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feat(ocr): auto-detect rotated pages in Tesseract (#1167)

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* fix(ocr): tesseract support mis-oriented documents

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* fix(ocr): update missing test data

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* fix(ocr): rotate image to the natural orientation before layout prediction

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* fix(ocr): move bounding bow rotation util to orientation.py

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* fix(ocr): refactor rotation utilities

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* chore(ocr): revert layout updates

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* chore(ocr): update e2e OCR test data

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* fix(ocr): avoid to swallow tesseract errors causing orientation detection failures

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* chore(ocr): revert layout updates

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>

* chore(ocr): update e2e OCR test data

* chore(ocr): proceed to OCR without rotation when OSD fails in `TesseractOcrCliModel`

* chore(ocr): proceed to OCR without rotation when OSD fails in `TesseractOcrModel`

* chore(ocr): default `TesseractOcrCliModel._is_auto` to `False`

* fix(ocr): fix `TesseractOcrCliModel._is_auto` computation

* chore(ocr): improve logging in case of OSD failure in `TesseractOcrCliModel` and `TesseractOcrModel`

---------

Signed-off-by: Clément Doumouro <clement.doumouro@gmail.com>
This commit is contained in:
Clément Doumouro
2025-05-21 18:12:33 +02:00
committed by GitHub
parent 90875247e5
commit 45265bf8b1
96 changed files with 9864 additions and 5258 deletions
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18
tests/data/groundtruth/docling_v1/right_to_left_02.pages.json
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@@ -5951,7 +5951,7 @@
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"coord_origin": "TOPLEFT"
},
"confidence": 0.93938809633255,
"confidence": 0.9393879771232605,
"cells": [
{
"index": 77,
@@ -7406,7 +7406,7 @@
"b": 534.1167018462124,
"coord_origin": "TOPLEFT"
},
"confidence": 0.5769621729850769,
"confidence": 0.5769620537757874,
"cells": [
{
"index": 134,
@@ -8046,7 +8046,7 @@
"b": 650.6431884765625,
"coord_origin": "TOPLEFT"
},
"confidence": 0.6444893479347229,
"confidence": 0.6444889903068542,
"cells": [],
"children": []
}
@@ -10042,7 +10042,7 @@
"b": 465.596681609368,
"coord_origin": "TOPLEFT"
},
"confidence": 0.93938809633255,
"confidence": 0.9393879771232605,
"cells": [
{
"index": 77,
@@ -11509,7 +11509,7 @@
"b": 534.1167018462124,
"coord_origin": "TOPLEFT"
},
"confidence": 0.5769621729850769,
"confidence": 0.5769620537757874,
"cells": [
{
"index": 134,
@@ -12155,7 +12155,7 @@
"b": 650.6431884765625,
"coord_origin": "TOPLEFT"
},
"confidence": 0.6444893479347229,
"confidence": 0.6444889903068542,
"cells": [],
"children": []
},
@@ -14148,7 +14148,7 @@
"b": 465.596681609368,
"coord_origin": "TOPLEFT"
},
"confidence": 0.93938809633255,
"confidence": 0.9393879771232605,
"cells": [
{
"index": 77,
@@ -15615,7 +15615,7 @@
"b": 534.1167018462124,
"coord_origin": "TOPLEFT"
},
"confidence": 0.5769621729850769,
"confidence": 0.5769620537757874,
"cells": [
{
"index": 134,
@@ -16261,7 +16261,7 @@
"b": 650.6431884765625,
"coord_origin": "TOPLEFT"
},
"confidence": 0.6444893479347229,
"confidence": 0.6444889903068542,
"cells": [],
"children": []
},