Add image/ directory to corpus

fx/image/mask_array.pdf

Index: fx/image/mask_array.pdf
diff --git a/fx/image/mask_array.pdf b/fx/image/mask_array.pdf
new file mode 100644
index 0000000000000000000000000000000000000000..cf5a333b89a520a3cda692dc1be75e840f136c6e
--- /dev/null
+++ b/fx/image/mask_array.pdf
@@ -0,0 +1,101 @@
+%PDF-1.4	
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+1 0 obj		
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+	/Type /Pages
+	/Kids [2 0 R]		
+	/Count 1
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+	/Type /Page 
+	/Parent 1 0 R				
+	/MediaBox [0 0 531 666]		
+	/Contents [4 0 R]	
+	/Resources <<
+		/Font <</F1 5 0 R>>
+		/XObject<</Im1 6 0 R>>
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+	/Type /XObject
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+	/Width 8					% pixel width
+	/Height 8					% pixel height
+	/ColorSpace /DeviceRGB		% color space: each pixel uses R,G,B components
+	/BitsPerComponent 8			% each component uses one byte
+	/Length 0					% should be length of image data. 
+								% Use 0 here for convinience
+	/Filter /ASCIIHexDecode		% use hexidecimal form for convinience
+	/Mask [0 50 0 50 100 255]
+>> stream
+FF0000 C00000 A00000 800000 600000 400000 200000 0000FF
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