1 files changed, 17 insertions, 1 deletions
diff --git a/dom/media/MediaTrackGraph.h b/dom/media/MediaTrackGraph.h
index a754b158eb..53783aca27 100644
--- a/dom/media/MediaTrackGraph.h
+++ b/dom/media/MediaTrackGraph.h
@@ -112,12 +112,20 @@ class AudioDataListenerInterface {
   /**
    * Number of audio input channels.
    */
-  virtual uint32_t RequestedInputChannelCount(MediaTrackGraph* aGraph) = 0;
+  virtual uint32_t RequestedInputChannelCount(
+      MediaTrackGraph* aGraph) const = 0;
+
+  /**
+   * The input processing params this listener wants the platform to apply.
+   */
+  virtual cubeb_input_processing_params RequestedInputProcessingParams(
+      MediaTrackGraph* aGraph) const = 0;
 
   /**
    * Whether the underlying audio device is used for voice input.
    */
   virtual bool IsVoiceInput(MediaTrackGraph* aGraph) const = 0;
+
   /**
    * Called when the underlying audio device has changed.
    */
@@ -127,6 +135,14 @@ class AudioDataListenerInterface {
    * Called when the underlying audio device is being closed.
    */
   virtual void Disconnect(MediaTrackGraph* aGraph) = 0;
+
+  /**
+   * Called after an attempt to set the input processing params on the
+   * underlying input track.
+   */
+  virtual void NotifySetRequestedInputProcessingParamsResult(
+      MediaTrackGraph* aGraph, cubeb_input_processing_params aRequestedParams,
+      const Result<cubeb_input_processing_params, int>& aResult) = 0;
 };
 
 class AudioDataListener : public AudioDataListenerInterface {