remove sws_flags, seems to have no effect

Originally committed as revision 17944 to svn://svn.ffmpeg.org/ffmpeg/trunk

tests/regression.sh

@@ -501,7 +501,7 @@ fi
 
 if [ -n "$do_mxf" ] ; then
 do_libav mxf "-ar 48000 -bf 2 -timecode_frame_start 264363"
-do_libav mxf_d10 "-ar 48000 -ac 2 -r 25 -s 720x576 -padtop 32 -vcodec mpeg2video -intra -flags +ildct+low_delay -dc 10 -flags2 +ivlc+non_linear_q -qscale 1 -ps 1 -qmin 1 -rc_max_vbv_use 1 -rc_min_vbv_use 1 -pix_fmt yuv422p -minrate 30000k -maxrate 30000k -b 30000k -bufsize 1200000 -top 1 -rc_init_occupancy 1200000 -qmax 12 -sws_flags +full_chroma_inp+full_chroma_int+accurate_rnd -f mxf_d10"
+do_libav mxf_d10 "-ar 48000 -ac 2 -r 25 -s 720x576 -padtop 32 -vcodec mpeg2video -intra -flags +ildct+low_delay -dc 10 -flags2 +ivlc+non_linear_q -qscale 1 -ps 1 -qmin 1 -rc_max_vbv_use 1 -rc_min_vbv_use 1 -pix_fmt yuv422p -minrate 30000k -maxrate 30000k -b 30000k -bufsize 1200000 -top 1 -rc_init_occupancy 1200000 -qmax 12 -f mxf_d10"
 fi
 
 if [ -n "$do_ts" ] ; then