE; k += 4) { \ uint32_t r = rnd() & mask; \ AV_WN32A(buf + k, r); \ } \ if (op == 1) { \ for (k = 0; k < DST_BUF_SIZE; k += 4) { \ uint32_t r = rnd() & mask; \ AV_WN32A(dst0 + k, r); \ AV_WN32A(dst1 + k, r); \ } \ } \ } while (0) static void check_mc(void) { LOCAL_ALIGNED_32(uint8_t, buf, [72 * 72 * 2]); LOCAL_ALIGNED_32(uint8_t, dst0, [64 * 64 * 2]); LOCAL_ALIGNED_32(uint8_t, dst1, [64 * 64 * 2]); VP9DSPContext dsp; int op, hsize, bit_depth, filter, dx, dy; declare_func(void, uint8_t *dst, ptrdiff_t dst_stride, const uint8_t *ref, ptrdiff_t ref_stride, int h, int mx, int my); static const char *const filter_names[4] = { "8tap_smooth", "8tap_regular", "8tap_sharp", "bilin" }; static const char *const subpel_names[2][2] = { { "", "h" }, { "v", "hv" } }; static const char *const op_names[2] = { "put", "avg" }; char str[256]; for (op = 0; op < 2; op++) { for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) { ff_vp9dsp_init(&dsp, bit_depth, 0); for (hsize = 0; hsize < 5; hsize++) { int size = 64 >> hsize; for (filter = 0; filter < 4; filter++) { for (dx = 0; dx < 2; dx++) { for (dy = 0; dy < 2; dy++) { if (dx || dy) { snprintf(str, sizeof(str), "%s_%s_%d%s", op_names[op], filter_names[filter], size, subpel_names[dy][dx]); } else { snprintf(str, sizeof(str), "%s%d", op_names[op], size); } if (check_func(dsp.mc[hsize][filter][op][dx][dy], "vp9_%s_%dbpp", str, bit_depth)) { int mx = dx ? 1 + (rnd() % 14) : 0; int my = dy ? 1 + (rnd() % 14) : 0; randomize_buffers(); call_ref(dst0, size * SIZEOF_PIXEL, src, SRC_BUF_STRIDE * SIZEOF_PIXEL, size, mx, my); call_new(dst1, size * SIZEOF_PIXEL, src, SRC_BUF_STRIDE * SIZEOF_PIXEL, size, mx, my); if (memcmp(dst0, dst1, DST_BUF_SIZE)) fail(); // simd implementations for each filter of subpel // functions are identical if (filter >= 1 && filter <= 2) continue; // 10/12 bpp for bilin are identical if (bit_depth == 12 && filter == 3) continue; bench_new(dst1, size * SIZEOF_PIXEL, src, SRC_BUF_STRIDE * SIZEOF_PIXEL, size, mx, my); } } } } } } } report("mc"); } void checkasm_check_vp9dsp(void) { check_ipred(); check_loopfilter(); check_mc(); }