decord/source/__polyfill/05xxx/module_5339.js

// Module ID: 5339
// Function ID: 5340
// Dependencies: [5299, 5314, 5315, 5311, 5294]

// Module 5339
import _mod5294 from "module_5294" /* 5294 */;
import _modDef5299 from "module_5299" /* 5299 */;
import _modDef5311 from "module_5311" /* 5311 */;
import get0thIfdOffset from "get0thIfdOffset" /* 5314 */;
import IFD_TYPE_0TH from "IFD_TYPE_0TH" /* 5315 */;

require = arg1;
importDefault = arg2;
const dependencyMap = arg6;
let c3 = 16;

export default {
  read(buffer, c5, arg2) {
    let iter;
    const byteOrder = _modDef5299.getByteOrder(buffer, c5);
    const obj2 = get0thIfdOffset;
    const ifd = obj2.readIfd(buffer, IFD_TYPE_0TH.IFD_TYPE_MPF, c5, get0thIfdOffset.get0thIfdOffset(buffer, c5, byteOrder), byteOrder, arg2);
    if (ifd.MPEntry) {
      const items = [];
      const _Math = Math;
      let num13 = 0;
      if (0 < Math.ceil(ifd.MPEntry.value.length / c3)) {
        while (true) {
          items[num13] = {};
          value = ifd.MPEntry.value;
          let result = num13 * c3;
          let obj4 = _modDef5311;
          let typeSize = obj4.getTypeSize("LONG");
          if (byteOrder === _modDef5299.LITTLE_ENDIAN) {
            let num17 = 0;
            let num18 = 0;
            let num19 = 0;
            if (0 < typeSize) {
              do {
                num18 = num18 + (value[result + num17] << 8 * num17);
                num17 = num17 + 1;
                num19 = num18;
              } while (num17 < typeSize);
            }
            let num16 = num19;
          } else {
            let num14 = 0;
            let num15 = 0;
            num16 = 0;
            if (0 < typeSize) {
              do {
                num15 = num15 + (value[result + num14] << 8 * (typeSize - 1 - num14));
                num14 = num14 + 1;
                num16 = num15;
              } while (num14 < typeSize);
            }
          }
          let items1 = [num16 >> 31 & 1, num16 >> 30 & 1, num16 >> 29 & 1];
          let items2 = [];
          if (items1[0]) {
            let arr = items2.push("Dependent Parent Image");
          }
          if (items1[1]) {
            let arr2 = items2.push("Dependent Child Image");
          }
          if (items1[2]) {
            let arr3 = items2.push("Representative Image");
          }
          let obj5 = { value: items1, description: null };
          let tmp14 = items2.join(", ") || "None";
          obj5.description = tmp14;
          items[num13].ImageFlags = obj5;
          let tmp15 = num16 >> 24 & 7;
          let obj6 = { value: tmp15, description: null };
          let str11 = "Unknown";
          if (0 === tmp15) {
            str11 = "JPEG";
          }
          obj6.description = str11;
          items[num13].ImageFormat = obj6;
          let tmp16 = 16777215 & num16;
          let obj7 = { value: tmp16, description: null };
          let str12 = { 196608: "Baseline MP Primary Image", 65537: "Large Thumbnail (VGA equivalent)", 65538: "Large Thumbnail (Full HD equivalent)", 131073: "Multi-Frame Image (Panorama)", 131074: "Multi-Frame Image (Disparity)", 131075: "Multi-Frame Image (Multi-Angle)", 0: "Undefined" }[tmp16];
          if (!str12) {
            str12 = "Unknown";
          }
          obj7.description = str12;
          items[num13].ImageType = obj7;
          value2 = ifd.MPEntry.value;
          let sum = num13 * c3 + 4;
          let obj8 = _modDef5311;
          let typeSize1 = obj8.getTypeSize("LONG");
          if (byteOrder === _modDef5299.LITTLE_ENDIAN) {
            let num23 = 0;
            let num24 = 0;
            let num25 = 0;
            if (0 < typeSize1) {
              do {
                num24 = num24 + (value2[sum + num23] << 8 * num23);
                num23 = num23 + 1;
                num25 = num24;
              } while (num23 < typeSize1);
            }
            let num22 = num25;
          } else {
            let num20 = 0;
            let num21 = 0;
            num22 = 0;
            if (0 < typeSize1) {
              do {
                num21 = num21 + (value2[sum + num20] << 8 * (typeSize1 - 1 - num20));
                num20 = num20 + 1;
                num22 = num21;
              } while (num20 < typeSize1);
            }
          }
          let obj9 = { value: num22, description: "" + num22 };
          items[num13].ImageSize = obj9;
          iter = ifd.MPEntry;
          if (0 !== num13) {
            break;
          } else {
            let obj10 = { value: 0, description: "" };
            items[num13].ImageOffset = obj10;
            let value3 = ifd.MPEntry.value;
            let sum1 = num13 * c3 + 12;
            let obj11 = _modDef5311;
            let typeSize2 = obj11.getTypeSize("SHORT");
            if (byteOrder === _modDef5299.LITTLE_ENDIAN) {
              let num36 = 0;
              let num37 = 0;
              let num38 = 0;
              if (0 < typeSize2) {
                do {
                  num37 = num37 + (value3[sum1 + num36] << 8 * num36);
                  num36 = num36 + 1;
                  num38 = num37;
                } while (num36 < typeSize2);
              }
              let num35 = num38;
            } else {
              let num33 = 0;
              let num34 = 0;
              num35 = 0;
              if (0 < typeSize2) {
                do {
                  num34 = num34 + (value3[sum1 + num33] << 8 * (typeSize2 - 1 - num33));
                  num33 = num33 + 1;
                  num35 = num34;
                } while (num33 < typeSize2);
              }
            }
            let obj12 = { value: num35, description: "" + num35 };
            items[num13].DependentImage1EntryNumber = obj12;
            let value4 = ifd.MPEntry.value;
            let sum2 = num13 * c3 + 14;
            let obj13 = _modDef5311;
            let typeSize3 = obj13.getTypeSize("SHORT");
            if (byteOrder === _modDef5299.LITTLE_ENDIAN) {
              let num42 = 0;
              let num43 = 0;
              let num44 = 0;
              if (0 < typeSize3) {
                do {
                  num43 = num43 + (value4[sum2 + num42] << 8 * num42);
                  num42 = num42 + 1;
                  num44 = num43;
                } while (num42 < typeSize3);
              }
              let num41 = num44;
            } else {
              let num39 = 0;
              let num40 = 0;
              num41 = 0;
              if (0 < typeSize3) {
                do {
                  num40 = num40 + (value4[sum2 + num39] << 8 * (typeSize3 - 1 - num39));
                  num39 = num39 + 1;
                  num41 = num40;
                } while (num39 < typeSize3);
              }
            }
            let obj14 = { value: num41, description: "" + num41 };
            items[num13].DependentImage2EntryNumber = obj14;
            buffer = buffer.buffer;
            items[num13].image = buffer.slice(0, num22);
            let obj15 = _mod5294;
            let deferInitResult = obj15.deferInit(items[num13], "base64", function() {
              return _mod5294.getBase64Image(this.image);
            });
            num13 = num13 + 1;
            let _Math2 = Math;
          }
        }
        const value5 = iter.value;
        const sum3 = num13 * c3 + 8;
        const typeSize4 = _modDef5311.getTypeSize("LONG");
        if (byteOrder === _modDef5299.LITTLE_ENDIAN) {
          let num30 = 0;
          let num31 = 0;
          let num32 = 0;
          if (0 < typeSize4) {
            do {
              num31 = num31 + (value5[sum3 + num30] << 8 * num30);
              num30 = num30 + 1;
              num32 = num31;
            } while (num30 < typeSize4);
          }
          let num29 = num32;
        } else {
          let num27 = 0;
          let num28 = 0;
          num29 = 0;
          if (0 < typeSize4) {
            do {
              num28 = num28 + (value5[sum3 + num27] << 8 * (typeSize4 - 1 - num27));
              num27 = num27 + 1;
              num29 = num28;
            } while (num27 < typeSize4);
          }
        }
        const sum4 = num29 + c5;
      }
      ifd.Images = items;
    }
    return ifd;
  }
};