Automatic selection of color conversion method using image state information

A computer-implemented method comprising:

• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to an output device;
• converting, automatically in response to the selecting, the image to an output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the output device comprises a printing device, and the converting comprises:
• transforming data in the image to over-range RGB data using the color profile, the absolute colorimetric rendering intent, and an RGB profile;
• transforming the over-range RGB data to non-over-range RGB data using toning;
• and
• transforming the non-over-range RGB data to output data using the RGB profile, a printing device profile of the printing device, and an additional rendering intent selected from a group including a relative colorimetric rendering intent and a perceptual rendering intent based on a preference setting.

A computer-implemented method comprising:

• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to an output device;
• converting, automatically in response to the selecting, the image to an output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the image comprises a working space image, the current task in the imaging workflow comprises displaying the working space image for display output preview, and the converting comprises:
• converting to XYZ space using the color profile and the absolute colorimetric rendering intent;
• converting from the XYZ space to a first display device color space using a first display device profile and a relative colorimetric rendering intent;
• and
• converting from the first display device color space to a second display device color space using a second display device profile and a preview rendering intent defined by a proofing setting.

A computer-implemented method comprising:

• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to an output device;
• converting, automatically in response to the selecting, the image to an output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the image comprises a working space image, the current task in the imaging workflow comprises displaying the working space image for printing output preview, and the converting comprises:
• converting to XYZ space using the color profile and the absolute colorimetric rendering intent;
• converting from the XYZ space to a printing device color space using a printing device profile and an additional rendering intent selected from a group including a relative colorimetric rendering intent and a perceptual rendering intent based on a preference setting;
• and
• converting from the printing device color space to a display device color space using a display device profile and a preview rendering intent defined by a proofing setting.

A computer program product, encoded on a non-transitory computer-readable medium, operable to cause data processing apparatus to perform operations comprising:

• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to an output device;
• converting, automatically in response to the selecting, the image to an output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the output device comprises a display device, and the converting comprises:
• transforming data in the image to over-range RGB data using the color profile, the absolute colorimetric rendering intent, and an RGB profile;
• transforming the over-range RGB data to non-over-range RGB data using toning;
• and
• transforming the non-over-range RGB data to output data using the RGB profile, a display device profile of the display device, and a relative colorimetric rendering intent.

A computer program product, encoded on a non-transitory computer-readable medium, operable to cause data processing apparatus to perform operations comprising:

• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to an output device;
• converting, automatically in response to the selecting, the image to an output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the output device comprises a printing device, and the converting comprises:
• transforming data in the image to over-range RGB data using the color profile, the absolute colorimetric rendering intent, and an RGB profile;
• transforming the over-range RGB data to non-over-range RGB data using toning;
• and
• transforming the non-over-range RGB data to output data using the RGB profile, a printing device profile of the printing device, and an additional rendering intent selected from a group including a relative colorimetric rendering intent and a perceptual rendering intent based on a preference setting.

A computer program product, encoded on a non-transitory computer-readable medium, operable to cause data processing apparatus to perform operations comprising:

• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to an output device;
• converting, automatically in response to the selecting, the image to an output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the image comprises a working space image, the current task in the imaging workflow comprises displaying the working space image for display output preview, and the converting comprises:
• converting to XYZ space using the color profile and the absolute colorimetric rendering intent;
• converting from the XYZ space to a first display device color space using a first display device profile and a relative colorimetric rendering intent;
• and
• converting from the first display device color space to a second display device color space using a second display device profile and a preview rendering intent defined by a proofing setting.

A computer program product, encoded on a non-transitory computer-readable medium, operable to cause data processing apparatus to perform operations comprising:

• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to an output device;
• converting, automatically in response to the selecting, the image to an output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the image comprises a working space image, the current task in the imaging workflow comprises displaying the working space image for printing output preview, and the converting comprises:
• converting to XYZ space using the color profile and the absolute colorimetric rendering intent;
• converting from the XYZ space to a printing device color space using a printing device profile and an additional rendering intent selected from a group including a relative colorimetric rendering intent and a perceptual rendering intent based on a preference setting;
• and
• converting from the printing device color space to a display device color space using a display device profile and a preview rendering intent defined by a proofing setting.

A system comprising:

• an output device;
• and
• one or more computers operable to interact with the output device and to perform operations comprising:
• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to the output device;
• converting, automatically in response to the selecting, the image to the output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the output device comprises a display device, and the converting comprises:
• transforming data in the image to over-range RGB data using the color profile, the absolute colorimetric rendering intent, and an RGB profile;
• transforming the over-range RGB data to non-over-range RGB data using toning;
• and
• transforming the non-over-range RGB data to output data using the RGB profile, a display device profile of the display device, and a relative colorimetric rendering intent.

A system comprising:

• an output device;
• and
• one or more computers operable to interact with the output device and to perform operations comprising:
• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to the output device;
• converting, automatically in response to the selecting, the image to the output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the output device comprises a printing device, and the converting comprises:
• transforming data in the image to over-range RGB data using the color profile, the absolute colorimetric rendering intent, and an RGB profile;
• transforming the over-range RGB data to non-over-range RGB data using toning;
• and
• transforming the non-over-range RGB data to output data using the RGB profile, a printing device profile of the printing device, and an additional rendering intent selected from a group including a relative colorimetric rendering intent and a perceptual rendering intent based on a preference setting.

A system comprising:

• an output device;
• and
• one or more computers operable to interact with the output device and to perform operations comprising:
• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to the output device;
• converting, automatically in response to the selecting, the image to the output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the image comprises a working space image, the current task in the imaging workflow comprises displaying the working space image for display output preview, and the converting comprises:
• converting to XYZ space using the color profile and the absolute colorimetric rendering intent;
• converting from the XYZ space to a first display device color space using a first display device profile and a relative colorimetric rendering intent;
• and
• converting from the first display device color space to a second display device color space using a second display device profile and a preview rendering intent defined by a proofing setting.

A system comprising:

• an output device;
• and
• one or more computers operable to interact with the output device and to perform operations comprising:
• obtaining an image, a corresponding color profile and state information for the image, the state information selected from a group including a scene-referred state and an output-referred state, wherein the scene-referred state indicates that applying the color profile to the image results in scene-referred image data;
• selecting, automatically in response to identification of the state information, an absolute colorimetric rendering intent when the state information indicates the scene-referred state and a current task in an imaging workflow comprises outputting the image to the output device;
• converting, automatically in response to the selecting, the image to the output-referred color space based on the color profile and using the absolute colorimetric rendering intent when the state information indicates the scene-referred state and the current task in the imaging workflow comprises outputting the image to the output device;
• and
• making the converted image available for output via the output device, wherein the image comprises a working space image, the current task in the imaging workflow comprises displaying the working space image for printing output preview, and the converting comprises:
• converting to XYZ space using the color profile and the absolute colorimetric rendering intent;
• converting from the XYZ space to a printing device color space using a printing device profile and an additional rendering intent selected from a group including a relative colorimetric rendering intent and a perceptual rendering intent based on a preference setting;
• and
• converting from the printing device color space to a display device color space using a display device profile and a preview rendering intent defined by a proofing setting.