45 lines
1.3 KiB
Markdown
45 lines
1.3 KiB
Markdown
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```dart title="Dart"
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import 'package:kreuzberg/kreuzberg.dart';
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Future<void> main() async {
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final config = ExtractionConfig(
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useCache: true,
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enableQualityProcessing: true,
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forceOcr: false,
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disableOcr: false,
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chunking: const ChunkingConfig(
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maxCharacters: 500,
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overlap: 50,
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trim: true,
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chunkerType: ChunkerType.text,
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sizing: ChunkSizing.characters(),
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prependHeadingContext: false,
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),
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pages: const PageConfig(
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extractPages: true,
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insertPageMarkers: false,
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markerFormat: '',
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),
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resultFormat: ResultFormat.unified,
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outputFormat: OutputFormat.plain(),
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includeDocumentStructure: false,
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maxArchiveDepth: 3,
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useLayoutForMarkdown: false,
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);
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final result = await KreuzbergBridge.extractFile('document.pdf', null, config);
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final chunks = result.chunks ?? const [];
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for (final chunk in chunks) {
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final first = chunk.metadata.firstPage;
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final last = chunk.metadata.lastPage;
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if (first != null && last != null) {
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final preview = chunk.content.length > 50
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? chunk.content.substring(0, 50)
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: chunk.content;
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final pageRange = first == last ? 'Page $first' : 'Pages $first-$last';
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print('Chunk: $preview... ($pageRange)');
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}
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}
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}
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```
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