Created
November 13, 2018 15:35
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>Hello OpenCV.js</title> | |
| </head> | |
| <body> | |
| <h2>Hello OpenCV.js</h2> | |
| <p id="status">OpenCV.js is loading...</p> | |
| <div> | |
| <div class="inputoutput"> | |
| <img id="imageSrc1" alt="No Image" /> | |
| <div class="caption">imageSrc <input type="file" id="fileInput1" name="file" /></div> | |
| </div> | |
| <div class="inputoutput"> | |
| <img id="imageSrc2" alt="No Image" /> | |
| <div class="caption">imageSrc <input type="file" id="fileInput2" name="file" /></div> | |
| </div> | |
| <div class="inputoutput"> | |
| <button id="outputButton">Click</button> | |
| <canvas id="canvasOutput1" ></canvas> | |
| <canvas id="canvasOutput2" ></canvas> | |
| <div class="caption">canvasOutput</div> | |
| </div> | |
| </div> | |
| <script type="text/javascript"> | |
| let imgElement1 = document.getElementById('imageSrc1'); | |
| let imgElement2 = document.getElementById('imageSrc2'); | |
| let inputElement1 = document.getElementById('fileInput1'); | |
| let inputElement2 = document.getElementById('fileInput2'); | |
| let outputButton = document.getElementById('outputButton'); | |
| let mat1; | |
| let mat2; | |
| inputElement1.addEventListener('change', (e) => { | |
| imgElement1.src = URL.createObjectURL(e.target.files[0]); | |
| }, false); | |
| inputElement2.addEventListener('change', (e) => { | |
| imgElement2.src = URL.createObjectURL(e.target.files[0]); | |
| }, false); | |
| imgElement1.onload = function() { | |
| mat1 = cv.imread(imgElement1); | |
| }; | |
| imgElement2.onload = function() { | |
| mat2 = cv.imread(imgElement2); | |
| }; | |
| outputButton.onclick = function(){ | |
| let dst = new cv.Mat(); | |
| let mask = new cv.Mat(); | |
| let dtype = -1; | |
| cv.add(mat1, mat2, dst, mask, dtype); | |
| console.log(dst); | |
| console.log(mask); | |
| cv.imshow('canvasOutput1', dst); | |
| mat1.delete(); mat2.delete(); dst.delete(); mask.delete(); | |
| }; | |
| function onOpenCvReady() { | |
| document.getElementById('status').innerHTML = 'OpenCV.js is ready.'; | |
| } | |
| </script> | |
| <script async src="opencv.js" onload="onOpenCvReady();" type="text/javascript"></script> | |
| </body> | |
| </html> |
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