switching the camera flash to auto mode

Question

i am creating an camera app which will set the flash to auto mode.i am using intent to launch the camera app.I tried the folllowing code but flash remains off

      Intent cameraIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
                fileUri = getOutputMediaFileUri(MEDIA_TYPE_IMAGE);
                Camera cam = Camera.open();
                Camera.Parameters p = cam.getParameters();
                p.setFlashMode(Parameters.FLASH_MODE_AUTO);
                cam.setParameters(p);
                cam.startPreview();
                cameraIntent.putExtra(MediaStore.EXTRA_OUTPUT, fileUri);

                // start the image capture Intent
                startActivityForResult(cameraIntent,CAMERA_CAPTURE_IMAGE_REQUEST_CODE);

Try these answers on SO- [this](http://stackoverflow.com/a/23337134/3921977) and [this](http://stackoverflow.com/a/6069503/3921977). — Aishwarya Tiwari, Apr 10 '17 at 06:35

score 0 · Answer 1 · answered Apr 10 '17 at 06:30

0

Add these to manifest file:

android.hardware.camera.autofocus

android.hardware.camera.flash

answered Apr 10 '17 at 06:30

Saurav Prakash

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score 0 · Answer 2 · answered Apr 10 '17 at 07:04

0

try with

p.setFlashMode(Parameters.FLASH_MODE_ON);

answered Apr 10 '17 at 07:04

Jitesh Mohite

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it's working,flash switches on but an "can't connect to camera" popup is displAYED – shivadeep Apr 10 '17 at 07:41
can't connect to camera means ? can you elaborate – Jitesh Mohite Apr 10 '17 at 07:49
i am getting java.lang.RuntimeException: Fail to connect to camera service – shivadeep Apr 10 '17 at 07:56
use camera permission.You needed that as you used camera class – Jitesh Mohite Apr 10 '17 at 08:40
i used camera permission – shivadeep Apr 10 '17 at 09:10

switching the camera flash to auto mode

2 Answers2