static DB_playItem_t *
vtx_insert (ddb_playlist_t *plt, DB_playItem_t *after, const char *fname) {
// read information from the track
// load/process cuesheet if exists
// insert track into playlist
// return track pointer on success
// return NULL on failure
trace ("vtx_insert %s\n");
// load header
DB_FILE *fp = deadbeef->fopen (fname);
if (!fp) {
trace ("vtx: failed to open file\n");
return NULL;
}
char buf[0x4000];
size_t sz;
sz = deadbeef->fread (buf, 1, sizeof (buf), fp);
deadbeef->fclose (fp);
if (sz <= 0) {
trace ("vtx: failed to read header data from file\n");
return NULL;
}
ayemu_vtx_t *hdr = ayemu_vtx_header (buf, sz);
if (!hdr) {
trace ("vtx: failed to read header\n");
return NULL;
}
trace ("vtx: datasize: %d\n", hdr->regdata_size);
DB_playItem_t *it = deadbeef->pl_item_alloc_init (fname, plugin.plugin.id);
deadbeef->pl_add_meta (it, ":FILETYPE", "VTX");
int numframes = hdr->regdata_size / AY_FRAME_SIZE;
// int totalsamples = numframes * hdr->playerFreq;
trace ("vtx: numframes=%d, playerFreq=%d\n", numframes, hdr->playerFreq);
deadbeef->plt_set_item_duration (plt, it, (float)numframes / hdr->playerFreq);
// add metadata
deadbeef->pl_add_meta (it, "title", hdr->title);
deadbeef->pl_add_meta (it, "artist", hdr->author);
deadbeef->pl_add_meta (it, "album", hdr->from);
ayemu_vtx_free (hdr);
after = deadbeef->plt_insert_item (plt, after, it);
deadbeef->pl_item_unref (it);
return after;
}
ayemu_vtx_t * ayemu_vtx_header_from_file(const char *filename)
{
ayemu_vtx_t *ret;
size_t size;
#ifdef __MINGW32__
SYSTEM_INFO si;
GetSystemInfo(&si);
const size_t page_size = (size_t) si.dwPageSize;
#else
const size_t page_size = (size_t) sysconf (_SC_PAGESIZE);
#endif
int fd;
struct stat st;
// printf("Page size is %d\n", page_size);
if (stat(filename, &st) != 0) {
fprintf(stderr, "Can't stat file %s: %s\n", filename, strerror(errno));
return NULL;
}
size = st.st_size;
fd = open(filename, O_RDONLY, 0);
if (fd == 0) {
fprintf(stderr, "Can't open file %s: %s\n", filename, strerror(errno));
return NULL;
}
size_t data_len = (size / page_size + 1) * page_size;
char *data = mmap(NULL, data_len, PROT_READ, MAP_PRIVATE, fd, 0);
if (data == (void*)(-1)) {
fprintf(stderr, "Can't mmap file %s: %s\n", filename, strerror(errno));
return NULL;
}
ret = ayemu_vtx_header(data, size);
if (munmap(data, data_len) != 0) {
fprintf(stderr, "Can't munmmap file %s: %s\n", filename, strerror(errno));
}
return ret;
}
