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fixed a bug in mean subtraction from target and search patches

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As the type of `targetPatch` and `searchPatch` is CV_8UC3, subtracting 128 from them will saturate all values smaller than 128 to zero.
This commit is contained in:
Alireza Davoudi
2018-03-06 14:29:15 +03:30
committed by GitHub
parent 9a4f415ff1
commit 1794ab57e4
1 changed files with 3 additions and 7 deletions
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10
modules/tracking/src/gtrTracker.cpp
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@@ -148,13 +148,9 @@ bool TrackerGOTURNImpl::updateImpl(const Mat& image, Rect2d& boundingBox)
resize(targetPatch, targetPatch, Size(INPUT_SIZE, INPUT_SIZE), 0, 0, INTER_LINEAR_EXACT); resize(targetPatch, targetPatch, Size(INPUT_SIZE, INPUT_SIZE), 0, 0, INTER_LINEAR_EXACT);
resize(searchPatch, searchPatch, Size(INPUT_SIZE, INPUT_SIZE), 0, 0, INTER_LINEAR_EXACT); resize(searchPatch, searchPatch, Size(INPUT_SIZE, INPUT_SIZE), 0, 0, INTER_LINEAR_EXACT);
//Mean Subtract //Convert to Float type and subtract mean
targetPatch = targetPatch - 128; Mat targetBlob = dnn::blobFromImage(targetPatch, 1.0f, Size(), Scalar::all(128), false);
searchPatch = searchPatch - 128; Mat searchBlob = dnn::blobFromImage(searchPatch, 1.0f, Size(), Scalar::all(128), false);
//Convert to Float type
Mat targetBlob = dnn::blobFromImage(targetPatch, 1.0f, Size(), Scalar(), false);
Mat searchBlob = dnn::blobFromImage(searchPatch, 1.0f, Size(), Scalar(), false);
net.setInput(targetBlob, "data1"); net.setInput(targetBlob, "data1");
net.setInput(searchBlob, "data2"); net.setInput(searchBlob, "data2");