static int
CDDAReader_init_image(cdio_CDDAReader *self, const char *device)
{
self->_.image.image = NULL;
self->_.image.current_sector = 0;
self->_.image.final_sector = 0;
self->first_track_num = CDDAReader_first_track_num_image;
self->last_track_num = CDDAReader_last_track_num_image;
self->track_lsn = CDDAReader_track_lsn_image;
self->track_last_lsn = CDDAReader_track_last_lsn_image;
self->first_sector = CDDAReader_first_sector_image;
self->last_sector = CDDAReader_last_sector_image;
self->read = CDDAReader_read_image;
self->seek = CDDAReader_seek_image;
self->set_speed = CDDAReader_set_speed_image;
self->dealloc = CDDAReader_dealloc_image;
/*open CD image based on what type it is*/
if (cdio_is_cuefile(device)) {
self->_.image.image = cdio_open_cue(device);
} else if (cdio_is_tocfile(device)) {
self->_.image.image = cdio_open_bincue(device);
} else if (cdio_is_tocfile(device)) {
self->_.image.image = cdio_open_cdrdao(device);
} else if (cdio_is_nrg(device)) {
self->_.image.image = cdio_open_nrg(device);
}
if (self->_.image.image == NULL) {
PyErr_SetString(PyExc_IOError, "unable to open CD image");
return -1;
}
self->_.image.final_sector = (lsn_t)self->last_sector(self);
return 0;
}
static int
CDImage_init(cdio_CDImage *self, PyObject *args, PyObject *kwds) {
const char *image = NULL;
int image_type;
self->pcm_module = NULL;
self->image = NULL;
if (!PyArg_ParseTuple(args, "si", &image, &image_type))
return -1;
if ((self->pcm_module = PyImport_ImportModule("audiotools.pcm")) == NULL)
return -1;
switch (image_type & 0x7) {
case CUE_FILE:
self->image = cdio_open_cue(image);
break;
case BIN_FILE:
self->image = cdio_open_bincue(image);
break;
case TOC_FILE:
self->image = cdio_open_cdrdao(image);
break;
case NRG_FILE:
self->image = cdio_open_nrg(image);
break;
default:
self->image = NULL;
break;
}
if (self->image == NULL) {
PyErr_SetString(PyExc_ValueError, "Unable to open image file");
return -1;
}
return 0;
}
