ffmpeg: add options for postproc/swscale

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/multimedia/ffmpeg/Config.in

@@ -47,6 +47,17 @@ config BR2_PACKAGE_FFMPEG_FFSERVER
 	help
          FFserver is a streaming server for both audio and video.
 
+config BR2_PACKAGE_FFMPEG_POSTPROC
+	bool "Build libpostproc"
+	depends on BR2_PACKAGE_FFMPEG_GPL
+	help
+	  Postproc is a library of video postprocessing routines.
+
+config BR2_PACKAGE_FFMPEG_SWSCALE
+	bool "Build libswscale"
+	help
+	  Swscale is a library of video scaling routines.
+
 config BR2_PACKAGE_FFMPEG_ENCODERS
 	string "Enabled encoders"
 	default "all"

package/multimedia/ffmpeg/ffmpeg.mk

@@ -13,8 +13,6 @@ FFMPEG_CONF_OPT = \
 	--prefix=/usr		\
 	--enable-shared 	\
 	--disable-avfilter	\
-	--disable-postproc	\
-	--disable-swscale	\
 	--disable-vhook		\
 
 ifeq ($(BR2_PACKAGE_FFMPEG_GPL),y)
@@ -49,6 +47,18 @@ else
 FFMPEG_CONF_OPT += --disable-ffserver
 endif
 
+ifeq ($(BR2_PACKAGE_FFMPEG_POSTPROC),y)
+FFMPEG_CONF_OPT += --enable-postproc
+else
+FFMPEG_CONF_OPT += --disable-postproc
+endif
+
+ifeq ($(BR2_PACKAGE_FFMPEG_SWSCALE),y)
+FFMPEG_CONF_OPT += --enable-swscale
+else
+FFMPEG_CONF_OPT += --disable-swscale
+endif
+
 ifneq ($(call qstrip,$(BR2_PACKAGE_FFMPEG_ENCODERS)),all)
 FFMPEG_CONF_OPT += --disable-encoders \
 	$(foreach x,$(call qstrip,$(BR2_PACKAGE_FFMPEG_ENCODERS)),--enable-encoder=$(x))