complete version about ffmpeg-binary-android

[Khang-NT]

You can edit ffmpeg configuration a bit to build completed version, for example, just remove these lines:

diff --git a/build_scripts/build_ffmpeg.sh b/build_scripts/build_ffmpeg.sh
index eb1bd9f..cb20b62 100755
--- a/build_scripts/build_ffmpeg.sh
+++ b/build_scripts/build_ffmpeg.sh
@@ -292,19 +292,6 @@ pushd ffmpeg-$FFMPEG_VERSION
     --disable-ffprobe \
     --disable-ffserver \
     \
-    --disable-protocols \
-    --enable-protocol='file,pipe' \
-    \
-    --disable-demuxers \
-    --disable-muxers \
-    --enable-demuxer='aac,avi,dnxhd,flac,flv,gif,h261,h263,h264,image2,matroska,webm,mov,mp3,mp4,mpeg,ogg,srt,wav,webvtt' \
-    --enable-muxer='3gp,dnxhd,flac,flv,gif,image2,matroska,webm,mov,mp3,mp4,mpeg,ogg,opus,srt,wav,webvtt,ipod' \
-    \
-    --disable-encoders \
-    --disable-decoders \
-    --enable-encoder='aac,dnxhd,flac,flv,gif,libmp3lame,libopus,libshine,libvorbis,mpeg4,png,srt,subrip,webvtt' \
-    --enable-decoder='aac,aac_at,aac_fixed,aac_latm,dnxhd,flac,flv,h261,h263,h263i,h263p,h264,vp8,vp9,libopus,libvorbis,mp3,mpeg4,wavpack,png,rawvideo,srt,webvtt' \
-    \
     --enable-libshine \
     --enable-libmp3lame \
     --enable-libopus \