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241 lines
8 KiB
C
241 lines
8 KiB
C
/*****************************************************************************
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* This file is part of uvg266 VVC encoder.
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*
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* Copyright (c) 2021, Tampere University, ITU/ISO/IEC, project contributors
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* * Neither the name of the Tampere University or ITU/ISO/IEC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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****************************************************************************/
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#include "greatest/greatest.h"
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#include "test_strategies.h"
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#include "src/image.h"
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#include <math.h>
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#include <stdlib.h>
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//////////////////////////////////////////////////////////////////////////
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// MACROS
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#define NUM_SIZES 4
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#define LCU_MAX_LOG_W 5
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#define LCU_MIN_LOG_W 2
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#define NUM_TRANSFORM 4
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#define NUM_TESTS NUM_TRANSFORM*NUM_SIZES
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//////////////////////////////////////////////////////////////////////////
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// GLOBALS
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static int16_t * dct_bufs[NUM_TESTS] = { 0 }; // SIMD aligned pointers.
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static int16_t * dct_actual_bufs[NUM_TESTS] = { 0 }; // pointers returned by malloc.
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static int16_t dct_result[NUM_TRANSFORM][NUM_SIZES][LCU_WIDTH*LCU_WIDTH] = { { { 0 } } };
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static int16_t idct_result[NUM_TRANSFORM][NUM_SIZES][LCU_WIDTH*LCU_WIDTH] = { { { 0 } } };
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static struct test_env_t {
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int log_width; // for selecting dim from bufs
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mts_dct_func* tested_func;
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const strategy_t * strategy;
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char msg[1024];
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} test_env;
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//////////////////////////////////////////////////////////////////////////
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// SETUP, TEARDOWN AND HELPER FUNCTIONS
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static void init_gradient(int x_px, int y_px, int width, int slope, int16_t *buf)
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{
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for (int y = 0; y < width; ++y) {
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for (int x = 0; x < width; ++x) {
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int diff_x = x_px - x;
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int diff_y = y_px - y;
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int val = slope * sqrt(diff_x * diff_x + diff_y * diff_y) + 0.5;
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buf[y * width + x] = CLIP(0, 255, val);
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}
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}
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}
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static void setup_tests()
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{
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for (int test = 0; test < NUM_TESTS; ++test) {
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dct_actual_bufs[test] = malloc(LCU_WIDTH*LCU_WIDTH*sizeof(int16_t) + SIMD_ALIGNMENT);
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dct_bufs[test] = ALIGNED_POINTER(dct_actual_bufs[test], SIMD_ALIGNMENT);
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}
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for (int test = 0; test < NUM_TESTS; ++test) {
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const int width = LCU_WIDTH;
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init_gradient(width, width, width, 255 / width, dct_bufs[test]);
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}
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// Select buffer width according to function name for dct function.
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int block = 0;
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for (int s = 0; s < strategies.count; ++s)
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{
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strategy_t *strat = &strategies.strategies[s];
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mts_dct_func* mts_generic = 0;
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if (strcmp(strat->type, "mts_dct") == 0 &&
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strcmp(strat->strategy_name, "generic") == 0)
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{
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mts_generic = strat->fptr;
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for (block = 0; block < NUM_SIZES; block++) {
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for (int trafo = 0; trafo < NUM_TRANSFORM; trafo++) {
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cu_info_t tu;
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tu.type = CU_INTRA;
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tu.tr_idx = MTS_DST7_DST7 + trafo;
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tu.lfnst_idx = 0;
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tu.cr_lfnst_idx = 0;
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mts_generic(UVG_BIT_DEPTH, COLOR_Y, &tu, 1 << (LCU_MIN_LOG_W + block), dct_bufs[trafo*NUM_SIZES+block], dct_result[trafo][block], UVG_MTS_BOTH);
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}
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}
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}
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}
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block = 0;
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for (int s = 0; s < strategies.count; ++s)
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{
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strategy_t *strat = &strategies.strategies[s];
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mts_idct_func* idct_generic = 0;
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if (strcmp(strat->type, "mts_idct") == 0 &&
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strcmp(strat->strategy_name, "generic") == 0)
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{
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idct_generic = strat->fptr;
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for (block = 0; block < NUM_SIZES; block++) {
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for (int trafo = 0; trafo < NUM_TRANSFORM; trafo++) {
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cu_info_t tu;
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tu.type = CU_INTRA;
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tu.tr_idx = MTS_DST7_DST7 + trafo;
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tu.lfnst_idx = 0;
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tu.cr_lfnst_idx = 0;
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idct_generic(UVG_BIT_DEPTH, COLOR_Y, &tu, 1 << (LCU_MIN_LOG_W + block), dct_bufs[trafo * NUM_SIZES + block], idct_result[trafo][block], UVG_MTS_BOTH);
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}
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}
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}
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}
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}
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static void tear_down_tests()
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{
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for (int test = 0; test < NUM_TESTS; ++test) {
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free(dct_actual_bufs[test]);
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}
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}
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//////////////////////////////////////////////////////////////////////////
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// TESTS
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TEST dct(void)
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{
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char testname[100];
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for (int blocksize = 0; blocksize < NUM_SIZES; blocksize++) {
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for (int trafo = 0; trafo < NUM_TRANSFORM; trafo++) {
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sprintf(testname, "Block: %d x %d, trafo: %d", 1 << (LCU_MIN_LOG_W + blocksize), 1 << (LCU_MIN_LOG_W + blocksize), trafo);
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cu_info_t tu;
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tu.type = CU_INTRA;
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tu.tr_idx = MTS_DST7_DST7 + trafo;
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tu.lfnst_idx = 0;
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tu.cr_lfnst_idx = 0;
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int16_t* buf = dct_bufs[trafo * NUM_SIZES + blocksize];
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ALIGNED(32) int16_t test_result[LCU_WIDTH * LCU_WIDTH] = { 0 };
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test_env.tested_func(UVG_BIT_DEPTH, COLOR_Y, &tu, 1 << (LCU_MIN_LOG_W + blocksize), buf, test_result, UVG_MTS_BOTH);
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for (int i = 0; i < LCU_WIDTH * LCU_WIDTH; ++i) {
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ASSERT_EQm(testname, test_result[i], dct_result[trafo][blocksize][i]);
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}
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//fprintf(stderr, "PASS: %s\r\n", testname);
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}
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}
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PASS();
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}
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TEST idct(void)
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{
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char testname[100];
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for (int blocksize = 0; blocksize < NUM_SIZES; blocksize++) {
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for (int trafo = 0; trafo < NUM_TRANSFORM; trafo++) {
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sprintf(testname, "Block: %d x %d, trafo: %d", 1 << (LCU_MIN_LOG_W + blocksize), 1 << (LCU_MIN_LOG_W + blocksize), trafo);
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cu_info_t tu;
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tu.type = CU_INTRA;
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tu.tr_idx = MTS_DST7_DST7 + trafo;
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int16_t* buf = dct_bufs[trafo * NUM_SIZES + blocksize];
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ALIGNED(32) int16_t test_result[LCU_WIDTH * LCU_WIDTH] = { 0 };
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test_env.tested_func(UVG_BIT_DEPTH, COLOR_Y, &tu, 1 << (LCU_MIN_LOG_W + blocksize), buf, test_result, UVG_MTS_BOTH);
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for (int i = 0; i < LCU_WIDTH * LCU_WIDTH; ++i) {
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ASSERT_EQm(testname, test_result[i], idct_result[trafo][blocksize][i]);
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}
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//fprintf(stderr, "PASS: %s\r\n", testname);
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}
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}
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PASS();
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}
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//////////////////////////////////////////////////////////////////////////
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// TEST FIXTURES
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SUITE(mts_tests)
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{
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//SET_SETUP(sad_setup);
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//SET_TEARDOWN(sad_teardown);
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setup_tests();
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// Loop through all strategies picking out the intra sad ones and run
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// select strategies though all tests
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for (volatile unsigned i = 0; i < strategies.count; ++i) {
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const strategy_t * strategy = &strategies.strategies[i];
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test_env.tested_func = strategies.strategies[i].fptr;
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test_env.strategy = strategy;
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// Call different tests depending on type of function.
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// This allows for selecting a subset of tests with -t parameter.
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if (strcmp(strategy->type, "mts_dct") == 0)
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{
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//fprintf(stderr, "Test: %s\r\n", strategy->strategy_name);
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RUN_TEST(dct);
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}
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else if (strcmp(strategy->type, "mts_idct") == 0)
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{
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//fprintf(stderr, "Test: %s\r\n", strategy->strategy_name);
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RUN_TEST(idct);
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}
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}
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tear_down_tests();
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}
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