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Major file reorganization

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Brett Williams
2022-12-20 11:22:04 -08:00
parent 63c866166b
commit 4ef94dd7b8
32 changed files with 90 additions and 100 deletions
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lib/render_workers/blender_worker.py Normal file
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#!/usr/bin/env python3
import json
import re
from .render_worker import *
class BlenderRenderWorker(BaseRenderWorker):
renderer = 'Blender'
render_engine = 'blender'
supported_extensions = ['.blend']
install_paths = ['/Applications/Blender.app/Contents/MacOS/Blender']
supported_export_formats = ['TGA', 'RAWTGA', 'JPEG', 'IRIS', 'IRIZ', 'AVIRAW', 'AVIJPEG', 'PNG', 'BMP', 'HDR',
'TIFF', 'OPEN_EXR', 'OPEN_EXR_MULTILAYER', 'MPEG', 'CINEON', 'DPX', 'DDS', 'JP2']
def __init__(self, input_path, output_path, args=None):
super(BlenderRenderWorker, self).__init__(input_path=input_path, output_path=output_path,
ignore_extensions=False, args=args)
# Args
self.engine = self.args.get('engine', 'BLENDER_EEVEE').upper()
self.export_format = self.args.get('export_format', None) or 'JPEG'
self.camera = self.args.get('camera', None)
self.render_all_frames = self.args.get('render_all_frames', False)
self.frame_to_render = 0
# Stats
self.__frame_percent_complete = 0.0
# Scene Info
self.scene_info = get_scene_info(input_path)
self.total_frames = (int(self.scene_info.get('frame_end', 0)) - int(self.scene_info.get('frame_start', 0)) + 1) \
if self.render_all_frames else 1
self.current_frame = int(self.scene_info.get('frame_start', 0))
@classmethod
def version(cls):
version = None
try:
render_path = cls.renderer_path()
if render_path:
ver_out = subprocess.check_output([render_path, '-v'])
version = ver_out.decode('utf-8').splitlines()[0].replace('Blender', '').strip()
except Exception as e:
logging.error(f'Failed to get {cls.renderer} version: {e}')
return version
def _generate_subprocess(self):
cmd = [self.renderer_path()]
if self.args.get('background', True): # optionally run render not in background
cmd.append('-b')
cmd.append(self.input_path)
if self.camera:
cmd.extend(['--python-expr', f"import bpy;bpy.context.scene.camera = bpy.data.objects['{self.camera}'];"])
cmd.extend(['-E', self.engine, '-o', self.output_path, '-F', self.export_format])
# all frames or single
cmd.extend(['-a'] if self.render_all_frames else ['-f', str(self.frame_to_render)])
# Convert raw args from string if available
raw_args = self.args.get('raw', None)
if raw_args:
cmd.extend(raw_args.split(' '))
return cmd
def _parse_stdout(self, line):
pattern = re.compile(
r'Fra:(?P<frame>\d*).*Mem:(?P<memory>\S+).*Time:(?P<time>\S+)(?:.*Remaining:)?(?P<remaining>\S*)')
found = pattern.search(line)
if found:
stats = found.groupdict()
memory_use = stats['memory']
time_elapsed = stats['time']
time_remaining = stats['remaining'] or 'Unknown'
sample_string = line.split('|')[-1].strip()
if "sample" in sample_string.lower():
samples = re.sub(r'[^\d/]', '', sample_string)
self.__frame_percent_complete = int(samples.split('/')[0]) / int(samples.split('/')[-1])
# Calculate rough percent based on cycles
# EEVEE
# 10-Apr-22 22:42:06 - RENDERER: Fra:0 Mem:857.99M (Peak 928.55M) | Time:00:03.96 | Rendering 1 / 65 samples
# 10-Apr-22 22:42:10 - RENDERER: Fra:0 Mem:827.09M (Peak 928.55M) | Time:00:07.92 | Rendering 26 / 64 samples
# 10-Apr-22 22:42:10 - RENDERER: Fra:0 Mem:827.09M (Peak 928.55M) | Time:00:08.17 | Rendering 51 / 64 samples
# 10-Apr-22 22:42:10 - RENDERER: Fra:0 Mem:827.09M (Peak 928.55M) | Time:00:08.31 | Rendering 64 / 64 samples
# CYCLES
# 10-Apr-22 22:43:22 - RENDERER: Fra:0 Mem:836.30M (Peak 1726.13M) | Time:00:01.56 | Remaining:00:30.65 | Mem:588.68M, Peak:588.68M | Scene, View Layer | Sample 1/150
# 10-Apr-22 22:43:43 - RENDERER: Fra:0 Mem:836.30M (Peak 1726.13M) | Time:00:22.01 | Remaining:00:03.36 | Mem:588.68M, Peak:588.68M | Scene, View Layer | Sample 129/150
if int(stats['frame']) > self.current_frame:
self.current_frame = int(stats['frame'])
logger.debug(
'Frame:{0} | Mem:{1} | Time:{2} | Remaining:{3}'.format(self.current_frame, memory_use,
time_elapsed, time_remaining))
elif 'error' in line.lower():
logger.error(line)
self.errors.append(line)
elif 'Saved' in line or 'Saving' in line or 'quit' in line:
match = re.match(r'Time: (.*) \(Saving', line)
if match:
time_completed = match.groups()[0]
if self.render_all_frames:
logger.debug(f'Frame {self.current_frame} completed in {time_completed}')
else:
logger.info(f'Render completed in {time_completed}')
else:
logger.debug(line)
else:
pass
# if len(line.strip()):
# logger.debug(line.strip())
def percent_complete(self):
if self.total_frames <= 1:
return self.__frame_percent_complete
else:
whole_frame_percent = (self.current_frame - 1) / self.total_frames
adjusted_frame_percent = self.__frame_percent_complete / self.total_frames
total_percent = whole_frame_percent + adjusted_frame_percent
return max(total_percent, 0)
def run_python_expression_in_blend(path, python_expression):
if os.path.exists(path):
try:
return subprocess.run([BlenderRenderWorker.renderer_path(), '-b', path, '--python-expr', python_expression],
capture_output=True)
except Exception as e:
logger.warning(f"Error running python expression in blender: {e}")
pass
else:
raise FileNotFoundError
def run_python_script_in_blend(path, python_path):
if os.path.exists(path) and os.path.exists(python_path):
try:
return subprocess.run([BlenderRenderWorker.renderer_path(), '-b', path, '--python', python_path],
capture_output=True)
except Exception as e:
logger.warning(f"Error running python expression in blender: {e}")
pass
else:
raise FileNotFoundError
def pack_blender_files(path):
# Credit to L0Lock for pack script - https://blender.stackexchange.com/a/243935
pack_script = "import bpy\n" \
"bpy.ops.file.pack_all()\n" \
"myPath = bpy.data.filepath\n" \
"myPath = str(myPath)\n" \
"bpy.ops.wm.save_as_mainfile(filepath=myPath[:-6]+'_packed'+myPath[-6:])"
try:
results = run_python_expression_in_blend(path, pack_script)
result_text = results.stdout.decode()
dir_name = os.path.dirname(path)
# report any missing textures
not_found = re.findall("(Unable to pack file, source path .*)\n", result_text)
for err in not_found:
logger.error(err)
p = re.compile('Info: Saved "(.*)"')
match = p.search(result_text)
if match:
new_path = os.path.join(dir_name, match.group(1))
logger.info(f'Blender file packed successfully to {new_path}')
return new_path
except Exception as e:
logger.error(f'Error packing .blend file: {e}')
return None
def get_scene_info(path):
scene_info = None
try:
results = run_python_script_in_blend(path, os.path.join(os.path.dirname(os.path.realpath(__file__)),
'scripts', 'get_blender_info.py'))
result_text = results.stdout.decode()
for line in result_text.splitlines():
if line.startswith('SCENE_DATA:'):
raw_data = line.split('SCENE_DATA:')[-1]
scene_info = json.loads(raw_data)
break
except Exception as e:
logger.error(f'Error getting file details for .blend file: {e}')
return scene_info
if __name__ == '__main__':
# x = pack_blender_files('/Users/brett/Blender Files/temple_animatic.blend')
# print(x)
logging.basicConfig(format='%(asctime)s - %(message)s', datefmt='%d-%b-%y %H:%M:%S', level=logging.DEBUG)
r = BlenderRenderWorker('/Users/brett/Blender Files/temple_animatic.blend', '/Users/brett/testing1234')
# r.engine = 'CYCLES'
r.start()
while r.is_running():
time.sleep(1)