feat(decrypt/kwm): support raw .acc

src/decrypt/raw.ts

@@ -0,0 +1,26 @@
+import {AudioMimeType, GetArrayBuffer, SniffAudioExt} from "@/decrypt/utils.ts";
+
+
+import {parseBlob as metaParseBlob} from "music-metadata-browser";
+import {GetMetaCoverURL, GetFileInfo} from "./util";
+
+export async function Decrypt(file: Blob, raw_filename: string, raw_ext: string, detect: boolean = true) {
+    let ext = raw_ext;
+    if (detect) {
+        const buffer = new Uint8Array(await GetArrayBuffer(file));
+        ext = SniffAudioExt(buffer, raw_ext);
+        if (ext !== raw_ext) file = new Blob([buffer], {type: AudioMimeType[ext]})
+    }
+    const tag = await metaParseBlob(file);
+    const info = GetFileInfo(tag.common.artist, tag.common.title, raw_filename);
+    return {
+        status: true,
+        title: info.title,
+        artist: info.artist,
+        ext: ext,
+        album: tag.common.album,
+        picture: GetMetaCoverURL(tag),
+        file: URL.createObjectURL(file),
+        mime: AudioMimeType[ext]
+    }
+}