Android camera preview is dark

Question

I am trying to create a custom camera app. I followed the Android Developer example from here with minor tweaks. However, my camera preview turns out to be rather dark. On t

Answer 1

In addition to the previous answers, this can happen with Camera2 if you are doing

createCaptureRequest(CameraDevice.TEMPLATE_RECORD)

change to

createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW)

UPDATE: I have also begun to see a dark preview on some newer Pixel devices and this happens if you don't set the fps in the capture request or if you set the fps to something that the device can't handle BUT not on Samsung devices like the Note 10 and S10