X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=README;h=404c33b1c532e04f28cdc1edf09e31a297d7d96c;hb=25bd48bdb46fc136b6991e496aaacc5caf07b577;hp=ebb36291807fe8d9be1e72943ce8a29127f52e71;hpb=a92b819a2d9e097d3c3f3fc756e6c8f0a5152b53;p=ffmpeg

diff --git a/README b/README
index ebb36291807..404c33b1c53 100644
--- a/README
+++ b/README
@@ -16,3 +16,20 @@ FFmpeg README
 * libpostproc and libswscale are distributed under the GNU General Public
   License, see the file COPYING.GPL for details. Their compilation and use
   in FFmpeg is optional.
+
+* The file libavcodec/x86/idct_mmx.c is distributed under the GNU General
+  Public License. It is strictly an optimization and its use is optional.
+
+* The file libavcodec/ac3dec.c is distributed under the GNU General Public
+  License.  In order for (E-)AC-3 decoding to work you need to enable GPL
+  components.
+
+* The file libavdevice/x11grab.c is distributed under the GNU General
+  Public License. X11 grabbing is optional.
+
+* The files libavcodec/jfdctfst.c, libavcodec/jfdctint.c, libavcodec/jrevdct.c
+  are taken from libjpeg, see the top of the files for licensing details.
+
+* The file libavcodec/fdctref.c is copyrighted by the MPEG Software Simulation
+  Group with all rights reserved. It is only used to create a DCT test program
+  and not compiled into libavcodec.