img: add BMP format to recognizer

Steve Canny · Steve Canny · commit 87460cc4c7bc · 2014-02-27T12:08:33.000-08:00
diff --git a/docx/image/__init__.py b/docx/image/__init__.py
@@ -19,6 +19,7 @@
 
 from docx.compat import BytesIO, is_string
 from docx.exceptions import UnrecognizedImageError
+from docx.image.bmp import Bmp
 from docx.image.gif import Gif
 from docx.image.jpeg import Exif, Jfif
 from docx.image.png import Png
@@ -36,6 +37,7 @@
     (Gif,  0, b'GIF89a'),
     (Tiff, 0, b'MM\x00*'),  # big-endian (Motorola) TIFF
     (Tiff, 0, b'II*\x00'),  # little-endian (Intel) TIFF
+    (Bmp,  0, b'BM'),
 )
 
 
diff --git a/docx/image/bmp.py b/docx/image/bmp.py
@@ -0,0 +1,7 @@
+# encoding: utf-8
+
+
+class Bmp(object):
+    """
+    Image header parser for BMP images
+    """
diff --git a/tests/image/test_image.py b/tests/image/test_image.py
@@ -11,6 +11,7 @@
 from docx.compat import BytesIO
 from docx.exceptions import UnrecognizedImageError
 from docx.image import image_cls_that_can_parse, Image_OLD
+from docx.image.bmp import Bmp
 from docx.image.gif import Gif
 from docx.image.image import Image
 from docx.image.jpeg import Exif, Jfif
@@ -45,6 +46,7 @@ def it_raises_on_unrecognized_image_stream(self):
         ('sonic.gif',         Gif),
         ('72-dpi.tiff',       Tiff),
         ('little-endian.tif', Tiff),
+        ('python.bmp',        Bmp),
     ])
     def image_cls_lookup_fixture(self, request):
         image_filename, expected_class = request.param
