Also disable the x264 encoder.

techdragon · techdragon · commit e6f67c2cf3a4 · 2017-10-23T10:52:34.000+08:00
diff --git a/travis/build-wheels-osx.sh b/travis/build-wheels-osx.sh
@@ -13,7 +13,7 @@ pip install "$BUILD_DEPENDS"
 brew tap cartr/qt4
 brew tap-pin cartr/qt4
 brew install qt@4
-brew install ffmpeg --without-gpl
+brew install ffmpeg --without-x264 --without-gpl
 
 qmake -query
 
