/* Keep track of the stsc index for the given sample, then check
* if the stsd index is different from the last used one. */
sc->stsc_sample++;
- if (sc->stsc_index < sc->stsc_count &&
+ if (sc->stsc_index + 1 < sc->stsc_count &&
mov_get_stsc_samples(sc, sc->stsc_index) == sc->stsc_sample) {
sc->stsc_index++;
sc->stsc_sample = 0;