mozilla
/
gecko-dev
зеркало из https://github.com/mozilla/gecko-dev.git
1
0
Форкнуть 0
Код Задачи Пакеты Проекты Релизы Вики Активность
gecko-dev/third_party/aom/test/encodetxb_test.cc

263 строки
9.1 KiB
C++
Исходник Ответственный История

/*
* Copyright (c) 2017, 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 <stdint.h>
#include <stdio.h>
#include <string.h>
#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
#include "config/aom_config.h"
#include "config/av1_rtcd.h"
#include "aom_ports/aom_timer.h"
#include "aom_ports/mem.h"
#include "av1/common/idct.h"
#include "av1/common/onyxc_int.h"
#include "av1/common/scan.h"
#include "av1/common/txb_common.h"
#include "test/acm_random.h"
#include "test/clear_system_state.h"
#include "test/register_state_check.h"
#include "test/util.h"
namespace {
using libaom_test::ACMRandom;
typedef void (*GetNzMapContextsFunc)(const uint8_t *const levels,
const int16_t *const scan,
const uint16_t eob, const TX_SIZE tx_size,
const TX_CLASS tx_class,
int8_t *const coeff_contexts);
class EncodeTxbTest : public ::testing::TestWithParam<GetNzMapContextsFunc> {
public:
EncodeTxbTest() : get_nz_map_contexts_func_(GetParam()) {}
virtual ~EncodeTxbTest() {}
virtual void SetUp() {
coeff_contexts_ref_ = reinterpret_cast<int8_t *>(
aom_memalign(16, sizeof(*coeff_contexts_ref_) * MAX_TX_SQUARE));
ASSERT_TRUE(coeff_contexts_ref_ != NULL);
coeff_contexts_ = reinterpret_cast<int8_t *>(
aom_memalign(16, sizeof(*coeff_contexts_) * MAX_TX_SQUARE));
ASSERT_TRUE(coeff_contexts_ != NULL);
}
virtual void TearDown() {
aom_free(coeff_contexts_ref_);
aom_free(coeff_contexts_);
libaom_test::ClearSystemState();
}
void GetNzMapContextsRun() {
const int kNumTests = 10;
int result = 0;
for (int is_inter = 0; is_inter < 2; ++is_inter) {
for (int tx_type = DCT_DCT; tx_type < TX_TYPES; ++tx_type) {
const TX_CLASS tx_class = tx_type_to_class[tx_type];
for (int tx_size = TX_4X4; tx_size < TX_SIZES_ALL; ++tx_size) {
const int bwl = get_txb_bwl((TX_SIZE)tx_size);
const int width = get_txb_wide((TX_SIZE)tx_size);
const int height = get_txb_high((TX_SIZE)tx_size);
const int real_width = tx_size_wide[tx_size];
const int real_height = tx_size_high[tx_size];
const int16_t *const scan = av1_scan_orders[tx_size][tx_type].scan;
levels_ = set_levels(levels_buf_, width);
for (int i = 0; i < kNumTests && !result; ++i) {
for (int eob = 1; eob <= width * height && !result; ++eob) {
InitDataWithEob(scan, bwl, eob);
av1_get_nz_map_contexts_c(levels_, scan, eob, (TX_SIZE)tx_size,
tx_class, coeff_contexts_ref_);
get_nz_map_contexts_func_(levels_, scan, eob, (TX_SIZE)tx_size,
tx_class, coeff_contexts_);
result = Compare(scan, eob);
EXPECT_EQ(result, 0)
<< " tx_class " << tx_class << " width " << real_width
<< " height " << real_height << " eob " << eob;
}
}
}
}
}
}
void SpeedTestGetNzMapContextsRun() {
const int kNumTests = 2000000000;
aom_usec_timer timer;
printf("Note: Only test the largest possible eob case!\n");
for (int tx_size = TX_4X4; tx_size < TX_SIZES_ALL; ++tx_size) {
const int bwl = get_txb_bwl((TX_SIZE)tx_size);
const int width = get_txb_wide((TX_SIZE)tx_size);
const int height = get_txb_high((TX_SIZE)tx_size);
const int real_width = tx_size_wide[tx_size];
const int real_height = tx_size_high[tx_size];
const TX_TYPE tx_type = DCT_DCT;
const TX_CLASS tx_class = tx_type_to_class[tx_type];
const int16_t *const scan = av1_scan_orders[tx_size][tx_type].scan;
const int eob = width * height;
const int numTests = kNumTests / (width * height);
levels_ = set_levels(levels_buf_, width);
InitDataWithEob(scan, bwl, eob);
aom_usec_timer_start(&timer);
for (int i = 0; i < numTests; ++i) {
get_nz_map_contexts_func_(levels_, scan, eob, (TX_SIZE)tx_size,
tx_class, coeff_contexts_);
}
aom_usec_timer_mark(&timer);
const int elapsed_time = static_cast<int>(aom_usec_timer_elapsed(&timer));
printf("get_nz_map_contexts_%2dx%2d: %7.1f ms\n", real_width, real_height,
elapsed_time / 1000.0);
}
}
private:
void InitDataWithEob(const int16_t *const scan, const int bwl,
const int eob) {
memset(levels_buf_, 0, sizeof(levels_buf_));
memset(coeff_contexts_, 0, sizeof(*coeff_contexts_) * MAX_TX_SQUARE);
for (int c = 0; c < eob; ++c) {
levels_[get_padded_idx(scan[c], bwl)] =
static_cast<uint8_t>(clamp(rnd_.Rand8(), 0, INT8_MAX));
coeff_contexts_[scan[c]] = rnd_.Rand16() >> 1;
}
memcpy(coeff_contexts_ref_, coeff_contexts_,
sizeof(*coeff_contexts_) * MAX_TX_SQUARE);
}
bool Compare(const int16_t *const scan, const int eob) const {
bool result = false;
if (memcmp(coeff_contexts_, coeff_contexts_ref_,
sizeof(*coeff_contexts_ref_) * MAX_TX_SQUARE)) {
for (int i = 0; i < eob; i++) {
const int pos = scan[i];
if (coeff_contexts_ref_[pos] != coeff_contexts_[pos]) {
printf("coeff_contexts_[%d] diff:%6d (ref),%6d (opt)\n", pos,
coeff_contexts_ref_[pos], coeff_contexts_[pos]);
result = true;
break;
}
}
}
return result;
}
GetNzMapContextsFunc get_nz_map_contexts_func_;
ACMRandom rnd_;
uint8_t levels_buf_[TX_PAD_2D];
uint8_t *levels_;
int8_t *coeff_contexts_ref_;
int8_t *coeff_contexts_;
};
TEST_P(EncodeTxbTest, GetNzMapContexts) { GetNzMapContextsRun(); }
TEST_P(EncodeTxbTest, DISABLED_SpeedTestGetNzMapContexts) {
SpeedTestGetNzMapContextsRun();
}
#if HAVE_SSE2
INSTANTIATE_TEST_CASE_P(SSE2, EncodeTxbTest,
::testing::Values(av1_get_nz_map_contexts_sse2));
#endif
typedef void (*av1_txb_init_levels_func)(const tran_low_t *const coeff,
const int width, const int height,
uint8_t *const levels);
typedef ::testing::tuple<av1_txb_init_levels_func, int> TxbInitLevelParam;
class EncodeTxbInitLevelTest
: public ::testing::TestWithParam<TxbInitLevelParam> {
public:
virtual ~EncodeTxbInitLevelTest() {}
virtual void TearDown() { libaom_test::ClearSystemState(); }
void RunTest(av1_txb_init_levels_func test_func, int tx_size, int is_speed);
};
void EncodeTxbInitLevelTest::RunTest(av1_txb_init_levels_func test_func,
int tx_size, int is_speed) {
const int width = get_txb_wide((TX_SIZE)tx_size);
const int height = get_txb_high((TX_SIZE)tx_size);
tran_low_t coeff[MAX_TX_SQUARE];
uint8_t levels_buf[2][TX_PAD_2D];
uint8_t *const levels0 = set_levels(levels_buf[0], width);
uint8_t *const levels1 = set_levels(levels_buf[1], width);
ACMRandom rnd(ACMRandom::DeterministicSeed());
for (int i = 0; i < width * height; i++) {
coeff[i] = rnd.Rand15Signed() + rnd.Rand15Signed();
}
for (int i = 0; i < TX_PAD_2D; i++) {
levels_buf[0][i] = rnd.Rand8();
levels_buf[1][i] = rnd.Rand8();
}
const int run_times = is_speed ? (width * height) * 10000 : 1;
aom_usec_timer timer;
aom_usec_timer_start(&timer);
for (int i = 0; i < run_times; ++i) {
av1_txb_init_levels_c(coeff, width, height, levels0);
}
const double t1 = get_time_mark(&timer);
aom_usec_timer_start(&timer);
for (int i = 0; i < run_times; ++i) {
test_func(coeff, width, height, levels1);
}
const double t2 = get_time_mark(&timer);
if (is_speed) {
printf("init %3dx%-3d:%7.2f/%7.2fns", width, height, t1, t2);
printf("(%3.2f)\n", t1 / t2);
}
const int stride = width + TX_PAD_HOR;
for (int r = 0; r < height + TX_PAD_VER; ++r) {
for (int c = 0; c < stride; ++c) {
ASSERT_EQ(levels_buf[0][c + r * stride], levels_buf[1][c + r * stride])
<< "[" << r << "," << c << "] " << run_times << width << "x"
<< height;
}
}
}
TEST_P(EncodeTxbInitLevelTest, match) {
RunTest(GET_PARAM(0), GET_PARAM(1), 0);
}
TEST_P(EncodeTxbInitLevelTest, DISABLED_Speed) {
RunTest(GET_PARAM(0), GET_PARAM(1), 1);
}
#if HAVE_SSE4_1
INSTANTIATE_TEST_CASE_P(
SSE4_1, EncodeTxbInitLevelTest,
::testing::Combine(::testing::Values(&av1_txb_init_levels_sse4_1),
::testing::Range(0, static_cast<int>(TX_SIZES_ALL), 1)));
#endif
#if HAVE_AVX2
INSTANTIATE_TEST_CASE_P(
AVX2, EncodeTxbInitLevelTest,
::testing::Combine(::testing::Values(&av1_txb_init_levels_avx2),
::testing::Range(0, static_cast<int>(TX_SIZES_ALL), 1)));
#endif
} // namespace
Ссылка в новой задаче Показать git blame Копировать постоянную ссылку