Initial working version

2022-12-22 20:22:22 +11:00
parent ce9675a1cc
commit ced7fa5092
902 changed files with 150252 additions and 0 deletions
@@ -0,0 +1,32 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.ListInfoTagValue = exports.Header = void 0;
+const Token = require("token-types");
+/**
+ * Common RIFF chunk header
+ */
+exports.Header = {
+    len: 8,
+    get: (buf, off) => {
+        return {
+            // Group-ID
+            chunkID: buf.toString('binary', off, off + 4),
+            // Size
+            chunkSize: Token.UINT32_LE.get(buf, 4)
+        };
+    }
+};
+/**
+ * Token to parse RIFF-INFO tag value
+ */
+class ListInfoTagValue {
+    constructor(tagHeader) {
+        this.tagHeader = tagHeader;
+        this.len = tagHeader.chunkSize;
+        this.len += this.len & 1; // if it is an odd length, round up to even
+    }
+    get(buf, off) {
+        return new Token.StringType(this.tagHeader.chunkSize, 'ascii').get(buf, off);
+    }
+}
+exports.ListInfoTagValue = ListInfoTagValue;