An auto white balance adjusting method includes determining a white pixel area according to a standard of a first color space, selecting a plurality of pixels of an image according to the white pixel area, generating an average color value of the plurality of pixels in the first color space, converting the average color value in the first color space to three primary color gains in a second color space, generating three primary color target gains according to the three primary color gains and a color temperature curve, and gradually adjusting a white balance of the image to meet the three primary color target gains according to the average color value in the first color space and the three primary color gains in the second color space. The first color space and the second color space are different.

An auto white balance adjusting method includes determining a white pixel area according to a standard of a first color space, selecting a plurality of pixels of an image according to the white pixel area, generating an average color value of the plurality of pixels in the first color space, converting the average color value in the first color space to three primary color gains in a second color space, generating three primary color target gains according to the three primary color gains and a color temperature curve, and gradually adjusting a white balance of the image to meet the three primary color target gains according to the average color value in the first color space and the three primary color gains in the second color space. The first color space and the second color space are different.

The present technology relates to a reproduction device, a reproduction method, and a recording medium capable of displaying graphics with a broader dynamic range of luminance and appropriate brightness. An optical disc records STN_table associating HDR graphics, which are graphics having a second luminance range different from and broader than a first luminance range, with tone_mapping_info including HDR information indicating a luminance characteristic of the HDR graphics and tone_mapping_info, which is tone mapping definition information used when luminance conversion from the HDR graphics to STD graphics which are graphics having the first luminance range is performed, the HDR graphics, and the tone_mapping_info. The present technology is applicable to a recording medium recording graphics.

The present technology relates to a reproduction device, a reproduction method, and a recording medium capable of displaying graphics with a broader dynamic range of luminance and appropriate brightness. An optical disc records STN_table associating HDR graphics, which are graphics having a second luminance range different from and broader than a first luminance range, with tone_mapping_info including HDR information indicating a luminance characteristic of the HDR graphics and tone_mapping_info, which is tone mapping definition information used when luminance conversion from the HDR graphics to STD graphics which are graphics having the first luminance range is performed, the HDR graphics, and the tone_mapping_info. The present technology is applicable to a recording medium recording graphics.

An image processing apparatus includes: an adjusting unit configured to perform a color adjustment process on an input image and generate an output image: a determining unit configured to determine an approximate expression which approximates conversion characteristics of the color adjustment process; and an outputting unit configured to output color adjustment information including information representing the approximate expression determined by the determining unit, wherein when the adjusting unit performs the color adjustment process on a partial region of the input image, the outputting unit outputs, as the color adjustment information, information including the information representing the approximate expression determined by the determining unit and region information representing the partial region.

An image processing apparatus includes: an adjusting unit configured to perform a color adjustment process on an input image and generate an output image: a determining unit configured to determine an approximate expression which approximates conversion characteristics of the color adjustment process; and an outputting unit configured to output color adjustment information including information representing the approximate expression determined by the determining unit, wherein when the adjusting unit performs the color adjustment process on a partial region of the input image, the outputting unit outputs, as the color adjustment information, information including the information representing the approximate expression determined by the determining unit and region information representing the partial region.

An image processing method is provided. The image processing method includes the following steps: blending a plurality of exposure frames captured by one or more image capturing devices using a plurality of exposure times to generate a real-time image; analyzing one or more regions of interest (ROIs) of the real-time image according to ROI information about the one or more ROIs of the real-time image, and accordingly generating an analysis result; and utilizing an image processor for referring to the analysis result to locally adjust image data within the one or more ROIs of the real-time image to generate an adjusted real-time image in real time.

An image processing method is provided. The image processing method includes the following steps: blending a plurality of exposure frames captured by one or more image capturing devices using a plurality of exposure times to generate a real-time image; analyzing one or more regions of interest (ROIs) of the real-time image according to ROI information about the one or more ROIs of the real-time image, and accordingly generating an analysis result; and utilizing an image processor for referring to the analysis result to locally adjust image data within the one or more ROIs of the real-time image to generate an adjusted real-time image in real time.

An auto white balance adjusting method includes determining a white pixel area according to a standard of a first color space, selecting a plurality of pixels of an image according to the white pixel area, generating an average color value of the plurality of pixels in the first color space, converting the average color value in the first color space to three primary color gains in a second color space, generating three primary color target gains according to the three primary color gains and a color temperature curve, and gradually adjusting a white balance of the image to meet the three primary color target gains according to the average color value in the first color space and the three primary color gains in the second color space. The first color space and the second color space are different.

An auto white balance adjusting method includes determining a white pixel area according to a standard of a first color space, selecting a plurality of pixels of an image according to the white pixel area, generating an average color value of the plurality of pixels in the first color space, converting the average color value in the first color space to three primary color gains in a second color space, generating three primary color target gains according to the three primary color gains and a color temperature curve, and gradually adjusting a white balance of the image to meet the three primary color target gains according to the average color value in the first color space and the three primary color gains in the second color space. The first color space and the second color space are different.