Abstract: An image determination method includes acquiring operation information concerning operation by a first user in a state in which an image including a plurality of item images is displayed; and, when detecting, based on the operation information, a state in which the first user cannot determine on which item image among the plurality of item images the first user performs operation, determining, based on operation history information, at least one item image to be recommended as a target on which the first user perform operation among the plurality of item images, the operation history information being information concerning an item image which has been a target of operation performed by at least one of the first user and a second user different from the first user in the state in which the image including the plurality of item images is displayed.

Abstract: A display control method includes outputting, by at least one video output device, M videos, M being an integer larger than or equal to 1, if M<N, displaying the M videos in each of M sub-areas by respectively assigning each of the M videos to each of the M sub-areas obtained by dividing a single large area in which an image is displayed by N display devices, N being an integer larger than or equal to 2, and if M=N, displaying each of the M videos by assigning each of the M videos to each of N display areas corresponding to the N display devices respectively.

Abstract: An image editing support method includes obtaining a reference position in a first image in which at least one first object representing at least one of a character string and a diagram is arranged, identifying a target object as a first object located in a range including the reference position out of the at least one first object, receiving an operation of designating a largeness of a blank around the reference position, and moving the target object in accordance with the operation.

Abstract: An image editing support method includes deciding a target object as a first object at least partially overlapping a range to be filled with a blank in a first image in which at least one first object representing at least one of a character and a diagram is arranged out of the at least one first object when. as operation. designating the range is performed using a pointer, and moving the target object to an outside of the range.

Abstract: A display control method includes outputting, by at least one video output device, M videos, M being an integer larger than or equal to 1, if M<N, displaying the M videos in each of M sub-areas by respectively assigning each of the M videos to each of the M sub-areas obtained by dividing a single large area in which an image is displayed by N display devices, N being an integer larger than or equal to 2, and if M=N, displaying each of the M videos by assigning each of the M videos to each of N display areas corresponding to the N display devices respectively.

Abstract: A display apparatus includes: a first connection unit that establishes a communication connection with a first electronic apparatus when receiving valid authentication information from the first electronic apparatus; an inquiry unit that executes an inquiry for a communication connection with a second electronic apparatus to the first electronic apparatus when receiving a request related to communication from the second electronic apparatus in a state in which the communication connection with the first electronic apparatus is established; and a second connection unit that establishes the communication connection with the second electronic apparatus when a response to the inquiry indicates permission for the communication connection with the second electronic apparatus.

Abstract: It is arranged that the portal screen can be displayed or can be prevented from being displayed depending on needs. A projector includes an input section adapted to input a video signal, a determination section adapted to determine whether or not a portal screen, which includes at least one of information related to projection and a plurality of selection items, needs to be displayed based on presence or absence of a video signal input by the input section at the time of startup, and a projection section adapted to project either of a picture corresponding to the video signal and the portal screen in accordance with a determination result by the determination section.

Abstract: An image providing device provides image information to a display device capable of executing predetermined processing corresponding to a position of an indicator on a display surface and first processing to display a first image used to execute the predetermined processing, on the display surface, and is capable of executing second processing to provide information representing a second image used to execute the predetermined processing to the display device, and the predetermined processing, and includes: an acceptance unit which accepts a notification that the display device is executing the first processing, from the display device; a determination unit which determines whether the image providing device is executing the second processing or not; and a control unit which causes the display device to stop the first processing, if the acceptance unit accepts the notification and the determination unit determines that the image providing device is executing the second processing.

Abstract: A display device includes: an input unit which has image data inputted from an image supply device; a detection unit which detects a position of an indicator and generates indicator information including information about the detected position; a setting unit which sets a mode for processing the indicator information to a first mode or a second mode; a drawing unit which draws a second image generated on the basis of the indicator information and superimposes the second image on a first image generated on the basis of the inputted image data; a selection unit which outputs the indicator information to the drawing unit if the first mode is set and outputs the indicator information to the image supply device if the second mode is set; and a drawing control unit which erases the second image if a switching from the first mode to the second mode is carried out.

Abstract: A display system includes a display apparatus, a first terminal apparatus which transmits first image data, and a second terminal apparatus which transmits second image data. The display apparatus includes a communication unit that receives the first image data and the second image data, a display unit that displays a first image which is based on the first image data, and a second image which is based on the second image data, and a display control unit that changes at least one of an area for displaying the first image and an area for displaying the second image. The first terminal apparatus transmits the first image data to the display apparatus with a data amount that is determined according to the changed area for displaying the first image.

Abstract: An image projector device includes a projection optical unit through which an image is projected and displayed, a recognition unit that recognizes a user's action related to processing of the image, and a control unit that generates and/or edits a drawing image based on the user's action recognized by the recognition unit and projects and displays the drawing image being generated and/or edited as a projected, displayed image through the projection optical unit.

Abstract: A display device includes a detection device which detects an indicator and a position of the indicator and specifies whether the indicator is a first indicator or a second indicator; and a processor which sets operation modes of the first indicator and the second indicator. The operation modes include a drawing mode for drawing an image based on the position of the indicator and a mouse mode for performing an operation. When the first indicator is set to the drawing mode and the second indicator is set to the mouse mode, the processor generates an image object based on a position of the first indicator and supplies information indicating a position of the second indicator to an image supply device which is external to the display device.

Abstract: A display device includes: an acquisition unit which acquires a first image from an image supply device; a detection unit which specifies a position of the indicator and whether the indicator is a first indicator or a second indicator; a generation unit which generates a second image based on the specified position and generates a third image by superimposing the second image on the first image; a display unit which displays the third image; a designation unit which designates either the generation unit or the image supply device as a supply destination of information indicating a position of the second indicator; and a control unit which supplies the information indicating the position of the indicator to the generation unit if the detected indicator is the first indicator, and supplies the information indicating the position of the indicator to the supply destination if the detected indicator is the second indicator.

Abstract: A display device includes: an input unit which has image data inputted from an image supply device; a detection unit which detects a position of an indicator and generates indicator information including information about the detected position; a setting unit which sets a mode for processing the indicator information to a first mode or a second mode; a drawing unit which draws a second image generated on the basis of the indicator information and superimposes the second image on a first image generated on the basis of the inputted image data; a selection unit which outputs the indicator information to the drawing unit if the first mode is set and outputs the indicator information to the image supply device if the second mode is set; and a drawing control unit which erases the second image if a switching from the first mode to the second mode is carried out.

Abstract: A projector includes: a display section that displays an image on a screen; a communicating section that communicates with an indicator that indicates a position on the screen; an acquiring section that acquires output destination information for specifying an output destination retained in the indicator through the communicating section; and an output control section that performs a control for outputting the image information to an output destination specified by the acquired output destination information.

Abstract: A display device includes: an input unit which has image data inputted from an image supply device; a detection unit which detects a position of an indicator and generates indicator information including information about the detected position; a setting unit which sets a mode for processing of the indicator information to a first mode or a second mode; a drawing unit which draws a second image generated on the basis of the indicator information and superimpose the second image on a first image generated on the basis of the inputted image data; a selection unit which outputs the indicator information to the drawing unit if the first mode is set and which outputs the indicator information to the image supply device if the second mode is set; and a drawing control unit which erases the second image if a switching from the first mode to the second mode is carried out.

Abstract: An information processing apparatus includes a first acquisition section that acquires image data from each of terminal devices, the image data representing an image displayed on the terminal device, a display control section that displays, based on the acquired image data, a list of the images displayed on the terminal devices, a second acquisition section that acquires from one terminal device of the terminal devices a signal notifying that the image displayed on the one terminal device has been updated, a determination section that determines, in accordance with an acquisition order of the signal from the one terminal device among the terminal devices, the size of the image displayed on the one terminal device when the image is displayed in the list, and an update section that updates the list in accordance with the determined size.

Abstract: A display system includes a display apparatus, a first terminal apparatus which transmits first image data, and a second terminal apparatus which transmits second image data. The display apparatus includes a communication unit that receives the first image data and the second image data, a display unit that displays a first image which is based on the first image data, and a second image which is based on the second image data, and a display control unit that changes at least one of an area for displaying the first image and an area for displaying the second image. The first terminal apparatus transmits the first image data to the display apparatus with a data amount that is determined according to the changed area for displaying the first image.

Abstract: An information processing device communicates with display terminals. The information processing device includes an image information acquisition section adapted to obtain image information, a display control section adapted to perform control of displaying an image based on the image information obtained, a drawing information acquisition section adapted to obtain drawing information adapted to draw a second image so as to be superimposed on a first image displayed based on first image information, a determination section adapted to determine whether or not the first image information is the same as delivered image information having already been delivered to the terminal device, and a delivery control section adapted to deliver the drawing information to the terminal device without delivering the first image information in a case in which it is determined that the first image information and the delivered image information are the same as each other.

Abstract: An image projector device includes a projection optical unit through which an image is projected and displayed, a recognition unit that recognizes a user's action related to processing of the image, and a control unit that generates and/or edits a drawing image based on the user's action recognized by the recognition unit and projects and displays the drawing image being generated and/or edited as a projected, displayed image through the projection optical unit.