Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 425 insertions, 0 deletions

diff --git a/third_party/aom/test/cdef_test.cc b/third_party/aom/test/cdef_test.cc
new file mode 100644
index 0000000000..becc072918
--- /dev/null
+++ b/third_party/aom/test/cdef_test.cc
@@ -0,0 +1,425 @@
+/*
+ * 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 "config/aom_config.h"
+#include "config/av1_rtcd.h"
+
+#include "aom_ports/aom_timer.h"
+#include "av1/common/cdef_block.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 ::testing::tuple<cdef_filter_block_func, cdef_filter_block_func,
+                         BLOCK_SIZE, int, int>
+    cdef_dir_param_t;
+
+class CDEFBlockTest : public ::testing::TestWithParam<cdef_dir_param_t> {
+ public:
+  virtual ~CDEFBlockTest() {}
+  virtual void SetUp() {
+    cdef = GET_PARAM(0);
+    ref_cdef = GET_PARAM(1);
+    bsize = GET_PARAM(2);
+    boundary = GET_PARAM(3);
+    depth = GET_PARAM(4);
+  }
+
+  virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ protected:
+  int bsize;
+  int boundary;
+  int depth;
+  cdef_filter_block_func cdef;
+  cdef_filter_block_func ref_cdef;
+};
+
+typedef CDEFBlockTest CDEFSpeedTest;
+
+void test_cdef(int bsize, int iterations, cdef_filter_block_func cdef,
+               cdef_filter_block_func ref_cdef, int boundary, int depth) {
+  const int size = 8;
+  const int ysize = size + 2 * CDEF_VBORDER;
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  DECLARE_ALIGNED(16, uint16_t, s[ysize * CDEF_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, pristrength = 0, secstrength, dir;
+  int pridamping, secdamping, bits, level, count,
+      errdepth = 0, errpristrength = 0, errsecstrength = 0, errboundary = 0,
+      errpridamping = 0, errsecdamping = 0;
+  unsigned int pos = 0;
+
+  const unsigned int max_pos = size * size >> static_cast<int>(depth == 8);
+  for (pridamping = 3 + depth - 8; pridamping < 7 - 3 * !!boundary + depth - 8;
+       pridamping++) {
+    for (secdamping = 3 + depth - 8;
+         secdamping < 7 - 3 * !!boundary + depth - 8; secdamping++) {
+      for (count = 0; count < iterations; count++) {
+        for (level = 0; level < (1 << depth) && !error;
+             level += (2 + 6 * !!boundary) << (depth - 8)) {
+          for (bits = 1; bits <= depth && !error; bits += 1 + 3 * !!boundary) {
+            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 < CDEF_HBORDER; j++)
+                    s[i * CDEF_BSTRIDE + j] = CDEF_VERY_LARGE;
+              }
+              if (boundary & 2) {  // Right
+                for (int i = 0; i < ysize; i++)
+                  for (int j = CDEF_HBORDER + size; j < CDEF_BSTRIDE; j++)
+                    s[i * CDEF_BSTRIDE + j] = CDEF_VERY_LARGE;
+              }
+              if (boundary & 4) {  // Above
+                for (int i = 0; i < CDEF_VBORDER; i++)
+                  for (int j = 0; j < CDEF_BSTRIDE; j++)
+                    s[i * CDEF_BSTRIDE + j] = CDEF_VERY_LARGE;
+              }
+              if (boundary & 8) {  // Below
+                for (int i = CDEF_VBORDER + size; i < ysize; i++)
+                  for (int j = 0; j < CDEF_BSTRIDE; j++)
+                    s[i * CDEF_BSTRIDE + j] = CDEF_VERY_LARGE;
+              }
+            }
+            for (dir = 0; dir < 8; dir++) {
+              for (pristrength = 0; pristrength <= 19 << (depth - 8) && !error;
+                   pristrength += (1 + 4 * !!boundary) << (depth - 8)) {
+                if (pristrength == 16) pristrength = 19;
+                for (secstrength = 0; secstrength <= 4 << (depth - 8) && !error;
+                     secstrength += 1 << (depth - 8)) {
+                  if (secstrength == 3 << (depth - 8)) continue;
+                  ref_cdef(depth == 8 ? (uint8_t *)ref_d : 0, ref_d, size,
+                           s + CDEF_HBORDER + CDEF_VBORDER * CDEF_BSTRIDE,
+                           pristrength, secstrength, dir, pridamping,
+                           secdamping, bsize, (1 << depth) - 1, depth - 8);
+                  // If cdef and ref_cdef are the same, we're just testing
+                  // speed
+                  if (cdef != ref_cdef)
+                    ASM_REGISTER_STATE_CHECK(
+                        cdef(depth == 8 ? (uint8_t *)d : 0, d, size,
+                             s + CDEF_HBORDER + CDEF_VBORDER * CDEF_BSTRIDE,
+                             pristrength, secstrength, dir, pridamping,
+                             secdamping, bsize, (1 << depth) - 1, depth - 8));
+                  if (ref_cdef != cdef) {
+                    for (pos = 0; pos < max_pos && !error; pos++) {
+                      error = ref_d[pos] != d[pos];
+                      errdepth = depth;
+                      errpristrength = pristrength;
+                      errsecstrength = secstrength;
+                      errboundary = boundary;
+                      errpridamping = pridamping;
+                      errsecdamping = secdamping;
+                    }
+                  }
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+  }
+
+  pos--;
+  EXPECT_EQ(0, error) << "Error: CDEFBlockTest, SIMD and C mismatch."
+                      << std::endl
+                      << "First error at " << pos % size << "," << pos / size
+                      << " (" << (int16_t)ref_d[pos] << " : " << (int16_t)d[pos]
+                      << ") " << std::endl
+                      << "pristrength: " << errpristrength << std::endl
+                      << "pridamping: " << errpridamping << std::endl
+                      << "secstrength: " << errsecstrength << std::endl
+                      << "secdamping: " << errsecdamping << std::endl
+                      << "depth: " << errdepth << std::endl
+                      << "size: " << bsize << std::endl
+                      << "boundary: " << errboundary << std::endl
+                      << std::endl;
+}
+
+void test_cdef_speed(int bsize, int iterations, cdef_filter_block_func cdef,
+                     cdef_filter_block_func ref_cdef, int boundary, int depth) {
+  aom_usec_timer ref_timer;
+  aom_usec_timer timer;
+
+  aom_usec_timer_start(&ref_timer);
+  test_cdef(bsize, iterations, ref_cdef, ref_cdef, boundary, depth);
+  aom_usec_timer_mark(&ref_timer);
+  int ref_elapsed_time = (int)aom_usec_timer_elapsed(&ref_timer);
+
+  aom_usec_timer_start(&timer);
+  test_cdef(bsize, iterations, cdef, cdef, boundary, depth);
+  aom_usec_timer_mark(&timer);
+  int elapsed_time = (int)aom_usec_timer_elapsed(&timer);
+
+  EXPECT_GT(ref_elapsed_time, elapsed_time)
+      << "Error: CDEFSpeedTest, 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 uint16_t *img, int stride, int32_t *var,
+                          int coeff_shift);
+
+typedef ::testing::tuple<find_dir_t, find_dir_t> find_dir_param_t;
+
+class CDEFFindDirTest : public ::testing::TestWithParam<find_dir_param_t> {
+ public:
+  virtual ~CDEFFindDirTest() {}
+  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 CDEFFindDirTest CDEFFindDirSpeedTest;
+
+void test_finddir(int (*finddir)(const uint16_t *img, int stride, int32_t *var,
+                                 int coeff_shift),
+                  int (*ref_finddir)(const uint16_t *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: CDEFFindDirTest, 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 uint16_t *img, int stride,
+                                       int32_t *var, int coeff_shift),
+                        int (*ref_finddir)(const uint16_t *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);
+
+  EXPECT_GT(ref_elapsed_time, elapsed_time)
+      << "Error: CDEFFindDirSpeedTest, SIMD slower than C." << std::endl
+      << "C time: " << ref_elapsed_time << " us" << std::endl
+      << "SIMD time: " << elapsed_time << " us" << std::endl;
+}
+
+TEST_P(CDEFBlockTest, TestSIMDNoMismatch) {
+  test_cdef(bsize, 1, cdef, ref_cdef, boundary, depth);
+}
+
+TEST_P(CDEFSpeedTest, DISABLED_TestSpeed) {
+  test_cdef_speed(bsize, 4, cdef, ref_cdef, boundary, depth);
+}
+
+TEST_P(CDEFFindDirTest, TestSIMDNoMismatch) {
+  test_finddir(finddir, ref_finddir);
+}
+
+TEST_P(CDEFFindDirSpeedTest, DISABLED_TestSpeed) {
+  test_finddir_speed(finddir, ref_finddir);
+}
+
+using ::testing::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, CDEFBlockTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_sse2),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(SSE2, CDEFFindDirTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_sse2,
+                                                     &cdef_find_dir_c)));
+#endif
+#if HAVE_SSSE3
+INSTANTIATE_TEST_CASE_P(
+    SSSE3, CDEFBlockTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_ssse3),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(SSSE3, CDEFFindDirTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_ssse3,
+                                                     &cdef_find_dir_c)));
+#endif
+
+#if HAVE_SSE4_1
+INSTANTIATE_TEST_CASE_P(
+    SSE4_1, CDEFBlockTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_sse4_1),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(SSE4_1, CDEFFindDirTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_sse4_1,
+                                                     &cdef_find_dir_c)));
+#endif
+
+#if HAVE_AVX2
+INSTANTIATE_TEST_CASE_P(
+    AVX2, CDEFBlockTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_avx2),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(AVX2, CDEFFindDirTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_avx2,
+                                                     &cdef_find_dir_c)));
+#endif
+
+#if HAVE_NEON
+INSTANTIATE_TEST_CASE_P(
+    NEON, CDEFBlockTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_neon),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(NEON, CDEFFindDirTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_neon,
+                                                     &cdef_find_dir_c)));
+#endif
+
+// Test speed for all supported architectures
+#if HAVE_SSE2
+INSTANTIATE_TEST_CASE_P(
+    SSE2, CDEFSpeedTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_sse2),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(SSE2, CDEFFindDirSpeedTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_sse2,
+                                                     &cdef_find_dir_c)));
+#endif
+
+#if HAVE_SSSE3
+INSTANTIATE_TEST_CASE_P(
+    SSSE3, CDEFSpeedTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_ssse3),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(SSSE3, CDEFFindDirSpeedTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_ssse3,
+                                                     &cdef_find_dir_c)));
+#endif
+
+#if HAVE_SSE4_1
+INSTANTIATE_TEST_CASE_P(
+    SSE4_1, CDEFSpeedTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_sse4_1),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(SSE4_1, CDEFFindDirSpeedTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_sse4_1,
+                                                     &cdef_find_dir_c)));
+#endif
+
+#if HAVE_AVX2
+INSTANTIATE_TEST_CASE_P(
+    AVX2, CDEFSpeedTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_avx2),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(AVX2, CDEFFindDirSpeedTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_avx2,
+                                                     &cdef_find_dir_c)));
+#endif
+
+#if HAVE_NEON
+INSTANTIATE_TEST_CASE_P(
+    NEON, CDEFSpeedTest,
+    ::testing::Combine(::testing::Values(&cdef_filter_block_neon),
+                       ::testing::Values(&cdef_filter_block_c),
+                       ::testing::Values(BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
+                                         BLOCK_8X8),
+                       ::testing::Range(0, 16), ::testing::Range(8, 13, 2)));
+INSTANTIATE_TEST_CASE_P(NEON, CDEFFindDirSpeedTest,
+                        ::testing::Values(make_tuple(&cdef_find_dir_neon,
+                                                     &cdef_find_dir_c)));
+#endif
+
+#endif  // defined(_WIN64) || !defined(_MSC_VER)
+}  // namespace