---
libavutil/opt.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/libavutil/opt.c b/libavutil/opt.c
index eae4f75..83093e0 100644
--- a/libavutil/opt.c
+++ b/libavutil/opt.c
@@ -275,11 +275,12 @@ static int set_string_image_size(void *obj, const
AVOption *o, const char *val,
static int set_string_video_rate(void *obj, const AVOption *o, const char
*val, AVRational *dst)
{
int ret;
- if (!val) {
- ret = AVERROR(EINVAL);
- } else {
- ret = av_parse_video_rate(dst, val);
+ if (!val || !strcmp(val, "none")) {
+ dst->num =
+ dst->den = 0;
+ return 0;
}
+ ret = av_parse_video_rate(dst, val);
if (ret < 0)
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as
video rate\n", val);
return ret;
--
2.7.3
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