# FAQ

<table><thead><tr><th width="150">Questions</th><th>Answers</th></tr></thead><tbody><tr><td>How long is the OkayLive processing time?</td><td>About <strong>1 seconds to 2 seconds</strong> depending on the image file size/image resolution</td></tr><tr><td>Is OkayLive interactive or require user to perform certain action during selfie?</td><td><strong>No</strong>, it is <strong>silent based liveness detection</strong>. It does not requires any motion from users</td></tr><tr><td>What is the benefits of silent based detection compared to motion liveness detection?</td><td>The silent based liveness detection requires lesser processing time, lesser processing power (due to using 1 image instead of video frames), and better user experience</td></tr><tr><td>What kind of negative images can detect? (Mask, screen, paper and etc)</td><td>As long as the image is <strong>NOT</strong> a live selfie</td></tr><tr><td>What is the minimum requirement?</td><td>The minimum resolution required is <strong>480px (height) x 450px(width)</strong>. However, the <strong>Recommended height: 720px or 1080px.</strong></td></tr><tr><td>Do I need to submit video to this API?</td><td><strong>No</strong>. This is a silent based liveness detection.</td></tr><tr><td>Can this able to detect wearing mask?</td><td><strong>No</strong>, wearing mask will <strong>results in Error.</strong></td></tr></tbody></table>