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Operations: resize, crop, rotate, flip, convert, compress, strip-metadata, brightness, contrast, saturation, color-channels, grayscale, sepia, invert. Includes format detection, MIME mapping, metadata parsing, and engine orchestrator.
29 lines
825 B
TypeScript
29 lines
825 B
TypeScript
import sharp from "sharp";
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import type { ImageInfo } from "../types.js";
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/**
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* Extract comprehensive image metadata from a buffer.
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*/
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export async function getImageInfo(buffer: Buffer): Promise<ImageInfo> {
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const metadata = await sharp(buffer).metadata();
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return {
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width: metadata.width ?? 0,
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height: metadata.height ?? 0,
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format: metadata.format ?? "unknown",
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channels: metadata.channels ?? 0,
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size: buffer.length,
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hasAlpha: metadata.hasAlpha ?? false,
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metadata: {
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space: metadata.space,
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density: metadata.density,
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isProgressive: metadata.isProgressive,
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hasProfile: metadata.hasProfile,
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orientation: metadata.orientation,
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exif: metadata.exif ? true : false,
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icc: metadata.icc ? true : false,
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xmp: metadata.xmp ? true : false,
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},
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};
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}
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