Resize the image, keep the aspect ratio.
adjust the image brightness
Crop a cropWidth
x cropHeight
patch from center of image.
image channel normalize
random change the channel of an image
Random adjust brightness, contrast, hue, saturation
Adjust the image contrast
Abstract crop transformer, other crop transformer need to override generateRoi
Crop from object detections, each image should has a tensor detection, which is stored in ImageFeature
expand image, fill the blank part with the meanR, meanG, meanB
Fill part of image with certain pixel value
Crop a fixed area of image
Flip the image horizontally
Adjust image hue
Pixel level normalizer, data(i) = data(i) - mean(i)
resize the image by randomly choosing a scale
Random crop a cropWidth
x cropHeight
patch from an image.
It is a wrapper for transformers to control the transform probability
Resize image
Adjust image saturation