From 1bc89ddc42c1ab18daaffdad6a9321b310c8f390 Mon Sep 17 00:00:00 2001
From: asonix <asonix@asonix.dog>
Date: Fri, 23 Feb 2024 14:13:25 -0600
Subject: [PATCH] Add script for hashing arbitrary files with imagemagick and
 stdin example

---
 flake.nix       |  1 +
 scripts/hash.sh | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100755 scripts/hash.sh

diff --git a/flake.nix b/flake.nix
index 14c7328..855ef82 100644
--- a/flake.nix
+++ b/flake.nix
@@ -24,6 +24,7 @@
             cargo-show-asm
             clippy
             imagemagick
+            jq
             rust-analyzer
             rustc
             rustfmt
diff --git a/scripts/hash.sh b/scripts/hash.sh
new file mode 100755
index 0000000..88e8fb4
--- /dev/null
+++ b/scripts/hash.sh
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+set -e
+
+if ! [ -f "$1" ]; then
+  echo "$1" is not a file;
+  exit 1;
+fi
+
+json=$(magick convert "$1" JSON:-)
+
+width=$(echo $json | jq '.[0].image.geometry.width')
+height=$(echo $json | jq '.[0].image.geometry.height')
+
+magick convert "$1" RGBA:- | \
+  cargo r --example stdin --release -- \
+    --width $width \
+    --height $height