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, 206 insertions, 0 deletions

diff --git a/third_party/aom/test/masked_sad_test.cc b/third_party/aom/test/masked_sad_test.cc
new file mode 100644
index 000000000..53f85eef7
--- /dev/null
+++ b/third_party/aom/test/masked_sad_test.cc
@@ -0,0 +1,206 @@
+/*
+ * 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 <math.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+#include "test/acm_random.h"
+#include "test/clear_system_state.h"
+#include "test/register_state_check.h"
+#include "test/util.h"
+
+#include "./aom_config.h"
+#include "./aom_dsp_rtcd.h"
+#include "aom/aom_integer.h"
+
+using libaom_test::ACMRandom;
+
+namespace {
+const int number_of_iterations = 500;
+
+typedef unsigned int (*MaskedSADFunc)(const uint8_t *a, int a_stride,
+                                      const uint8_t *b, int b_stride,
+                                      const uint8_t *m, int m_stride);
+typedef std::tr1::tuple<MaskedSADFunc, MaskedSADFunc> MaskedSADParam;
+
+class MaskedSADTest : public ::testing::TestWithParam<MaskedSADParam> {
+ public:
+  virtual ~MaskedSADTest() {}
+  virtual void SetUp() {
+    maskedSAD_op_ = GET_PARAM(0);
+    ref_maskedSAD_op_ = GET_PARAM(1);
+  }
+
+  virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ protected:
+  MaskedSADFunc maskedSAD_op_;
+  MaskedSADFunc ref_maskedSAD_op_;
+};
+
+TEST_P(MaskedSADTest, OperationCheck) {
+  unsigned int ref_ret, ret;
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  DECLARE_ALIGNED(16, uint8_t, src_ptr[MAX_SB_SIZE * MAX_SB_SIZE]);
+  DECLARE_ALIGNED(16, uint8_t, ref_ptr[MAX_SB_SIZE * MAX_SB_SIZE]);
+  DECLARE_ALIGNED(16, uint8_t, msk_ptr[MAX_SB_SIZE * MAX_SB_SIZE]);
+  int err_count = 0;
+  int first_failure = -1;
+  int src_stride = MAX_SB_SIZE;
+  int ref_stride = MAX_SB_SIZE;
+  int msk_stride = MAX_SB_SIZE;
+  for (int i = 0; i < number_of_iterations; ++i) {
+    for (int j = 0; j < MAX_SB_SIZE * MAX_SB_SIZE; j++) {
+      src_ptr[j] = rnd.Rand8();
+      ref_ptr[j] = rnd.Rand8();
+      msk_ptr[j] = ((rnd.Rand8() & 0x7f) > 64) ? rnd.Rand8() & 0x3f : 64;
+      assert(msk_ptr[j] <= 64);
+    }
+
+    ref_ret = ref_maskedSAD_op_(src_ptr, src_stride, ref_ptr, ref_stride,
+                                msk_ptr, msk_stride);
+    ASM_REGISTER_STATE_CHECK(ret = maskedSAD_op_(src_ptr, src_stride, ref_ptr,
+                                                 ref_stride, msk_ptr,
+                                                 msk_stride));
+    if (ret != ref_ret) {
+      err_count++;
+      if (first_failure == -1) first_failure = i;
+    }
+  }
+  EXPECT_EQ(0, err_count)
+      << "Error: Masked SAD Test, C output doesn't match SSSE3 output. "
+      << "First failed at test case " << first_failure;
+}
+
+#if CONFIG_HIGHBITDEPTH
+typedef unsigned int (*HighbdMaskedSADFunc)(const uint8_t *a, int a_stride,
+                                            const uint8_t *b, int b_stride,
+                                            const uint8_t *m, int m_stride);
+typedef std::tr1::tuple<HighbdMaskedSADFunc, HighbdMaskedSADFunc>
+    HighbdMaskedSADParam;
+
+class HighbdMaskedSADTest
+    : public ::testing::TestWithParam<HighbdMaskedSADParam> {
+ public:
+  virtual ~HighbdMaskedSADTest() {}
+  virtual void SetUp() {
+    maskedSAD_op_ = GET_PARAM(0);
+    ref_maskedSAD_op_ = GET_PARAM(1);
+  }
+
+  virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ protected:
+  HighbdMaskedSADFunc maskedSAD_op_;
+  HighbdMaskedSADFunc ref_maskedSAD_op_;
+};
+
+TEST_P(HighbdMaskedSADTest, OperationCheck) {
+  unsigned int ref_ret, ret;
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  DECLARE_ALIGNED(16, uint16_t, src_ptr[MAX_SB_SIZE * MAX_SB_SIZE]);
+  DECLARE_ALIGNED(16, uint16_t, ref_ptr[MAX_SB_SIZE * MAX_SB_SIZE]);
+  DECLARE_ALIGNED(16, uint8_t, msk_ptr[MAX_SB_SIZE * MAX_SB_SIZE]);
+  uint8_t *src8_ptr = CONVERT_TO_BYTEPTR(src_ptr);
+  uint8_t *ref8_ptr = CONVERT_TO_BYTEPTR(ref_ptr);
+  int err_count = 0;
+  int first_failure = -1;
+  int src_stride = MAX_SB_SIZE;
+  int ref_stride = MAX_SB_SIZE;
+  int msk_stride = MAX_SB_SIZE;
+  for (int i = 0; i < number_of_iterations; ++i) {
+    for (int j = 0; j < MAX_SB_SIZE * MAX_SB_SIZE; j++) {
+      src_ptr[j] = rnd.Rand16() & 0xfff;
+      ref_ptr[j] = rnd.Rand16() & 0xfff;
+      msk_ptr[j] = ((rnd.Rand8() & 0x7f) > 64) ? rnd.Rand8() & 0x3f : 64;
+    }
+
+    ref_ret = ref_maskedSAD_op_(src8_ptr, src_stride, ref8_ptr, ref_stride,
+                                msk_ptr, msk_stride);
+    ASM_REGISTER_STATE_CHECK(ret = maskedSAD_op_(src8_ptr, src_stride, ref8_ptr,
+                                                 ref_stride, msk_ptr,
+                                                 msk_stride));
+    if (ret != ref_ret) {
+      err_count++;
+      if (first_failure == -1) first_failure = i;
+    }
+  }
+  EXPECT_EQ(0, err_count)
+      << "Error: High BD Masked SAD Test, C output doesn't match SSSE3 output. "
+      << "First failed at test case " << first_failure;
+}
+#endif  // CONFIG_HIGHBITDEPTH
+
+using std::tr1::make_tuple;
+
+#if HAVE_SSSE3
+INSTANTIATE_TEST_CASE_P(
+    SSSE3_C_COMPARE, MaskedSADTest,
+    ::testing::Values(
+#if CONFIG_EXT_PARTITION
+        make_tuple(&aom_masked_sad128x128_ssse3, &aom_masked_sad128x128_c),
+        make_tuple(&aom_masked_sad128x64_ssse3, &aom_masked_sad128x64_c),
+        make_tuple(&aom_masked_sad64x128_ssse3, &aom_masked_sad64x128_c),
+#endif  // CONFIG_EXT_PARTITION
+        make_tuple(&aom_masked_sad64x64_ssse3, &aom_masked_sad64x64_c),
+        make_tuple(&aom_masked_sad64x32_ssse3, &aom_masked_sad64x32_c),
+        make_tuple(&aom_masked_sad32x64_ssse3, &aom_masked_sad32x64_c),
+        make_tuple(&aom_masked_sad32x32_ssse3, &aom_masked_sad32x32_c),
+        make_tuple(&aom_masked_sad32x16_ssse3, &aom_masked_sad32x16_c),
+        make_tuple(&aom_masked_sad16x32_ssse3, &aom_masked_sad16x32_c),
+        make_tuple(&aom_masked_sad16x16_ssse3, &aom_masked_sad16x16_c),
+        make_tuple(&aom_masked_sad16x8_ssse3, &aom_masked_sad16x8_c),
+        make_tuple(&aom_masked_sad8x16_ssse3, &aom_masked_sad8x16_c),
+        make_tuple(&aom_masked_sad8x8_ssse3, &aom_masked_sad8x8_c),
+        make_tuple(&aom_masked_sad8x4_ssse3, &aom_masked_sad8x4_c),
+        make_tuple(&aom_masked_sad4x8_ssse3, &aom_masked_sad4x8_c),
+        make_tuple(&aom_masked_sad4x4_ssse3, &aom_masked_sad4x4_c)));
+#if CONFIG_HIGHBITDEPTH
+INSTANTIATE_TEST_CASE_P(SSSE3_C_COMPARE, HighbdMaskedSADTest,
+                        ::testing::Values(
+#if CONFIG_EXT_PARTITION
+                            make_tuple(&aom_highbd_masked_sad128x128_ssse3,
+                                       &aom_highbd_masked_sad128x128_c),
+                            make_tuple(&aom_highbd_masked_sad128x64_ssse3,
+                                       &aom_highbd_masked_sad128x64_c),
+                            make_tuple(&aom_highbd_masked_sad64x128_ssse3,
+                                       &aom_highbd_masked_sad64x128_c),
+#endif  // CONFIG_EXT_PARTITION
+                            make_tuple(&aom_highbd_masked_sad64x64_ssse3,
+                                       &aom_highbd_masked_sad64x64_c),
+                            make_tuple(&aom_highbd_masked_sad64x32_ssse3,
+                                       &aom_highbd_masked_sad64x32_c),
+                            make_tuple(&aom_highbd_masked_sad32x64_ssse3,
+                                       &aom_highbd_masked_sad32x64_c),
+                            make_tuple(&aom_highbd_masked_sad32x32_ssse3,
+                                       &aom_highbd_masked_sad32x32_c),
+                            make_tuple(&aom_highbd_masked_sad32x16_ssse3,
+                                       &aom_highbd_masked_sad32x16_c),
+                            make_tuple(&aom_highbd_masked_sad16x32_ssse3,
+                                       &aom_highbd_masked_sad16x32_c),
+                            make_tuple(&aom_highbd_masked_sad16x16_ssse3,
+                                       &aom_highbd_masked_sad16x16_c),
+                            make_tuple(&aom_highbd_masked_sad16x8_ssse3,
+                                       &aom_highbd_masked_sad16x8_c),
+                            make_tuple(&aom_highbd_masked_sad8x16_ssse3,
+                                       &aom_highbd_masked_sad8x16_c),
+                            make_tuple(&aom_highbd_masked_sad8x8_ssse3,
+                                       &aom_highbd_masked_sad8x8_c),
+                            make_tuple(&aom_highbd_masked_sad8x4_ssse3,
+                                       &aom_highbd_masked_sad8x4_c),
+                            make_tuple(&aom_highbd_masked_sad4x8_ssse3,
+                                       &aom_highbd_masked_sad4x8_c),
+                            make_tuple(&aom_highbd_masked_sad4x4_ssse3,
+                                       &aom_highbd_masked_sad4x4_c)));
+#endif  // CONFIG_HIGHBITDEPTH
+#endif  // HAVE_SSSE3
+}  // namespace