document qmake options

1 files changed, 9 insertions, 1 deletions

diff --git a/README b/README
index 9c157060..ad050815 100644
--- a/README
+++ b/README
@@ -15,9 +15,17 @@ The project uses qmake build system of Qt.
 Building from the command line:
 
 cd <where qxmpp.pro is located>
-qmake
+qmake <arguments>
 <respective-make-cmd = gmake, make, mingw32-make, nmake>
 
+You can pass the following arguments to qmake:
+
+  PREFIX=<prefix>               to change the install prefix
+  QXMPP_LIBRARY_TYPE=staticlib  to build a static version of QXmpp
+  QXMPP_USE_SPEEX=1             to enable speex audio codec
+  QXMPP_USE_THEORA=1            to enable theora video codec
+  QXMPP_USE_VPX=1               to enable vpx video codec
+
 Building using Qt Creator:
 
 Open the qxmpp.pro file in Qt Creator and hit "Build All" to build all