This module receives a PDF file ( Multipart ) as input

and returns as output:

1- The percentage used of each color (C, M, Y, K, Pantone, Spots...) Along with the photo

2- width and height of each color channel ( For example, in the magenta channel, you have some color density in the coordinates (0,0) and you have some in the coordinates (10,20), so the width and height it gives you in the output are 20px and 10px, respectively, which are in Returns the unit of millimeters. )

3- TAK (printing term meaning high density of color)

4- In offset printing machines, there are valves to adjust the colors, the amount of adjustment of these will returns too.

Dependencies

1- Ghostscript

2- Pillow

pip install pillow

Inputs

key	value	necessary?	Desc
file	your file .pdf	✔️	method=post - type=multipart
NAME	your custome name	-	output -> { ..., "Default": [ ... , {'name':file_name,'coverage':int,'w':int(MM),'h':int(MM)} ,...] , ... }
IPATH	your custome path	-	Where the input file is saved. Please note that the input PDF file must be saved as file.pdf
OPATH	your custome path	-	Where the output file is going to be saved
PART_CALCULATE	True	-	output -> { ..., "PartCal": [ ... , {'name':file_name,'coverage':int,'data':[int,int,...],'path': "path/name.jpeg"} , ... ] , ... }
TAK	True	-	output -> { ... , "Tak": path , ...}
TAK_SIZE	number	-	output -> same as tak

errors:

key	Description
ValError	You probably forgot to send the name variable
NoFile	It means that it did not find a file, so maybe you forgot to send a file or you sent a file with the wrong format.

Test

test the example

pip install django

Point: you can send file with postman and this work fine But pay attention to CORS in other cases. so I have commented the related items in the settings file