Syping/libragephoto
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

RagePhoto: full read support for RDR 2 Photos

Browse source 
RagePhoto: fix RDR 2 Photos rewriting (using new data values)
RagePhotoData: added unnamedSum1 and unnamedSum2
This commit is contained in:
Syping 2021-11-22 14:01:06 +01:00
parent c89296c775
commit 81675355b0
2 changed files with 42 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

45
src/RagePhoto.cpp
View file

@ -111,6 +111,8 @@ void RagePhoto::clear()
m_data.title.clear(); m_data.title.clear();
m_data.error = 0U; m_data.error = 0U;
m_data.photoFormat = 0UL; m_data.photoFormat = 0UL;
m_data.unnamedSum1 = 0UL;
m_data.unnamedSum2 = 0UL;
setBufferDefault(); setBufferDefault();
} }
@ -191,8 +193,29 @@ bool RagePhoto::load(const char *data, size_t length)
m_data.headerSum = charToUInt32LE(uInt32Buffer); m_data.headerSum = charToUInt32LE(uInt32Buffer);
#endif #endif
if (m_data.photoFormat == PhotoFormat::RDR2) if (m_data.photoFormat == PhotoFormat::RDR2) {
pos = pos + 8; size = readBuffer(data, uInt32Buffer, &pos, 4, length);
if (size != 4) {
m_data.error = static_cast<uint8_t>(Error::IncompleteChecksum); // 6
return false;
}
#if __BYTE_ORDER == __LITTLE_ENDIAN
std::memcpy(&m_data.unnamedSum1, uInt32Buffer, 4);
#else
m_data.unnamedSum1 = charToUInt32LE(uInt32Buffer);
#endif
size = readBuffer(data, uInt32Buffer, &pos, 4, length);
if (size != 4) {
m_data.error = static_cast<uint8_t>(Error::IncompleteChecksum); // 6
return false;
}
#if __BYTE_ORDER == __LITTLE_ENDIAN
std::memcpy(&m_data.unnamedSum2, uInt32Buffer, 4);
#else
m_data.unnamedSum2 = charToUInt32LE(uInt32Buffer);
#endif
}
const size_t headerSize = pos; const size_t headerSize = pos;
size = readBuffer(data, uInt32Buffer, &pos, 4, length); size = readBuffer(data, uInt32Buffer, &pos, 4, length);
@ -413,6 +436,8 @@ bool RagePhoto::load(const char *data, size_t length)
#ifdef RAGEPHOTO_DEBUG #ifdef RAGEPHOTO_DEBUG
std::cout << "header: " << m_data.header << std::endl; std::cout << "header: " << m_data.header << std::endl;
std::cout << "headerSum: " << m_data.headerSum << std::endl; std::cout << "headerSum: " << m_data.headerSum << std::endl;
std::cout << "unnamedSum1: " << m_data.unnamedSum1 << std::endl;
std::cout << "unnamedSum2: " << m_data.unnamedSum2 << std::endl;
std::cout << "photoBuffer: " << m_data.photoBuffer << std::endl; std::cout << "photoBuffer: " << m_data.photoBuffer << std::endl;
std::cout << "descBuffer: " << m_data.descBuffer << std::endl; std::cout << "descBuffer: " << m_data.descBuffer << std::endl;
std::cout << "descOffset: " << m_data.descOffset << std::endl; std::cout << "descOffset: " << m_data.descOffset << std::endl;
@ -620,9 +645,19 @@ bool RagePhoto::save(char *data, uint32_t photoFormat)
writeBuffer(uInt32Buffer, data, &pos, length, 4); writeBuffer(uInt32Buffer, data, &pos, length, 4);
if (photoFormat == PhotoFormat::RDR2) { if (photoFormat == PhotoFormat::RDR2) {
for (size_t i = 0; i < 8; i++) { #if __BYTE_ORDER == __LITTLE_ENDIAN
writeBuffer("\0", data, &pos, length, 1); std::memcpy(uInt32Buffer, &m_data.unnamedSum1, 4);
} #else
uInt32ToCharLE(m_data.unnamedSum1, uInt32Buffer);
#endif
writeBuffer(uInt32Buffer, data, &pos, length, 4);
#if __BYTE_ORDER == __LITTLE_ENDIAN
std::memcpy(uInt32Buffer, &m_data.unnamedSum2, 4);
#else
uInt32ToCharLE(m_data.unnamedSum2, uInt32Buffer);
#endif
writeBuffer(uInt32Buffer, data, &pos, length, 4);
} }
const size_t headerSize = pos; const size_t headerSize = pos;

2
src/RagePhotoData.h
View file

@ -44,6 +44,8 @@ struct LIBRAGEPHOTO_CXX_EXPORT RagePhotoData
uint32_t photoSize; uint32_t photoSize;
uint32_t titlBuffer; uint32_t titlBuffer;
uint32_t titlOffset; uint32_t titlOffset;
uint32_t unnamedSum1;
uint32_t unnamedSum2;
}; };
#endif // __cplusplus #endif // __cplusplus