def post(self):
# check pic exgister
if self.request.files == {} or 'pic' not in self.request.files:
self.write('<script>m_ksb_msg.show("请选择图片")</script>')
return
# check pic format
image_type_list = ['image/gif', 'image/jpeg', 'image/pjpeg', 'image/bmp', 'image/png', 'image/x-png']
send_file = self.request.files['pic'][0]
if send_file['content_type'] not in image_type_list:
self.write('<script>m_ksb_msg.show("仅支持jpg,jpeg,bmp,gif,png格式的图片！")</script>')
return
# check pic size 4M
if len(send_file['body']) > 4 * 1024 * 1024:
self.write('<script>m_ksb_msg.show("请上传4M以下的图片");</script>')
return
# create temp file
tmp_file = tempfile.NamedTemporaryFile(delete=True)
tmp_file.write(send_file['body'])
tmp_file.seek(0)
# illegal pic can't open with Image
try:
image_one = Image(tmp_file.name)
except IOEturerror:
logging.info(error)
logging.info('+'*30 + '\n')
logging.info(self.request.headers)
tmp_file.close()
self.write('<script>m_ksb_msg.show("图片不合法！")</script>')
return
# check pixel
if image_one.columns() < 250 or image_one.rows() < 250 or \
image_one.columns() > 2000 or image_one.rows() > 2000:
tmp_file.close()
self.write('<script>m_ksb_msg.show("图片长宽在250px~2000px之间！")</script>')
return
# saving
image_path = "./static/pic/goods/"
image_format = send_file['filename'].split('.').pop().lower()
tmp_name = image_path + str(int(time.time())) + image_format
image_one.write(tmp_name)
# close temp
tmp_file.close()
self.write('<script>m_ksb_msg.show("文件上传成功，路径为：" + image_path[1:])</script>')
return
def resize8(srcFile="", destFile="", w=200, h=200):
img = Image(srcFile)
#.def("extent", (void (Magick::Image::*)(const Magick::Geometry&, const Magick::Color&, const Magick::GravityType))&Magick::Image::extent)
#白色背景图
backImg = None
#sw源图宽度
sw = img.columns()
#sh源图高度
sh = img.rows()
#若目标图的宽或高都比源图大则不处理
if (sw <= w and sh <= h):
backImg = Image(Geometry(w, h), 'white')
backImg.composite(img, GravityType.CenterGravity,
co.OverCompositeOp)
backImg.profile("*", Blob())
backImg.write(destFile)
return "True"
#目标的宽或高都比源图的小则进行裁剪
elif (sw > w and sh > h):
#源图的宽高比
sratio = float(sw) / float(sh)
rratio = float(w) / float(h)
#若源图宽高比大于目标图的宽高比的话，则就高缩放，从0,0位置裁前源图宽
#print sratio,rratio
if (sratio > rratio):
hscale = float(h) / float(sh)
rw = int(sw * hscale)
rh = int(sh * hscale)
else:
wscale = float(w) / float(sw)
rw = int(sw * wscale)
rh = int(sh * wscale)
linePos = int((rw - w) / 2)
colPos = int((rh - h) / 2)
img.scale("%dx%d" % (rw, rh))
img.crop(Geometry(w, h, linePos, colPos))
img.profile("*", Blob())
img.write(destFile)
return "True"
elif (sw > w):
backImg = Image(Geometry(w, h), 'white')
img.crop(Geometry(w, sh, int((sw - w) / 2)))
backImg.composite(img, GravityType.CenterGravity,
co.OverCompositeOp)
backImg.profile("*", Blob())
backImg.write(destFile)
return "True"
elif (sh > h):
backImg = Image(Geometry(w, h), 'white')
img.crop(Geometry(sw, h, 0, int((sh - h) / 2)))
backImg.composite(img, GravityType.CenterGravity,
co.OverCompositeOp)
backImg.profile("*", Blob())
backImg.write(destFile)
return "True"
return "True"
def emotion_to_avatar(emotion, font_path, color=Color("black")):
"""使用颜文字(文本)来生成一张方形图片
:type emotion: string
:param emotion: 需要绘制在图像上的文本
:type font_path: string
:param font_path: 字体文件路径
:type color: Color
:param color: 绘制的文本颜色
返回结果是一个 Image 对象，并叫将会被规整到 AVATAR_SIZE 设定的大小
"""
font_size = 128
max_size = len(emotion.decode('utf-8')) * font_size
img = Image(Geometry(max_size, max_size), Color("white"))
img.font(font_path)
img.fontPointsize(font_size)
img.annotate(emotion, GravityType.CenterGravity)
img.trim()
img.write('tmp.png')
height = img.rows()
width = img.columns()
origin_pimg = PImage.open('tmp.png')
new_pimg = PImage.new("RGB", (max(height, width), max(height, width)), "white")
if height > width:
new_pimg.paste(origin_pimg, ((height - width) / 2, 0))
else:
new_pimg.paste(origin_pimg, (0, (width - height) / 2))
return new_pimg.resize(AVATAR_SIZE, PImage.ANTIALIAS)
def resize8( srcFile="", destFile="", w=200,h=200 ):
img = Image(srcFile)
#.def("extent", (void (Magick::Image::*)(const Magick::Geometry&, const Magick::Color&, const Magick::GravityType))&Magick::Image::extent)
#白色背景图
backImg = None
#sw源图宽度
sw = img.columns()
#sh源图高度
sh = img.rows()
#若目标图的宽或高都比源图大则不处理
if ( sw <= w and sh <= h ):
backImg = Image(Geometry(w,h), 'white' )
backImg.composite(img, GravityType.CenterGravity, co.OverCompositeOp)
backImg.profile("*",Blob())
backImg.write(destFile)
return "True"
#目标的宽或高都比源图的小则进行裁剪
elif ( sw > w and sh > h ):
#源图的宽高比
sratio = float(sw)/float(sh)
rratio = float(w)/float(h)
#若源图宽高比大于目标图的宽高比的话，则就高缩放，从0,0位置裁前源图宽
#print sratio,rratio
if ( sratio > rratio ):
hscale = float(h)/float(sh)
rw = int(sw*hscale)
rh = int(sh*hscale)
else:
wscale = float(w)/float(sw)
rw = int(sw*wscale)
rh = int(sh*wscale)
linePos = int( (rw-w)/2)
colPos = int( (rh-h)/2)
img.scale("%dx%d"%(rw,rh))
img.crop(Geometry(w,h,linePos,colPos))
img.profile("*",Blob())
img.write(destFile)
return "True"
elif ( sw > w ):
backImg = Image(Geometry(w,h), 'white' )
img.crop(Geometry(w,sh,int((sw-w)/2)))
backImg.composite(img,GravityType.CenterGravity,co.OverCompositeOp )
backImg.profile("*",Blob())
backImg.write(destFile)
return "True"
elif ( sh > h ):
backImg = Image(Geometry(w,h), 'white' )
img.crop( Geometry(sw,h,0,int((sh-h)/2) ) )
backImg.composite(img, GravityType.CenterGravity,co.OverCompositeOp )
backImg.profile("*",Blob())
backImg.write(destFile)
return "True"
return "True"
def resize0( srcFile="", destFile="", w=200 ):
img = Image(srcFile)
sw = img.columns()
sh = img.rows()
if ( sw > w ):
tw = w
th = sh*(float(w)/float(sw))
img.scale("%dx%d"%(tw,th))
img.profile("*", Blob())
img.write(destFile)
return "True"
def resize0(srcFile="", destFile="", w=200):
img = Image(srcFile)
sw = img.columns()
sh = img.rows()
if (sw > w):
tw = w
th = sh * (float(w) / float(sw))
img.scale("%dx%d" % (tw, th))
img.profile("*", Blob())
img.write(destFile)
return "True"
def resize7(srcFile="", destFile="", w=200, h=200):
img = Image(srcFile)
#白色背景图
backImg = None
#sw源图宽度
sw = img.columns()
#sh源图高度
sh = img.rows()
#若目标图的宽或高都比源图大则不处理
if (sw <= w and sh <= h):
backImg = Image(Geometry(w, h), 'white')
backImg.composite(img, Geometry(sw, sh, 0, 0), co.OverCompositeOp)
backImg.profile("*", Blob())
backImg.write(destFile)
return "True"
#目标的宽或高都比源图的小则进行裁剪
elif (sw > w and sh > h):
#源图的宽高比
sratio = float(sw) / float(sh)
rratio = float(w) / float(h)
#若源图宽高比大于目标图的宽高比的话，则就高缩放，从0,0位置裁前源图宽
#print sratio,rratio
if (sratio > rratio):
hscale = float(h) / float(sh)
rw = int(sw * hscale)
rh = int(sh * hscale)
else:
wscale = float(w) / float(sw)
rw = int(sw * wscale)
rh = int(sh * wscale)
img.scale("%dx%d" % (rw, rh))
img.crop(Geometry(w, h, 0, 0))
img.profile("*", Blob())
img.write(destFile)
return "True"
elif (sw > w):
backImg = Image(Geometry(w, h), 'white')
img.crop(Geometry(w, sh))
backImg.composite(img, Geometry(w, h, 0, 0), co.OverCompositeOp)
backImg.profile("*", Blob())
backImg.write(destFile)
return "True"
elif (sh > h):
backImg = Image(Geometry(w, h), 'white')
img.crop(Geometry(sw, h))
backImg.composite(img, Geometry(w, h, 0, 0), co.OverCompositeOp)
backImg.profile("*", Blob())
backImg.write(destFile)
return "True"
return "True"
def resize7( srcFile="", destFile="", w=200,h=200 ):
img = Image(srcFile)
#白色背景图
backImg = None
#sw源图宽度
sw = img.columns()
#sh源图高度
sh = img.rows()
#若目标图的宽或高都比源图大则不处理
if ( sw <= w and sh <= h ):
backImg = Image(Geometry(w,h), 'white' )
backImg.composite(img, Geometry( sw, sh, 0, 0 ), co.OverCompositeOp)
backImg.profile("*",Blob())
backImg.write(destFile)
return "True"
#目标的宽或高都比源图的小则进行裁剪
elif ( sw > w and sh > h ):
#源图的宽高比
sratio = float(sw)/float(sh)
rratio = float(w)/float(h)
#若源图宽高比大于目标图的宽高比的话，则就高缩放，从0,0位置裁前源图宽
#print sratio,rratio
if ( sratio > rratio ):
hscale = float(h)/float(sh)
rw = int(sw*hscale)
rh = int(sh*hscale)
else:
wscale = float(w)/float(sw)
rw = int(sw*wscale)
rh = int(sh*wscale)
img.scale("%dx%d"%(rw,rh))
img.crop(Geometry(w,h,0,0))
img.profile("*",Blob())
img.write(destFile)
return "True"
elif ( sw > w ):
backImg = Image(Geometry(w,h), 'white' )
img.crop(Geometry(w,sh))
backImg.composite(img,Geometry(w,h,0,0),co.OverCompositeOp )
backImg.profile("*",Blob())
backImg.write(destFile)
return "True"
elif ( sh > h ):
backImg = Image(Geometry(w,h), 'white' )
img.crop( Geometry(sw,h) )
backImg.composite(img, Geometry(w,h,0,0),co.OverCompositeOp )
backImg.profile("*",Blob())
backImg.write(destFile)
return "True"
return "True"
def resize10(srcFile="", destFile="", w=200):
img = Image(srcFile)
sw = img.columns()
sh = img.rows()
scale = sw * sh
if (scale > w):
tw = int(sw * ((float(w) / float(scale))**0.5))
th = int(w / tw)
img.scale("%dx%d" % (tw, th))
img.profile("*", Blob())
img.write(destFile)
return "True"
def resize10( srcFile="", destFile="", w=200 ):
img = Image( srcFile )
sw = img.columns()
sh = img.rows()
scale = sw*sh
if ( scale > w ):
tw = int(sw*((float(w)/float(scale))**0.5))
th = int(w/tw)
img.scale("%dx%d"%(tw,th))
img.profile("*",Blob())
img.write(destFile)
return "True"
def resize9(srcFile="",
destFile="",
w=200,
h=200,
color="",
crop=False,
align="center"):
img = Image(srcFile)
#白色背景图
backImg = None
#sw源图宽度
sw = img.columns()
#sh源图高度
sh = img.rows()
#目标图与源图的宽比例
wScale = float(w) / float(sw)
#目标图与源图的高比例
hScale = float(h) / float(sh)
if (w > sw or h > sh):
if (wScale == hScale):
tw = w
th = h
elif (wScale < hScale):
th = h
tw = sw * wScale
else:
tw = w
th = sh * hScale
elif (w < sw or h < sh):
if (wScale == hScale):
tw = w
th = h
elif (wScale < hScale):
th = h
tw = sw * wScale
else:
tw = w
th = sh * hScale
else:
tw = sw
th = sh
img.scale("%dx%d" % (tw, th))
backImg = Image(Geometry(w, h), 'white')
backImg.composite(img, GravityType.CenterGravity, co.OverCompositeOp)
backImg.profile("*", Blob())
backImg.write(destFile)
return "True"
def execute(self, context):
downloaded_thumbnail = context["task_instance"].xcom_pull(
self.get_inputs_from)
if downloaded_thumbnail is None:
log.info("Nothing to process.")
return
log.info("downloaded_thumbnail: {}".format(downloaded_thumbnail))
img = Image(downloaded_thumbnail)
least_dim = min(int(img.columns()), int(img.rows()))
img.crop("{dim}x{dim}".format(dim=least_dim))
img.scale(self.thumb_size_x+'x'+self.thumb_size_y)
img.scale("{}x{}".format(self.thumb_size_x, self.thumb_size_y))
output_path = os.path.join(
os.path.dirname(downloaded_thumbnail), "thumbnail.jpeg")
img.write(output_path)
return output_path
def convertGMtoPIL(gmimage):
"""
Convert GraphicsMagick image to PIL
work with grayscale and colour
"""
img = Image(gmimage) # make copy
gmimage.depth(8)
img.magick("RGB")
w, h = img.columns(), img.rows()
blob = Blob()
img.write(blob)
data = blob.data
# convert string array to an RGB PIL image
pilimage = PilImage.fromstring("RGB", (w, h), data)
return pilimage
def convertGMtoPIL(gmimage):
"""
Convert GraphicsMagick image to PIL
work with grayscale and colour
"""
img = Image(gmimage) # make copy
gmimage.depth(8)
img.magick("RGB")
w, h = img.columns(), img.rows()
blob = Blob()
img.write(blob)
data = blob.data
# convert string array to an RGB PIL image
pilimage = PilImage.fromstring('RGB', (w, h), data)
return pilimage
def resize9( srcFile="", destFile="", w=200,h=200, color="", crop=False, align="center" ):
img = Image(srcFile)
#白色背景图
backImg = None
#sw源图宽度
sw = img.columns()
#sh源图高度
sh = img.rows()
#目标图与源图的宽比例
wScale = float(w)/float(sw)
#目标图与源图的高比例
hScale = float(h)/float(sh)
if ( w > sw or h > sh ):
if (wScale == hScale ):
tw = w
th = h
elif ( wScale < hScale ):
th = h
tw = sw*wScale
else:
tw = w
th = sh*hScale
elif( w<sw or h < sh ):
if (wScale == hScale ):
tw = w
th = h
elif ( wScale < hScale ):
th = h
tw = sw*wScale
else:
tw = w
th = sh*hScale
else:
tw = sw
th = sh
img.scale("%dx%d"%(tw,th))
backImg = Image(Geometry(w,h), 'white' )
backImg.composite(img,GravityType.CenterGravity,co.OverCompositeOp )
backImg.profile("*",Blob())
backImg.write(destFile)
return "True"
def resize1( srcFile="", destFile="", w=200,h=200 ):
img = Image( srcFile )
#sw源图宽度
sw = img.columns()
sh = img.rows()
#要缩略的宽度
rw = w
#要缩略的高度
rh = h
#源图的宽高比
sratio = float(sw)/float(sh)
#目标图的宽高比
rratio = float(rw)/float(rh)
#若源图的宽高比大于目标图的宽高比时，则按照高进行缩放后再裁剪宽度
if ( sratio > rratio ):
hscale = float(rh)/float(sh)
w = sw*hscale
h = sh*hscale
#print (sw,sh,w,h,rw,rh,hscale)
#就高缩放
img.scale("%dx%d"%(w,h))
#计算裁剪宽的部分的横坐标,超出的宽的部分进行裁剪
tmpRowsPos = int((sw*hscale - rw)/2)
img.crop(Geometry( rw,rh,tmpRowsPos,0 ) )
#若源图的宽高比小于目标图的宽高比时，则按照宽进行缩放后再裁剪高度
else:
wscale = float(rw)/float(sw)
w = sw*wscale
h = sh*wscale
#print (sw,sh,w,h,rw,rh,wscale)
#就宽缩放
img.scale("%dx%d"%(w,h))
tmpColsPos = int((sh*wscale-rh)/2 )
img.crop( Geometry( rw,rh,0,tmpColsPos ) )
#只有宽大于目标宽度的时候才进行缩略
#elif ( sw > w ):
# pass
#unicodestring.encode("utf-8")
img.profile("*", Blob())
img.write(destFile)
return "True"
def resize1(srcFile="", destFile="", w=200, h=200):
img = Image(srcFile)
#sw源图宽度
sw = img.columns()
sh = img.rows()
#要缩略的宽度
rw = w
#要缩略的高度
rh = h
#源图的宽高比
sratio = float(sw) / float(sh)
#目标图的宽高比
rratio = float(rw) / float(rh)
#若源图的宽高比大于目标图的宽高比时，则按照高进行缩放后再裁剪宽度
if (sratio > rratio):
hscale = float(rh) / float(sh)
w = sw * hscale
h = sh * hscale
#print (sw,sh,w,h,rw,rh,hscale)
#就高缩放
img.scale("%dx%d" % (w, h))
#计算裁剪宽的部分的横坐标,超出的宽的部分进行裁剪
tmpRowsPos = int((sw * hscale - rw) / 2)
img.crop(Geometry(rw, rh, tmpRowsPos, 0))
#若源图的宽高比小于目标图的宽高比时，则按照宽进行缩放后再裁剪高度
else:
wscale = float(rw) / float(sw)
w = sw * wscale
h = sh * wscale
#print (sw,sh,w,h,rw,rh,wscale)
#就宽缩放
img.scale("%dx%d" % (w, h))
tmpColsPos = int((sh * wscale - rh) / 2)
img.crop(Geometry(rw, rh, 0, tmpColsPos))
#只有宽大于目标宽度的时候才进行缩略
#elif ( sw > w ):
# pass
#unicodestring.encode("utf-8")
img.profile("*", Blob())
img.write(destFile)
return "True"
def resize5( srcFile="", destFile="", w=200,h=200 ):
#CONVERT_RESIZE_CROP = "%s -resize %d" + "x" + " -crop %d" + "x" + "%d" + "+0+0 +repage %s"
img = Image( srcFile )
sw = img.columns()
sh = img.rows()
#源图宽高比
sratio = float(sw)/float(sh)
#目标图宽高比
tratio = float(w)/float(h)
#若源图的宽高比大于目标图的宽高比，则
if( sratio == tratio and (w==sw) and (h==sh )):
img.profile("*",Blob())
img.write(destFile)
return "True"
elif ( sratio > tratio ):
hscale = float(w)/float(sw)
tw = sw*hscale
th = sh*hscale
img.scale("%dx"%(tw))
if ( th > h ):
img.crop(Geometry(w,h))
img.profile("*",Blob())
img.write(destFile)
return "True"
elif( sratio < tratio ):
wscale = float(w)/float(sw)
tw = int(sw*wscale)
th = int(sh*wscale)
#260 132 670 502 0.388059701493 260 194
img.scale("%dx%d"%(tw,th))
if ( th > h ):
img.crop(Geometry(w,h))
img.profile("*",Blob())
img.write(destFile)
return "True"
return "True"
def resize5(srcFile="", destFile="", w=200, h=200):
#CONVERT_RESIZE_CROP = "%s -resize %d" + "x" + " -crop %d" + "x" + "%d" + "+0+0 +repage %s"
img = Image(srcFile)
sw = img.columns()
sh = img.rows()
#源图宽高比
sratio = float(sw) / float(sh)
#目标图宽高比
tratio = float(w) / float(h)
#若源图的宽高比大于目标图的宽高比，则
if (sratio == tratio and (w == sw) and (h == sh)):
imb.profile("*", Blob())
img.write(destFile)
return "True"
elif (sratio > tratio):
hscale = float(w) / float(sw)
tw = sw * hscale
th = sh * hscale
img.scale("%dx" % (tw))
if (th > h):
img.crop(Geometry(w, h))
img.profile("*", Blob())
img.write(destFile)
return "True"
elif (sratio < tratio):
wscale = float(w) / float(sw)
tw = int(sw * wscale)
th = int(sh * wscale)
#260 132 670 502 0.388059701493 260 194
img.scale("%dx%d" % (tw, th))
if (th > h):
img.crop(Geometry(w, h))
img.profile("*", Blob())
img.write(destFile)
return "True"
return "True"
parser = argparse.ArgumentParser(description='Process some integers.')
parser.add_argument('infiles', nargs='*', type=argparse.FileType('r'), default=sys.stdin)
parser.add_argument('-o', default="split%d.pnm")
args = parser.parse_args()
number = 0
outpattern = args.o
for file in args.infiles:
blob = Blob(file.read())
file.close()
# upper half
im = Image(blob)
width = im.columns()
height = im.rows() // 2
geo = Geometry( '%dx%d' % (width,height) )
im.crop(geo)
im.write(outpattern % number)
# lower half
im = Image(blob)
width = im.columns()
height = im.rows() // 2
geo = Geometry( '%dx%d+0+%d' % (width,height,height) )
im.crop(geo)
im.rotate(180)
im.write(outpattern % (number + 1))
number += 2
def post(self, gid=None):
good_keys = ['catalog', 'name', 'subname', 'price', 'discount']
good = dict()
if gid:
good = self.db.goods.find_one({'_id':gid})
for key in good_keys:
good[key] = self.get_argument(key, None)
if gid:
self.db.goods.save(good)
else:
#========= new id generate
gid = 'G'+(str(uuid.uuid4()).split('-'))[4].upper()
#========= image handler
# check pic exgister
if self.request.files == {} or 'pic' not in self.request.files:
self.write('<script>alert("请选择图片")</script>')
send_file = self.request.files['pic'][0]
# check pic format
image_type = ['image/gif', 'image/jpeg', 'image/pjpeg', 'image/bmp', 'image/png', 'image/x-png']
if send_file['content_type'] not in image_type:
self.write('<script>alert("仅支持jpg,jpeg,bmp,gif,png格式的图片")</script>')
# check pic size 4M
if len(send_file['body']) > 4 * 1024 * 1024:
self.write('<script>alert("请上传4M以下的图片");</script>')
# create temp file
tmp_file = tempfile.NamedTemporaryFile(delete=True)
tmp_file.write(send_file['body'])
tmp_file.seek(0)
# illegal pic can't open with Image
try:
image_one = Image(tmp_file.name)
except IOError:
logging.info(error)
logging.info('+'*30 + '\n')
logging.info(self.request.headers)
tmp_file.close()
self.write('<script>alert("图片不合法！")</script>')
# check pixel
if image_one.columns() < 250 or image_one.rows() < 250 or \
image_one.columns() > 2000 or image_one.rows() > 2000:
tmp_file.close()
self.write('<script>alert("图片长宽在250px~2000px之间！")</script>')
# saving two type
image_path = "./static/images/goods/"
image_format = send_file['filename'].split('.').pop().lower()
thumbnail_174 = image_path + gid + '_174.' + image_format
image_one.quality(100)
image_one.scale('174x174')
image_one.write(str(thumbnail_174))
thumbnail_94 = image_path + gid + '_94.' + image_format
image_one.quality(100)
image_one.scale('94x94')
image_one.write(str(thumbnail_94))
# close temp
tmp_file.close()
good['_id'] = gid
good['image1'] = thumbnail_174
good['image2'] = thumbnail_94
self.db.goods.insert(good)
self.redirect('/admin', permanent=True)
