feat: add Dolby TrueHD SampleEntry and ConfigurationBox

entries/all-boxes.ts

@@ -27,6 +27,7 @@ export * from '#/boxes/dfLa';
 export * from '#/boxes/dimm';
 export * from '#/boxes/dmax';
 export * from '#/boxes/dmed';
+export * from '#/boxes/dmlp';
 export * from '#/boxes/dOps';
 export * from '#/boxes/dref';
 export * from '#/boxes/drep';

src/boxes/dmlp.ts

@@ -0,0 +1,26 @@
+import { Box } from '#/box';
+import { Log } from '#/log';
+import type { MultiBufferStream } from '#/buffer';
+
+export class dmlpBox extends Box {
+  static override readonly fourcc = 'dmlp' as const;
+  box_name = 'MLPSpecificBox' as const;
+
+  format_info: number;
+  peak_data_rate: number;
+
+  parse(stream: MultiBufferStream) {
+    this.format_info = stream.readUint16();
+    const tmp_16 = stream.readUint16();
+    this.peak_data_rate = tmp_16 >> 1;
+    let reserved = tmp_16 & 0x1;
+    if (reserved !== 0) {
+      Log.error('BoxParser', 'dmlp reserved parsing problem', stream.isofile);
+      return;
+    }
+    reserved = stream.readUint32();
+    if (reserved !== 0) {
+      Log.error('BoxParser', 'dmlp reserved parsing problem', stream.isofile);
+    }
+  }
+}

src/boxes/sampleentries/sampleentry.ts

@@ -416,6 +416,11 @@ export class ec_3SampleEntry extends AudioSampleEntry {
   static override readonly fourcc = 'ec-3' as const;
 }
 
+export class mlpaSampleEntry extends AudioSampleEntry {
+  static override readonly fourcc = 'mlpa' as const;
+  box_name = 'MLPSampleEntry' as const;
+}
+
 export class OpusSampleEntry extends AudioSampleEntry {
   static override readonly fourcc = 'Opus' as const;
 }