What is HAL3 camera in mobile phones
How to enable the Camera2 API in Android phones
The Camera2 API has become one of the hottest factors in evaluating a smartphone's camera capabilities. If you are impressed with the capabilities of the Camera2 API, you can try enabling them on your smartphone as well. In this article we describe the Steps to enable the Camera2 API in an Android phone.
What is the Camera2 API?
At launch, Google rejected the old camera API and asked the developers to implement the new C enable camera API 2 on Android smartphones. But it didn't happen very quickly. Only a handful of premium smartphones are still equipped with this function. Google didn't want that. However, you can still How to enable Camera API 2 support in your Android smartphone with some simple improvements.
Google Pixel 3, 4 uses the Camera2 API settings and that's why it has such an impressive camera. I am sure there will be many phones in 2019 that come with the Camera2 API.
How to activate the Camera2 API in Android smartphones
There are several methods to enable the Camera2 API in Android smartphones. But you have to understand that you always will need a properly rooted Android phone to optimize the ROM settings. A rooted phone is therefore essential to activate the Camera2 API. When you have it, try each of the methods below and see if it works.
Warning: “We would like to inform you that The Geeks Club is not responsible for any harmful effects during this process. Make these tweaks at your own risk.„
Note: There is no official list of C. Phones supported by the amera2 API
Enable the Camera 2 API in Build.prop
It's one of the perfect ways to enable many of the hidden Android features in smartphones. You can also activate the Camera API 2 with the Build.prop. However, you need to understand that this method only has a fifty to fifty chance of success. It works on smartphones that come with Support of the Camera2 API in the ROM, but deactivation of the functionality for other reasons. Follow the steps carefully.
- Download and install any file manager app from the Google Play Store that supports root explorer. Here we use the most popular, i.e. H. The ES File Manager.
- Navigate to the system partition in your rooted Android phone and find the file called Build.prop.
- Open the Build.prop file with the text editor.
- Look for this line in the Build.prop file:persist.camera.HAL3.enabled = 0
- Change the 0 to a 1, save and exit the Build.prop and restart your phone.
- You can then check if it worked by opening a third-party camera app like Launch Camera.
Activate the Camera2 API with the terminal emulator
The first method to be activated, camera2api, works on almost all rooted and supported Android smartphones. However, in some cases it doesn't work as expected. If you are unlucky with the first method, you can try this second method, which is more convenient and does not involve complications. Remember, you will need root access on your phone to do this. Follow the steps carefully:
- Download and install the Terminal Emulator app from Google Play.
- Open the app and run the following commands:see belowsu persist.camera.HAL3.enabled 1exitexit
- Now restart your phone and check it with the Open Camera app.
Here are the steps to enable the Camera2 API on supported Android smartphones. If you do the above steps in a non-root phone, it will not work as expected. Please try it anyway and let us know your doubts in the comments section
How to check if your Android smartphone supports Camera2 API
- Install the Camera2 API Probe App
- Launch the app and look for two sections:Camera ID: 0 and Camera ID: 1. The former is the rear camera while the latter is for the front camera.
- Under Camera ID, search for a sub-category named "Support category for hardware level. " Here is where you can find out Camera2 API support level on your phone.
- In order for your phone to support the Camera 2 API, you need at least Level 3 or Full. In this case, the Camera 2 API is activated for you.
If you see a green check mark next to Level 3 or FUll, it means it is enabled. Read all the details here
Camera2 API levels
There are four levels of the Camera 2 API, or rather said Hardware level support category (Camera 2 API Hardware Support Level)
- level 3 - Aside from FULL, the OEM has added its customizations and added features like RAW, Pro mode, etc.
- Full - The camera on the smartphone supports all important functions of the Camera2 API.
- Limited - The camera only supports some of the functions of the Camera2 API.
- heritage - The phone only supports the Camera1 API functions.
The difference between camera 2 API level 3 vs. full is huge. OEMs can offer many features in addition to the Camera 2 API to go a step further, such as adding YUV reprocessing, RAW image capture, and more.
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