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Revert "Merge pull request #27985 from happy-capybara-man:docs/fix-mat-clone-js"
This reverts commit db207c88b0.
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@@ -82,7 +82,7 @@ cv.bitwise_and(logo, logo, imgFg, mask);
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// Put logo in ROI and modify the main image
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cv.add(imgBg, imgFg, sum);
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dst = src.mat_clone();
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dst = src.clone();
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for (let i = 0; i < logo.rows; i++) {
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for (let j = 0; j < logo.cols; j++) {
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dst.ucharPtr(i, j)[0] = sum.ucharPtr(i, j)[0];
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@@ -248,7 +248,7 @@ function backprojection(src) {
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if (base instanceof cv.Mat) {
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base.delete();
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}
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base = src.mat_clone();
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base = src.clone();
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cv.cvtColor(base, base, cv.COLOR_RGB2HSV, 0);
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}
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cv.cvtColor(src, dstC3, cv.COLOR_RGB2HSV, 0);
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@@ -53,7 +53,7 @@ canvas.addEventListener('click', e => {
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});
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canvas.addEventListener('mousemove', e => {
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let x = e.offsetX, y = e.offsetY; //console.log(x, y);
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let dst = src.mat_clone();
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let dst = src.clone();
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if (hasMap && x >= 0 && x < src.cols && y >= 0 && y < src.rows)
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{
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let contour = new cv.Mat();
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@@ -77,14 +77,12 @@ How to copy Mat
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There are 2 ways to copy a Mat:
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@code{.js}
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// 1. Clone (deep copy)
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let dst = src.mat_clone();
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// 1. Clone
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let dst = src.clone();
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// 2. CopyTo(only entries indicated in the mask are copied)
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src.copyTo(dst, mask);
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@endcode
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@note In OpenCV.js, use `mat_clone()` instead of `clone()` to ensure deep copy behavior. The `clone()` method may perform shallow copy due to Emscripten embind limitations.
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How to convert the type of Mat
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------------------------------
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@@ -132,7 +132,7 @@ function main() {
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var cell = document.getElementById("targetNames").insertCell(0);
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cell.innerHTML = name;
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persons[name] = face2vec(face).mat_clone();
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persons[name] = face2vec(face).clone();
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var canvas = document.createElement("canvas");
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canvas.setAttribute("width", 112);
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