2 lines
1.3 KiB
JavaScript
2 lines
1.3 KiB
JavaScript
import{s as i,av as g,aw as s}from"./index-b5c8f851.js";function f(n){const t=r(n);return t!=null?t.toDataURL():""}async function u(n){const t=r(n);if(t==null)throw new i("imageToArrayBuffer","Unsupported image type");const e=await c(n),a=await new Promise(o=>t.toBlob(o,e));if(!a)throw new i("imageToArrayBuffer","Failed to encode image");return{data:await a.arrayBuffer(),type:e}}async function c(n){if(!(n instanceof HTMLImageElement))return"image/png";const t=n.src;if(g(t)){const e=s(t);return(e==null?void 0:e.mediaType)==="image/jpeg"?e.mediaType:"image/png"}return/\.png$/i.test(t)?"image/png":/\.(jpg|jpeg)$/i.test(t)?"image/jpeg":"image/png"}function r(n){if(n instanceof HTMLCanvasElement)return n;if(n instanceof HTMLVideoElement)return null;const t=document.createElement("canvas");t.width=n.width,t.height=n.height;const e=t.getContext("2d");return n instanceof HTMLImageElement?e.drawImage(n,0,0,n.width,n.height):n instanceof ImageData&&e.putImageData(n,0,0),t}function p(n){const t=[],e=new Uint8Array(n);for(let a=0;a<e.length;a++)t.push(String.fromCharCode(e[a]));return"data:application/octet-stream;base64,"+btoa(t.join(""))}function l(n){if(n.byteLength<8)return!1;const t=new Uint8Array(n);return t[0]===137&&t[1]===80&&t[2]===78&&t[3]===71&&t[4]===13&&t[5]===10&&t[6]===26&&t[7]===10}export{f as a,p as c,l as g,r as o,u as r};
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