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bug fixes and refactoring
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@spalte
spalte committed Jan 30, 2024
1 parent 0c256d8 commit c58365a
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Showing 2 changed files with 89 additions and 60 deletions.
18 changes: 13 additions & 5 deletions include/dcmqi/OverlapUtil.h
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Original file line number Diff line number Diff line change
Expand Up @@ -196,8 +196,11 @@ class OverlapUtil
*/
OFCondition getFramesForSegment(const Uint32 segmentNumber, OFVector<Uint32>& frames);

/**
* TODO
/** Get the all the segments, by segment number (1..n), present on
* a specified frame
* @param frameNumber The frame number for which to get segments
* @param segments Resulting set of segment numbers (1..n)
* @return EC_Normal if successful, error otherwise
*/
OFCondition getSegmentsForFrame(const Uint32 frameNumber, std::set<Uint32>& segments);

Expand Down Expand Up @@ -242,6 +245,10 @@ class OverlapUtil

protected:

OFCondition getSegmentsForLabelMapFrame(const Uint32 frameNumber, std::set<Uint32>& segments);

OFCondition getSegmentForFrame(const Uint32 frameNumber, Uint32& segment);


/** Group physical frame positions into logical positions. This is done by sorting
* frames after *that* position coordinate that in its mean position difference is
Expand Down Expand Up @@ -285,9 +292,10 @@ class OverlapUtil
*/
OFCondition checkFramesOverlap(const Uint32& f1, const Uint32& f2, OFBool& overlap);

/**
* @param sf1 TODO
* @param sf1 TODO
/** Checks, on labelmap frames, if a segment as present of a first frame
* overlaps with another segment as present a second frame
* @param sf1 Segment number on frame number to check
* @param sf2 Segment number on frame number to check
* @param overlap Resulting overlap (overlaps if OFTrue, otherwise not)
* @return EC_Normal if successful, error otherwise
*/
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131 changes: 76 additions & 55 deletions libsrc/OverlapUtil.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -139,7 +139,7 @@ OFCondition OverlapUtil::getFramesForSegment(const Uint32 segmentNumber, OFVecto
else
{
DCMSEG_ERROR("getFramesForSegment(): Cannot get segments for frame " << f);
return EC_IllegalCall;
return result;
}
}
}
Expand All @@ -159,73 +159,33 @@ OFCondition OverlapUtil::getSegmentsForFrame(const Uint32 frameNumber, std::set<
DCMSEG_ERROR("getSegmentsForFrame(): Frame number " << frameNumber << " is out of range");
return EC_IllegalParameter;
}
size_t tempNum = m_seg->getNumberOfFrames();
if (tempNum > 4294967295)
{
DCMSEG_ERROR("getSegmentsForFrame(): Number of frames " << tempNum << " exceeds maximum number of possible frames (2^32-1)");
return EC_IllegalParameter;
}
if (m_segmentsForFrame.empty())
{
FGInterface& fg = m_seg->getFunctionalGroups();
size_t tempNum = m_seg->getNumberOfFrames();
if (tempNum > 4294967295)
{
DCMSEG_ERROR("getSegmentsForFrame(): Number of frames " << tempNum << " exceeds maximum number of possible frames (2^32-1)");
return EC_IllegalParameter;
}
Uint32 numFrames = static_cast<Uint32>(m_seg->getNumberOfFrames());
m_segmentsForFrame.clear();
m_segmentsForFrame.resize(numFrames);
for (Uint32 f = 0; f < numFrames; f++) {
m_segmentsForFrame.push_back(std::set<Uint32>());
OFCondition result;
if (m_seg->getSegmentationType() == (DcmSegTypes::E_SegmentationType) 3) // LABELMAP
{
const DcmIODTypes::Frame* f_data = m_seg->getFrame(f);
Uint16 rows, cols;
rows = cols = 0;
DcmIODImage<IODImagePixelModule<Uint8>>* ip = static_cast<DcmIODImage<IODImagePixelModule<Uint8>>*>(m_seg);
ip->getImagePixel().getRows(rows);
ip->getImagePixel().getColumns(cols);
if (!f_data)
{
DCMSEG_ERROR("getSegmentsForFrame(): Cannot access label map frame " << f);
return EC_IllegalCall;
}

for (size_t n = 0; n < f_data->length; ++n)
result = getSegmentsForLabelMapFrame(f, m_segmentsForFrame[f]);
if (result.bad())
{
Uint8 segmentNumber = f_data->pixData[n];
if ((segmentNumber == 0) || (segmentNumber > m_seg->getNumberOfSegments()))
{
DCMSEG_ERROR("getSegmentsForFrame(): Segment number " << segmentNumber << " is out of range");
return EC_IllegalParameter;
}
m_segmentsForFrame[f].insert(segmentNumber);
return result;
}
return EC_Normal;
}
else
{
FGBase* group = NULL;
FGSegmentation* segFG = NULL;
group = fg.get(f, DcmFGTypes::EFG_SEGMENTATION);
segFG = OFstatic_cast(FGSegmentation*, group);
if (segFG)
Uint32 segment;
result = getSegmentForFrame(frameNumber, segment);
if (result.good())
{
Uint16 segNum = 0;
OFCondition cond = segFG->getReferencedSegmentNumber(segNum);
if (cond.good() && segNum > 0)
{
m_segmentsForFrame[f].insert(segNum); // physical frame number for segment
}
else if (segNum == 0)
{
DCMSEG_WARN("getSegmentsForFrame(): Referenced Segment Number is 0 (not permitted) for frame #"
<< f << ", ignoring");
return EC_InvalidValue;
}
else
{
DCMSEG_ERROR(
"getSegmentsForFrame(): Referenced Segment Number not found (not permitted) for frame #"
<< f << ", cannot add segment");
return EC_TagNotFound;
}
m_segmentsForFrame[f].insert(segment);
}
}
}
Expand Down Expand Up @@ -562,6 +522,67 @@ void OverlapUtil::printNonOverlappingSegments(OFStringStream& ss)
}
}

OFCondition OverlapUtil::getSegmentsForLabelMapFrame(const Uint32 frameNumber, std::set<Uint32>& segments)
{
const DcmIODTypes::Frame* f_data = m_seg->getFrame(frameNumber);
Uint16 rows, cols;
rows = cols = 0;
DcmIODImage<IODImagePixelModule<Uint8>>* ip = static_cast<DcmIODImage<IODImagePixelModule<Uint8>>*>(m_seg);
ip->getImagePixel().getRows(rows);
ip->getImagePixel().getColumns(cols);
if (!f_data)
{
DCMSEG_ERROR("getSegmentsForLabelMapFrame(): Cannot access label map frame " << frameNumber);
return EC_IllegalCall;
}

segments.clear();
for (size_t n = 0; n < f_data->length; ++n)
{
Uint8 segmentNumber = f_data->pixData[n];
if ((segmentNumber == 0) || (segmentNumber > m_seg->getNumberOfSegments()))
{
DCMSEG_ERROR("getSegmentsForFrame(): Segment number " << segmentNumber << " is out of range");
return EC_IllegalParameter;
}
segments.insert(segmentNumber);
}
return EC_Normal;
}

OFCondition OverlapUtil::getSegmentForFrame(const Uint32 frameNumber, Uint32& segment)
{
FGBase* group = NULL;
FGSegmentation* segFG = NULL;
FGInterface& fg = m_seg->getFunctionalGroups();
group = fg.get(frameNumber, DcmFGTypes::EFG_SEGMENTATION);
segFG = OFstatic_cast(FGSegmentation*, group);
if (segFG)
{
Uint16 segNum = 0;
OFCondition cond = segFG->getReferencedSegmentNumber(segNum);
if (cond.good() && segNum > 0)
{
segment = segNum;
}
else if (segNum == 0)
{
DCMSEG_WARN("getSegmentForFrame(): Referenced Segment Number is 0 (not permitted) for frame #"
<< frameNumber << ", ignoring");
return EC_InvalidValue;
}
else
{
DCMSEG_ERROR(
"getSegmentForFrame(): Referenced Segment Number not found (not permitted) for frame #"
<< frameNumber << ", cannot add segment");
return EC_TagNotFound;
}
}
return EC_Normal;
}


OFCondition OverlapUtil::buildOverlapMatrix()
{
// Make 2 dimensional array matrix of Sint8 type for (segment numbers) X (segment numbers).
Expand Down

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