ffmpeg: Add mpeg layer 2 audio support and mpeg2 demuxer to libffmpeg-mini

Signed-off-by: Ted Hess <thess@kitschensync.net>

multimedia/ffmpeg/Makefile

@@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ffmpeg
 PKG_VERSION:=3.2.7
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=https://ffmpeg.org/releases/
@@ -126,6 +126,7 @@ FFMPEG_MINI_DECODERS:= \
 	h264 \
 	hevc \
 	jpegls \
+	mp2 \
 	mp3 \
 	mpeg1video \
 	mpeg2video \
@@ -146,6 +147,7 @@ FFMPEG_MINI_DEMUXERS:= \
 	mp3 \
 	mpegps \
 	mpegts \
+	mpegvideo \
 	ogg \
 
 FFMPEG_MINI_PROTOCOLS:= \