Add image document formats to shared registry

crates/file-formats/src/lib.rs

@@ -21,6 +21,14 @@ pub enum Format {
     Tiff,
     WebP,
     Heif,
+    Psd,
+    Affinity,
+    Ora,
+    Kra,
+    Xcf,
+    Pdn,
+    Raw,
+    Pcraft,
     Gcode,
     Studio,
     StencilCraft,
@@ -37,6 +45,18 @@ pub fn detect(name: &str, bytes: &[u8]) -> Option<Format> {
             (craft_eps::Kind::PostScript, _) => Format::PostScript,
         });
     }
+    if bytes.starts_with(b"8BPS") {
+        return Some(Format::Psd);
+    }
+    if bytes.starts_with(b"PDN3") {
+        return Some(Format::Pdn);
+    }
+    if bytes.starts_with(b"gimp xcf ") || gzipped_xcf(name, bytes) {
+        return Some(Format::Xcf);
+    }
+    if bytes.starts_with(b"\0\xffKA") {
+        return Some(Format::Affinity);
+    }
     if let Some(raster) = raster_signature(bytes) {
         return Some(raster);
     }
@@ -75,6 +95,16 @@ pub fn from_extension(ext: &str) -> Option<Format> {
         "tif" | "tiff" => Some(Format::Tiff),
         "webp" => Some(Format::WebP),
         "heic" | "heif" => Some(Format::Heif),
+        "psd" | "psb" => Some(Format::Psd),
+        "afdesign" | "afphoto" | "afpub" => Some(Format::Affinity),
+        "ora" => Some(Format::Ora),
+        "kra" => Some(Format::Kra),
+        "xcf" => Some(Format::Xcf),
+        "pdn" => Some(Format::Pdn),
+        "dng" | "3fr" | "ari" | "arw" | "bay" | "cap" | "cr2" | "cr3" | "dcs" | "dcr" | "drf" | "eip" | "erf" | "fff" | "gpr" | "iiq" | "k25"
+        | "kdc" | "mdc" | "mef" | "mos" | "mrw" | "nef" | "nrw" | "obm" | "orf" | "pef" | "ptx" | "pxn" | "r3d" | "raf" | "raw" | "rwl" | "rw2"
+        | "rwz" | "sr2" | "srf" | "sti" | "x3f" => Some(Format::Raw),
+        "pcraft" => Some(Format::Pcraft),
         "studio" | "studio3" => Some(Format::Studio),
         "stencilcraft" => Some(Format::StencilCraft),
         "gcode" | "nc" => Some(Format::Gcode),
@@ -86,6 +116,11 @@ fn extension(name: &str) -> Option<&str> {
     Some(name.rsplit(['/', '\\']).next()?.rsplit_once('.')?.1)
 }
 
+fn gzipped_xcf(name: &str, bytes: &[u8]) -> bool {
+    let lower = name.rsplit(['/', '\\']).next().unwrap_or(name).to_ascii_lowercase();
+    bytes.starts_with(&[0x1f, 0x8b]) && (lower.ends_with(".xcf.gz") || lower.ends_with(".xcfgz"))
+}
+
 fn dxf_ascii_prefix(bytes: &[u8]) -> bool {
     let text = String::from_utf8_lossy(bytes);
     let mut lines = text.lines().map(str::trim);