Welcome to mirror list, hosted at ThFree Co, Russian Federation.

batch_import.py « python « tests - git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
blob: 8fc679a7c154deccd2ef61797f021da15dc90f09 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
# ##### 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 LICENSE BLOCK #####

# <pep8 compliant>

"""
Example Usage:

./blender.bin --background --python tests/python/batch_import.py -- \
    --operator="bpy.ops.import_scene.obj" \
    --path="/fe/obj" \
    --match="*.obj" \
    --start=0 --end=10 \
    --save_path=/tmp/test

./blender.bin --background --python tests/python/batch_import.py -- \
    --operator="bpy.ops.import_scene.autodesk_3ds" \
    --path="/fe/" \
    --match="*.3ds" \
    --start=0 --end=1000 \
    --save_path=/tmp/test

./blender.bin --background --addons io_curve_svg --python tests/python/batch_import.py -- \
    --operator="bpy.ops.import_curve.svg" \
    --path="/usr/" \
    --match="*.svg" \
    --start=0 --end=1000 \
    --save_path=/tmp/test

"""

import os
import sys


def clear_scene():
    import bpy
    unique_obs = set()
    for scene in bpy.data.scenes:
        for obj in scene.objects[:]:
            scene.objects.unlink(obj)
            unique_obs.add(obj)

    # remove obdata, for now only worry about the startup scene
    for bpy_data_iter in (bpy.data.objects, bpy.data.meshes, bpy.data.lamps, bpy.data.cameras):
        for id_data in bpy_data_iter:
            bpy_data_iter.remove(id_data)


def batch_import(operator="",
                 path="",
                 save_path="",
                 match="",
                 start=0,
                 end=sys.maxsize,
                 ):
    import addon_utils
    _reset_all = addon_utils.reset_all  # XXX, hack

    import fnmatch

    path = os.path.normpath(path)
    path = os.path.abspath(path)

    match_upper = match.upper()

    def pattern_match(a):
        return fnmatch.fnmatchcase(a.upper(), match_upper)

    def file_generator(path):
        for dirpath, dirnames, filenames in os.walk(path):

            # skip '.svn'
            if dirpath.startswith("."):
                continue

            for filename in filenames:
                if pattern_match(filename):
                    yield os.path.join(dirpath, filename)

    print("Collecting %r files in %s" % (match, path), end="")

    files = list(file_generator(path))
    files_len = len(files)
    end = min(end, len(files))
    print(" found %d" % files_len, end="")

    files.sort()
    files = files[start:end]
    if len(files) != files_len:
        print(" using a subset in (%d, %d), total %d" % (start, end, len(files)), end="")

    import bpy
    op = eval(operator)

    tot_done = 0
    tot_fail = 0

    for i, f in enumerate(files):
        print("    %s(filepath=%r) # %d of %d" % (operator, f, i + start, len(files)))

        # hack so loading the new file doesn't undo our loaded addons
        addon_utils.reset_all = lambda: None  # XXX, hack

        bpy.ops.wm.read_factory_settings()

        addon_utils.reset_all = _reset_all  # XXX, hack
        clear_scene()

        result = op(filepath=f)

        if 'FINISHED' in result:
            tot_done += 1
        else:
            tot_fail += 1

        if save_path:
            fout = os.path.join(save_path, os.path.relpath(f, path))
            fout_blend = os.path.splitext(fout)[0] + ".blend"

            print("\tSaving: %r" % fout_blend)

            fout_dir = os.path.dirname(fout_blend)
            os.makedirs(fout_dir, exist_ok=True)

            bpy.ops.wm.save_as_mainfile(filepath=fout_blend)

    print("finished, done:%d,  fail:%d" % (tot_done, tot_fail))


def main():
    import optparse

    # get the args passed to blender after "--", all of which are ignored by blender specifically
    # so python may receive its own arguments
    argv = sys.argv

    if "--" not in argv:
        argv = []  # as if no args are passed
    else:
        argv = argv[argv.index("--") + 1:]  # get all args after "--"

    # When --help or no args are given, print this help
    usage_text = "Run blender in background mode with this script:"
    usage_text += "  blender --background --python " + __file__ + " -- [options]"

    parser = optparse.OptionParser(usage=usage_text)

    # Example background utility, add some text and renders or saves it (with options)
    # Possible types are: string, int, long, choice, float and complex.
    parser.add_option("-o", "--operator", dest="operator", help="This text will be used to render an image", type="string")
    parser.add_option("-p", "--path", dest="path", help="Path to use for searching for files", type='string')
    parser.add_option("-m", "--match", dest="match", help="Wildcard to match filename", type="string")
    parser.add_option("-s", "--save_path", dest="save_path", help="Save the input file to a blend file in a new location", metavar='string')
    parser.add_option("-S", "--start", dest="start", help="From collected files, start with this index", metavar='int')
    parser.add_option("-E", "--end", dest="end", help="From collected files, end with this index", metavar='int')

    options, args = parser.parse_args(argv)  # In this example we wont use the args

    if not argv:
        parser.print_help()
        return

    if not options.operator:
        print("Error: --operator=\"some string\" argument not given, aborting.")
        parser.print_help()
        return

    if options.start is None:
        options.start = 0

    if options.end is None:
        options.end = sys.maxsize

    # Run the example function
    batch_import(operator=options.operator,
                 path=options.path,
                 save_path=options.save_path,
                 match=options.match,
                 start=int(options.start),
                 end=int(options.end),
                 )

    print("batch job finished, exiting")


if __name__ == "__main__":
    main()