libvpx: Pull from upstream

source/libvpx/test/vp9_quantize_test.cc

+/*
+ *  Copyright (c) 2014 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "third_party/googletest/src/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 "./vpx_config.h"
+#include "./vp9_rtcd.h"
+#include "vp9/common/vp9_entropy.h"
+#include "vpx/vpx_integer.h"
+
+using libvpx_test::ACMRandom;
+
+namespace {
+#if CONFIG_VP9_HIGHBITDEPTH
+const int number_of_iterations = 100;
+
+typedef void (*QuantizeFunc)(const tran_low_t *coeff, intptr_t count,
+                             int skip_block, const int16_t *zbin,
+                             const int16_t *round, const int16_t *quant,
+                             const int16_t *quant_shift,
+                             tran_low_t *qcoeff, tran_low_t *dqcoeff,
+                             const int16_t *dequant, int zbin_oq_value,
+                             uint16_t *eob, const int16_t *scan,
+                             const int16_t *iscan);
+typedef std::tr1::tuple<QuantizeFunc, QuantizeFunc, vpx_bit_depth_t>
+    QuantizeParam;
+
+class VP9QuantizeTest : public ::testing::TestWithParam<QuantizeParam> {
+ public:
+  virtual ~VP9QuantizeTest() {}
+  virtual void SetUp() {
+    quantize_op_   = GET_PARAM(0);
+    ref_quantize_op_ = GET_PARAM(1);
+    bit_depth_  = GET_PARAM(2);
+    mask_ = (1 << bit_depth_) - 1;
+  }
+
+  virtual void TearDown() { libvpx_test::ClearSystemState(); }
+
+ protected:
+  vpx_bit_depth_t bit_depth_;
+  int mask_;
+  QuantizeFunc quantize_op_;
+  QuantizeFunc ref_quantize_op_;
+};
+
+class VP9Quantize32Test : public ::testing::TestWithParam<QuantizeParam> {
+ public:
+  virtual ~VP9Quantize32Test() {}
+  virtual void SetUp() {
+    quantize_op_   = GET_PARAM(0);
+    ref_quantize_op_ = GET_PARAM(1);
+    bit_depth_  = GET_PARAM(2);
+    mask_ = (1 << bit_depth_) - 1;
+  }
+
+  virtual void TearDown() { libvpx_test::ClearSystemState(); }
+
+ protected:
+  vpx_bit_depth_t bit_depth_;
+  int mask_;
+  QuantizeFunc quantize_op_;
+  QuantizeFunc ref_quantize_op_;
+};
+
+TEST_P(VP9QuantizeTest, OperationCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  int zbin_oq_value = 0;
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, coeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, zbin_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, round_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, quant_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, quant_shift_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, qcoeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, dqcoeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, ref_qcoeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, ref_dqcoeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, dequant_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, uint16_t, eob_ptr, 1);
+  DECLARE_ALIGNED_ARRAY(16, uint16_t, ref_eob_ptr, 1);
+  int err_count_total = 0;
+  int first_failure = -1;
+  for (int i = 0; i < number_of_iterations; ++i) {
+    const int skip_block = i == 0;
+    const TX_SIZE sz = (TX_SIZE)(i % 3);  // TX_4X4, TX_8X8 TX_16X16
+    const TX_TYPE tx_type = (TX_TYPE)((i >> 2) % 3);
+    const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
+    const int count = (4 << sz) * (4 << sz);  // 16, 64, 256
+    int err_count = 0;
+    *eob_ptr = rnd.Rand16();
+    *ref_eob_ptr = *eob_ptr;
+    for (int j = 0; j < count; j++) {
+      coeff_ptr[j] = rnd.Rand16()&mask_;
+    }
+    for (int j = 0; j < 2; j++) {
+      zbin_ptr[j] = rnd.Rand16()&mask_;
+      round_ptr[j] = rnd.Rand16();
+      quant_ptr[j] = rnd.Rand16();
+      quant_shift_ptr[j] = rnd.Rand16();
+      dequant_ptr[j] = rnd.Rand16();
+    }
+    ref_quantize_op_(coeff_ptr, count, skip_block, zbin_ptr, round_ptr,
+                     quant_ptr, quant_shift_ptr, ref_qcoeff_ptr,
+                     ref_dqcoeff_ptr, dequant_ptr, zbin_oq_value,
+                     ref_eob_ptr, scan_order->scan, scan_order->iscan);
+    ASM_REGISTER_STATE_CHECK(quantize_op_(coeff_ptr, count, skip_block,
+                                          zbin_ptr, round_ptr, quant_ptr,
+                                          quant_shift_ptr, qcoeff_ptr,
+                                          dqcoeff_ptr, dequant_ptr,
+                                          zbin_oq_value, eob_ptr,
+                                          scan_order->scan, scan_order->iscan));
+    for (int j = 0; j < sz; ++j) {
+      err_count += (ref_qcoeff_ptr[j]  != qcoeff_ptr[j]) |
+          (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
+    }
+    err_count += (*ref_eob_ptr != *eob_ptr);
+    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;
+}
+
+TEST_P(VP9Quantize32Test, OperationCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  int zbin_oq_value = 0;
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, coeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, zbin_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, round_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, quant_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, quant_shift_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, qcoeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, dqcoeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, ref_qcoeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, ref_dqcoeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, dequant_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, uint16_t, eob_ptr, 1);
+  DECLARE_ALIGNED_ARRAY(16, uint16_t, ref_eob_ptr, 1);
+  int err_count_total = 0;
+  int first_failure = -1;
+  for (int i = 0; i < number_of_iterations; ++i) {
+    const int skip_block = i == 0;
+    const TX_SIZE sz = TX_32X32;
+    const TX_TYPE tx_type = (TX_TYPE)(i % 4);
+    const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
+    const int count = (4 << sz) * (4 << sz);  // 1024
+    int err_count = 0;
+    *eob_ptr = rnd.Rand16();
+    *ref_eob_ptr = *eob_ptr;
+    for (int j = 0; j < count; j++) {
+      coeff_ptr[j] = rnd.Rand16()&mask_;
+    }
+    for (int j = 0; j < 2; j++) {
+      zbin_ptr[j] = rnd.Rand16()&mask_;
+      round_ptr[j] = rnd.Rand16();
+      quant_ptr[j] = rnd.Rand16();
+      quant_shift_ptr[j] = rnd.Rand16();
+      dequant_ptr[j] = rnd.Rand16();
+    }
+    ref_quantize_op_(coeff_ptr, count, skip_block, zbin_ptr, round_ptr,
+                     quant_ptr, quant_shift_ptr, ref_qcoeff_ptr,
+                     ref_dqcoeff_ptr, dequant_ptr, zbin_oq_value,
+                     ref_eob_ptr, scan_order->scan, scan_order->iscan);
+    ASM_REGISTER_STATE_CHECK(quantize_op_(coeff_ptr, count, skip_block,
+                                          zbin_ptr, round_ptr, quant_ptr,
+                                          quant_shift_ptr, qcoeff_ptr,
+                                          dqcoeff_ptr, dequant_ptr,
+                                          zbin_oq_value, eob_ptr,
+                                          scan_order->scan, scan_order->iscan));
+    for (int j = 0; j < sz; ++j) {
+      err_count += (ref_qcoeff_ptr[j]  != qcoeff_ptr[j]) |
+          (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
+    }
+    err_count += (*ref_eob_ptr != *eob_ptr);
+    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;
+}
+
+TEST_P(VP9QuantizeTest, EOBCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  int zbin_oq_value = 0;
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, coeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, zbin_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, round_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, quant_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, quant_shift_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, qcoeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, dqcoeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, ref_qcoeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, ref_dqcoeff_ptr, 256);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, dequant_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, uint16_t, eob_ptr, 1);
+  DECLARE_ALIGNED_ARRAY(16, uint16_t, ref_eob_ptr, 1);
+  int err_count_total = 0;
+  int first_failure = -1;
+  for (int i = 0; i < number_of_iterations; ++i) {
+    int skip_block = i == 0;
+    TX_SIZE sz = (TX_SIZE)(i % 3);  // TX_4X4, TX_8X8 TX_16X16
+    TX_TYPE tx_type = (TX_TYPE)((i >> 2) % 3);
+    const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
+    int count = (4 << sz) * (4 << sz);  // 16, 64, 256
+    int err_count = 0;
+    *eob_ptr = rnd.Rand16();
+    *ref_eob_ptr = *eob_ptr;
+    // Two random entries
+    for (int j = 0; j < count; j++) {
+      coeff_ptr[j] = 0;
+    }
+    coeff_ptr[rnd(count)] = rnd.Rand16()&mask_;
+    coeff_ptr[rnd(count)] = rnd.Rand16()&mask_;
+    for (int j = 0; j < 2; j++) {
+      zbin_ptr[j] = rnd.Rand16()&mask_;
+      round_ptr[j] = rnd.Rand16();
+      quant_ptr[j] = rnd.Rand16();
+      quant_shift_ptr[j] = rnd.Rand16();
+      dequant_ptr[j] = rnd.Rand16();
+    }
+
+    ref_quantize_op_(coeff_ptr, count, skip_block, zbin_ptr, round_ptr,
+                     quant_ptr, quant_shift_ptr, ref_qcoeff_ptr,
+                     ref_dqcoeff_ptr, dequant_ptr, zbin_oq_value,
+                     ref_eob_ptr, scan_order->scan, scan_order->iscan);
+    ASM_REGISTER_STATE_CHECK(quantize_op_(coeff_ptr, count, skip_block,
+                                          zbin_ptr, round_ptr, quant_ptr,
+                                          quant_shift_ptr, qcoeff_ptr,
+                                          dqcoeff_ptr, dequant_ptr,
+                                          zbin_oq_value, eob_ptr,
+                                          scan_order->scan, scan_order->iscan));
+
+    for (int j = 0; j < sz; ++j) {
+      err_count += (ref_qcoeff_ptr[j]  != qcoeff_ptr[j]) |
+          (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
+    }
+    err_count += (*ref_eob_ptr != *eob_ptr);
+    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;
+}
+
+TEST_P(VP9Quantize32Test, EOBCheck) {
+  ACMRandom rnd(ACMRandom::DeterministicSeed());
+  int zbin_oq_value = 0;
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, coeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, zbin_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, round_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, quant_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, quant_shift_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, qcoeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, dqcoeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, ref_qcoeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, tran_low_t, ref_dqcoeff_ptr, 1024);
+  DECLARE_ALIGNED_ARRAY(16, int16_t, dequant_ptr, 2);
+  DECLARE_ALIGNED_ARRAY(16, uint16_t, eob_ptr, 1);
+  DECLARE_ALIGNED_ARRAY(16, uint16_t, ref_eob_ptr, 1);
+  int err_count_total = 0;
+  int first_failure = -1;
+  for (int i = 0; i < number_of_iterations; ++i) {
+    int skip_block = i == 0;
+    TX_SIZE sz = TX_32X32;
+    TX_TYPE tx_type = (TX_TYPE)(i % 4);
+    const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
+    int count = (4 << sz) * (4 << sz);  // 1024
+    int err_count = 0;
+    *eob_ptr = rnd.Rand16();
+    *ref_eob_ptr = *eob_ptr;
+    for (int j = 0; j < count; j++) {
+      coeff_ptr[j] = 0;
+    }
+    // Two random entries
+    coeff_ptr[rnd(count)] = rnd.Rand16()&mask_;
+    coeff_ptr[rnd(count)] = rnd.Rand16()&mask_;
+    for (int j = 0; j < 2; j++) {
+      zbin_ptr[j] = rnd.Rand16()&mask_;
+      round_ptr[j] = rnd.Rand16();
+      quant_ptr[j] = rnd.Rand16();
+      quant_shift_ptr[j] = rnd.Rand16();
+      dequant_ptr[j] = rnd.Rand16();
+    }
+
+    ref_quantize_op_(coeff_ptr, count, skip_block, zbin_ptr, round_ptr,
+                     quant_ptr, quant_shift_ptr, ref_qcoeff_ptr,
+                     ref_dqcoeff_ptr, dequant_ptr, zbin_oq_value,
+                     ref_eob_ptr, scan_order->scan, scan_order->iscan);
+    ASM_REGISTER_STATE_CHECK(quantize_op_(coeff_ptr, count, skip_block,
+                                          zbin_ptr, round_ptr, quant_ptr,
+                                          quant_shift_ptr, qcoeff_ptr,
+                                          dqcoeff_ptr, dequant_ptr,
+                                          zbin_oq_value, eob_ptr,
+                                          scan_order->scan, scan_order->iscan));
+
+    for (int j = 0; j < sz; ++j) {
+      err_count += (ref_qcoeff_ptr[j]  != qcoeff_ptr[j]) |
+          (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
+    }
+    err_count += (*ref_eob_ptr != *eob_ptr);
+    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;
+}
+using std::tr1::make_tuple;
+
+#if HAVE_SSE2
+INSTANTIATE_TEST_CASE_P(
+    SSE2, VP9QuantizeTest,
+    ::testing::Values(
+        make_tuple(&vp9_highbd_quantize_b_sse2,
+                   &vp9_highbd_quantize_b_c, VPX_BITS_8),
+        make_tuple(&vp9_highbd_quantize_b_sse2,
+                   &vp9_highbd_quantize_b_c, VPX_BITS_10),
+        make_tuple(&vp9_highbd_quantize_b_sse2,
+                   &vp9_highbd_quantize_b_c, VPX_BITS_12)));
+INSTANTIATE_TEST_CASE_P(
+    SSE2, VP9Quantize32Test,
+    ::testing::Values(
+        make_tuple(&vp9_highbd_quantize_b_32x32_sse2,
+                   &vp9_highbd_quantize_b_32x32_c, VPX_BITS_8),
+        make_tuple(&vp9_highbd_quantize_b_32x32_sse2,
+                   &vp9_highbd_quantize_b_32x32_c, VPX_BITS_10),
+        make_tuple(&vp9_highbd_quantize_b_32x32_sse2,
+                   &vp9_highbd_quantize_b_32x32_c, VPX_BITS_12)));
+#endif  // HAVE_SSE2
+#endif  // CONFIG_VP9_HIGHBITDEPTH
+}  // namespace