camera Questions

Camera permission exception on iOS in flutter project

July 3, 2024
marks
2 Answers

I keep getting the following exception in flutter when I try to open the ReaderWidget of this example from the zxing library: [ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: CameraException(channel-error, Unable to establish connection on channel: "dev.flutter.pigeon.camera_avfoundation.CameraApi.getAvailableCameras".) #0 AVFoundationCamera.availableCameras (package:camera_avfoundation/src/avfoundation_camera.dart:76:7) <asynchronous suspension> #1 _ReaderWidgetState.initStateAsync.<anonymous…

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Is there any way to overlay a image.png on the camera preview of Flutter Image_picker library to guide the user while capturing photo?

March 17, 2024
Faizan Ahmed
2 Answers

I am using Flutter image_picker library in this way to click images from camera. I want the camera screen to be overlapped by a png image which contains custom wire-frame for capture guidance. ImagePicker _picker = ImagePicker(); XFile? pickedImage =…

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HTML5 javascript video "playing-event" is not triggered on ios

March 15, 2024
Der Achim
2 Answers

I try to start the users camera in an html5 app. On my pc this works fine, but testing this on iphone (chrome and safari) the event playing is not triggered. I created a minimalistic html-page to test this. <!DOCTYPE…

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Flutter Camera – Is it possible to take a photo while app is running on background?

February 2, 2024
MooNChilD Song
2 Answers

I want to make an app that take a photo in specific time, 3:00PM everyday, for example. My design of the app is Run my app on background -> get current time -> take a picture from camera if current…

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Flutter request permission for camera doesn't work in iOS

September 25, 2023
Nico Just
2 Answers

I don't get a prompt for permissions when I run the function: I use iOS and have this line in my info.plist <key>NSCameraUsageDescription</key> <string>To capture profile photo please grant camera access</string> getPermissionStatus() async { await Permission.camera.request(); var status = await…

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How to achieve this flutter UI

August 2, 2023
Shahbas Ahsan K K
2 Answers

enter image description here This is the UI i am trying to get in my flutter application, Tried with camera plugin but don't know to costomise it can any one provide a full code for this have been stuck with…

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Cannot get image from camera Flutter web

July 25, 2023
ronel
2 Answers

I'm new to Flutter. With flutter web I'm trying to make a web application that allows me to use the camera. I want to be able to detect the user's face. I have a flask code that takes care of…

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flutter camera not reinitializing on iOS

July 21, 2023
Andrey
2 Answers

I need to use camera in two screens when one screen push another screen. In that case the camera shows black screen when I go back from second widget: import 'dart:async'; import 'package:camera/camera.dart'; import 'package:flutter/material.dart'; List<CameraDescription> cameras = []; late…

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Camera preview not working in full screen in flutter

July 3, 2023
Seb
2 Answers

I have added a camera/video function to my app, but the preview is not matching the screen size. I tried few solutions, but in most of the cases it's not changing anything or the ratio is off. Below is the…

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Flutter – LateInitializationError cannot understand why

June 30, 2023
Seb
2 Answers

I am building an app in flutter, and I am trying to open the camera for preview. I keep getting the error LateInitializationError: Field _cameraController I do not see why it's happening. my code is fairly small and I do…

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