From 7bc213d3efd89a9780e74a60c25b4ce29e1fd326 Mon Sep 17 00:00:00 2001
From: tofunmi <tofunmi@google.com>
Date: Wed, 9 Aug 2023 12:52:32 +0000
Subject: [PATCH] Set tile count in Pngextractor

Tile count must be set to make sure the image decoder recognises and supports the format.

PiperOrigin-RevId: 555136616
---
 .../java/androidx/media3/extractor/png/PngExtractor.java   | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/libraries/extractor/src/main/java/androidx/media3/extractor/png/PngExtractor.java b/libraries/extractor/src/main/java/androidx/media3/extractor/png/PngExtractor.java
index 7ad335e2aa..7fa26ed515 100644
--- a/libraries/extractor/src/main/java/androidx/media3/extractor/png/PngExtractor.java
+++ b/libraries/extractor/src/main/java/androidx/media3/extractor/png/PngExtractor.java
@@ -108,7 +108,12 @@ public final class PngExtractor implements Extractor {
   private void outputImageTrackAndSeekMap() {
     ExtractorOutput extractorOutput = checkNotNull(this.extractorOutput);
     TrackOutput imageTrackOutput = extractorOutput.track(IMAGE_TRACK_ID, C.TRACK_TYPE_IMAGE);
-    imageTrackOutput.format(new Format.Builder().setContainerMimeType(MimeTypes.IMAGE_PNG).build());
+    imageTrackOutput.format(
+        new Format.Builder()
+            .setContainerMimeType(MimeTypes.IMAGE_PNG)
+            .setTileCountHorizontal(1)
+            .setTileCountVertical(1)
+            .build());
     extractorOutput.endTracks();
     extractorOutput.seekMap(new SingleSampleSeekMap(/* durationUs= */ C.TIME_UNSET));
     state = STATE_READING_IMAGE;