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get_bits: Return pointer to buffer that is the result of the alignment

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This allows more transparent mixing of get_bits and whole-byte access
without having to touch get_bits internals.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Ronald S. Bultje 2013-02-10 16:46:07 -08:00 committed by Martin Storsjö
parent 2ed008204d
commit 9918f57dcf
1 changed files with 2 additions and 1 deletions
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libavcodec/get_bits.h
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@ -413,11 +413,12 @@ static inline int init_get_bits8(GetBitContext *s, const uint8_t *buffer,
return init_get_bits(s, buffer, byte_size * 8); return init_get_bits(s, buffer, byte_size * 8);
} }
static inline void align_get_bits(GetBitContext *s) static inline const uint8_t *align_get_bits(GetBitContext *s)
{ {
int n = -get_bits_count(s) & 7; int n = -get_bits_count(s) & 7;
if (n) if (n)
skip_bits(s, n); skip_bits(s, n);
return s->buffer + (s->index >> 3);
} }
#define init_vlc(vlc, nb_bits, nb_codes, \ #define init_vlc(vlc, nb_bits, nb_codes, \