diff options
Diffstat (limited to 'libavutil/opt.c')
-rw-r--r-- | libavutil/opt.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/libavutil/opt.c b/libavutil/opt.c index b625756760..0eaa8b5afe 100644 --- a/libavutil/opt.c +++ b/libavutil/opt.c @@ -298,7 +298,7 @@ static int set_string_color(void *obj, const AVOption *o, const char *val, uint8 static int set_string_fmt(void *obj, const AVOption *o, const char *val, uint8_t *dst, int fmt_nb, int ((*get_fmt)(const char *)), const char *desc) { - int fmt; + int fmt, min, max; if (!val || !strcmp(val, "none")) { fmt = -1; @@ -315,6 +315,16 @@ static int set_string_fmt(void *obj, const AVOption *o, const char *val, uint8_t } } + min = FFMAX(o->min, -1); + max = FFMIN(o->max, fmt_nb-1); + + if (fmt < min || fmt > max) { + av_log(obj, AV_LOG_ERROR, + "Value %d for parameter '%s' out of %s format range [%d - %d]\n", + fmt, o->name, desc, min, max); + return AVERROR(ERANGE); + } + *(int *)dst = fmt; return 0; } |