traverser: handle invalid audio params

2022-05-04 14:25:15 -07:00
parent 494370cc49
commit 07519a952e
1 changed files with 5 additions and 1 deletions
@@ -107,7 +107,11 @@ protected:

  SampleBufferPtr CreateSampleBuffer(const AudioParams &params, const rational &length)
  {
-    return CreateSampleBuffer(params, params.time_to_samples(length));
+    if (params.is_valid()) {
+      return CreateSampleBuffer(params, params.time_to_samples(length));
+    } else {
+      return SampleBuffer::Create();
+    }
  }

  virtual bool CanCacheFrames()