cesium/Source/Core/loadImageFromTypedArray.js

CesiumJS is a JavaScript library for creating 3D globes and 2D maps in a web browser without a plugin.

define([
        '../ThirdParty/when',
        './Check',
        './Resource'
    ], function(
        when,
        Check,
        Resource) {
    'use strict';

    /**
     * @private
     */
    function loadImageFromTypedArray(uint8Array, format, request) {
        //>>includeStart('debug', pragmas.debug);
        Check.typeOf.object('uint8Array', uint8Array);
        Check.typeOf.string('format', format);
        //>>includeEnd('debug');

        var blob = new Blob([uint8Array], {
            type : format
        });

        var blobUrl = window.URL.createObjectURL(blob);
        var resource = new Resource({
            url: blobUrl,
            request: request
        });
        return resource.fetchImage()
            .then(function(image) {
                window.URL.revokeObjectURL(blobUrl);
                return image;
            }, function(error) {
                window.URL.revokeObjectURL(blobUrl);
                return when.reject(error);
            });
    }

    return loadImageFromTypedArray;
});