use impl Hash for cache key instead of string

1 files changed, 6 insertions, 8 deletions

diff --git a/transcoder/src/image.rs b/transcoder/src/image.rs
index 28b253a..c6e1367 100644
--- a/transcoder/src/image.rs
+++ b/transcoder/src/image.rs
@@ -12,25 +12,23 @@ use rgb::FromSlice;
 use std::{
     fs::File,
     io::{BufReader, Read, Seek, SeekFrom},
-    path::PathBuf,
+    path::Path,
 };
 use tokio::io::AsyncWriteExt;
 
 pub async fn transcode(
-    path: PathBuf,
+    path: &Path,
     quality: f32,
     speed: u8,
     width: usize,
 ) -> anyhow::Result<CachePath> {
     async_cache_file(
-        &[
-            "image-tc",
-            path.clone().as_os_str().to_str().unwrap(),
-            &format!("{width} {quality} {speed}"),
-        ],
-        move |mut output| async move {
+        "image-tc",
+        (path, width, quality as i32, speed),
+        |mut output| async move {
             let _permit = LOCAL_IMAGE_TRANSCODING_TASKS.acquire().await?;
             info!("encoding {path:?} (speed={speed}, quality={quality}, width={width})");
+            let path = path.to_owned();
             let encoded = tokio::task::spawn_blocking(move || {
                 let mut file = BufReader::new(File::open(&path).context("opening source")?);