diff options
| -rw-r--r-- | libavutil/avutil.h | 4 | ||||
| -rw-r--r-- | libavutil/intreadwrite.h | 35 |
2 files changed, 31 insertions, 8 deletions
diff --git a/libavutil/avutil.h b/libavutil/avutil.h index 08cc615671..d5a4570dca 100644 --- a/libavutil/avutil.h +++ b/libavutil/avutil.h @@ -34,8 +34,8 @@ extern "C" { #define AV_STRINGIFY(s) AV_TOSTRING(s) #define AV_TOSTRING(s) #s -#define LIBAVUTIL_VERSION_INT ((49<<16)+(1<<8)+0) -#define LIBAVUTIL_VERSION 49.1.0 +#define LIBAVUTIL_VERSION_INT ((49<<16)+(2<<8)+0) +#define LIBAVUTIL_VERSION 49.2.0 #define LIBAVUTIL_BUILD LIBAVUTIL_VERSION_INT #define LIBAVUTIL_IDENT "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION) diff --git a/libavutil/intreadwrite.h b/libavutil/intreadwrite.h index c2b460984f..e6db5ce6f5 100644 --- a/libavutil/intreadwrite.h +++ b/libavutil/intreadwrite.h @@ -26,17 +26,40 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed)); #endif /* !__GNUC__ */ /* endian macros */ -#if !defined(AV_RB16) || !defined(AV_RB32) || !defined(AV_RL16) || !defined(AV_RL32) -#define AV_RB16(x) ((((uint8_t*)(x))[0] << 8) | ((uint8_t*)(x))[1]) -#define AV_RB32(x) ((((uint8_t*)(x))[0] << 24) | \ +#define AV_RB8(x) (((uint8_t*)(x))[0]) +#define AV_WB8(p, i, d) { ((uint8_t*)(p))[(i)] = (d); } + +#define AV_RB16(x) ((((uint8_t*)(x))[0] << 8) | ((uint8_t*)(x))[1]) +#define AV_WB16(p, i, d) { \ + ((uint8_t*)(p))[(i)+1] = (d); \ + ((uint8_t*)(p))[(i)] = (d)>>8; } + +#define AV_RB32(x) ((((uint8_t*)(x))[0] << 24) | \ (((uint8_t*)(x))[1] << 16) | \ (((uint8_t*)(x))[2] << 8) | \ ((uint8_t*)(x))[3]) -#define AV_RL16(x) ((((uint8_t*)(x))[1] << 8) | ((uint8_t*)(x))[0]) -#define AV_RL32(x) ((((uint8_t*)(x))[3] << 24) | \ +#define AV_WB32(p, i, d) { \ + ((uint8_t*)(p))[(i)+3] = (d); \ + ((uint8_t*)(p))[(i)+2] = (d)>>8; \ + ((uint8_t*)(p))[(i)+1] = (d)>>16; \ + ((uint8_t*)(p))[(i)] = (d)>>24; } + +#define AV_RL8(x) AV_RB8(x) +#define AV_WL8(p, i, d) AV_WB8(p, i, d) + +#define AV_RL16(x) ((((uint8_t*)(x))[1] << 8) | ((uint8_t*)(x))[0]) +#define AV_WL16(p, i, d) { \ + ((uint8_t*)(p))[(i)] = (d); \ + ((uint8_t*)(p))[(i)+1] = (d)>>8; } + +#define AV_RL32(x) ((((uint8_t*)(x))[3] << 24) | \ (((uint8_t*)(x))[2] << 16) | \ (((uint8_t*)(x))[1] << 8) | \ ((uint8_t*)(x))[0]) -#endif +#define AV_WL32(p, i, d) { \ + ((uint8_t*)(p))[(i)] = (d); \ + ((uint8_t*)(p))[(i)+1] = (d)>>8; \ + ((uint8_t*)(p))[(i)+2] = (d)>>16; \ + ((uint8_t*)(p))[(i)+3] = (d)>>24; } #endif /* INTREADWRITE_H */ |