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CDImage: Support SBI replacement subchannel Q for cue/bin images

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This commit is contained in:
Connor McLaughlin
2019-12-06 16:23:08 +10:00
parent 53621bd3eb
commit bc44d4b1b0
11 changed files with 226 additions and 22 deletions
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26
src/common/cd_image_cue.cpp
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@ -1,5 +1,6 @@
#include "YBaseLib/Log.h"
#include "cd_image.h"
#include "cd_subchannel_replacement.h"
#include <libcue/libcue.h>
#include <map>
Log_SetChannel(CDImageCueSheet);
@ -12,9 +13,12 @@ public:
bool OpenAndParse(const char* filename);
bool ReadSubChannelQ(SubChannelQ* subq) override;
private:
Cd* m_cd = nullptr;
std::map<std::string, std::FILE*> m_files;
CDSubChannelReplacement m_sbi;
};
CDImageCueSheet::CDImageCueSheet() = default;
@ -44,6 +48,17 @@ static std::string GetPathDirectory(const char* path)
return str;
}
static std::string ReplaceExtension(std::string_view path, std::string_view new_extension)
{
std::string_view::size_type pos = path.rfind('.');
if (pos == std::string::npos)
return std::string(path);
std::string ret(path, 0, pos + 1);
ret.append(new_extension);
return ret;
}
bool CDImageCueSheet::OpenAndParse(const char* filename)
{
std::FILE* cue_fp = std::fopen(filename, "rb");
@ -202,9 +217,20 @@ bool CDImageCueSheet::OpenAndParse(const char* filename)
}
m_lba_count = disc_lba;
m_sbi.LoadSBI(ReplaceExtension(filename, "sbi").c_str());
return Seek(1, Position{0, 0, 0});
}
bool CDImageCueSheet::ReadSubChannelQ(SubChannelQ* subq)
{
if (m_sbi.GetReplacementSubChannelQ(m_position_on_disc, subq->data))
return true;
return CDImage::ReadSubChannelQ(subq);
}
std::unique_ptr<CDImage> CDImage::OpenCueSheetImage(const char* filename)
{
std::unique_ptr<CDImageCueSheet> image = std::make_unique<CDImageCueSheet>();