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  1. ÒýÈë¿âºÍÀà
    • importPackage ºÍ importClass ÓÃÓÚµ¼ÈëOpenCVºÍAndroidÖÐÏà¹ØÀàºÍ°ü£¬ÕâÔÚʹÓÃÆäº¯ÊýʱÊDZØÐèµÄ¡£
  1. º¯Êý¶¨Òå
    • screenshotAndBinarize: ·â×°ÁË¶ÔÆÁÄ»½ØÍ¼½øÐжþÖµ»¯´¦ÀíµÄËùÓв½Öè¡£
  1. º¯Êý²ÎÊý
    • width: ½ØÍ¼µÄ¿í¶È¡£
    • height: ½ØÍ¼µÄ¸ß¶È¡£
    • quality: ½ØÍ¼µÄÖÊÁ¿¡£
    • threshold1: ¶þÖµ»¯¹ý³ÌÖÐʹÓõÄãÐÖµ1¡£
    • threshold2: ¶þÖµ»¯¹ý³ÌÖÐʹÓõÄãÐÖµ2¡£

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  1. ÆÁÄ»½ØÍ¼
var bitmap = screen.screenShot(width, height, quality).getBitmap();
  • ʹÓøø¶¨µÄ¿í¶È¡¢¸ß¶ÈºÍÖÊÁ¿²ÎÊý½øÐÐÆÁÄ»½ØÍ¼£¬½á¹ûÊÇÒ»¸ö Bitmap ¶ÔÏó¡£
  1. Bitmap ת Mat
var mat = new Mat();
Utils.bitmapToMat(bitmap, mat);
  • ´´½¨Ò»¸ö Mat ¶ÔÏó¡£
    • Utils.bitmapToMat ½« Bitmap ×ª»»Îª OpenCV µÄ Mat ¶ÔÏ󣬱ãÓÚºóÐøµÄͼÏñ´¦Àí²Ù×÷¡£
  1. ¶þÖµ»¯´¦Àí
var binaryMat = new Mat();
Imgproc.threshold(mat, binaryMat, threshold1, threshold2, Imgproc.THRESH_BINARY);
printl(binaryMat);
    • ³õʼ»¯Ò»¸öеĠMat ¶ÔÏó binaryMat ÓÃÓÚ´æ´¢´¦ÀíºóµÄͼÏñ¡£
    • ʹÓàImgproc.threshold ·½·¨¶ÔͼÏñ½øÐжþÖµ»¯´¦Àí¡£
    • threshold1 ºÍ threshold2 ÊÇÓÃÓÚ¶þÖµ»¯µÄãÐÖµ¡£
    • Imgproc.THRESH_BINARY ±íʾ²ÉÓöþÖµ»¯´¦Àí·½·¨¡£
  1. Mat ת Bitmap
var binaryBitmap = Bitmap.createBitmap(binaryMat.cols(), binaryMat.rows(), Bitmap.Config.ARGB_8888);
Utils.matToBitmap(binaryMat, binaryBitmap);
printl(binaryBitmap);
  • ´´½¨Ò»¸öеĠBitmap ¶ÔÏó£¬ÓÃÓÚ´æ´¢¶þÖµ»¯ºóµÄͼÏñ¡£
  • ½« binaryMat ×ª»»»Ø Bitmap¡£
  1. ·µ»ØÖµ
return binaryBitmap;
  • º¯ÊýµÄ·µ»ØÖµÊÇ´¦ÀíºóµÄ Bitmap ¶ÔÏó¡£

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var resultBitmap = screenshotAndBinarize(640, 960, 100, 50, 150);
  • ʹÓÃÌØ¶¨²ÎÊýµ÷Óøú¯Êý£¬»ñÈ¡¶þÖµ»¯ºóµÄͼÏñ¡£
// ÒýÈë Android ºÍ OpenCV µÄÀà
importPackage(org.opencv.core);
importPackage(org.opencv.imgproc);
importPackage(org.opencv.android);
importClass(android.graphics.Bitmap);


function screenshotAndBinarize(width, height, quality, threshold1, threshold2) {
// ½øÐÐÆÁÄ»½ØÍ¼
var bitmap = screen.screenShot(width, height, quality).getBitmap();

// ½« Bitmap ת»»Îª OpenCV µÄ Mat
var mat = new Mat();
Utils.bitmapToMat(bitmap, mat);


// ½øÐжþÖµ»¯´¦Àí
var binaryMat = new Mat();
Imgproc.threshold(mat, binaryMat, threshold1, threshold2, Imgproc.THRESH_BINARY);
printl(binaryMat);


// ½«¶þÖµ»¯ºóµÄ Mat ת»»»Ø Bitmap
var binaryBitmap = Bitmap.createBitmap(binaryMat.cols(), binaryMat.rows(), Bitmap.Config.ARGB_8888);
Utils.matToBitmap(binaryMat, binaryBitmap);
printl(binaryBitmap);


return binaryBitmap;
}


// µ÷Ó÷â×°µÄº¯Êý
var resultBitmap = screenshotAndBinarize(640, 960, 100, 50, 150);
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GMT+8, 2025-4-26 20:42 , Processed in 0.132391 second(s), 35 queries .

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