feat: ocr (#18836)

* feat: add OCR functionality and related configurations

* chore: update labeler configuration for machine learning files

* feat(i18n): enhance OCR model descriptions and add orientation classification and unwarping features

* chore: update Dockerfile to include ccache for improved build performance

* feat(ocr): enhance OCR model configuration with orientation classification and unwarping options, update PaddleOCR integration, and improve response structure

* refactor(ocr): remove OCR_CLEANUP job from enum and type definitions

* refactor(ocr): remove obsolete OCR entity and migration files, and update asset job status and schema to accommodate new OCR table structure

* refactor(ocr): update OCR schema and response structure to use individual coordinates instead of bounding box, and adjust related service and repository files

* feat: enhance OCR configuration and functionality

- Updated OCR settings to include minimum detection box score, minimum detection score, and minimum recognition score.
- Refactored PaddleOCRecognizer to utilize new scoring parameters.
- Introduced new database tables for asset OCR data and search functionality.
- Modified related services and repositories to support the new OCR features.
- Updated translations for improved clarity in settings UI.

* sql changes

* use rapidocr

* change dto

* update web

* update lock

* update api

* store positions as normalized floats

* match column order in db

* update admin ui settings descriptions

fix max resolution key

set min threshold to 0.1

fix bind

* apply config correctly, adjust defaults

* unnecessary model type

* unnecessary sources

* fix(ocr): switch RapidOCR lang type from LangDet to LangRec

* fix(ocr): expose lang_type (LangRec.CH) and font_path on OcrOptions for RapidOCR

* fix(ocr): make OCR text search case- and accent-insensitive using ILIKE + unaccent

* fix(ocr): add OCR search fields

* fix: Add OCR database migration and update ML prediction logic.

* trigrams are already case insensitive

* add tests

* format

* update migrations

* wrong uuid function

* linting

* maybe fix medium tests

* formatting

* fix weblate check

* openapi

* sql

* minor fixes

* maybe fix medium tests part 2

* passing medium tests

* format web

* readd sql

* format dart

* disabled in e2e

* chore: translation ordering

---------

Co-authored-by: mertalev <101130780+mertalev@users.noreply.github.com>
Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

machine-learning/immich_ml/models/__init__.py

@@ -3,6 +3,8 @@ from typing import Any
 from immich_ml.models.base import InferenceModel
 from immich_ml.models.clip.textual import MClipTextualEncoder, OpenClipTextualEncoder
 from immich_ml.models.clip.visual import OpenClipVisualEncoder
+from immich_ml.models.ocr.detection import TextDetector
+from immich_ml.models.ocr.recognition import TextRecognizer
 from immich_ml.schemas import ModelSource, ModelTask, ModelType
 
 from .constants import get_model_source
@@ -28,6 +30,12 @@ def get_model_class(model_name: str, model_type: ModelType, model_task: ModelTas
         case ModelSource.INSIGHTFACE, ModelType.RECOGNITION, ModelTask.FACIAL_RECOGNITION:
             return FaceRecognizer
 
+        case ModelSource.PADDLE, ModelType.DETECTION, ModelTask.OCR:
+            return TextDetector
+
+        case ModelSource.PADDLE, ModelType.RECOGNITION, ModelTask.OCR:
+            return TextRecognizer
+
         case _:
             raise ValueError(f"Unknown model combination: {source}, {model_type}, {model_task}")