Creating videos with facial expressions

A method for creating an output frame for a character in a video, the method comprising:

• determining an estimated reference facial feature of the character based on a first reference facial image and a second reference facial image of the character;
• determining an estimated user facial feature of a user based on a first photographic facial image and a second photographic facial image of the user;
• determining a transformation that transforms the estimated reference facial feature of the character into an approximation or representation of the estimated user facial feature of the user;
• modifying, based on the transformation, a third reference facial image of the character associated with the estimated reference facial feature of the character;
• and
• creating the output frame for the character in the video based on the modified third reference facial image.

A mobile device for creating an output frame for a character in a video, the mobile device comprising

• a camera to capture a first photographic facial image and a second photographic facial image of the user;
• a display;
• and
• a processor, the processor configured to
• determine an estimated reference facial feature of the character based on a first reference facial image and a second reference facial image of the character;
• determine an estimated user facial feature of the user based on the first photographic facial image and the second photographic facial image of the user;
• determine a transformation that transforms the estimated reference facial feature of the character into an approximation or representation of the estimated user facial feature of the user;
• modify, based on the transformation, a third reference facial image of the character associated with the estimated reference facial feature of the character;
• create the output frame based on the modified third reference facial image;
• and
• present the output frame on the display.