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Insta360_EVO_to_VR

@@ -12,6 +12,8 @@ fi
 HLS="n"
 MP4="n"
 EQ="n"
+FLAT="n"
+FLATWIDE="n"
 HLSDIR="HLS"
 scales="5760x2880 5120x2560 4096x2048 3840x1920 2880x1440"
 degree="180"
@@ -40,6 +42,14 @@ case "${1}" in
       MP4="y"
       echo "Allsizes mode"
       ;;
+   flat) 
+      FLAT="y"
+      echo "FLAT"
+      ;;
+   flatwide)
+      FLATWIDE="y"
+      echo "FLATWIDE"
+      ;;
    equi)
       echo "Fisheye to Equirectangolar mode"
       EQ="y"
@@ -61,7 +71,7 @@ case "${1}" in
       HLS="y"
       ;;
    *)
-      echo "Error. Command has to be hls, mp4, all, equi, equihls, equimp4 or equiall"
+      echo "Error. Command has to be flat, flatwide, hls, mp4, all, equi, equihls, equimp4 or equiall"
 		echo $1
       exit 1
 
@@ -73,6 +83,22 @@ if [ "$VENC" == "h264_nvenc" ] ; then
    PRESET="slow"
 fi
 
+if [ x"$FLAT" == x"y" ] || [ x"$FLATWIDE" == x"y" ] ; then
+   inf=$2
+   outf=$3
+   h=90
+   v=50
+   if [ x"$FLATWIDE" == x"y" ] ; then
+      h=120
+      v=68
+   fi
+      ffmpeg $YES -i $inf -vf v360=fisheye:flat:ih_fov=$degree:iv_fov=$degree:h_fov=$h:v_fov=$v -vcodec libx264 \
+          -crf 18 -x264-params mvrange=511 -maxrate 80M -bufsize 25M -ac 2 \
+          -pix_fmt yuv420p -c:a aac -b:a 160k -movflags faststart \
+          -preset $PRESET ${outf}
+   exit 0
+fi
+
 if [ x"$4" != x"" ] ; then
 	left=$2
 	right=$3