三、拍摄环境要求1、画质要求不低于1080P，最好采用4K画质拍摄2、

Third, the shooting environment requirements <br>1. The image quality requirement is not less than 1080P, it is best to use 4K image quality shooting <br>2. The recording background needs to be clean and free of clutter, preferably a solid color wall <br>3. If the background is messy, a large blue or The green flannel is placed behind the teacher as a background, and completely covers other backgrounds, which is convenient for post-cutting. <br>4. Avoid the noisy background sound of the recording environment and affect the sound collection effect. <br>5. Ensure sufficient light to avoid darkness, overexposure, shadows, etc.

Third, shooting environment requirements<br>1, picture quality requirements are not less than 1080P, the best use of 4K picture quality shooting<br>2, recording background requirements clean, non-cluttered, preferably solid-colored walls<br>3, if the background is messy, you can use a large piece of blue or green velvet as the background placed behind the teacher, and completely cover the other background, convenient later keying<br>4, avoid recording environment background noise, affectthes the sound reception effect<br>5, to ensure adequate light, avoid dark, overexposed, shadow and so on

3、 Shooting environment requirements<br>1. The image quality shall not be less than 1080p, and 4K image quality is preferred<br>2. The recording background shall be clean and free from clutter, and it is better to use solid color walls<br>3. If the background is messy, a large piece of blue or green flannelette can be used as the background to place behind the teacher and completely cover other backgrounds for later matting<br>4. Avoid the background noise of recording environment, which may affect the sound collection effect<br>5. Ensure sufficient light, avoid dark, overexposure, shadow, etc<br>