public void TestWrite()
{
using (AnnotationRecordOperator annotationRecordOperator =
new AnnotationRecordOperator("res1.mat", DesiredAccess.Both, CreationDisposition.CreateAlways))
{
ulong n = 5;
int id_ = 1, x_ = 1, y_ = 1, w_ = 1, h_ = 1;
bool isLabeled_ = true, occlusion_ = false, outOfView_ = false;
string path_ = "0001.jpg";
annotationRecordOperator.Resize(n);
for (ulong index = 0; index < n; ++index)
{
annotationRecordOperator.Update(index, id_, isLabeled_, x_, y_, w_, h_, occlusion_, outOfView_, path_);
}
ulong numberOfRecords = annotationRecordOperator.GetNumberOfRecords();
for (ulong index = 0; index < numberOfRecords; ++index)
{
int id, x, y, w, h;
bool isLabeled, occlusion, outOfView;
string path;
Assert.IsTrue(annotationRecordOperator.Get(index, out id, out isLabeled, out x, out y, out w, out h,
out occlusion, out outOfView, out path));
}
}
}
private static (IList <AnnotationRecord>, IList <bool>) LoadRecordsFromMatFile(string matPath)
{
IList <AnnotationRecord> recordList = new List <AnnotationRecord>();
IList <bool> recordValidityList = new List <bool>();
try
{
using (AnnotationRecordOperator annotationRecordOperator
= new AnnotationRecordOperator(matPath, AnnotationRecordOperator.DesiredAccess.Read,
AnnotationRecordOperator.CreationDisposition.OpenAlways))
{
var numberOfRecordsULong = annotationRecordOperator.Length();
if (numberOfRecordsULong >= int.MaxValue)
{
throw new Exception("Too many records");
}
int numberOfRecords = Convert.ToInt32(numberOfRecordsULong);
for (int index = 0; index < numberOfRecords; ++index)
{
AnnotationRecord record = null;
bool isRecordValid;
try
{
(record, isRecordValid) = annotationRecordOperator.Get(Convert.ToUInt64(index));
}
catch (Exception)
{
isRecordValid = false;
}
if (record == null)
{
record = new AnnotationRecord(false, 0, 0, 0, 0, false, false, null);
}
recordList.Add(record);
recordValidityList.Add(isRecordValid);
}
}
}
catch (Exception)
{
return(recordList, recordValidityList);
}
return(recordList, recordValidityList);
}
public void TestRead()
{
using (AnnotationRecordOperator annotationRecordOperator =
new AnnotationRecordOperator("res.mat", DesiredAccess.Read, CreationDisposition.OpenAlways))
{
UInt64 numberOfRecords = annotationRecordOperator.GetNumberOfRecords();
for (UInt64 index = 0; index < numberOfRecords; ++index)
{
int id, x, y, w, h;
bool isLabeled, occlusion, outOfView;
string path;
Assert.IsTrue(annotationRecordOperator.Get(index, out id, out isLabeled, out x, out y, out w, out h,
out occlusion, out outOfView, out path));
}
}
}
private static void GenerateMatlabFile(IList <AnnotationRecord> records, string filePath)
{
using (AnnotationRecordOperator annotationRecordOperator
= new AnnotationRecordOperator(filePath, AnnotationRecordOperator.DesiredAccess.Write, AnnotationRecordOperator.CreationDisposition.CreateAlways))
{
int count = records.Count;
annotationRecordOperator.Resize(Convert.ToUInt64(count));
for (int index = 0; index < count; ++index)
{
var record = records[index];
annotationRecordOperator.Set(Convert.ToUInt64(index), record);
}
}
}
public void UpdateMatlabFile()
{
if (_pendingUpdates.Count == 0)
{
return;
}
using (AnnotationRecordOperator annotationRecordOperator =
new AnnotationRecordOperator(GetMatFilePath(), AnnotationRecordOperator.DesiredAccess.Write,
AnnotationRecordOperator.CreationDisposition.OpenAlways))
{
foreach (var index in _pendingUpdates)
{
var record = _annotationRecords[index];
annotationRecordOperator.Set(Convert.ToUInt32(index), record);
}
}
_pendingUpdates.Clear();
}