NAV_CLIP* nav_set_angle(NAV_TITLE *title, NAV_CLIP *clip, unsigned angle)
{
int ii;
uint32_t pos = 0;
uint32_t time = 0;
if (title == NULL) {
return clip;
}
if (angle > 8) {
// invalid angle
return clip;
}
if (angle == title->angle) {
// no change
return clip;
}
title->angle = angle;
// Find length in packets and end_pkt for each clip
title->packets = 0;
for (ii = 0; ii < title->pl->list_count; ii++) {
MPLS_PI *pi;
NAV_CLIP *cl;
pi = &title->pl->play_item[ii];
cl = &title->clip_list.clip[ii];
_fill_clip(title, pi->clip, pi->connection_condition, pi->in_time, pi->out_time, pi->angle_count,
cl, ii, &pos, &time);
}
_extrapolate_title(title);
return clip;
}
NAV_TITLE* nav_title_open(const char *root, const char *playlist)
{
NAV_TITLE *title = NULL;
char *path;
unsigned ii, ss, chapters = 0;
uint32_t pos = 0;
uint32_t time = 0;
title = calloc(1, sizeof(NAV_TITLE));
if (title == NULL) {
return NULL;
}
title->root = (char*)malloc(strlen(root) + 1);
strcpy(title->root, root);
strncpy(title->name, playlist, 11);
title->name[10] = '\0';
path = str_printf("%s" DIR_SEP "BDMV" DIR_SEP "PLAYLIST" DIR_SEP "%s",
root, playlist);
title->angle_count = 0;
title->angle = 0;
title->pl = mpls_parse(path, 0);
if (title->pl == NULL) {
BD_DEBUG(DBG_NAV, "Fail: Playlist parse %s\n", path);
X_FREE(title);
X_FREE(path);
return NULL;
}
X_FREE(path);
// Find length in packets and end_pkt for each clip
title->clip_list.count = title->pl->list_count;
title->clip_list.clip = calloc(title->pl->list_count, sizeof(NAV_CLIP));
title->packets = 0;
for (ii = 0; ii < title->pl->list_count; ii++) {
MPLS_PI *pi;
NAV_CLIP *clip;
pi = &title->pl->play_item[ii];
clip = &title->clip_list.clip[ii];
_fill_clip(title, pi->clip, pi->connection_condition, pi->in_time, pi->out_time, clip, ii, &pos, &time);
}
// sub paths
// Find length in packets and end_pkt for each clip
if (title->pl->sub_count > 0) {
title->sub_path_count = title->pl->sub_count;
title->sub_path = calloc(title->sub_path_count, sizeof(NAV_SUB_PATH));
for (ss = 0; ss < title->sub_path_count; ss++) {
NAV_SUB_PATH *sub_path = &title->sub_path[ss];
sub_path->type = title->pl->sub_path[ss].type;
sub_path->clip_list.count = title->pl->sub_path[ss].sub_playitem_count;
sub_path->clip_list.clip = calloc(sub_path->clip_list.count, sizeof(NAV_CLIP));
pos = time = 0;
for (ii = 0; ii < sub_path->clip_list.count; ii++) {
MPLS_SUB_PI *pi = &title->pl->sub_path[ss].sub_play_item[ii];
NAV_CLIP *clip = &sub_path->clip_list.clip[ii];
_fill_clip(title, pi->clip, pi->connection_condition, pi->in_time, pi->out_time, clip, ii, &pos, &time);
}
}
}
// Count the number of "entry" marks (skipping "link" marks)
// This is the the number of chapters
for (ii = 0; ii < title->pl->mark_count; ii++) {
if (title->pl->play_mark[ii].mark_type == BD_MARK_ENTRY) {
chapters++;
}
}
title->chap_list.count = chapters;
title->chap_list.mark = calloc(chapters, sizeof(NAV_MARK));
title->mark_list.count = title->pl->mark_count;
title->mark_list.mark = calloc(title->pl->mark_count, sizeof(NAV_MARK));
_extrapolate_title(title);
return title;
}
NAV_TITLE* nav_title_open(BD_DISC *disc, const char *playlist, unsigned angle)
{
NAV_TITLE *title = NULL;
unsigned ii, ss;
uint32_t pos = 0;
uint32_t time = 0;
title = calloc(1, sizeof(NAV_TITLE));
if (title == NULL) {
return NULL;
}
title->disc = disc;
strncpy(title->name, playlist, 11);
title->name[10] = '\0';
title->angle_count = 0;
title->angle = angle;
title->pl = mpls_get(disc, playlist);
if (title->pl == NULL) {
BD_DEBUG(DBG_NAV, "Fail: Playlist parse %s\n", playlist);
X_FREE(title);
return NULL;
}
// Find length in packets and end_pkt for each clip
title->clip_list.count = title->pl->list_count;
title->clip_list.clip = calloc(title->pl->list_count, sizeof(NAV_CLIP));
title->packets = 0;
for (ii = 0; ii < title->pl->list_count; ii++) {
MPLS_PI *pi;
NAV_CLIP *clip;
pi = &title->pl->play_item[ii];
clip = &title->clip_list.clip[ii];
_fill_clip(title, pi->clip, pi->connection_condition, pi->in_time, pi->out_time, pi->angle_count,
clip, ii, &pos, &time);
}
// sub paths
// Find length in packets and end_pkt for each clip
if (title->pl->sub_count > 0) {
title->sub_path_count = title->pl->sub_count;
title->sub_path = calloc(title->sub_path_count, sizeof(NAV_SUB_PATH));
for (ss = 0; ss < title->sub_path_count; ss++) {
NAV_SUB_PATH *sub_path = &title->sub_path[ss];
sub_path->type = title->pl->sub_path[ss].type;
sub_path->clip_list.count = title->pl->sub_path[ss].sub_playitem_count;
sub_path->clip_list.clip = calloc(sub_path->clip_list.count, sizeof(NAV_CLIP));
pos = time = 0;
for (ii = 0; ii < sub_path->clip_list.count; ii++) {
MPLS_SUB_PI *pi = &title->pl->sub_path[ss].sub_play_item[ii];
NAV_CLIP *clip = &sub_path->clip_list.clip[ii];
_fill_clip(title, pi->clip, pi->connection_condition, pi->in_time, pi->out_time, 0,
clip, ii, &pos, &time);
}
}
}
title->chap_list.count = _pl_chapter_count(title->pl);
title->chap_list.mark = calloc(title->chap_list.count, sizeof(NAV_MARK));
title->mark_list.count = title->pl->mark_count;
title->mark_list.mark = calloc(title->pl->mark_count, sizeof(NAV_MARK));
_extrapolate_title(title);
if (title->angle >= title->angle_count) {
title->angle = 0;
}
return title;
}
