add a sample

Author: ZoroWang

examples/camera/camera-decodevideo.py

@@ -23,10 +23,10 @@ def read_barcode():
     global results
     video_width = 0
     video_height = 0
-    testVideo = r"D:\Work\TestVideoOrImage\QQ视频20191202145135.mp4"
+    testVideo = r"D:\Work\TestVideoOrImage\20191202145135.mp4"
 
-    # vc = cv2.VideoCapture(testVideo)
-    vc = cv2.VideoCapture(0)
+    vc = cv2.VideoCapture(testVideo)
+    # vc = cv2.VideoCapture(0)
     video_width  = vc.get(cv2.CAP_PROP_FRAME_WIDTH)
     video_height = vc.get(cv2.CAP_PROP_FRAME_HEIGHT)
     vc.set(3, video_width) #set width

examples/command-line/DecodeImagesInFolder.py

@@ -0,0 +1,94 @@
+import os
+import random
+import glob
+import time
+import cv2
+import numpy as np
+
+from dbr import DynamsoftBarcodeReader
+# from pylibdmtx.pylibdmtx import decode
+# import matplotlib.pyplot as plt 
+# import matplotlib.image as mpimg
+
+# %matplotlib inline 
+
+KEY = "t0068MgAAAE/JLbpY2i8Xz7pGt6NhN1wRL9QxaFE2kQRYi/5sq8P0uddejL4moxsvWxBAt3PmH+bxNQxnLt9AaBY+JTZOwy0="
+PATH_TO_PARAM = r'D:\Work\test\template.txt'
+PATH_TO_IMAGEs = r'D:\DBR\DBR7.2.2\DLL\Images'
+
+# def pylibdmtxReader(fileName, shrink_max):
+    
+#     '''
+#     Funtion that takes an image and shrink parameter
+#     and returns the values decoded from barcodes.
+
+#     Input Arguments:
+#      - image: the image
+#      - shrink: the shrink parameter
+#         shrink the image so that cells become one or two pixels large,
+#         the Data Matrix will stand-out as a highly textured area, 
+#         and the gradient will strongly respond.
+
+#     Returns:
+#     - barcode
+#     '''
+    
+
+#     image = cv2.imread(fileName, cv2.IMREAD_UNCHANGED)
+#     shrink = np.arange(1, shrink_max)
+
+#     for i in shrink:
+#         # time.sleep(1)
+#         barcode = decode(image, shrink = i)
+#         while barcode!=[]:
+#             if barcode[0].data.decode("utf-8").startswith("BF"):
+#                 return print("Barcode: {0}".format(barcode[0].data.decode("utf-8")))
+#                 break  
+#             else:
+#                 print('No Barcode Found.')
+               
+def dynamsoftReader (fileName,key, path_to_param):
+    
+    dbr = DynamsoftBarcodeReader()
+    dbr.initLicense(key)
+    
+    # with open(path_to_param, 'r') as file:
+    #     params = file.read().replace('\n', '')
+    #     ret = dbr.setParameters(params)
+    
+    try:
+        image = cv2.imread(fileName)
+
+#         results = dbr.decodeFile(fileName, dbr.BF_ALL)
+        results = dbr.DecodeBuffer(image, image.shape[0], image.shape[1], image.strides[0])
+
+        if results:
+            textResults = results["TextResults"]
+            for textResult in textResults:
+                print("BarcodeFormat: {0}".format(textResult["BarcodeFormatString"]))
+                print("BarcodeText: {0}".format(textResult["BarcodeText"]))
+
+        else:
+            print('No Barcode Found.')
+    except Exception as err:
+        print(err)
+
+# %time pylibdmtxReader(IMAGE,10)
+# %time dynamsoftReader(IMAGE,KEY,PATH_TO_PARAM)
+
+for idx, img in enumerate(glob.glob(os.path.join(PATH_TO_IMAGEs, "*.*"))):
+    print('Test', idx+1)
+    print(40*'#')
+    #print p
+    # image = mpimg.imread(img) # images are color images
+    # plt.imshow(image)
+    # plt.show()
+    print('pylibdmtx 0.1.9:')
+    # %time 
+    # pylibdmtxReader(img,10)
+    print()
+    print('Dynamsoft Barcode Reader 7.2.0.09242:')
+    # %time 
+    dynamsoftReader(img,KEY,PATH_TO_PARAM)
+    print(40*'#')
+    print()