ffmpeg: update

Signed-off-by: Timothy Gu <timothygu99@gmail.com>

src/ffmpeg.mk

@@ -3,13 +3,15 @@
 
 PKG             := ffmpeg
 $(PKG)_IGNORE   :=
-$(PKG)_VERSION  := 2.3.1
-$(PKG)_CHECKSUM := 69f73fdc36b2663d9abe714a1767d5b841f70cd0
+$(PKG)_VERSION  := 2.3.3
+$(PKG)_CHECKSUM := 012afcbc57ecdf23f71b9901087cd5dbc8056756
 $(PKG)_SUBDIR   := $(PKG)-$($(PKG)_VERSION)
 $(PKG)_FILE     := $(PKG)-$($(PKG)_VERSION).tar.bz2
 $(PKG)_URL      := http://www.ffmpeg.org/releases/$($(PKG)_FILE)
 $(PKG)_URL_2    := http://launchpad.net/ffmpeg/$(call SHORT_PKG_VERSION,$(PKG))/$($(PKG)_VERSION)/+download/$($(PKG)_FILE)
-$(PKG)_DEPS     := gcc bzip2 gnutls lame libass libbluray libcaca libvpx opencore-amr opus sdl speex theora vidstab vo-aacenc vo-amrwbenc vorbis x264 xvidcore yasm zlib
+$(PKG)_DEPS     := gcc bzip2 gnutls lame libass libbluray libbs2b libcaca \
+                   libvpx opencore-amr opus sdl speex theora vidstab \
+                   vo-aacenc vo-amrwbenc vorbis x264 xvidcore yasm zlib
 
 # DO NOT ADD fdk-aac OR openssl SUPPORT.
 # Although they are free softwares, their licenses are not compatible with
@@ -47,6 +49,7 @@ define $(PKG)_BUILD
         --enable-gnutls \
         --enable-libass \
         --enable-libbluray \
+        --enable-libbs2b \
         --enable-libcaca \
         --enable-libmp3lame \
         --enable-libopencore-amrnb \