Electronic device and facial image display apparatus

1. An electronic apparatus comprising:

a storage device configured to store face thumbnail information including a plurality face images extracted from video content data and time information indicative of a time point at which each facial image appears in the video content data;

an extracting module configured to assign a plurality of time zones to the video content data and to extract face images belonging to each time zone based on the time information;

a classifying module configured to classify facial images of same person from the extracted facial images;

a calculating module configured to calculate a frequency of appearance of each of the classified facial images in each time zone; and

a facial image indication module configured to display a list of the plurality of facial images included in the facial image information in a facial image indication, the facial image indication having time-zone-specific display areas corresponding to the plurality of time zones, each facial image displayed in each time-zone-specific display area being displayed in a size based on the frequency of appearance.

2. The apparatus according to claim 1 , further comprising an processing module configured to extract the plurality of facial images from the video content data.

3. The apparatus according to claim 1 , further comprising selecting module configured to allow a user to specify a display format displayed in the facial image indicating area from a plurality of display formats displayed in sizes based on the frequencies of appearances.

4. The apparatus according to claim 1 , wherein the processing module is configured to output time information indicating a time point at which each extracted facial image appears in the video content data.

5. The apparatus according to claim 1 , wherein, the facial image indication module enlarges and displays one facial image or displays a scene image from which the facial image is extracted, when an event for one facial image is input in accordance with an operation by the user.

6. The apparatus according to claim 5 , further comprising setting module configured to set an operation of the user to input the event.

7. A facial image display method which is executed by an electronic apparatus, the method comprising:

classifying, by the electronic apparatus, facial images of same person from facial images in facial thumbnail information extracted from video content data and time information indicative of a time point at which each facial image appears in the video content data;

assigning, by the electronic apparatus, a plurality of time zones to the video content data

extracting, by the electronic apparatus, face images belonging to each time zone based on the time information;

classifying, by the electronic apparatus, facial images of same person from the extracted facial images;

calculating, by the electronic apparatus, a frequency of appearance of each of the classified facial images in each time zone; and

displaying, by the electronic apparatus, a list of the plurality of facial images included in the facial image information in a facial image indication, the facial image indication having time-zone-specific display areas corresponding to the plurality of time zones, each facial image displayed in each time-zone-specific display area being displayed in a size based on the frequency of appearance.

8. The method according to claim 7 , wherein a plurality of display formats which are displayed in sizes based on the frequencies of appearance are prepared, and the facial images are displayed in each time-zone-specific display area in accordance with display format specified by a user.

9. The method according to claim 7 , wherein, when an event that is generated with respect to one facial image is produced in accordance with an operation of a user, the one facial image is enlarged and displayed, or a scene image from which the facial image is extracted is displayed.