image_to_array
3D array representation of images
Description
3D array that represents an image with dimensions (height,width,channels) or (channels,height,width) depending on the data_format.
Usage
image_to_array(img, data_format = c("channels_last", "channels_first"))
image_array_resize(
img,
height,
width, data_format = c("channels_last", "channels_first")
)
image_array_save(
img,
path, data_format = NULL,
file_format = NULL,
scale = TRUE
)
Arguments
Arguments | Description |
---|---|
img | Image |
data_format | Image data format (“channels_last” or “channels_first”) |
height | Height to resize to |
width | Width to resize to |
path | Path to save image to |
file_format | Optional file format override. If omitted, the format to use is determined from the filename extension. If a file object was used instead of a filename, this parameter should always be used. |
scale | Whether to rescale image values to be within 0,255 |
See Also
Other image preprocessing: fit_image_data_generator()
, flow_images_from_dataframe()
, flow_images_from_data()
, flow_images_from_directory()
, image_load()