--- graphics/libheif/pkg-descr.orig
+++ graphics/libheif/pkg-descr
@@ -1,10 +1,11 @@
-libheif is an ISO/IEC 23008-12:2017 HEIF file format decoder and encoder.
+libheif is an ISO/IEC 23008-12:2017 HEIF and AVIF (AV1 Image File Format)
+file format decoder and encoder.
 
-HEIF is a new image file format employing HEVC (h.265) image coding for the
-best compression ratios currently possible.
+HEIF and AVIF are new image file formats employing HEVC (h.265) or AV1
+image coding, respectively, for the best compression ratios currently
+possible.
 
-libheif makes use of libde265 for the actual image decoding and x265 for
-encoding. Alternative codecs for, e.g., AVC and JPEG can be provided as
-plugins.
+libheif makes use of libde265 for HEIF image decoding and x265 for
+encoding. For AVIF, libaom, dav1d, or rav1e are used as codecs.
 
 WWW: https://github.com/strukturag/libheif