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Linshizhi
ffmpeg.wasm-core
Commits
67c1b32f
Commit
67c1b32f
authored
Aug 08, 2007
by
Roman Shaposhnik
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* getting rid of code duplication
Originally committed as revision 9997 to
svn://svn.ffmpeg.org/ffmpeg/trunk
parent
3c2ddb59
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1 changed file
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3 additions
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22 deletions
+3
-22
bitstream.h
libavcodec/bitstream.h
+3
-22
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libavcodec/bitstream.h
View file @
67c1b32f
...
...
@@ -31,6 +31,7 @@
#include <assert.h>
#include "common.h"
#include "bswap.h"
#include "intreadwrite.h"
#include "log.h"
#if defined(ALT_BITSTREAM_READER_LE) && !defined(ALT_BITSTREAM_READER)
...
...
@@ -406,26 +407,6 @@ LAST_SKIP_BITS(name, gb, num)
for examples see get_bits, show_bits, skip_bits, get_vlc
*/
static
inline
int
unaligned32_be
(
const
void
*
v
)
{
#ifdef CONFIG_ALIGN
const
uint8_t
*
p
=
v
;
return
(((
p
[
0
]
<<
8
)
|
p
[
1
])
<<
16
)
|
(
p
[
2
]
<<
8
)
|
(
p
[
3
]);
#else
return
be2me_32
(
unaligned32
(
v
));
//original
#endif
}
static
inline
int
unaligned32_le
(
const
void
*
v
)
{
#ifdef CONFIG_ALIGN
const
uint8_t
*
p
=
v
;
return
(((
p
[
3
]
<<
8
)
|
p
[
2
])
<<
16
)
|
(
p
[
1
]
<<
8
)
|
(
p
[
0
]);
#else
return
le2me_32
(
unaligned32
(
v
));
//original
#endif
}
#ifdef ALT_BITSTREAM_READER
# define MIN_CACHE_BITS 25
...
...
@@ -438,13 +419,13 @@ static inline int unaligned32_le(const void *v)
# ifdef ALT_BITSTREAM_READER_LE
# define UPDATE_CACHE(name, gb)\
name##_cache=
unaligned32_le
( ((const uint8_t *)(gb)->buffer)+(name##_index>>3) ) >> (name##_index&0x07);\
name##_cache=
AV_RL32
( ((const uint8_t *)(gb)->buffer)+(name##_index>>3) ) >> (name##_index&0x07);\
# define SKIP_CACHE(name, gb, num)\
name##_cache >>= (num);
# else
# define UPDATE_CACHE(name, gb)\
name##_cache=
unaligned32_be
( ((const uint8_t *)(gb)->buffer)+(name##_index>>3) ) << (name##_index&0x07);\
name##_cache=
AV_RB32
( ((const uint8_t *)(gb)->buffer)+(name##_index>>3) ) << (name##_index&0x07);\
# define SKIP_CACHE(name, gb, num)\
name##_cache <<= (num);
...
...
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