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improve spacing detection, and layout detection

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This commit is contained in:
Abimael Martell
2026-02-09 12:45:08 -08:00
parent 0e5e978a33
commit 3d6772fc20
7 changed files with 385 additions and 82 deletions
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src/bin/detect_pdf.rs
+22 -15
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@@ -25,7 +25,7 @@ fn main() {
if json_output {
println!(
r#"{{"pdf_type":"{}","page_count":{},"pages_sampled":{},"pages_with_text":{},"confidence":{:.2},"title":{},"detection_time_ms":{}}}"#,
r#"{{"pdf_type":"{}","page_count":{},"pages_sampled":{},"pages_with_text":{},"confidence":{:.2},"title":{},"ocr_recommended":{},"detection_time_ms":{}}}"#,
match result.pdf_type {
PdfType::TextBased => "text_based",
PdfType::Scanned => "scanned",
@@ -41,6 +41,7 @@ fn main() {
.as_ref()
.map(|t| format!("\"{}\"", t.replace('"', "\\\"")))
.unwrap_or_else(|| "null".to_string()),
result.ocr_recommended,
elapsed.as_millis()
);
} else {
@@ -62,6 +63,10 @@ fn main() {
println!("Page count: {}", result.page_count);
println!("Pages sampled: {}", result.pages_sampled);
println!("Pages with text: {}", result.pages_with_text);
println!(
"OCR recommended: {}",
if result.ocr_recommended { "YES" } else { "NO" }
);
if let Some(title) = &result.title {
println!("Title: {}", title);
}
@@ -70,21 +75,23 @@ fn main() {
println!();
// Recommendations
match result.pdf_type {
PdfType::TextBased => {
println!("Recommendation: Use direct text extraction (fast)");
}
PdfType::Scanned => {
println!("Recommendation: Use OCR (MinerU or similar)");
}
PdfType::ImageBased => {
println!("Recommendation: Use OCR for best results");
}
PdfType::Mixed => {
println!(
"Recommendation: Try text extraction first, use OCR for image pages"
);
if result.ocr_recommended {
match result.pdf_type {
PdfType::Mixed => {
println!("Recommendation: Use OCR - images provide essential context (template PDF)");
}
PdfType::Scanned => {
println!("Recommendation: Use OCR (MinerU or similar)");
}
PdfType::ImageBased => {
println!("Recommendation: Use OCR for best results");
}
_ => {
println!("Recommendation: Use OCR for complete extraction");
}
}
} else {
println!("Recommendation: Use direct text extraction (fast)");
}
}
}