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How to use resizeImageMask method in wpt

Best JavaScript code snippet using wpt

image.js

Source:image.js

...32  function decodeAndClamp(value, addend, coefficient, max) {33    value = addend + value * coefficient;34    return value < 0 ? 0 : value > max ? max : value;35  }36  function resizeImageMask(src, bpc, w1, h1, w2, h2) {37    var length = w2 * h2;38    var dest = bpc <= 8 ? new Uint8Array(length) : bpc <= 16 ? new Uint16Array(length) : new Uint32Array(length);39    var xRatio = w1 / w2;40    var yRatio = h1 / h2;41    var i,42        j,43        py,44        newIndex = 0,45        oldIndex;46    var xScaled = new Uint16Array(w2);47    var w1Scanline = w1;48    for (i = 0; i < w2; i++) {49      xScaled[i] = Math.floor(i * xRatio);50    }51    for (i = 0; i < h2; i++) {52      py = Math.floor(i * yRatio) * w1Scanline;53      for (j = 0; j < w2; j++) {54        oldIndex = py + xScaled[j];55        dest[newIndex++] = src[oldIndex];56      }57    }58    return dest;59  }60  function PDFImage(xref, res, image, inline, smask, mask, isMask) {61    this.image = image;62    var dict = image.dict;63    if (dict.has('Filter')) {64      var filter = dict.get('Filter').name;65      if (filter === 'JPXDecode') {66        var jpxImage = new _jpx.JpxImage();67        jpxImage.parseImageProperties(image.stream);68        image.stream.reset();69        image.bitsPerComponent = jpxImage.bitsPerComponent;70        image.numComps = jpxImage.componentsCount;71      } else if (filter === 'JBIG2Decode') {72        image.bitsPerComponent = 1;73        image.numComps = 1;74      }75    }76    this.width = dict.get('Width', 'W');77    this.height = dict.get('Height', 'H');78    if (this.width < 1 || this.height < 1) {79      (0, _util.error)('Invalid image width: ' + this.width + ' or height: ' + this.height);80    }81    this.interpolate = dict.get('Interpolate', 'I') || false;82    this.imageMask = dict.get('ImageMask', 'IM') || false;83    this.matte = dict.get('Matte') || false;84    var bitsPerComponent = image.bitsPerComponent;85    if (!bitsPerComponent) {86      bitsPerComponent = dict.get('BitsPerComponent', 'BPC');87      if (!bitsPerComponent) {88        if (this.imageMask) {89          bitsPerComponent = 1;90        } else {91          (0, _util.error)('Bits per component missing in image: ' + this.imageMask);92        }93      }94    }95    this.bpc = bitsPerComponent;96    if (!this.imageMask) {97      var colorSpace = dict.get('ColorSpace', 'CS');98      if (!colorSpace) {99        (0, _util.info)('JPX images (which do not require color spaces)');100        switch (image.numComps) {101          case 1:102            colorSpace = _primitives.Name.get('DeviceGray');103            break;104          case 3:105            colorSpace = _primitives.Name.get('DeviceRGB');106            break;107          case 4:108            colorSpace = _primitives.Name.get('DeviceCMYK');109            break;110          default:111            (0, _util.error)('JPX images with ' + this.numComps + ' color components not supported.');112        }113      }114      this.colorSpace = _colorspace.ColorSpace.parse(colorSpace, xref, res);115      this.numComps = this.colorSpace.numComps;116    }117    this.decode = dict.getArray('Decode', 'D');118    this.needsDecode = false;119    if (this.decode && (this.colorSpace && !this.colorSpace.isDefaultDecode(this.decode) || isMask && !_colorspace.ColorSpace.isDefaultDecode(this.decode, 1))) {120      this.needsDecode = true;121      var max = (1 << bitsPerComponent) - 1;122      this.decodeCoefficients = [];123      this.decodeAddends = [];124      for (var i = 0, j = 0; i < this.decode.length; i += 2, ++j) {125        var dmin = this.decode[i];126        var dmax = this.decode[i + 1];127        this.decodeCoefficients[j] = dmax - dmin;128        this.decodeAddends[j] = max * dmin;129      }130    }131    if (smask) {132      this.smask = new PDFImage(xref, res, smask, false);133    } else if (mask) {134      if ((0, _primitives.isStream)(mask)) {135        var maskDict = mask.dict,136            imageMask = maskDict.get('ImageMask', 'IM');137        if (!imageMask) {138          (0, _util.warn)('Ignoring /Mask in image without /ImageMask.');139        } else {140          this.mask = new PDFImage(xref, res, mask, false, null, null, true);141        }142      } else {143        this.mask = mask;144      }145    }146  }147  PDFImage.buildImage = function PDFImage_buildImage(handler, xref, res, image, inline, nativeDecoder) {148    var imagePromise = handleImageData(image, nativeDecoder);149    var smaskPromise;150    var maskPromise;151    var smask = image.dict.get('SMask');152    var mask = image.dict.get('Mask');153    if (smask) {154      smaskPromise = handleImageData(smask, nativeDecoder);155      maskPromise = Promise.resolve(null);156    } else {157      smaskPromise = Promise.resolve(null);158      if (mask) {159        if ((0, _primitives.isStream)(mask)) {160          maskPromise = handleImageData(mask, nativeDecoder);161        } else if ((0, _util.isArray)(mask)) {162          maskPromise = Promise.resolve(mask);163        } else {164          (0, _util.warn)('Unsupported mask format.');165          maskPromise = Promise.resolve(null);166        }167      } else {168        maskPromise = Promise.resolve(null);169      }170    }171    return Promise.all([imagePromise, smaskPromise, maskPromise]).then(function (results) {172      var imageData = results[0];173      var smaskData = results[1];174      var maskData = results[2];175      return new PDFImage(xref, res, imageData, inline, smaskData, maskData);176    });177  };178  PDFImage.createMask = function PDFImage_createMask(imgArray, width, height, imageIsFromDecodeStream, inverseDecode) {179    var computedLength = (width + 7 >> 3) * height;180    var actualLength = imgArray.byteLength;181    var haveFullData = computedLength === actualLength;182    var data, i;183    if (imageIsFromDecodeStream && (!inverseDecode || haveFullData)) {184      data = imgArray;185    } else if (!inverseDecode) {186      data = new Uint8Array(actualLength);187      data.set(imgArray);188    } else {189      data = new Uint8Array(computedLength);190      data.set(imgArray);191      for (i = actualLength; i < computedLength; i++) {192        data[i] = 0xff;193      }194    }195    if (inverseDecode) {196      for (i = 0; i < actualLength; i++) {197        data[i] = ~data[i];198      }199    }200    return {201      data: data,202      width: width,203      height: height204    };205  };206  PDFImage.prototype = {207    get drawWidth() {208      return Math.max(this.width, this.smask && this.smask.width || 0, this.mask && this.mask.width || 0);209    },210    get drawHeight() {211      return Math.max(this.height, this.smask && this.smask.height || 0, this.mask && this.mask.height || 0);212    },213    decodeBuffer: function PDFImage_decodeBuffer(buffer) {214      var bpc = this.bpc;215      var numComps = this.numComps;216      var decodeAddends = this.decodeAddends;217      var decodeCoefficients = this.decodeCoefficients;218      var max = (1 << bpc) - 1;219      var i, ii;220      if (bpc === 1) {221        for (i = 0, ii = buffer.length; i < ii; i++) {222          buffer[i] = +!buffer[i];223        }224        return;225      }226      var index = 0;227      for (i = 0, ii = this.width * this.height; i < ii; i++) {228        for (var j = 0; j < numComps; j++) {229          buffer[index] = decodeAndClamp(buffer[index], decodeAddends[j], decodeCoefficients[j], max);230          index++;231        }232      }233    },234    getComponents: function PDFImage_getComponents(buffer) {235      var bpc = this.bpc;236      if (bpc === 8) {237        return buffer;238      }239      var width = this.width;240      var height = this.height;241      var numComps = this.numComps;242      var length = width * height * numComps;243      var bufferPos = 0;244      var output = bpc <= 8 ? new Uint8Array(length) : bpc <= 16 ? new Uint16Array(length) : new Uint32Array(length);245      var rowComps = width * numComps;246      var max = (1 << bpc) - 1;247      var i = 0,248          ii,249          buf;250      if (bpc === 1) {251        var mask, loop1End, loop2End;252        for (var j = 0; j < height; j++) {253          loop1End = i + (rowComps & ~7);254          loop2End = i + rowComps;255          while (i < loop1End) {256            buf = buffer[bufferPos++];257            output[i] = buf >> 7 & 1;258            output[i + 1] = buf >> 6 & 1;259            output[i + 2] = buf >> 5 & 1;260            output[i + 3] = buf >> 4 & 1;261            output[i + 4] = buf >> 3 & 1;262            output[i + 5] = buf >> 2 & 1;263            output[i + 6] = buf >> 1 & 1;264            output[i + 7] = buf & 1;265            i += 8;266          }267          if (i < loop2End) {268            buf = buffer[bufferPos++];269            mask = 128;270            while (i < loop2End) {271              output[i++] = +!!(buf & mask);272              mask >>= 1;273            }274          }275        }276      } else {277        var bits = 0;278        buf = 0;279        for (i = 0, ii = length; i < ii; ++i) {280          if (i % rowComps === 0) {281            buf = 0;282            bits = 0;283          }284          while (bits < bpc) {285            buf = buf << 8 | buffer[bufferPos++];286            bits += 8;287          }288          var remainingBits = bits - bpc;289          var value = buf >> remainingBits;290          output[i] = value < 0 ? 0 : value > max ? max : value;291          buf = buf & (1 << remainingBits) - 1;292          bits = remainingBits;293        }294      }295      return output;296    },297    fillOpacity: function PDFImage_fillOpacity(rgbaBuf, width, height, actualHeight, image) {298      var smask = this.smask;299      var mask = this.mask;300      var alphaBuf, sw, sh, i, ii, j;301      if (smask) {302        sw = smask.width;303        sh = smask.height;304        alphaBuf = new Uint8Array(sw * sh);305        smask.fillGrayBuffer(alphaBuf);306        if (sw !== width || sh !== height) {307          alphaBuf = resizeImageMask(alphaBuf, smask.bpc, sw, sh, width, height);308        }309      } else if (mask) {310        if (mask instanceof PDFImage) {311          sw = mask.width;312          sh = mask.height;313          alphaBuf = new Uint8Array(sw * sh);314          mask.numComps = 1;315          mask.fillGrayBuffer(alphaBuf);316          for (i = 0, ii = sw * sh; i < ii; ++i) {317            alphaBuf[i] = 255 - alphaBuf[i];318          }319          if (sw !== width || sh !== height) {320            alphaBuf = resizeImageMask(alphaBuf, mask.bpc, sw, sh, width, height);321          }322        } else if ((0, _util.isArray)(mask)) {323          alphaBuf = new Uint8Array(width * height);324          var numComps = this.numComps;325          for (i = 0, ii = width * height; i < ii; ++i) {326            var opacity = 0;327            var imageOffset = i * numComps;328            for (j = 0; j < numComps; ++j) {329              var color = image[imageOffset + j];330              var maskOffset = j * 2;331              if (color < mask[maskOffset] || color > mask[maskOffset + 1]) {332                opacity = 255;333                break;334              }...

Using AI Code Generation

1var wptools = require('wptools');2var image = 'image.jpg';3var width = 100;4var height = 100;5var resizedImage = wptools.resizeImageMask(image, width, height);6console.log(resizedImage);7var wptools = require('wptools');8var image = 'image.jpg';9var width = 100;10var height = 100;11var resizedImage = wptools.resizeImageCanvas(image, width, height);12console.log(resizedImage);13var wptools = require('wptools');14var image = 'image.jpg';15var width = 100;16var height = 100;17var resizedImage = wptools.resizeImageSharp(image, width, height);18console.log(resizedImage);19var wptools = require('wptools');20var image = 'image.jpg';

Using AI Code Generation

1var wptools = require('wp-tools');2var path = require('path');3var source = path.join(__dirname, 'source.jpg');4var destination = path.join(__dirname, 'destination.jpg');5var width = 100;6var height = 100;7wptools.resizeImageMask(source, destination, width, height, function(err, result) {8    if (err) {9        console.log(err);10    } else {11        console.log("Image resized successfully.");12    }13});14{15    "dependencies": {16    }17}

Using AI Code Generation

1var wptools = require('wptools');2wptools.resizeImageMask('test.png', 'test2.png', 40, 40, 0, 0, 0, 0, function(err, result) {3    if (err) {4        console.log(err);5    }6    else {7        console.log(result);8    }9});10var wptools = require('wptools');11wptools.resizeImageMask('test.png', 'test2.png', 40, 40, 0, 0, 0, 0, function(err, result) {12    if (err) {13        console.log(err);14    }15    else {16        console.log(result);17    }18});19var wptools = require('wptools');20wptools.resizeImageMask('test.png', 'test2.png', 40, 40, 0, 0, 0, 0, function(err, result) {21    if (err) {22        console.log(err);23    }24    else {25        console.log(result);26    }27});28var wptools = require('wptools');29wptools.resizeImageMask('test.png', 'test2.png', 40, 40, 0, 0, 0, 0, function(err, result) {30    if (err) {31        console.log(err);32    }33    else {34        console.log(result);35    }36});37var wptools = require('wptools');38wptools.resizeImageMask('test.png', 'test2.png', 40, 40, 0, 0, 0, 0, function(err, result) {39    if (err) {40        console.log(err);41    }42    else {43        console.log(result);44    }45});46var fs = require('fs');

Using AI Code Generation

1var wptools = require('wptools');2var path = require('path');3var image = path.resolve(__dirname, 'images/1.jpg');4var mask = path.resolve(__dirname, 'images/2.png');5var output = path.resolve(__dirname, 'images/3.jpg');6wptools.resizeImageMask(image, mask, output, function (err, res) {7    if (err) {8        console.log(err);9    } else {10        console.log(res);11    }12});13var wptools = require('wptools');14var path = require('path');15var image = path.resolve(__dirname, 'images/1.jpg');16var output = path.resolve(__dirname, 'images/3.jpg');17wptools.resizeImage(image, output, 200, 300, function (err, res) {18    if (err) {19        console.log(err);20    } else {21        console.log(res);22    }23});24var wptools = require('wptools');25var path = require('path');26var image = path.resolve(__dirname, 'images/1.jpg');27var output = path.resolve(__dirname, 'images/3.jpg');28wptools.resizeImage(image, output, 200, 300, function (err, res) {29    if (err) {30        console.log(err);31    } else {32        console.log(res);33    }34});35var wptools = require('wptools');36var path = require('path');37var image = path.resolve(__dirname, 'images/1.jpg');38var output = path.resolve(__dirname, 'images/3.jpg');39wptools.convertImage(image, output, function (err, res) {40    if (err) {41        console.log(err);42    } else {43        console.log(res);44    }45});46var wptools = require('wptools');47var path = require('path');48var image = path.resolve(__dirname, 'images/1.jpg');49var output = path.resolve(__dirname, 'images/3.jpg');50wptools.convertImage(image, output, function

Using AI Code Generation

1var wptools = require('wp-tools');2var imageMask = new wptools.ImageMask();3imageMask.resizeImageMask('image.png', 'mask.png', 'output.png', function(err, result) {4    if (err) {5        console.log(err);6    } else {7        console.log(result);8    }9});10var wptools = require('wp-tools');11var imageMask = new wptools.ImageMask();12imageMask.resizeImageMask('image.png', 'mask.png', 'output.png', function(err, result) {13    if (err) {14        console.log(err);15    } else {16        console.log(result);17    }18});19var wptools = require('wp-tools');20var imageMask = new wptools.ImageMask();21imageMask.resizeImageMask('image.png', 'mask.png', 'output.png', function(err, result) {22    if (err) {23        console.log(err);24    } else {25        console.log(result);26    }27});28var wptools = require('wp-tools');29var imageMask = new wptools.ImageMask();30imageMask.resizeImageMask('image.png', 'mask.png', 'output.png', function(err, result) {31    if (err) {32        console.log(err);33    } else {34        console.log(result);35    }36});37var wptools = require('wp-tools');38var imageMask = new wptools.ImageMask();39imageMask.resizeImageMask('image.png', 'mask.png', 'output.png', function(err, result) {40    if (err) {41        console.log(err);42    } else {43        console.log(result);44    }45});46var wptools = require('wp-tools');47var imageMask = new wptools.ImageMask();48imageMask.resizeImageMask('image.png', 'mask.png', 'output.png', function(err, result) {49    if (err) {50        console.log(err);51    } else {52        console.log(result);53    }54});

Using AI Code Generation

1var wptools = require('wptools');2var options = {3};4wptools.setOptions(options);5wptools.resizeImageMask('test.png', 'test2.png', function(err, stdout, stderr) {6  if (err) {7    console.log(err);8  }9});

Using AI Code Generation

1var wptools = require('wptools');2var wp = new wptools('Albert Einstein');3wp.resizeImageMask(200, 200, function(err, mask) {4    console.log(mask);5});6var wptools = require('wptools');7var wp = new wptools('Albert Einstein');8wp.resizeImage(200, 200, function(err, image) {9    console.log(image);10});11var wptools = require('wptools');12var wp = new wptools('Albert Einstein');13wp.getImages(function(err, images) {14    console.log(images);15});16var wptools = require('wptools');17var wp = new wptools('Albert Einstein');18wp.getImage(function(err, image) {19    console.log(image);20});

Using AI Code Generation

1var img = new Image();2img.src = 'test.jpg';3var mask = new Image();4mask.src = 'mask.png';5var img2 = new Image();6img2.src = 'test.jpg';7var mask2 = new Image();8mask2.src = 'mask.png';9var img3 = new Image();10img3.src = 'test.jpg';11var mask3 = new Image();12mask3.src = 'mask.png';13var img4 = new Image();14img4.src = 'test.jpg';15var mask4 = new Image();16mask4.src = 'mask.png';17var img5 = new Image();18img5.src = 'test.jpg';19var mask5 = new Image();20mask5.src = 'mask.png';21var img6 = new Image();22img6.src = 'test.jpg';23var mask6 = new Image();24mask6.src = 'mask.png';25var img7 = new Image();26img7.src = 'test.jpg';27var mask7 = new Image();28mask7.src = 'mask.png';29var img8 = new Image();30img8.src = 'test.jpg';31var mask8 = new Image();32mask8.src = 'mask.png';33var img9 = new Image();34img9.src = 'test.jpg';35var mask9 = new Image();36mask9.src = 'mask.png';37var img10 = new Image();38img10.src = 'test.jpg';39var mask10 = new Image();40mask10.src = 'mask.png';41var img11 = new Image();42img11.src = 'test.jpg';43var mask11 = new Image();44mask11.src = 'mask.png';45var img12 = new Image();46img12.src = 'test.jpg';47var mask12 = new Image();

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