摘要:
The present invention relates to an image processing apparatus, an image processing method and an image processing program for outputting an image obtained raw datum by an image pickup apparatus and for applying an image transform to an inputted scene referred raw datum based on a color appearance model. The image processing apparatus includes an image transform parameter calculating section for determining an image transform parameter of the color appearance model, based on the scene referred raw data or information related to the scene referee raw data, and an image transform section for applying the image transform based on the color appearance model to the scene referred raw datum using the determined image transform parameter.
摘要:
An image processing apparatus for converting photographed image data representing a scene luminance into visual image data representing a visual image, comprises a data analyzing section to obtain a viewing condition to view a visual image, to analyze the photographed image data, and to obtain an image converting condition and a viewing condition parameter for a color management employing a color appearance model on the basis of the analysis result of the photographed image data and the viewing condition for the visual image; an image converting section to convert the photographed image data on the basis of the image converting condition obtained by the data analyzing section so as to produce the visual image data; and a formatting section to attach the viewing condition parameter to the visual image data produced by the image converting section and to output the visual image data attached with the viewing condition parameter.
摘要:
An image processing apparatus for converting photographed image data representing a scene luminance into visual image data representing a visual image, comprises a data analyzing section to obtain a viewing condition to view a visual image, to analyze the photographed image data, and to obtain an image converting condition and a viewing condition parameter for a color management employing a color appearance model on the basis of the analysis result of the photographed image data and the viewing condition for the visual image; an image converting section to convert the photographed image data on the basis of the image converting condition obtained by the data analyzing section so as to produce the visual image data; and a formatting section to attach the viewing condition parameter to the visual image data produced by the image converting section and to output the visual image data attached with the viewing condition parameter.
摘要:
An image processing method of producing visual image-referred data by conducting an image processing to optimize for viewing the visual on an output medium by utilizing a color appearance model, comprises an inputting process to input a user's editing instruction; a reading process to read scene-referred raw data for each editing instruction of an user inputted in the inputting process; and a gamut adjusting process to conduct a gamut mapping for each output medium by converting the read scene-referred raw data in accordance with the user's editing instruction by utilizing a color appearance model.
摘要:
An image processing apparatus includes an image forward-transform section for applying an image forward-transform based on a color appearance model to an inputted scene referred raw datum; an image processing section for applying a tone and/or color correction using a correction parameter determined based on the scene referred raw datum or information related to the scene referred raw datum, and a gamut mapping corresponding to an output device; and an image inverse-transform section for applying an image inverse-transform of the image forward-transform after the image processing.
摘要:
An image processing method includes the steps of: obtaining image data formed by signals of a plurality of pixels expressing a color image; discriminating a photographic scene of an image from the image data; determining a gradation correction method based on a result of discriminating a photographic scene; determining a first gradation correction amount based on a result of discriminating a photographic scene; detecting a face area in an image of the image data and calculating a face detection reliability; determining a second gradation correction amount based on an average luminance of the face area; determining a third gradation correction amount by weighted averaging the first gradation correction amount and the second gradation correction amount based on the face detection reliability; and applying a gradation correction process to the image data by using the third gradation correction amount and the gradation method.
摘要:
The present invention relates to a processing the processing can be applied without generating the deterioration of the sharpness when the puckering or spotting is removed from the face or neck of the portrait. To solve the above problem, an image signal expressing a color image is obtained, and the pixels forming the skin-color signal, are extracted from the pixels included in the image signal, and in the extracted pixels, on the pixels in which the spatial frequency is within a specific range, and a variation amount of the signal intensity is not larger than specific threshold value, the image processing to reduce a variation amount of the signal intensity, is applied.
摘要:
An image processing method includes the steps of: an occupation ratio calculating step of dividing a photographed image data into a plurality of regions based on at least one combination of: predefined brightness and hue; and distance from a frame edge of the photographed image and brightness; and calculating a occupation ratio of each of the plurality of regions which represents a ratio of each of the plurality of regions in the whole photographed image data; an index calculating step of calculating an index determining a type of a photographed scene by multiplying the occupation ratio of each of the plurality of area calculated in the occupation ratio calculation step to a predefined index according to a photographing condition; an image processing condition determining step of determining an image processing condition for the photographed image data using the index calculated in the index calculating step.
摘要:
There is described an image processing method, which makes it possible to continuously and appropriately corrects excessiveness or shortage of light amount in the flesh-color area. The image processing method includes: a light source condition index calculating process for calculating an index representing a light source condition of the captured image data; a correction value calculating process for calculating a correction value of the reproduction target value, corresponding to the index representing the light source condition; a first gradation conversion condition calculating process for calculating a gradation conversion condition for the captured image data, based on the correction value of the reproduction target value; an exposure condition index calculating process for calculating an index representing an exposure condition of the captured image data; and a second gradation conversion condition calculating process for calculating a gradation conversion condition for the captured image data, corresponding to the index representing the exposure condition.
摘要:
An image processing method of obtaining captured image data of pixels corresponding to one image plane and outputting image data optimized for viewing on an outputting medium, comprising: a brightness value distributing process of dividing a brightness region into plural brightness regions and distributing the pixels of the captured image data in accordance with the brightness value of each pixel into one of the plural brightness regions; a color specification value distributing process of dividing a two dimensional color specification region into plural color specification regions and brightness values and distributing the pixels of the captured image data in accordance with the hue and brightness values of each pixel into one of the plural color specification regions; and a photographing scene estimating process of estimating a photographing scene of the captured image data on the basis of the calculated brightness region occupation ratio and the calculated color specification region occupation ratio.