76 lines
2.5 KiB
TypeScript
76 lines
2.5 KiB
TypeScript
/*
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* Vencord, a modification for Discord's desktop app
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* Copyright (c) 2022 Vendicated and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import { makeLazy } from "./misc";
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/*
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Add dynamically loaded dependencies for plugins here.
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*/
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// https://github.com/mattdesl/gifenc
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// this lib is way better than gif.js and all other libs, they're all so terrible but this one is nice
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// @ts-ignore ts mad
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export const getGifEncoder = makeLazy(() => import("https://unpkg.com/gifenc@1.0.3/dist/gifenc.esm.js"));
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// needed to parse APNGs in the nitroBypass plugin
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export const importApngJs = makeLazy(async () => {
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const exports = {};
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const winProxy = new Proxy(window, { set: (_, k, v) => exports[k] = v });
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Function("self", await fetch("https://cdnjs.cloudflare.com/ajax/libs/apng-canvas/2.1.1/apng-canvas.min.js").then(r => r.text()))(winProxy);
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// @ts-ignore
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return exports.APNG as { parseURL(url: string): Promise<ApngFrameData>; };
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});
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// https://wiki.mozilla.org/APNG_Specification#.60fcTL.60:_The_Frame_Control_Chunk
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export enum ApngDisposeOp {
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/**
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* no disposal is done on this frame before rendering the next; the contents of the output buffer are left as is.
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*/
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NONE,
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/**
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* the frame's region of the output buffer is to be cleared to fully transparent black before rendering the next frame.
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*/
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BACKGROUND,
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/**
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* the frame's region of the output buffer is to be reverted to the previous contents before rendering the next frame.
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*/
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PREVIOUS
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}
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// TODO: Might need to somehow implement this
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export enum ApngBlendOp {
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SOURCE,
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OVER
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}
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export interface ApngFrame {
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left: number;
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top: number;
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width: number;
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height: number;
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img: HTMLImageElement;
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delay: number;
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blendOp: ApngBlendOp;
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disposeOp: ApngDisposeOp;
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}
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export interface ApngFrameData {
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width: number;
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height: number;
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frames: ApngFrame[];
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playTime: number;
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}
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