Image processing apparatus

An image processing apparatus comprising:

• a color correction circuit configured to perform color correction of RGB signals to generate color-corrected RGB signals;
• a YC conversion circuit configured to convert the color-corrected RGB signals into a first luminance signal and a color-difference signal;
• a Y conversion circuit configured to generate a second luminance signal based on the RGB signals;
• a combination circuit configured to combine the first luminance signal with the second luminance signal to generate a third luminance signal;
• an edge adjustment circuit configured to obtain an edge-adjusted signal based on the second luminance signal;
• and
• an adder configured to add the third luminance signal to the edge-adjusted signal.

An apparatus, comprising:

• an imaging device configured to obtain RGB signals;
• an image processing circuitry configured to:
• perform color correction on the RGB signals to generate color-corrected RGB signals,
• convert the color-corrected RGB signals into a first luminance signal and a color-difference signal,
• generate a second luminance signal based on the RGB signals,
• perform an edge combination to combine the first luminance signal with the second luminance signal,
• obtain an edge-adjusted signal based on a result of the edge combination, and
• add the first luminance signal to the edge-adjusted signal;
• and
• a memory coupled to the image processing circuitry, configured to store an output of the image processing circuitry.

An apparatus comprising:

• an imaging device configured to obtain RGB signals;
• an image processing circuitry coupled to the imaging device, configured to:
• perform color correction of the RGB signals to generate color-corrected RGB signals,
• convert the color-corrected RGB signals into a first luminance signal and a color-difference signal,
• generate a second luminance signal based on the RGB signals,
• combine the first luminance signal with the second luminance signal to generate a third luminance signal,
• obtain an edge-adjusted signal based on the second luminance signal, and
• add the third luminance signal to the edge-adjusted signal;
• and
• a memory coupled to the image processing circuitry, configured to store an output of the image processing circuitry.

An image processing method, comprising:

• performing color correction on RGB signals to generate color-corrected RGB signals;
• converting the color-corrected RGB signals into a first luminance signal and a color-difference signal;
• generating a second luminance signal based on the RGB signals;
• performing an edge combination to combine the first luminance signal with the second luminance signal;
• obtaining an edge-adjusted signal based on a result of the edge combination;
• and
• adding, using an image processing circuitry, the first luminance signal to the edge-adjusted signal.

An image processing method, comprising:

• performing color correction of the RGB signals to generate color-corrected RGB signals;
• converting the color-corrected RGB signals into a first luminance signal and a color-difference signal;
• generating a second luminance signal based on the RGB signals;
• combining the first luminance signal with the second luminance signal to generate a third luminance signal;
• obtaining an edge-adjusted signal based on the second luminance signal;
• and
• adding, using an image processing circuitry, the third luminance signal to the edge-adjusted signal.