int skip_trailing_zeros = 1;
if (buf == next_avc) {
- int i;
- for (i = 0; i < nal_length_size; i++)
- extract_length = (extract_length << 8) | buf[i];
+ int i = 0;
+ extract_length = get_nalsize(nal_length_size,
+ buf, length, &i, logctx);
+ if (extract_length < 0)
+ return extract_length;
+
buf += nal_length_size;
length -= nal_length_size;
- if (extract_length > length) {
- av_log(logctx, AV_LOG_ERROR, "Invalid NAL unit size.\n");
- return AVERROR_INVALIDDATA;
- }
next_avc = buf + extract_length;
} else {
if (buf > next_avc)