120 lines
3.4 KiB
JavaScript
120 lines
3.4 KiB
JavaScript
// Module ID: 4925
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// Function ID: 4926
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// Name: getDataView
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// Dependencies: [4912, 4915]
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// Module 4925 (getDataView)
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const require = arg1;
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const module = arg2;
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const dependencyMap = arg6;
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arg5.default = {
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isWebpFile(dataView) {
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let tmp = dataView;
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if (tmp) {
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tmp = require(4912) /* getDataView */.getStringFromDataView(dataView, 0, 4) === "RIFF";
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const obj = require(4912) /* getDataView */;
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}
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if (tmp) {
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tmp = require(4912) /* getDataView */.getStringFromDataView(dataView, 8, 4) === "WEBP";
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const obj2 = require(4912) /* getDataView */;
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}
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return tmp;
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},
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findOffsets(byteLength) {
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let flag = false;
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let num = 12;
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let hasAppMarkers = false;
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let vp8xChunkOffset;
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let iccChunks;
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let xmpChunks;
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let tiffHeaderOffset;
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if (20 < byteLength.byteLength) {
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while (true) {
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let tmp10 = dependencyMap;
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let tmp9 = require;
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let obj = require(4912) /* getDataView */;
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let stringFromDataView = obj.getStringFromDataView(byteLength, num, 4);
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let uint32 = byteLength.getUint32(num + 4, true);
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let tmp13 = module;
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let flag3 = flag;
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let tmp14 = num;
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let tmp15 = tmp;
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let tmp16 = tmp2;
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let tmp17 = tmp3;
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let tmp18 = tmp4;
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if (module(4915).USE_EXIF) {
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if ("EXIF" === stringFromDataView) {
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let tmp9Result = tmp9(4912);
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let sum = num + 8;
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let sum1 = sum;
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if (tmp9Result.getStringFromDataView(byteLength, sum, 6) === "Exif\0\0") {
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sum1 = sum + 6;
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}
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let tmp22 = sum1;
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flag3 = true;
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let sum4 = tmp;
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let tmp20 = tmp2;
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let tmp21 = tmp3;
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let sum2 = uint32;
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if (uint32 % 2 !== 0) {
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sum2 = uint32 + 1;
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}
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let sum3 = num + (8 + sum2);
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flag = flag3;
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num = sum3;
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tmp = sum4;
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tmp2 = tmp20;
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tmp3 = tmp21;
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tmp4 = tmp22;
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hasAppMarkers = flag3;
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vp8xChunkOffset = sum4;
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iccChunks = tmp20;
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xmpChunks = tmp21;
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tiffHeaderOffset = tmp22;
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if (sum3 + 8 >= byteLength.byteLength) {
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break;
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}
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}
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}
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if (tmp13(4915).USE_XMP) {
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if ("XMP " === stringFromDataView) {
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obj = { dataOffset: null, length: null };
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obj[0] = num + 8;
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obj[1] = uint32;
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let items = [obj];
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flag3 = true;
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sum4 = tmp;
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tmp20 = tmp2;
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tmp21 = items;
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tmp22 = tmp4;
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}
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}
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if (tmp13(4915).USE_ICC) {
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if ("ICCP" === stringFromDataView) {
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obj = { offset: null, length: null, chunkNumber: 1, chunksTotal: 1 };
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obj[0] = num + 8;
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obj[1] = uint32;
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let items1 = [obj];
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flag3 = true;
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sum4 = tmp;
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tmp20 = items1;
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tmp21 = tmp3;
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tmp22 = tmp4;
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}
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}
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sum4 = tmp;
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tmp20 = tmp2;
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tmp21 = tmp3;
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tmp22 = tmp4;
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if ("VP8X" === stringFromDataView) {
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sum4 = num + 8;
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flag3 = true;
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tmp20 = tmp2;
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tmp21 = tmp3;
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tmp22 = tmp4;
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}
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}
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}
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return { hasAppMarkers, tiffHeaderOffset, xmpChunks, iccChunks, vp8xChunkOffset };
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}
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};
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