From 9b255e0555e31b9ae67e955eb61e4d15acc279ed Mon Sep 17 00:00:00 2001
From: Alvaro Velad Galvan <ladvan91@hotmail.com>
Date: Tue, 13 Jun 2023 13:37:09 +0200
Subject: [PATCH] fix(HLS): Skip EXT-X-PRELOAD-HINT without full byterange info

---
 lib/hls/manifest_text_parser.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/hls/manifest_text_parser.js b/lib/hls/manifest_text_parser.js
index b37cc99949..8782061519 100644
--- a/lib/hls/manifest_text_parser.js
+++ b/lib/hls/manifest_text_parser.js
@@ -158,7 +158,13 @@ shaka.hls.ManifestTextParser = class {
             partialSegmentTags.push(tag);
           } else if (tag.name == 'EXT-X-PRELOAD-HINT') {
             if (tag.getAttributeValue('TYPE') == 'PART') {
-              partialSegmentTags.push(tag);
+              if (tag.getAttributeValue('BYTERANGE-START') != null) {
+                if (tag.getAttributeValue('BYTERANGE-LENGTH') != null) {
+                  partialSegmentTags.push(tag);
+                }
+              } else {
+                partialSegmentTags.push(tag);
+              }
             } else if (tag.getAttributeValue('TYPE') == 'MAP') {
               // Rename the Preload Hint tag to be a Map tag.
               tag.setName('EXT-X-MAP');