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add definitions and documentation for shared functions for E-AC-3 decoding

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Originally committed as revision 14991 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles 2008-08-27 01:47:03 +00:00
parent 0ffea2439b
commit 8649e9332c
1 changed files with 12 additions and 0 deletions
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12
libavcodec/ac3dec.h
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@ -168,4 +168,16 @@ typedef struct {
///@}
} AC3DecodeContext;
/**
* Parse the E-AC-3 frame header.
* This parses both the bit stream info and audio frame header.
*/
int ff_eac3_parse_header(AC3DecodeContext *s);
/**
* Decode mantissas in a single channel for the entire frame.
* This is used when AHT mode is enabled.
*/
void ff_eac3_decode_transform_coeffs_aht_ch(AC3DecodeContext *s, int ch);
#endif /* FFMPEG_AC3DEC_H */