From 15828bcf25adb2d9ce2e9e591cc527f695e50420 Mon Sep 17 00:00:00 2001 From: Felix S Date: Fri, 23 Apr 2021 10:55:09 +0200 Subject: [PATCH] [downloader/hls] Handle MPEG-2 PES timestamp overflow --- yt_dlp/downloader/hls.py | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/yt_dlp/downloader/hls.py b/yt_dlp/downloader/hls.py index c0e52d35d..270b33b22 100644 --- a/yt_dlp/downloader/hls.py +++ b/yt_dlp/downloader/hls.py @@ -351,7 +351,16 @@ def pack_fragment(frag_content, frag_index): # add the cue to the window dedup_window.append(cue) elif isinstance(block, webvtt.Magic): - # XXX: we do not handle MPEGTS overflow + # take care of MPEG PES timestamp overflow + if block.mpegts is None: + block.mpegts = 0 + extra_state.setdefault('webvtt_mpegts_adjust', 0) + block.mpegts += extra_state['webvtt_mpegts_adjust'] << 33 + if block.mpegts < extra_state.get('webvtt_mpegts_last', 0): + extra_state['webvtt_mpegts_adjust'] += 1 + block.mpegts += 1 << 33 + extra_state['webvtt_mpegts_last'] = block.mpegts + if frag_index == 1: extra_state['webvtt_mpegts'] = block.mpegts or 0 extra_state['webvtt_local'] = block.local or 0