From 242fa0bbba56426401404558f11fb39d673f4041 Mon Sep 17 00:00:00 2001
From: aler9 <46489434+aler9@users.noreply.github.com>
Date: Thu, 29 Dec 2022 20:37:48 +0100
Subject: [PATCH] hls muxer: restore support for EXT-X-PRELOAD-HINT

---
 internal/hls/muxer_variant_fmp4_playlist.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/internal/hls/muxer_variant_fmp4_playlist.go b/internal/hls/muxer_variant_fmp4_playlist.go
index 60f0122e..3dc97657 100644
--- a/internal/hls/muxer_variant_fmp4_playlist.go
+++ b/internal/hls/muxer_variant_fmp4_playlist.go
@@ -397,7 +397,9 @@ func (p *muxerVariantFMP4Playlist) segmentReader(fname string) *MuxerFileRespons
 			}
 		}
 
-		if fname == fmp4PartName(p.nextPartID) {
+		// EXT-X-PRELOAD-HINT support
+		nextPartName := fmp4PartName(p.nextPartID)
+		if base == nextPartName {
 			p.mutex.Lock()
 			defer p.mutex.Unlock()
 
@@ -422,7 +424,7 @@ func (p *muxerVariantFMP4Playlist) segmentReader(fname string) *MuxerFileRespons
 				Header: map[string]string{
 					"Content-Type": "video/mp4",
 				},
-				Body: p.partsByName[fmp4PartName(nextPartID)].reader(),
+				Body: p.partsByName[nextPartName].reader(),
 			}
 		}