This commit is contained in:
34
docs/snippets/wasm/metadata/image-metadata.ts
Normal file
34
docs/snippets/wasm/metadata/image-metadata.ts
Normal file
@@ -0,0 +1,34 @@
|
||||
import type { ExtractionConfig } from "@kreuzberg/wasm";
|
||||
import { extractBytes, initWasm } from "@kreuzberg/wasm";
|
||||
|
||||
async function extractImageMetadata() {
|
||||
await initWasm();
|
||||
|
||||
const bytes = new Uint8Array(await fetch("document.pdf").then((r) => r.arrayBuffer()));
|
||||
|
||||
const config: ExtractionConfig = {
|
||||
images: {
|
||||
extractImages: true,
|
||||
targetDpi: 150,
|
||||
},
|
||||
};
|
||||
|
||||
const result = await extractBytes(bytes, "application/pdf", config);
|
||||
|
||||
if (result.images) {
|
||||
result.images.forEach((image, index) => {
|
||||
console.log(`Image ${index}:`, {
|
||||
format: image.format,
|
||||
width: image.width,
|
||||
height: image.height,
|
||||
pageNumber: image.pageNumber,
|
||||
colorspace: image.colorspace,
|
||||
bitsPerComponent: image.bitsPerComponent,
|
||||
isMask: image.isMask,
|
||||
dataSize: image.data.byteLength,
|
||||
});
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
extractImageMetadata().catch(console.error);
|
||||
Reference in New Issue
Block a user