本文整理汇总了C++中Performance::tic方法的典型用法代码示例。如果您正苦于以下问题：C++ Performance::tic方法的具体用法？C++ Performance::tic怎么用？C++ Performance::tic使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Performance的用法示例。
在下文中一共展示了Performance::tic方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: performanceGate
void performanceGate() {
std::vector<double> input;
input.resize(8192, 0);
std::vector<double> output;
output.resize(8192, 0);
double sampleRate = 48000.0;
{
double phase = 0;
double baseCycle = 2.0*M_PI/sampleRate * 1280.0;
for (int32_t iii=0; iii<input.size(); iii++) {
input[iii] = cos(phase) * 5.0;
phase += baseCycle;
if (phase >= 2*M_PI) {
phase -= 2*M_PI;
}
}
}
TEST_PRINT("Start Gate performance ...");
Performance perfo;
audio::algo::chunkware::Gate algo;
algo.setSampleRate(48000);
algo.setThreshold(0);
algo.setAttack(0.1);
algo.setRelease(2);
algo.init();
for (int32_t iii=0; iii<4096; ++iii) {
perfo.tic();
algo.process(&output[0], &input[0], input.size(), 1, audio::format_double);
perfo.toc();
std::this_thread::sleep_for(std::chrono::milliseconds(1));
}
TEST_PRINT("Performance Gate (double): ");
TEST_PRINT(" blockSize=" << input.size() << " sample");
TEST_PRINT(" min < avg < max =" << perfo.getMinProcessing().count() << "ns < "
<< perfo.getTotalTimeProcessing().count()/perfo.getTotalIteration() << "ns < "
<< perfo.getMaxProcessing().count() << "ns ");
TEST_PRINT(" min < avg < max = " << (float((perfo.getMinProcessing().count()*sampleRate)/double(input.size()))/1000000000.0)*100.0 << "% < "
<< (float(((perfo.getTotalTimeProcessing().count()/perfo.getTotalIteration())*sampleRate)/double(input.size()))/1000000000.0)*100.0 << "% < "
<< (float((perfo.getMaxProcessing().count()*sampleRate)/double(input.size()))/1000000000.0)*100.0 << "%");
}示例2: main
int main(int _argc, const char** _argv) {
// the only one init for etk:
etk::init(_argc, _argv);
std::string inputName = "";
bool performance = false;
bool perf = false;
int64_t sampleRate = 48000;
for (int32_t iii=0; iii<_argc ; ++iii) {
std::string data = _argv[iii];
if (etk::start_with(data,"--in=")) {
inputName = &data[5];
} else if (data == "--performance") {
performance = true;
} else if (data == "--perf") {
perf = true;
} else if (etk::start_with(data,"--sample-rate=")) {
data = &data[14];
sampleRate = etk::string_to_int32_t(data);
} else if ( data == "-h"
|| data == "--help") {
TEST_PRINT("Help : ");
TEST_PRINT(" ./xxx --fb=file.raw --mic=file.raw");
TEST_PRINT(" --in=YYY.raw inout file");
TEST_PRINT(" --performance Generate signal to force algo to maximum process time");
TEST_PRINT(" --perf Enable performence test (little slower but real performence test)");
TEST_PRINT(" --sample-rate=XXXX Signal sample rate (default 48000)");
exit(0);
}
}
// PERFORMANCE test only ....
if (performance == true) {
performanceCompressor();
performanceLimiter();
performanceGate();
return 0;
}
if (inputName == "") {
TEST_ERROR("Can not Process missing parameters...");
exit(-1);
}
TEST_INFO("Read input:");
std::vector<double> inputData = convert(etk::FSNodeReadAllDataType<int16_t>(inputName));
TEST_INFO(" " << inputData.size() << " samples");
// resize output :
std::vector<double> output;
output.resize(inputData.size(), 0);
// process in chunk of 256 samples
int32_t blockSize = 256;
Performance perfo;
/*
audio::algo::chunkware::Compressor algo;
algo.setThreshold(-10);
algo.setRatio(-5);
int32_t lastPourcent = -1;
for (int32_t iii=0; iii<output.size()/blockSize; ++iii) {
if (lastPourcent != 100*iii / (output.size()/blockSize)) {
lastPourcent = 100*iii / (output.size()/blockSize);
TEST_INFO("Process : " << iii*blockSize << "/" << int32_t(output.size()/blockSize)*blockSize << " " << lastPourcent << "/100");
} else {
TEST_VERBOSE("Process : " << iii*blockSize << "/" << int32_t(output.size()/blockSize)*blockSize);
}
perfo.tic();
algo.process(audio::format_double, &output[iii*blockSize], &inputData[iii*blockSize], blockSize, 1);
if (perf == true) {
perfo.toc();
std::this_thread::sleep_for(std::chrono::milliseconds(1));
}
}
*/
audio::algo::chunkware::Limiter algo;
algo.setSampleRate(48000);
algo.setThreshold(0);
algo.setAttack(0.1);
algo.setRelease(2);
algo.init(1);
int32_t lastPourcent = -1;
for (int32_t iii=0; iii<output.size()/blockSize; ++iii) {
if (lastPourcent != 100*iii / (output.size()/blockSize)) {
lastPourcent = 100*iii / (output.size()/blockSize);
TEST_INFO("Process : " << iii*blockSize << "/" << int32_t(output.size()/blockSize)*blockSize << " " << lastPourcent << "/100");
} else {
TEST_VERBOSE("Process : " << iii*blockSize << "/" << int32_t(output.size()/blockSize)*blockSize);
}
perfo.tic();
algo.process(&output[iii*blockSize], &inputData[iii*blockSize], blockSize, 1, audio::format_double);
if (perf == true) {
perfo.toc();
std::this_thread::sleep_for(std::chrono::milliseconds(1));
}
}
if (perf == true) {
TEST_INFO("Performance Result: ");
TEST_INFO(" blockSize=" << blockSize << " sample");
TEST_INFO(" min=" << perfo.getMinProcessing().count() << " ns");
TEST_INFO(" max=" << perfo.getMaxProcessing().count() << " ns");
TEST_INFO(" avg=" << perfo.getTotalTimeProcessing().count()/perfo.getTotalIteration() << " ns");
//.........这里部分代码省略.........