From bf0e6c6cb5fb5fbe7ce3530eac64871dd79065b3 Mon Sep 17 00:00:00 2001 From: Timo Rothenpieler Date: Fri, 16 Aug 2024 02:01:12 +0200 Subject: [PATCH] avformat/hlsenc: correctly reset subtitle stream counter per-varstream Without resetting it, if there was a previous set of varstreams with subtitles, it would subtract from all the streams, leading to chaos and segfaults when trying to access for example stream -1. --- libavformat/hlsenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c index 2c258436ec..264ba4b7f7 100644 --- a/libavformat/hlsenc.c +++ b/libavformat/hlsenc.c @@ -2422,7 +2422,6 @@ static int hls_write_packet(AVFormatContext *s, AVPacket *pkt) int is_ref_pkt = 1; int ret = 0, can_split = 1, i, j; int stream_index = 0; - int subtitle_streams = 0; int range_length = 0; const char *proto = NULL; int use_temp_file = 0; @@ -2430,6 +2429,7 @@ static int hls_write_packet(AVFormatContext *s, AVPacket *pkt) char *old_filename = NULL; for (i = 0; i < hls->nb_varstreams; i++) { + int subtitle_streams = 0; vs = &hls->var_streams[i]; for (j = 0; j < vs->nb_streams; j++) { if (vs->streams[j]->codecpar->codec_type == AVMEDIA_TYPE_SUBTITLE) {