diff options
Diffstat (limited to 'common/jpeg/jdhuff.h')
| -rw-r--r-- | common/jpeg/jdhuff.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/common/jpeg/jdhuff.h b/common/jpeg/jdhuff.h index 8e50bbfb..a7c8188f 100644 --- a/common/jpeg/jdhuff.h +++ b/common/jpeg/jdhuff.h @@ -73,8 +73,17 @@ EXTERN(void) jpeg_make_d_derived_tbl * necessary. */ -typedef long bit_buf_type; /* type of bit-extraction buffer */ -#define BIT_BUF_SIZE __WORDSIZE /* size of buffer in bits */ +#if __WORDSIZE == 64 + +typedef long bit_buf_type; /* type of bit-extraction buffer */ +#define BIT_BUF_SIZE 64 /* size of buffer in bits */ + +#else + +typedef INT32 bit_buf_type; /* type of bit-extraction buffer */ +#define BIT_BUF_SIZE 32 /* size of buffer in bits */ + +#endif /* If long is > 32 bits on your machine, and shifting/masking longs is * reasonably fast, making bit_buf_type be long and setting BIT_BUF_SIZE |