From dc71f1958846bb1d96de43a4603983dc8450cfcc Mon Sep 17 00:00:00 2001 From: Bernhard Übelacker Date: Sun, 27 Jul 2014 08:38:59 -0700 Subject: video4linux2: Avoid a floating point exception This avoids a segfault in avconv_opt.c:opt_target when trying to determine the norm. --- avconv_opt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'avconv_opt.c') diff --git a/avconv_opt.c b/avconv_opt.c index f8c524568c..434ba0b2e7 100644 --- a/avconv_opt.c +++ b/avconv_opt.c @@ -1757,7 +1757,8 @@ static int opt_target(void *optctx, const char *opt, const char *arg) for (j = 0; j < nb_input_files; j++) { for (i = 0; i < input_files[j]->nb_streams; i++) { AVCodecContext *c = input_files[j]->ctx->streams[i]->codec; - if (c->codec_type != AVMEDIA_TYPE_VIDEO) + if (c->codec_type != AVMEDIA_TYPE_VIDEO || + !c->time_base.num) continue; fr = c->time_base.den * 1000 / c->time_base.num; if (fr == 25000) { -- cgit v1.2.3