Photographing method by smart television and system thereof

A photographing method by smart television, comprising:

• acquiring a picture of an environment captured by a camera of a smart television, when the smart television is photographing;
• determining a brightness value of current environment of the smart television, based on the picture of the environment;
• gradually increasing screen brightness of the smart television and showing a preview image of the picture at different screen brightness, when the brightness value of the environment is less than a preset value;
• and
• adjusting the screen brightness to a required screen brightness selected by the user, for the user to be photographed, after the required screen brightness is selected by the user according to the preview image of the picture.

A photographing system of smart television, comprising:

• an acquiring module, configured to acquire a picture of an environment captured by a camera of a smart television, when the smart television is photographing;
• a determining module, configured to determine a brightness value of current environment of the smart television, based on the picture of the environment;
• a displaying module, configured to gradually increase screen brightness value of the smart television and to show a preview image of the picture at different screen brightness, when the brightness value of the current environment is less than a preset value;
• and
• a first adjusting module, configured to adjust the screen brightness to a required screen brightness selected by the user, for the user to be photographed, after the required screen brightness is selected by the user according to the preview image of the picture.