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xbmc: add patch to fix libexif byteorder

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Signed-off-by: Stephan Raue <stephan@openelec.tv>
This commit is contained in:
Stephan Raue 2011-08-02 20:06:46 +02:00
parent 5209431b05
commit 63bf2feb20
1 changed files with 56 additions and 0 deletions
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56
packages/mediacenter/xbmc/patches/xbmc-10.1-Dharma-334-libexif_byteorder-0.1.patch Normal file
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@ -0,0 +1,56 @@
From 00e3095dd47d6474fa6befcbd85157e27f6f68fa Mon Sep 17 00:00:00 2001
From: vdrfan <vdrfan-nospam-@xbmc.org>
Date: Mon, 1 Aug 2011 16:53:16 +0200
Subject: [PATCH] fixed: make sure libexif is using the correct byte order
(intel or motorola) when processing gps information (fixes
#8427)
---
lib/libexif/ExifParse.cpp | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/xbmc/lib/libexif/ExifParse.cpp b/xbmc/lib/libexif/ExifParse.cpp
index 41690df..74ecbbe 100644
--- a/xbmc/lib/libexif/ExifParse.cpp
+++ b/xbmc/lib/libexif/ExifParse.cpp
@@ -810,15 +810,15 @@ void CExifParse::ProcessGpsInfo(
const unsigned char* const OffsetBase,
unsigned ExifLength)
{
- int NumDirEntries = Get16(DirStart);
+ int NumDirEntries = Get16(DirStart, m_MotorolaOrder);
for (int de=0;de<NumDirEntries;de++)
{
const unsigned char* DirEntry = DIR_ENTRY_ADDR(DirStart, de);
- unsigned Tag = Get16(DirEntry);
- unsigned Format = Get16(DirEntry+2);
- unsigned Components = (unsigned)Get32(DirEntry+4);
+ unsigned Tag = Get16(DirEntry, m_MotorolaOrder);
+ unsigned Format = Get16(DirEntry+2, m_MotorolaOrder);
+ unsigned Components = (unsigned)Get32(DirEntry+4, m_MotorolaOrder);
if ((Format-1) >= NUM_FORMATS)
{
// (-1) catches illegal zero case as unsigned underflows to positive large.
@@ -834,7 +834,7 @@ void CExifParse::ProcessGpsInfo(
if (ByteCount > 4)
{
- unsigned OffsetVal = (unsigned)Get32(DirEntry+8);
+ unsigned OffsetVal = (unsigned)Get32(DirEntry+8, m_MotorolaOrder);
// If its bigger than 4 bytes, the dir entry contains an offset.
if (OffsetVal+ByteCount > ExifLength)
{
@@ -878,7 +878,7 @@ void CExifParse::ProcessGpsInfo(
case TAG_GPS_ALT:
{
char temp[18];
- sprintf(temp,"%dm", Get32(ValuePtr));
+ sprintf(temp,"%dm", Get32(ValuePtr, m_MotorolaOrder));
strcat(m_ExifInfo->GpsAlt, temp);
}
break;
--
1.7.5.4