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Proper fix for r8963 

Patch by Jindrich Makovicka, makovick at gmail dot com
Reference thread:
Subject: Re: [PATCH] make libavcodec use bytestream functions
Date: Thu, 10 May 2007 07:49:43 +0200

Originally committed as revision 8982 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Jindřich Makovička 2007-05-10 18:28:44 +00:00 committed by Ramiro Polla
parent 07c55d8ea3
commit 803ca89ca1
1 changed files with 17 additions and 17 deletions
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34
libavutil/intreadwrite.h
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@ -47,7 +47,7 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
/* endian macros */
#define AV_RB8(x) (((uint8_t*)(x))[0])
#define AV_WB8(p, d) { ((uint8_t*)(p))[0] = (d); }
#define AV_WB8(p, d) do { ((uint8_t*)(p))[0] = (d); } while(0)
#define AV_RL8(x) AV_RB8(x)
#define AV_WL8(p, d) AV_WB8(p, d)
@ -68,32 +68,32 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
# endif
#else /* HAVE_FAST_UNALIGNED */
#define AV_RB16(x) ((((uint8_t*)(x))[0] << 8) | ((uint8_t*)(x))[1])
#define AV_WB16(p, d) { \
#define AV_WB16(p, d) do { \
((uint8_t*)(p))[1] = (d); \
((uint8_t*)(p))[0] = (d)>>8; }
((uint8_t*)(p))[0] = (d)>>8; } while(0)
#define AV_RL16(x) ((((uint8_t*)(x))[1] << 8) | \
((uint8_t*)(x))[0])
#define AV_WL16(p, d) { \
#define AV_WL16(p, d) do { \
((uint8_t*)(p))[0] = (d); \
((uint8_t*)(p))[1] = (d)>>8; }
((uint8_t*)(p))[1] = (d)>>8; } while(0)
#endif
#define AV_RB24(x) ((((uint8_t*)(x))[0] << 16) | \
(((uint8_t*)(x))[1] << 8) | \
((uint8_t*)(x))[2])
#define AV_WB24(p, d) { \
#define AV_WB24(p, d) do { \
((uint8_t*)(p))[2] = (d); \
((uint8_t*)(p))[1] = (d)>>8; \
((uint8_t*)(p))[0] = (d)>>16; }
((uint8_t*)(p))[0] = (d)>>16; } while(0)
#define AV_RL24(x) ((((uint8_t*)(x))[2] << 16) | \
(((uint8_t*)(x))[1] << 8) | \
((uint8_t*)(x))[0])
#define AV_WL24(p, d) { \
#define AV_WL24(p, d) do { \
((uint8_t*)(p))[0] = (d); \
((uint8_t*)(p))[1] = (d)>>8; \
((uint8_t*)(p))[2] = (d)>>16; }
((uint8_t*)(p))[2] = (d)>>16; } while(0)
#ifdef HAVE_FAST_UNALIGNED
# ifdef WORDS_BIGENDIAN
@ -114,21 +114,21 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
(((uint8_t*)(x))[1] << 16) | \
(((uint8_t*)(x))[2] << 8) | \
((uint8_t*)(x))[3])
#define AV_WB32(p, d) { \
#define AV_WB32(p, d) do { \
((uint8_t*)(p))[3] = (d); \
((uint8_t*)(p))[2] = (d)>>8; \
((uint8_t*)(p))[1] = (d)>>16; \
((uint8_t*)(p))[0] = (d)>>24; }
((uint8_t*)(p))[0] = (d)>>24; } while(0)
#define AV_RL32(x) ((((uint8_t*)(x))[3] << 24) | \
(((uint8_t*)(x))[2] << 16) | \
(((uint8_t*)(x))[1] << 8) | \
((uint8_t*)(x))[0])
#define AV_WL32(p, d) { \
#define AV_WL32(p, d) do { \
((uint8_t*)(p))[0] = (d); \
((uint8_t*)(p))[1] = (d)>>8; \
((uint8_t*)(p))[2] = (d)>>16; \
((uint8_t*)(p))[3] = (d)>>24; }
((uint8_t*)(p))[3] = (d)>>24; } while(0)
#endif
#ifdef HAVE_FAST_UNALIGNED
@ -154,7 +154,7 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
((uint64_t)((uint8_t*)(x))[5] << 16) | \
((uint64_t)((uint8_t*)(x))[6] << 8) | \
(uint64_t)((uint8_t*)(x))[7])
#define AV_WB64(p, d) { \
#define AV_WB64(p, d) do { \
((uint8_t*)(p))[7] = (d); \
((uint8_t*)(p))[6] = (d)>>8; \
((uint8_t*)(p))[5] = (d)>>16; \
@ -162,7 +162,7 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
((uint8_t*)(p))[3] = (d)>>32; \
((uint8_t*)(p))[2] = (d)>>40; \
((uint8_t*)(p))[1] = (d)>>48; \
((uint8_t*)(p))[0] = (d)>>56; }
((uint8_t*)(p))[0] = (d)>>56; } while(0)
#define AV_RL64(x) (((uint64_t)((uint8_t*)(x))[7] << 56) | \
((uint64_t)((uint8_t*)(x))[6] << 48) | \
@ -172,7 +172,7 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
((uint64_t)((uint8_t*)(x))[2] << 16) | \
((uint64_t)((uint8_t*)(x))[1] << 8) | \
(uint64_t)((uint8_t*)(x))[0])
#define AV_WL64(p, d) { \
#define AV_WL64(p, d) do { \
((uint8_t*)(p))[0] = (d); \
((uint8_t*)(p))[1] = (d)>>8; \
((uint8_t*)(p))[2] = (d)>>16; \
@ -180,7 +180,7 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed));
((uint8_t*)(p))[4] = (d)>>32; \
((uint8_t*)(p))[5] = (d)>>40; \
((uint8_t*)(p))[6] = (d)>>48; \
((uint8_t*)(p))[7] = (d)>>56; }
((uint8_t*)(p))[7] = (d)>>56; } while(0)
#endif
#endif /* INTREADWRITE_H */