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New API function burn_write_opts_auto_write_type()

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This commit is contained in:
Thomas Schmitt 2007-02-07 16:30:42 +00:00
parent fed2af8c69
commit 05623cffc4
6 changed files with 179 additions and 6 deletions
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2
cdrskin/cdrskin_timestamp.h
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@ -1 +1 @@
#define Cdrskin_timestamP "2007.02.06.185534"
#define Cdrskin_timestamP "2007.02.07.162836"

42
libburn/drive.c
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@ -1584,6 +1584,8 @@ int burn_disc_get_multi_caps(struct burn_drive *d, enum burn_write_types wt,
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;
o->current_profile = d->current_profile;
o->current_is_cd_profile = d->current_is_cd_profile;
if (s != BURN_DISC_BLANK && s != BURN_DISC_APPENDABLE) {
return 0;
@ -1662,6 +1664,13 @@ int burn_disc_get_multi_caps(struct burn_drive *d, enum burn_write_types wt,
if (s == BURN_DISC_APPENDABLE)
o->might_do_sao = o->might_do_raw = 0;
if (wt == BURN_WRITE_TAO && !o->might_do_tao)
return 0;
else if (wt == BURN_WRITE_SAO && !o->might_do_sao)
return 0;
else if (wt == BURN_WRITE_RAW && !o->might_do_raw)
return 0;
return 1;
}
@ -1676,3 +1685,36 @@ int burn_disc_free_multi_caps(struct burn_multi_caps **caps)
return 1;
}
/* ts A70207 : evaluate write mode related peculiarities of a disc */
int burn_disc_get_write_mode_demands(struct burn_disc *disc,
struct burn_disc_mode_demands *result, int flag)
{
struct burn_session *session;
struct burn_track *track;
int i, j, mode;
memset((char *) result, 0, sizeof(struct burn_disc_mode_demands));
if (disc->sessions > 1)
result->multi_session = 1;
for (i = 0; i < disc->sessions; i++) {
session = disc->session[i];
if (session->tracks <= 0)
continue;
mode = session->track[0]->mode;
if (session->tracks > 1)
result->multi_track = 1;
for (j = 0; j < session->tracks; j++) {
track = session->track[j];
if (burn_track_is_open_ended(track))
result->unknown_track_size = 1;
if (mode != track->mode)
result->mixed_mode = 1;
if (track->mode != BURN_MODE1)
result->exotic_track = 1;
if (track->mode == BURN_AUDIO)
result->audio = 1;
}
}
return (disc->sessions > 0);
}

13
libburn/drive.h
View File

@ -95,4 +95,17 @@ int burn_mdata_free_subs(struct scsi_mode_data *m);
/* ts A61230 */
void burn_disc_format_sync(struct burn_drive *d, off_t size, int flag);
/* ts A70207 : evaluate write mode related peculiarities of a disc */
struct burn_disc_mode_demands {
int multi_session;
int multi_track;
int unknown_track_size;
int mixed_mode;
int audio;
int exotic_track;
};
int burn_disc_get_write_mode_demands(struct burn_disc *disc,
struct burn_disc_mode_demands *result, int flag);
#endif /* __DRIVE */

32
libburn/libburn.h
View File

@ -1215,6 +1215,22 @@ int burn_write_opts_set_write_type(struct burn_write_opts *opts,
enum burn_write_types write_type,
int block_type);
/* ts A70207 */
/** As an alternative to burn_write_opts_set_write_type() this function tries
to find a suitable write type and block type for a given write job
described by opts and disc. To be used after all other setups have been
made, i.e. immediately before burn_disc_write().
@param opts The nearly complete write opts to change
@param disc The already composed session and track model
@param reasons This text string collects reasons for decision resp. failure
@param flag Bitfield for control purposes (unused yet, submit 0)
@return Chosen write type. BURN_WRITE_NONE on failure.
*/
enum burn_write_types burn_write_opts_auto_write_type(
struct burn_write_opts *opts, struct burn_disc *disc,
char reasons[1024], int flag);
/** Supplies toc entries for writing - not normally required for cd mastering
@param opts The write opts to change
@param count The number of entries
@ -1385,7 +1401,8 @@ int burn_drive_free_speedlist(struct burn_speed_descriptor **speed_list);
/* ts A70203 */
/** The reply structure for burn_disc_get_multi_caps() */
/** The reply structure for burn_disc_get_multi_caps()
*/
struct burn_multi_caps {
/* Multi-session capability allows to keep the media appendable after
@ -1443,13 +1460,19 @@ struct burn_multi_caps {
int might_do_sao;
int might_do_raw;
/* Advised write mode.
/** Advised write mode.
*/
enum burn_write_types advised_write_mode;
/* Write mode as given by parameter wt of burn_disc_get_multi_caps().
/** Write mode as given by parameter wt of burn_disc_get_multi_caps().
*/
enum burn_write_types selected_write_mode;
/** Profile number which was current when the reply was generated */
int current_profile;
/** Wether the current profile indicates CD media. 1=yes, 0=no */
int current_is_cd_profile;
};
/** Allocates a struct burn_multi_caps (see above) and fills it with values
@ -1459,7 +1482,8 @@ struct burn_multi_caps {
@param d The drive to inquire
@param wt With BURN_WRITE_NONE the best capabilities of all write modes
get returned. If set to a write mode like BURN_WRITE_SAO the
capabilities with that particular mode are returned.
capabilities with that particular mode are returned and the
return value is 0 if the desired mode is not possible.
@param caps returns the info structure
@param flag Bitfield for control purposes (unused yet, submit 0)
@return < 0 : error , 0 : writing seems impossible , 1 : writing possible

3
libburn/libdax_msgs.h
View File

@ -348,6 +348,9 @@ Range "scdbackup" : 0x00020000 to 0x0002ffff
0x00020127 (NOTE,HIGH) = Write start address is ...
0x00020128 (FATAL,HIGH) = Unsupported inquiry_type with mmc_get_performance
0x00020129 (SORRY,HIGH) = Will not format media type
0x0002012a (FATAL,HIGH) = Cannot inquire write mode capabilities
0x0002012b (FATAL,HIGH) = Drive offers no suitable write mode with this job
0x00020130 (SORRY,HIGH) = Drive and media state unsuitable for blanking
0x00020131 (SORRY,HIGH) = No suitable formatting type offered by drive
0x00020132 (SORRY,HIGH) = Selected format is not suitable for libburn

91
libburn/options.c
View File

@ -1,5 +1,6 @@
#include "libburn.h"
#include "options.h"
#include "drive.h"
#include "transport.h"
/* ts A61007 */
@ -170,6 +171,96 @@ void burn_write_opts_set_start_byte(struct burn_write_opts *opts, off_t value)
}
/* ts A70207 API */
enum burn_write_types burn_write_opts_auto_write_type(
struct burn_write_opts *opts, struct burn_disc *disc,
char reasons[1024], int flag)
{
struct burn_multi_caps *caps = NULL;
struct burn_drive *d = opts->drive;
struct burn_disc_mode_demands demands;
int ret;
char *reason_pt;
reasons[0] = 0;
ret = burn_disc_get_write_mode_demands(disc, &demands, 0);
if (ret <= 0) {
strcat(reasons, "cannot recognize job demands, ");
return BURN_WRITE_NONE;
}
if (demands.exotic_track && !d->current_is_cd_profile) {
libdax_msgs_submit(libdax_messenger, d->global_index,
0x00020123,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
"DVD Media are unsuitable for desired track type",
0, 0);
if (demands.audio)
strcat(reasons, "audio track prohibited by non-CD, ");
else
strcat(reasons, "exotic track prohibited by non-CD, ");
return BURN_WRITE_NONE;
}
ret = burn_disc_get_multi_caps(d, BURN_WRITE_SAO, &caps, 0);
if (ret < 0) {
no_caps:;
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002012a,
LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
"Cannot inquire write mode capabilities",
0, 0);
strcat(reasons, "cannot inquire write mode capabilities, ");
return BURN_WRITE_NONE;
} if (ret > 0) {
reason_pt = reasons + strlen(reasons);
strcat(reasons, "SAO: ");
if ((opts->multi || demands.multi_session) &&
!caps->multi_session)
strcat(reasons, "multi session capability lacking, ");
if (demands.multi_track && !caps->multi_track)
strcat(reasons, "multi track capability lacking, ");
if (demands.unknown_track_size)
strcat(reasons, "track size unpredictable, ");
if (demands.mixed_mode)
strcat(reasons, "tracks of different modes mixed, ");
if (strcmp(reason_pt, "SAO: ") != 0)
goto no_sao;
burn_write_opts_set_write_type(opts,
BURN_WRITE_SAO, BURN_BLOCK_SAO);
return BURN_WRITE_SAO;
} else
strcat(reasons, "SAO: no SAO offered by drive and media, ");
no_sao:;
burn_disc_free_multi_caps(&caps);
strcat(reasons, "\n");
reason_pt = reasons + strlen(reasons);
strcat(reasons, "TAO: ");
ret = burn_disc_get_multi_caps(d, BURN_WRITE_TAO, &caps, 0);
if (ret < 0)
goto no_caps;
if (ret == 0) {
strcat(reasons, "no TAO offered by drive and media, ");
no_write_mode:;
libdax_msgs_submit(libdax_messenger, d->global_index,
0x0002012b,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
"Drive offers no suitable write mode with this job",
0, 0);
return BURN_WRITE_NONE;
}
if ((opts->multi || demands.multi_session) && !caps->multi_session)
strcat(reasons, "multi session capability lacking, ");
if (demands.multi_track && !caps->multi_track)
strcat(reasons, "multi track capability lacking, ");
if (strcmp(reason_pt, "TAO: ") != 0)
goto no_write_mode;
/* ( TAO data/audio block size will be handled automatically ) */
burn_write_opts_set_write_type(opts,
BURN_WRITE_TAO, BURN_BLOCK_MODE1);
return BURN_WRITE_TAO;
}
void burn_read_opts_set_raw(struct burn_read_opts *opts, int raw)
{
opts->raw = raw;