jgrewe/mini_pylon
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allow setting gains for two cameras, just a hack

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This commit is contained in:
Jan Grewe 2025-07-18 09:37:53 +02:00
parent cbe9684564
commit 4a8602bb42
1 changed files with 27 additions and 3 deletions
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30
minimal_pylon.cpp
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@ -34,6 +34,7 @@ typedef high_resolution_clock Time;
typedef milliseconds ms; typedef milliseconds ms;
typedef duration<float> fsec; typedef duration<float> fsec;
uint32_t sensorHeight(CInstantCamera &camera) { uint32_t sensorHeight(CInstantCamera &camera) {
CIntegerParameter maxheight( camera.GetNodeMap(), "SensorHeight" ); CIntegerParameter maxheight( camera.GetNodeMap(), "SensorHeight" );
return maxheight.GetValue(); return maxheight.GetValue();
@ -52,7 +53,13 @@ void exposureTime(CInstantCamera &camera, double exposure_time) {
} }
//void exposureTime(double exposure_time); void detectorGain(CInstantCamera &camera, double gain) {
GenApi::INodeMap& nodemap = camera.GetNodeMap();
CEnumParameter(nodemap, "GainAuto").SetValue("Off");
CEnumParameter(nodemap, "GainSelector").SetValue("All");
CFloatParameter(nodemap, "Gain").SetValue(gain);
}
int main( int argc, char* argv[] ) { int main( int argc, char* argv[] ) {
uint32_t frameCount = 100; uint32_t frameCount = 100;
@ -68,6 +75,7 @@ int main( int argc, char* argv[] ) {
int yOffset = 0; int yOffset = 0;
int camIndex = 0; int camIndex = 0;
double exposure_time = 10000; double exposure_time = 10000;
double gains[2] = {5.0, 5.0};
string errorMessage = ""; string errorMessage = "";
String_t filename = "_TestVideo.mp4"; String_t filename = "_TestVideo.mp4";
@ -82,6 +90,8 @@ int main( int argc, char* argv[] ) {
<< "\t --xoffs|-x \t image x offset in pixel, defaults to 0\n" << "\t --xoffs|-x \t image x offset in pixel, defaults to 0\n"
<< "\t --yoffs|-y \t image y-offset in pixel, defaults to 0\n" << "\t --yoffs|-y \t image y-offset in pixel, defaults to 0\n"
<< "\t --exposure|-e \t exposure time in us, defaults to 10000\n" << "\t --exposure|-e \t exposure time in us, defaults to 10000\n"
<< "\t --gain1|-g1 \t gain for camera 1 in db, defaults to 5.0\n"
<< "\t --gain2|-g2 \t gain for camera 2 in db, defaults to 5.0\n"
<< "\t --cameras|-c \t the desired number of cameras to grab at the same time, defaults to 1\n" << "\t --cameras|-c \t the desired number of cameras to grab at the same time, defaults to 1\n"
<< "\t --framecount|-n \t the number of frames, defaults to 100\n" << "\t --framecount|-n \t the number of frames, defaults to 100\n"
<< "\t --quality|-q \t the qualtiy of the compression (0 < q <= 100), defaults to 50\n" << "\t --quality|-q \t the qualtiy of the compression (0 < q <= 100), defaults to 50\n"
@ -113,6 +123,20 @@ int main( int argc, char* argv[] ) {
if ((arg == "--exposure" || arg == "-e") && i + 1 < argc) { if ((arg == "--exposure" || arg == "-e") && i + 1 < argc) {
exposure_time = std::atoi(argv[++i]); exposure_time = std::atoi(argv[++i]);
} }
if ((arg == "--gain1" || arg == "-g1") && i + 1 < argc) {
try {
gains[0] = std::stod(argv[++i]);
} catch (...) {
gains[0] = 5.0;
}
}
if ((arg == "--gain2" || arg == "-g2") && i + 1 < argc) {
try {
gains[1] = std::stod(argv[++i]);
} catch (...) {
gains[1] = 5.0;
}
}
if ((arg == "--index" || arg == "-i") && i + 1 < argc) { if ((arg == "--index" || arg == "-i") && i + 1 < argc) {
camIndex = std::atoi(argv[++i]); camIndex = std::atoi(argv[++i]);
} }
@ -170,14 +194,14 @@ int main( int argc, char* argv[] ) {
CEnumParameter pixelFormat( nodemap, "PixelFormat" ); CEnumParameter pixelFormat( nodemap, "PixelFormat" );
CEnumParameter trigmode( nodemap, "TriggerMode"); CEnumParameter trigmode( nodemap, "TriggerMode");
CEnumParameter trigsource( nodemap, "TriggerSource"); CEnumParameter trigsource( nodemap, "TriggerSource");
exposureTime(cameras[i], exposure_time); exposureTime( cameras[i], exposure_time );
detectorGain( cameras[i], gains[i] );
trigmode.TrySetValue( "On" ); trigmode.TrySetValue( "On" );
trigsource.TrySetValue( "Software" ); trigsource.TrySetValue( "Software" );
width.TrySetValue( cWidth, IntegerValueCorrection_Nearest ); width.TrySetValue( cWidth, IntegerValueCorrection_Nearest );
height.TrySetValue( cHeight, IntegerValueCorrection_Nearest ); height.TrySetValue( cHeight, IntegerValueCorrection_Nearest );
offsetX.TrySetValue( xOffset, IntegerValueCorrection_Nearest ); offsetX.TrySetValue( xOffset, IntegerValueCorrection_Nearest );
offsetY.TrySetValue( yOffset, IntegerValueCorrection_Nearest ); offsetY.TrySetValue( yOffset, IntegerValueCorrection_Nearest );
} }
CIntegerParameter width( cameras[0].GetNodeMap(), "Width" ); CIntegerParameter width( cameras[0].GetNodeMap(), "Width" );