1 files changed, 65 insertions, 0 deletions
diff --git a/warp-dir.sh b/warp-dir.sh
new file mode 100755
index 0000000..471efd9
--- /dev/null
+++ b/warp-dir.sh
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+BASENAME=tmp
+DIRECTORY=$1
+BS=$(basename $DIRECTORY)
+files=`ls -1 $DIRECTORY`
+
+prev="null"
+ITER=0
+
+SEQUENCE=`seq 0.00 0.05 0.999`
+
+mkdir tmp/
+
+for file in $files
+do
+  echo $file
+  if [ $ITER -eq 0 ]
+  then
+    prev=$file
+    ITER=$((ITER+1))
+    continue
+  fi
+
+  convert -verbose "$DIRECTORY/$prev" PNG24:${BASENAME}_normalized_0.png
+  convert -verbose "$DIRECTORY/$file" PNG24:${BASENAME}_normalized_1.png
+
+  ./makeOptFlow.sh ${BASENAME}_normalized_%01d.png flow 0
+
+  for scale in $SEQUENCE; do
+    scale="${scale/,/.}"
+    echo $scale
+    th torch_warp.lua \
+      -flow_file flow/backward_1_0.flo \
+      -source_image ${BASENAME}_normalized_0.png \
+      -output_image warp_0.png \
+      -scale $scale
+    th torch_warp.lua \
+      -flow_file flow/forward_0_1.flo \
+      -source_image ${BASENAME}_normalized_1.png \
+      -output_image warp_1.png \
+      -scale $(bc <<< "1.0-$scale")
+    OUT=$(printf "tmp/frame_%05d.png" $ITER)
+    convert warp_0.png warp_1.png -compose blend -define compose:args=$(bc <<< "100*$scale/1") -composite $OUT
+    rm warp_0.png warp_1.png
+
+    prev=$file
+    ITER=$((ITER+1))
+  done
+
+  rm -rf flow/ ${BASENAME}_normalized*.png
+
+  # rm -rf tmp/
+
+done
+
+ffmpeg -i tmp/frame_%05d.png -vcodec libx264 -pix_fmt yuv420p -profile:v baseline -level 3 "blended_${BS}.mp4"
+
+cd tmp/
+mkdir 256
+for i in *; do convert $i -resize '256x256!' 256/$i; done
+cd ..
+mv tmp blended_${BS}
+
+