ffmpeg: add indev x11grab_xcb

packages/multimedia/ffmpeg/package.mk

@@ -79,6 +79,10 @@ case "$TARGET_FPU" in
     ;;
 esac
 
+if [ "$DISPLAYSERVER" = "x11" ]; then
+  FFMPEG_X11GRAB="--enable-indev=x11grab_xcb"
+fi
+
 pre_configure_target() {
   cd $ROOT/$PKG_BUILD
   rm -rf .$TARGET_NAME
@@ -142,7 +146,6 @@ configure_target() {
               --disable-devices \
               --enable-pthreads \
               --disable-w32threads \
-              --disable-x11grab \
               --enable-network \
               --disable-gnutls --enable-openssl \
               --disable-gray \
@@ -208,7 +211,8 @@ configure_target() {
               --disable-altivec \
               $FFMPEG_FPU \
               --enable-yasm \
-              --disable-symver
+              --disable-symver \
+              $FFMPEG_X11GRAB
 }
 
 post_makeinstall_target() {