Huge News!Announcing our $40M Series B led by Abstract Ventures.Learn More →
Socket
Socket
Sign inDemoInstall

geotiff

Package Overview
Dependencies
Maintainers
1
Versions
49
Alerts
File Explorer

Advanced tools

License
Socket logo

Install Socket

Detect and block malicious and high-risk dependencies

Install

geotiff - npm Package Compare versions

Comparing version 0.2.0 to 0.3.0

test/data/setup_data.sh

297

dist/geotiff.js

@@ -275,8 +275,12 @@ (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){

* @param {ArrayBuffer} rawData the raw data stream of the file as an ArrayBuffer.
* @param {Object} [options] further options.
* @param {Boolean} [options.cache=false] whether or not decoded tiles shall be cached.
*/
function GeoTIFF(rawData) {
function GeoTIFF(rawData, options) {
_classCallCheck(this, GeoTIFF);
this.dataView = new DataView(rawData);
options = options || {};
this.cache = options.cache || false;

@@ -467,3 +471,3 @@ var BOM = this.dataView.getUint16(0, 0);

}
return new _geotiffimage2.default(fileDirectoryAndGeoKey[0], fileDirectoryAndGeoKey[1], this.dataView, this.littleEndian);
return new _geotiffimage2.default(fileDirectoryAndGeoKey[0], fileDirectoryAndGeoKey[1], this.dataView, this.littleEndian, this.cache);
}

@@ -528,2 +532,39 @@

var arrayForType = function arrayForType(format, bitsPerSample, size) {
switch (format) {
case 1:
// unsigned integer data
switch (bitsPerSample) {
case 8:
return new Uint8Array(size);
case 16:
return new Uint16Array(size);
case 32:
return new Uint32Array(size);
}
break;
case 2:
// twos complement signed integer data
switch (bitsPerSample) {
case 8:
return new Int8Array(size);
case 16:
return new Int16Array(size);
case 32:
return new Int32Array(size);
}
break;
case 3:
// floating point data
switch (bitsPerSample) {
case 32:
return new Float32Array(size);
case 64:
return new Float64Array(size);
}
break;
}
throw Error("Unsupported data format/bitsPerSample");
};
var GeoTIFFImage = function () {

@@ -537,5 +578,6 @@ /**

* @param {Boolean} littleEndian Whether the file is encoded in little or big endian
* @param {Boolean} cache Whether or not decoded tiles shall be cached
*/
function GeoTIFFImage(fileDirectory, geoKeys, dataView, littleEndian) {
function GeoTIFFImage(fileDirectory, geoKeys, dataView, littleEndian, cache) {
_classCallCheck(this, GeoTIFFImage);

@@ -547,3 +589,3 @@

this.littleEndian = littleEndian;
this.tiles = {};
this.tiles = cache ? {} : null;
this.isTiled = fileDirectory.StripOffsets ? false : true;

@@ -729,36 +771,3 @@ var planarConfiguration = fileDirectory.PlanarConfiguration;

var bitsPerSample = this.fileDirectory.BitsPerSample[sampleIndex];
switch (format) {
case 1:
// unsigned integer data
switch (bitsPerSample) {
case 8:
return new Uint8Array(size);
case 16:
return new Uint16Array(size);
case 32:
return new Uint32Array(size);
}
break;
case 2:
// twos complement signed integer data
switch (bitsPerSample) {
case 8:
return new Int8Array(size);
case 16:
return new Int16Array(size);
case 32:
return new Int32Array(size);
}
break;
case 3:
// floating point data
switch (bitsPerSample) {
case 32:
return new Float32Array(size);
case 64:
return new Float64Array(size);
}
break;
}
throw Error("Unsupported data format/bitsPerSample");
return arrayForType(format, bitsPerSample, size);
}

@@ -780,4 +789,4 @@ }, {

}, {
key: "getTileOrStripAsync",
value: function getTileOrStripAsync(x, y, sample, callback) {
key: "getTileOrStrip",
value: function getTileOrStrip(x, y, sample, callback) {
var numTilesPerRow = Math.ceil(this.getWidth() / this.getTileWidth());

@@ -793,6 +802,7 @@ var numTilesPerCol = Math.ceil(this.getHeight() / this.getTileHeight());

if (index in this.tiles && false) {
return callback(null, {
x: x, y: y, sample: sample, data: tiles[index]
});
if (tiles !== null && index in tiles) {
if (callback) {
return callback(null, { x: x, y: y, sample: sample, data: tiles[index] });
}
return tiles[index];
} else {

@@ -808,35 +818,15 @@ var offset, byteCount;

var slice = this.dataView.buffer.slice(offset, offset + byteCount);
return this.getDecoder().decodeBlockAsync(slice, function (error, data) {
if (!error) {
tiles[index] = data;
}
callback(error, { x: x, y: y, sample: sample, data: data });
});
}
}
}, {
key: "getTileOrStrip",
value: function getTileOrStrip(x, y, sample) {
var numTilesPerRow = Math.ceil(this.getWidth() / this.getTileWidth());
var numTilesPerCol = Math.ceil(this.getHeight() / this.getTileHeight());
var index;
if (this.planarConfiguration === 1) {
index = y * numTilesPerRow + x;
} else if (this.planarConfiguration === 2) {
index = sample * numTilesPerRow * numTilesPerCol + y * numTilesPerRow + x;
}
if (index in this.tiles) {
return this.tiles[index];
} else {
var offset, byteCount;
if (this.isTiled) {
offset = this.fileDirectory.TileOffsets[index];
byteCount = this.fileDirectory.TileByteCounts[index];
} else {
offset = this.fileDirectory.StripOffsets[index];
byteCount = this.fileDirectory.StripByteCounts[index];
if (callback) {
return this.getDecoder().decodeBlockAsync(slice, function (error, data) {
if (!error && tiles !== null) {
tiles[index] = data;
}
callback(error, { x: x, y: y, sample: sample, data: data });
});
}
var slice = this.dataView.buffer.slice(offset, offset + byteCount);
return this.tiles[index] = this.getDecoder().decodeBlock(slice);
var block = this.getDecoder().decodeBlock(slice);
if (tiles !== null) {
tiles[index] = block;
}
return block;
}

@@ -846,3 +836,3 @@ }

key: "_readRasterAsync",
value: function _readRasterAsync(imageWindow, samples, valueArrays, callback, callbackError) {
value: function _readRasterAsync(imageWindow, samples, valueArrays, interleave, callback, callbackError) {
var tileWidth = this.getTileWidth();

@@ -893,4 +883,11 @@ var tileHeight = this.getTileHeight();

var pixelOffset = (y * tileWidth + x) * bytesPerPixel;
var windowCoordinate = (y + firstLine - imageWindow[1]) * windowWidth + x + firstCol - imageWindow[0];
valueArrays[_sampleIndex][windowCoordinate] = sampleReaders[_sampleIndex].call(dataView, pixelOffset + srcSampleOffsets[_sampleIndex], littleEndian);
var value = sampleReaders[_sampleIndex].call(dataView, pixelOffset + srcSampleOffsets[_sampleIndex], littleEndian);
var windowCoordinate;
if (interleave) {
windowCoordinate = (y + firstLine - imageWindow[1]) * windowWidth * samples.length + (x + firstCol - imageWindow[0]) * samples.length + _sampleIndex;
valueArrays[windowCoordinate] = value;
} else {
windowCoordinate = (y + firstLine - imageWindow[1]) * windowWidth + x + firstCol - imageWindow[0];
valueArrays[_sampleIndex][windowCoordinate] = value;
}
}

@@ -935,3 +932,3 @@ }

key: "_readRaster",
value: function _readRaster(imageWindow, samples, valueArrays, callback, callbackError) {
value: function _readRaster(imageWindow, samples, valueArrays, interleave, callback, callbackError) {
try {

@@ -965,4 +962,4 @@ var tileWidth = this.getTileWidth();

for (var yTile = minYTile; yTile <= maxYTile; ++yTile) {
for (var xTile = minXTile; xTile <= maxXTile; ++xTile) {
for (var yTile = minYTile; yTile < maxYTile; ++yTile) {
for (var xTile = minXTile; xTile < maxXTile; ++xTile) {
var firstLine = yTile * tileHeight;

@@ -983,4 +980,11 @@ var firstCol = xTile * tileWidth;

var pixelOffset = (y * tileWidth + x) * bytesPerPixel;
var windowCoordinate = (y + firstLine - imageWindow[1]) * windowWidth + x + firstCol - imageWindow[0];
valueArrays[sampleIndex][windowCoordinate] = sampleReaders[sampleIndex].call(tile, pixelOffset + srcSampleOffsets[sampleIndex], this.littleEndian);
var value = sampleReaders[sampleIndex].call(tile, pixelOffset + srcSampleOffsets[sampleIndex], this.littleEndian);
var windowCoordinate;
if (interleave) {
windowCoordinate = (y + firstLine - imageWindow[1]) * windowWidth * samples.length + (x + firstCol - imageWindow[0]) * samples.length + sampleIndex;
valueArrays[windowCoordinate] = value;
} else {
windowCoordinate = (y + firstLine - imageWindow[1]) * windowWidth + x + firstCol - imageWindow[0];
valueArrays[sampleIndex][windowCoordinate] = value;
}
}

@@ -991,3 +995,4 @@ }

}
return callback(valueArrays);
callback(valueArrays);
return valueArrays;
} catch (error) {

@@ -1002,3 +1007,6 @@ return callbackError(error);

* @callback GeoTIFFImage~readCallback
* @param {TypedArray[]} array the requested data as a summary array, one TypedArray for each requested sample
* @param {(TypedArray|TypedArray[])} array the requested data as a either a
* single typed array or a list of
* typed arrays, depending on the
* 'interleave' option.
*/

@@ -1018,6 +1026,17 @@

*
* @param {Array} [imageWindow=whole image] the subset to read data from.
* @param {Array} [samples=all samples] the selection of samples to read from.
* @param {GeoTIFFImage~readCallback} callback the success callback
* @param {GeoTIFFImage~readErrorCallback} callbackError the error callback
* @param {Object} [options] optional parameters
* @param {Array} [options.window=whole image] the subset to read data from.
* @param {Array} [options.samples=all samples] the selection of samples to read from.
* @param {Boolean} [options.interleave=false] whether the data shall be read
* in one single array or separate
* arrays.
* @param {GeoTIFFImage~readCallback} [callback] the success callback. this
* parameter is mandatory for
* asynchronous decoders (some
* compression mechanisms).
* @param {GeoTIFFImage~readErrorCallback} [callbackError] the error callback
* @returns {(TypedArray|TypedArray[]|null)} in synchonous cases, the decoded
* array(s) is/are returned. In
* asynchronous cases, nothing is
* returned.
*/

@@ -1027,40 +1046,38 @@

key: "readRasters",
value: function readRasters() {
var imageWindow, samples, callback, callbackError;
var argCount = arguments.length;
if (argCount > 4 || argCount === 0) {
throw new Error("Invalid number of arguments passed.");
value: function readRasters() /* arguments are read via the 'arguments' object */{
var options, callback, callbackError;
switch (arguments.length) {
case 0:
break;
case 1:
if (typeof arguments[0] === "function") {
callback = arguments[0];
} else {
options = arguments[0];
}
break;
case 2:
if (typeof arguments[0] === "function") {
callback = arguments[0];
callbackError = arguments[1];
} else {
options = arguments[0];
callback = arguments[1];
}
break;
case 3:
options = arguments[0];
callback = arguments[1];
callbackError = arguments[2];
break;
default:
throw new Error("Invalid number of arguments passed.");
}
options = options || {};
callbackError = callbackError || function () {};
var last = arguments[argCount - 1],
prevLast = arguments[argCount - 2];
var imageWindow = options.window || [0, 0, this.getWidth(), this.getHeight()],
samples = options.samples,
interleave = options.interleave;
if (typeof prevLast === "function") {
callback = prevLast;
callbackError = last;
switch (argCount) {
case 3:
imageWindow = arguments[0];
break;
case 4:
imageWindow = arguments[0];
samples = arguments[1];
break;
}
} else {
callback = last;
switch (argCount) {
case 2:
imageWindow = arguments[0];
break;
case 3:
imageWindow = arguments[0];
samples = arguments[1];
break;
}
}
imageWindow = imageWindow || [0, 0, this.getWidth(), this.getHeight()];
if (imageWindow[0] < 0 || imageWindow[1] < 0 || imageWindow[2] > this.getWidth() || imageWindow[3] > this.getHeight()) {

@@ -1072,5 +1089,2 @@ throw new Error("Select window is out of image bounds.");

callback = callback || function () {};
callbackError = callbackError || function () {};
var imageWindowWidth = imageWindow[2] - imageWindow[0];

@@ -1093,5 +1107,12 @@ var imageWindowHeight = imageWindow[3] - imageWindow[1];

}
var valueArrays = [];
for (i = 0; i < samples.length; ++i) {
valueArrays.push(this.getArrayForSample(samples[i], numPixels));
var valueArrays;
if (interleave) {
var format = Math.max.apply(null, this.fileDirectory.SampleFormat),
bitsPerSample = Math.max.apply(null, this.fileDirectory.BitsPerSample);
valueArrays = arrayForType(format, bitsPerSample, numPixels * samples.length);
} else {
valueArrays = [];
for (i = 0; i < samples.length; ++i) {
valueArrays.push(this.getArrayForSample(samples[i], numPixels));
}
}

@@ -1101,5 +1122,9 @@

if (decoder.isAsync()) {
return this._readRasterAsync(imageWindow, samples, valueArrays, callback, callbackError);
if (!callback) {
throw new Error("No callback specified for asynchronous raster reading.");
}
return this._readRasterAsync(imageWindow, samples, valueArrays, interleave, callback, callbackError);
} else {
return this._readRaster(imageWindow, samples, valueArrays, callback, callbackError);
callback = callback || function () {};
return this._readRaster(imageWindow, samples, valueArrays, interleave, callback, callbackError);
}

@@ -1412,5 +1437,7 @@ }

* @param {(string|ArrayBuffer)} data Raw data to parse the GeoTIFF from.
* @param {Object} [options] further options.
* @param {Boolean} [options.cache=false] whether or not decoded tiles shall be cached.
* @returns {GeoTIFF} the parsed geotiff file.
*/
var parse = function parse(data) {
var parse = function parse(data, options) {
var rawData, i, strLen, view;

@@ -1428,3 +1455,3 @@ if (typeof data === "string" || data instanceof String) {

}
return new _geotiff2.default(rawData);
return new _geotiff2.default(rawData, options);
};

@@ -1431,0 +1458,0 @@

2

dist/geotiff.min.js

@@ -1,1 +0,1 @@

!function a(b,c,d){function e(g,h){if(!c[g]){if(!b[g]){var i="function"==typeof require&&require;if(!h&&i)return i(g,!0);if(f)return f(g,!0);var j=new Error("Cannot find module '"+g+"'");throw j.code="MODULE_NOT_FOUND",j}var k=c[g]={exports:{}};b[g][0].call(k.exports,function(a){var c=b[g][1][a];return e(c?c:a)},k,k.exports,a,b,c,d)}return c[g].exports}for(var f="function"==typeof require&&require,g=0;g<d.length;g++)e(d[g]);return e}({1:[function(a,b,c){"use strict";function d(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}var e=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var f=function(){function a(){d(this,a)}return e(a,[{key:"isAsync",value:function(){return!this.decodeBlock}}]),a}();c["default"]=f},{}],2:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function f(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!=typeof b&&"function"!=typeof b?a:b}function g(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}var h=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var i=a("../abstractdecoder.js"),j=d(i),k=function(a){function b(){return e(this,b),f(this,Object.getPrototypeOf(b).apply(this,arguments))}return g(b,a),h(b,[{key:"decodeBlockAsync",value:function(a,b){throw new Error("DeflateDecoder is not yet implemented.")}}]),b}(j["default"]);c["default"]=k},{"../abstractdecoder.js":1}],3:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function f(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!=typeof b&&"function"!=typeof b?a:b}function g(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}var h=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var i=a("../abstractdecoder.js"),j=d(i),k=function(a){function b(){return e(this,b),f(this,Object.getPrototypeOf(b).apply(this,arguments))}return g(b,a),h(b,[{key:"decodeBlock",value:function(a){throw new Error("LZWDecoder is not yet implemented")}}]),b}(j["default"]);c["default"]=k},{"../abstractdecoder.js":1}],4:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function f(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!=typeof b&&"function"!=typeof b?a:b}function g(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}var h=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var i=a("../abstractdecoder.js"),j=d(i),k=function(a){function b(){return e(this,b),f(this,Object.getPrototypeOf(b).apply(this,arguments))}return g(b,a),h(b,[{key:"decodeBlock",value:function(a){for(var b=new DataView(a),c=[],d=0;d<a.byteLength;++d){var e=b.getInt8(d);if(0>e){var f=b.getUint8(d+1);e=-e;for(var g=0;e>=g;++g)c.push(f);d+=1}else{for(var g=0;e>=g;++g)c.push(b.getUint8(d+g+1));d+=e+1}}return new Uint8Array(c).buffer}}]),b}(j["default"]);c["default"]=k},{"../abstractdecoder.js":1}],5:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function f(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!=typeof b&&"function"!=typeof b?a:b}function g(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}var h=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var i=a("../abstractdecoder.js"),j=d(i),k=function(a){function b(){return e(this,b),f(this,Object.getPrototypeOf(b).apply(this,arguments))}return g(b,a),h(b,[{key:"decodeBlock",value:function(a){return a}}]),b}(j["default"]);c["default"]=k},{"../abstractdecoder.js":1}],6:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}var f=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var g=a("./globals"),h=a("./geotiffimage.js"),i=d(h),j=function(){function a(b){e(this,a),this.dataView=new DataView(b);var c=this.dataView.getUint16(0,0);if(18761===c)this.littleEndian=!0;else{if(19789!==c)throw new TypeError("Invalid byte order value.");this.littleEndian=!1}if(42!==this.dataView.getUint16(2,this.littleEndian))throw new TypeError("Invalid magic number.");this.fileDirectories=this.parseFileDirectories(this.dataView.getUint32(4,this.littleEndian))}return f(a,[{key:"getFieldTypeLength",value:function(a){switch(a){case g.fieldTypes.BYTE:case g.fieldTypes.ASCII:case g.fieldTypes.SBYTE:case g.fieldTypes.UNDEFINED:return 1;case g.fieldTypes.SHORT:case g.fieldTypes.SSHORT:return 2;case g.fieldTypes.LONG:case g.fieldTypes.SLONG:case g.fieldTypes.FLOAT:return 4;case g.fieldTypes.RATIONAL:case g.fieldTypes.SRATIONAL:case g.fieldTypes.DOUBLE:return 8;default:throw new RangeError("Invalid field type: "+a)}}},{key:"getValues",value:function(a,b,c){var d,e=null,f=null,h=this.getFieldTypeLength(a);switch(a){case g.fieldTypes.BYTE:case g.fieldTypes.ASCII:case g.fieldTypes.UNDEFINED:e=new Uint8Array(b),f=this.dataView.getUint8;break;case g.fieldTypes.SBYTE:e=new Int8Array(b),f=this.dataView.getInt8;break;case g.fieldTypes.SHORT:e=new Uint16Array(b),f=this.dataView.getUint16;break;case g.fieldTypes.SSHORT:e=new Int16Array(b),f=this.dataView.getInt16;break;case g.fieldTypes.LONG:e=new Uint32Array(b),f=this.dataView.getUint32;break;case g.fieldTypes.SLONG:e=new Int32Array(b),f=this.dataView.getInt32;break;case g.fieldTypes.RATIONAL:e=new Uint32Array(2*b),f=this.dataView.getUint32;break;case g.fieldTypes.SRATIONAL:e=new Int32Array(2*b),f=this.dataView.getInt32;break;case g.fieldTypes.FLOAT:e=new Float32Array(b),f=this.dataView.getFloat32;break;case g.fieldTypes.DOUBLE:e=new Float64Array(b),f=this.dataView.getFloat64;break;default:throw new RangeError("Invalid field type: "+a)}if(a!==g.fieldTypes.RATIONAL&&a!==g.fieldTypes.SRATIONAL)for(d=0;b>d;++d)e[d]=f.call(this.dataView,c+d*h,this.littleEndian);else for(d=0;2*b>d;d+=2)e[d]=f.call(this.dataView,c+d*h,this.littleEndian),e[d+1]=f.call(this.dataView,c+(d+1)*h,this.littleEndian);return a===g.fieldTypes.ASCII?String.fromCharCode.apply(null,e):e}},{key:"getFieldValues",value:function(a,b,c,d){var e,f=this.getFieldTypeLength(b);if(4>=f*c)e=this.getValues(b,c,d);else{var h=this.dataView.getUint32(d,this.littleEndian);e=this.getValues(b,c,h)}return 1===c&&-1===g.arrayFields.indexOf(a)&&b!==g.fieldTypes.RATIONAL&&b!==g.fieldTypes.SRATIONAL?e[0]:e}},{key:"parseGeoKeyDirectory",value:function(a){var b=a.GeoKeyDirectory;if(!b)return null;for(var c={},d=4;d<4*b[3];d+=4){var e=g.geoKeyNames[b[d]],f=b[d+1]?g.fieldTagNames[b[d+1]]:null,h=b[d+2],i=b[d+3],j=null;if(f){if(j=a[f],"undefined"==typeof j||null===j)throw new Error("Could not get value of geoKey '"+e+"'.");"string"==typeof j?j=j.substring(i,i+h-1):j.subarray&&(j=j.subarray(i,i+h-1))}else j=i;c[e]=j}return c}},{key:"parseFileDirectories",value:function(a){for(var b=a,c=[];0!==b;){for(var d=this.dataView.getUint16(b,this.littleEndian),e={},f=a+2,h=0;d>h;f+=12,++h){var i=this.dataView.getUint16(f,this.littleEndian),j=this.dataView.getUint16(f+2,this.littleEndian),k=this.dataView.getUint32(f+4,this.littleEndian);e[g.fieldTagNames[i]]=this.getFieldValues(i,j,k,f+8)}c.push([e,this.parseGeoKeyDirectory(e)]),b=this.dataView.getUint32(f,this.littleEndian)}return c}},{key:"getImage",value:function(a){a=a||0;var b=this.fileDirectories[a];if(!b)throw new RangeError("Invalid image index");return new i["default"](b[0],b[1],this.dataView,this.littleEndian)}},{key:"getImageCount",value:function(){return this.fileDirectories.length}}]),a}();c["default"]=j},{"./geotiffimage.js":7,"./globals":8}],7:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}var f=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var g=a("./globals"),h=a("./compression/raw.js"),i=d(h),j=a("./compression/lzw.js"),k=d(j),l=a("./compression/deflate.js"),m=d(l),n=a("./compression/packbits.js"),o=d(n),p=function(a,b,c){for(var d=0,e=b;c>e;++e)d+=a[e];return d},q=function(){function a(b,c,d,f){e(this,a),this.fileDirectory=b,this.geoKeys=c,this.dataView=d,this.littleEndian=f,this.tiles={},this.isTiled=b.StripOffsets?!1:!0;var g=b.PlanarConfiguration;if(this.planarConfiguration="undefined"==typeof g?1:g,1!==this.planarConfiguration&&2!==this.planarConfiguration)throw new Error("Invalid planar configuration.");switch(this.fileDirectory.Compression){case 1:this.decoder=new i["default"];break;case 5:this.decoder=new k["default"];break;case 6:throw new Error("JPEG compression not supported.");case 8:this.decoder=new m["default"];break;case 32773:this.decoder=new o["default"];break;default:throw new Error("Unknown compresseion method identifier: "+this.fileDirectory.Compression)}}return f(a,[{key:"getFileDirectory",value:function(){return this.fileDirectory}},{key:"getGeoKeys",value:function(){return this.geoKeys}},{key:"getWidth",value:function(){return this.fileDirectory.ImageWidth}},{key:"getHeight",value:function(){return this.fileDirectory.ImageLength}},{key:"getSamplesPerPixel",value:function(){return this.fileDirectory.SamplesPerPixel}},{key:"getTileWidth",value:function(){return this.isTiled?this.fileDirectory.TileWidth:this.getWidth()}},{key:"getTileHeight",value:function(){return this.isTiled?this.fileDirectory.TileLength:this.fileDirectory.RowsPerStrip}},{key:"getBytesPerPixel",value:function(){for(var a=0,b=0;b<this.fileDirectory.BitsPerSample.length;++b){var c=this.fileDirectory.BitsPerSample[b];if(c%8!==0)throw new Error("Sample bit-width of "+c+" is not supported.");if(c!==this.fileDirectory.BitsPerSample[0])throw new Error("Differing size of samples in a pixel are not supported.");a+=c}return a/8}},{key:"getSampleByteSize",value:function(a){if(a>=this.fileDirectory.BitsPerSample.length)throw new RangeError("Sample index "+a+" is out of range.");var b=this.fileDirectory.BitsPerSample[a];if(b%8!==0)throw new Error("Sample bit-width of "+b+" is not supported.");return b/8}},{key:"getReaderForSample",value:function(a){var b=this.fileDirectory.SampleFormat[a],c=this.fileDirectory.BitsPerSample[a];switch(b){case 1:switch(c){case 8:return DataView.prototype.getUint8;case 16:return DataView.prototype.getUint16;case 32:return DataView.prototype.getUint32}break;case 2:switch(c){case 8:return DataView.prototype.getInt8;case 16:return DataView.prototype.getInt16;case 32:return DataView.prototype.getInt32}break;case 3:switch(c){case 32:return DataView.prototype.getFloat32;case 64:return DataView.prototype.getFloat64}}}},{key:"getArrayForSample",value:function(a,b){var c=this.fileDirectory.SampleFormat[a],d=this.fileDirectory.BitsPerSample[a];switch(c){case 1:switch(d){case 8:return new Uint8Array(b);case 16:return new Uint16Array(b);case 32:return new Uint32Array(b)}break;case 2:switch(d){case 8:return new Int8Array(b);case 16:return new Int16Array(b);case 32:return new Int32Array(b)}break;case 3:switch(d){case 32:return new Float32Array(b);case 64:return new Float64Array(b)}}throw Error("Unsupported data format/bitsPerSample")}},{key:"getDecoder",value:function(){return this.decoder}},{key:"getTileOrStripAsync",value:function(a,b,c,d){var e,f=Math.ceil(this.getWidth()/this.getTileWidth()),g=Math.ceil(this.getHeight()/this.getTileHeight()),h=this.tiles;if(1===this.planarConfiguration?e=b*f+a:2===this.planarConfiguration&&(e=c*f*g+b*f+a),e in this.tiles,1){var i,j;this.isTiled?(i=this.fileDirectory.TileOffsets[e],j=this.fileDirectory.TileByteCounts[e]):(i=this.fileDirectory.StripOffsets[e],j=this.fileDirectory.StripByteCounts[e]);var k=this.dataView.buffer.slice(i,i+j);return this.getDecoder().decodeBlockAsync(k,function(f,g){f||(h[e]=g),d(f,{x:a,y:b,sample:c,data:g})})}return d(null,{x:a,y:b,sample:c,data:h[e]})}},{key:"getTileOrStrip",value:function(a,b,c){var d,e=Math.ceil(this.getWidth()/this.getTileWidth()),f=Math.ceil(this.getHeight()/this.getTileHeight());if(1===this.planarConfiguration?d=b*e+a:2===this.planarConfiguration&&(d=c*e*f+b*e+a),d in this.tiles)return this.tiles[d];var g,h;this.isTiled?(g=this.fileDirectory.TileOffsets[d],h=this.fileDirectory.TileByteCounts[d]):(g=this.fileDirectory.StripOffsets[d],h=this.fileDirectory.StripByteCounts[d]);var i=this.dataView.buffer.slice(g,g+h);return this.tiles[d]=this.getDecoder().decodeBlock(i)}},{key:"_readRasterAsync",value:function(a,b,c,d,e){function f(b,d){if(b)w=b;else for(var e=new DataView(d.data),f=d.y*i,j=d.x*h,k=(d.y+1)*i,l=(d.x+1)*h,m=(d.sample,Math.max(0,a[1]-f));m<Math.min(i,i-(k-a[3]));++m)for(var p=Math.max(0,a[0]-j);p<Math.min(h,h-(l-a[2]));++p){var s=(m*h+p)*o,t=(m+f-a[1])*n+p+j-a[0];c[B][t]=r[B].call(e,s+q[B],v)}u-=1,g()}function g(){t&&0===u&&(w?e(w):d(c))}for(var h=this.getTileWidth(),i=this.getTileHeight(),j=Math.floor(a[0]/h),k=Math.ceil(a[2]/h),l=Math.floor(a[1]/i),m=Math.ceil(a[3]/i),n=(Math.ceil(this.getWidth()/h),a[2]-a[0]),o=(a[3]-a[1],this.getBytesPerPixel()),q=(this.getWidth(),[]),r=[],s=0;s<b.length;++s)1===this.planarConfiguration?q.push(p(this.fileDirectory.BitsPerSample,0,b[s])/8):q.push(0),r.push(this.getReaderForSample(b[s]));for(var t=!1,u=0,v=this.littleEndian,w=null,x=l;m>=x;++x)for(var y=j;k>=y;++y)for(var z=0;z<b.length;++z){var A=b[z];2===this.planarConfiguration&&(o=this.getSampleByteSize(A));var B=z;u+=1,this.getTileOrStripAsync(y,x,A,f)}t=!0,g()}},{key:"_readRaster",value:function(a,b,c,d,e){try{for(var f=this.getTileWidth(),g=this.getTileHeight(),h=Math.floor(a[0]/f),i=Math.ceil(a[2]/f),j=Math.floor(a[1]/g),k=Math.ceil(a[3]/g),l=(Math.ceil(this.getWidth()/f),a[2]-a[0]),m=(a[3]-a[1],this.getBytesPerPixel()),n=(this.getWidth(),[]),o=[],q=0;q<b.length;++q)1===this.planarConfiguration?n.push(p(this.fileDirectory.BitsPerSample,0,b[q])/8):n.push(0),o.push(this.getReaderForSample(b[q]));for(var r=j;k>=r;++r)for(var s=h;i>=s;++s)for(var t=r*g,u=s*f,v=(r+1)*g,w=(s+1)*f,x=0;x<b.length;++x){var y=b[x];2===this.planarConfiguration&&(m=this.getSampleByteSize(y));for(var z=new DataView(this.getTileOrStrip(s,r,y)),A=Math.max(0,a[1]-t);A<Math.min(g,g-(v-a[3]));++A)for(var B=Math.max(0,a[0]-u);B<Math.min(f,f-(w-a[2]));++B){var C=(A*f+B)*m,D=(A+t-a[1])*l+B+u-a[0];c[x][D]=o[x].call(z,C+n[x],this.littleEndian)}}return d(c)}catch(E){return e(E)}}},{key:"readRasters",value:function(){var a,b,c,d,e=arguments.length;if(e>4||0===e)throw new Error("Invalid number of arguments passed.");var f=arguments[e-1],g=arguments[e-2];if("function"==typeof g)switch(c=g,d=f,e){case 3:a=arguments[0];break;case 4:a=arguments[0],b=arguments[1]}else switch(c=f,e){case 2:a=arguments[0];break;case 3:a=arguments[0],b=arguments[1]}if(a=a||[0,0,this.getWidth(),this.getHeight()],a[0]<0||a[1]<0||a[2]>this.getWidth()||a[3]>this.getHeight())throw new Error("Select window is out of image bounds.");if(a[0]>a[2]||a[1]>a[3])throw new Error("Invalid subsets");c=c||function(){},d=d||function(){};var h,i=a[2]-a[0],j=a[3]-a[1],k=i*j;if(b){for(h=0;h<b.length;++h)if(b[h]>=this.fileDirectory.SamplesPerPixel)throw new RangeError("Invalid sample index '"+b[h]+"'.")}else for(b=[],h=0;h<this.fileDirectory.SamplesPerPixel;++h)b.push(h);var l=[];for(h=0;h<b.length;++h)l.push(this.getArrayForSample(b[h],k));var m=this.getDecoder();return m.isAsync()?this._readRasterAsync(a,b,l,c,d):this._readRaster(a,b,l,c,d)}},{key:"getTiePoints",value:function(){if(!this.fileDirectory.ModelTiepoint)return[];for(var a=[],b=0;b<this.fileDirectory.ModelTiepoint.length;b+=6)a.push({i:this.fileDirectory.ModelTiepoint[b],j:this.fileDirectory.ModelTiepoint[b+1],k:this.fileDirectory.ModelTiepoint[b+2],x:this.fileDirectory.ModelTiepoint[b+3],y:this.fileDirectory.ModelTiepoint[b+4],z:this.fileDirectory.ModelTiepoint[b+5]});return a}},{key:"getGDALMetadata",value:function(){var a={};if(!this.fileDirectory.GDAL_METADATA)return null;for(var b=g.parseXml(this.fileDirectory.GDAL_METADATA),c=b.evaluate("GDALMetadata/Item",b,null,XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,null),d=0;d<c.snapshotLength;++d){var e=c.snapshotItem(d);a[e.getAttribute("name")]=e.textContent}return a}}]),a}();c["default"]=q},{"./compression/deflate.js":2,"./compression/lzw.js":3,"./compression/packbits.js":4,"./compression/raw.js":5,"./globals":8}],8:[function(a,b,c){"use strict";var d,e={315:"Artist",258:"BitsPerSample",265:"CellLength",264:"CellWidth",320:"ColorMap",259:"Compression",33432:"Copyright",306:"DateTime",338:"ExtraSamples",266:"FillOrder",289:"FreeByteCounts",288:"FreeOffsets",291:"GrayResponseCurve",290:"GrayResponseUnit",316:"HostComputer",270:"ImageDescription",257:"ImageLength",256:"ImageWidth",271:"Make",281:"MaxSampleValue",280:"MinSampleValue",272:"Model",254:"NewSubfileType",274:"Orientation",262:"PhotometricInterpretation",284:"PlanarConfiguration",296:"ResolutionUnit",278:"RowsPerStrip",277:"SamplesPerPixel",305:"Software",279:"StripByteCounts",273:"StripOffsets",255:"SubfileType",263:"Threshholding",282:"XResolution",283:"YResolution",326:"BadFaxLines",327:"CleanFaxData",343:"ClipPath",328:"ConsecutiveBadFaxLines",433:"Decode",434:"DefaultImageColor",269:"DocumentName",336:"DotRange",321:"HalftoneHints",346:"Indexed",347:"JPEGTables",285:"PageName",297:"PageNumber",317:"Predictor",319:"PrimaryChromaticities",532:"ReferenceBlackWhite",339:"SampleFormat",340:"SMinSampleValue",341:"SMaxSampleValue",559:"StripRowCounts",330:"SubIFDs",292:"T4Options",293:"T6Options",325:"TileByteCounts",323:"TileLength",324:"TileOffsets",322:"TileWidth",301:"TransferFunction",318:"WhitePoint",344:"XClipPathUnits",286:"XPosition",529:"YCbCrCoefficients",531:"YCbCrPositioning",530:"YCbCrSubSampling",345:"YClipPathUnits",287:"YPosition",37378:"ApertureValue",40961:"ColorSpace",36868:"DateTimeDigitized",36867:"DateTimeOriginal",34665:"Exif IFD",36864:"ExifVersion",33434:"ExposureTime",41728:"FileSource",37385:"Flash",40960:"FlashpixVersion",33437:"FNumber",42016:"ImageUniqueID",37384:"LightSource",37500:"MakerNote",37377:"ShutterSpeedValue",37510:"UserComment",33723:"IPTC",34675:"ICC Profile",700:"XMP",42112:"GDAL_METADATA",42113:"GDAL_NODATA",34377:"Photoshop",33550:"ModelPixelScale",33922:"ModelTiepoint",34264:"ModelTransformation",34735:"GeoKeyDirectory",34736:"GeoDoubleParams",34737:"GeoAsciiParams"},f={};for(d in e)f[e[d]]=parseInt(d);var g=[f.BitsPerSample,f.ExtraSamples,f.SampleFormat,f.StripByteCounts,f.StripOffsets,f.StripRowCounts,f.TileByteCounts,f.TileOffsets],h={1:"BYTE",2:"ASCII",3:"SHORT",4:"LONG",5:"RATIONAL",6:"SBYTE",7:"UNDEFINED",8:"SSHORT",9:"SLONG",10:"SRATIONAL",11:"FLOAT",12:"DOUBLE"},i={};for(d in h)i[h[d]]=parseInt(d);var j={1024:"GTModelTypeGeoKey",1025:"GTRasterTypeGeoKey",1026:"GTCitationGeoKey",2048:"GeographicTypeGeoKey",2049:"GeogCitationGeoKey",2050:"GeogGeodeticDatumGeoKey",2051:"GeogPrimeMeridianGeoKey",2052:"GeogLinearUnitsGeoKey",2053:"GeogLinearUnitSizeGeoKey",2054:"GeogAngularUnitsGeoKey",2055:"GeogAngularUnitSizeGeoKey",2056:"GeogEllipsoidGeoKey",2057:"GeogSemiMajorAxisGeoKey",2058:"GeogSemiMinorAxisGeoKey",2059:"GeogInvFlatteningGeoKey",2060:"GeogAzimuthUnitsGeoKey",2061:"GeogPrimeMeridianLongGeoKey",2062:"GeogTOWGS84GeoKey",3072:"ProjectedCSTypeGeoKey",3073:"PCSCitationGeoKey",3074:"ProjectionGeoKey",3075:"ProjCoordTransGeoKey",3076:"ProjLinearUnitsGeoKey",3077:"ProjLinearUnitSizeGeoKey",3078:"ProjStdParallel1GeoKey",3079:"ProjStdParallel2GeoKey",3080:"ProjNatOriginLongGeoKey",3081:"ProjNatOriginLatGeoKey",3082:"ProjFalseEastingGeoKey",3083:"ProjFalseNorthingGeoKey",3084:"ProjFalseOriginLongGeoKey",3085:"ProjFalseOriginLatGeoKey",3086:"ProjFalseOriginEastingGeoKey",3087:"ProjFalseOriginNorthingGeoKey",3088:"ProjCenterLongGeoKey",3089:"ProjCenterLatGeoKey",3090:"ProjCenterEastingGeoKey",3091:"ProjCenterNorthingGeoKey",3092:"ProjScaleAtNatOriginGeoKey",3093:"ProjScaleAtCenterGeoKey",3094:"ProjAzimuthAngleGeoKey",3095:"ProjStraightVertPoleLongGeoKey",3096:"ProjRectifiedGridAngleGeoKey",4096:"VerticalCSTypeGeoKey",4097:"VerticalCitationGeoKey",4098:"VerticalDatumGeoKey",4099:"VerticalUnitsGeoKey"},k={};for(d in j)k[j[d]]=parseInt(d);var l;"undefined"==typeof window?l=function(b){var c=a("xmldom").DOMParser;return(new c).parseFromString(b,"text/xml")}:"undefined"!=typeof window.DOMParser?l=function(a){return(new window.DOMParser).parseFromString(a,"text/xml")}:"undefined"!=typeof window.ActiveXObject&&new window.ActiveXObject("Microsoft.XMLDOM")&&(l=function(a){var b=new window.ActiveXObject("Microsoft.XMLDOM");return b.async="false",b.loadXML(a),b}),b.exports={fieldTags:f,fieldTagNames:e,arrayFields:g,fieldTypes:i,fieldTypeNames:h,geoKeys:k,geoKeyNames:j,parseXml:l}},{xmldom:"xmldom"}],9:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}var e=a("./geotiff.js"),f=d(e),g=function(a){var b,c,d,e;if("string"==typeof a||a instanceof String)for(b=new ArrayBuffer(2*a.length),e=new Uint16Array(b),c=0,d=a.length;d>c;++c)e[c]=a.charCodeAt(c);else{if(!(a instanceof ArrayBuffer))throw new Error("Invalid input data given.");b=a}return new f["default"](b)};"undefined"!=typeof b&&"undefined"!=typeof b.exports&&(b.exports.parse=g),"undefined"!=typeof window&&(window.GeoTIFF={parse:g})},{"./geotiff.js":6}]},{},[9]);
!function a(b,c,d){function e(g,h){if(!c[g]){if(!b[g]){var i="function"==typeof require&&require;if(!h&&i)return i(g,!0);if(f)return f(g,!0);var j=new Error("Cannot find module '"+g+"'");throw j.code="MODULE_NOT_FOUND",j}var k=c[g]={exports:{}};b[g][0].call(k.exports,function(a){var c=b[g][1][a];return e(c?c:a)},k,k.exports,a,b,c,d)}return c[g].exports}for(var f="function"==typeof require&&require,g=0;g<d.length;g++)e(d[g]);return e}({1:[function(a,b,c){"use strict";function d(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}var e=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var f=function(){function a(){d(this,a)}return e(a,[{key:"isAsync",value:function(){return!this.decodeBlock}}]),a}();c["default"]=f},{}],2:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function f(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!=typeof b&&"function"!=typeof b?a:b}function g(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}var h=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var i=a("../abstractdecoder.js"),j=d(i),k=function(a){function b(){return e(this,b),f(this,Object.getPrototypeOf(b).apply(this,arguments))}return g(b,a),h(b,[{key:"decodeBlockAsync",value:function(a,b){throw new Error("DeflateDecoder is not yet implemented.")}}]),b}(j["default"]);c["default"]=k},{"../abstractdecoder.js":1}],3:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function f(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!=typeof b&&"function"!=typeof b?a:b}function g(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}var h=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var i=a("../abstractdecoder.js"),j=d(i),k=function(a){function b(){return e(this,b),f(this,Object.getPrototypeOf(b).apply(this,arguments))}return g(b,a),h(b,[{key:"decodeBlock",value:function(a){throw new Error("LZWDecoder is not yet implemented")}}]),b}(j["default"]);c["default"]=k},{"../abstractdecoder.js":1}],4:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function f(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!=typeof b&&"function"!=typeof b?a:b}function g(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}var h=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var i=a("../abstractdecoder.js"),j=d(i),k=function(a){function b(){return e(this,b),f(this,Object.getPrototypeOf(b).apply(this,arguments))}return g(b,a),h(b,[{key:"decodeBlock",value:function(a){for(var b=new DataView(a),c=[],d=0;d<a.byteLength;++d){var e=b.getInt8(d);if(0>e){var f=b.getUint8(d+1);e=-e;for(var g=0;e>=g;++g)c.push(f);d+=1}else{for(var g=0;e>=g;++g)c.push(b.getUint8(d+g+1));d+=e+1}}return new Uint8Array(c).buffer}}]),b}(j["default"]);c["default"]=k},{"../abstractdecoder.js":1}],5:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}function f(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!=typeof b&&"function"!=typeof b?a:b}function g(a,b){if("function"!=typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}}),b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}var h=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var i=a("../abstractdecoder.js"),j=d(i),k=function(a){function b(){return e(this,b),f(this,Object.getPrototypeOf(b).apply(this,arguments))}return g(b,a),h(b,[{key:"decodeBlock",value:function(a){return a}}]),b}(j["default"]);c["default"]=k},{"../abstractdecoder.js":1}],6:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}var f=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var g=a("./globals"),h=a("./geotiffimage.js"),i=d(h),j=function(){function a(b,c){e(this,a),this.dataView=new DataView(b),c=c||{},this.cache=c.cache||!1;var d=this.dataView.getUint16(0,0);if(18761===d)this.littleEndian=!0;else{if(19789!==d)throw new TypeError("Invalid byte order value.");this.littleEndian=!1}if(42!==this.dataView.getUint16(2,this.littleEndian))throw new TypeError("Invalid magic number.");this.fileDirectories=this.parseFileDirectories(this.dataView.getUint32(4,this.littleEndian))}return f(a,[{key:"getFieldTypeLength",value:function(a){switch(a){case g.fieldTypes.BYTE:case g.fieldTypes.ASCII:case g.fieldTypes.SBYTE:case g.fieldTypes.UNDEFINED:return 1;case g.fieldTypes.SHORT:case g.fieldTypes.SSHORT:return 2;case g.fieldTypes.LONG:case g.fieldTypes.SLONG:case g.fieldTypes.FLOAT:return 4;case g.fieldTypes.RATIONAL:case g.fieldTypes.SRATIONAL:case g.fieldTypes.DOUBLE:return 8;default:throw new RangeError("Invalid field type: "+a)}}},{key:"getValues",value:function(a,b,c){var d,e=null,f=null,h=this.getFieldTypeLength(a);switch(a){case g.fieldTypes.BYTE:case g.fieldTypes.ASCII:case g.fieldTypes.UNDEFINED:e=new Uint8Array(b),f=this.dataView.getUint8;break;case g.fieldTypes.SBYTE:e=new Int8Array(b),f=this.dataView.getInt8;break;case g.fieldTypes.SHORT:e=new Uint16Array(b),f=this.dataView.getUint16;break;case g.fieldTypes.SSHORT:e=new Int16Array(b),f=this.dataView.getInt16;break;case g.fieldTypes.LONG:e=new Uint32Array(b),f=this.dataView.getUint32;break;case g.fieldTypes.SLONG:e=new Int32Array(b),f=this.dataView.getInt32;break;case g.fieldTypes.RATIONAL:e=new Uint32Array(2*b),f=this.dataView.getUint32;break;case g.fieldTypes.SRATIONAL:e=new Int32Array(2*b),f=this.dataView.getInt32;break;case g.fieldTypes.FLOAT:e=new Float32Array(b),f=this.dataView.getFloat32;break;case g.fieldTypes.DOUBLE:e=new Float64Array(b),f=this.dataView.getFloat64;break;default:throw new RangeError("Invalid field type: "+a)}if(a!==g.fieldTypes.RATIONAL&&a!==g.fieldTypes.SRATIONAL)for(d=0;b>d;++d)e[d]=f.call(this.dataView,c+d*h,this.littleEndian);else for(d=0;2*b>d;d+=2)e[d]=f.call(this.dataView,c+d*h,this.littleEndian),e[d+1]=f.call(this.dataView,c+(d+1)*h,this.littleEndian);return a===g.fieldTypes.ASCII?String.fromCharCode.apply(null,e):e}},{key:"getFieldValues",value:function(a,b,c,d){var e,f=this.getFieldTypeLength(b);if(4>=f*c)e=this.getValues(b,c,d);else{var h=this.dataView.getUint32(d,this.littleEndian);e=this.getValues(b,c,h)}return 1===c&&-1===g.arrayFields.indexOf(a)&&b!==g.fieldTypes.RATIONAL&&b!==g.fieldTypes.SRATIONAL?e[0]:e}},{key:"parseGeoKeyDirectory",value:function(a){var b=a.GeoKeyDirectory;if(!b)return null;for(var c={},d=4;d<4*b[3];d+=4){var e=g.geoKeyNames[b[d]],f=b[d+1]?g.fieldTagNames[b[d+1]]:null,h=b[d+2],i=b[d+3],j=null;if(f){if(j=a[f],"undefined"==typeof j||null===j)throw new Error("Could not get value of geoKey '"+e+"'.");"string"==typeof j?j=j.substring(i,i+h-1):j.subarray&&(j=j.subarray(i,i+h-1))}else j=i;c[e]=j}return c}},{key:"parseFileDirectories",value:function(a){for(var b=a,c=[];0!==b;){for(var d=this.dataView.getUint16(b,this.littleEndian),e={},f=a+2,h=0;d>h;f+=12,++h){var i=this.dataView.getUint16(f,this.littleEndian),j=this.dataView.getUint16(f+2,this.littleEndian),k=this.dataView.getUint32(f+4,this.littleEndian);e[g.fieldTagNames[i]]=this.getFieldValues(i,j,k,f+8)}c.push([e,this.parseGeoKeyDirectory(e)]),b=this.dataView.getUint32(f,this.littleEndian)}return c}},{key:"getImage",value:function(a){a=a||0;var b=this.fileDirectories[a];if(!b)throw new RangeError("Invalid image index");return new i["default"](b[0],b[1],this.dataView,this.littleEndian,this.cache)}},{key:"getImageCount",value:function(){return this.fileDirectories.length}}]),a}();c["default"]=j},{"./geotiffimage.js":7,"./globals":8}],7:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}function e(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}var f=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}();Object.defineProperty(c,"__esModule",{value:!0});var g=a("./globals"),h=a("./compression/raw.js"),i=d(h),j=a("./compression/lzw.js"),k=d(j),l=a("./compression/deflate.js"),m=d(l),n=a("./compression/packbits.js"),o=d(n),p=function(a,b,c){for(var d=0,e=b;c>e;++e)d+=a[e];return d},q=function(a,b,c){switch(a){case 1:switch(b){case 8:return new Uint8Array(c);case 16:return new Uint16Array(c);case 32:return new Uint32Array(c)}break;case 2:switch(b){case 8:return new Int8Array(c);case 16:return new Int16Array(c);case 32:return new Int32Array(c)}break;case 3:switch(b){case 32:return new Float32Array(c);case 64:return new Float64Array(c)}}throw Error("Unsupported data format/bitsPerSample")},r=function(){function a(b,c,d,f,g){e(this,a),this.fileDirectory=b,this.geoKeys=c,this.dataView=d,this.littleEndian=f,this.tiles=g?{}:null,this.isTiled=b.StripOffsets?!1:!0;var h=b.PlanarConfiguration;if(this.planarConfiguration="undefined"==typeof h?1:h,1!==this.planarConfiguration&&2!==this.planarConfiguration)throw new Error("Invalid planar configuration.");switch(this.fileDirectory.Compression){case 1:this.decoder=new i["default"];break;case 5:this.decoder=new k["default"];break;case 6:throw new Error("JPEG compression not supported.");case 8:this.decoder=new m["default"];break;case 32773:this.decoder=new o["default"];break;default:throw new Error("Unknown compresseion method identifier: "+this.fileDirectory.Compression)}}return f(a,[{key:"getFileDirectory",value:function(){return this.fileDirectory}},{key:"getGeoKeys",value:function(){return this.geoKeys}},{key:"getWidth",value:function(){return this.fileDirectory.ImageWidth}},{key:"getHeight",value:function(){return this.fileDirectory.ImageLength}},{key:"getSamplesPerPixel",value:function(){return this.fileDirectory.SamplesPerPixel}},{key:"getTileWidth",value:function(){return this.isTiled?this.fileDirectory.TileWidth:this.getWidth()}},{key:"getTileHeight",value:function(){return this.isTiled?this.fileDirectory.TileLength:this.fileDirectory.RowsPerStrip}},{key:"getBytesPerPixel",value:function(){for(var a=0,b=0;b<this.fileDirectory.BitsPerSample.length;++b){var c=this.fileDirectory.BitsPerSample[b];if(c%8!==0)throw new Error("Sample bit-width of "+c+" is not supported.");if(c!==this.fileDirectory.BitsPerSample[0])throw new Error("Differing size of samples in a pixel are not supported.");a+=c}return a/8}},{key:"getSampleByteSize",value:function(a){if(a>=this.fileDirectory.BitsPerSample.length)throw new RangeError("Sample index "+a+" is out of range.");var b=this.fileDirectory.BitsPerSample[a];if(b%8!==0)throw new Error("Sample bit-width of "+b+" is not supported.");return b/8}},{key:"getReaderForSample",value:function(a){var b=this.fileDirectory.SampleFormat[a],c=this.fileDirectory.BitsPerSample[a];switch(b){case 1:switch(c){case 8:return DataView.prototype.getUint8;case 16:return DataView.prototype.getUint16;case 32:return DataView.prototype.getUint32}break;case 2:switch(c){case 8:return DataView.prototype.getInt8;case 16:return DataView.prototype.getInt16;case 32:return DataView.prototype.getInt32}break;case 3:switch(c){case 32:return DataView.prototype.getFloat32;case 64:return DataView.prototype.getFloat64}}}},{key:"getArrayForSample",value:function(a,b){var c=this.fileDirectory.SampleFormat[a],d=this.fileDirectory.BitsPerSample[a];return q(c,d,b)}},{key:"getDecoder",value:function(){return this.decoder}},{key:"getTileOrStrip",value:function(a,b,c,d){var e,f=Math.ceil(this.getWidth()/this.getTileWidth()),g=Math.ceil(this.getHeight()/this.getTileHeight()),h=this.tiles;if(1===this.planarConfiguration?e=b*f+a:2===this.planarConfiguration&&(e=c*f*g+b*f+a),null!==h&&e in h)return d?d(null,{x:a,y:b,sample:c,data:h[e]}):h[e];var i,j;this.isTiled?(i=this.fileDirectory.TileOffsets[e],j=this.fileDirectory.TileByteCounts[e]):(i=this.fileDirectory.StripOffsets[e],j=this.fileDirectory.StripByteCounts[e]);var k=this.dataView.buffer.slice(i,i+j);if(d)return this.getDecoder().decodeBlockAsync(k,function(f,g){f||null===h||(h[e]=g),d(f,{x:a,y:b,sample:c,data:g})});var l=this.getDecoder().decodeBlock(k);return null!==h&&(h[e]=l),l}},{key:"_readRasterAsync",value:function(a,b,c,d,e,f){function g(e,f){if(e)x=e;else for(var g=new DataView(f.data),k=f.y*j,l=f.x*i,m=(f.y+1)*j,n=(f.x+1)*i,p=(f.sample,Math.max(0,a[1]-k));p<Math.min(j,j-(m-a[3]));++p)for(var t=Math.max(0,a[0]-l);t<Math.min(i,i-(n-a[2]));++t){var u,y=(p*i+t)*q,z=s[C].call(g,y+r[C],w);d?(u=(p+k-a[1])*o*b.length+(t+l-a[0])*b.length+C,c[u]=z):(u=(p+k-a[1])*o+t+l-a[0],c[C][u]=z)}v-=1,h()}function h(){u&&0===v&&(x?f(x):e(c))}for(var i=this.getTileWidth(),j=this.getTileHeight(),k=Math.floor(a[0]/i),l=Math.ceil(a[2]/i),m=Math.floor(a[1]/j),n=Math.ceil(a[3]/j),o=(Math.ceil(this.getWidth()/i),a[2]-a[0]),q=(a[3]-a[1],this.getBytesPerPixel()),r=(this.getWidth(),[]),s=[],t=0;t<b.length;++t)1===this.planarConfiguration?r.push(p(this.fileDirectory.BitsPerSample,0,b[t])/8):r.push(0),s.push(this.getReaderForSample(b[t]));for(var u=!1,v=0,w=this.littleEndian,x=null,y=m;n>=y;++y)for(var z=k;l>=z;++z)for(var A=0;A<b.length;++A){var B=b[A];2===this.planarConfiguration&&(q=this.getSampleByteSize(B));var C=A;v+=1,this.getTileOrStripAsync(z,y,B,g)}u=!0,h()}},{key:"_readRaster",value:function(a,b,c,d,e,f){try{for(var g=this.getTileWidth(),h=this.getTileHeight(),i=Math.floor(a[0]/g),j=Math.ceil(a[2]/g),k=Math.floor(a[1]/h),l=Math.ceil(a[3]/h),m=(Math.ceil(this.getWidth()/g),a[2]-a[0]),n=(a[3]-a[1],this.getBytesPerPixel()),o=(this.getWidth(),[]),q=[],r=0;r<b.length;++r)1===this.planarConfiguration?o.push(p(this.fileDirectory.BitsPerSample,0,b[r])/8):o.push(0),q.push(this.getReaderForSample(b[r]));for(var s=k;l>s;++s)for(var t=i;j>t;++t)for(var u=s*h,v=t*g,w=(s+1)*h,x=(t+1)*g,y=0;y<b.length;++y){var z=b[y];2===this.planarConfiguration&&(n=this.getSampleByteSize(z));for(var A=new DataView(this.getTileOrStrip(t,s,z)),B=Math.max(0,a[1]-u);B<Math.min(h,h-(w-a[3]));++B)for(var C=Math.max(0,a[0]-v);C<Math.min(g,g-(x-a[2]));++C){var D,E=(B*g+C)*n,F=q[y].call(A,E+o[y],this.littleEndian);d?(D=(B+u-a[1])*m*b.length+(C+v-a[0])*b.length+y,c[D]=F):(D=(B+u-a[1])*m+C+v-a[0],c[y][D]=F)}}return e(c),c}catch(G){return f(G)}}},{key:"readRasters",value:function(){var a,b,c;switch(arguments.length){case 0:break;case 1:"function"==typeof arguments[0]?b=arguments[0]:a=arguments[0];break;case 2:"function"==typeof arguments[0]?(b=arguments[0],c=arguments[1]):(a=arguments[0],b=arguments[1]);break;case 3:a=arguments[0],b=arguments[1],c=arguments[2];break;default:throw new Error("Invalid number of arguments passed.")}a=a||{},c=c||function(){};var d=a.window||[0,0,this.getWidth(),this.getHeight()],e=a.samples,f=a.interleave;if(d[0]<0||d[1]<0||d[2]>this.getWidth()||d[3]>this.getHeight())throw new Error("Select window is out of image bounds.");if(d[0]>d[2]||d[1]>d[3])throw new Error("Invalid subsets");var g,h=d[2]-d[0],i=d[3]-d[1],j=h*i;if(e){for(g=0;g<e.length;++g)if(e[g]>=this.fileDirectory.SamplesPerPixel)throw new RangeError("Invalid sample index '"+e[g]+"'.")}else for(e=[],g=0;g<this.fileDirectory.SamplesPerPixel;++g)e.push(g);var k;if(f){var l=Math.max.apply(null,this.fileDirectory.SampleFormat),m=Math.max.apply(null,this.fileDirectory.BitsPerSample);k=q(l,m,j*e.length)}else for(k=[],g=0;g<e.length;++g)k.push(this.getArrayForSample(e[g],j));var n=this.getDecoder();if(n.isAsync()){if(!b)throw new Error("No callback specified for asynchronous raster reading.");return this._readRasterAsync(d,e,k,f,b,c)}return b=b||function(){},this._readRaster(d,e,k,f,b,c)}},{key:"getTiePoints",value:function(){if(!this.fileDirectory.ModelTiepoint)return[];for(var a=[],b=0;b<this.fileDirectory.ModelTiepoint.length;b+=6)a.push({i:this.fileDirectory.ModelTiepoint[b],j:this.fileDirectory.ModelTiepoint[b+1],k:this.fileDirectory.ModelTiepoint[b+2],x:this.fileDirectory.ModelTiepoint[b+3],y:this.fileDirectory.ModelTiepoint[b+4],z:this.fileDirectory.ModelTiepoint[b+5]});return a}},{key:"getGDALMetadata",value:function(){var a={};if(!this.fileDirectory.GDAL_METADATA)return null;for(var b=g.parseXml(this.fileDirectory.GDAL_METADATA),c=b.evaluate("GDALMetadata/Item",b,null,XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,null),d=0;d<c.snapshotLength;++d){var e=c.snapshotItem(d);a[e.getAttribute("name")]=e.textContent}return a}}]),a}();c["default"]=r},{"./compression/deflate.js":2,"./compression/lzw.js":3,"./compression/packbits.js":4,"./compression/raw.js":5,"./globals":8}],8:[function(a,b,c){"use strict";var d,e={315:"Artist",258:"BitsPerSample",265:"CellLength",264:"CellWidth",320:"ColorMap",259:"Compression",33432:"Copyright",306:"DateTime",338:"ExtraSamples",266:"FillOrder",289:"FreeByteCounts",288:"FreeOffsets",291:"GrayResponseCurve",290:"GrayResponseUnit",316:"HostComputer",270:"ImageDescription",257:"ImageLength",256:"ImageWidth",271:"Make",281:"MaxSampleValue",280:"MinSampleValue",272:"Model",254:"NewSubfileType",274:"Orientation",262:"PhotometricInterpretation",284:"PlanarConfiguration",296:"ResolutionUnit",278:"RowsPerStrip",277:"SamplesPerPixel",305:"Software",279:"StripByteCounts",273:"StripOffsets",255:"SubfileType",263:"Threshholding",282:"XResolution",283:"YResolution",326:"BadFaxLines",327:"CleanFaxData",343:"ClipPath",328:"ConsecutiveBadFaxLines",433:"Decode",434:"DefaultImageColor",269:"DocumentName",336:"DotRange",321:"HalftoneHints",346:"Indexed",347:"JPEGTables",285:"PageName",297:"PageNumber",317:"Predictor",319:"PrimaryChromaticities",532:"ReferenceBlackWhite",339:"SampleFormat",340:"SMinSampleValue",341:"SMaxSampleValue",559:"StripRowCounts",330:"SubIFDs",292:"T4Options",293:"T6Options",325:"TileByteCounts",323:"TileLength",324:"TileOffsets",322:"TileWidth",301:"TransferFunction",318:"WhitePoint",344:"XClipPathUnits",286:"XPosition",529:"YCbCrCoefficients",531:"YCbCrPositioning",530:"YCbCrSubSampling",345:"YClipPathUnits",287:"YPosition",37378:"ApertureValue",40961:"ColorSpace",36868:"DateTimeDigitized",36867:"DateTimeOriginal",34665:"Exif IFD",36864:"ExifVersion",33434:"ExposureTime",41728:"FileSource",37385:"Flash",40960:"FlashpixVersion",33437:"FNumber",42016:"ImageUniqueID",37384:"LightSource",37500:"MakerNote",37377:"ShutterSpeedValue",37510:"UserComment",33723:"IPTC",34675:"ICC Profile",700:"XMP",42112:"GDAL_METADATA",42113:"GDAL_NODATA",34377:"Photoshop",33550:"ModelPixelScale",33922:"ModelTiepoint",34264:"ModelTransformation",34735:"GeoKeyDirectory",34736:"GeoDoubleParams",34737:"GeoAsciiParams"},f={};for(d in e)f[e[d]]=parseInt(d);var g=[f.BitsPerSample,f.ExtraSamples,f.SampleFormat,f.StripByteCounts,f.StripOffsets,f.StripRowCounts,f.TileByteCounts,f.TileOffsets],h={1:"BYTE",2:"ASCII",3:"SHORT",4:"LONG",5:"RATIONAL",6:"SBYTE",7:"UNDEFINED",8:"SSHORT",9:"SLONG",10:"SRATIONAL",11:"FLOAT",12:"DOUBLE"},i={};for(d in h)i[h[d]]=parseInt(d);var j={1024:"GTModelTypeGeoKey",1025:"GTRasterTypeGeoKey",1026:"GTCitationGeoKey",2048:"GeographicTypeGeoKey",2049:"GeogCitationGeoKey",2050:"GeogGeodeticDatumGeoKey",2051:"GeogPrimeMeridianGeoKey",2052:"GeogLinearUnitsGeoKey",2053:"GeogLinearUnitSizeGeoKey",2054:"GeogAngularUnitsGeoKey",2055:"GeogAngularUnitSizeGeoKey",2056:"GeogEllipsoidGeoKey",2057:"GeogSemiMajorAxisGeoKey",2058:"GeogSemiMinorAxisGeoKey",2059:"GeogInvFlatteningGeoKey",2060:"GeogAzimuthUnitsGeoKey",2061:"GeogPrimeMeridianLongGeoKey",2062:"GeogTOWGS84GeoKey",3072:"ProjectedCSTypeGeoKey",3073:"PCSCitationGeoKey",3074:"ProjectionGeoKey",3075:"ProjCoordTransGeoKey",3076:"ProjLinearUnitsGeoKey",3077:"ProjLinearUnitSizeGeoKey",3078:"ProjStdParallel1GeoKey",3079:"ProjStdParallel2GeoKey",3080:"ProjNatOriginLongGeoKey",3081:"ProjNatOriginLatGeoKey",3082:"ProjFalseEastingGeoKey",3083:"ProjFalseNorthingGeoKey",3084:"ProjFalseOriginLongGeoKey",3085:"ProjFalseOriginLatGeoKey",3086:"ProjFalseOriginEastingGeoKey",3087:"ProjFalseOriginNorthingGeoKey",3088:"ProjCenterLongGeoKey",3089:"ProjCenterLatGeoKey",3090:"ProjCenterEastingGeoKey",3091:"ProjCenterNorthingGeoKey",3092:"ProjScaleAtNatOriginGeoKey",3093:"ProjScaleAtCenterGeoKey",3094:"ProjAzimuthAngleGeoKey",3095:"ProjStraightVertPoleLongGeoKey",3096:"ProjRectifiedGridAngleGeoKey",4096:"VerticalCSTypeGeoKey",4097:"VerticalCitationGeoKey",4098:"VerticalDatumGeoKey",4099:"VerticalUnitsGeoKey"},k={};for(d in j)k[j[d]]=parseInt(d);var l;"undefined"==typeof window?l=function(b){var c=a("xmldom").DOMParser;return(new c).parseFromString(b,"text/xml")}:"undefined"!=typeof window.DOMParser?l=function(a){return(new window.DOMParser).parseFromString(a,"text/xml")}:"undefined"!=typeof window.ActiveXObject&&new window.ActiveXObject("Microsoft.XMLDOM")&&(l=function(a){var b=new window.ActiveXObject("Microsoft.XMLDOM");return b.async="false",b.loadXML(a),b}),b.exports={fieldTags:f,fieldTagNames:e,arrayFields:g,fieldTypes:i,fieldTypeNames:h,geoKeys:k,geoKeyNames:j,parseXml:l}},{xmldom:"xmldom"}],9:[function(a,b,c){"use strict";function d(a){return a&&a.__esModule?a:{"default":a}}var e=a("./geotiff.js"),f=d(e),g=function(a,b){var c,d,e,g;if("string"==typeof a||a instanceof String)for(c=new ArrayBuffer(2*a.length),g=new Uint16Array(c),d=0,e=a.length;e>d;++d)g[d]=a.charCodeAt(d);else{if(!(a instanceof ArrayBuffer))throw new Error("Invalid input data given.");c=a}return new f["default"](c,b)};"undefined"!=typeof b&&"undefined"!=typeof b.exports&&(b.exports.parse=g),"undefined"!=typeof window&&(window.GeoTIFF={parse:g})},{"./geotiff.js":6}]},{},[9]);

2

Gruntfile.js

@@ -126,3 +126,3 @@ 'use strict';

dist: {
src: ['src/*.js', 'test/*.js'],
src: ['README.md', 'src/*.js', 'test/*.js'],
options: {

@@ -129,0 +129,0 @@ destination: 'docs'

31

jshint.json
{
"curly" : true,
"eqeqeq" : true,
"curly": true,
"eqeqeq": true,
"esnext": true,
"immed" : true,
"latedef" : true,
"newcap" : true,
"noarg" : true,
"sub" : true,
"undef" : true,
"boss" : true,
"eqnull" : true,
"browser" : true,
"immed": true,
"latedef": true,
"newcap": true,
"noarg": true,
"node": true,
"sub": true,
"undef": true,
"boss": true,
"eqnull": true,
"browser": true,
"browserify": true,
"globals" : {
"_" : true,
"module" : true,
"exports" : true
"globals": {
"_": true,
"module": true,
"exports": true
}
}

2

package.json
{
"name": "geotiff",
"version": "0.2.0",
"version": "0.3.0",
"description": "GeoTIFF image decoding in JavaScript",

@@ -5,0 +5,0 @@ "repository": "https://github.com/constantinius/geotiff.js",

38

README.md

@@ -107,9 +107,11 @@ # geotiff.js

var samples = [0, 1, 2, 3];
image.readRasters(rasterWindow, samples, function(rasters) {
for (var i = 0; i < rasters.length; ++i) {
console.log(rasters[i]);
}
});
// to read all the complete rasters
// var rasters = image.readRasters(null, null, function(rasters) { ... });
var rasters = image.readRasters({window: rasterWindow, samples: samples});
for (var i = 0; i < rasters.length; ++i) {
console.log(rasters[i]);
}
// to read all samples with no subsets:
rasters = image.readRasters();
// to read the data in a single interleaved array:
var array = image.readRasters({interleave: true});
```

@@ -136,11 +138,10 @@

var image = tiff.getImage();
var raster = image.readRasters(null, null, function(rasters) {
var canvas = document.getElementById("plot");
var plot = new plotty.plot({
canvas: canvas, data: rasters[0],
width: image.getWidth(), height: image.getHeight(),
domain: [0, 256], colorScale: "viridis"
});
plot.render();
var rasters = image.readRasters();
var canvas = document.getElementById("plot");
var plot = new plotty.plot({
canvas: canvas, data: rasters[0],
width: image.getWidth(), height: image.getHeight(),
domain: [0, 256], colorScale: "viridis"
});
plot.render();
</script>

@@ -156,1 +157,8 @@ ```

* Better support for geokeys
## Acknowledgements
This library was inspired by
[GeotiffParser](https://github.com/xlhomme/GeotiffParser.js). It provided a
great starting point, but lacked the capabilities to read the raw raster data
which is the aim of geotiff.js.

8

src/geotiff.js

@@ -10,5 +10,9 @@ import {fieldTags, fieldTagNames, arrayFields, fieldTypes, fieldTypeNames, geoKeys, geoKeyNames} from "./globals";

* @param {ArrayBuffer} rawData the raw data stream of the file as an ArrayBuffer.
* @param {Object} [options] further options.
* @param {Boolean} [options.cache=false] whether or not decoded tiles shall be cached.
*/
constructor(rawData) {
constructor(rawData, options) {
this.dataView = new DataView(rawData);
options = options || {};
this.cache = options.cache || false;

@@ -208,3 +212,3 @@ var BOM = this.dataView.getUint16(0, 0);

}
return new GeoTIFFImage(fileDirectoryAndGeoKey[0], fileDirectoryAndGeoKey[1], this.dataView, this.littleEndian);
return new GeoTIFFImage(fileDirectoryAndGeoKey[0], fileDirectoryAndGeoKey[1], this.dataView, this.littleEndian, this.cache);
}

@@ -211,0 +215,0 @@

304

src/geotiffimage.js

@@ -17,2 +17,36 @@ import {fieldTags, fieldTagNames, arrayFields, fieldTypes, fieldTypeNames, parseXml} from "./globals";

var arrayForType = function(format, bitsPerSample, size) {
switch (format) {
case 1: // unsigned integer data
switch (bitsPerSample) {
case 8:
return new Uint8Array(size);
case 16:
return new Uint16Array(size);
case 32:
return new Uint32Array(size);
}
break;
case 2: // twos complement signed integer data
switch (bitsPerSample) {
case 8:
return new Int8Array(size);
case 16:
return new Int16Array(size);
case 32:
return new Int32Array(size);
}
break;
case 3: // floating point data
switch (bitsPerSample) {
case 32:
return new Float32Array(size);
case 64:
return new Float64Array(size);
}
break;
}
throw Error("Unsupported data format/bitsPerSample");
};
export default class GeoTIFFImage {

@@ -26,4 +60,5 @@ /**

* @param {Boolean} littleEndian Whether the file is encoded in little or big endian
* @param {Boolean} cache Whether or not decoded tiles shall be cached
*/
constructor(fileDirectory, geoKeys, dataView, littleEndian) {
constructor(fileDirectory, geoKeys, dataView, littleEndian, cache) {
this.fileDirectory = fileDirectory;

@@ -33,3 +68,3 @@ this.geoKeys = geoKeys;

this.littleEndian = littleEndian;
this.tiles = {};
this.tiles = cache ? {} : null;
this.isTiled = (fileDirectory.StripOffsets) ? false : true;

@@ -182,33 +217,3 @@ var planarConfiguration = fileDirectory.PlanarConfiguration;

var bitsPerSample = this.fileDirectory.BitsPerSample[sampleIndex];
switch (format) {
case 1: // unsigned integer data
switch (bitsPerSample) {
case 8:
return new Uint8Array(size);
case 16:
return new Uint16Array(size);
case 32:
return new Uint32Array(size);
}
break;
case 2: // twos complement signed integer data
switch (bitsPerSample) {
case 8:
return new Int8Array(size);
case 16:
return new Int16Array(size);
case 32:
return new Int32Array(size);
}
break;
case 3: // floating point data
switch (bitsPerSample) {
case 32:
return new Float32Array(size);
case 64:
return new Float64Array(size);
}
break;
}
throw Error("Unsupported data format/bitsPerSample");
return arrayForType(format, bitsPerSample, size);
}

@@ -227,3 +232,3 @@

*/
getTileOrStripAsync(x, y, sample, callback) {
getTileOrStrip(x, y, sample, callback) {
var numTilesPerRow = Math.ceil(this.getWidth() / this.getTileWidth());

@@ -240,41 +245,8 @@ var numTilesPerCol = Math.ceil(this.getHeight() / this.getTileHeight());

if (index in this.tiles && false) {
return callback(null, {
x: x, y: y, sample: sample, data: tiles[index]
});
if (tiles !== null && index in tiles) {
if (callback) {
return callback(null, {x: x, y: y, sample: sample, data: tiles[index]});
}
else {
var offset, byteCount;
if (this.isTiled) {
offset = this.fileDirectory.TileOffsets[index];
byteCount = this.fileDirectory.TileByteCounts[index];
}
else {
offset = this.fileDirectory.StripOffsets[index];
byteCount = this.fileDirectory.StripByteCounts[index];
}
var slice = this.dataView.buffer.slice(offset, offset + byteCount);
return this.getDecoder().decodeBlockAsync(slice, function(error, data) {
if (!error) {
tiles[index] = data;
}
callback(error, {x: x, y: y, sample: sample, data: data});
});
}
}
getTileOrStrip(x, y, sample) {
var numTilesPerRow = Math.ceil(this.getWidth() / this.getTileWidth());
var numTilesPerCol = Math.ceil(this.getHeight() / this.getTileHeight());
var index;
if (this.planarConfiguration === 1) {
index = y * numTilesPerRow + x;
return tiles[index];
}
else if (this.planarConfiguration === 2) {
index = sample * numTilesPerRow * numTilesPerCol + y * numTilesPerRow + x;
}
if (index in this.tiles) {
return this.tiles[index];
}
else {

@@ -291,7 +263,19 @@ var offset, byteCount;

var slice = this.dataView.buffer.slice(offset, offset + byteCount);
return this.tiles[index] = this.getDecoder().decodeBlock(slice);
if (callback) {
return this.getDecoder().decodeBlockAsync(slice, function(error, data) {
if (!error && tiles !== null) {
tiles[index] = data;
}
callback(error, {x: x, y: y, sample: sample, data: data});
});
}
var block = this.getDecoder().decodeBlock(slice);
if (tiles !== null) {
tiles[index] = block;
}
return block;
}
}
_readRasterAsync(imageWindow, samples, valueArrays, callback, callbackError) {
_readRasterAsync(imageWindow, samples, valueArrays, interleave, callback, callbackError) {
var tileWidth = this.getTileWidth();

@@ -343,6 +327,17 @@ var tileHeight = this.getTileHeight();

var pixelOffset = (y * tileWidth + x) * bytesPerPixel;
var windowCoordinate = (
y + firstLine - imageWindow[1]
) * windowWidth + x + firstCol - imageWindow[0];
valueArrays[_sampleIndex][windowCoordinate] = sampleReaders[_sampleIndex].call(dataView, pixelOffset + srcSampleOffsets[_sampleIndex], littleEndian);
var value = sampleReaders[_sampleIndex].call(dataView, pixelOffset + srcSampleOffsets[_sampleIndex], littleEndian);
var windowCoordinate;
if (interleave) {
windowCoordinate =
(y + firstLine - imageWindow[1]) * windowWidth * samples.length +
(x + firstCol - imageWindow[0]) * samples.length +
_sampleIndex;
valueArrays[windowCoordinate] = value;
}
else {
windowCoordinate = (
y + firstLine - imageWindow[1]
) * windowWidth + x + firstCol - imageWindow[0];
valueArrays[_sampleIndex][windowCoordinate] = value;
}
}

@@ -388,3 +383,3 @@ }

_readRaster(imageWindow, samples, valueArrays, callback, callbackError) {
_readRaster(imageWindow, samples, valueArrays, interleave, callback, callbackError) {
try {

@@ -419,4 +414,4 @@ var tileWidth = this.getTileWidth();

for (var yTile = minYTile; yTile <= maxYTile; ++yTile) {
for (var xTile = minXTile; xTile <= maxXTile; ++xTile) {
for (var yTile = minYTile; yTile < maxYTile; ++yTile) {
for (var xTile = minXTile; xTile < maxXTile; ++xTile) {
var firstLine = yTile * tileHeight;

@@ -437,6 +432,17 @@ var firstCol = xTile * tileWidth;

var pixelOffset = (y * tileWidth + x) * bytesPerPixel;
var windowCoordinate = (
y + firstLine - imageWindow[1]
) * windowWidth + x + firstCol - imageWindow[0];
valueArrays[sampleIndex][windowCoordinate] = sampleReaders[sampleIndex].call(tile, pixelOffset + srcSampleOffsets[sampleIndex], this.littleEndian);
var value = sampleReaders[sampleIndex].call(tile, pixelOffset + srcSampleOffsets[sampleIndex], this.littleEndian);
var windowCoordinate;
if (interleave) {
windowCoordinate =
(y + firstLine - imageWindow[1]) * windowWidth * samples.length +
(x + firstCol - imageWindow[0]) * samples.length +
sampleIndex;
valueArrays[windowCoordinate] = value;
}
else {
windowCoordinate = (
y + firstLine - imageWindow[1]
) * windowWidth + x + firstCol - imageWindow[0];
valueArrays[sampleIndex][windowCoordinate] = value;
}
}

@@ -447,3 +453,4 @@ }

}
return callback(valueArrays);
callback(valueArrays);
return valueArrays;
}

@@ -459,3 +466,6 @@ catch (error) {

* @callback GeoTIFFImage~readCallback
* @param {TypedArray[]} array the requested data as a summary array, one TypedArray for each requested sample
* @param {(TypedArray|TypedArray[])} array the requested data as a either a
* single typed array or a list of
* typed arrays, depending on the
* 'interleave' option.
*/

@@ -475,46 +485,60 @@

*
* @param {Array} [imageWindow=whole image] the subset to read data from.
* @param {Array} [samples=all samples] the selection of samples to read from.
* @param {GeoTIFFImage~readCallback} callback the success callback
* @param {GeoTIFFImage~readErrorCallback} callbackError the error callback
* @param {Object} [options] optional parameters
* @param {Array} [options.window=whole image] the subset to read data from.
* @param {Array} [options.samples=all samples] the selection of samples to read from.
* @param {Boolean} [options.interleave=false] whether the data shall be read
* in one single array or separate
* arrays.
* @param {GeoTIFFImage~readCallback} [callback] the success callback. this
* parameter is mandatory for
* asynchronous decoders (some
* compression mechanisms).
* @param {GeoTIFFImage~readErrorCallback} [callbackError] the error callback
* @returns {(TypedArray|TypedArray[]|null)} in synchonous cases, the decoded
* array(s) is/are returned. In
* asynchronous cases, nothing is
* returned.
*/
readRasters() {
var imageWindow, samples, callback, callbackError;
var argCount = arguments.length;
if (argCount > 4 || argCount === 0) {
throw new Error("Invalid number of arguments passed.");
readRasters(/* arguments are read via the 'arguments' object */) {
// parse the arguments
var options, callback, callbackError;
switch (arguments.length) {
case 0:
break;
case 1:
if (typeof arguments[0] === "function") {
callback = arguments[0];
}
else {
options = arguments[0];
}
break;
case 2:
if (typeof arguments[0] === "function") {
callback = arguments[0];
callbackError = arguments[1];
}
else {
options = arguments[0];
callback = arguments[1];
}
break;
case 3:
options = arguments[0];
callback = arguments[1];
callbackError = arguments[2];
break;
default:
throw new Error("Invalid number of arguments passed.");
}
var last = arguments[argCount-1],
prevLast = arguments[argCount-2];
// set up default arguments
options = options || {};
callbackError = callbackError || function(error) { console.error(error); };
if (typeof prevLast === "function") {
callback = prevLast;
callbackError = last;
switch (argCount) {
case 3:
imageWindow = arguments[0];
break;
case 4:
imageWindow = arguments[0];
samples = arguments[1];
break;
}
}
else {
callback = last;
switch (argCount) {
case 2:
imageWindow = arguments[0];
break;
case 3:
imageWindow = arguments[0];
samples = arguments[1];
break;
}
}
var imageWindow = options.window || [0, 0, this.getWidth(), this.getHeight()],
samples = options.samples,
interleave = options.interleave;
imageWindow = imageWindow || [0, 0, this.getWidth(), this.getHeight()];
// check parameters
if (imageWindow[0] < 0 ||

@@ -530,5 +554,2 @@ imageWindow[1] < 0 ||

callback = callback || function() {};
callbackError = callbackError || function() {};
var imageWindowWidth = imageWindow[2] - imageWindow[0];

@@ -552,13 +573,30 @@ var imageWindowHeight = imageWindow[3] - imageWindow[1];

}
var valueArrays = [];
for (i = 0; i < samples.length; ++i) {
valueArrays.push(this.getArrayForSample(samples[i], numPixels));
var valueArrays;
if (interleave) {
var format = Math.max.apply(null, this.fileDirectory.SampleFormat),
bitsPerSample = Math.max.apply(null, this.fileDirectory.BitsPerSample);
valueArrays = arrayForType(format, bitsPerSample, numPixels * samples.length);
}
else {
valueArrays = [];
for (i = 0; i < samples.length; ++i) {
valueArrays.push(this.getArrayForSample(samples[i], numPixels));
}
}
// start reading data, sync or async
var decoder = this.getDecoder();
if (decoder.isAsync()) {
return this._readRasterAsync(imageWindow, samples, valueArrays, callback, callbackError);
if (!callback) {
throw new Error("No callback specified for asynchronous raster reading.");
}
return this._readRasterAsync(
imageWindow, samples, valueArrays, interleave, callback, callbackError
);
}
else {
return this._readRaster(imageWindow, samples, valueArrays, callback, callbackError);
callback = callback || function() {};
return this._readRaster(
imageWindow, samples, valueArrays, interleave, callback, callbackError
);
}

@@ -565,0 +603,0 @@ }

6

src/main.js

@@ -6,5 +6,7 @@ import GeoTIFF from "./geotiff.js";

* @param {(string|ArrayBuffer)} data Raw data to parse the GeoTIFF from.
* @param {Object} [options] further options.
* @param {Boolean} [options.cache=false] whether or not decoded tiles shall be cached.
* @returns {GeoTIFF} the parsed geotiff file.
*/
var parse = function(data) {
var parse = function(data, options) {
var rawData, i, strLen, view;

@@ -24,3 +26,3 @@ if (typeof data === "string" || data instanceof String) {

}
return new GeoTIFF(rawData);
return new GeoTIFF(rawData, options);
};

@@ -27,0 +29,0 @@

236

test/geotiff.spec.js

@@ -5,7 +5,4 @@ var expect = require("chai").expect;

describe("mainTests", function() {
it("geotiff.js module available", function() {
expect(GeoTIFF).to.be.ok;
});
var retrieve = function(filename, callback) {
var retrieve = function(filename, done, callback) {
var xhr = new XMLHttpRequest();

@@ -18,4 +15,4 @@ xhr.open('GET', '/base/test/data/' + filename, true);

xhr.onerror = function(e) {
console.log(e)
//throw new Error(e);
console.error(e);
done(error);
};

@@ -26,4 +23,8 @@ callback;

it("geotiff.js module available", function() {
expect(GeoTIFF).to.be.ok;
});
it("should work on stripped tiffs", function(done) {
retrieve("stripped.tiff", function(tiff) {
retrieve("stripped.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -36,14 +37,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Uint16Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -53,3 +53,3 @@ });

it("should work on tiled tiffs", function(done) {
retrieve("tiled.tiff", function(tiff) {
retrieve("tiled.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -62,14 +62,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Uint16Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -79,3 +78,3 @@ });

it("should work on band interleaved tiffs", function(done) {
retrieve("interleave.tiff", function(tiff) {
retrieve("interleave.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -88,14 +87,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Uint16Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -105,3 +103,3 @@ });

it("should work on band interleaved and tiled tiffs", function(done) {
retrieve("interleave.tiff", function(tiff) {
retrieve("interleave.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -114,14 +112,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Uint16Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -131,3 +128,3 @@ });

it("should work on Int32 tiffs", function(done) {
retrieve("int32.tiff", function(tiff) {
retrieve("int32.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -140,14 +137,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Int32Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -157,3 +153,3 @@ });

it("should work on UInt32 tiffs", function(done) {
retrieve("uint32.tiff", function(tiff) {
retrieve("uint32.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -166,14 +162,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Uint32Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -183,3 +178,3 @@ });

it("should work on Float32 tiffs", function(done) {
retrieve("float32.tiff", function(tiff) {
retrieve("float32.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -192,14 +187,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Float32Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -209,3 +203,3 @@ });

it("should work on Float64 tiffs", function(done) {
retrieve("float64.tiff", function(tiff) {
retrieve("float64.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -218,14 +212,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Float64Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -235,3 +228,3 @@ });

it("should work on packbit compressed tiffs", function(done) {
retrieve("packbits.tiff", function(tiff) {
retrieve("packbits.tiff", done, function(tiff) {
expect(tiff).to.be.ok;

@@ -244,14 +237,13 @@ var image = tiff.getImage();

image.readRasters([200, 200, 210, 210], function(allData){
try {
var allData = image.readRasters({window: [200, 200, 210, 210]});
expect(allData).to.have.length(15);
expect(allData[0]).to.be.an.instanceof(Uint16Array);
image.readRasters([200, 200, 210, 210], [5], function(data) {
expect(data[0]).to.deep.equal(allData[5]);
done();
}, function(error) {
done(error);
});
}, function(error) {
var data = image.readRasters({window: [200, 200, 210, 210], samples: [5]});
expect(data[0]).to.deep.equal(allData[5]);
done();
}
catch (error) {
done(error);
});
}
});

@@ -261,8 +253,8 @@ });

it("should work with no options other than a callback", function(done) {
retrieve("packbits.tiff", function(tiff) {
retrieve("small.tiff", done, function(tiff) {
expect(tiff).to.be.ok;
var image = tiff.getImage();
image.readRasters(function(allData){
image.readRasters(function(allData) {
expect(allData).to.have.length(15);
expect(allData[0].length).to.equal(539*448);
expect(allData[0].length).to.equal(53*44);
done();

@@ -274,8 +266,8 @@ });

it("should work with callback and error callback", function(done) {
retrieve("packbits.tiff", function(tiff) {
retrieve("small.tiff", done, function(tiff) {
expect(tiff).to.be.ok;
var image = tiff.getImage();
image.readRasters(function(allData){
image.readRasters(function(allData) {
expect(allData).to.have.length(15);
expect(allData[0].length).to.equal(539*448);
expect(allData[0].length).to.equal(53*44);
done();

@@ -288,7 +280,7 @@ }, function(error) {

it("should work with imageWindow and callback", function(done) {
retrieve("packbits.tiff", function(tiff) {
it("should work with options and callback", function(done) {
retrieve("packbits.tiff", done, function(tiff) {
expect(tiff).to.be.ok;
var image = tiff.getImage();
image.readRasters([200, 200, 210, 210], function(allData){
image.readRasters({window: [200, 200, 210, 210]}, function(allData) {
expect(allData).to.have.length(15);

@@ -301,7 +293,7 @@ expect(allData[0].length).to.equal(10*10);

it("should work with imageWindow, callback and error callback", function(done) {
retrieve("packbits.tiff", function(tiff) {
it("should work with options, callback and error callback", function(done) {
retrieve("packbits.tiff", done, function(tiff) {
expect(tiff).to.be.ok;
var image = tiff.getImage();
image.readRasters([200, 200, 210, 210], function(allData){
image.readRasters({window: [200, 200, 210, 210]}, function(allData) {
expect(allData).to.have.length(15);

@@ -316,25 +308,15 @@ expect(allData[0].length).to.equal(10*10);

it("should work with imageWindow, samples and callback", function(done) {
retrieve("packbits.tiff", function(tiff) {
it("should work with interleaved reading", function(done) {
retrieve("packbits.tiff", done, function(tiff) {
expect(tiff).to.be.ok;
var image = tiff.getImage();
image.readRasters([200, 200, 210, 210], [0], function(allData){
expect(allData).to.have.length(1);
expect(allData[0].length).to.equal(10*10);
try {
var raster = image.readRasters({window: [200, 200, 210, 210], samples: [0, 1, 2, 3], interleave: true});
expect(raster).to.have.length(10 * 10 * 4);
expect(raster).to.be.an.instanceof(Uint16Array);
done();
});
});
});
it("should work with imageWindow, samples, callback and error callback", function(done) {
retrieve("packbits.tiff", function(tiff) {
expect(tiff).to.be.ok;
var image = tiff.getImage();
image.readRasters([200, 200, 210, 210], [0], function(allData){
expect(allData).to.have.length(1);
expect(allData[0].length).to.equal(10*10);
done();
}, function(error) {
}
catch (error) {
done(error);
});
}
});

@@ -341,0 +323,0 @@ });

.travis.yml

Sorry, the diff of this file is not supported yet

docs/GeoTIFF.html

Sorry, the diff of this file is not supported yet

docs/geotiff.js.html

Sorry, the diff of this file is not supported yet

docs/GeoTIFFImage.html

Sorry, the diff of this file is not supported yet

docs/geotiffimage.js.html

Sorry, the diff of this file is not supported yet

docs/global.html

Sorry, the diff of this file is not supported yet

docs/index.html

Sorry, the diff of this file is not supported yet

docs/main.js.html

Sorry, the diff of this file is not supported yet

test/index.html

Sorry, the diff of this file is not supported yet

SocketSocket SOC 2 Logo

Product

  • Package Alerts
  • Integrations
  • Docs
  • Pricing
  • FAQ
  • Roadmap
  • Changelog

About

Packages

npm

Go

Maven

PyPI

Rubygems

Stay in touch

Get open source security insights delivered straight into your inbox.

  • Terms
  • Privacy
  • Security

Made with ⚡️ by Socket Inc