From 73e74b064b80a0c4cdeb80a3733faf666fd0e4a9 Mon Sep 17 00:00:00 2001 From: Andrew Randrianasulu Date: Sat, 10 May 2025 11:06:44 +0300 Subject: [PATCH] Add check for nb_inputs before calling avfilter_get_pad_name, fixes crash --- cinelerra-5.1/cinelerra/ffmpeg.C | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/cinelerra-5.1/cinelerra/ffmpeg.C b/cinelerra-5.1/cinelerra/ffmpeg.C index 1d0979df..82ae0856 100644 --- a/cinelerra-5.1/cinelerra/ffmpeg.C +++ b/cinelerra-5.1/cinelerra/ffmpeg.C @@ -3903,7 +3903,9 @@ int FFVideoStream::create_filter(const char *filter_spec) while( --i>=0 && *sp!=0 && !strchr(" \t:=,",*sp) ) *np++ = *sp++; *np = 0; const AVFilter *filter = !filter_name[0] ? 0 : avfilter_get_by_name(filter_name); - if( !filter || avfilter_pad_get_type(filter->inputs,0) != AVMEDIA_TYPE_VIDEO ) { + //AVFilterContext *ctx = filter->ctx; + int nb_pads = filter->nb_inputs; + if( !filter || (nb_pads>1 && avfilter_pad_get_type(filter->inputs,0)) != AVMEDIA_TYPE_VIDEO ) { ff_err(AVERROR(EINVAL), "FFVideoStream::create_filter: %s\n", filter_spec); return -1; } -- 2.46.3