int open_drive_by_id(char *id) {
struct drive_info *drive;
for(drive=drives;drive->id[0]!='\0';drive++) {
if(strcmp(id,drive->id)==0)
return open_drive(drive);
}
return 1;
}
int CDRipMain::start_loop()
{
// get CD parameters
int result = 0;
//printf("CDRipMain::start_loop 1\n");
result = get_toc();
FRAME = 4; // 2 bytes 2 channels
previewing = 3; // defeat bug in hardware
fragment_length = PluginClient::in_buffer_size * FRAME;
fragment_length /= NFRAMES * FRAMESIZE;
fragment_length *= NFRAMES * FRAMESIZE;
total_length = (endlba - startlba) * FRAMESIZE / fragment_length + previewing + 1;
result = open_drive();
//printf("CDRipMain::start_loop 1 %d\n", interactive);
// thread out progress
if(interactive)
{
char string[BCTEXTLEN];
sprintf(string, "%s...", plugin_title());
progress = start_progress(string, total_length);
}
//printf("CDRipMain::start_loop 1\n");
// get still more CD parameters
endofselection = 0;
currentlength = 0;
startlba_fragment = startlba - fragment_length * previewing / FRAMESIZE;
buffer = new char[fragment_length];
arg.addr.lba = startlba_fragment;
arg.addr_format = CDROM_LBA;
arg.nframes = NFRAMES;
//printf("CDRipMain::start_loop 2\n");
return result;
}
int CDRipMain::get_toc()
{
// test CD
int result = 0, i, tracks;
struct cdrom_tochdr hdr;
struct cdrom_tocentry entry[100];
BC_DisplayInfo info;
result = open_drive();
if(ioctl(cdrom, CDROMREADTOCHDR, &hdr) < 0)
{
close(cdrom);
ErrorBox window(PROGRAM_NAME ": CD Ripper",
info.get_abs_cursor_x(),
info.get_abs_cursor_y());
window.create_objects(_("Can't get total from table of contents."));
window.run_window();
result = 1;
}
for(i = 0; i < hdr.cdth_trk1; i++)
{
entry[i].cdte_track = 1 + i;
entry[i].cdte_format = CDROM_LBA;
if(ioctl(cdrom, CDROMREADTOCENTRY, &entry[i]) < 0)
{
ioctl(cdrom, CDROMSTOP);
close(cdrom);
ErrorBox window(PROGRAM_NAME ": CD Ripper",
info.get_abs_cursor_x(),
info.get_abs_cursor_y());
window.create_objects(_("Can't get table of contents entry."));
window.run_window();
result = 1;
break;
}
}
entry[i].cdte_track = CDROM_LEADOUT;
entry[i].cdte_format = CDROM_LBA;
if(ioctl(cdrom, CDROMREADTOCENTRY, &entry[i]) < 0)
{
ioctl(cdrom, CDROMSTOP);
close(cdrom);
ErrorBox window(PROGRAM_NAME ": CD Ripper",
info.get_abs_cursor_x(),
info.get_abs_cursor_y());
window.create_objects(_("Can't get table of contents leadout."));
window.run_window();
result = 1;
}
tracks = hdr.cdth_trk1+1;
if(track1 <= 0 || track1 > tracks)
{
ioctl(cdrom, CDROMSTOP);
close(cdrom);
ErrorBox window(PROGRAM_NAME ": CD Ripper",
info.get_abs_cursor_x(),
info.get_abs_cursor_y());
window.create_objects(_("Start track is out of range."));
window.run_window();
result = 1;
}
// Clamp to highest track
if(track2 > tracks)
{
track2 = tracks;
}
if(track2 < track1 || track2 <= 0)
{
ioctl(cdrom, CDROMSTOP);
close(cdrom);
ErrorBox window(PROGRAM_NAME ": CD Ripper",
info.get_abs_cursor_x(),
info.get_abs_cursor_y());
window.create_objects(_("End track is out of range."));
window.run_window();
result = 1;
}
if(track1 == track2 && min2 == 0 && sec2 == 0)
{
ioctl(cdrom, CDROMSTOP);
close(cdrom);
ErrorBox window(PROGRAM_NAME ": CD Ripper",
info.get_abs_cursor_x(),
info.get_abs_cursor_y());
window.create_objects(_("End position is out of range."));
window.run_window();
result = 1;
}
startlba = endlba = 0;
if(!result)
{
startlba = entry[track1 - 1].cdte_addr.lba;
startlba += (min1 * 44100 * 4 * 60 + sec1 * 44100 * 4) / FRAMESIZE;
endlba = entry[track2 - 1].cdte_addr.lba;
if(track2 < tracks)
{
endlba += (min2 * 44100 * 4 * 60 + sec2 * 44100 * 4) / FRAMESIZE;
}
}
//printf("CDRipMain::get_toc %ld %ld\n", startlba, endlba);
close_drive();
return result;
}
char *open_default_drive(void) {
if(open_drive(drives)!=0)
return NULL;
return drives->id;
}
