1 files changed, 13 insertions, 0 deletions
diff --git a/dom/media/MediaTrackGraphImpl.h b/dom/media/MediaTrackGraphImpl.h
index 5daed83ef3..44c04caaa0 100644
--- a/dom/media/MediaTrackGraphImpl.h
+++ b/dom/media/MediaTrackGraphImpl.h
@@ -509,6 +509,12 @@ class MediaTrackGraphImpl : public MediaTrackGraph,
   void NotifyInputData(const AudioDataValue* aBuffer, size_t aFrames,
                        TrackRate aRate, uint32_t aChannels,
                        uint32_t aAlreadyBuffered) override;
+  /* Called on the main thread after an AudioCallbackDriver has attempted an
+   * operation to set aRequestedParams on the cubeb stream. */
+  void NotifySetRequestedInputProcessingParamsResult(
+      AudioCallbackDriver* aDriver,
+      cubeb_input_processing_params aRequestedParams,
+      Result<cubeb_input_processing_params, int>&& aResult) override;
   /* Called every time there are changes to input/output audio devices like
    * plug/unplug etc. This can be called on any thread, and posts a message to
    * the main thread so that it can post a message to the graph thread. */
@@ -586,6 +592,13 @@ class MediaTrackGraphImpl : public MediaTrackGraph,
 
   AudioInputType AudioInputDevicePreference(CubebUtils::AudioDeviceID aID);
 
+  /**
+   * The input processing params requested for any processing tracks tied to the
+   * input device with id aID.
+   */
+  cubeb_input_processing_params RequestedAudioInputProcessingParams(
+      CubebUtils::AudioDeviceID aID);
+
   double MediaTimeToSeconds(GraphTime aTime) const {
     NS_ASSERTION(aTime > -TRACK_TIME_MAX && aTime <= TRACK_TIME_MAX,
                  "Bad time");