Reply image height. Specifies scaling of the rendered image so that the height of the reply image is no larger than the specified value, while maintaining the image’s aspect ratio.
Reply image height in pixels (integer greater than 0).
The image is not padded if both
hei= are specified and width/height is different from the aspect ratio of the image.
hei= work together to define the size of the image that is returned by the server. If
scl= comes after
hei= in the URL, it cancels those commands and
scl= defines the size of the image returned by the server.
hei= comes after
scl= in the URL, they cancel
hei= define the size of the image returned by the server.
An error is returned if the calculated or default reply image size is larger than
May occur anywhere within the request. Resizing the image with
scl= does not change the print resolution value embedded in the response image. Ignored if
scl= occurs after
hei= in the command sequence.
scl= are not specified, the reply image is scaled to fit within the size defined by
attribute::DefaultPix is empty, the reply image has the same size as the vignette’s view image.