1 files changed, 23 insertions, 0 deletions
diff --git a/third_party/rust/mp4parse/link-u-avif-sample-images/scripts/compare.sh b/third_party/rust/mp4parse/link-u-avif-sample-images/scripts/compare.sh
new file mode 100644
index 0000000000..513d19fd2b
--- /dev/null
+++ b/third_party/rust/mp4parse/link-u-avif-sample-images/scripts/compare.sh
@@ -0,0 +1,23 @@
+##!/usr/bin/env bash
+
+avif=$2
+decoded=$3
+
+orig=$(cat Makefile | grep "^${avif}" | sed "s/^${avif}: \(.*\)$/\1/")
+
+if (echo ${avif} | grep "monochrome"); then
+  # FIMXE(ledyba-z): compare monochrome images.
+  score="100.0"
+elif (echo ${avif} | grep "\(rotate\|mirror\|crop\)"); then
+  # FIMXE(ledyba-z): compare transformed images
+  score="100.0"
+else
+  score=$(compare -metric PSNR ${orig} ${decoded} NULL: 2>&1 || true)
+fi
+if test $(echo "${score} >= 35.0" | bc -l) -eq 1; then
+  echo "Passing: ${decoded}: ${score}"
+  exit 0
+else
+  echo "Failed: ${decoded}: ${score} (vs ${orig})"
+  exit -1
+fi