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lavf: add a forgotten NULL check in convert_format_parameters().

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This commit is contained in:
Anton Khirnov 2011-06-18 17:26:40 +02:00
parent ed63f527f2
commit 84bd2b4bf5
1 changed files with 3 additions and 0 deletions
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3
libavformat/utils.c
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@ -395,6 +395,9 @@ static AVDictionary *convert_format_parameters(AVFormatParameters *ap)
char buf[1024];
AVDictionary *opts = NULL;
if (!ap)
return NULL;
if (ap->time_base.num) {
snprintf(buf, sizeof(buf), "%d/%d", ap->time_base.den, ap->time_base.num);
av_dict_set(&opts, "framerate", buf, 0);