Soliman

blend_plugin.py

import bpy

render = bpy.context.scene.render
render.use_border = True
render.border_min_x = 0
render.border_max_x = 0.01
render.border_min_y = 0
render.border_max_y = 0.01
render.use_crop_to_border = True
bpy.context.scene.render.filepath="/tmp/test.png"
bpy.ops.render.render(write_still=True)

import socket
s = socket.socket()
s.connect(socket.gethostname(), 12345)

mbytes = bytearray()
mbytes.append(128)
mbytes.append(152)
s.send(mbytes)
s.close()

py

import bpy


bpy.context.scene.use_nodes = True
tree = bpy.context.scene.node_tree
links = tree.links
  
# clear default nodes
for n in tree.nodes:
    tree.nodes.remove(n)
  
# create input render layer node
rl = tree.nodes.new('CompositorNodeRLayers')      
rl.location = 185,285
 
# create output node
v = tree.nodes.new('CompositorNodeViewer')   
v.location = 750,210
v.use_alpha = False
 
# Links
links.new(rl.outputs[0], v.inputs[0])  # link Image output to Viewer input
 

render = bpy.context.scene.render
render.use_border = True
render.border_min_x = 0
render.border_max_x = 1
render.border_min_y = 0
render.border_max_y = 0.5
render.use_crop_to_border = True

# render
bpy.ops.render.render()
 
# get viewer pixels
pixels = bpy.data.images['Viewer Node'].pixels
print(len(pixels)) 


#bpy.context.scene.render.filepath="/tmp/test.png"
#bpy.ops.render.render(write_still=True)

#import socket
#s = socket.socket()
#s.connect(socket.gethostname(), 12345)

#mbytes = bytearray()
#mbytes.append(128)
#mbytes.append(152)
#s.send(mbytes)
#s.close()