From 7f6b500c82122325c326b6dcacaf7af8039b2b33 Mon Sep 17 00:00:00 2001
From: Olivier Bouillet <62574056+freeboub@users.noreply.github.com>
Date: Tue, 17 Sep 2024 15:57:26 +0200
Subject: [PATCH] fix(android): ensure maxbitrate & selectedVideoTrack interact
 correctly (#4155)

---
 .../exoplayer/ReactExoplayerView.java         | 23 ++++++++++++++-----
 docs/pages/component/props.mdx                |  3 +++
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/android/src/main/java/com/brentvatne/exoplayer/ReactExoplayerView.java b/android/src/main/java/com/brentvatne/exoplayer/ReactExoplayerView.java
index 499e729b..0714115e 100644
--- a/android/src/main/java/com/brentvatne/exoplayer/ReactExoplayerView.java
+++ b/android/src/main/java/com/brentvatne/exoplayer/ReactExoplayerView.java
@@ -565,6 +565,11 @@ public class ReactExoplayerView extends FrameLayout implements
         reLayout(playerControlView);
     }
 
+    /// returns true is adaptive bitrate shall be used
+    public boolean isUsingVideoABR() {
+        return videoTrackType == null || "auto".equals(videoTrackType);
+    }
+
     public void setDebug(boolean enableDebug) {
         this.enableDebug = enableDebug;
         refreshDebugState();
@@ -2041,16 +2046,21 @@ public class ReactExoplayerView extends FrameLayout implements
 
         TrackSelectionOverride selectionOverride = new TrackSelectionOverride(groups.get(groupIndex), tracks);
 
-        DefaultTrackSelector.Parameters selectionParameters = trackSelector.getParameters()
+        DefaultTrackSelector.Parameters.Builder selectionParameters = trackSelector.getParameters()
                 .buildUpon()
                 .setExceedAudioConstraintsIfNecessary(true)
                 .setExceedRendererCapabilitiesIfNecessary(true)
                 .setExceedVideoConstraintsIfNecessary(true)
                 .setRendererDisabled(rendererIndex, false)
-                .clearOverridesOfType(selectionOverride.getType())
-                .addOverride(selectionOverride)
-                .build();
-        trackSelector.setParameters(selectionParameters);
+                .clearOverridesOfType(selectionOverride.getType());
+
+        if (trackType == C.TRACK_TYPE_VIDEO && isUsingVideoABR()) {
+            selectionParameters.setMaxVideoBitrate(maxBitRate == 0 ? Integer.MAX_VALUE : maxBitRate);
+        } else {
+            selectionParameters.addOverride(selectionOverride);
+        }
+
+        trackSelector.setParameters(selectionParameters.build());
     }
 
     private boolean isFormatSupported(Format format) {
@@ -2181,7 +2191,8 @@ public class ReactExoplayerView extends FrameLayout implements
 
     public void setMaxBitRateModifier(int newMaxBitRate) {
         maxBitRate = newMaxBitRate;
-        if (player != null) {
+        if (player != null && isUsingVideoABR()) {
+            // do not apply yet if not auto
             trackSelector.setParameters(trackSelector.buildUponParameters()
                     .setMaxVideoBitrate(maxBitRate == 0 ? Integer.MAX_VALUE : maxBitRate));
         }
diff --git a/docs/pages/component/props.mdx b/docs/pages/component/props.mdx
index e3069d17..184f7c60 100644
--- a/docs/pages/component/props.mdx
+++ b/docs/pages/component/props.mdx
@@ -361,6 +361,9 @@ Sets the desired limit, in bits per second, of network bandwidth consumption whe
 
 Default: 0. Don't limit the maxBitRate.
 
+Note: This property can interact with selectedVideoTrack.
+To use `maxBitrate`, selectedVideoTrack shall be undefined or `{type: SelectedVideoTrackType.AUTO}`.
+
 Example:
 
 ```javascript