Bug fixed relative path error

contrib/b64_image.py

+from base64 import b64decode
+import cv2
+import numpy as np
+
+
+def to_img(b64_str: str):
+    binary = b64decode(b64_str)
+    np_array = np.frombuffer(binary, np.uint8)
+    return cv2.imdecode(np_array, cv2.IMREAD_COLOR)

contrib/copy-image.py

+import sys
+from base64 import b64encode
+from cv2 import imwrite
+from b64_image import to_img
+
+
+img_file = sys.argv[1]
+
+with open(img_file, 'rb') as f:
+    binary = f.read()
+img_b64 = b64encode(binary)
+img = to_img(img_b64)
+imwrite('test.jpg', img)

contrib/requirements.txt

+opencv-python
+jsonrpcclient

contrib/web-client.py

+import sys
+from pprint import pprint
+from base64 import b64encode
+from jsonrpcclient import request
+import requests
+from b64_image import to_img
+
+
+img_file = sys.argv[1]
+url = 'http://localhost:8000/rpc'
+
+with open(img_file, 'rb') as f:
+    binary = f.read()
+img_b64 = b64encode(binary)
+p = dict(foto=img_b64.decode('utf-8'))
+json_data = request('ocr_ktp', params=[p])
+r = requests.post(url, json=json_data)
+print(r.json())

contrib/web-server.py

+from wsgiref.simple_server import make_server
+from pyramid.config import Configurator
+from pyramid_rpc.jsonrpc import jsonrpc_method
+from b64_image import to_img
+from ocr_ktp.ktp import ocr
+
+
+@jsonrpc_method(endpoint='rpc')
+def ocr_ktp(request, p):
+    img = to_img(p['foto'])
+    r = ocr(img)
+    if 'Tgl_Lahir' in r:
+        r['Tgl_Lahir'] = r['Tgl_Lahir'].strftime('%d-%m-%Y')
+    return r
+
+
+with Configurator() as config:
+    config.include('pyramid_rpc.jsonrpc')
+    config.add_jsonrpc_endpoint('rpc', '/rpc')
+    config.scan(__name__)
+    app = config.make_wsgi_app()
+port = 8000
+server = make_server('0.0.0.0', port, app)
+print('Listen web on port {}'.format(port))
+server.serve_forever()

ocr_ktp/ktp.py

+import os
 from datetime import datetime
 from string import (
     ascii_letters,
@@ -17,6 +18,8 @@ from jaccard_index.jaccard import jaccard_index
 from . import ocr as base_ocr
 
 
+THIS_DIR = os.path.split(__file__)[0]
+
 LABELS = (
     'NIK', 'Nama', 'Tempat/Tgl Lahir', 'Jenis', 'Alamat', 'RT/RW',
     'Kel/Desa', 'Kecamatan', 'Agama', 'Status', 'Pekerjaan',
@@ -69,7 +72,6 @@ def match_value(values, ref_values):
             if j_index < 0.3:
                 continue
             if last_j_index < j_index:
-                # print(f'Jaccard Index {value} vs {ref_value} = {j_index}')
                 last_j_index = j_index
                 found = ref_value
     return found
@@ -153,6 +155,7 @@ def parse(s):
 
 
 def ocr(img, lang_dir='data'):
-    tess_opt = '--psm 6 --tessdata-dir ' + lang_dir
+    fullpath = os.path.join(THIS_DIR, lang_dir)
+    tess_opt = '--psm 6 --tessdata-dir ' + fullpath
     s = base_ocr(img, 'ind', tess_opt)
     return parse(s)