Watermark Image - PIL django python

gistfile1.py

from PIL import Image


#your views

slider = YourImageModel.objects.get(id=id)
watermark = Image.open("path to your watermark image file")


img = Image.open(slider.image.file)
img.paste(watermark,(img.size[0]-watermark.size[0],img.size[1]-watermark.size[1]),watermark)
image = img.resize((1400, 560), Image.ANTIALIAS)

image.save('{0}/{1}'.format(settings.MEDIA_ROOT,slider.image.name), quality=80)

slider.save()

class Photo(models.Model):
    name = models.CharField(max_length = 100)
    photo = models.ImageField(upload_to = 'photos', blank=False,null=True)
    approved = models.BooleanField(default = False)
    uploaded_time = models.DateTimeField()
    description = models.CharField(max_length = 80 , blank = False , null = True)
    approved_by = models.CharField(max_length = 100)
    user = models.ForeignKey(User)
    total_download = models.IntegerField(default=0)
    is_watermarked = models.BooleanField(default=False)


#i've added anthr field called is_watermarked . after save do a perodic task .like

photos = Photo.objects.filter(is_watermarked=False)
watermark = Image.open("path to your watermark image file")

for photo in photos:
     img = Image.open(photo.image.file)
     img.paste(watermark,(img.size[0]-watermark.size[0],img.size[1]-watermark.size[1]),watermark)
     image = img.resize((1400, 560), Image.ANTIALIAS)
     image.save('{0}/{1}'.format(settings.MEDIA_ROOT,photo.image.name), quality=80)
     photo.is_watermarked = True
     photo.save()

""" add another field original_image to your Photo model class and Create another model """
class TempFile(models.Model):
     photo = models.ImageField(upload_to = 'photos', blank=False,null=True)
     expiry = models.DateTimeField()



from django.views.static import serve
from django.core.files.base import ContentFile

# After user purchases an image
photo = Photo.objects.get(id=purchasedid).original_image
temp = TempFile(expiry=yourdatetime) 
temp.photo = Upload from 'photo' using SimpleUploadedFile
return serve(request, os.path.basename(temp.photo), os.path.dirname(temp.photo))

How to set watermark in position of 10 pixel from bottom,because after using your code,the watermark logo showing at the bottom of the image,i want to set it in the center,is it possible?

Its like a one men show .. Sorry to answer .. Please b happy with my replies and google it.

The way you help me,it was awesome.Thanks a lot.