From 6936bc5f027a9a235802af3ffb5ac8cd39346c7c Mon Sep 17 00:00:00 2001
From: "jules@lens" <julescarbon@gmail.com>
Date: Sat, 12 May 2018 17:12:52 +0200
Subject: scripts

---
 warp.sh | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100755 warp.sh

(limited to 'warp.sh')

diff --git a/warp.sh b/warp.sh
new file mode 100755
index 0000000..0152307
--- /dev/null
+++ b/warp.sh
@@ -0,0 +1,35 @@
+#!/bin/bash
+
+BASENAME=$(basename $1)
+
+convert -verbose $1_0.png PNG24:${BASENAME}_normalized_0.png
+convert -verbose $1_1.png PNG24:${BASENAME}_normalized_1.png
+
+./makeOptFlow.sh ${BASENAME}_normalized_%01d.png $BASENAME 0
+
+SEQUENCE=`seq 0.00 0.05 1.00`
+ITER=0
+mkdir tmp/
+
+for scale in $SEQUENCE; do
+  scale="${scale/,/.}"
+  echo $scale
+  th torch_warp.lua \
+    -flow_file $BASENAME/backward_1_0.flo \
+    -source_image ${BASENAME}_normalized_0.png \
+    -output_image warped_${BASENAME}_0_$scale.png \
+    -scale $scale
+  th torch_warp.lua \
+    -flow_file $BASENAME/forward_0_1.flo \
+    -source_image ${BASENAME}_normalized_1.png \
+    -output_image warped_${BASENAME}_1_$scale.png \
+    -scale $(bc <<< "1.0-$scale")
+  FILE=$(printf "tmp/frame_%05d.png" $ITER)
+  convert warped_${BASENAME}_0_$scale.png warped_${BASENAME}_1_$scale.png -compose blend -define compose:args=$(bc <<< "100*$scale/1") -composite $FILE
+  ITER=$((ITER+1))
+done
+
+ffmpeg -i tmp/frame_%05d.png  -vcodec libx264 -pix_fmt yuv420p -profile:v baseline -level 3 "blended_${BASENAME}.mp4"
+
+rm -rf tmp/
+
-- 
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