ref: 6bac3f80ee21b754e17d0f32ddc18d1bbe9dfc6a
dir: /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 "./vpx_config.h"
#include "./vpx_dsp_rtcd.h"
#include "test/acm_random.h"
#include "test/clear_system_state.h"
#include "test/register_state_check.h"
#include "test/util.h"
#include "vp9/common/vp9_entropy.h"
#include "vp9/common/vp9_scan.h"
#include "vpx/vpx_codec.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,
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());
DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[256]);
DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[256]);
DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[256]);
DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[256]);
DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[256]);
DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
DECLARE_ALIGNED(16, uint16_t, eob_ptr[1]);
DECLARE_ALIGNED(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, 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, 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());
DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[1024]);
DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[1024]);
DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[1024]);
DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[1024]);
DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[1024]);
DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
DECLARE_ALIGNED(16, uint16_t, eob_ptr[1]);
DECLARE_ALIGNED(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, 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, 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());
DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[256]);
DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[256]);
DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[256]);
DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[256]);
DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[256]);
DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
DECLARE_ALIGNED(16, uint16_t, eob_ptr[1]);
DECLARE_ALIGNED(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, 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, 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());
DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[1024]);
DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[1024]);
DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[1024]);
DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[1024]);
DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[1024]);
DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
DECLARE_ALIGNED(16, uint16_t, eob_ptr[1]);
DECLARE_ALIGNED(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, 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, 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(&vpx_highbd_quantize_b_sse2,
&vpx_highbd_quantize_b_c, VPX_BITS_8),
make_tuple(&vpx_highbd_quantize_b_sse2,
&vpx_highbd_quantize_b_c, VPX_BITS_10),
make_tuple(&vpx_highbd_quantize_b_sse2,
&vpx_highbd_quantize_b_c, VPX_BITS_12)));
INSTANTIATE_TEST_CASE_P(
SSE2, VP9Quantize32Test,
::testing::Values(make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
&vpx_highbd_quantize_b_32x32_c, VPX_BITS_8),
make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
&vpx_highbd_quantize_b_32x32_c, VPX_BITS_10),
make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
&vpx_highbd_quantize_b_32x32_c, VPX_BITS_12)));
#endif // HAVE_SSE2
#endif // CONFIG_VP9_HIGHBITDEPTH
} // namespace