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()