aux_data_end = 8 * aux_data_count + get_bits_count(&s->gb);
- if (get_bits_long(&s->gb, 32) != 0x9A1105A0) // nSYNCAUX
+ if (get_bits_long(&s->gb, 32) != 0x9A1105A0) { // nSYNCAUX
+ av_log(s->avctx,AV_LOG_ERROR, "nSYNCAUX mismatching\n");
return AVERROR_INVALIDDATA;
+ }
if (get_bits1(&s->gb)) { // bAUXTimeStampFlag
avpriv_request_sample(s->avctx,
skip_bits(&s->gb, 16); // nAUXCRC16
// additional data (reserved, cf. ETSI TS 102 114 V1.4.1)
- if ((reserved = (aux_data_end - get_bits_count(&s->gb))) < 0)
+ if ((reserved = (aux_data_end - get_bits_count(&s->gb))) < 0) {
+ av_log(s->avctx, AV_LOG_ERROR, "overread aux by %d bits\n", -reserved);
return AVERROR_INVALIDDATA;
- else if (reserved) {
+ } else if (reserved) {
avpriv_request_sample(s->avctx,
"Core auxiliary data reserved content");
skip_bits_long(&s->gb, reserved);