PICO_INTERNAL int Get_Current_Track_CDD_c22(void)
{
cdprintf("Status CDD = %.4X Status = %.4X", Pico_mcd->scd.Status_CDD, Pico_mcd->cdd.Status);
CHECK_TRAY_OPEN
Pico_mcd->cdd.Status &= 0xFF;
if (!CD_Present)
{
Pico_mcd->scd.Status_CDD = NOCD;
Pico_mcd->cdd.Status |= Pico_mcd->scd.Status_CDD;
}
// else if (!(CDC.CTRL.B.B0 & 0x80)) Pico_mcd->cdd.Status |= Pico_mcd->scd.Status_CDD;
Pico_mcd->cdd.Status |= Pico_mcd->scd.Status_CDD;
Pico_mcd->scd.Cur_Track = LBA_to_Track(Pico_mcd->scd.Cur_LBA);
if (Pico_mcd->scd.Cur_Track == 100) Pico_mcd->cdd.Minute = 0x0A02;
else Pico_mcd->cdd.Minute = INT_TO_BCDW(Pico_mcd->scd.Cur_Track);
Pico_mcd->cdd.Seconde = 0;
Pico_mcd->cdd.Frame = 0;
Pico_mcd->cdd.Ext = 0;
Pico_mcd->scd.CDD_Complete = 1;
return 0;
}
PICO_INTERNAL int Get_Track_Pos_CDD_c21(void)
{
int elapsed_time;
_msf MSF;
cdprintf("command 201 : Cur LBA = %d", Pico_mcd->scd.Cur_LBA);
CHECK_TRAY_OPEN
Pico_mcd->cdd.Status &= 0xFF;
if (!CD_Present)
{
Pico_mcd->scd.Status_CDD = NOCD;
Pico_mcd->cdd.Status |= Pico_mcd->scd.Status_CDD;
}
// else if (!(CDC.CTRL.B.B0 & 0x80)) Pico_mcd->cdd.Status |= Pico_mcd->scd.Status_CDD;
Pico_mcd->cdd.Status |= Pico_mcd->scd.Status_CDD;
elapsed_time = Pico_mcd->scd.Cur_LBA - Track_to_LBA(LBA_to_Track(Pico_mcd->scd.Cur_LBA));
LBA_to_MSF(elapsed_time - 150, &MSF);
cdprintf(" elapsed = %d", elapsed_time);
Pico_mcd->cdd.Minute = INT_TO_BCDW(MSF.M);
Pico_mcd->cdd.Seconde = INT_TO_BCDW(MSF.S);
Pico_mcd->cdd.Frame = INT_TO_BCDW(MSF.F);
Pico_mcd->cdd.Ext = 0;
Pico_mcd->scd.CDD_Complete = 1;
return 0;
}
int
Get_Current_Track_CDD_c22 (void)
{
#ifdef DEBUG_CD
fprintf (debug_SCD_file, "Status CDD = %.4X Status = %.4X\n",
SCD.Status_CDD, CDD.Status);
#endif
CHECK_TRAY_OPEN CDD.Status &= 0xFF;
if (!CD_Present)
{
SCD.Status_CDD = NOCD;
CDD.Status |= SCD.Status_CDD;
}
// else if (!(CDC.CTRL.B.B0 & 0x80)) CDD.Status |= SCD.Status_CDD;
CDD.Status |= SCD.Status_CDD;
SCD.Cur_Track = LBA_to_Track (SCD.Cur_LBA);
if (SCD.Cur_Track == 100)
CDD.Minute = 0x0A02;
else
CDD.Minute = INT_TO_BCDW (SCD.Cur_Track);
CDD.Seconde = 0;
CDD.Frame = 0;
CDD.Ext = 0;
CDD_Complete = 1;
return 0;
}
int
Get_Track_Pos_CDD_c21 (void)
{
int elapsed_time;
_msf MSF;
#ifdef DEBUG_CD
fprintf (debug_SCD_file, "command 201 : Cur LBA = %d", SCD.Cur_LBA);
#endif
CHECK_TRAY_OPEN CDD.Status &= 0xFF;
if (!CD_Present)
{
SCD.Status_CDD = NOCD;
CDD.Status |= SCD.Status_CDD;
}
// else if (!(CDC.CTRL.B.B0 & 0x80)) CDD.Status |= SCD.Status_CDD;
CDD.Status |= SCD.Status_CDD;
elapsed_time = SCD.Cur_LBA - Track_to_LBA (LBA_to_Track (SCD.Cur_LBA));
LBA_to_MSF (elapsed_time - 150, &MSF);
#ifdef DEBUG_CD
fprintf (debug_SCD_file, " elapsed = %d\n", elapsed_time);
#endif
CDD.Minute = INT_TO_BCDW (MSF.M);
CDD.Seconde = INT_TO_BCDW (MSF.S);
CDD.Frame = INT_TO_BCDW (MSF.F);
CDD.Ext = 0;
CDD_Complete = 1;
return 0;
}
PICO_INTERNAL int Resume_CDD_c7(void)
{
CHECK_TRAY_OPEN
CHECK_CD_PRESENT
Pico_mcd->scd.Cur_Track = LBA_to_Track(Pico_mcd->scd.Cur_LBA);
#ifdef DEBUG_CD
{
_msf MSF;
LBA_to_MSF(Pico_mcd->scd.Cur_LBA, &MSF);
cdprintf("Resume read : Cur LBA = %d, M=%d, S=%d, F=%d", Pico_mcd->scd.Cur_LBA, MSF.M, MSF.S, MSF.F);
}
#endif
Pico_mcd->scd.Status_CDD = PLAYING;
Pico_mcd->cdd.Status = 0x0102;
if (Pico_mcd->scd.Cur_Track == 1)
{
Pico_mcd->s68k_regs[0x36] |= 0x01; // DATA
}
else
{
Pico_mcd->s68k_regs[0x36] &= ~0x01; // AUDIO
cdda_start_play();
}
if (Pico_mcd->scd.Cur_Track == 100) Pico_mcd->cdd.Minute = 0x0A02;
else Pico_mcd->cdd.Minute = INT_TO_BCDW(Pico_mcd->scd.Cur_Track);
Pico_mcd->cdd.Seconde = 0;
Pico_mcd->cdd.Frame = 0;
Pico_mcd->cdd.Ext = 0;
Pico_mcd->scd.Status_CDC |= 1; // Read data with CDC
Pico_mcd->scd.CDD_Complete = 1;
return 0;
}
FILE* GetMP3TrackFile(int trackIndex, int* pDontLeaveFileOpen, int* pWhere_read)
{
FILE* decodedFile = Tracks[trackIndex].F_decoded;
int usePartiallyDecodedFile = 0;
char str [1024];
int curTrack = LBA_to_Track(SCD.Cur_LBA);
int lbaOffset = SCD.Cur_LBA - Track_to_LBA(curTrack);
int lba = lbaOffset;
int outRead = 0;
int forceNoDecode = 0;
int& where_read = *pWhere_read;
where_read = (lba) * 588*4 + 16;
if(where_read < 0) where_read = 0;
#ifdef _WIN32
if(!decodedFile)
{
Waiting_For_Preload_MP3_Synchronous = true;
Preload_MP3(&Tracks[trackIndex].F_decoded, trackIndex);
DWORD tgtime = timeGetTime(); //Modif N - give frame advance sound:
bool soundCleared = false;
sprintf(str, "%s/" PRELOADED_MP3_DIRECTORY PRELOADED_MP3_FILENAME, Gens_Path, trackIndex+1);
while(!usePartiallyDecodedFile)
{
if(!decodedFile)
decodedFile = fopen(str, "rb");
if(decodedFile)
{
int decodedSize;
fseek(decodedFile, 0, SEEK_END);
decodedSize = ftell(decodedFile);
if(decodedSize >= where_read + 588*4)
usePartiallyDecodedFile = 1;
}
if(!usePartiallyDecodedFile && noTracksQueued)
{
if(decodedFile)
fclose(decodedFile);
decodedFile = NULL;
break;
}
#ifdef _WIN32
if(!usePartiallyDecodedFile)
Sleep(5);
#endif // win32
if(!soundCleared && timeGetTime() - tgtime >= 125) //eliminate stutter
{
int Clear_Sound_Buffer(void);
Clear_Sound_Buffer();
soundCleared = true;
}
}
if(!decodedFile)
decodedFile = Tracks[trackIndex].F_decoded;
Waiting_For_Preload_MP3_Synchronous = false;
}
#endif // threaded
*pDontLeaveFileOpen = usePartiallyDecodedFile;
return decodedFile;
}
