B4A Code Snippet [B4X] CameraExClass- QrCode/Barcode Reader fix new SDK - Mike1970    
Jun 21, 2022   
(4 reactions)Hi everyone,
today I updated all the packages with the SDK Manager.
After that, the app was crashing on a line about the QrCode reader made using the CameraEx class (there is a tutorial in the forum...
link: was crashing on a line about the QrCode reader made using the CameraEx class (there is a tutorial in the forum...
link:
today I updated all the packages with the SDK Manager.
Maybe this can be useful to someone in the f...
B4A Code Snippet CameraExClass save picture without rotation - Hamied Abou Hulaikah    
Jun 2, 2022   
(3 reactions)Hello everyone
Anyone use CameraExClass.SavePictureToFile function, the image will be saved rotated horizontally.
I changed this function to save picture as it without rotation, as the following...
link: No. CameraEx doesn't do anything special with the data from the camera. On some devices...
link: with the correct orientation.
I read somewhere here in the forum a post for you that CameraEx saves images...
link: This code will not work on all phones. You need to check the orientation exif header and rotate it b...
B4A Question CameraExClass - Alex_197 (first post)    
Sep 12, 2026("CameraExClass_Initialize " & LastException.Message)
End Try
End Sub
Private Sub...)
modFun.ShowError("CameraExClass_FindCamera " & LastException.Message...
link:
I want to download the last version of CameraExClass
Did you try to use the search function?...
link: I want to download the last version of CameraExClass...
link: Try to choose a different picture size. Maybe the ratio of the default size is not the same as the r...
B4A Question CameraExClass, how to specifie EAN13 barcode as parameter of createdetector - Sergio83 (first post)    
Jul 9, 2026
Note: Please take the following into account:
https://developers.google.com/android/reference/com/g...
link: Note: Please take the following into account:
https://developers.google.com/android/reference/com/go...
link: ?
read:
https://developers.google.com/android/reference/com/google/android/gms/vision/barcode/Barcod...
link: Thanks for your help, but unfortunately, I already tried that approach without success.
I’m going to...
B4A Library [Class] CameraEx - Extends the camera library functionality - Erel    
Dec 29, 2021   
(14 reactions).
CameraExClass module is included in the attached example.
V1.30 is attached - Includes various new....120417/#content
CameraEx class wraps the Camera object and using reflection and other code it extends its functionality.
CameraEx class requires Android 2.3+ and depends on Camera library v2.20+
CameraEx features:
Easily open the back or front camera
Preview images and saved images orientation will match the device orientation (all orientations are supported)
Gives access to Camera.Parameters...
B4A Question CameraExClass blank screen - josejad    
Mar 26, 2020Hi all:
I've used CameraEx in another app and the samples work perfectly for me:
https://www.b4x.com/android/forum/threads/class-cameraex-extends-the-camera-library-functionality.23801/
But now... the camera into a panel in a tabstrip.
I thougth this was the problem, so I tried to load...
link: OMG¡¡
Thanks again KZero¡¡
I started moving the sample code to a class and I forgot moving...
link: you didn't add Camera_Ready Event
Sub Camera1_Ready (Success As Boolean)
If Success Then...
B4A Question java.lang.RuntimeException: takePicture failed with CameraExClass 1.30 - josejad    
Mar 18, 2020 CameraExClass 1.30.
Some of them get an error while making pictures, and I can't reproduce...(CameraW.java:287)
at com.semi.bqa.cameraexclass._takepicture(cameraexclass.java:812)
at com.semi.bqa...
link: '<------------- ADDED
camEx.TakePicture
Catch
Log("TakePicture...
link: I think that the real error was related to the camera. It failed to take a picture. You can catch...
link: How and when is the checklist Activity started in normal conditions?
Is it the next part of the pro...
B4A Question CameraExClass and orientation - Surreal (first post)    
Apr 8, 2025Good morning
Why if phone.SetScreenOrientation(0) the preview image is distorted?
Is there a way to ...
link: I think I've found a workaround.
In Main we set the
#SupportedOrientations: unspecified 'u...
link:
Like setting just this view to not portrait?
no such thing available...
link: Is there no other possibility? Like setting just this view to not portrait?
The app is not build wit...
B4A Question Get Error getParameters failed (empty parameters) Using CameraExClass - Erel (first post)    
Jul 12, 2024
if firsttime is true, not error and when i go to other activity and back to activity scan camera error
Switch to B4XPages....
link: Hi!
I used CameraExClass (https://www.b4x.com/android/forum/threads/barcode-reader-based-on-google...
B4A Question CameraExClass cannot show preview in tablet - hung (first post)    
Jul 2, 2024 the camera barcode scanning for long without issue.
I compared my codes for camera photo taking and camera barcode scanning. Both have two variants (320x480 and 800x400). Camera works but Camera Barcode...
link: stopped at
cam.Initialize2(Panel1, "camera", id)
inside CameraExClass libray.
Two camera...
link:
findCamera
null
2
facing: 0, 0
Error occurred on line: 350 (CameraExClass)
java.lang.NoSuchMethodException...
link: Where is the error message?...
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