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Implementation of bit-exact resize. Internal calls to linear resize updated to use bit-exact version. (#9468)

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This commit is contained in:
Vitaly Tuzov
2017-12-13 15:00:38 +03:00
committed by Vadim Pisarevsky
parent 84ee4d701a
commit 51cb56ef2c
57 changed files with 1300 additions and 112 deletions
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modules/objdetect/src/cascadedetect.cpp
+2 -2
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@@ -511,7 +511,7 @@ bool FeatureEvaluator::setImage( InputArray _image, const std::vector<float>& _s
{
const ScaleData& s = scaleData->at(i);
UMat dst(urbuf, Rect(0, 0, s.szi.width - 1, s.szi.height - 1));
resize(_image, dst, dst.size(), 1. / s.scale, 1. / s.scale, INTER_LINEAR);
resize(_image, dst, dst.size(), 1. / s.scale, 1. / s.scale, INTER_LINEAR_EXACT);
computeChannels((int)i, dst);
}
sbufFlag = USBUF_VALID;
@@ -526,7 +526,7 @@ bool FeatureEvaluator::setImage( InputArray _image, const std::vector<float>& _s
{
const ScaleData& s = scaleData->at(i);
Mat dst(s.szi.height - 1, s.szi.width - 1, CV_8U, rbuf.ptr());
resize(image, dst, dst.size(), 1. / s.scale, 1. / s.scale, INTER_LINEAR);
resize(image, dst, dst.size(), 1. / s.scale, 1. / s.scale, INTER_LINEAR_EXACT);
computeChannels((int)i, dst);
}
sbufFlag = SBUF_VALID;