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New API call burn_drive_set_speed_exact()

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This commit is contained in:
Thomas Schmitt
2020-08-24 15:28:15 +02:00
parent 8d934ee7b8
commit 0e1f5dc3da
6 changed files with 53 additions and 6 deletions
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18
libburn/drive.c
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@@ -557,6 +557,8 @@ struct burn_drive *burn_drive_register(struct burn_drive *d)
d->thread_pid_valid = 0;
memset(&(d->thread_tid), 0, sizeof(d->thread_tid));
d->medium_state_changed = 0;
d->set_streaming_exact_bit = 0;
d->set_streaming_err = 0;
d->toc_entries = 0;
d->toc_entry = NULL;
d->disc = NULL;
@@ -1599,6 +1601,22 @@ void burn_drive_set_speed(struct burn_drive *d, int r, int w)
d->set_speed(d, r, w);
}
int burn_drive_set_speed_exact(struct burn_drive *d, int r, int w)
{
int sose;
d->nominal_write_speed = w;
if(d->drive_role != 1)
return 0;
sose = d->silent_on_scsi_error;
d->silent_on_scsi_error = 3;
d->set_streaming_err = 0;
d->set_streaming_exact_bit = 1;
d->set_speed(d, r, w);
d->silent_on_scsi_error = sose;
d->set_streaming_exact_bit = 0;
return !d->set_streaming_err;
}
/* ts A70711 API function */
int burn_drive_set_buffer_waiting(struct burn_drive *d, int enable,