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New in API : struct burn_multi_caps and burn_disc_get_multi_caps()

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This commit is contained in:
Thomas Schmitt
2007-02-04 07:30:14 +00:00
parent db9f4a1d04
commit 135d9d5016
6 changed files with 259 additions and 7 deletions
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108
libburn/drive.c
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@ -1558,3 +1558,111 @@ int burn_drive_free_speedlist(struct burn_speed_descriptor **speed_list)
return burn_speed_descriptor_destroy(speed_list, 1);
}
/* ts A70203 : API function */
int burn_disc_get_multi_caps(struct burn_drive *d, enum burn_write_types wt,
struct burn_multi_caps **caps, int flag)
{
enum burn_disc_status s;
struct burn_multi_caps *o;
int status, num_formats, ret, type, i;
off_t size;
unsigned dummy;
*caps = NULL;
s = burn_disc_get_status(d);
if(s == BURN_DISC_UNGRABBED)
return -1;
*caps = o = (struct burn_multi_caps *)
malloc(sizeof(struct burn_multi_caps));
if(*caps == NULL)
return -1;
/* Default says nothing is available */
o->multi_session = o->multi_track = 0;
o-> start_adr = 0;
o->start_alignment = o->start_range_low = o->start_range_high = 0;
o->might_do_tao = o->might_do_sao = o->might_do_raw = 0;
o->advised_write_mode = BURN_WRITE_NONE;
o->selected_write_mode = wt;
if (s != BURN_DISC_BLANK && s != BURN_DISC_APPENDABLE) {
return 0;
} else if (s == BURN_DISC_APPENDABLE &&
(wt == BURN_WRITE_SAO || wt == BURN_WRITE_RAW)) {
return 0;
} else if (d->current_profile == 0x09 || d->current_profile == 0x0a) {
/* CD-R , CD-RW */
if (d->block_types[BURN_WRITE_TAO]) {
o->multi_session = o->multi_track = 1;
o->might_do_tao = 2;
if (o->advised_write_mode == BURN_WRITE_NONE)
o->advised_write_mode = BURN_WRITE_TAO;
}
if (d->block_types[BURN_WRITE_SAO]) {
o->multi_session = o->multi_track = 1;
o->might_do_sao = 1;
if (o->advised_write_mode == BURN_WRITE_NONE)
o->advised_write_mode = BURN_WRITE_SAO;
}
if (d->block_types[BURN_WRITE_RAW]) {
o->might_do_raw = 1;
if (o->advised_write_mode == BURN_WRITE_NONE)
o->advised_write_mode = BURN_WRITE_RAW;
}
} else if (d->current_profile == 0x11 || d->current_profile == 0x14) {
/* DVD-R , sequential DVD-RW */
if (d->current_has_feat21h) {
o->multi_session = o->multi_track = 1;
o->might_do_tao = 2;
o->advised_write_mode = BURN_WRITE_TAO;
}
} else if (d->current_profile == 0x12 || d->current_profile == 0x13 ||
d->current_profile == 0x1a) {
/* DVD-RAM, overwriteable DVD-RW, DVD+RW */
o->start_adr = 1;
ret = burn_disc_get_formats(d, &status, &size, &dummy,
&num_formats);
if (ret == 1) {
if (status == BURN_FORMAT_IS_FORMATTED)
o->start_range_high = size;
if (d->current_profile == 0x13) {
o->start_alignment = 32 * 1024;
for (i = 0; i < num_formats; i++) {
ret = burn_disc_get_format_descr(d, i,
&type, &size, &dummy);
if (ret <= 0)
continue;
if (type == 0x13) /* expandable */
break;
}
if (i >= num_formats) /* not expandable */
o->start_range_high -= 32 * 1024;
} else {
o->start_alignment = 2 * 1024;
if (d->best_format_size - 2048 >
o->start_range_high)
o->start_range_high =
d->best_format_size - 2048;
}
}
o->might_do_tao = 2;
o->advised_write_mode = BURN_WRITE_TAO;
} else /* unknown media */
return 0;
if (s == BURN_DISC_APPENDABLE)
o->might_do_sao = o->might_do_raw = 0;
return 1;
}
/* ts A70203 : API function */
int burn_disc_free_multi_caps(struct burn_multi_caps **caps)
{
if (*caps == NULL)
return 0;
free((char *) *caps);
*caps = NULL;
return 1;
}