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https://github.com/hyperion-project/hyperion.ng.git
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test old v1+ vs new v2
Former-commit-id: 5217ac135cd0c7a6907be0097df72506ca7f2d71
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@ -73,6 +73,8 @@ namespace hyperion
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/// @return True if the current border changed else false
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///
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bool updateBorder(const BlackBorder & newDetectedBorder);
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bool updateBorder1(const BlackBorder & newDetectedBorder);
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bool updateBorder2(const BlackBorder & newDetectedBorder);
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/// The number of unknown-borders detected before it becomes the current border
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const unsigned _unknownSwitchCnt;
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@ -87,12 +89,18 @@ namespace hyperion
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BlackBorderDetector _detector;
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/// The current detected border
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BlackBorder _currentBorder1;
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BlackBorder _currentBorder;
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/// The border detected in the previous frame
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BlackBorder _previousDetectedBorder1;
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BlackBorder _previousDetectedBorder;
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/// The number of frame the previous detected border matched the incomming border
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unsigned _consistentCnt1;
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unsigned _consistentCnt;
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/// The number of frame the previous detected border NOT matched the incomming border
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unsigned _inconsistentCnt1;
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unsigned _inconsistentCnt;
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};
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} // end namespace hyperion
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@ -1,4 +1,4 @@
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//#include <iostream>
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#include <iostream>
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// Blackborder includes
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#include <blackborder/BlackBorderProcessor.h>
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@ -12,9 +12,14 @@ BlackBorderProcessor::BlackBorderProcessor(const unsigned unknownFrameCnt,
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_borderSwitchCnt(borderFrameCnt),
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_blurRemoveCnt(blurRemoveCnt),
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_detector(blackborderThreshold),
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_currentBorder1({true, -1, -1}),
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_currentBorder({true, -1, -1}),
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_previousDetectedBorder1({true, -1, -1}),
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_previousDetectedBorder({true, -1, -1}),
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_consistentCnt(0)
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_consistentCnt1(0),
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_consistentCnt(0),
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_inconsistentCnt1(0),
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_inconsistentCnt(0)
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{
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// empty
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}
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@ -24,23 +29,102 @@ BlackBorder BlackBorderProcessor::getCurrentBorder() const
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return _currentBorder;
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}
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bool BlackBorderProcessor::updateBorder(const BlackBorder & newDetectedBorder)
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{
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bool result1 = updateBorder1(newDetectedBorder);
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if (result1)
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{
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std::cout << "border change v1 " << _currentBorder1.horizontalSize << ":" << _currentBorder1.verticalSize << std::endl;
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}
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bool result2 = updateBorder2(newDetectedBorder);
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if (result2)
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{
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std::cout << "border change v2 " << _currentBorder.horizontalSize << ":" << _currentBorder.verticalSize << std::endl;
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}
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return result2;
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}
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bool BlackBorderProcessor::updateBorder1(const BlackBorder & newDetectedBorder)
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{
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// set the consistency counter
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if (newDetectedBorder == _previousDetectedBorder1)
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{
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++_consistentCnt1;
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}
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else
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{
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_previousDetectedBorder1 = newDetectedBorder;
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_consistentCnt1 = 0;
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}
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// std::cout << "cur: " << _currentBorder1.verticalSize << " " << _currentBorder1.horizontalSize << " new: " << newDetectedBorder.verticalSize << " " << newDetectedBorder.horizontalSize << " c:i " << _consistentCnt1 << ":" << _inconsistentCnt1 << std::endl;
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// check if there is a change
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if (_currentBorder1 == newDetectedBorder)
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{
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// No change required
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return false;
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}
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bool borderChanged = false;
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if (newDetectedBorder.unknown)
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{
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// apply the unknown border if we consistently can't determine a border
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if (_consistentCnt1 == _unknownSwitchCnt)
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{
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_currentBorder1 = newDetectedBorder;
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borderChanged = true;
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}
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}
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else
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{
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// apply the detected border if it has been detected consistently
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if (_currentBorder1.unknown || _consistentCnt1 == _borderSwitchCnt)
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{
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_currentBorder1 = newDetectedBorder;
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borderChanged = true;
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}
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else
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{
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bool stable = (_consistentCnt >= 10) || (_inconsistentCnt >=30 );
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// apply smaller borders immediately
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if ((newDetectedBorder.verticalSize < _currentBorder1.verticalSize) && (stable))
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{
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_currentBorder1.verticalSize = newDetectedBorder.verticalSize;
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borderChanged = true;
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}
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if ((newDetectedBorder.horizontalSize < _currentBorder1.horizontalSize) && (stable))
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{
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_currentBorder1.horizontalSize = newDetectedBorder.horizontalSize;
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borderChanged = true;
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}
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}
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}
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return borderChanged;
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}
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bool BlackBorderProcessor::updateBorder2(const BlackBorder & newDetectedBorder)
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{
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// set the consistency counter
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if (newDetectedBorder == _previousDetectedBorder)
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{
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if (_consistentCnt < 100000)
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{
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++_consistentCnt;
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}
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++_consistentCnt;
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_inconsistentCnt = 0;
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}
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else
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{
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_previousDetectedBorder = newDetectedBorder;
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_consistentCnt = 0;
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++_inconsistentCnt;
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}
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// std::cout << "new: " << newDetectedBorder.verticalSize << " " << newDetectedBorder.horizontalSize << " cur: " << _currentBorder.verticalSize << " " << _currentBorder.horizontalSize << " cc " << _consistentCnt << std::endl;
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// std::cout << "cur: " << _currentBorder.verticalSize << " " << _currentBorder.horizontalSize << " new: " << newDetectedBorder.verticalSize << " " << newDetectedBorder.horizontalSize << " c:i " << _consistentCnt << ":" << _inconsistentCnt << std::endl;
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// check if there is a change
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if (_currentBorder == newDetectedBorder)
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@ -71,16 +155,19 @@ bool BlackBorderProcessor::updateBorder(const BlackBorder & newDetectedBorder)
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}
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else
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{
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bool stable = (_consistentCnt >= 10) || (_inconsistentCnt >=30 );
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//more then A consistent seems like a new size not only a short flicker
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//more then B inconsistent seems like the image is changing a lot and we need to set smaller border
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// apply smaller borders immediately
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// if (newDetectedBorder.verticalSize < _currentBorder.verticalSize)
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if ( (newDetectedBorder.verticalSize < _currentBorder.verticalSize) && (_consistentCnt >= 1) )// almost immediatly - avoid switching for "abnormal" frames
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if ( (newDetectedBorder.verticalSize < _currentBorder.verticalSize) && (stable) )// almost immediatly - avoid switching for "abnormal" frames
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{
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_currentBorder.verticalSize = newDetectedBorder.verticalSize;
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borderChanged = true;
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}
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// if (newDetectedBorder.horizontalSize < _currentBorder.horizontalSize)
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if ( (newDetectedBorder.horizontalSize < _currentBorder.horizontalSize) && (_consistentCnt >= 1) )
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if ( (newDetectedBorder.horizontalSize < _currentBorder.horizontalSize) && (stable) )
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{
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_currentBorder.horizontalSize = newDetectedBorder.horizontalSize;
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borderChanged = true;
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@ -89,4 +176,4 @@ bool BlackBorderProcessor::updateBorder(const BlackBorder & newDetectedBorder)
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}
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return borderChanged;
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}
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}
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