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 +1,35 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.SpeexParser = void 0;
+const initDebug = require("debug");
+const Speex = require("./Speex");
+const VorbisParser_1 = require("../vorbis/VorbisParser");
+const debug = initDebug('music-metadata:parser:ogg:speex');
+/**
+ * Speex, RFC 5574
+ * Ref:
+ *   https://www.speex.org/docs/manual/speex-manual/
+ *   https://tools.ietf.org/html/rfc5574
+ */
+class SpeexParser extends VorbisParser_1.VorbisParser {
+    constructor(metadata, options, tokenizer) {
+        super(metadata, options);
+        this.tokenizer = tokenizer;
+    }
+    /**
+     * Parse first Speex Ogg page
+     * @param {IPageHeader} header
+     * @param {Buffer} pageData
+     */
+    parseFirstPage(header, pageData) {
+        debug('First Ogg/Speex page');
+        const speexHeader = Speex.Header.get(pageData, 0);
+        this.metadata.setFormat('codec', `Speex ${speexHeader.version}`);
+        this.metadata.setFormat('numberOfChannels', speexHeader.nb_channels);
+        this.metadata.setFormat('sampleRate', speexHeader.rate);
+        if (speexHeader.bitrate !== -1) {
+            this.metadata.setFormat('bitrate', speexHeader.bitrate);
+        }
+    }
+}
+exports.SpeexParser = SpeexParser;