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[imagemagick] / README.txt

diff --git a/README.txt b/README.txt
index cb5e75ec88ec3f312cf90338edda89b4e38f4680..117ebfc7d6fd802ba4de163e9c8ade3dd751c4ea 100644 (file)
--- a/README.txt
+++ b/README.txt
@@ -53,6 +53,12 @@ Features and Capabilities
       * Image calculator: apply a mathematical expression to an image or image
         channels.
       * Discrete Fourier transform: implements the forward and inverse DFT.
+      * Perceptual hash: maps visually identical images to the same or similar
+        hash-- useful in image retrieval, authentication, indexing, or copy
+        detection as well as digital watermarking.
+      * Color management: accurate color management with color profiles or in
+        lieu of-- built-in gamma compression or expansion as demanded by the
+        colorspace.
       * High dynamic-range images: accurately represent the wide range of
         intensity levels found in real scenes ranging from the brightest direct
         sunlight to the deepest darkest shadows.