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Initial commit

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added libraries:
opus
flac
libsndfile

updated:
libvorbis
libogg
openal

- Everything works as expected for now. Bare in mind libsndfile needed the check for whether or not it could find the xiph libraries removed in order for this to work.
This commit is contained in:
marauder2k7 2024-03-21 17:33:47 +00:00
parent 05a083ca6f
commit a745fc3757
1954 changed files with 431332 additions and 21037 deletions
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138
Engine/lib/openal-soft/common/alfstream.cpp
View file

@ -9,141 +9,17 @@
namespace al {
auto filebuf::underflow() -> int_type
{
if(mFile != INVALID_HANDLE_VALUE && gptr() == egptr())
{
// Read in the next chunk of data, and set the pointers on success
DWORD got{};
if(ReadFile(mFile, mBuffer.data(), static_cast<DWORD>(mBuffer.size()), &got, nullptr))
setg(mBuffer.data(), mBuffer.data(), mBuffer.data()+got);
}
if(gptr() == egptr())
return traits_type::eof();
return traits_type::to_int_type(*gptr());
}
auto filebuf::seekoff(off_type offset, std::ios_base::seekdir whence, std::ios_base::openmode mode) -> pos_type
{
if(mFile == INVALID_HANDLE_VALUE || (mode&std::ios_base::out) || !(mode&std::ios_base::in))
return traits_type::eof();
LARGE_INTEGER fpos{};
switch(whence)
{
case std::ios_base::beg:
fpos.QuadPart = offset;
if(!SetFilePointerEx(mFile, fpos, &fpos, FILE_BEGIN))
return traits_type::eof();
break;
case std::ios_base::cur:
// If the offset remains in the current buffer range, just
// update the pointer.
if((offset >= 0 && offset < off_type(egptr()-gptr())) ||
(offset < 0 && -offset <= off_type(gptr()-eback())))
{
// Get the current file offset to report the correct read
// offset.
fpos.QuadPart = 0;
if(!SetFilePointerEx(mFile, fpos, &fpos, FILE_CURRENT))
return traits_type::eof();
setg(eback(), gptr()+offset, egptr());
return fpos.QuadPart - off_type(egptr()-gptr());
}
// Need to offset for the file offset being at egptr() while
// the requested offset is relative to gptr().
offset -= off_type(egptr()-gptr());
fpos.QuadPart = offset;
if(!SetFilePointerEx(mFile, fpos, &fpos, FILE_CURRENT))
return traits_type::eof();
break;
case std::ios_base::end:
fpos.QuadPart = offset;
if(!SetFilePointerEx(mFile, fpos, &fpos, FILE_END))
return traits_type::eof();
break;
default:
return traits_type::eof();
}
setg(nullptr, nullptr, nullptr);
return fpos.QuadPart;
}
auto filebuf::seekpos(pos_type pos, std::ios_base::openmode mode) -> pos_type
{
// Simplified version of seekoff
if(mFile == INVALID_HANDLE_VALUE || (mode&std::ios_base::out) || !(mode&std::ios_base::in))
return traits_type::eof();
LARGE_INTEGER fpos{};
fpos.QuadPart = pos;
if(!SetFilePointerEx(mFile, fpos, &fpos, FILE_BEGIN))
return traits_type::eof();
setg(nullptr, nullptr, nullptr);
return fpos.QuadPart;
}
filebuf::~filebuf()
{ close(); }
bool filebuf::open(const wchar_t *filename, std::ios_base::openmode mode)
{
if((mode&std::ios_base::out) || !(mode&std::ios_base::in))
return false;
HANDLE f{CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, nullptr, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL, nullptr)};
if(f == INVALID_HANDLE_VALUE) return false;
if(mFile != INVALID_HANDLE_VALUE)
CloseHandle(mFile);
mFile = f;
setg(nullptr, nullptr, nullptr);
return true;
}
bool filebuf::open(const char *filename, std::ios_base::openmode mode)
{
std::wstring wname{utf8_to_wstr(filename)};
return open(wname.c_str(), mode);
}
void filebuf::close()
{
if(mFile != INVALID_HANDLE_VALUE)
CloseHandle(mFile);
mFile = INVALID_HANDLE_VALUE;
}
ifstream::ifstream(const wchar_t *filename, std::ios_base::openmode mode)
: std::istream{nullptr}
{
init(&mStreamBuf);
// Set the failbit if the file failed to open.
if((mode&std::ios_base::out) || !mStreamBuf.open(filename, mode|std::ios_base::in))
clear(failbit);
}
ifstream::ifstream(const char *filename, std::ios_base::openmode mode)
: std::istream{nullptr}
{
init(&mStreamBuf);
: std::ifstream{utf8_to_wstr(filename).c_str(), mode}
{ }
// Set the failbit if the file failed to open.
if((mode&std::ios_base::out) || !mStreamBuf.open(filename, mode|std::ios_base::in))
clear(failbit);
void ifstream::open(const char *filename, std::ios_base::openmode mode)
{
std::wstring wstr{utf8_to_wstr(filename)};
std::ifstream::open(wstr.c_str(), mode);
}
/* This is only here to ensure the compiler doesn't define an implicit
* destructor, which it tries to automatically inline and subsequently complain
* it can't inline without excessive code growth.
*/
ifstream::~ifstream() { }
ifstream::~ifstream() = default;
} // namespace al