* Parse the header up to the lfeon element, which is the first 52 or 54 bits
* depending on the audio coding mode.
* @param[in] gbc BitContext containing the first 54 bits of the frame.
- * @param[out] hdr Pointer to struct where header info is written.
+ * @param[out] hdr Pointer to Pointer to struct where header info is written.
+ * will be allocated if NULL
* @return Returns 0 on success, -1 if there is a sync word mismatch,
* -2 if the bsid (version) element is invalid, -3 if the fscod (sample rate)
* element is invalid, or -4 if the frmsizecod (bit rate) element is invalid.
*/
+int avpriv_ac3_parse_header2(GetBitContext *gbc, AC3HeaderInfo **hdr);
+
int avpriv_ac3_parse_header(GetBitContext *gbc, AC3HeaderInfo *hdr);
#endif /* AVCODEC_AC3_PARSER_H */