diff options
Diffstat (limited to 'dedup/image.py')
| -rw-r--r-- | dedup/image.py | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/dedup/image.py b/dedup/image.py index 314eb44..91321f4 100644 --- a/dedup/image.py +++ b/dedup/image.py @@ -3,7 +3,7 @@ import struct import PIL.Image -class ImageHash(object): +class ImageHash: """A hash on the contents of an image data type supported by PIL. This disregards mode, depth and meta information. Note that due to limitations in PIL and the image format (interlacing) the full contents are stored and @@ -69,9 +69,14 @@ class ImageHash(object): self.content.seek(pos) return "%s%8.8x%8.8x" % (hashobj.hexdigest(), width, height) + @property + def name(self): + return self.name_prefix + self.hashobj.name + class PNGHash(ImageHash): """A hash on the contents of a PNG image.""" + name_prefix = "png_" def detect(self): if self.content.tell() < 33: # header + IHDR @@ -86,6 +91,7 @@ class PNGHash(ImageHash): class GIFHash(ImageHash): """A hash on the contents of the first frame of a GIF image.""" + name_prefix = "gif_" def detect(self): if self.content.tell() < 10: # magic + logical dimension |