38 lines
1.2 KiB
TypeScript
38 lines
1.2 KiB
TypeScript
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/* eslint-disable */
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import * as React from "react";
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import { Document, Page, Image, pdf } from "@react-pdf/renderer";
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import fs from "fs";
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async function main() {
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const png = fs.readFileSync("/tmp/debug-logo.png");
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// Test all 4 src variants
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const variants: Array<[string, any]> = [
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["Blob (image/png)", new Blob([new Uint8Array(png)], { type: "image/png" })],
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["Uint8Array", new Uint8Array(png)],
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["Buffer (Node)", png],
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["base64 string (NO data: prefix)", png.toString("base64")],
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];
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for (const [label, src] of variants) {
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try {
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const inst = pdf(
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<Document><Page size="A4" style={{padding: 40}}>
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<Image src={src} style={{ width: 110, height: 68 }} />
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</Page></Document>
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);
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const out = Buffer.from(await inst.toString(), "binary");
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console.log(`[${label}] size: ${out.length}`);
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// Find image stream
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const streamIdx = out.indexOf(Buffer.from("stream\n"));
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if (streamIdx >= 0) {
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const head = out.subarray(streamIdx + 7, streamIdx + 30);
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console.log(` stream head: ${head.toString("hex")}`);
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}
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} catch (e) {
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console.log(`[${label}] FAILED: ${e.message}`);
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}
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}
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}
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main().catch(e => { console.error("FAIL:", e); process.exit(1); });
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