void CueSheet::parse_index(const std::string *args)
{
if (!m_tracks.size())
die("INDEX command before TRACK");
if (m_cur_file.empty())
die("INDEX command before FILE");
unsigned no, mm, ss, ff, nframes;
if (std::sscanf(args[1].c_str(), "%u", &no) != 1)
die("Invalid INDEX number");
if (std::sscanf(args[2].c_str(), "%u:%u:%u", &mm, &ss, &ff) != 3)
die("Invalid INDEX time format");
if (ss > 59 || ff > 74)
die("Invalid INDEX time format");
nframes = msf2frames(mm, ss, ff);
CueSegment *lastseg = last_segment();
if (lastseg && lastseg->m_filename == m_cur_file) {
lastseg->m_end = nframes;
if (lastseg->m_begin >= nframes)
die("INDEX time must be in ascending order");
}
CueSegment segment(m_cur_file, no);
segment.m_begin = nframes;
if (no > 0)
m_tracks.back().add_segment(segment);
else {
if (m_tracks.size() == 1) {
/* HTOA */
m_tracks.insert(m_tracks.begin(), CueTrack(this, 0));
m_tracks[0].set_meta("title", "(HTOA)");
segment.m_index = 1;
} else
segment.m_index = 0x7fffffff;
m_tracks[m_tracks.size() - 2].add_segment(segment);
}
}
void CueSheet::parsePregap(const std::wstring *args)
{
if (!m_tracks.size())
die("PREGAP command before TRACK");
unsigned mm, ss, ff;
if (std::swscanf(args[1].c_str(), L"%u:%u:%u", &mm, &ss, &ff) != 3)
die("Invalid PREGAP time format");
CueSegment segment(std::wstring(L"__GAP__"), 0);
segment.m_end = msf2frames(mm, ss, ff);
m_tracks.back().m_segments.push_back(segment);
}
void CueSheet::parse_postgap(const std::string *args)
{
if (!m_tracks.size())
die("POSTGAP command before TRACK");
unsigned mm, ss, ff;
if (std::sscanf(args[1].c_str(), "%u:%u:%u", &mm, &ss, &ff) != 3)
die("Invalid POSTGAP time format");
CueSegment segment(std::string("__GAP__"), 0x7ffffffe);
segment.m_end = msf2frames(mm, ss, ff);
m_tracks.back().add_segment(segment);
}
void CueSheet::parseIndex(const std::wstring *args)
{
if (!m_tracks.size())
die("INDEX command before TRACK");
unsigned no, mm, ss, ff, nframes;
if (std::swscanf(args[1].c_str(), L"%u", &no) != 1)
die("Invalid INDEX number");
if (std::swscanf(args[2].c_str(), L"%u:%u:%u", &mm, &ss, &ff) != 3)
die("Invalid INDEX time format");
nframes = msf2frames(mm, ss, ff);
CueSegment *lastseg = lastSegment();
if (lastseg && lastseg->m_filename == m_cur_file)
lastseg->m_end = nframes;
CueSegment segment(m_cur_file, no);
segment.m_begin = nframes;
m_tracks.back().m_segments.push_back(segment);
}
