AudioStreamOut: Align with AudioStreamIn

Currenty the MixerThread bypasses AudioStreamOut::getPresentationPosition so
inaccuracy in handling is avoided.  Fix this to work for the linear PCM
case.

Test: atest AudioTrackTest (with and without AudioStreamOut usage)
Bug: 326134469
Merged-In: I630d1e79bd591e6ce5e99ccec1df094e989be2f1
Change-Id: I630d1e79bd591e6ce5e99ccec1df094e989be2f1

1 files changed, 4 insertions, 4 deletions

diff --git a/services/audioflinger/datapath/AudioStreamOut.cpp b/services/audioflinger/datapath/AudioStreamOut.cpp
index 1830d15cc5..9851f3a00d 100644
--- a/services/audioflinger/datapath/AudioStreamOut.cpp
+++ b/services/audioflinger/datapath/AudioStreamOut.cpp
@@ -99,15 +99,15 @@ status_t AudioStreamOut::getPresentationPosition(uint64_t *frames, struct timesp
         return status;
     }
 
-    // Adjust for standby using HAL rate frames.
-    // Only apply this correction if the HAL is getting PCM frames.
-    if (mHalFormatHasProportionalFrames) {
+    if (mHalFormatHasProportionalFrames &&
+            (flags & AUDIO_OUTPUT_FLAG_DIRECT) == AUDIO_OUTPUT_FLAG_DIRECT) {
+        // For DirectTrack reset timestamp to 0 on standby.
         const uint64_t adjustedPosition = (halPosition <= mFramesWrittenAtStandby) ?
                 0 : (halPosition - mFramesWrittenAtStandby);
         // Scale from HAL sample rate to application rate.
         *frames = adjustedPosition / mRateMultiplier;
     } else {
-        // For offloaded MP3 and other compressed formats.
+        // For offloaded MP3 and other compressed formats, and linear PCM.
         *frames = halPosition;
     }