9578a84205
Pass a max txfm size parameter and combine the base quantize test with the 32x32 test. Change-Id: I72ddf020fe6888e864ea9f3642ee2d9a8e48a04b
373 lines
14 KiB
C++
373 lines
14 KiB
C++
/*
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* Copyright (c) 2014 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <math.h>
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#include <stdlib.h>
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#include <string.h>
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#include "third_party/googletest/src/include/gtest/gtest.h"
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#include "./vpx_config.h"
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#include "./vpx_dsp_rtcd.h"
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#include "./vp9_rtcd.h"
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#include "test/acm_random.h"
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#include "test/buffer.h"
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#include "test/clear_system_state.h"
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#include "test/register_state_check.h"
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#include "test/util.h"
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#include "vp9/common/vp9_entropy.h"
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#include "vp9/common/vp9_scan.h"
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#include "vpx/vpx_codec.h"
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#include "vpx/vpx_integer.h"
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#include "vpx_ports/vpx_timer.h"
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using libvpx_test::ACMRandom;
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using libvpx_test::Buffer;
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namespace {
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const int number_of_iterations = 100;
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typedef void (*QuantizeFunc)(const tran_low_t *coeff, intptr_t count,
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int skip_block, const int16_t *zbin,
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const int16_t *round, const int16_t *quant,
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const int16_t *quant_shift, tran_low_t *qcoeff,
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tran_low_t *dqcoeff, const int16_t *dequant,
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uint16_t *eob, const int16_t *scan,
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const int16_t *iscan);
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typedef std::tr1::tuple<QuantizeFunc, QuantizeFunc, vpx_bit_depth_t,
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int /*max_size*/>
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QuantizeParam;
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class VP9QuantizeBase {
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public:
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VP9QuantizeBase(vpx_bit_depth_t bit_depth, int max_size)
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: bit_depth_(bit_depth), max_size_(max_size) {
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max_value_ = (1 << bit_depth_) - 1;
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zbin_ptr_ =
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reinterpret_cast<int16_t *>(vpx_memalign(16, 8 * sizeof(*zbin_ptr_)));
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round_ptr_ =
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reinterpret_cast<int16_t *>(vpx_memalign(16, 8 * sizeof(*round_ptr_)));
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quant_ptr_ =
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reinterpret_cast<int16_t *>(vpx_memalign(16, 8 * sizeof(*quant_ptr_)));
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quant_shift_ptr_ = reinterpret_cast<int16_t *>(
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vpx_memalign(16, 8 * sizeof(*quant_shift_ptr_)));
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dequant_ptr_ = reinterpret_cast<int16_t *>(
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vpx_memalign(16, 8 * sizeof(*dequant_ptr_)));
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}
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~VP9QuantizeBase() {
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vpx_free(zbin_ptr_);
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vpx_free(round_ptr_);
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vpx_free(quant_ptr_);
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vpx_free(quant_shift_ptr_);
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vpx_free(dequant_ptr_);
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zbin_ptr_ = NULL;
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round_ptr_ = NULL;
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quant_ptr_ = NULL;
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quant_shift_ptr_ = NULL;
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dequant_ptr_ = NULL;
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libvpx_test::ClearSystemState();
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}
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protected:
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int16_t *zbin_ptr_;
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int16_t *round_ptr_;
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int16_t *quant_ptr_;
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int16_t *quant_shift_ptr_;
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int16_t *dequant_ptr_;
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const vpx_bit_depth_t bit_depth_;
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int max_value_;
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const int max_size_;
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};
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class VP9QuantizeTest : public VP9QuantizeBase,
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public ::testing::TestWithParam<QuantizeParam> {
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public:
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VP9QuantizeTest()
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: VP9QuantizeBase(GET_PARAM(2), GET_PARAM(3)), quantize_op_(GET_PARAM(0)),
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ref_quantize_op_(GET_PARAM(1)) {}
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protected:
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const QuantizeFunc quantize_op_;
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const QuantizeFunc ref_quantize_op_;
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};
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void GenerateHelperArrays(ACMRandom *rnd, int16_t *zbin, int16_t *round,
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int16_t *quant, int16_t *quant_shift,
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int16_t *dequant) {
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for (int j = 0; j < 2; j++) {
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// Values determined by deconstructing vp9_init_quantizer().
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// zbin may be up to 1143 for 8 and 10 bit Y values, or 1200 for 12 bit Y
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// values or U/V values of any bit depth. This is because y_delta is not
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// factored into the vp9_ac_quant() call.
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zbin[j] = rnd->RandRange(1200);
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// round may be up to 685 for Y values or 914 for U/V.
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round[j] = rnd->RandRange(914);
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// quant ranges from 1 to -32703
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quant[j] = static_cast<int>(rnd->RandRange(32704)) - 32703;
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// quant_shift goes up to 1 << 16.
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quant_shift[j] = rnd->RandRange(16384);
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// dequant maxes out at 1828 for all cases.
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dequant[j] = rnd->RandRange(1828);
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}
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for (int j = 2; j < 8; j++) {
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zbin[j] = zbin[1];
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round[j] = round[1];
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quant[j] = quant[1];
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quant_shift[j] = quant_shift[1];
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dequant[j] = dequant[1];
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}
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}
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TEST_P(VP9QuantizeTest, OperationCheck) {
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ACMRandom rnd(ACMRandom::DeterministicSeed());
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Buffer<tran_low_t> coeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 16);
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ASSERT_TRUE(coeff.Init());
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Buffer<tran_low_t> qcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 32);
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ASSERT_TRUE(qcoeff.Init());
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Buffer<tran_low_t> dqcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 32);
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ASSERT_TRUE(dqcoeff.Init());
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Buffer<tran_low_t> ref_qcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0);
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ASSERT_TRUE(ref_qcoeff.Init());
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Buffer<tran_low_t> ref_dqcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0);
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ASSERT_TRUE(ref_dqcoeff.Init());
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uint16_t eob, ref_eob;
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for (int i = 0; i < number_of_iterations; ++i) {
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const int skip_block = i == 0;
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TX_SIZE sz;
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if (max_size_ == 16) {
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sz = (TX_SIZE)(i % 3); // TX_4X4, TX_8X8 TX_16X16
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} else {
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sz = TX_32X32;
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}
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const TX_TYPE tx_type = (TX_TYPE)((i >> 2) % 3);
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const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
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const int count = (4 << sz) * (4 << sz); // 16, 64, 256
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coeff.Set(&rnd, 0, max_value_);
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GenerateHelperArrays(&rnd, zbin_ptr_, round_ptr_, quant_ptr_,
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quant_shift_ptr_, dequant_ptr_);
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ref_quantize_op_(coeff.TopLeftPixel(), count, skip_block, zbin_ptr_,
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round_ptr_, quant_ptr_, quant_shift_ptr_,
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ref_qcoeff.TopLeftPixel(), ref_dqcoeff.TopLeftPixel(),
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dequant_ptr_, &ref_eob, scan_order->scan,
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scan_order->iscan);
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ASM_REGISTER_STATE_CHECK(
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quantize_op_(coeff.TopLeftPixel(), count, skip_block, zbin_ptr_,
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round_ptr_, quant_ptr_, quant_shift_ptr_,
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qcoeff.TopLeftPixel(), dqcoeff.TopLeftPixel(),
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dequant_ptr_, &eob, scan_order->scan, scan_order->iscan));
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EXPECT_TRUE(qcoeff.CheckValues(ref_qcoeff));
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EXPECT_TRUE(dqcoeff.CheckValues(ref_dqcoeff));
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EXPECT_EQ(eob, ref_eob);
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if (HasFailure()) {
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printf("Failure on iteration %d.\n", i);
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qcoeff.PrintDifference(ref_qcoeff);
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dqcoeff.PrintDifference(ref_dqcoeff);
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return;
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}
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}
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}
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TEST_P(VP9QuantizeTest, EOBCheck) {
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ACMRandom rnd(ACMRandom::DeterministicSeed());
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Buffer<tran_low_t> coeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 16);
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ASSERT_TRUE(coeff.Init());
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Buffer<tran_low_t> qcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 32);
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ASSERT_TRUE(qcoeff.Init());
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Buffer<tran_low_t> dqcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 32);
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ASSERT_TRUE(dqcoeff.Init());
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Buffer<tran_low_t> ref_qcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0);
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ASSERT_TRUE(ref_qcoeff.Init());
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Buffer<tran_low_t> ref_dqcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0);
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ASSERT_TRUE(ref_dqcoeff.Init());
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uint16_t eob, ref_eob;
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for (int i = 0; i < number_of_iterations; ++i) {
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int skip_block = i == 0;
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TX_SIZE sz;
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if (max_size_ == 16) {
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sz = (TX_SIZE)(i % 3); // TX_4X4, TX_8X8 TX_16X16
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} else {
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sz = TX_32X32;
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}
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TX_TYPE tx_type = (TX_TYPE)((i >> 2) % 3);
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const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
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int count = (4 << sz) * (4 << sz); // 16, 64, 256
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// Two random entries
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coeff.Set(0);
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coeff.TopLeftPixel()[rnd(count)] = rnd.RandRange(max_value_);
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coeff.TopLeftPixel()[rnd(count)] = rnd.RandRange(max_value_);
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GenerateHelperArrays(&rnd, zbin_ptr_, round_ptr_, quant_ptr_,
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quant_shift_ptr_, dequant_ptr_);
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ref_quantize_op_(coeff.TopLeftPixel(), count, skip_block, zbin_ptr_,
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round_ptr_, quant_ptr_, quant_shift_ptr_,
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ref_qcoeff.TopLeftPixel(), ref_dqcoeff.TopLeftPixel(),
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dequant_ptr_, &ref_eob, scan_order->scan,
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scan_order->iscan);
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ASM_REGISTER_STATE_CHECK(
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quantize_op_(coeff.TopLeftPixel(), count, skip_block, zbin_ptr_,
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round_ptr_, quant_ptr_, quant_shift_ptr_,
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qcoeff.TopLeftPixel(), dqcoeff.TopLeftPixel(),
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dequant_ptr_, &eob, scan_order->scan, scan_order->iscan));
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EXPECT_TRUE(qcoeff.CheckValues(ref_qcoeff));
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EXPECT_TRUE(dqcoeff.CheckValues(ref_dqcoeff));
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EXPECT_EQ(eob, ref_eob);
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if (HasFailure()) {
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printf("Failure on iteration %d.\n", i);
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qcoeff.PrintDifference(ref_qcoeff);
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dqcoeff.PrintDifference(ref_dqcoeff);
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return;
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}
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}
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}
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TEST_P(VP9QuantizeTest, DISABLED_Speed) {
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ACMRandom rnd(ACMRandom::DeterministicSeed());
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Buffer<tran_low_t> coeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 16);
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ASSERT_TRUE(coeff.Init());
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Buffer<tran_low_t> qcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 32);
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ASSERT_TRUE(qcoeff.Init());
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Buffer<tran_low_t> dqcoeff = Buffer<tran_low_t>(max_size_, max_size_, 0, 32);
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ASSERT_TRUE(dqcoeff.Init());
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uint16_t eob;
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int starting_sz, ending_sz;
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if (max_size_ == 16) {
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// TX_4X4, TX_8X8 TX_16X16
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starting_sz = 0;
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ending_sz = 2;
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} else {
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// TX_32X32
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starting_sz = 3;
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ending_sz = 3;
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}
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for (TX_SIZE sz = starting_sz; sz <= ending_sz; ++sz) {
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// skip_block, zbin > coeff, zbin < coeff.
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for (int i = 0; i < 3; ++i) {
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const int skip_block = i == 0;
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// TX_TYPE defines the scan order. That is not relevant to the speed test.
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// Pick the first one.
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const TX_TYPE tx_type = DCT_DCT;
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const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
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const int count = (4 << sz) * (4 << sz); // 16, 64, 256
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GenerateHelperArrays(&rnd, zbin_ptr_, round_ptr_, quant_ptr_,
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quant_shift_ptr_, dequant_ptr_);
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if (i == 0) {
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// zbin values are unused when skip_block == 1.
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zbin_ptr_[0] = zbin_ptr_[1] = 0;
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coeff.Set(0);
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} else if (i == 1) {
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// When |coeff values| are less than zbin the results are 0.
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zbin_ptr_[0] = zbin_ptr_[1] = 100;
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coeff.Set(&rnd, -99, 99);
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} else if (i == 2) {
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zbin_ptr_[0] = zbin_ptr_[1] = 50;
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coeff.Set(&rnd, -500, 500);
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}
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vpx_usec_timer timer;
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vpx_usec_timer_start(&timer);
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for (int j = 0; j < 100000000 / count; ++j) {
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quantize_op_(coeff.TopLeftPixel(), count, skip_block, zbin_ptr_,
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round_ptr_, quant_ptr_, quant_shift_ptr_,
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qcoeff.TopLeftPixel(), dqcoeff.TopLeftPixel(),
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dequant_ptr_, &eob, scan_order->scan, scan_order->iscan);
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}
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vpx_usec_timer_mark(&timer);
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const int elapsed_time = static_cast<int>(vpx_usec_timer_elapsed(&timer));
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if (i == 0) printf("Skip block.\n");
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if (i == 1) printf("Bypass calculations.\n");
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if (i == 2) printf("Full calculations.\n");
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printf("Quantize %dx%d time: %5d ms\n", 4 << sz, 4 << sz,
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elapsed_time / 1000);
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}
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printf("\n");
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}
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}
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using std::tr1::make_tuple;
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#if HAVE_SSE2
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#if CONFIG_VP9_HIGHBITDEPTH
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// TODO(johannkoenig): Fix vpx_quantize_b_sse2 in highbitdepth builds.
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// make_tuple(&vpx_quantize_b_sse2, &vpx_highbd_quantize_b_c, VPX_BITS_8),
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INSTANTIATE_TEST_CASE_P(
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SSE2, VP9QuantizeTest,
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::testing::Values(
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make_tuple(&vpx_highbd_quantize_b_sse2, &vpx_highbd_quantize_b_c,
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VPX_BITS_8, 16),
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make_tuple(&vpx_highbd_quantize_b_sse2, &vpx_highbd_quantize_b_c,
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VPX_BITS_10, 16),
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make_tuple(&vpx_highbd_quantize_b_sse2, &vpx_highbd_quantize_b_c,
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VPX_BITS_12, 16),
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make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
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&vpx_highbd_quantize_b_32x32_c, VPX_BITS_8, 32),
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make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
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&vpx_highbd_quantize_b_32x32_c, VPX_BITS_10, 32),
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make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
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&vpx_highbd_quantize_b_32x32_c, VPX_BITS_12, 32)));
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#else
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INSTANTIATE_TEST_CASE_P(SSE2, VP9QuantizeTest,
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::testing::Values(make_tuple(&vpx_quantize_b_sse2,
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&vpx_quantize_b_c,
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VPX_BITS_8, 16)));
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#endif // CONFIG_VP9_HIGHBITDEPTH
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#endif // HAVE_SSE2
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// TODO(johannkoenig): SSSE3 optimizations do not yet pass these tests.
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#if HAVE_SSSE3 && ARCH_X86_64
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INSTANTIATE_TEST_CASE_P(
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DISABLED_SSSE3, VP9QuantizeTest,
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::testing::Values(make_tuple(&vpx_quantize_b_ssse3, &vpx_quantize_b_c,
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VPX_BITS_8, 16),
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make_tuple(&vpx_quantize_b_32x32_ssse3,
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&vpx_quantize_b_32x32_c, VPX_BITS_8, 32)));
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#endif // HAVE_SSSE3 && ARCH_X86_64
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// TODO(johannkoenig): AVX optimizations do not yet pass the 32x32 test or
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// highbitdepth configurations.
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#if HAVE_AVX && ARCH_X86_64 && !CONFIG_VP9_HIGHBITDEPTH
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INSTANTIATE_TEST_CASE_P(AVX, VP9QuantizeTest,
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::testing::Values(make_tuple(&vpx_quantize_b_avx,
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&vpx_quantize_b_c,
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VPX_BITS_8, 16)));
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INSTANTIATE_TEST_CASE_P(DISABLED_AVX, VP9QuantizeTest,
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::testing::Values(make_tuple(&vpx_quantize_b_32x32_avx,
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&vpx_quantize_b_32x32_c,
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VPX_BITS_8, 32)));
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#endif // HAVE_AVX && ARCH_X86_64 && !CONFIG_VP9_HIGHBITDEPTH
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// TODO(webm:1448): dqcoeff is not handled correctly in HBD builds.
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#if HAVE_NEON && !CONFIG_VP9_HIGHBITDEPTH
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INSTANTIATE_TEST_CASE_P(NEON, VP9QuantizeTest,
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::testing::Values(make_tuple(&vpx_quantize_b_neon,
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&vpx_quantize_b_c,
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VPX_BITS_8, 16)));
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#endif // HAVE_NEON && !CONFIG_VP9_HIGHBITDEPTH
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// Only useful to compare "Speed" test results.
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INSTANTIATE_TEST_CASE_P(DISABLED_C, VP9QuantizeTest,
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::testing::Values(make_tuple(&vpx_quantize_b_c,
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&vpx_quantize_b_c,
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VPX_BITS_8, 16)));
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} // namespace
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