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-rw-r--r--third_party/aom/test/dering_test.cc388
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diff --git a/third_party/aom/test/dering_test.cc b/third_party/aom/test/dering_test.cc
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index 000000000..195a60ff8
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+++ b/third_party/aom/test/dering_test.cc
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+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+*/
+
+#include <cstdlib>
+#include <string>
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+
+#include "./aom_config.h"
+#include "./av1_rtcd.h"
+#include "aom_ports/aom_timer.h"
+#include "av1/common/od_dering.h"
+#include "test/acm_random.h"
+#include "test/clear_system_state.h"
+#include "test/register_state_check.h"
+#include "test/util.h"
+
+using libaom_test::ACMRandom;
+
+namespace {
+
+typedef std::tr1::tuple<od_filter_dering_direction_func,
+ od_filter_dering_direction_func, int>
+ dering_dir_param_t;
+
+class CDEFDeringDirTest : public ::testing::TestWithParam<dering_dir_param_t> {
+ public:
+ virtual ~CDEFDeringDirTest() {}
+ virtual void SetUp() {
+ dering = GET_PARAM(0);
+ ref_dering = GET_PARAM(1);
+ bsize = GET_PARAM(2);
+ }
+
+ virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ protected:
+ int bsize;
+ od_filter_dering_direction_func dering;
+ od_filter_dering_direction_func ref_dering;
+};
+
+typedef CDEFDeringDirTest CDEFDeringSpeedTest;
+
+void test_dering(int bsize, int iterations,
+ od_filter_dering_direction_func dering,
+ od_filter_dering_direction_func ref_dering) {
+ const int size = 8;
+ const int ysize = size + 2 * OD_FILT_VBORDER;
+ ACMRandom rnd(ACMRandom::DeterministicSeed());
+ DECLARE_ALIGNED(16, uint16_t, s[ysize * OD_FILT_BSTRIDE]);
+ DECLARE_ALIGNED(16, static uint16_t, d[size * size]);
+ DECLARE_ALIGNED(16, static uint16_t, ref_d[size * size]);
+ memset(ref_d, 0, sizeof(ref_d));
+ memset(d, 0, sizeof(d));
+
+ int error = 0, threshold = 0, dir;
+ int boundary, damping, depth, bits, level, count,
+ errdepth = 0, errthreshold = 0, errboundary = 0, errdamping = 0;
+ unsigned int pos = 0;
+
+ for (boundary = 0; boundary < 16; boundary++) {
+ for (depth = 8; depth <= 12; depth += 2) {
+ for (damping = 5 + depth - 8; damping < 7 + depth - 8; damping++) {
+ for (count = 0; count < iterations; count++) {
+ for (level = 0; level < (1 << depth) && !error;
+ level += (1 + 4 * !!boundary) << (depth - 8)) {
+ for (bits = 1; bits <= depth && !error; bits++) {
+ for (unsigned int i = 0; i < sizeof(s) / sizeof(*s); i++)
+ s[i] = clamp((rnd.Rand16() & ((1 << bits) - 1)) + level, 0,
+ (1 << depth) - 1);
+ if (boundary) {
+ if (boundary & 1) { // Left
+ for (int i = 0; i < ysize; i++)
+ for (int j = 0; j < OD_FILT_HBORDER; j++)
+ s[i * OD_FILT_BSTRIDE + j] = OD_DERING_VERY_LARGE;
+ }
+ if (boundary & 2) { // Right
+ for (int i = 0; i < ysize; i++)
+ for (int j = OD_FILT_HBORDER + size; j < OD_FILT_BSTRIDE;
+ j++)
+ s[i * OD_FILT_BSTRIDE + j] = OD_DERING_VERY_LARGE;
+ }
+ if (boundary & 4) { // Above
+ for (int i = 0; i < OD_FILT_VBORDER; i++)
+ for (int j = 0; j < OD_FILT_BSTRIDE; j++)
+ s[i * OD_FILT_BSTRIDE + j] = OD_DERING_VERY_LARGE;
+ }
+ if (boundary & 8) { // Below
+ for (int i = OD_FILT_VBORDER + size; i < ysize; i++)
+ for (int j = 0; j < OD_FILT_BSTRIDE; j++)
+ s[i * OD_FILT_BSTRIDE + j] = OD_DERING_VERY_LARGE;
+ }
+ }
+ for (dir = 0; dir < 8; dir++) {
+ for (threshold = 0; threshold < 64 << (depth - 8) && !error;
+ threshold += (1 + 4 * !!boundary) << (depth - 8)) {
+ ref_dering(ref_d, size, s + OD_FILT_HBORDER +
+ OD_FILT_VBORDER * OD_FILT_BSTRIDE,
+ threshold, dir, damping);
+ // If dering and ref_dering are the same, we're just testing
+ // speed
+ if (dering != ref_dering)
+ ASM_REGISTER_STATE_CHECK(dering(
+ d, size,
+ s + OD_FILT_HBORDER + OD_FILT_VBORDER * OD_FILT_BSTRIDE,
+ threshold, dir, damping));
+ if (ref_dering != dering) {
+ for (pos = 0; pos < sizeof(d) / sizeof(*d) && !error;
+ pos++) {
+ error = ref_d[pos] != d[pos];
+ errdepth = depth;
+ errthreshold = threshold;
+ errboundary = boundary;
+ errdamping = damping;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ pos--;
+ EXPECT_EQ(0, error) << "Error: CDEFDeringDirTest, SIMD and C mismatch."
+ << std::endl
+ << "First error at " << pos % size << "," << pos / size
+ << " (" << (int16_t)ref_d[pos] << " : " << (int16_t)d[pos]
+ << ") " << std::endl
+ << "threshold: " << errthreshold << std::endl
+ << "damping: " << errdamping << std::endl
+ << "depth: " << errdepth << std::endl
+ << "size: " << bsize << std::endl
+ << "boundary: " << errboundary << std::endl
+ << std::endl;
+}
+
+void test_dering_speed(int bsize, int iterations,
+ od_filter_dering_direction_func dering,
+ od_filter_dering_direction_func ref_dering) {
+ aom_usec_timer ref_timer;
+ aom_usec_timer timer;
+
+ aom_usec_timer_start(&ref_timer);
+ test_dering(bsize, iterations, ref_dering, ref_dering);
+ aom_usec_timer_mark(&ref_timer);
+ int ref_elapsed_time = (int)aom_usec_timer_elapsed(&ref_timer);
+
+ aom_usec_timer_start(&timer);
+ test_dering(bsize, iterations, dering, dering);
+ aom_usec_timer_mark(&timer);
+ int elapsed_time = (int)aom_usec_timer_elapsed(&timer);
+
+#if 0
+ std::cout << "[ ] C time = " << ref_elapsed_time / 1000
+ << " ms, SIMD time = " << elapsed_time / 1000 << " ms" << std::endl;
+#endif
+
+ EXPECT_GT(ref_elapsed_time, elapsed_time)
+ << "Error: CDEFDeringSpeedTest, SIMD slower than C." << std::endl
+ << "C time: " << ref_elapsed_time << " us" << std::endl
+ << "SIMD time: " << elapsed_time << " us" << std::endl;
+}
+
+typedef int (*find_dir_t)(const od_dering_in *img, int stride, int32_t *var,
+ int coeff_shift);
+
+typedef std::tr1::tuple<find_dir_t, find_dir_t> find_dir_param_t;
+
+class CDEFDeringFindDirTest
+ : public ::testing::TestWithParam<find_dir_param_t> {
+ public:
+ virtual ~CDEFDeringFindDirTest() {}
+ virtual void SetUp() {
+ finddir = GET_PARAM(0);
+ ref_finddir = GET_PARAM(1);
+ }
+
+ virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ protected:
+ find_dir_t finddir;
+ find_dir_t ref_finddir;
+};
+
+typedef CDEFDeringFindDirTest CDEFDeringFindDirSpeedTest;
+
+void test_finddir(int (*finddir)(const od_dering_in *img, int stride,
+ int32_t *var, int coeff_shift),
+ int (*ref_finddir)(const od_dering_in *img, int stride,
+ int32_t *var, int coeff_shift)) {
+ const int size = 8;
+ ACMRandom rnd(ACMRandom::DeterministicSeed());
+ DECLARE_ALIGNED(16, uint16_t, s[size * size]);
+
+ int error = 0;
+ int depth, bits, level, count, errdepth = 0;
+ int ref_res = 0, res = 0;
+ int32_t ref_var = 0, var = 0;
+
+ for (depth = 8; depth <= 12 && !error; depth += 2) {
+ for (count = 0; count < 512 && !error; count++) {
+ for (level = 0; level < (1 << depth) && !error;
+ level += 1 << (depth - 8)) {
+ for (bits = 1; bits <= depth && !error; bits++) {
+ for (unsigned int i = 0; i < sizeof(s) / sizeof(*s); i++)
+ s[i] = clamp((rnd.Rand16() & ((1 << bits) - 1)) + level, 0,
+ (1 << depth) - 1);
+ for (int c = 0; c < 1 + 9 * (finddir == ref_finddir); c++)
+ ref_res = ref_finddir(s, size, &ref_var, depth - 8);
+ if (finddir != ref_finddir)
+ ASM_REGISTER_STATE_CHECK(res = finddir(s, size, &var, depth - 8));
+ if (ref_finddir != finddir) {
+ if (res != ref_res || var != ref_var) error = 1;
+ errdepth = depth;
+ }
+ }
+ }
+ }
+ }
+
+ EXPECT_EQ(0, error) << "Error: CDEFDeringFindDirTest, SIMD and C mismatch."
+ << std::endl
+ << "return: " << res << " : " << ref_res << std::endl
+ << "var: " << var << " : " << ref_var << std::endl
+ << "depth: " << errdepth << std::endl
+ << std::endl;
+}
+
+void test_finddir_speed(int (*finddir)(const od_dering_in *img, int stride,
+ int32_t *var, int coeff_shift),
+ int (*ref_finddir)(const od_dering_in *img, int stride,
+ int32_t *var, int coeff_shift)) {
+ aom_usec_timer ref_timer;
+ aom_usec_timer timer;
+
+ aom_usec_timer_start(&ref_timer);
+ test_finddir(ref_finddir, ref_finddir);
+ aom_usec_timer_mark(&ref_timer);
+ int ref_elapsed_time = (int)aom_usec_timer_elapsed(&ref_timer);
+
+ aom_usec_timer_start(&timer);
+ test_finddir(finddir, finddir);
+ aom_usec_timer_mark(&timer);
+ int elapsed_time = (int)aom_usec_timer_elapsed(&timer);
+
+#if 0
+ std::cout << "[ ] C time = " << ref_elapsed_time / 1000
+ << " ms, SIMD time = " << elapsed_time / 1000 << " ms" << std::endl;
+#endif
+
+ EXPECT_GT(ref_elapsed_time, elapsed_time)
+ << "Error: CDEFDeringFindDirSpeedTest, SIMD slower than C." << std::endl
+ << "C time: " << ref_elapsed_time << " us" << std::endl
+ << "SIMD time: " << elapsed_time << " us" << std::endl;
+}
+
+TEST_P(CDEFDeringDirTest, TestSIMDNoMismatch) {
+ test_dering(bsize, 1, dering, ref_dering);
+}
+
+TEST_P(CDEFDeringSpeedTest, DISABLED_TestSpeed) {
+ test_dering_speed(bsize, 4, dering, ref_dering);
+}
+
+TEST_P(CDEFDeringFindDirTest, TestSIMDNoMismatch) {
+ test_finddir(finddir, ref_finddir);
+}
+
+TEST_P(CDEFDeringFindDirSpeedTest, DISABLED_TestSpeed) {
+ test_finddir_speed(finddir, ref_finddir);
+}
+
+using std::tr1::make_tuple;
+
+// VS compiling for 32 bit targets does not support vector types in
+// structs as arguments, which makes the v256 type of the intrinsics
+// hard to support, so optimizations for this target are disabled.
+#if defined(_WIN64) || !defined(_MSC_VER) || defined(__clang__)
+#if HAVE_SSE2
+INSTANTIATE_TEST_CASE_P(
+ SSE2, CDEFDeringDirTest,
+ ::testing::Values(make_tuple(&od_filter_dering_direction_4x4_sse2,
+ &od_filter_dering_direction_4x4_c, 4),
+ make_tuple(&od_filter_dering_direction_8x8_sse2,
+ &od_filter_dering_direction_8x8_c, 8)));
+INSTANTIATE_TEST_CASE_P(SSE2, CDEFDeringFindDirTest,
+ ::testing::Values(make_tuple(&od_dir_find8_sse2,
+ &od_dir_find8_c)));
+#endif
+#if HAVE_SSSE3
+INSTANTIATE_TEST_CASE_P(
+ SSSE3, CDEFDeringDirTest,
+ ::testing::Values(make_tuple(&od_filter_dering_direction_4x4_ssse3,
+ &od_filter_dering_direction_4x4_c, 4),
+ make_tuple(&od_filter_dering_direction_8x8_ssse3,
+ &od_filter_dering_direction_8x8_c, 8)));
+INSTANTIATE_TEST_CASE_P(SSSE3, CDEFDeringFindDirTest,
+ ::testing::Values(make_tuple(&od_dir_find8_ssse3,
+ &od_dir_find8_c)));
+#endif
+
+#if HAVE_SSE4_1
+INSTANTIATE_TEST_CASE_P(
+ SSE4_1, CDEFDeringDirTest,
+ ::testing::Values(make_tuple(&od_filter_dering_direction_4x4_sse4_1,
+ &od_filter_dering_direction_4x4_c, 4),
+ make_tuple(&od_filter_dering_direction_8x8_sse4_1,
+ &od_filter_dering_direction_8x8_c, 8)));
+INSTANTIATE_TEST_CASE_P(SSE4_1, CDEFDeringFindDirTest,
+ ::testing::Values(make_tuple(&od_dir_find8_sse4_1,
+ &od_dir_find8_c)));
+#endif
+
+#if HAVE_NEON
+INSTANTIATE_TEST_CASE_P(
+ NEON, CDEFDeringDirTest,
+ ::testing::Values(make_tuple(&od_filter_dering_direction_4x4_neon,
+ &od_filter_dering_direction_4x4_c, 4),
+ make_tuple(&od_filter_dering_direction_8x8_neon,
+ &od_filter_dering_direction_8x8_c, 8)));
+INSTANTIATE_TEST_CASE_P(NEON, CDEFDeringFindDirTest,
+ ::testing::Values(make_tuple(&od_dir_find8_neon,
+ &od_dir_find8_c)));
+#endif
+
+// Test speed for all supported architectures
+#if HAVE_SSE2
+INSTANTIATE_TEST_CASE_P(
+ SSE2, CDEFDeringSpeedTest,
+ ::testing::Values(make_tuple(&od_filter_dering_direction_4x4_sse2,
+ &od_filter_dering_direction_4x4_c, 4),
+ make_tuple(&od_filter_dering_direction_8x8_sse2,
+ &od_filter_dering_direction_8x8_c, 8)));
+INSTANTIATE_TEST_CASE_P(SSE2, CDEFDeringFindDirSpeedTest,
+ ::testing::Values(make_tuple(&od_dir_find8_sse2,
+ &od_dir_find8_c)));
+#endif
+
+#if HAVE_SSSE3
+INSTANTIATE_TEST_CASE_P(
+ SSSE3, CDEFDeringSpeedTest,
+ ::testing::Values(make_tuple(&od_filter_dering_direction_4x4_ssse3,
+ &od_filter_dering_direction_4x4_c, 4),
+ make_tuple(&od_filter_dering_direction_8x8_ssse3,
+ &od_filter_dering_direction_8x8_c, 8)));
+INSTANTIATE_TEST_CASE_P(SSSE3, CDEFDeringFindDirSpeedTest,
+ ::testing::Values(make_tuple(&od_dir_find8_ssse3,
+ &od_dir_find8_c)));
+#endif
+
+#if HAVE_SSE4_1
+INSTANTIATE_TEST_CASE_P(
+ SSE4_1, CDEFDeringSpeedTest,
+ ::testing::Values(make_tuple(&od_filter_dering_direction_4x4_sse4_1,
+ &od_filter_dering_direction_4x4_c, 4),
+ make_tuple(&od_filter_dering_direction_8x8_sse4_1,
+ &od_filter_dering_direction_8x8_c, 8)));
+INSTANTIATE_TEST_CASE_P(SSE4_1, CDEFDeringFindDirSpeedTest,
+ ::testing::Values(make_tuple(&od_dir_find8_sse4_1,
+ &od_dir_find8_c)));
+#endif
+
+#if HAVE_NEON
+INSTANTIATE_TEST_CASE_P(
+ NEON, CDEFDeringSpeedTest,
+ ::testing::Values(make_tuple(&od_filter_dering_direction_4x4_neon,
+ &od_filter_dering_direction_4x4_c, 4),
+ make_tuple(&od_filter_dering_direction_8x8_neon,
+ &od_filter_dering_direction_8x8_c, 8)));
+INSTANTIATE_TEST_CASE_P(NEON, CDEFDeringFindDirSpeedTest,
+ ::testing::Values(make_tuple(&od_dir_find8_neon,
+ &od_dir_find8_c)));
+#endif
+
+#endif // defined(_WIN64) || !defined(_MSC_VER)
+} // namespace