From 1586238717d4d4e8d0aebcce890082bd0826b8a3 Mon Sep 17 00:00:00 2001 From: Alex Beregszaszi Date: Tue, 6 Mar 2007 13:04:47 +0000 Subject: [PATCH] add little endian 24bit read/write Originally committed as revision 8269 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavutil/intreadwrite.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/libavutil/intreadwrite.h b/libavutil/intreadwrite.h index 09144f25a5..7225f0b673 100644 --- a/libavutil/intreadwrite.h +++ b/libavutil/intreadwrite.h @@ -78,6 +78,14 @@ struct unaligned_16 { uint16_t l; } __attribute__((packed)); ((uint8_t*)(p))[0] = (d); \ ((uint8_t*)(p))[1] = (d)>>8; } +#define AV_RL24(x) ((((uint8_t*)(x))[2] << 16) | \ + (((uint8_t*)(x))[1] << 8) | \ + ((uint8_t*)(x))[0]) +#define AV_WL24(p, d) { \ + ((uint8_t*)(p))[0] = (d); \ + ((uint8_t*)(p))[1] = (d)>>8; \ + ((uint8_t*)(p))[2] = (d)>>16; } + #define AV_RL32(x) ((((uint8_t*)(x))[3] << 24) | \ (((uint8_t*)(x))[2] << 16) | \ (((uint8_t*)(x))[1] << 8) | \