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New API calls for composing CD-TEXT

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This commit is contained in:
Thomas Schmitt
2011-12-12 09:26:41 +00:00
parent 2063dc2ca7
commit 620871c91d
11 changed files with 1109 additions and 52 deletions
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291
libburn/structure.c
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@ -14,6 +14,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "libburn.h"
#include "structure.h"
#include "write.h"
@ -75,6 +76,8 @@ void burn_disc_free(struct burn_disc *d)
struct burn_session *burn_session_create(void)
{
struct burn_session *s;
int i;
s = calloc(1, sizeof(struct burn_session));
if (s == NULL) /* ts A70825 */
return NULL;
@ -82,6 +85,13 @@ struct burn_session *burn_session_create(void)
s->tracks = 0;
s->track = NULL;
s->hidefirst = 0;
for (i = 0; i < 8; i++) {
s->cdtext[i] = NULL;
s->cdtext_language[i] = 0x00; /* Unknown */
s->cdtext_char_code[i] = 0x00; /* ISO-8859-1 */
s->cdtext_copyright[i] = 0x00;
}
s->cdtext_language[0] = 0x09; /* Single-block default is English */
return s;
}
@ -92,13 +102,15 @@ void burn_session_hide_first_track(struct burn_session *s, int onoff)
void burn_session_free(struct burn_session *s)
{
int i;
s->refcnt--;
if (s->refcnt == 0) {
/* dec refs on all elements */
int i;
for (i = 0; i < s->tracks; i++)
burn_track_free(s->track[i]);
for (i = 0; i < 8; i++)
burn_cdtext_free(&(s->cdtext[i]));
free(s->track);
free(s);
}
@ -141,6 +153,8 @@ int burn_disc_remove_session(struct burn_disc *d, struct burn_session *s)
struct burn_track *burn_track_create(void)
{
struct burn_track *t;
int i;
t = calloc(1, sizeof(struct burn_track));
if (t == NULL) /* ts A70825 */
return NULL;
@ -180,16 +194,25 @@ struct burn_track *burn_track_create(void)
/* ts A61024 */
t->swap_source_bytes = 0;
/* ts B11206 */
for (i = 0; i < 8; i++)
t->cdtext[i] = NULL;
return t;
}
void burn_track_free(struct burn_track *t)
{
int i;
t->refcnt--;
if (t->refcnt == 0) {
/* dec refs on all elements */
if (t->source)
burn_source_free(t->source);
for (i = 0; i < 8; i++)
burn_cdtext_free(&(t->cdtext[i]));
free(t);
}
}
@ -675,3 +698,267 @@ ex:;
}
struct burn_cdtext *burn_cdtext_create(void)
{
struct burn_cdtext *t;
int i;
t = burn_alloc_mem(sizeof(struct burn_cdtext), 1, 0);
if (t == NULL)
return NULL;
for(i = 0; i < Libburn_pack_num_typeS; i ++) {
t->payload[i] = NULL;
t->length[i] = 0;
}
return t;
}
void burn_cdtext_free(struct burn_cdtext **cdtext)
{
struct burn_cdtext *t;
int i;
t = *cdtext;
if (t == NULL)
return;
for (i = 0; i < Libburn_pack_num_typeS; i++)
if (t->payload[i] != NULL)
free(t->payload[i]);
free(t);
}
static int burn_cdtext_name_to_type(char *pack_type_name)
{
int i, j;
static char *pack_type_names[] = {
Libburn_pack_type_nameS
};
for (i = 0; i < Libburn_pack_num_typeS; i++) {
if (pack_type_names[i][0] == 0)
continue;
for (j = 0; pack_type_names[i][j]; j++)
if (pack_type_names[i][j] != pack_type_name[j] &&
tolower(pack_type_names[i][j]) !=
pack_type_name[j])
break;
if (pack_type_names[i][j] == 0)
return Libburn_pack_type_basE + i;
}
return -1;
}
/* @param flag bit0= double byte characters
*/
static int burn_cdtext_set(struct burn_cdtext **cdtext,
int pack_type, char *pack_type_name,
unsigned char *payload, int length, int flag)
{
int i;
struct burn_cdtext *t;
if (pack_type_name != NULL)
if (pack_type_name[0])
pack_type = burn_cdtext_name_to_type(pack_type_name);
if (pack_type < Libburn_pack_type_basE ||
pack_type >= Libburn_pack_type_basE + Libburn_pack_num_typeS) {
libdax_msgs_submit(libdax_messenger, -1, 0x0002018c,
LIBDAX_MSGS_SEV_FAILURE, LIBDAX_MSGS_PRIO_HIGH,
"CD-TEXT pack type out of range", 0, 0);
return 0;
}
t = *cdtext;
if (t == NULL) {
*cdtext = t = burn_cdtext_create();
if (t == NULL)
return -1;
}
i = pack_type - Libburn_pack_type_basE;
if (t->payload[i] != NULL)
free(t->payload[i]);
t->payload[i] = burn_alloc_mem((size_t) length, 1, 0);
if (t->payload[i] == NULL)
return -1;
memcpy(t->payload[i], payload, length);
t->length[i] = length;
t->flags = (t->flags & ~(1 << i)) | (flag & (1 << i));
return 1;
}
/* @return 1=single byte char , 2= double byte char , <=0 error */
static int burn_cdtext_get(struct burn_cdtext *t, int pack_type,
char *pack_type_name,
unsigned char **payload, int *length, int flag)
{
if (pack_type_name != NULL)
if (pack_type_name[0])
pack_type = burn_cdtext_name_to_type(pack_type_name);
if (pack_type < Libburn_pack_type_basE ||
pack_type >= Libburn_pack_type_basE + Libburn_pack_num_typeS) {
libdax_msgs_submit(libdax_messenger, -1, 0x0002018c,
LIBDAX_MSGS_SEV_FAILURE, LIBDAX_MSGS_PRIO_HIGH,
"CD-TEXT pack type out of range", 0, 0);
return 0;
}
*payload = t->payload[pack_type - Libburn_pack_type_basE];
*length = t->length[pack_type - Libburn_pack_type_basE];
return 1 + ((t->flags >> (pack_type - Libburn_pack_type_basE)) & 1);
}
static int burn_cdtext_check_blockno(int block)
{
if (block < 0 || block > 7) {
libdax_msgs_submit(libdax_messenger, -1, 0x0002018d,
LIBDAX_MSGS_SEV_FAILURE, LIBDAX_MSGS_PRIO_HIGH,
"CD-TEXT block number out of range", 0, 0);
return 0;
}
return 1;
}
/* ts B11206 API */
/* @param flag bit0= double byte characters
*/
int burn_track_set_cdtext(struct burn_track *t, int block,
int pack_type, char *pack_type_name,
unsigned char *payload, int length, int flag)
{
int ret;
if (burn_cdtext_check_blockno(block) <= 0)
return 0;
ret = burn_cdtext_set(&(t->cdtext[block]), pack_type, pack_type_name,
payload, length, flag & 1);
return ret;
}
/* ts B11206 API */
/* @return 1=single byte char , 2= double byte char , <=0 error */
int burn_track_get_cdtext(struct burn_track *t, int block,
int pack_type, char *pack_type_name,
unsigned char **payload, int *length, int flag)
{
int ret;
if (burn_cdtext_check_blockno(block) <= 0)
return 0;
ret = burn_cdtext_get(t->cdtext[block], pack_type, pack_type_name,
payload, length, 0);
return ret;
}
/* ts B11206 API */
int burn_track_dispose_cdtext(struct burn_track *t, int block)
{
int i;
if (block == -1) {
for (i= 0; i < 8; i++)
burn_cdtext_free(&(t->cdtext[i]));
return 1;
}
if (burn_cdtext_check_blockno(block) <= 0)
return 0;
burn_cdtext_free(&(t->cdtext[0]));
return 1;
}
/* ts B11206 API */
/* @param flag bit0= double byte characters
*/
int burn_session_set_cdtext(struct burn_session *s, int block,
int pack_type, char *pack_type_name,
unsigned char *payload, int length, int flag)
{
int ret;
if (burn_cdtext_check_blockno(block) <= 0)
return 0;
ret = burn_cdtext_set(&(s->cdtext[block]), pack_type, pack_type_name,
payload, length, flag & 1);
return ret;
}
/* ts B11206 API */
/* @return 1=single byte char , 2= double byte char , <=0 error */
int burn_session_get_cdtext(struct burn_session *s, int block,
int pack_type, char *pack_type_name,
unsigned char **payload, int *length, int flag)
{
int ret;
if (burn_cdtext_check_blockno(block) <= 0)
return 0;
ret = burn_cdtext_get(s->cdtext[block], pack_type, pack_type_name,
payload, length, 0);
return ret;
}
/* ts B11206 API */
int burn_session_set_cdtext_par(struct burn_session *s,
int char_codes[8], int copyrights[8],
int block_languages[8], int flag)
{
int i;
for (i = 0; i < 8; i++) {
if (char_codes[i] >= 0 && char_codes[i] <= 255)
s->cdtext_char_code[i] = char_codes[i];
if (copyrights[i] >= 0 && copyrights[i] <= 255)
s->cdtext_copyright[i] = copyrights[i];
if (block_languages[i] >= 0 && block_languages[i] <= 255)
s->cdtext_language[i] = block_languages[i];
}
return 1;
}
/* ts B11206 API */
int burn_session_get_cdtext_par(struct burn_session *s,
int char_codes[8], int copyrights[8],
int block_languages[8], int flag)
{
int i;
for (i = 0; i < 8; i++) {
char_codes[i] = s->cdtext_char_code[i];
copyrights[i] = s->cdtext_copyright[i];
block_languages[i]= s->cdtext_language[i];
}
return 1;
}
/* ts B11206 API */
int burn_session_dispose_cdtext(struct burn_session *s, int block)
{
int i;
if (block == -1) {
for (i= 0; i < 8; i++) {
burn_session_dispose_cdtext(s, i);
s->cdtext_char_code[i] = 0x01; /* 7 bit ASCII */
s->cdtext_copyright[i] = 0;
s->cdtext_language[i] = 0;
}
return 1;
}
if (burn_cdtext_check_blockno(block) <= 0)
return 0;
burn_cdtext_free(&(s->cdtext[block]));
s->cdtext_language[block] = 0x09; /* english */
return 1;
}