openjpeg2/openjpeg2_bigendian.patch
2015-06-25 23:10:48 +02:00

35 lines
1.2 KiB
Diff

From e1992c3e5ddeeea784e931ebd74414e47ab6c167 Mon Sep 17 00:00:00 2001
From: Sandro Mani <manisandro@gmail.com>
Date: Thu, 25 Jun 2015 22:42:56 +0200
Subject: [PATCH] Fix opj_write_bytes_BE
---
src/lib/openjp2/cio.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/lib/openjp2/cio.c b/src/lib/openjp2/cio.c
index c455bf7..c6f778c 100644
--- a/src/lib/openjp2/cio.c
+++ b/src/lib/openjp2/cio.c
@@ -46,7 +46,7 @@
void opj_write_bytes_BE (OPJ_BYTE * p_buffer, OPJ_UINT32 p_value, OPJ_UINT32 p_nb_bytes)
{
- const OPJ_BYTE * l_data_ptr = ((const OPJ_BYTE *) &p_value) + p_nb_bytes;
+ const OPJ_BYTE * l_data_ptr = ((const OPJ_BYTE *) &p_value)+sizeof(OPJ_UINT32)-p_nb_bytes;
assert(p_nb_bytes > 0 && p_nb_bytes <= sizeof(OPJ_UINT32));
@@ -72,7 +72,7 @@ void opj_read_bytes_BE(const OPJ_BYTE * p_buffer, OPJ_UINT32 * p_value, OPJ_UINT
assert(p_nb_bytes > 0 && p_nb_bytes <= sizeof(OPJ_UINT32));
*p_value = 0;
- memcpy(l_data_ptr+4-p_nb_bytes,p_buffer,p_nb_bytes);
+ memcpy(l_data_ptr+sizeof(OPJ_UINT32)-p_nb_bytes,p_buffer,p_nb_bytes);
}
void opj_read_bytes_LE(const OPJ_BYTE * p_buffer, OPJ_UINT32 * p_value, OPJ_UINT32 p_nb_bytes)
--
2.4.4