Color Balancing Production Workflow
The Color Balancing Production Workflow used to process raw imagery into color-balanced single scenes, output as color-balanced results for one or multiple independent scenes. It is applicable when the study area is fully covered by a single scene, or when color consistency processing and analysis are required for images of the same area at different times.
- Set Image Path: Specify the processing paths for raw imagery, reference imagery, and result data. Supports filtering and pairing of raw panchromatic and multispectral images.
- Generate Tie Points: Automatically generates tie points in overlapping image areas for mosaicking and block adjustment of multiple satellite images, ensuring geometric consistency among them.
- Generate Ground Control Points: Generates Ground Control Points based on image feature points for high-precision geometric correction and geolocation, ensuring the geographic positional accuracy of the imagery.
- Block Adjustment: Calculates the orientation parameters of the satellite images through adjustment computation based on the tie points and ground control points.
- Generate Orthophotos: Orthorectifies the imagery to remove geometric distortions caused by terrain relief and sensor attitude, producing a panchromatic orthophoto.
- Multispectral and Panchromatic Registration: Registers the multispectral imagery to the corrected panchromatic image, ensuring precise spatial alignment between the panchromatic and multispectral data.
- Image Fusion: Performs pan-sharpening (or other fusion techniques) to combine the panchromatic and multispectral images, enhancing image quality by integrating their respective spatial and spectral details.
- True Color Output: Applies image stretching and enhancement techniques to improve the visual display effect, making the colors closer to the actual ground object colors.
- Image Color Balancing: Adjusts the color, brightness, and contrast of the imagery to improve overall quality and visual consistency across scenes.
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Figure: Color Balancing Production Workflow |