int CDIF_FindTrackByLBA(uint32 LBA)
{
for(track_t track = CD_Info.FirstTrack; track < CD_Info.FirstTrack + CD_Info.NumTracks; track++)
{
if(LBA >= CD_Info.Tracks[track].LSN && LBA < (CD_Info.Tracks[track].LSN + cdrfile_get_track_sec_count(p_cdrfile, track)))
{
return(track);
}
}
return(0);
}
uint32 CDIF_GetTrackStartPositionLBA(int32 track)
{
if(track == (CD_Info.FirstTrack + CD_Info.NumTracks)) // Leadout track.
{
uint32 lba = CD_Info.Tracks[track - 1].LSN + cdrfile_get_track_sec_count(p_cdrfile, track - 1);
//printf("GTSPLBA Leadout: %d\n", lba);
return(lba);
}
else if(track < CD_Info.FirstTrack || track >= (CD_Info.FirstTrack + CD_Info.NumTracks))
return(0);
return(CD_Info.Tracks[track].LSN);
}
bool CDIF_GetTrackStartPositionMSF(int32 track, int &min, int &sec, int &frame)
{
uint32 lba;
if(track == (CD_Info.FirstTrack + CD_Info.NumTracks)) // Leadout track.
{
lba = CD_Info.Tracks[track - 1].LSN + cdrfile_get_track_sec_count(p_cdrfile, track - 1);
//printf("GTSPMSF Leadout: %d\n", lba);
}
else if(track < CD_Info.FirstTrack || track >= (CD_Info.FirstTrack + CD_Info.NumTracks))
return(0);
else
lba = CD_Info.Tracks[track].LSN;
lba += 150;
min = (uint8)(lba / 75 / 60);
sec = (uint8)((lba - min * 75 * 60) / 75);
frame = (uint8)(lba - (min * 75 * 60) - (sec * 75));
return(1);
}
uint32 CDIF_GetTrackSectorCount(int32 track)
{
return(cdrfile_get_track_sec_count(p_cdrfile, track));
}
static void DumpCUEISOWAV(void)
{
FILE *cuep = fopen("cd.cue", "wb");
for(int track = CDIF_GetFirstTrack(); track <= CDIF_GetLastTrack(); track++)
{
CDIF_Track_Format format;
uint32 sectors;
sectors = cdrfile_get_track_sec_count(p_cdrfile, track);
CDIF_GetTrackFormat(track, format);
if(format == CDIF_FORMAT_AUDIO)
{
char buf[256];
sprintf(buf, "%d.wav", track);
static SNDFILE *sfp;
SF_INFO slinfo;
memset(&slinfo, 0, sizeof(SF_INFO));
fprintf(cuep, "FILE \"%s\" WAVE\n", buf);
fprintf(cuep, " TRACK %02d AUDIO\n", track);
fprintf(cuep, " INDEX 01 00:00:00\n");
slinfo.samplerate = 44100;
slinfo.channels = 2;
slinfo.format = SF_FORMAT_WAV | SF_FORMAT_PCM_16;
sfp = sf_open(buf, SFM_WRITE, &slinfo);
for(uint32 i = 0; i < sectors; i++)
{
uint8 secbuf[2352];
CDIF_ReadAudioSector((int16*)secbuf, NULL, CDIF_GetTrackStartPositionLBA(track) + i);
sf_writef_short(sfp, (int16*)secbuf, 2352 / 4);
}
sf_close(sfp);
}
else
{
char buf[256];
sprintf(buf, "%d.iso", track);
FILE *fp = fopen(buf, "wb");
fprintf(cuep, "FILE \"%s\" BINARY\n", buf);
fprintf(cuep, " TRACK %02d MODE1/2048\n", track);
fprintf(cuep, " INDEX 01 00:00:00\n");
for(uint32 i = 0; i < sectors; i++)
{
uint8 secbuf[2048];
CDIF_ReadSector(secbuf, NULL, CDIF_GetTrackStartPositionLBA(track) + i, 1);
fwrite(secbuf, 1, 2048, fp);
}
fclose(fp);
}
}
fclose(cuep);
}
