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submodule
ffmpeg
Commits
b44b4163
Commit
b44b4163
authored
Feb 22, 2012
by
Ronald S. Bultje
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get_bits: add HAVE_BITS_REMAINING macro.
parent
5ff42e31
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get_bits.h
libavcodec/get_bits.h
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libavcodec/get_bits.h
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b44b4163
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@@ -120,10 +120,23 @@ for examples see get_bits, show_bits, skip_bits, get_vlc
# define MIN_CACHE_BITS 25
#endif
#if UNCHECKED_BITSTREAM_READER
#define OPEN_READER(name, gb) \
unsigned int name##_index = (gb)->index; \
unsigned int av_unused name##_cache = 0
#define HAVE_BITS_REMAINING(name, gb) 1
#else
#define OPEN_READER(name, gb) \
unsigned int name##_index = (gb)->index; \
unsigned int av_unused name##_cache = 0; \
unsigned int av_unused name##_size_plus8 = \
(gb)->size_in_bits_plus8
#define HAVE_BITS_REMAINING(name, gb) \
name##_index < name##_size_plus8
#endif
#define CLOSE_READER(name, gb) (gb)->index = name##_index
#ifdef BITSTREAM_READER_LE
...
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@@ -156,7 +169,7 @@ for examples see get_bits, show_bits, skip_bits, get_vlc
# define SKIP_COUNTER(name, gb, num) name##_index += (num)
#else
# define SKIP_COUNTER(name, gb, num) \
name##_index = FFMIN(
(gb)->size_in_bits
_plus8, name##_index + (num))
name##_index = FFMIN(
name##_size
_plus8, name##_index + (num))
#endif
#define SKIP_BITS(name, gb, num) do { \
...
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