Adding upstream version 110.0.1.upstream/110.0.1upstream

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

1 files changed, 239 insertions, 0 deletions

diff --git a/third_party/aom/test/av1_quantize_test.cc b/third_party/aom/test/av1_quantize_test.cc
new file mode 100644
index 0000000000..aaf0939181
--- /dev/null
+++ b/third_party/aom/test/av1_quantize_test.cc
@@ -0,0 +1,239 @@
+/*
+ * 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 <stdlib.h>
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+
+#include "config/aom_config.h"
+#include "config/av1_rtcd.h"
+
+#include "test/acm_random.h"
+#include "test/clear_system_state.h"
+#include "test/register_state_check.h"
+#include "av1/common/scan.h"
+
+namespace {
+
+typedef void (*QuantizeFpFunc)(
+    const tran_low_t *coeff_ptr, intptr_t count, const int16_t *zbin_ptr,
+    const int16_t *round_ptr, const int16_t *quant_ptr,
+    const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr,
+    tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr,
+    const int16_t *scan, const int16_t *iscan, int log_scale);
+
+struct QuantizeFuncParams {
+  QuantizeFuncParams(QuantizeFpFunc qF = NULL, QuantizeFpFunc qRefF = NULL,
+                     int count = 16)
+      : qFunc(qF), qFuncRef(qRefF), coeffCount(count) {}
+  QuantizeFpFunc qFunc;
+  QuantizeFpFunc qFuncRef;
+  int coeffCount;
+};
+
+using libaom_test::ACMRandom;
+
+const int numTests = 1000;
+const int maxSize = 1024;
+const int roundFactorRange = 127;
+const int dequantRange = 32768;
+const int coeffRange = (1 << 20) - 1;
+
+class AV1QuantizeTest : public ::testing::TestWithParam<QuantizeFuncParams> {
+ public:
+  void RunQuantizeTest() {
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, int16_t, zbin_ptr[8]);
+    DECLARE_ALIGNED(16, int16_t, round_ptr[8]);
+    DECLARE_ALIGNED(16, int16_t, quant_ptr[8]);
+    DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[8]);
+    DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, int16_t, dequant_ptr[8]);
+    uint16_t eob;
+    uint16_t ref_eob;
+    int err_count_total = 0;
+    int first_failure = -1;
+    int count = params_.coeffCount;
+    const TX_SIZE txSize = getTxSize(count);
+    int log_scale = (txSize == TX_32X32);
+    QuantizeFpFunc quanFunc = params_.qFunc;
+    QuantizeFpFunc quanFuncRef = params_.qFuncRef;
+
+    const SCAN_ORDER scanOrder = av1_default_scan_orders[txSize];
+    for (int i = 0; i < numTests; i++) {
+      int err_count = 0;
+      ref_eob = eob = -1;
+      for (int j = 0; j < count; j++) {
+        coeff_ptr[j] = rnd(coeffRange);
+      }
+
+      for (int j = 0; j < 2; j++) {
+        zbin_ptr[j] = rnd.Rand16();
+        quant_shift_ptr[j] = rnd.Rand16();
+        // int16_t positive
+        dequant_ptr[j] = abs(rnd(dequantRange));
+        quant_ptr[j] = (1 << 16) / dequant_ptr[j];
+        round_ptr[j] = (abs(rnd(roundFactorRange)) * dequant_ptr[j]) >> 7;
+      }
+      for (int j = 2; j < 8; ++j) {
+        zbin_ptr[j] = zbin_ptr[1];
+        quant_shift_ptr[j] = quant_shift_ptr[1];
+        dequant_ptr[j] = dequant_ptr[1];
+        quant_ptr[j] = quant_ptr[1];
+        round_ptr[j] = round_ptr[1];
+      }
+      quanFuncRef(coeff_ptr, count, zbin_ptr, round_ptr, quant_ptr,
+                  quant_shift_ptr, ref_qcoeff_ptr, ref_dqcoeff_ptr, dequant_ptr,
+                  &ref_eob, scanOrder.scan, scanOrder.iscan, log_scale);
+
+      ASM_REGISTER_STATE_CHECK(
+          quanFunc(coeff_ptr, count, zbin_ptr, round_ptr, quant_ptr,
+                   quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, &eob,
+                   scanOrder.scan, scanOrder.iscan, log_scale));
+
+      for (int j = 0; j < count; ++j) {
+        err_count += (ref_qcoeff_ptr[j] != qcoeff_ptr[j]) |
+                     (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
+        ASSERT_EQ(ref_qcoeff_ptr[j], qcoeff_ptr[j])
+            << "qcoeff error: i = " << i << " j = " << j << "\n";
+        EXPECT_EQ(ref_dqcoeff_ptr[j], dqcoeff_ptr[j])
+            << "dqcoeff error: i = " << i << " j = " << j << "\n";
+      }
+      EXPECT_EQ(ref_eob, eob) << "eob error: "
+                              << "i = " << i << "\n";
+      err_count += (ref_eob != eob);
+      if (err_count && !err_count_total) {
+        first_failure = i;
+      }
+      err_count_total += err_count;
+    }
+    EXPECT_EQ(0, err_count_total)
+        << "Error: Quantization Test, C output doesn't match SSE2 output. "
+        << "First failed at test case " << first_failure;
+  }
+
+  void RunEobTest() {
+    ACMRandom rnd(ACMRandom::DeterministicSeed());
+    DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, int16_t, zbin_ptr[8]);
+    DECLARE_ALIGNED(16, int16_t, round_ptr[8]);
+    DECLARE_ALIGNED(16, int16_t, quant_ptr[8]);
+    DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[8]);
+    DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[maxSize]);
+    DECLARE_ALIGNED(16, int16_t, dequant_ptr[8]);
+    uint16_t eob;
+    uint16_t ref_eob;
+    int count = params_.coeffCount;
+    const TX_SIZE txSize = getTxSize(count);
+    int log_scale = (txSize == TX_32X32);
+    QuantizeFpFunc quanFunc = params_.qFunc;
+    QuantizeFpFunc quanFuncRef = params_.qFuncRef;
+    const SCAN_ORDER scanOrder = av1_default_scan_orders[txSize];
+
+    for (int i = 0; i < numTests; i++) {
+      ref_eob = eob = -1;
+      for (int j = 0; j < count; j++) {
+        coeff_ptr[j] = 0;
+      }
+
+      coeff_ptr[rnd(count)] = rnd(coeffRange);
+      coeff_ptr[rnd(count)] = rnd(coeffRange);
+      coeff_ptr[rnd(count)] = rnd(coeffRange);
+
+      for (int j = 0; j < 2; j++) {
+        zbin_ptr[j] = rnd.Rand16();
+        quant_shift_ptr[j] = rnd.Rand16();
+        // int16_t positive
+        dequant_ptr[j] = abs(rnd(dequantRange));
+        quant_ptr[j] = (1 << 16) / dequant_ptr[j];
+        round_ptr[j] = (abs(rnd(roundFactorRange)) * dequant_ptr[j]) >> 7;
+      }
+      for (int j = 2; j < 8; ++j) {
+        zbin_ptr[j] = zbin_ptr[1];
+        quant_shift_ptr[j] = quant_shift_ptr[1];
+        dequant_ptr[j] = dequant_ptr[1];
+        quant_ptr[j] = quant_ptr[1];
+        round_ptr[j] = round_ptr[1];
+      }
+
+      quanFuncRef(coeff_ptr, count, zbin_ptr, round_ptr, quant_ptr,
+                  quant_shift_ptr, ref_qcoeff_ptr, ref_dqcoeff_ptr, dequant_ptr,
+                  &ref_eob, scanOrder.scan, scanOrder.iscan, log_scale);
+
+      ASM_REGISTER_STATE_CHECK(
+          quanFunc(coeff_ptr, count, zbin_ptr, round_ptr, quant_ptr,
+                   quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, &eob,
+                   scanOrder.scan, scanOrder.iscan, log_scale));
+      EXPECT_EQ(ref_eob, eob) << "eob error: "
+                              << "i = " << i << "\n";
+    }
+  }
+
+  virtual void SetUp() { params_ = GetParam(); }
+
+  virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+  virtual ~AV1QuantizeTest() {}
+
+ private:
+  TX_SIZE getTxSize(int count) {
+    switch (count) {
+      case 16: return TX_4X4;
+      case 64: return TX_8X8;
+      case 256: return TX_16X16;
+      case 1024: return TX_32X32;
+      default: return TX_4X4;
+    }
+  }
+
+  QuantizeFuncParams params_;
+};
+
+TEST_P(AV1QuantizeTest, BitExactCheck) { RunQuantizeTest(); }
+TEST_P(AV1QuantizeTest, EobVerify) { RunEobTest(); }
+
+#if HAVE_SSE4_1
+const QuantizeFuncParams qfps[4] = {
+  QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1, &av1_highbd_quantize_fp_c,
+                     16),
+  QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1, &av1_highbd_quantize_fp_c,
+                     64),
+  QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1, &av1_highbd_quantize_fp_c,
+                     256),
+  QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1, &av1_highbd_quantize_fp_c,
+                     1024),
+};
+
+INSTANTIATE_TEST_CASE_P(SSE4_1, AV1QuantizeTest, ::testing::ValuesIn(qfps));
+#endif  // HAVE_SSE4_1
+
+#if HAVE_AVX2
+const QuantizeFuncParams qfps_avx2[4] = {
+  QuantizeFuncParams(&av1_highbd_quantize_fp_avx2, &av1_highbd_quantize_fp_c,
+                     16),
+  QuantizeFuncParams(&av1_highbd_quantize_fp_avx2, &av1_highbd_quantize_fp_c,
+                     64),
+  QuantizeFuncParams(&av1_highbd_quantize_fp_avx2, &av1_highbd_quantize_fp_c,
+                     256),
+  QuantizeFuncParams(&av1_highbd_quantize_fp_avx2, &av1_highbd_quantize_fp_c,
+                     1024),
+};
+
+INSTANTIATE_TEST_CASE_P(AVX2, AV1QuantizeTest, ::testing::ValuesIn(qfps_avx2));
+#endif  // HAVE_AVX2
+
+}  // namespace