35 lines
807 B
TypeScript
35 lines
807 B
TypeScript
import type { ExtractionConfig } from "@kreuzberg/wasm";
|
|
import { extractBytes, initWasm } from "@kreuzberg/wasm";
|
|
|
|
async function extractWithConditionalConfig(fileSize: number) {
|
|
await initWasm();
|
|
|
|
const config: ExtractionConfig = {};
|
|
|
|
if (fileSize > 10 * 1024 * 1024) {
|
|
config.chunking = {
|
|
maxChars: 500,
|
|
chunkOverlap: 50,
|
|
};
|
|
}
|
|
|
|
if (fileSize < 1 * 1024 * 1024) {
|
|
config.images = {
|
|
extractImages: true,
|
|
targetDpi: 300,
|
|
};
|
|
}
|
|
|
|
config.ocr = {
|
|
enabled: fileSize < 50 * 1024 * 1024,
|
|
};
|
|
|
|
const bytes = new Uint8Array(await fetch("document.pdf").then((r) => r.arrayBuffer()));
|
|
|
|
const result = await extractBytes(bytes, "application/pdf", config);
|
|
|
|
return result;
|
|
}
|
|
|
|
extractWithConditionalConfig(5 * 1024 * 1024).then((_r) => console.log("Done"));
|