fix(HLS): Remove init segment on formats without init segment (#7060)

shaka-project · Jul 18, 2024 · ee179ad · ee179ad
1 parent 2fe4dcc
commit ee179ad
Showing 1 changed file with 19 additions and 0 deletions.
diff --git a/lib/hls/hls_parser.js b/lib/hls/hls_parser.js
@@ -3657,6 +3657,9 @@ shaka.hls.HlsParser = class {
         const pMimeType = getMimeType(pUri);
         if (pMimeType) {
           partial.mimeType = pMimeType;
+          if (HlsParser.MIME_TYPES_WITHOUT_INIT_SEGMENT_.has(pMimeType)) {
+            partial.initSegmentReference = null;
+          }
         }
         partialSegmentRefs.push(partial);
 
@@ -3768,6 +3771,9 @@ shaka.hls.HlsParser = class {
     const mimeType = getMimeType(hlsSegment.verbatimSegmentUri);
     if (mimeType) {
       reference.mimeType = mimeType;
+      if (HlsParser.MIME_TYPES_WITHOUT_INIT_SEGMENT_.has(mimeType)) {
+        reference.initSegmentReference = null;
+      }
     }
 
     if (segmentWithByteRangeOptimization) {
@@ -4969,6 +4975,19 @@ shaka.hls.HlsParser.EXTENSION_MAP_BY_CONTENT_TYPE_ = {
 };
 
 
+/**
+ * MIME types without init segment.
+ *
+ * @const {!Set.<string>}
+ * @private
+ */
+shaka.hls.HlsParser.MIME_TYPES_WITHOUT_INIT_SEGMENT_ = new Set([
+  'video/mp2t',
+  // Containerless types
+  ...shaka.util.MimeUtils.RAW_FORMATS,
+]);
+
+
 /**
  * @typedef {function(!shaka.hls.Tag, string):?shaka.extern.DrmInfo}
  * @private