def runImageSlicing(jobconf, confObj):
"""Go through a list of images and slice each one into subimages"""
if not jobconf.get("slice-images", False):
return
console = Context.console
cache = Context.cache
imageClipper = ImageClipping(console, cache, jobconf)
images = jobconf.get("slice-images/images", {})
for image, imgspec in images.iteritems():
image = confObj.absPath(image)
# wpbasti: Rename: Border => Inset as in qooxdoo JS code
prefix = imgspec['prefix']
border_width = imgspec['border-width']
if 'trim-width' in imgspec:
trim_width = imgspec['trim-width']
else:
trim_width = True
imageClipper.slice(image, prefix, border_width, trim_width)
def runImageSlicing(jobconf, confObj):
"""Go through a list of images and slice each one into subimages"""
if not jobconf.get("slice-images", False):
return
console = Context.console
cache = Context.cache
imageClipper = ImageClipping(console, cache, jobconf)
images = jobconf.get("slice-images/images", {})
for image, imgspec in images.iteritems():
image = confObj.absPath(image)
# wpbasti: Rename: Border => Inset as in qooxdoo JS code
prefix = imgspec['prefix']
border_width = imgspec['border-width']
if 'trim-width' in imgspec:
trim_width = imgspec['trim-width']
else:
trim_width = True
imageClipper.slice(image, prefix, border_width, trim_width)
def runImageCombining(jobconf, confObj):
def extractFromPrefixSpec(prefixSpec):
prefix = altprefix = ""
if not prefixSpec or not isinstance(prefixSpec, types.ListType):
if jobconf.get("config-warnings/combine-images", True):
console.warn("Missing or incorrect prefix spec, might lead to incorrect resource id's.")
elif len(prefixSpec) == 2 : # prefixSpec = [ prefix, altprefix ]
prefix, altprefix = prefixSpec
elif len(prefixSpec) == 1:
prefix = prefixSpec[0]
altprefix = ""
return prefix, altprefix
##
# strip prefix - if available - from imagePath, and replace by altprefix
def getImageId(imagePath, prefixSpec):
prefix, altprefix = extractFromPrefixSpec(prefixSpec)
imageId = imagePath # init
_, imageId, _ = Path.getCommonPrefix(imagePath, prefix) # assume: imagePath = prefix "/" imageId
if altprefix:
imageId = altprefix + "/" + imageId
imageId = Path.posifyPath(imageId)
return imageId
##
# create a dict with the clipped image file path as key, and prefix elements as value
def getClippedImagesDict(imageSpec):
imgDict = {}
inputStruct = imageSpec['input']
for group in inputStruct:
prefixSpec = group.get('prefix', [])
prefix, altprefix = extractFromPrefixSpec(prefixSpec)
if prefix:
prefix = confObj.absPath(prefix)
for filepatt in group['files']:
num_files = 0
for file in glob.glob(confObj.absPath(filepatt)): # resolve file globs - TODO: can be removed in generator.action.ImageClipping
console.debug("adding image %s" % file)
imgDict[file] = [prefix, altprefix]
num_files += 1
if num_files == 0:
raise ValueError("Non-existing file spec: %s" % filepatt)
return imgDict
# ----------------------------------------------------------------------
if not jobconf.get("combine-images", False):
return
console = Context.console
cache = Context.cache
console.info("Combining images...")
console.indent()
imageClipper = ImageClipping(console, cache, jobconf)
images = jobconf.get("combine-images/images", {})
for image, imgspec in images.iteritems():
console.info("Creating image %s" % image)
console.indent()
imageId= getImageId(image, imgspec.get('prefix', []))
image = confObj.absPath(image) # abs output path
config = {}
# create a dict of clipped image objects - for later look-up
clippedImages = getClippedImagesDict(imgspec)
# collect list of all input files, no matter where they come from
input = sorted(clippedImages.keys())
# collect layout property
if 'layout' in imgspec:
layout = imgspec['layout'] == "horizontal"
else:
layout = "horizontal" == "horizontal" # default horizontal=True
# get type of combined image (png, base64, ...)
combtype = "base64" if image.endswith(".b64.json") else "extension"
# create the combined image
subconfigs = imageClipper.combine(image, input, layout, combtype)
# for the meta information, go through the list of returned subconfigs (one per clipped image)
for sub in subconfigs:
x = Image()
x.combId, x.left, x.top, x.width, x.height, x.format = (
imageId, sub['left'], sub['top'], sub['width'], sub['height'], sub['type'])
subId = getImageId(sub['file'], clippedImages[sub['file']])
config[subId] = x.toMeta()
# store meta data for this combined image
bname = os.path.basename(image)
ri = bname.rfind('.')
if ri > -1:
bname = bname[:ri]
bname += '.meta'
meta_fname = os.path.join(os.path.dirname(image), bname)
console.debug("writing meta file %s" % meta_fname)
filetool.save(meta_fname, json.dumps(config, ensure_ascii=False, sort_keys=True))
console.outdent()
# handle base64 type, need to write "combined image" to file
if combtype == "base64":
combinedMap = {}
for sub in subconfigs:
subMap = {}
subId = getImageId(sub['file'], clippedImages[sub['file']])
subMap['width'] = sub['width']
subMap['height'] = sub['height']
subMap['type'] = sub['type']
subMap['encoding'] = sub['encoding']
subMap['data'] = sub['data']
combinedMap[subId] = subMap
filetool.save(image, json.dumpsCode(combinedMap))
console.outdent()
return
def runImageCombining(jobconf, confObj):
def extractFromPrefixSpec(prefixSpec):
prefix = altprefix = ""
if not prefixSpec or not isinstance(prefixSpec, types.ListType):
if jobconf.get("config-warnings/combine-images", True):
console.warn("Missing or incorrect prefix spec, might lead to incorrect resource id's.")
elif len(prefixSpec) == 2 : # prefixSpec = [ prefix, altprefix ]
prefix, altprefix = prefixSpec
elif len(prefixSpec) == 1:
prefix = prefixSpec[0]
altprefix = ""
return prefix, altprefix
##
# strip prefix - if available - from imagePath, and replace by altprefix
def getImageId(imagePath, prefixSpec):
prefix, altprefix = extractFromPrefixSpec(prefixSpec)
imageId = imagePath # init
_, imageId, _ = Path.getCommonPrefix(imagePath, prefix) # assume: imagePath = prefix "/" imageId
if altprefix:
imageId = altprefix + "/" + imageId
imageId = Path.posifyPath(imageId)
return imageId
##
# create a dict with the clipped image file path as key, and prefix elements as value
def getClippedImagesDict(imageSpec):
imgDict = {}
inputStruct = imageSpec['input']
for group in inputStruct:
prefixSpec = group.get('prefix', [])
prefix, altprefix = extractFromPrefixSpec(prefixSpec)
if prefix:
prefix = confObj.absPath(prefix)
for filepatt in group['files']:
num_files = 0
for file in glob.glob(confObj.absPath(filepatt)): # resolve file globs - TODO: can be removed in generator.action.ImageClipping
console.debug("adding image %s" % file)
imgDict[file] = [prefix, altprefix]
num_files += 1
if num_files == 0:
raise ValueError("Non-existing file spec: %s" % filepatt)
return imgDict
# ----------------------------------------------------------------------
if not jobconf.get("combine-images", False):
return
console = Context.console
cache = Context.cache
console.info("Combining images...")
console.indent()
imageClipper = ImageClipping(console, cache, jobconf)
images = jobconf.get("combine-images/images", {})
for image, imgspec in images.iteritems():
console.info("Creating image %s" % image)
console.indent()
imageId= getImageId(image, imgspec.get('prefix', []))
image = confObj.absPath(image) # abs output path
config = {}
# create a dict of clipped image objects - for later look-up
clippedImages = getClippedImagesDict(imgspec)
# collect list of all input files, no matter where they come from
input = sorted(clippedImages.keys())
# collect layout property
if 'layout' in imgspec:
layout = imgspec['layout'] == "horizontal"
else:
layout = "horizontal" == "horizontal" # default horizontal=True
# get type of combined image (png, base64, ...)
combtype = "base64" if image.endswith(".b64.json") else "extension"
# create the combined image
subconfigs = imageClipper.combine(image, input, layout, combtype)
# for the meta information, go through the list of returned subconfigs (one per clipped image)
for sub in subconfigs:
x = Image()
x.combId, x.left, x.top, x.width, x.height, x.format = (
imageId, sub['left'], sub['top'], sub['width'], sub['height'], sub['type'])
subId = getImageId(sub['file'], clippedImages[sub['file']])
config[subId] = x.toMeta()
# store meta data for this combined image
bname = os.path.basename(image)
ri = bname.rfind('.')
if ri > -1:
bname = bname[:ri]
bname += '.meta'
meta_fname = os.path.join(os.path.dirname(image), bname)
console.debug("writing meta file %s" % meta_fname)
filetool.save(meta_fname, json.dumps(config, ensure_ascii=False, sort_keys=True))
console.outdent()
# handle base64 type, need to write "combined image" to file
if combtype == "base64":
combinedMap = {}
for sub in subconfigs:
subMap = {}
subId = getImageId(sub['file'], clippedImages[sub['file']])
subMap['width'] = sub['width']
subMap['height'] = sub['height']
subMap['type'] = sub['type']
subMap['encoding'] = sub['encoding']
subMap['data'] = sub['data']
combinedMap[subId] = subMap
filetool.save(image, json.dumpsCode(combinedMap))
console.outdent()
return
