Import aom library

This is the reference implementation for the Alliance for Open Media's av1 video code.

The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.

1 files changed, 297 insertions, 0 deletions

diff --git a/third_party/aom/test/obmc_variance_test.cc b/third_party/aom/test/obmc_variance_test.cc
new file mode 100644
index 000000000..1b30645a5
--- /dev/null
+++ b/third_party/aom/test/obmc_variance_test.cc
@@ -0,0 +1,297 @@
+/*
+ * 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 "third_party/googletest/src/googletest/include/gtest/gtest.h"
+#include "test/acm_random.h"
+
+#include "test/function_equivalence_test.h"
+#include "test/register_state_check.h"
+
+#include "./aom_config.h"
+#include "./aom_dsp_rtcd.h"
+#include "aom/aom_integer.h"
+
+#define MAX_SB_SQUARE (MAX_SB_SIZE * MAX_SB_SIZE)
+
+using libaom_test::ACMRandom;
+using libaom_test::FunctionEquivalenceTest;
+
+namespace {
+
+static const int kIterations = 1000;
+static const int kMaskMax = 64;
+
+typedef unsigned int (*ObmcVarF)(const uint8_t *pre, int pre_stride,
+                                 const int32_t *wsrc, const int32_t *mask,
+                                 unsigned int *sse);
+typedef libaom_test::FuncParam<ObmcVarF> TestFuncs;
+
+////////////////////////////////////////////////////////////////////////////////
+// 8 bit
+////////////////////////////////////////////////////////////////////////////////
+
+class ObmcVarianceTest : public FunctionEquivalenceTest<ObmcVarF> {};
+
+TEST_P(ObmcVarianceTest, RandomValues) {
+  DECLARE_ALIGNED(32, uint8_t, pre[MAX_SB_SQUARE]);
+  DECLARE_ALIGNED(32, int32_t, wsrc[MAX_SB_SQUARE]);
+  DECLARE_ALIGNED(32, int32_t, mask[MAX_SB_SQUARE]);
+
+  for (int iter = 0; iter < kIterations && !HasFatalFailure(); ++iter) {
+    const int pre_stride = this->rng_(MAX_SB_SIZE + 1);
+
+    for (int i = 0; i < MAX_SB_SQUARE; ++i) {
+      pre[i] = this->rng_.Rand8();
+      wsrc[i] = this->rng_.Rand8() * this->rng_(kMaskMax * kMaskMax + 1);
+      mask[i] = this->rng_(kMaskMax * kMaskMax + 1);
+    }
+
+    unsigned int ref_sse, tst_sse;
+    const unsigned int ref_res =
+        params_.ref_func(pre, pre_stride, wsrc, mask, &ref_sse);
+    unsigned int tst_res;
+    ASM_REGISTER_STATE_CHECK(
+        tst_res = params_.tst_func(pre, pre_stride, wsrc, mask, &tst_sse));
+
+    ASSERT_EQ(ref_res, tst_res);
+    ASSERT_EQ(ref_sse, tst_sse);
+  }
+}
+
+TEST_P(ObmcVarianceTest, ExtremeValues) {
+  DECLARE_ALIGNED(32, uint8_t, pre[MAX_SB_SQUARE]);
+  DECLARE_ALIGNED(32, int32_t, wsrc[MAX_SB_SQUARE]);
+  DECLARE_ALIGNED(32, int32_t, mask[MAX_SB_SQUARE]);
+
+  for (int iter = 0; iter < MAX_SB_SIZE && !HasFatalFailure(); ++iter) {
+    const int pre_stride = iter;
+
+    for (int i = 0; i < MAX_SB_SQUARE; ++i) {
+      pre[i] = UINT8_MAX;
+      wsrc[i] = UINT8_MAX * kMaskMax * kMaskMax;
+      mask[i] = kMaskMax * kMaskMax;
+    }
+
+    unsigned int ref_sse, tst_sse;
+    const unsigned int ref_res =
+        params_.ref_func(pre, pre_stride, wsrc, mask, &ref_sse);
+    unsigned int tst_res;
+    ASM_REGISTER_STATE_CHECK(
+        tst_res = params_.tst_func(pre, pre_stride, wsrc, mask, &tst_sse));
+
+    ASSERT_EQ(ref_res, tst_res);
+    ASSERT_EQ(ref_sse, tst_sse);
+  }
+}
+
+#if HAVE_SSE4_1
+#if CONFIG_MOTION_VAR
+const ObmcVarianceTest::ParamType sse4_functions[] = {
+#if CONFIG_EXT_PARTITION
+  TestFuncs(aom_obmc_variance128x128_c, aom_obmc_variance128x128_sse4_1),
+  TestFuncs(aom_obmc_variance128x64_c, aom_obmc_variance128x64_sse4_1),
+  TestFuncs(aom_obmc_variance64x128_c, aom_obmc_variance64x128_sse4_1),
+#endif  // CONFIG_EXT_PARTITION
+  TestFuncs(aom_obmc_variance64x64_c, aom_obmc_variance64x64_sse4_1),
+  TestFuncs(aom_obmc_variance64x32_c, aom_obmc_variance64x32_sse4_1),
+  TestFuncs(aom_obmc_variance32x64_c, aom_obmc_variance32x64_sse4_1),
+  TestFuncs(aom_obmc_variance32x32_c, aom_obmc_variance32x32_sse4_1),
+  TestFuncs(aom_obmc_variance32x16_c, aom_obmc_variance32x16_sse4_1),
+  TestFuncs(aom_obmc_variance16x32_c, aom_obmc_variance16x32_sse4_1),
+  TestFuncs(aom_obmc_variance16x16_c, aom_obmc_variance16x16_sse4_1),
+  TestFuncs(aom_obmc_variance16x8_c, aom_obmc_variance16x8_sse4_1),
+  TestFuncs(aom_obmc_variance8x16_c, aom_obmc_variance8x16_sse4_1),
+  TestFuncs(aom_obmc_variance8x8_c, aom_obmc_variance8x8_sse4_1),
+  TestFuncs(aom_obmc_variance8x4_c, aom_obmc_variance8x4_sse4_1),
+  TestFuncs(aom_obmc_variance4x8_c, aom_obmc_variance4x8_sse4_1),
+  TestFuncs(aom_obmc_variance4x4_c, aom_obmc_variance4x4_sse4_1)
+};
+
+INSTANTIATE_TEST_CASE_P(SSE4_1, ObmcVarianceTest,
+                        ::testing::ValuesIn(sse4_functions));
+#endif  // CONFIG_MOTION_VAR
+#endif  // HAVE_SSE4_1
+
+////////////////////////////////////////////////////////////////////////////////
+// High bit-depth
+////////////////////////////////////////////////////////////////////////////////
+
+#if CONFIG_HIGHBITDEPTH
+class ObmcVarianceHBDTest : public FunctionEquivalenceTest<ObmcVarF> {};
+
+TEST_P(ObmcVarianceHBDTest, RandomValues) {
+  DECLARE_ALIGNED(32, uint16_t, pre[MAX_SB_SQUARE]);
+  DECLARE_ALIGNED(32, int32_t, wsrc[MAX_SB_SQUARE]);
+  DECLARE_ALIGNED(32, int32_t, mask[MAX_SB_SQUARE]);
+
+  for (int iter = 0; iter < kIterations && !HasFatalFailure(); ++iter) {
+    const int pre_stride = this->rng_(MAX_SB_SIZE + 1);
+
+    for (int i = 0; i < MAX_SB_SQUARE; ++i) {
+      pre[i] = this->rng_(1 << params_.bit_depth);
+      wsrc[i] = this->rng_(1 << params_.bit_depth) *
+                this->rng_(kMaskMax * kMaskMax + 1);
+      mask[i] = this->rng_(kMaskMax * kMaskMax + 1);
+    }
+
+    unsigned int ref_sse, tst_sse;
+    const unsigned int ref_res = params_.ref_func(
+        CONVERT_TO_BYTEPTR(pre), pre_stride, wsrc, mask, &ref_sse);
+    unsigned int tst_res;
+    ASM_REGISTER_STATE_CHECK(tst_res = params_.tst_func(CONVERT_TO_BYTEPTR(pre),
+                                                        pre_stride, wsrc, mask,
+                                                        &tst_sse));
+
+    ASSERT_EQ(ref_res, tst_res);
+    ASSERT_EQ(ref_sse, tst_sse);
+  }
+}
+
+TEST_P(ObmcVarianceHBDTest, ExtremeValues) {
+  DECLARE_ALIGNED(32, uint16_t, pre[MAX_SB_SQUARE]);
+  DECLARE_ALIGNED(32, int32_t, wsrc[MAX_SB_SQUARE]);
+  DECLARE_ALIGNED(32, int32_t, mask[MAX_SB_SQUARE]);
+
+  for (int iter = 0; iter < MAX_SB_SIZE && !HasFatalFailure(); ++iter) {
+    const int pre_stride = iter;
+
+    for (int i = 0; i < MAX_SB_SQUARE; ++i) {
+      pre[i] = (1 << params_.bit_depth) - 1;
+      wsrc[i] = ((1 << params_.bit_depth) - 1) * kMaskMax * kMaskMax;
+      mask[i] = kMaskMax * kMaskMax;
+    }
+
+    unsigned int ref_sse, tst_sse;
+    const unsigned int ref_res = params_.ref_func(
+        CONVERT_TO_BYTEPTR(pre), pre_stride, wsrc, mask, &ref_sse);
+    unsigned int tst_res;
+    ASM_REGISTER_STATE_CHECK(tst_res = params_.tst_func(CONVERT_TO_BYTEPTR(pre),
+                                                        pre_stride, wsrc, mask,
+                                                        &tst_sse));
+
+    ASSERT_EQ(ref_res, tst_res);
+    ASSERT_EQ(ref_sse, tst_sse);
+  }
+}
+
+#if HAVE_SSE4_1
+#if CONFIG_MOTION_VAR
+ObmcVarianceHBDTest::ParamType sse4_functions_hbd[] = {
+#if CONFIG_EXT_PARTITION
+  TestFuncs(aom_highbd_obmc_variance128x128_c,
+            aom_highbd_obmc_variance128x128_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance128x64_c,
+            aom_highbd_obmc_variance128x64_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance64x128_c,
+            aom_highbd_obmc_variance64x128_sse4_1, 8),
+#endif  // CONFIG_EXT_PARTITION
+  TestFuncs(aom_highbd_obmc_variance64x64_c,
+            aom_highbd_obmc_variance64x64_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance64x32_c,
+            aom_highbd_obmc_variance64x32_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance32x64_c,
+            aom_highbd_obmc_variance32x64_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance32x32_c,
+            aom_highbd_obmc_variance32x32_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance32x16_c,
+            aom_highbd_obmc_variance32x16_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance16x32_c,
+            aom_highbd_obmc_variance16x32_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance16x16_c,
+            aom_highbd_obmc_variance16x16_sse4_1, 8),
+  TestFuncs(aom_highbd_obmc_variance16x8_c, aom_highbd_obmc_variance16x8_sse4_1,
+            8),
+  TestFuncs(aom_highbd_obmc_variance8x16_c, aom_highbd_obmc_variance8x16_sse4_1,
+            8),
+  TestFuncs(aom_highbd_obmc_variance8x8_c, aom_highbd_obmc_variance8x8_sse4_1,
+            8),
+  TestFuncs(aom_highbd_obmc_variance8x4_c, aom_highbd_obmc_variance8x4_sse4_1,
+            8),
+  TestFuncs(aom_highbd_obmc_variance4x8_c, aom_highbd_obmc_variance4x8_sse4_1,
+            8),
+  TestFuncs(aom_highbd_obmc_variance4x4_c, aom_highbd_obmc_variance4x4_sse4_1,
+            8),
+#if CONFIG_EXT_PARTITION
+  TestFuncs(aom_highbd_10_obmc_variance128x128_c,
+            aom_highbd_10_obmc_variance128x128_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance128x64_c,
+            aom_highbd_10_obmc_variance128x64_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance64x128_c,
+            aom_highbd_10_obmc_variance64x128_sse4_1, 10),
+#endif  // CONFIG_EXT_PARTITION
+  TestFuncs(aom_highbd_10_obmc_variance64x64_c,
+            aom_highbd_10_obmc_variance64x64_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance64x32_c,
+            aom_highbd_10_obmc_variance64x32_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance32x64_c,
+            aom_highbd_10_obmc_variance32x64_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance32x32_c,
+            aom_highbd_10_obmc_variance32x32_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance32x16_c,
+            aom_highbd_10_obmc_variance32x16_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance16x32_c,
+            aom_highbd_10_obmc_variance16x32_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance16x16_c,
+            aom_highbd_10_obmc_variance16x16_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance16x8_c,
+            aom_highbd_10_obmc_variance16x8_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance8x16_c,
+            aom_highbd_10_obmc_variance8x16_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance8x8_c,
+            aom_highbd_10_obmc_variance8x8_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance8x4_c,
+            aom_highbd_10_obmc_variance8x4_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance4x8_c,
+            aom_highbd_10_obmc_variance4x8_sse4_1, 10),
+  TestFuncs(aom_highbd_10_obmc_variance4x4_c,
+            aom_highbd_10_obmc_variance4x4_sse4_1, 10),
+#if CONFIG_EXT_PARTITION
+  TestFuncs(aom_highbd_12_obmc_variance128x128_c,
+            aom_highbd_12_obmc_variance128x128_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance128x64_c,
+            aom_highbd_12_obmc_variance128x64_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance64x128_c,
+            aom_highbd_12_obmc_variance64x128_sse4_1, 12),
+#endif  // CONFIG_EXT_PARTITION
+  TestFuncs(aom_highbd_12_obmc_variance64x64_c,
+            aom_highbd_12_obmc_variance64x64_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance64x32_c,
+            aom_highbd_12_obmc_variance64x32_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance32x64_c,
+            aom_highbd_12_obmc_variance32x64_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance32x32_c,
+            aom_highbd_12_obmc_variance32x32_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance32x16_c,
+            aom_highbd_12_obmc_variance32x16_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance16x32_c,
+            aom_highbd_12_obmc_variance16x32_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance16x16_c,
+            aom_highbd_12_obmc_variance16x16_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance16x8_c,
+            aom_highbd_12_obmc_variance16x8_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance8x16_c,
+            aom_highbd_12_obmc_variance8x16_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance8x8_c,
+            aom_highbd_12_obmc_variance8x8_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance8x4_c,
+            aom_highbd_12_obmc_variance8x4_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance4x8_c,
+            aom_highbd_12_obmc_variance4x8_sse4_1, 12),
+  TestFuncs(aom_highbd_12_obmc_variance4x4_c,
+            aom_highbd_12_obmc_variance4x4_sse4_1, 12)
+};
+
+INSTANTIATE_TEST_CASE_P(SSE4_1, ObmcVarianceHBDTest,
+                        ::testing::ValuesIn(sse4_functions_hbd));
+#endif  // CONFIG_MOTION_VAR
+#endif  // HAVE_SSE4_1
+#endif  // CONFIG_HIGHBITDEPTH
+}  // namespace