From 41d5571660fe32de140c9e4d15882b91db112d3e Mon Sep 17 00:00:00 2001
From: kimvde <kimvde@google.com>
Date: Mon, 15 Apr 2024 07:02:44 -0700
Subject: [PATCH] Allow sink provider to be flushed before initialized

VideoSink.initialize will be added in a next CL and we want to allow
flush to be called before and after initialize.

PiperOrigin-RevId: 624946957
---
 .../media3/exoplayer/video/CompositingVideoSinkProvider.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/video/CompositingVideoSinkProvider.java b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/video/CompositingVideoSinkProvider.java
index bd8d7eb38e..4b0681b8d5 100644
--- a/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/video/CompositingVideoSinkProvider.java
+++ b/libraries/exoplayer/src/main/java/androidx/media3/exoplayer/video/CompositingVideoSinkProvider.java
@@ -505,6 +505,9 @@ public final class CompositingVideoSinkProvider
   }
 
   private void flush() {
+    if (!isInitialized()) {
+      return;
+    }
     pendingFlushCount++;
     // Flush the render control now to ensure it has no data, eg calling isReady() must return false
     // and render() should not render any frames.