From 2202dcfc0fbee51e0fe280877fedf07e6762f3a4 Mon Sep 17 00:00:00 2001 From: Peter Ross Date: Thu, 12 Dec 2024 15:44:44 +1100 Subject: [PATCH] avformat/iff: ignore FVER tag when not processing DSD/DST files Fixes ticket #10030. --- libavformat/iff.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/libavformat/iff.c b/libavformat/iff.c index de58b93421..38f90dd81c 100644 --- a/libavformat/iff.c +++ b/libavformat/iff.c @@ -692,13 +692,15 @@ static int iff_read_header(AVFormatContext *s) /* DSD tags */ case MKTAG('F','V','E','R'): - if (data_size < 4) - return AVERROR_INVALIDDATA; - version = avio_rb32(pb); - av_log(s, AV_LOG_DEBUG, "DSIFF v%d.%d.%d.%d\n",version >> 24, (version >> 16) & 0xFF, (version >> 8) & 0xFF, version & 0xFF); - if (!new_stream(s, &sta, &iff->audio_stream_index, AVMEDIA_TYPE_AUDIO)) - return AVERROR(ENOMEM); - sta->codecpar->codec_type = AVMEDIA_TYPE_AUDIO; + if (iff->form_tag == ID_DSD || iff->form_tag == ID_DST) { + if (data_size < 4) + return AVERROR_INVALIDDATA; + version = avio_rb32(pb); + av_log(s, AV_LOG_DEBUG, "DSIFF v%d.%d.%d.%d\n",version >> 24, (version >> 16) & 0xFF, (version >> 8) & 0xFF, version & 0xFF); + if (!new_stream(s, &sta, &iff->audio_stream_index, AVMEDIA_TYPE_AUDIO)) + return AVERROR(ENOMEM); + sta->codecpar->codec_type = AVMEDIA_TYPE_AUDIO; + } break; case MKTAG('D','I','I','N'):