From eadc21cfe74fc112dbdbe91e6988bdeae175b861 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 1 Mar 2014 01:47:33 +0100 Subject: avcodec/ac3_parser: add avpriv_ac3_parse_header2() and use it in libavcodec The new function has the ability to allocate the structure, allowing it to grow without needing major bumps Signed-off-by: Michael Niedermayer --- libavcodec/ac3_parser.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'libavcodec/ac3_parser.h') diff --git a/libavcodec/ac3_parser.h b/libavcodec/ac3_parser.h index b5022de2d8..f37387d76c 100644 --- a/libavcodec/ac3_parser.h +++ b/libavcodec/ac3_parser.h @@ -31,11 +31,14 @@ * 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 */ -- cgit v1.2.3