geotiff-tile-web-worker
Version:
Create a GeoTIFF Tile using an Inline Web Worker
217 lines (212 loc) • 1.85 MB
JavaScript
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var wrap = (__webpack_require__(/*! microlink/esm/wrap.js */ "./node_modules/microlink/esm/wrap.js")["default"]);
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var _require = __webpack_require__(/*! xdim */ "./node_modules/xdim/src/xdim.js"),
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prepareUpdate = _require.prepareUpdate;
var _require2 = __webpack_require__(/*! ./worker-string.dev.js */ "./lib/worker-string.dev.js"),
workerString = _require2.workerString;
var DEFAULT_TILE_LAYOUT = "[band][row,column]";
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WebWorker = useFrameWorker === false && typeof Worker === "function" ? Worker : FrameWorker;
if (debug_level >= 1) console.log("[geotiff-tile-web-worker:createWorker] WebWorker:", WebWorker);
maxTiles = _typeof(options) === "object" && typeof options.maxTiles === "number" ? options.maxTiles : Infinity;
if (debug_level >= 1) console.log("[geotiff-tile-web-worker:createWorker] debug level is " + debug_level);
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layout: tile_layout,
sizes: sizes
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values = expr({
pixel: pixel
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band: band,
row: row,
column: column
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value: values[band]
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tile: tile,
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error.message\n }\n },\n id: id\n };\n}\nfunction MethodNotFound(_ref2) {\n var id = _ref2.id,\n method = _ref2.method;\n return {\n jsonrpc: \"2.0\",\n error: {\n code: -32601,\n message: \"Method not found\",\n data: {\n method: method\n }\n },\n id: id\n };\n}\n\n/***/ }),\n\n/***/ \"./node_modules/microlink/esm/expose.js\":\n/*!**********************************************!*\\\n !*** ./node_modules/microlink/esm/expose.js ***!\n \\**********************************************/\n/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {\n\n\"use strict\";\n__webpack_require__.r(__webpack_exports__);\n/* harmony export */ __webpack_require__.d(__webpack_exports__, {\n/* harmony export */ \"default\": () => (/* binding */ expose)\n/* harmony export */ });\n/* harmony import */ var _babel_runtime_helpers_slicedToArray__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! @babel/runtime/helpers/slicedToArray */ \"./node_modules/@babel/runtime/helpers/esm/slicedToArray.js\");\n/* harmony import */ var _babel_runtime_helpers_typeof__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! @babel/runtime/helpers/typeof */ \"./node_modules/@babel/runtime/helpers/esm/typeof.js\");\n/* harmony import */ var _babel_runtime_helpers_toConsumableArray__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! @babel/runtime/helpers/toConsumableArray */ \"./node_modules/@babel/runtime/helpers/esm/toConsumableArray.js\");\n/* harmony import */ var _babel_runtime_helpers_asyncToGenerator__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! @babel/runtime/helpers/asyncToGenerator */ \"./node_modules/@babel/runtime/helpers/esm/asyncToGenerator.js\");\n/* harmony import */ var _babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! @babel/runtime/regenerator */ \"./node_modules/@babel/runtime/regenerator/index.js\");\n/* harmony import */ var _babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_4___default = /*#__PURE__*/__webpack_require__.n(_babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_4__);\n/* harmony import */ var _deserialize_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./deserialize.js */ \"./node_modules/microlink/esm/deserialize.js\");\n/* harmony import */ var _serialize_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(/*! ./serialize.js */ \"./node_modules/microlink/esm/serialize.js\");\n/* harmony import */ var _enums_js__WEBPACK_IMPORTED_MODULE_7__ = __webpack_require__(/*! ./enums.js */ \"./node_modules/microlink/esm/enums.js\");\n/* harmony import */ var _errors_js__WEBPACK_IMPORTED_MODULE_8__ = __webpack_require__(/*! ./errors.js */ \"./node_modules/microlink/esm/errors.js\");\n\n\n\n\n\n\n\n\n\nfunction expose(obj, options) {\n var batch_size = options && typeof options.batch_size === \"number\" ? options.batch_size : 1;\n var batch_wait = options && typeof options.batch_wait === \"number\" ? options.batch_wait : Infinity; // 10ms\n var debug_level = options && options.debug_level;\n var all_funcs = {};\n var onmessage = /*#__PURE__*/function () {\n var _ref = (0,_babel_runtime_helpers_asyncToGenerator__WEBPACK_IMPORTED_MODULE_3__[\"default\"])( /*#__PURE__*/_babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_4___default().mark(function _callee2(evt) {\n var data, results, _evt$data, id, method, params, deserialized_params, result, _serialize, _serialize2, serialized_result, funcs;\n return _babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_4___default().wrap(function _callee2$(_context2) {\n while (1) switch (_context2.prev = _context2.next) {\n case 0:\n data = evt.data;\n if (debug_level >= 2) console.log(\"[microlink.expose] received message data\", data);\n if (!(Array.isArray(data) && data.length >= 1 && data[0].jsonrpc === \"2.0\" && data[0].method)) {\n _context2.next = 11;\n break;\n }\n if (debug_level >= 2) console.log(\"[microlink.call] top thread received batch request\");\n if (all_funcs) {\n _context2.next = 6;\n break;\n }\n throw new Error(\"[microlink.call] no callable functions\");\n case 6:\n _context2.next = 8;\n return Promise.all(data.map( /*#__PURE__*/function () {\n var _ref2 = (0,_babel_runtime_helpers_asyncToGenerator__WEBPACK_IMPORTED_MODULE_3__[\"default\"])( /*#__PURE__*/_babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_4___default().mark(function _callee(req) {\n var result;\n return _babel_runtime_regenerator__WEBPACK_IMPORTED_MODULE_4___default().wrap(function _callee$(_context) {\n while (1) switch (_context.prev = _context.next) {\n case 0:\n if (!(typeof all_funcs[req.method] !== \"function\")) {\n _context.next = 2;\n break;\n }\n return _context.abrupt(\"return\", (0,_errors_js__WEBPACK_IMPORTED_MODULE_8__.MethodNotFound)({\n id: req.id,\n method: req.method\n }));\n case 2:\n _context.prev = 2;\n _context.next = 5;\n return all_funcs[req.method].apply(all_funcs, (0,_babel_runtime_helpers_toConsumableArray__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(req.params));\n case 5:\n result = _context.sent;\n return _context.abrupt(\"return\", {\n jsonrpc: \"2.0\",\n result: result,\n id: req.id\n });\n case 9:\n _context.prev = 9;\n _context.t0 = _context[\"catch\"](2);\n return _context.abrupt(\"return\", (0,_errors_js__WEBPACK_IMPORTED_MODULE_8__.InternalError)({\n id: id,\n error: _context.t0\n }));\n case 12:\n case \"end\":\n return _context.stop();\n }\n }, _callee, null, [[2, 9]]);\n }));\n return function (_x2) {\n return _ref2.apply(this, arguments);\n };\n }()));\n case 8:\n results = _context2.sent;\n if (debug_level >= 2) console.log(\"[microlink.call] exposed thread posting results to main thread:\", results);\n return _context2.abrupt(\"return\", postMessage(results));\n case 11:\n if (!((0,_babel_runtime_helpers_typeof__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(data) !== \"object\")) {\n _context2.next = 13;\n break;\n }\n return _context2.abrupt(\"return\");\n case 13:\n if (!(data.jsonrpc !== \"2.0\")) {\n _context2.next = 15;\n break;\n }\n return _context2.abrupt(\"return\");\n case 15:\n if (data.method) {\n _context2.next = 17;\n break;\n }\n return _context2.abrupt(\"return\");\n case 17:\n _evt$data = evt.data, id = _evt$data.id, method = _evt$data.method, params = _evt$data.params;\n if (!(method === \"microlink.list\")) {\n _context2.next = 21;\n break;\n }\n if (debug_level >= 2) console.log(\"[microlink.expose] posting method names\", data);\n return _context2.abrupt(\"return\", postMessage({\n jsonrpc: \"2.0\",\n result: Object.keys(obj),\n id: id\n }));\n case 21:\n if (!(typeof obj[method] !== \"function\")) {\n _context2.next = 24;\n break;\n }\n if (debug_level >= 2) console.error(\"[microlink.expose] method not found: \" + method);\n return _context2.abrupt(\"return\", postMessage((0,_errors_js__WEBPACK_IMPORTED_MODULE_8__.MethodNotFound)({\n id: id,\n method: method\n })));\n case 24:\n _context2.prev = 24;\n // batching applies to messsages posted up\n deserialized_params = (0,_deserialize_js__WEBPACK_IMPORTED_MODULE_5__[\"default\"])(self, params, 2, {\n batch_size: batch_size,\n batch_wait: batch_wait\n });\n _context2.next = 28;\n return obj[method].apply(obj, (0,_babel_runtime_helpers_toConsumableArray__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(deserialized_params));\n case 28:\n result = _context2.sent;\n _serialize = (0,_serialize_js__WEBPACK_IMPORTED_MODULE_6__[\"default\"])(result, {\n function_prefix: _enums_js__WEBPACK_IMPORTED_MODULE_7__.DEFAULT_FUNCTION_PREFIX,\n promise_prefix: _enums_js__WEBPACK_IMPORTED_MODULE_7__.DEFAULT_PROMISE_PREFIX\n }), _serialize2 = (0,_babel_runtime_helpers_slicedToArray__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_serialize, 2), serialized_result = _serialize2[0], funcs = _serialize2[1];\n if (debug_level >= 2) console.log(\"[microlink.expose]\", method, \"result\", result, \"serialized to\", [serialized_result, funcs]);\n Object.assign(all_funcs, funcs);\n\n // encode result in case it returns a function or promise\n\n if (debug_level >= 2) console.log(\"[microlink.expose] posting serialized result for \" + method + \": \" + JSON.stringify(serialized_result));\n return _context2.abrupt(\"return\", postMessage({\n jsonrpc: \"2.0\",\n result: serialized_result,\n id: id\n }));\n case 36:\n _context2.prev = 36;\n _context2.t0 = _context2[\"catch\"](24);\n console.error(\"[microlink.expose] error:\", _context2.t0);\n return _context2.abrupt(\"return\", postMessage((0,_errors_js__WEBPACK_IMPORTED_MODULE_8__.InternalError)({\n error: _context2.t0,\n id: id\n })));\n case 40:\n case \"end\":\n return _context2.stop();\n }\n }, _callee2, null, [[24, 36]]);\n }));\n return function onmessage(_x) {\n return _ref.apply(this, arguments);\n };\n }();\n\n // unblock main thread of worker\n addEventListener(\"message\", function (evt) {\n setTimeout(function () {\n return onmessage(evt);\n }, 0);\n });\n}\n\n/***/ }),\n\n/***/ \"./node_modules/microlink/esm/serialize.js\":\n/*!*************************************************!*\\\n !*** ./node_modules/microlink/esm/serialize.js ***!\n \\*************************************************/\n/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {\n\n\"use strict\";\n__webpack_require__.r(__webpack_exports__);\n/* harmony export */ __webpack_require__.d(__webpack_exports__, {\n/* harmony export */ \"default\": () => (/* binding */ serialize)\n/* harmony export */ });\n/* harmony import */ var _babel_runtime_helpers_slicedToArray__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! @babel/runtime/helpers/slicedToArray */ \"./node_modules/@babel/runtime/helpers/esm/slicedToArray.js\");\n/* harmony import */ var _babel_runtime_helpers_typeof__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! @babel/runtime/helpers/typeof */ \"./node_modules/@babel/runtime/helpers/esm/typeof.js\");\n/* harmony import */ var _enums_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./enums.js */ \"./node_modules/microlink/esm/enums.js\");\n\n\n\n\n/**\n * @name serialize\n * @description convert functions and promises at any level of nesting to strings\n * @param {any} it\n * @param {String} prefix - add to beginning of function ids\n * @returns [it, funcs]\n */\nfunction serialize(things) {\n var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},\n _ref$function_prefix = _ref.function_prefix,\n function_prefix = _ref$function_prefix === void 0 ? _enums_js__WEBPACK_IMPORTED_MODULE_2__.DEFAULT_FUNCTION_PREFIX : _ref$function_prefix,\n _ref$promise_prefix = _ref.promise_prefix,\n promise_prefix = _ref$promise_prefix === void 0 ? _enums_js__WEBPACK_IMPORTED_MODULE_2__.DEFAULT_PROMISE_PREFIX : _ref$promise_prefix;\n var generate_id = arguments.length > 2 ? arguments[2] : undefined;\n var funcs = {};\n var proms = {};\n if (!generate_id) generate_id = function generate_id() {\n return Math.random();\n };\n function stringify(it) {\n if (Array.isArray(it)) {\n return it.map(function (i) {\n return stringify(i);\n });\n } else if (typeof it === \"function\") {\n var fid = generate_id(it);\n funcs[fid] = it;\n return function_prefix + fid;\n } else if ((0,_babel_runtime_helpers_typeof__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(it) === \"object\" && it !== null && typeof it.then === \"function\") {\n var pid = generate_id(it);\n proms[pid] = it;\n funcs[pid] = function () {\n return it;\n }; // create function that returns the promise\n return promise_prefix + pid;\n } else if ((0,_babel_runtime_helpers_typeof__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(it) === \"object\" && it !== null && it.constructor.name.indexOf(\"Array\") === -1) {\n // object that is not null nor a typed array\n return Object.fromEntries(Object.entries(it).map(function (_ref2) {\n var _ref3 = (0,_babel_runtime_helpers_slicedToArray__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_ref2, 2),\n k = _ref3[0],\n v = _ref3[1];\n return [k, stringify(v)];\n }));\n } else {\n return it;\n }\n }\n things = stringify(things);\n return [things, funcs, proms];\n}\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/bbox-area.js\":\n/*!********************************************!*\\\n !*** ./node_modules/bbox-fns/bbox-area.js ***!\n \\********************************************/\n/***/ ((module) => {\n\n\"use strict\";\n\n\n/**\n * @name bboxArea\n * @param {Array} bbox - bounding box in form [xmin, ymin, xmax, ymax]\n * @return {Number} area of the bounding box\n */\nfunction bboxArea([xmin, ymin, xmax, ymax]) {\n return (xmax - xmin) * (ymax - ymin);\n}\n\nmodule.exports = bboxArea;\nmodule.exports[\"default\"] = bboxArea;\n\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/bbox-array.js\":\n/*!*********************************************!*\\\n !*** ./node_modules/bbox-fns/bbox-array.js ***!\n \\*********************************************/\n/***/ ((module) => {\n\n\"use strict\";\n\n\n/**\n * @name bboxArray\n * @param {Array} points - an array (aka ring) of points\n * @return {bbox} bbox in form [xmin, ymin, xmax, ymax]\n */\nfunction bboxArray(points, { nan_strategy = \"throw\" } = { nan_strategy: \"throw\" }) {\n const count = points.length;\n let xmin = null;\n let xmax = null;\n\n let ymin = null;\n let ymax = null;\n for (let i = 0; i < count; i++) {\n const [x, y] = points[i];\n if (isNaN(x)) {\n if (nan_strategy === \"throw\") {\n throw new Error(\"[bbox-fns/bbox-array] encountered point with a NaN value: [\" + x + \", \" + y + \"]\");\n }\n } else if (xmin === null) {\n xmin = x;\n xmax = x;\n } else {\n if (x < xmin) xmin = x;\n else if (x > xmax) xmax = x;\n }\n if (isNaN(y)) {\n if (nan_strategy === \"throw\") {\n throw new Error(\"[bbox-fns/bbox-array] encountered point with a NaN value: [\" + x + \", \" + y + \"]\");\n }\n } else if (ymin === null) {\n ymin = y;\n ymax = y;\n } else {\n if (y < ymin) ymin = y;\n else if (y > ymax) ymax = y;\n }\n }\n return [xmin, ymin, xmax, ymax];\n}\n\nmodule.exports = bboxArray;\nmodule.exports[\"default\"] = bboxArray;\n\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/bbox-point.js\":\n/*!*********************************************!*\\\n !*** ./node_modules/bbox-fns/bbox-point.js ***!\n \\*********************************************/\n/***/ ((module) => {\n\n\"use strict\";\n\n\n/**\n * @name bboxPoint\n * @param {Array} point - a point in form [x, y] or [longitude, latitude]\n * @return {bbox} a bbox of zero width and height in form [xmin, ymin, xmax, ymax]\n */\nfunction bboxPoint([x, y]) {\n return [x, y, x, y];\n}\n\nmodule.exports = bboxPoint;\nmodule.exports[\"default\"] = bboxPoint;\n\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/bbox-size.js\":\n/*!********************************************!*\\\n !*** ./node_modules/bbox-fns/bbox-size.js ***!\n \\********************************************/\n/***/ ((module) => {\n\n\"use strict\";\n\n\n/**\n * @name bboxSize\n * @param {Array} bbox - bounding box in form [xmin, ymin, xmax, ymax]\n * @return {bbox} size of the bounding box in form [width, height]\n */\nfunction bboxSize([xmin, ymin, xmax, ymax]) {\n return [xmax - xmin, ymax - ymin];\n}\n\nmodule.exports = bboxSize;\nmodule.exports[\"default\"] = bboxSize;\n\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/boolean-contains-point.js\":\n/*!*********************************************************!*\\\n !*** ./node_modules/bbox-fns/boolean-contains-point.js ***!\n \\*********************************************************/\n/***/ ((module) => {\n\n\"use_strict\";\n\n// check if a bounding box contains a point\nfunction booleanContainsPoint([xmin, ymin, xmax, ymax], [x, y], { exclusive = false } = { exclusive: false }) {\n if (exclusive) {\n // exclude points on an exact edge of the bounding box\n return y < ymax && y > ymin && x < xmax && x > xmin;\n } else {\n return y >= ymin && y <= ymax && x >= xmin && x <= xmax;\n }\n}\n\nmodule.exports = booleanContainsPoint;\nmodule.exports[\"default\"] = booleanContainsPoint;\n\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/boolean-contains.js\":\n/*!***************************************************!*\\\n !*** ./node_modules/bbox-fns/boolean-contains.js ***!\n \\***************************************************/\n/***/ ((module) => {\n\n\"use_strict\";\n\n// check if the first bbox completely contains the second\nfunction booleanContains([axmin, aymin, axmax, aymax], [bxmin, bymin, bxmax, bymax], { exclusive = false } = { exclusive: false }) {\n if (exclusive) {\n const xContained = bxmin > axmin && bxmax < axmax;\n const yContained = bymin > aymin && bymax < aymax;\n return xContained && yContained;\n } else {\n const xContained = bxmin >= axmin && bxmax <= axmax;\n const yContained = bymin >= aymin && bymax <= aymax;\n return xContained && yContained;\n }\n}\n\nmodule.exports = booleanContains;\nmodule.exports[\"default\"] = booleanContains;\n\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/boolean-intersects.js\":\n/*!*****************************************************!*\\\n !*** ./node_modules/bbox-fns/boolean-intersects.js ***!\n \\*****************************************************/\n/***/ ((module) => {\n\n\"use_strict\";\n\n// check if two bounding boxes overlap at all\nfunction booleanIntersects([axmin, aymin, axmax, aymax], [bxmin, bymin, bxmax, bymax]) {\n const yOverlaps = bymin <= aymax && bymax >= aymin;\n const xOverlaps = bxmin <= axmax && bxmax >= axmin;\n return xOverlaps && yOverlaps;\n}\n\nmodule.exports = booleanIntersects;\nmodule.exports[\"default\"] = booleanIntersects;\n\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/boolean-rectangle.js\":\n/*!****************************************************!*\\\n !*** ./node_modules/bbox-fns/boolean-rectangle.js ***!\n \\****************************************************/\n/***/ ((module) => {\n\nconst VALID_ORDERING = [\n // clockwise\n \"right -> down -> left -> up\",\n \"down -> left -> up -> right\",\n \"left -> up -> right -> down\",\n \"up -> right -> down -> left\",\n\n // counter-clockwise\n \"down -> right -> up -> left\",\n \"right -> up -> left -> down\",\n \"up -> left -> down -> right\",\n \"left -> down -> right -> up\"\n];\n\nfunction booleanRectangle(coords, { debug = 0 } = { debug: 0 }) {\n if (!Array.isArray(coords)) {\n if (debug) {\n console.log(\"[bbox-fns/booleanRectangle] coords is not an array\");\n }\n return false;\n }\n\n // unwrap ring from polygon\n if (coords.length === 1) coords = coords[0];\n\n // if multi-polygon, may need to unwrap twice\n if (coords.length === 1) coords = coords[0];\n\n if (!coords.every(pt => Array.isArray(pt) && pt.every(n => typeof n === \"number\"))) {\n if (debug) console.log(\"[bbox-fns/booleanRectangle] invalid points\");\n return false;\n }\n\n // first and last coordinate should be the same\n if (JSON.stringify(coords[0]) !== JSON.stringify(coords[coords.length - 1])) {\n if (debug) console.log(\"[bbox-fns/booleanRectangle] first and last coordinates not equal\");\n return false;\n }\n\n let order = [];\n for (let i = 1; i < coords.length; i++) {\n const [x0, y0] = coords[i - 1];\n const [x1, y1] = coords[i];\n const vertical = x0 === x1;\n const horizontal = y0 === y1;\n\n // if both true or both false\n if (vertical === horizontal) {\n if (debug) console.log(\"[bbox-fns/booleanRectangle] invalid angle\");\n return false;\n }\n\n let direction;\n if (vertical) {\n direction = y1 > y0 ? \"up\" : \"down\";\n } else if (horizontal) {\n direction = x1 > x0 ? \"right\" : \"left\";\n }\n\n if (direction !== order[order.length - 1]) {\n if (order.length === 4) {\n if (debug) console.log(\"[bbox-fns/booleanRectangle] more than 4 turns\");\n return false;\n }\n order.push(direction);\n }\n }\n\n order = order.join(\" -> \");\n if (debug) console.log(\"[bbox-fns/booleanRectangle] order: \" + order);\n\n if (VALID_ORDERING.indexOf(order) === -1) {\n if (debug) console.log(\"[bbox-fns/booleanRectangle] invalid order\");\n return false;\n }\n\n return true;\n}\n\nmodule.exports = booleanRectangle;\nmodule.exports[\"default\"] = booleanRectangle;\n\n\n/***/ }),\n\n/***/ \"./node_modules/bbox-fns/calc-all.js\":\n/*!*******************************************!*\\\n !*** ./node