forked from bartvdbraak/blender
746522a0ad
Scenes must be tagged to render, (old render daemon button) but selecting scenes in the data browser (shoft+f4) sets this also. Using this script to generate jobs for the renderfarm much faster then loading blender.
96 lines
2.5 KiB
Python
96 lines
2.5 KiB
Python
#!/usr/bin/python
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# --------------------------------------------------------------------------
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# ***** BEGIN GPL LICENSE BLOCK *****
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# ***** END GPL LICENCE BLOCK *****
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# --------------------------------------------------------------------------
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import struct
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# In Blender, selecting scenes in the databrowser (shift+f4) will tag for rendering.
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# This struct wont change according to ton.
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# Note that the size differs on 32/64bit
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'''
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typedef struct BHead {
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int code, len;
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void *old;
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int SDNAnr, nr;
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} BHead;
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'''
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def read_blend_rend_chunk(path):
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file = open(path, 'rb')
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if file.read(len('BLENDER')) != 'BLENDER':
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return []
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#
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if file.read(1) == '-':
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is64bit = True
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else: # '_'
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is64bit = False
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if file.read(1) == 'V':
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isBigEndian = True # ppc
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else: # 'V'
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isBigEndian = False # x86
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# Now read the bhead chunk!!!
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file.read(3) # skip the version
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scenes = []
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while file.read(4) == 'REND':
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if is64bit: sizeof_bhead = sizeof_bhead_left = 24 # 64bit
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else: sizeof_bhead = sizeof_bhead_left = 20 # 32bit
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sizeof_bhead_left -= 4
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if isBigEndian: rend_length = struct.unpack('>i', file.read(4))[0]
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else: rend_length = struct.unpack('<i', file.read(4))[0]
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sizeof_bhead_left -= 4
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# We dont care about the rest of the bhead struct
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file.read(sizeof_bhead_left)
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# Now we want the scene name, start and end frame. this is 32bites long
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if isBigEndian: start_frame, end_frame = struct.unpack('>2i', file.read(8))
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else: start_frame, end_frame = struct.unpack('<2i', file.read(8))
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scene_name = file.read(24)
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scene_name = scene_name[ : scene_name.index('\0') ]
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scenes.append( (start_frame, end_frame, scene_name) )
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return scenes
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def main():
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import sys
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for arg in sys.argv[1:]:
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if arg.lower().endswith('.blend'):
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print read_blend_rend_chunk(arg)
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if __name__ == '__main__':
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main()
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