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
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
|
# --------------------------------------------------------------------------
# BPyImage.py version 0.1
# --------------------------------------------------------------------------
# helper functions to be used by other scripts
# --------------------------------------------------------------------------
# ***** 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# ***** END GPL LICENCE BLOCK *****
# --------------------------------------------------------------------------
#===========================================================================#
# Comprehensive image loader, will search and find the image #
# Will return a blender image or a new image if the image is missing #
#===========================================================================#
import Blender
from Blender import sys
try:
import os
except:
os=None
#==============================================#
# Return directory, where the file is #
#==============================================#
def stripFile(path):
lastSlash = max(path.rfind('\\'), path.rfind('/'))
if lastSlash != -1:
path = path[:lastSlash]
return '%s%s' % (path, sys.sep)
#==============================================#
# Strips the slashes from the back of a string #
#==============================================#
def stripPath(path):
return path.split('/')[-1].split('\\')[-1]
#====================================================#
# Strips the prefix off the name before writing #
#====================================================#
def stripExt(name): # name is a string
index = name.rfind('.')
if index != -1:
return name[ : index ]
else:
return name
def getExt(name):
index = name.rfind('.')
if index != -1:
return name[index+1:]
return name
#====================================================#
# Adds a slash to the end of a path if its not there #
#====================================================#
def addSlash(path):
if path.endswith('\\') or path.endswith('/'):
return path
return path + sys.sep
def comprehensiveImageLoad(imagePath, filePath, VERBOSE=False):
# When we have the file load it with this. try/except niceness.
def imageLoad(path):
try:
img = Blender.Image.Load(path)
if VERBOSE: print '\t\tImage loaded "%s"' % path
return img
except:
if VERBOSE: print '\t\tImage failed loading "%s", mabe its not a format blender can read.' % (path)
return Blender.Image.New(stripPath(path),1,1,24) #blank image
# Image formats blender can read
IMAGE_EXT = ['jpg', 'jpeg', 'png', 'tga', 'bmp', 'rgb', 'sgi', 'bw', 'iff', 'lbm', # Blender Internal
'gif', 'psd', 'tif', 'tiff', 'pct', 'pict', 'pntg', 'qtif'] # Quacktime, worth a try.
imageFileName = stripPath(imagePath) # image path only
imageFileName_lower = imageFileName.lower() # image path only
if VERBOSE: print '\tSearchingExisting Images for "%s"' % imagePath
for i in Blender.Image.Get():
if stripPath(i.filename.lower()) == imageFileName_lower:
if VERBOSE: print '\t\tUsing existing image.'
return i
if VERBOSE: print '\tAttempting to load "%s"' % imagePath
if sys.exists(imagePath):
if VERBOSE: print '\t\tFile found where expected.'
return imageLoad(imagePath)
imageFileName_noext = stripExt(imageFileName) # With no extension.
imageFileName_noext_lower = stripExt(imageFileName_lower) # With no extension.
imageFilePath = stripFile(imagePath)
# Remove relative path from image path
if imageFilePath.startswith('./') or imageFilePath.startswith('.\\'):
imageFilePath = imageFilePath[2:]
# Attempt to load from obj path.
tmpPath = stripFile(filePath) + stripFile(imageFilePath)
if sys.exists(tmpPath):
if VERBOSE: print '\t\tFile found in obj dir.'
return imageLoad(imagePath)
# os needed if we go any further.
if os == None:
return imageLoad(imagePath) # Will jus treturn a placeholder.
# We have os.
# GATHER PATHS.
paths = {} # Store possible paths we may use, dict for no doubles.
tmpPath = addSlash(sys.expandpath('//')) # Blenders path
if sys.exists(tmpPath):
if VERBOSE: print '\t\tSearching in %s' % tmpPath
paths[tmpPath] = [os.listdir(tmpPath)] # Orig name for loading
paths[tmpPath].append([f.lower() for f in paths[tmpPath][0]]) # Lower case list.
paths[tmpPath].append([stripExt(f) for f in paths[tmpPath][1]]) # Lower case no ext
tmpPath = imageFilePath
if sys.exists(tmpPath):
if VERBOSE: print '\t\tSearching in %s' % tmpPath
paths[tmpPath] = [os.listdir(tmpPath)] # Orig name for loading
paths[tmpPath].append([f.lower() for f in paths[tmpPath][0]]) # Lower case list.
paths[tmpPath].append([stripExt(f) for f in paths[tmpPath][1]]) # Lower case no ext
tmpPath = stripFile(filePath)
if sys.exists(tmpPath):
if VERBOSE: print '\t\tSearching in %s' % tmpPath
paths[tmpPath] = [os.listdir(tmpPath)] # Orig name for loading
paths[tmpPath].append([f.lower() for f in paths[tmpPath][0]]) # Lower case list.
paths[tmpPath].append([stripExt(f) for f in paths[tmpPath][1]]) # Lower case no ext
tmpPath = addSlash(Blender.Get('texturesdir'))
if tmpPath and sys.exists(tmpPath):
if VERBOSE: print '\t\tSearching in %s' % tmpPath
paths[tmpPath] = [os.listdir(tmpPath)] # Orig name for loading
paths[tmpPath].append([f.lower() for f in paths[tmpPath][0]]) # Lower case list.
paths[tmpPath].append([stripExt(f) for f in paths[tmpPath][1]]) # Lower case no ext
# Add path if relative image patrh was given.
for k in paths.iterkeys():
tmpPath = k + imageFilePath
if sys.exists(tmpPath):
paths[tmpPath] = [os.listdir(tmpPath)] # Orig name for loading
paths[tmpPath].append([f.lower() for f in paths[tmpPath][0]]) # Lower case list.
paths[tmpPath].append([stripExt(f) for f in paths[tmpPath][1]]) # Lower case no ext
# DONE
#
for path, files in paths.iteritems():
if sys.exists(path + imageFileName):
return imageLoad(path + imageFileName)
# If the files not there then well do a case insensitive seek.
filesOrigCase = files[0]
filesLower = files[1]
filesLowerNoExt = files[2]
# We are going to try in index the file directly, if its not there just keep on
index = None
try:
# Is it just a case mismatch?
index = filesLower.index(imageFileName_lower)
except:
try:
# Have the extensions changed?
index = filesLowerNoExt.index(imageFileName_noext_lower)
ext = getExt( filesLower[index] ) # Get the extension of the file that matches all but ext.
# Check that the ext is useable eg- not a 3ds file :)
if ext.lower() not in IMAGE_EXT:
index = None
except:
index = None
if index != None:
tmpPath = path + filesOrigCase[index]
img = imageLoad( tmpPath )
if img != None:
if VERBOSE: print '\t\tImage Found "%s"' % tmpPath
return img
# IMAGE NOT FOUND IN ANY OF THE DIRS!, DO A RECURSIVE SEARCH.
if VERBOSE: print '\t\tImage Not Found in any of the dirs, doing a recusrive search'
for path in paths.iterkeys():
# Were not going to use files
#------------------
# finds the file starting at the root.
# def findImage(findRoot, imagePath):
#W---------------
# ROOT, DIRS, FILES
pathWalk = os.walk(path)
pathList = [True]
matchList = [] # Store a list of (match, size), choose the biggest.
while True:
try:
pathList = pathWalk.next()
except:
break
for file in pathList[2]:
file_lower = file.lower()
# FOUND A MATCH
if (file_lower == imageFileName_lower) or\
(stripExt(file_lower) == imageFileName_noext_lower and getExt(file_lower) in IMAGE_EXT):
name = pathList[0] + sys.sep + file
size = os.path.getsize(name)
if VERBOSE: print '\t\t\tfound:', name
matchList.append( (name, size) )
if matchList:
# Sort by file size
matchList.sort(lambda A, B: cmp(B[1], A[1]) )
if VERBOSE: print '\t\tFound "%s"' % matchList[0][0]
# Loop through all we have found
img = None
for match in matchList:
img = imageLoad(match[0]) # 0 - first, 0 - pathname
if img != None:
break
return img
# No go.
if VERBOSE: print '\t\tImage Not Found "%s"' % imagePath
return imageLoad(imagePath) # Will jus treturn a placeholder.
|
