GIMP-ML/gimp-plugins/deepcolor.py
2020-08-23 13:14:29 +05:30

86 lines
3.1 KiB
Python
Executable File

import os
baseLoc = os.path.dirname(os.path.realpath(__file__))+'/'
from gimpfu import *
import sys
sys.path.extend([baseLoc+'gimpenv/lib/python2.7',baseLoc+'gimpenv/lib/python2.7/site-packages',baseLoc+'gimpenv/lib/python2.7/site-packages/setuptools',baseLoc+'ideepcolor'])
import numpy as np
import torch
import cv2
from data import colorize_image as CI
def createResultLayer(image,name,result):
rlBytes=np.uint8(result).tobytes();
rl=gimp.Layer(image,name,image.width,image.height)
# ,image.active_layer.type,100,NORMAL_MODE)
region=rl.get_pixel_rgn(0, 0, rl.width,rl.height,True)
region[:,:]=rlBytes
image.add_layer(rl,0)
gimp.displays_flush()
def channelData(layer):#convert gimp image to numpy
region=layer.get_pixel_rgn(0, 0, layer.width,layer.height)
pixChars=region[:,:] # Take whole layer
bpp=region.bpp
return np.frombuffer(pixChars,dtype=np.uint8).reshape(layer.height,layer.width,bpp)
def deepcolor(tmp1, tmp2, ilayerimg,ilayerc) :
layerimg = channelData(ilayerimg)
layerc = channelData(ilayerc)
if ilayerimg.name == ilayerc.name: # if local color hints are not provided by user
mask = np.zeros((1, 256, 256)) # giving no user points, so mask is all 0's
input_ab = np.zeros((2, 256, 256)) # ab values of user points, default to 0 for no input
else:
if layerc.shape[2] == 3: # error
pdb.gimp_message("Alpha channel missing in " + ilayerc.name + " !")
return
else:
input_ab = cv2.cvtColor(layerc[:,:,0:3].astype(np.float32)/255, cv2.COLOR_RGB2LAB)
mask = layerc[:,:,3]>0
mask = mask.astype(np.uint8)
input_ab = cv2.resize(input_ab,(256,256))
mask = cv2.resize(mask, (256, 256))
mask = mask[np.newaxis, :, :]
input_ab = input_ab[:,:, 1:3].transpose((2, 0, 1))
if layerimg.shape[2] == 4: #remove alpha channel in image if present
layerimg = layerimg[:,:,0:3]
if torch.cuda.is_available():
gimp.progress_init("(Using GPU) Running deepcolor for " + ilayerimg.name + "...")
gpu_id = 0
else:
gimp.progress_init("(Using CPU) Running deepcolor for " + ilayerimg.name + "...")
gpu_id = None
colorModel = CI.ColorizeImageTorch(Xd=256)
colorModel.prep_net(gpu_id, baseLoc + 'weights/colorize/caffemodel.pth')
colorModel.load_image(layerimg) # load an image
img_out = colorModel.net_forward(input_ab, mask) # run model, returns 256x256 image
img_out_fullres = colorModel.get_img_fullres() # get image at full resolution
createResultLayer(tmp1, 'new_' + ilayerimg.name, img_out_fullres)
register(
"deepcolor",
"deepcolor",
"Running deepcolor.",
"Kritik Soman",
"Your",
"2020",
"deepcolor...",
"*", # Alternately use RGB, RGB*, GRAY*, INDEXED etc.
[ (PF_IMAGE, "image", "Input image", None),
(PF_DRAWABLE, "drawable", "Input drawable", None),
(PF_LAYER, "drawinglayer", "Original Image:", None),
(PF_LAYER, "drawinglayer", "Color Mask:", None),
],
[],
deepcolor, menu="<Image>/Layer/GIML-ML")
main()