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| author | Bartlomiej Wolowiec <bartek.wolowiec@gmail.com> | 2008-04-24 22:27:13 +0000 |
|---|---|---|
| committer | Bartlomiej Wolowiec <bartek.wolowiec@gmail.com> | 2008-04-24 22:27:13 +0000 |
| commit | 0c79b1402a48a99f32435a0f5ad2364c58c6fcf3 (patch) | |
| tree | ca01b356127f279bfe3d6b54cebf040d1f4ed539 /libavcodec/ac3_parser.h | |
| parent | 81d5ae6decfaa5d8fbf40f0f448de81b644c7002 (diff) | |
| download | ffmpeg-0c79b1402a48a99f32435a0f5ad2364c58c6fcf3.tar.gz | |
add a ff_ac3_parse_header_full() which calls ff_ac3_parse_header()
and then reads the channel_map stuff
Originally committed as revision 12944 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/ac3_parser.h')
| -rw-r--r-- | libavcodec/ac3_parser.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/libavcodec/ac3_parser.h b/libavcodec/ac3_parser.h index 3f19b13dd7..63bea56512 100644 --- a/libavcodec/ac3_parser.h +++ b/libavcodec/ac3_parser.h @@ -46,4 +46,15 @@ typedef enum { */ int ff_ac3_parse_header(GetBitContext *gbc, AC3HeaderInfo *hdr); +/** + * Parses AC-3 frame header and sets channel_map + * Parses the header up to the lfeon (channel_map in E-AC-3) + * element, which is the first 52, 54 or 104 bits depending + * on the audio coding mode. + * @param gbc[in] BitContext containing the first 54 bits of the frame. + * @param hdr[out] Pointer to struct where header info is written. + * @return value returned by ff_ac3_parse_header + */ +int ff_ac3_parse_header_full(GetBitContext *gbc, AC3HeaderInfo *hdr); + #endif /* FFMPEG_AC3_PARSER_H */ |