update to v9.6.30

DMGithubPublisher · DMGithubPublisher · commit cc7d1b98cfc3 · 2023-08-29T11:15:54.000+08:00
diff --git a/LICENSE.md b/LICENSE.md
@@ -2,4 +2,4 @@ License Notice
 
 This folder contains code samples ("Sample Code") for use with Dynamsoft Barcode Reader, a commercial software development kit licensed by Dynamsoft. The Sample Code may be modified and included in your end user software under the terms of the Dynamsoft Software License Agreement   https://www.dynamsoft.com/barcode-reader/license-agreement/ ("Commercial License"). Except as expressly stated in the Commercial License, no other rights are granted in the Sample Code. This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 
-Copyright © 2003–2022 Dynamsoft. All rights reserved. 
+Copyright © 2003–2023 Dynamsoft. All rights reserved. 
diff --git a/README.md b/README.md
@@ -60,7 +60,7 @@ https://www.dynamsoft.com/barcode-reader/programming/python/?ver=latest&utm_sour
 
 The barcode reader library requires a license to work. You can use the API `init_license` to initialize license key and activate the SDK.
 
-These samples use a free public trial license which require network connection to function. You can request a 30-day free trial license key from <a href="https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python" target="_blank">Customer Portal</a> which works offline.
+These samples use a free public trial license which require network connection to function. You can request a 30-day free trial license key from <a href="https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python" target="_blank">Customer Portal</a> which works offline.
 
 ## Contact Us
 
diff --git a/samples/general-settings.py b/samples/general-settings.py
@@ -5,14 +5,15 @@
     try:
         # 1.Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])
 
         # 2.Create an instance of Barcode Reader.
-        reader = BarcodeReader()
-
+        reader = BarcodeReader.get_instance()
+        if reader == None:
+            raise BarcodeReaderError("Get instance failed")
         # There are two ways to configure runtime parameters. One is through PublicRuntimeSettings, the other is through parameters template.
         # 3. General settings (including barcode format, barcode count and scan region) through PublicRuntimeSettings
         # 3.1 Obtain current runtime settings of instance.
@@ -59,7 +60,6 @@
             print("No data detected.")
         
         # 6.Release resource
-        del reader
-        
+        reader.recycle_instance()
     except BarcodeReaderError as bre:
         print(bre)
diff --git a/samples/hello-world.py b/samples/hello-world.py
@@ -5,7 +5,7 @@
     try:
         # 1.Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])
diff --git a/samples/image-decoding.py b/samples/image-decoding.py
@@ -26,14 +26,16 @@ def choose_number() -> int:
     try:
         # 1.Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])
 
         # 2.Create an instance of Barcode Reader.
-        dbr = BarcodeReader()
-
+        dbr = BarcodeReader.get_instance()
+        if dbr == None :
+            raise BarcodeReaderError("Get instance failed")
+        
         # Replace by your own image path
         image_path = os.path.dirname(os.path.abspath(__file__)) + os.path.sep + "../images/AllSupportedBarcodeTypes.png"
 
@@ -87,6 +89,6 @@ def choose_number() -> int:
                     i = i+1
             else:
                 print("No data detected.")
-            
+        dbr.recycle_instance()    
     except BarcodeReaderError as bre:
         print(bre)
diff --git a/samples/performance/accuracy-first-settings.py b/samples/performance/accuracy-first-settings.py
@@ -48,14 +48,15 @@ def output_results(results:TextResult):
     try:
         # 1.Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])
 
         # 2.Create an instance of Barcode Reader.
-        dbr = BarcodeReader()
-
+        dbr = BarcodeReader.get_instance()
+        if dbr == None:
+            raise BarcodeReaderError("Get instance failed")
         # Replace by your own image path
         image_path = os.path.dirname(os.path.abspath(__file__)) + os.path.sep + "../../images/AllSupportedBarcodeTypes.png"
 
@@ -81,6 +82,7 @@ def output_results(results:TextResult):
         
         # 5.b Output the barcode format and barcode text.
         output_results(results)
-            
+        
+        dbr.recycle_instance()
     except BarcodeReaderError as bre:
         print(bre)
diff --git a/samples/performance/batch-decode.py b/samples/performance/batch-decode.py
@@ -7,14 +7,15 @@
     try:
         # 1.Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])
 
         # 2.Create an instance of Barcode Reader.
-        reader = BarcodeReader()
-
+        reader = BarcodeReader.get_instance()
+        if reader == None :
+            raise BarcodeReaderError("Get instance failed")
         # Replace by your own image path
         image_folder = os.path.dirname(os.path.abspath(__file__)) + os.path.sep + "../../images"
 
@@ -34,6 +35,6 @@
                     print("-------------")
                 
             print(40*'#')
-
+        reader.recycle_instance()
     except BarcodeReaderError as bre:
         print(bre)
diff --git a/samples/performance/read-rate-first-settings.py b/samples/performance/read-rate-first-settings.py
@@ -75,14 +75,15 @@ def output_results(results:TextResult):
     try:
         # 1.Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])
 
         # 2.Create an instance of Barcode Reader.
-        dbr = BarcodeReader()
-
+        dbr = BarcodeReader.get_instance()
+        if dbr == None :
+            raise BarcodeReaderError("Get instance failed")
         # Replace by your own image path
         image_path = os.path.dirname(os.path.abspath(__file__)) + os.path.sep + "../../images/AllSupportedBarcodeTypes.png"
 
@@ -108,6 +109,6 @@ def output_results(results:TextResult):
         
         # 5.b Output the barcode format and barcode text.
         output_results(results)
-            
+        dbr.recycle_instance()
     except BarcodeReaderError as bre:
         print(bre)
diff --git a/samples/performance/speed-first-settings.py b/samples/performance/speed-first-settings.py
@@ -81,14 +81,15 @@ def output_results(results:TextResult):
     try:
         # 1.Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])
 
         # 2.Create an instance of Barcode Reader.
-        dbr = BarcodeReader()
-
+        dbr = BarcodeReader.get_instance()
+        if dbr == None:
+            raise BarcodeReaderError("Get instance failed")
         # Replace by your own image path
         image_path = os.path.dirname(os.path.abspath(__file__)) + os.path.sep + "../../images/AllSupportedBarcodeTypes.png"
 
@@ -115,6 +116,8 @@ def output_results(results:TextResult):
         
         # 5.b Output the barcode format and barcode text.
         output_results(results)
-            
+        
+        dbr.recycle_instance()
+        
     except BarcodeReaderError as bre:
         print(bre)
diff --git a/samples/use-case/read-dpm-barcode.py b/samples/use-case/read-dpm-barcode.py
@@ -18,14 +18,15 @@ def output_results(results:TextResult):
     try:
         # 1.Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])
 
         # 2.Create an instance of Barcode Reader.
-        dbr = BarcodeReader()
-
+        dbr = BarcodeReader.get_instance()
+        if dbr == None:
+            raise BarcodeReaderError("Get instance failed")
         # 3.Config runtime settings for dmp
         sts = dbr.get_runtime_settings()
         
@@ -53,6 +54,7 @@ def output_results(results:TextResult):
         # 4 Output the barcode format and barcode text.
         output_results(results)
         
-            
+        dbr.recycle_instance()
+        
     except BarcodeReaderError as bre:
         print(bre)
diff --git a/samples/video-decoding-for-picamera.py b/samples/video-decoding-for-picamera.py
@@ -162,16 +162,17 @@ def read_barcode():
 
 # Initialize license.
 # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-# You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+# You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
 error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
 if error[0] != EnumErrorCode.DBR_OK:
     print("License error: "+ error[1])
 
-reader = BarcodeReader()
+reader = BarcodeReader.get_instance()
+if reader != None:    
+    error = reader.init_runtime_settings_with_file(json_file)
+    if error[0] != EnumErrorCode.DBR_OK:
+        print(error[1])
 
-error = reader.init_runtime_settings_with_file(json_file)
-if error[0] != EnumErrorCode.DBR_OK:
-    print(error[1])
-
-read_barcode()
+    read_barcode()
+    reader.recycle_instance()
 print("-------------------over------------------------")
diff --git a/samples/video-decoding.py b/samples/video-decoding.py
@@ -53,8 +53,9 @@ def decode_video():
 
     windowName = "Video Barcode Reader"
 
-    reader = BarcodeReader()
-
+    reader = BarcodeReader.get_instance()
+    if reader == None:
+        raise BarcodeReaderError("Get instance failed")
     parameters = reader.init_frame_decoding_parameters()
     parameters.max_queue_length = 30
     parameters.max_result_queue_length = 30
@@ -96,7 +97,7 @@ def decode_video():
 
     reader.stop_video_mode()
     cv2.destroyWindow(windowName)
-
+    reader.recycle_instance()
 
 if __name__ == "__main__":
 
@@ -105,7 +106,7 @@ def decode_video():
     try:
         # Initialize license.
         # The string "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" here is a free public trial license. Note that network connection is required for this license to work.
-        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?product=dbr&utm_source=samples&package=python
+        # You can also request a 30-day trial license in the customer portal: https://www.dynamsoft.com/customer/license/trialLicense?architecture=dcv&product=dbr&utm_source=samples&package=python
         error = BarcodeReader.init_license("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9")
         if error[0] != EnumErrorCode.DBR_OK:
             print("License error: "+ error[1])

Original file line number	Diff line number	Diff line change
`@@ -2,4 +2,4 @@ License Notice`
`2`	`2`
`3`	`3`	This folder contains code samples ("Sample Code") for use with Dynamsoft Barcode Reader, a commercial software development kit licensed by Dynamsoft. The Sample Code may be modified and included in your end user software under the terms of the Dynamsoft Software License Agreement   https://www.dynamsoft.com/barcode-reader/license-agreement/ ("Commercial License"). Except as expressly stated in the Commercial License, no other rights are granted in the Sample Code. This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
`4`	`4`
`5`		`-Copyright © 2003–2022 Dynamsoft. All rights reserved.`
	`5`	`+Copyright © 2003–2023 Dynamsoft. All rights reserved.`