Update Files

Kha/Sources/kha/audio2/ogg/vorbis/data/Page.hx

@@ -0,0 +1,60 @@
+package kha.audio2.ogg.vorbis.data;
+import haxe.io.Bytes;
+import haxe.io.Input;
+import kha.audio2.ogg.vorbis.data.ReaderError.ReaderErrorType;
+import kha.audio2.ogg.vorbis.VorbisDecodeState;
+
+/**
+ * ...
+ * @author shohei909
+ */
+class Page {
+    public var flag(default, null):Int;
+
+    public function new () {
+
+    }
+
+    public function clone() {
+        var page = new Page();
+        page.flag = flag;
+        return page;
+    }
+
+    // startPage
+    public function start(decodeState:VorbisDecodeState) {
+        decodeState.capturePattern();
+        startWithoutCapturePattern(decodeState);
+    }
+
+    // startPageNoCapturePattern
+    public function startWithoutCapturePattern(decodeState:VorbisDecodeState) {
+        var version = decodeState.readByte();
+        if (version != 0) {
+            throw new ReaderError(ReaderErrorType.INVALID_STREAM_STRUCTURE_VERSION, "" + version);
+        }
+
+        this.flag = decodeState.readByte();
+        var loc0 = decodeState.readInt32();
+        var loc1 = decodeState.readInt32();
+
+        // input serial number -- vorbis doesn't interleave, so discard
+        decodeState.readInt32();
+        //if (this.serial != get32(f)) throw new ReaderError(ReaderErrorType.incorrectStreamSerialNumber);
+
+        // page sequence number
+        decodeState.readInt32();
+
+        // CRC32
+        decodeState.readInt32();
+
+        // pageSegments
+        decodeState.setup(loc0, loc1);
+    }
+}
+
+class PageFlag {
+    static public inline var CONTINUED_PACKET = 1;
+    static public inline var FIRST_PAGE = 2;
+    static public inline var LAST_PAGE = 4;
+}