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render_time.py
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render_time.py
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# ***** BEGIN GPL LICENSE BLOCK *****
#
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ***** END GPL LICENCE BLOCK *****
bl_info = {
"name": "Render Time Estimation",
"author": "Jason van Gumster (Fweeb)",
"version": (0, 2, 1),
"blender": (2, 6, 2),
"api": 43969,
"location": "UV/Image Editor > Properties > Image",
"description": "Estimates the time to complete rendering on animations",
"warning": "Works best with a patched Blender that supports bpy.app.is_rendering",
"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.6/Py/Scripts/Render/Render_Time_Estimation",
"tracker_url": "http://projects.blender.org/tracker/index.php?func=detail&aid=30452&group_id=153&atid=467",
"category": "Render"}
import bpy, time
from datetime import timedelta
timer = {"average": 0.0, "total": 0.0}
time_start = 0.0
def start_timer(scene):
global timer
global time_start
if scene.frame_current == scene.frame_start:
timer = {"average": 0.0, "total": 0.0}
time_start = time.time()
def end_timer(scene):
global timer
global time_start
render_time = time.time() - time_start
timer["total"] += render_time
if scene.frame_current == scene.frame_start:
timer["average"] = render_time
else:
timer["average"] = (timer["average"] + render_time) / 2
print("Total render time: " + str(timedelta(seconds = timer["total"])))
print("Estimated completion: " + str(timedelta(seconds = (timer["average"] * (scene.frame_end - scene.frame_current)))))
# UI
def image_panel_rendertime(self, context):
global timer
scene = context.scene
layout = self.layout
if context.space_data.image is not None and context.space_data.image.type == 'RENDER_RESULT':
layout.label(text = "Total render time: " + str(timedelta(seconds = timer["total"])))
if (hasattr(bpy.app, "is_rendering") and bpy.app.is_rendering) or not hasattr(bpy.app, "is_rendering"):
layout.label(text = "Estimated completion: " + str(timedelta(seconds = (timer["average"] * (scene.frame_end - scene.frame_current)))))
# Registration
def register():
bpy.app.handlers.render_pre.append(start_timer)
bpy.app.handlers.render_post.append(end_timer)
bpy.types.IMAGE_PT_image_properties.append(image_panel_rendertime)
def unregister():
bpy.app.handlers.render_pre.remove(start_timer)
bpy.app.handlers.render_post.remove(end_timer)
bpy.types.IMAGE_PT_image_properties.remove(image_panel_rendertime)
if __name__ == '__main__':
register()

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