Commit 7982914c authored by James Zern's avatar James Zern

ivfdec: tolerate invalid framerates (2)

add an upper bound to the framerate denominator above which 30fps will
be reported; fixes warning in corrupt / fuzzed files

Change-Id: I46a6a6f34ab756535cd009fe12273d83dcc1e9f1
parent e34e6840
......@@ -23,7 +23,7 @@ static void fix_framerate(int *num, int *den) {
// we can guess the framerate using only the timebase in this
// case. Other files would require reading ahead to guess the
// timebase, like we do for webm.
if (*den > 0 && *num > 0 && *num < 1000) {
if (*den > 0 && *den < 1000000000 && *num > 0 && *num < 1000) {
// Correct for the factor of 2 applied to the timebase in the encoder.
if (*num & 1)
*den *= 2;
......
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