Files
pvAccess/testApp/remote/testNTImage.cpp
2013-01-25 00:02:31 +01:00

145 lines
4.5 KiB
C++

#include "epicsv4Grayscale.h"
epics::pvData::StructureConstPtr makeVariantArrayStruc()
{
FieldConstPtrArray vaFields;
StringArray vaNames;
vaFields.push_back(getFieldCreate()->createScalar(epics::pvData::pvInt));
vaNames.push_back("dataType");
vaFields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvInt));
vaNames.push_back("value");
epics::pvData::StructureConstPtr varrayStruc = getFieldCreate()->createStructure("uri:ev4:nt/2012/pwd:NTVariantArray", vaNames, vaFields);
return varrayStruc;
}
epics::pvData::StructureConstPtr makeImageStruc()
{
static epics::pvData::StructureConstPtr imageStruc;
if (imageStruc == NULL)
{
FieldConstPtrArray fields;
StringArray names;
// Array part
fields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvByte));
names.push_back("value");
fields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvInt));
names.push_back("dim");
// Image part
fields.push_back(getFieldCreate()->createScalar(epics::pvData::pvInt));
names.push_back("colorMode");
fields.push_back(getFieldCreate()->createScalar(epics::pvData::pvInt));
names.push_back("bayerPattern");
fields.push_back(getFieldCreate()->createScalar(epics::pvData::pvString));
names.push_back("fourcc");
fields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvInt));
names.push_back("offset");
fields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvInt));
names.push_back("binning");
fields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvInt));
names.push_back("reverse");
fields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvInt));
names.push_back("fullDim");
// Metadata part
fields.push_back(getFieldCreate()->createScalar(epics::pvData::pvInt));
names.push_back("uniqueId");
fields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvInt));
names.push_back("attributeSourceTypes");
fields.push_back(getFieldCreate()->createScalarArray(epics::pvData::pvString));
names.push_back("attributeSources");
fields.push_back(getFieldCreate()->createStructureArray(makeVariantArrayStruc()));
names.push_back("attributes");
imageStruc = getFieldCreate()->createStructure("uri:ev4:nt/2012/pwd:NTImage", names, fields);
}
return imageStruc;
}
void setImageArrayValues(PVStructure::shared_pointer const & imagePV)
{
String id = imagePV->getStructure()->getID();
PVByteArrayPtr pvField = static_pointer_cast<PVByteArray>(imagePV->getSubField("value"));
size_t dataSize = epicsv4_raw_size;
pvField->setCapacity(dataSize);
const int8_t *data = epicsv4_raw;
pvField->put(0, dataSize, data, 0);
PVIntArrayPtr dimField = static_pointer_cast<PVIntArray>(
imagePV->getScalarArrayField(String("dim"), pvInt));
dimField->setCapacity(2);
const int32_t *dim = epicsv4_raw_dim;
dimField->put(0, 2, dim, 0);
}
void setImageImageValues(PVStructure::shared_pointer const & imagePV)
{
PVIntArrayPtr offsetField = static_pointer_cast<PVIntArray>(
imagePV->getScalarArrayField(String("offset"), pvInt));
offsetField->setCapacity(2);
int32_t offsets[] = { 0, 0 };
offsetField->put(0, 2, offsets, 0);
PVIntArrayPtr binningField = static_pointer_cast<PVIntArray>(
imagePV->getScalarArrayField(String("binning"), pvInt));
binningField->setCapacity(2);
int32_t binnings[] = { 1, 1 };
binningField->put(0, 2, binnings, 0);
PVIntArrayPtr reverseField = static_pointer_cast<PVIntArray>(
imagePV->getScalarArrayField(String("reverse"), pvInt));
reverseField->setCapacity(2);
int32_t reverses[] = { 0, 0 };
reverseField->put(0, 2, reverses, 0);
PVIntArrayPtr fullDimField = static_pointer_cast<PVIntArray>(
imagePV->getScalarArrayField(String("fullDim"), pvInt));
fullDimField->setCapacity(2);
const int32_t *fullDim = epicsv4_raw_dim;
fullDimField->put(0, 2, fullDim, 0);
}
void setImageUniqueId(PVStructure::shared_pointer const & imagePV)
{
PVIntPtr uniqueIdField = imagePV->getIntField(String("uniqueId"));
uniqueIdField->put(0);
}
void setImageMetadataValues(PVStructure::shared_pointer const & imagePV)
{
setImageUniqueId(imagePV);
}
void initImage(PVStructure::shared_pointer const & imagePV)
{
setImageArrayValues(imagePV);
setImageImageValues(imagePV);
setImageMetadataValues(imagePV);
}