First release

Insta360_EVO_to_VR

+#!/bin/bash 
+btime_=`grep btime /proc/stat | awk '{print $2}'`
+utime_=`awk '{print $1}' /proc/uptime`
+btime_utime_=`echo "${btime_?} + ${utime_?}" | bc -l`
+
+if [ x"$3" == x"" ] ; then
+	echo "$0 <command> <left_video> <right_video> <output_file>"
+   echo "$0 <command>  <doublefisheye_video> <output_file>"
+	exit 1
+fi
+
+HLS="n"
+MP4="n"
+EQ="n"
+case "${1}" in
+   hls)
+      HLS="y"
+      echo "hls mode"
+      ;;
+   mp4)
+      MP4="y"
+      echo "mp4 mode"
+      ;;
+   all)
+      HLS="y"
+      MP4="y"
+      echo "Allsizes mode"
+      ;;
+   equi)
+      echo "Fisheye to Equirectangolar mode"
+      EQ="y"
+      ;;
+	equimp4)
+		echo "Fisheye to Equirectangular mp4 mode"
+		EQ="y"
+		MP4="y"
+		;;
+	equihls)
+		echo "Fisheye to Equirectangular HLS mode"
+	   EQ="y"
+		HLS="y"
+		;;
+   equiall)
+      echo "Fisheye to Equirectangular all size mode"
+      EQ="y"
+      MP4="y"
+      HLS="y"
+      ;;
+   *)
+      echo "Error. Command has to be hls, mp4, all, equi, equihls, equimp4 or equiall"
+		echo $1
+      exit 1
+
+esac
+
+
+
+scales="5760x2880 5120x2560 4096x2048 3840x1920 2880x1440"
+degree="180"
+yaw="-90"
+#VENC="libx264" # can be libx264 or h264_nvenc ( nvidia only after https://github.com/davidramiro/ffmpeg-nvenc-debian )
+VENC="h264_nvenc"
+HWACC="-hwaccel cuda -hwaccel_output_format cuda"
+#HWACC=""
+YES="-y"
+
+PRESET="slower"
+if [ "$VENC" == "h264_nvenc" ] ; then
+   PRESET="slow"
+fi
+
+if [ x"$4" != x"" ] ; then
+	left=$2
+	right=$3
+   inf=$2.mp4
+   outf=$4
+   ViENC="libx264"
+   ffmpeg $YES  -copyts \
+       -i $left  \
+       -i $right  \
+       -filter_complex "pad=in_w*2:in_h, overlay=main_w/2:0" -vcodec $ViENC -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 $inf
+else
+   inf=$2
+   outf=$3
+fi
+
+
+if [ x"$EQ" == x"y" ] ; then
+
+   ffmpeg $YES -i $inf -vf v360=dfisheye:equirect:ih_fov=$degree:iv_fov=$degree:yaw=${yaw} -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 $PRESET FullScale_${outf}
+	  spatialmedia -i -s left-right -m equirectangular FullScale_${outf} FullScale_injected_${outf}
+	inf=FullScale_${outf}
+
+fi
+
+num=0
+scalestring=""
+vmaps=""
+amaps=""
+tees=""
+for ftype in mp4 hls
+do
+   case $ftype in
+      mp4)
+         if [ $MP4 != "y" ] ; then
+            continue
+         fi
+         ;;
+      hls)
+         if [ $HLS != "y" ] ; then
+            continue
+         fi
+    esac
+   for scale in $scales
+   do
+      let "num++"
+      if [ x"$scale" == "5760x2880" ] ; then
+         sc=""
+      else
+         sc=",scale=$scale"
+      fi
+      size=${scale/x/:}
+      width=`echo $scale |  awk -F 'x' '{print $1}'`
+      ViENC="$VENC"
+      if [ "$width" -gt "4097" ] ; then
+         ViENC="libx264"
+      fi
+
+      splits="$splits[v$num]"
+      if [ x"$scalestring" != x"" ] ; then
+         scalestring="$scalestring;"
+      fi
+      scalestring="$scalestring [v${num}]scale=$size[v${num}out]" 
+      vmaps="$vmaps -map [v${num}out] -c:v:$((num-1)) $ViENC"
+      if [ "$ViENC" == "libx264" ] ; then
+         vmaps="$vmaps -crf 18 -x264-params mvrange=511"
+      elif [ "$ViENC" == "h264_nvenc" ] ; then
+         vmaps="$vmaps -preset:v p7 -tune:v:$((num-1)) hq -rc:v:$((num-1)) vbr -cq:v:$((num-1)) 19 -profile:v high"
+      fi
+      vmaps="$vmaps -b:v:$((num-1)) 0 -maxrate 80M -bufsize 25M -pix_fmt yuv420p"
+      vmaps="$vmaps -preset $PRESET"
+      amaps="$amaps -map a:0 -c:a:$((num-1)) aac -b:a:$((num-1)) 160k -ac 2 "
+
+      if [ x"$tees" != x"" ] ; then
+         tees="$tees|"
+      fi
+      tees="$tees [select=\'v:$((num-1)),a:$((num-1))\':f=mp4:movflags=+faststart]${scale}_${outf}"
+
+
+	#ffmpeg $YES -i $inf -vf v360=dfisheye:equirect:ih_fov=$degree:iv_fov=$degree:yaw=${yaw}${sc} -vcodec $ViENC \
+   #	-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 ${scale}_${outf}
+   #spatialmedia -i -s left-right -m equirectangular ${scale}_${outf} ${scale}_injected_${outf}
+   done
+done
+
+if [ X"$scalestring" != X"" ] ; then
+   ffmpeg $YES -i $inf -filter_complex "[0:v]split=${num}${splits};$scalestring" $vmaps $amaps -f tee "$tees"
+fi
+
+
+
+
+# scale=3840x2560
+# Oculus: 1920*1832 per eye.
+# 1920*2 = 3840 like 4k.

Insta360_EVO_to_VR_processdir

+#!/bin/bash
+if [ x"$1" == x"" ] ; then
+   com="equi"
+else
+   com="$1"
+fi
+cd `pwd`
+for vl in VID_*_00_*.insv 
+   do 
+      vout=`echo $vl | sed -e "s/\.insv/\_VR\_180\_LR\.mp4/"`
+      echo "--------------------------------------"
+      echo "creating: $vout"
+      echo "LEFT: $vl" 
+      vr=`echo $vl | sed -e 's/\_00\_/\_10\_/'` 
+      echo "RIGHT: $vr"
+      Insta360_EVO_to_VR $com $vl $vr $vout
+   done