AudioRecord: Fix capture timestamp after standby

Fix AudioStreamIn getCapturePosition handling since it
is also used for linear PCM.

Test: atest AudioRecordTest
Bug: 308526758
Merged-In: Ia07e1ef0b15e7dace1dca882e7ab75df09706c9c
Change-Id: Ia07e1ef0b15e7dace1dca882e7ab75df09706c9c
diff --git a/services/audioflinger/datapath/AudioStreamIn.cpp b/services/audioflinger/datapath/AudioStreamIn.cpp
index 24f3bb9..76618f4 100644
--- a/services/audioflinger/datapath/AudioStreamIn.cpp
+++ b/services/audioflinger/datapath/AudioStreamIn.cpp
@@ -56,15 +56,15 @@
         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_INPUT_FLAG_DIRECT) == AUDIO_INPUT_FLAG_DIRECT) {
+        // For DirectRecord reset timestamp to 0 on standby.
         const uint64_t adjustedPosition = (halPosition <= mFramesReadAtStandby) ?
                 0 : (halPosition - mFramesReadAtStandby);
         // Scale from HAL sample rate to application rate.
         *frames = adjustedPosition / mRateMultiplier;
     } else {
-        // For compressed formats.
+        // For compressed formats and linear PCM.
         *frames = halPosition;
     }