decord/source/modules/media_uploads/ImageEncodingLadder.tsx
2026-07-28 08:39:19 +00:00

117 lines
4 KiB
TypeScript

// Module ID: 4734
// Function ID: 41059
// Name: getAdaptiveImageCompressionQuality
// Dependencies: [6, 7, 653, 2]
// Module 4734 (getAdaptiveImageCompressionQuality)
import _classCallCheck from "_classCallCheck";
import _defineProperties from "_defineProperties";
import { CompressionQuality } from "ME";
function getAdaptiveImageCompressionQuality(size, ADAPTIVE_COMPRESSION_CONFIG) {
if (ADAPTIVE_COMPRESSION_CONFIG.useAdaptiveCompression) {
if (null != size.width) {
if (null != size.height) {
const result = size.width * size.height;
if (result <= obj.SMALL) {
let HIGH5 = ADAPTIVE_COMPRESSION_CONFIG.veryHighQuality;
if (null == HIGH5) {
HIGH5 = CompressionQuality.HIGH;
}
let HIGH = HIGH5;
} else if (result <= obj.MEDIUM) {
let HIGH4 = ADAPTIVE_COMPRESSION_CONFIG.highQuality;
if (null == HIGH4) {
HIGH4 = CompressionQuality.HIGH;
}
HIGH = HIGH4;
} else if (result <= obj.LARGE) {
let HIGH3 = ADAPTIVE_COMPRESSION_CONFIG.mediumQuality;
if (null == HIGH3) {
HIGH3 = CompressionQuality.HIGH;
}
HIGH = HIGH3;
} else if (result <= obj.VERY_LARGE) {
let HIGH2 = ADAPTIVE_COMPRESSION_CONFIG.lowQuality;
if (null == HIGH2) {
HIGH2 = CompressionQuality.HIGH;
}
HIGH = HIGH2;
} else {
HIGH = ADAPTIVE_COMPRESSION_CONFIG.veryLowQuality;
if (null == HIGH) {
HIGH = CompressionQuality.HIGH;
}
}
return HIGH;
}
}
return CompressionQuality.HIGH;
} else {
return CompressionQuality.HIGH;
}
}
let obj = { SMALL: 921600, MEDIUM: 2073600, LARGE: 3686400, VERY_LARGE: 8294400 };
obj = { useAdaptiveCompression: true, veryHighQuality: 0.8, highQuality: 0.7, mediumQuality: 0.6, lowQuality: 0.5, veryLowQuality: 0.4, useOriginalIfSmaller: true };
const tmp2 = (() => {
class ImageEncodingLadder {
constructor() {
tmp = ImageEncodingLadder(this, ImageEncodingLadder);
return;
}
}
let obj = {
key: "selectEncodingConfig",
value(width) {
let targetHeight;
let targetWidth;
({ targetWidth, targetHeight } = ImageEncodingLadder.clampDimensions(width.width, width.height, 3840, 2160));
if (width.width === targetWidth) {
if (width.height === targetHeight) {
let obj = {};
obj = { width: targetWidth, height: targetHeight };
obj.compressionQuality = 100 * outer1_5(obj, outer1_4);
obj.targetWidth = targetWidth;
obj.targetHeight = targetHeight;
}
return obj;
}
obj = {};
const lowQuality = outer1_4.lowQuality;
let num = 0.5;
if (null != lowQuality) {
num = lowQuality;
}
obj.compressionQuality = 100 * num;
obj.targetWidth = targetWidth;
obj.targetHeight = targetHeight;
}
};
const items = [obj, ];
obj = {
key: "clampDimensions",
value(targetWidth, targetHeight) {
const bound = Math.max(targetWidth, targetHeight);
const bound1 = Math.min(targetWidth, targetHeight);
const bound2 = Math.max(arg2, arg3);
const bound3 = Math.min(arg2, arg3);
if (bound <= bound2) {
if (bound1 <= bound3) {
let obj = { targetWidth, targetHeight };
return obj;
}
}
const bound4 = Math.min(bound2 / bound, bound3 / bound1);
obj = { targetWidth: Math.max(1, Math.round(targetWidth * bound4)), targetHeight: Math.max(1, Math.round(targetHeight * bound4)) };
return obj;
}
};
items[1] = obj;
return callback(ImageEncodingLadder, null, items);
})();
let result = require("ME").fileFinishedImporting("modules/media_uploads/ImageEncodingLadder.tsx");
export const IMAGE_COMPRESSION_THRESHOLDS = obj;
export const ADAPTIVE_COMPRESSION_CONFIG = obj;
export { getAdaptiveImageCompressionQuality };
export const ImageEncodingLadder = tmp2;