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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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48
tests/data/groundtruth/docling_v2/unit_test_formatting.docx.json
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@@ -232,6 +232,12 @@
"prov": [],
"orig": "hyperlink",
"text": "hyperlink",
"formatting": {
"bold": false,
"italic": false,
"underline": false,
"strikethrough": false
},
"hyperlink": "https:/github.com/DS4SD/docling"
},
{
@@ -263,7 +269,13 @@
"label": "paragraph",
"prov": [],
"orig": "Normal",
"text": "Normal"
"text": "Normal",
"formatting": {
"bold": false,
"italic": false,
"underline": false,
"strikethrough": false
}
},
{
"self_ref": "#/texts/6",
@@ -329,7 +341,13 @@
"label": "paragraph",
"prov": [],
"orig": "and",
"text": "and"
"text": "and",
"formatting": {
"bold": false,
"italic": false,
"underline": false,
"strikethrough": false
}
},
{
"self_ref": "#/texts/10",
@@ -342,6 +360,12 @@
"prov": [],
"orig": "hyperlink",
"text": "hyperlink",
"formatting": {
"bold": false,
"italic": false,
"underline": false,
"strikethrough": false
},
"hyperlink": "https:/github.com/DS4SD/docling"
},
{
@@ -354,7 +378,13 @@
"label": "paragraph",
"prov": [],
"orig": "on the same line",
"text": "on the same line"
"text": "on the same line",
"formatting": {
"bold": false,
"italic": false,
"underline": false,
"strikethrough": false
}
},
{
"self_ref": "#/texts/12",
@@ -439,6 +469,12 @@
"prov": [],
"orig": "Some",
"text": "Some",
"formatting": {
"bold": false,
"italic": false,
"underline": false,
"strikethrough": false
},
"enumerated": false,
"marker": "-"
},
@@ -513,6 +549,12 @@
"prov": [],
"orig": "Nested",
"text": "Nested",
"formatting": {
"bold": false,
"italic": false,
"underline": false,
"strikethrough": false
},
"enumerated": false,
"marker": "-"
},