IMAGE DISPLAY CONTROL APPARATUS, TRANSMISSION APPARATUS, IMAGE DISPLAY CONTROL METHOD, AND PROGRAM

• US 20180288357A1
• Filed: 06/05/2018
• Published: 10/04/2018
• Est. Priority Date: 09/22/2014
• Status: Active Grant

• Current Assignee: Sony Corporation (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: DEWA, YOSHIHARU
• Granted Patent: US 10,939,064 B2
• Time in Patent Office: Days
• CPC Class Codes: G09G 2320/0666 for control of colour parameters, e.g. colour temperature
• CPC Class Codes: G09G 2340/06 Colour space transformation
• CPC Class Codes: G09G 2360/144 the light being ambient light
• CPC Class Codes: G09G 2370/04 Exchange of auxiliary data, i.e. other than image data, between monitor and graphics controller
• CPC Class Codes: G09G 5/00 Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators image data processing or generation, in general G06T
• CPC Class Codes: G09G 5/02 characterised by the way in which colour is displayed details of colour display specific for CRTs G09G1/28; specific for flat matrix panels other than liquid crystal displays G09G3/2003; specific for liquid crystal displays G09G3/3607
• CPC Class Codes: G09G 5/10 Intensity circuits
• CPC Class Codes: H04N 5/58 in dependence upon ambient light
• CPC Class Codes: H04N 9/69 for modifying the colour signals by gamma correction controlling camera response for colour signals H04N23/83
• CPC Class Codes: H04N 9/73 Colour balance circuits, e.g. white balance circuits or colour temperature control camera processing pipelines for colour balance H04N23/88

Abstract

To provide an apparatus and method for executing signal conversion processing according to environmental light in a content unit, a scene unit, or a frame unit to generate an output image. Provided is an image display control apparatus including a data processing unit that controls image signals to be output to a display unit, the data processing unit being configured to execute a display control application supporting a content to be displayed on the display unit to generate output image signals. The data processing unit inputs sensor detection signals from a sensor that acquires environmental light information in a periphery of the display unit, and applies the sensor detection signals and generates output image signals by carrying out signal conversion processing in which different signal conversion algorithms are applied to original input image signals of the content in a content unit, a unit of scenes configuring a content, or a frame unit.

Claims

1. An image display control apparatus, comprising

a data processing unit that controls image signals to be output to a display unit,

the data processing unit

being configured to execute a display control application supporting a content to be displayed on the display unit to generate output image signals,

inputting sensor detection signals from a sensor that acquires environmental light information in a periphery of the display unit, and

applying the sensor detection signals and generating output image signals by carrying out signal conversion processing in which different signal conversion algorithms are applied to original input image signals of the content in a content unit, a unit of scenes configuring a content, or a frame unit.

2. The image display control apparatus according to claim 1, wherein

the display control application includes a configuration in which the signal conversion algorithms in a content unit, a unit of scenes configuring a content, or a frame unit are recorded, and

the data processing unit executes the signal conversion processing to which the different signal conversion algorithms are applied in an image unit specified by the display control application.

3. The image display control apparatus according to claim 1, wherein

the data processing unit executes, with respect to at least one of a luminance signal and a color difference signal included in the original input image signals of the content, the different signal conversion processing in a content unit, a unit of scenes configuring a content, or a frame unit, and generates a luminance signal or a color difference signal configuring the output image signals.

4. The image display control apparatus according to claim 1, wherein

the data processing unit executes, with respect to the original input image signals of the content, at least one of different white balance adjustment processing, gamma correction processing, and color temperature adjustment processing in a content unit, a unit of scenes configuring a content, or a frame unit, and generates the output image signals.

5. The image display control apparatus according to claim 1, wherein

the display control application is an application that specifies content reproduction time information and the signal conversion algorithms to be applied to image signals respectively corresponding to the reproduction times, and

the data processing unit sequentially selectively applies the signal conversion algorithms specified with respect to the content reproduction times using the display control application and generates the output image signals.

6. The image display control apparatus according to claim 1, wherein

the signal conversion algorithms are algorithms whose conversion forms change according to the sensor detection signals, and

the data processing unit generates output image signals that differ according to environmental light, by the signal conversion processing that differs according to the sensor detection signals.

7. The image display control apparatus according to claim 1, wherein

the data processing unit

calculates parameters based on the sensor detection signals, and

applies the calculated parameters to the signal conversion algorithms to generate output image signals that differ according to environmental light.

8. The image display control apparatus according to claim 1, wherein

the sensor detection signals include a luminance signal and a color difference signal, and

the data processing unit

calculates parameters based on the luminance signal and the color difference signal included in the sensor detection signals, and

applies the calculated parameters to the signal conversion algorithms to generate output image signals that differ according to environmental light.

9. A transmission apparatus, comprising

a data processing unit that transmits a content to be displayed on a display unit and a display control application supporting the content via a communication unit,

the display control application being an application that records a program which applies sensor detection signals for acquiring environmental light information in a periphery of the display unit and generates output image signals by carrying out signal conversion processing in which different signal conversion algorithms are applied to original input image signals of the content in a content unit, a unit of scenes configuring a content, or a frame unit.

10. The transmission apparatus according to claim 9, wherein

the display control application is an application that records a program which executes, with respect to at least one of a luminance signal and a color difference signal included in the original input image signals of the content, the different signal conversion processing in a content unit, a unit of scenes configuring a content, or a frame unit, and generates a luminance signal or a color difference signal configuring the output image signals.

11. The transmission apparatus according to claim 9, wherein

the display control application is an application that records a program which executes, with respect to the original input image signals of the content, at least one of different white balance adjustment processing, gamma correction processing, and color temperature adjustment processing in a content unit, a unit of scenes configuring a content, or a frame unit, and generates the output image signals.

12. An image display control method executed in an image display control apparatus including a data processing unit that controls image signals to be output to a display unit, the image display control method comprising:

by the data processing unit,

executing a display control application supporting a content to be displayed on the display unit to generate output image signals;

in the output image signal generation processing,

inputting sensor detection signals from a sensor that acquires environmental light information in a periphery of the display unit; and

applying the sensor detection signals and generating output image signals by carrying out signal conversion processing in which different signal conversion algorithms are applied to original input image signals of the content in a content unit, a unit of scenes configuring a content, or a frame unit.

13. A program that causes an image display control apparatus to execute output image signal generation processing, the program being a display control application supporting a content to be displayed on a display unit, the program causing the image display control apparatus to execute the step of

applying sensor detection signals as environmental light information in a periphery of the display unit and generating output image signals by carrying out signal conversion processing in which different signal conversion algorithms are applied to original input image signals of the content in a content unit, a unit of scenes configuring a content, or a frame unit.