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mealie/mealie/routes/ocr/pytesseract.py
Hayden 39adea4ee3
feat (WIP): bring png OCR scanning support (#1670)
* Add pytesseract

* Add simple ocr endpoint

replace extension argument

* feat/ocr-editor gui

* fix frontend linting issues

* Add service unit tests

* Add split text modes & single ingredient/instruction editing

* make split mode really reactive

* Remove default step and ingredient

* make the linter haappy

* Accept only image uploads

* Add automatic recipe title suggestion

* Correct regex

* fix incorrect array.map method usage

* make the linter happy again

* Swap route to use asset name

* Rearange buttons

* fix test data

* feat: Allow making image the recipe image

* Add translation

* Make the linter happy

* Restrict function setPropertyValueByPath generic

* Restrict template literal type

* Add a more friendly icon to creation page

* update poetry lock file

* Correct sloppy ocr classes

* Make MyPy happy

* Rewrite safer tests

* Add tesseract to backend test CI container dependencies

* Make canvas element a component global

* Remove unwanted spaces in selected text

* Add way to know if recipe was created with ocr

* Access to ocr-editor for ocr recipes

* Update Alembic revision

* Make the frontend build

* Fix scrolling offset bug

* Allow creation of recipes with custom settings

* Fix rebasing mistakes

* Add format_tsv_output test

* Exclude the tests data directory only

* Enforce camelCase for frontend functions

* Remove import of unused component

* Fix type and class initialization

* Add multi-language support

* Highlight words in mount

* Fix image ratio bug

* Better ocr creation page

* Revert awkward feature to scroll in Selection mode

* Rebasing alembic migrations sux

* Remove obsolete getShared function

* Add function docstring

* Move down ocr creation option

* Make toolbar icons more generic

* Show help at the bottom of the page

* move ocr types to own file

* Use template ref for the canvas

* Use i18n.tc to get strings directly

* Correct naming mistake

* Move Ocr editor to own directory

* Create Ocr Editor parts

* Safeguard recipe properties access

* Add loading frontend animation due to longer request time

* minor cleanup chores

Co-authored-by: Miroito <alban.vachette@gmail.com>
2022-09-25 15:00:45 -08:00

37 lines
1.4 KiB
Python

from fastapi import APIRouter, File
from mealie.routes._base import BaseUserController, controller
from mealie.schema.ocr.ocr import OcrAssetReq, OcrTsvResponse
from mealie.services.ocr.pytesseract import OcrService
from mealie.services.recipe.recipe_data_service import RecipeDataService
from mealie.services.recipe.recipe_service import RecipeService
router = APIRouter()
@controller(router)
class OCRController(BaseUserController):
def __init__(self):
self.ocr_service = OcrService()
@router.post("/", response_model=str)
def image_to_string(self, file: bytes = File(...)):
return self.ocr_service.image_to_string(file)
@router.post("/file-to-tsv", response_model=list[OcrTsvResponse])
def file_to_tsv(self, file: bytes = File(...)):
tsv = self.ocr_service.image_to_tsv(file)
return self.ocr_service.format_tsv_output(tsv)
@router.post("/asset-to-tsv", response_model=list[OcrTsvResponse])
def asset_to_tsv(self, req: OcrAssetReq):
recipe_service = RecipeService(self.repos, self.user, self.group)
recipe = recipe_service._get_recipe(req.recipe_slug)
if recipe.id is None:
return []
data_service = RecipeDataService(recipe.id, recipe.group_id)
asset_path = data_service.dir_assets.joinpath(req.asset_name)
file = open(asset_path, "rb")
tsv = self.ocr_service.image_to_tsv(file.read())
return self.ocr_service.format_tsv_output(tsv)