Improved: The benchmark application now has a real command line interface. To see the available options, type "Benchmark.exe -h" .
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@@ -22,122 +22,181 @@
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#include <cmath>
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#include <string>
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#include <sndfile.h>
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#include <tclap/CmdLine.h>
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#include "../version.h"
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#include "../ParametricEQ.h"
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#include "../LogHelper.h"
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#include "../StringHelper.h"
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#include "PerformanceCounter.h"
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using namespace std;
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const int BATCH_SIZE = 65536;
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int main(int argc, char** argv)
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{
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unsigned sampleRate;
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unsigned channelCount;
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unsigned channelMask;
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unsigned frameCount;
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float* buf;
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if(argc >= 2 && strlen(argv[1]) > 0)
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try
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{
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SF_INFO info;
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printf("Reading sound data from %s\n", argv[1]);
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SNDFILE* inFile = sf_open(argv[1], SFM_READ, &info);
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if(inFile == NULL)
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stringstream versionStream;
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versionStream << MAJOR << "." << MINOR;
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TCLAP::CmdLine cmd("Benchmark generates a linear sine sweep or reads from the given input file. "
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"It then filters the waveform using the Equalizer APO filter configuration "
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"and finally writes to the given file or into the user's temp directory.", ' ', versionStream.str());
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TCLAP::SwitchArg noPauseArg("", "nopause", "Do not wait for key press at the end", cmd);
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TCLAP::SwitchArg verboseArg("v", "verbose", "Print trace and error messages to console instead of logfile", cmd);
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TCLAP::ValueArg<string> guidArg("", "guid", "Endpoint GUID to use when parsing configuration (Default: <empty>)", false, "", "string", cmd);
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TCLAP::ValueArg<string> connectionnameArg("", "connectionname", "Connection name to use when parsing configuration (Default: File output)", false, "File output", "string", cmd);
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TCLAP::ValueArg<string> devicenameArg("", "devicename", "Device name to use when parsing configuration (Default: Benchmark)", false, "Benchmark", "string", cmd);
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TCLAP::ValueArg<unsigned> batchsizeArg("", "batchsize", "Number of frames processed in one batch (Default: 65536)", false, 65536, "integer", cmd);
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TCLAP::ValueArg<string> outputArg("o", "output", "File to write sound data to", false, "", "string", cmd);
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TCLAP::ValueArg<string> inputArg("i", "input", "File to load sound data from instead of generating sweep", false, "", "string", cmd);
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TCLAP::ValueArg<unsigned> rateArg("r", "rate", "Sample rate of generated sweep (Default: 44100)", false, 44100, "integer", cmd);
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TCLAP::ValueArg<float> toArg("t", "to", "End frequency of generated sweep in Hz (Default: 20000.0)", false, 20000.0f, "float", cmd);
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TCLAP::ValueArg<float> fromArg("f", "from", "Start frequency of generated sweep in Hz (Default: 0.1)", false, 0.1f, "float", cmd);
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TCLAP::ValueArg<float> lengthArg("l", "length", "Length of generated sweep in seconds (Default: 200.0)", false, 200.0f, "float", cmd);
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TCLAP::ValueArg<unsigned> channelArg("c", "channels", "Number of channels of generated sweep (Default: 2)", false, 2, "integer", cmd);
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cmd.parse(argc, argv);
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LogHelper::set(stderr, verboseArg.getValue(), true);
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unsigned sampleRate;
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unsigned channelCount;
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unsigned channelMask;
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unsigned frameCount;
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float length;
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float* buf;
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printf("Benchmark %d.%d\n", MAJOR, MINOR);
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printf("Run \"%s -h\" to show usage info\n", argv[0]);
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printf("\n");
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string input = inputArg.getValue();
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if(input != "")
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{
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fprintf(stderr, "%s", sf_strerror(inFile));
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SF_INFO info;
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printf("Reading sound data from %s\n", input.c_str());
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SNDFILE* inFile = sf_open(input.c_str(), SFM_READ, &info);
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if(inFile == NULL)
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{
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fprintf(stderr, "%s", sf_strerror(inFile));
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return 1;
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}
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sampleRate = info.samplerate;
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channelCount = info.channels;
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channelMask = 0;
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frameCount = (unsigned)info.frames;
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length = float(frameCount) / sampleRate;
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buf = new float[frameCount * channelCount];
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sf_count_t numRead = 0;
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while(numRead < frameCount)
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numRead += sf_readf_float(inFile, buf + numRead * channelCount, frameCount - numRead);
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sf_close(inFile);
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inFile = NULL;
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}
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else
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{
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sampleRate = rateArg.getValue();
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channelMask = 0;
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channelCount = channelArg.getValue();
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float sweepFrom = fromArg.getValue();
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float sweepTo = toArg.getValue();
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float sweepDiff = sweepTo - sweepFrom;
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length = lengthArg.getValue();
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frameCount = (unsigned)(length * sampleRate);
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printf("No input file given, so generating linear sine sweep from %g to %g Hz over %g seconds\n", sweepFrom, sweepTo, length);
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buf = new float[frameCount * channelCount];
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for(unsigned i=0;i<frameCount;i++)
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for(unsigned j=0;j<channelCount;j++)
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{
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float t=(i*1.0f / sampleRate);
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buf[i*channelCount + j] = sin(((sweepFrom + sweepDiff*(t/length)/2)*t)*2*(float)M_PI);
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}
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}
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printf("\nProcessing %d frames from %d channel(s)\n", frameCount, channelCount);
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ParametricEQ peq;
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peq.setDeviceInfo(StringHelper::toWString(devicenameArg.getValue(), CP_ACP),
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StringHelper::toWString(connectionnameArg.getValue(), CP_ACP),
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StringHelper::toWString(guidArg.getValue(), CP_ACP));
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peq.initialize((float)sampleRate, channelCount, channelMask);
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PrecisionTimer timer;
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timer.start();
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unsigned batchsize = batchsizeArg.getValue();
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for(unsigned i=0; i<frameCount; i+=batchsize)
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{
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peq.process(buf + i*channelCount, buf + i*channelCount, min(batchsize, frameCount - i));
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}
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double time = timer.stop();
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printf("%d samples processed in %f seconds\n", frameCount * channelCount, time);
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printf("This is equivalent to %.2f%% CPU load (one core) when processing in real time\n", 100.0f * time / length);
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unsigned clipCount = 0;
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float max = 0;
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for(unsigned i=0; i<frameCount*channelCount; i++)
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{
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float f = fabs(buf[i]);
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if(f > max)
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max = f;
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if(f > 1.0f)
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clipCount++;
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}
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printf("Max output level: %f (%f dB)", max, log10(max) * 20.0f);
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if(clipCount > 0)
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printf(" (%d samples clipped!)", clipCount);
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printf("\n");
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string output = outputArg.getValue();
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if(output == "")
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{
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char temp[255];
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GetTempPathA(sizeof(temp)/sizeof(wchar_t), temp);
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output = temp;
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output += "testout.wav";
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}
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printf("\nWriting output to %s\n", output.c_str());
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SF_INFO info = {frameCount, sampleRate, channelCount, SF_FORMAT_WAV | SF_FORMAT_PCM_16, 0};
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SNDFILE* outFile = sf_open(output.c_str(), SFM_WRITE, &info);
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if(outFile == NULL)
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{
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fprintf(stderr, "%s", sf_strerror(outFile));
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return 1;
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}
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sampleRate = info.samplerate;
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channelCount = info.channels;
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channelMask = 0;
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frameCount = (unsigned)info.frames;
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sf_count_t numWritten = 0;
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while(numWritten < frameCount)
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numWritten += sf_writef_float(outFile, buf + numWritten * channelCount, frameCount - numWritten);
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buf = new float[frameCount * channelCount];
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sf_close(outFile);
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outFile = NULL;
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sf_count_t numRead = 0;
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while(numRead < frameCount)
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numRead += sf_readf_float(inFile, buf + numRead * channelCount, frameCount - numRead);
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delete[] buf;
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sf_close(inFile);
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inFile = NULL;
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if(!noPauseArg.getValue())
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system("pause");
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return 0;
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}
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else
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catch(TCLAP::ArgException e)
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{
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sampleRate = 44100;
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channelCount = 1;
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channelMask = 0;
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float sweepFrom = 0.1f;
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float sweepTo = 20000;
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float sweepDiff = sweepTo - sweepFrom;
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float length = 200;
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frameCount = (unsigned)(length * sampleRate);
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printf("No input file given, so generating linear sine sweep from %g to %g Hz over %g seconds\n", sweepFrom, sweepTo, length);
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buf = new float[frameCount * channelCount];
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for(unsigned i=0;i<frameCount;i++)
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for(unsigned j=0;j<channelCount;j++)
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{
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float t=(i*1.0f / sampleRate);
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buf[i*channelCount + j] = sin(((sweepFrom + sweepDiff*(t/length)/2)*t)*2*(float)M_PI);
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}
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printf("Error: %s for arg %s\n", e.error(), e.argId());
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return -1;
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}
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printf("Processing %d frames from %d channel(s)\n", frameCount, channelCount);
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ParametricEQ peq;
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peq.setDeviceInfo(L"Benchmark", L"File output", L"");
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peq.initialize((float)sampleRate, channelCount, channelMask);
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PrecisionTimer timer;
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timer.start();
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for(unsigned i=0; i<frameCount; i+=BATCH_SIZE)
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{
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peq.process(buf + i*channelCount, buf + i*channelCount, min(BATCH_SIZE, frameCount - i));
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}
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double time = timer.stop();
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printf("%d samples processed in %f seconds\n", frameCount * channelCount, time);
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string outPath;
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if(argc >= 3 && strlen(argv[2]) > 0)
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outPath = argv[2];
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else
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{
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char temp[255];
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GetTempPathA(sizeof(temp)/sizeof(wchar_t), temp);
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outPath = temp;
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outPath += "testout.wav";
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}
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printf("Writing output to %s\n", outPath.c_str());
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SF_INFO info = {frameCount, sampleRate, channelCount, SF_FORMAT_WAV | SF_FORMAT_PCM_16, 0};
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SNDFILE* outFile = sf_open(outPath.c_str(), SFM_WRITE, &info);
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if(outFile == NULL)
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{
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fprintf(stderr, "%s", sf_strerror(outFile));
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return 1;
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}
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sf_count_t numWritten = 0;
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while(numWritten < frameCount)
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numWritten += sf_writef_float(outFile, buf + numWritten * channelCount, frameCount - numWritten);
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sf_close(outFile);
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outFile = NULL;
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delete[] buf;
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if(argc < 3)
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system("pause");
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return 0;
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}
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