From 0e628fb48768cd99646f5c203856c37e131271c1 Mon Sep 17 00:00:00 2001
From: christosts <christosts@google.com>
Date: Thu, 17 Nov 2022 18:00:55 +0000
Subject: [PATCH] Pass correct frame size for passthrough playback

When estimating the AudioTrack min buffer size, we must use a PCM
frame of 1 when doing direct playback (passthrough). The code was
passing -1 (C.LENGTH_UNSET).

PiperOrigin-RevId: 489238392
(cherry picked from commit 07d25bf41d9fa4d81daade6787a9b15682e9cf1f)
---
 .../java/androidx/media3/exoplayer/audio/DefaultAudioSink.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DefaultAudioSink.java b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DefaultAudioSink.java
index 9ca07c700a..605f5f0d44 100644
--- a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DefaultAudioSink.java
+++ b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/DefaultAudioSink.java
@@ -788,7 +788,7 @@ public final class DefaultAudioSink implements AudioSink {
                 getAudioTrackMinBufferSize(outputSampleRate, outputChannelConfig, outputEncoding),
                 outputEncoding,
                 outputMode,
-                outputPcmFrameSize,
+                outputPcmFrameSize != C.LENGTH_UNSET ? outputPcmFrameSize : 1,
                 outputSampleRate,
                 enableAudioTrackPlaybackParams ? MAX_PLAYBACK_SPEED : DEFAULT_PLAYBACK_SPEED);