Format with google-java-format and add release note

RELEASENOTES.md

@@ -82,6 +82,9 @@
         *   Apps with custom `SubtitleDecoder` implementations need to update
             them to implement `SubtitleParser` instead (and
             `SubtitleParser.Factory` instead of `SubtitleDecoderFactory`).
+    *   PGS: Fix run-length decoding to resolve `0` as a color index, instead of
+        a literal color value
+        ([#1367](https://github.com/androidx/media/pull/1367)).
 *   Metadata:
     *   Fix mapping of MP4 to ID3 sort tags. Previously the 'album sort'
         (`soal`), 'artist sort' (`soar`) and 'album artist sort' (`soaa`) MP4

libraries/extractor/src/main/java/androidx/media3/extractor/text/pgs/PgsParser.java

@@ -248,7 +248,8 @@ public final class PgsParser implements SubtitleParser {
                 (switchBits & 0x40) == 0
                     ? (switchBits & 0x3F)
                     : (((switchBits & 0x3F) << 8) | bitmapData.readUnsignedByte());
-            int color = (switchBits & 0x80) == 0 ? colors[0] : colors[bitmapData.readUnsignedByte()];
+            int color =
+                (switchBits & 0x80) == 0 ? colors[0] : colors[bitmapData.readUnsignedByte()];
             Arrays.fill(
                 argbBitmapData, argbBitmapDataIndex, argbBitmapDataIndex + runLength, color);
             argbBitmapDataIndex += runLength;