static int _get_dsftags(char *file, struct song_metadata *psong) { struct id3_tag *pid3tag; struct id3_frame *pid3frame; int err; int index; int used; unsigned char *utf8_text; int genre = WINAMP_GENRE_UNKNOWN; int have_utf8; int have_text; id3_ucs4_t const *native_text; char *tmp; int got_numeric_genre; id3_byte_t const *image; id3_length_t image_size = 0; FILE *fp; struct id3header *pid3; uint32_t len; unsigned char hdr[28] = {0}; uint64_t total_size = 0; uint64_t pointer_to_metadata_chunk = 0; uint64_t metadata_chunk_size = 0; unsigned char *id3tagbuf = NULL; //DEBUG DPRINTF(E_DEBUG,L_SCANNER,"Getting DSF file info\n"); if((fp = fopen(file, "rb")) == NULL) { DPRINTF(E_WARN, L_SCANNER, "Could not create file handle\n"); return -1; } len = 28; if(!(len = fread(hdr, len, 1,fp))) { DPRINTF(E_WARN, L_SCANNER, "Could not read DSD Chunk from %s\n", file); fclose(fp); return -1; } if(strncmp((char*)hdr, "DSD ", 4)) { DPRINTF(E_WARN, L_SCANNER, "Invalid DSD Chunk header in %s\n", file); fclose(fp); return -1; } total_size = GET_DSF_INT64(hdr + 12); pointer_to_metadata_chunk = GET_DSF_INT64(hdr + 20); //DEBUG DPRINTF(E_DEBUG, L_SCANNER, "%llu\n", total_size); //DEBUG DPRINTF(E_DEBUG, L_SCANNER, "%llu\n", pointer_to_metadata_chunk); //DEBUG DPRINTF(E_DEBUG, L_SCANNER, "%llu\n", metadata_chunk_size); //check invalid metadata if(total_size == 0) { fclose(fp); DPRINTF(E_INFO, L_SCANNER, "Invalid TotalDataSize in %s\n", file); return 0; } if(pointer_to_metadata_chunk == 0) { fclose(fp); DPRINTF(E_INFO, L_SCANNER, "Metadata doesn't exist %s\n", file); return 0; } if(total_size > pointer_to_metadata_chunk) { metadata_chunk_size = total_size - pointer_to_metadata_chunk; } else { fclose(fp); DPRINTF(E_INFO, L_SCANNER, "Invalid PointerToMetadata in %s\n", file); return 0; } fseeko(fp, pointer_to_metadata_chunk,SEEK_SET); id3tagbuf = (unsigned char *)malloc(sizeof(unsigned char)*metadata_chunk_size); if(id3tagbuf == NULL) { fclose(fp); DPRINTF(E_WARN, L_SCANNER, "Out of memory.Big MetadataSize in %s\n",file); return -1; } memset(id3tagbuf, 0,sizeof(unsigned char)*metadata_chunk_size); if(!(len = fread(id3tagbuf,metadata_chunk_size,1,fp))) { fclose(fp); free(id3tagbuf); DPRINTF(E_WARN, L_SCANNER, "Could not read Metadata Chunk from %s\n", file); return -1; } pid3tag = id3_tag_parse(id3tagbuf,metadata_chunk_size); if(!pid3tag) { free(id3tagbuf); err = errno; errno = err; DPRINTF(E_WARN, L_SCANNER, "Cannot get ID3 tag for %s\n", file); return -1; } pid3 = (struct id3header*)id3tagbuf; if(strncmp((char*)pid3->id, "ID3", 3) == 0) { char tagversion[16]; /* found an ID3 header... */ snprintf(tagversion, sizeof(tagversion), "ID3v2.%d.%d", pid3->version[0], pid3->version[1]); psong->tagversion = strdup(tagversion); } pid3 = NULL; index = 0; while((pid3frame = id3_tag_findframe(pid3tag, "", index))) { used = 0; utf8_text = NULL; native_text = NULL; have_utf8 = 0; have_text = 0; if(!strcmp(pid3frame->id, "YTCP")) /* for id3v2.2 */ { psong->compilation = 1; DPRINTF(E_DEBUG, L_SCANNER, "Compilation: %d [%s]\n", psong->compilation, basename(file)); } else if(!strcmp(pid3frame->id, "APIC") && !image_size) { if( (strcmp((char*)id3_field_getlatin1(&pid3frame->fields[1]), "image/jpeg") == 0) || (strcmp((char*)id3_field_getlatin1(&pid3frame->fields[1]), "image/jpg") == 0) || (strcmp((char*)id3_field_getlatin1(&pid3frame->fields[1]), "jpeg") == 0) ) { image = id3_field_getbinarydata(&pid3frame->fields[4], &image_size); if( image_size ) { psong->image = malloc(image_size); memcpy(psong->image, image, image_size); psong->image_size = image_size; //DEBUG DPRINTF(E_DEBUG, L_SCANNER, "Found thumbnail: %d\n", psong->image_size); } } } if(((pid3frame->id[0] == 'T') || (strcmp(pid3frame->id, "COMM") == 0)) && (id3_field_getnstrings(&pid3frame->fields[1]))) have_text = 1; if(have_text) { native_text = id3_field_getstrings(&pid3frame->fields[1], 0); if(native_text) { have_utf8 = 1; if(lang_index >= 0) utf8_text = _get_utf8_text(native_text); // through iconv else utf8_text = (unsigned char*)id3_ucs4_utf8duplicate(native_text); if(!strcmp(pid3frame->id, "TIT2")) { used = 1; psong->title = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TPE1")) { used = 1; psong->contributor[ROLE_ARTIST] = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TALB")) { used = 1; psong->album = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TCOM")) { used = 1; psong->contributor[ROLE_COMPOSER] = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TIT1")) { used = 1; psong->grouping = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TPE2")) { used = 1; psong->contributor[ROLE_BAND] = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TPE3")) { used = 1; psong->contributor[ROLE_CONDUCTOR] = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TCON")) { used = 1; psong->genre = (char*)utf8_text; got_numeric_genre = 0; if(psong->genre) { if(!strlen(psong->genre)) { genre = WINAMP_GENRE_UNKNOWN; got_numeric_genre = 1; } else if(isdigit(psong->genre[0])) { genre = atoi(psong->genre); got_numeric_genre = 1; } else if((psong->genre[0] == '(') && (isdigit(psong->genre[1]))) { genre = atoi((char*)&psong->genre[1]); got_numeric_genre = 1; } if(got_numeric_genre) { if((genre < 0) || (genre > WINAMP_GENRE_UNKNOWN)) genre = WINAMP_GENRE_UNKNOWN; free(psong->genre); psong->genre = strdup(winamp_genre[genre]); } } } else if(!strcmp(pid3frame->id, "COMM")) { used = 1; psong->comment = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TPOS")) { tmp = (char*)utf8_text; strsep(&tmp, "/"); if(tmp) { psong->total_discs = atoi(tmp); } psong->disc = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TRCK")) { tmp = (char*)utf8_text; strsep(&tmp, "/"); if(tmp) { psong->total_tracks = atoi(tmp); } psong->track = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TDRC")) { psong->year = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TLEN")) { psong->song_length = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TBPM")) { psong->bpm = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TCMP")) { psong->compilation = (char)atoi((char*)utf8_text); } } } // check if text tag if((!used) && (have_utf8) && (utf8_text)) free(utf8_text); // v2 COMM if((!strcmp(pid3frame->id, "COMM")) && (pid3frame->nfields == 4)) { native_text = id3_field_getstring(&pid3frame->fields[2]); if(native_text) { utf8_text = (unsigned char*)id3_ucs4_utf8duplicate(native_text); if((utf8_text) && (strncasecmp((char*)utf8_text, "iTun", 4) != 0)) { // read comment free(utf8_text); native_text = id3_field_getfullstring(&pid3frame->fields[3]); if(native_text) { utf8_text = (unsigned char*)id3_ucs4_utf8duplicate(native_text); if(utf8_text) { free(psong->comment); psong->comment = (char*)utf8_text; } } } else { free(utf8_text); } } } index++; } id3_tag_delete(pid3tag); free(id3tagbuf); fclose(fp); //DPRINTF(E_DEBUG, L_SCANNER, "Got id3tag successfully for file=%s\n", file); return 0; }
static int _get_mp3tags(char *file, struct song_metadata *psong) { struct id3_file *pid3file; struct id3_tag *pid3tag; struct id3_frame *pid3frame; int err; int index; int used; unsigned char *utf8_text; int genre = WINAMP_GENRE_UNKNOWN; int have_utf8; int have_text; id3_ucs4_t const *native_text; char *tmp; int got_numeric_genre; id3_byte_t const *image; id3_length_t image_size = 0; pid3file = id3_file_open(file, ID3_FILE_MODE_READONLY); if(!pid3file) { DPRINTF(E_ERROR, L_SCANNER, "Cannot open %s\n", file); return -1; } pid3tag = id3_file_tag(pid3file); if(!pid3tag) { err = errno; id3_file_close(pid3file); errno = err; DPRINTF(E_WARN, L_SCANNER, "Cannot get ID3 tag for %s\n", file); return -1; } index = 0; while((pid3frame = id3_tag_findframe(pid3tag, "", index))) { used = 0; utf8_text = NULL; native_text = NULL; have_utf8 = 0; have_text = 0; if(!strcmp(pid3frame->id, "YTCP")) /* for id3v2.2 */ { psong->compilation = 1; DPRINTF(E_DEBUG, L_SCANNER, "Compilation: %d [%s]\n", psong->compilation, basename(file)); } else if(!strcmp(pid3frame->id, "APIC") && !image_size) { if( (strcmp((char*)id3_field_getlatin1(&pid3frame->fields[1]), "image/jpeg") == 0) || (strcmp((char*)id3_field_getlatin1(&pid3frame->fields[1]), "image/jpg") == 0) || (strcmp((char*)id3_field_getlatin1(&pid3frame->fields[1]), "jpeg") == 0) #if HAVE_LIBPNG || (strcmp((char*)id3_field_getlatin1(&pid3frame->fields[1]), "image/png") == 0) || (strcmp((char*)id3_field_getlatin1(&pid3frame->fields[1]), "png") == 0) #endif ) { image = id3_field_getbinarydata(&pid3frame->fields[4], &image_size); if( image_size ) { psong->image = malloc(image_size); memcpy(psong->image, image, image_size); psong->image_size = image_size; //DEBUG DPRINTF(E_DEBUG, L_SCANNER, "Found thumbnail: %d\n", psong->image_size); } } } if(((pid3frame->id[0] == 'T') || (strcmp(pid3frame->id, "COMM") == 0)) && (id3_field_getnstrings(&pid3frame->fields[1]))) have_text = 1; if(have_text) { native_text = id3_field_getstrings(&pid3frame->fields[1], 0); if(native_text) { have_utf8 = 1; if(lang_index >= 0) utf8_text = _get_utf8_text(native_text); // through iconv else utf8_text = (unsigned char*)id3_ucs4_utf8duplicate(native_text); if(!strcmp(pid3frame->id, "TIT2")) { used = 1; psong->title = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TPE1")) { used = 1; psong->contributor[ROLE_ARTIST] = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TALB")) { used = 1; psong->album = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TCOM")) { used = 1; psong->contributor[ROLE_COMPOSER] = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TIT1")) { used = 1; psong->grouping = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TPE2")) { used = 1; psong->contributor[ROLE_BAND] = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TPE3")) { used = 1; psong->contributor[ROLE_CONDUCTOR] = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TCON")) { used = 1; psong->genre = (char*)utf8_text; got_numeric_genre = 0; if(psong->genre) { if(!strlen(psong->genre)) { genre = WINAMP_GENRE_UNKNOWN; got_numeric_genre = 1; } else if(isdigit(psong->genre[0])) { genre = atoi(psong->genre); got_numeric_genre = 1; } else if((psong->genre[0] == '(') && (isdigit(psong->genre[1]))) { genre = atoi((char*)&psong->genre[1]); got_numeric_genre = 1; } if(got_numeric_genre) { if((genre < 0) || (genre > WINAMP_GENRE_UNKNOWN)) genre = WINAMP_GENRE_UNKNOWN; free(psong->genre); psong->genre = strdup(winamp_genre[genre]); } } } else if(!strcmp(pid3frame->id, "COMM")) { used = 1; psong->comment = (char*)utf8_text; } else if(!strcmp(pid3frame->id, "TPOS")) { tmp = (char*)utf8_text; strsep(&tmp, "/"); if(tmp) { psong->total_discs = atoi(tmp); } psong->disc = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TRCK")) { tmp = (char*)utf8_text; strsep(&tmp, "/"); if(tmp) { psong->total_tracks = atoi(tmp); } psong->track = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TDRC")) { psong->year = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TLEN")) { psong->song_length = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TBPM")) { psong->bpm = atoi((char*)utf8_text); } else if(!strcmp(pid3frame->id, "TCMP")) { psong->compilation = (char)atoi((char*)utf8_text); } } } // check if text tag if((!used) && (have_utf8) && (utf8_text)) free(utf8_text); // v2 COMM if((!strcmp(pid3frame->id, "COMM")) && (pid3frame->nfields == 4)) { native_text = id3_field_getstring(&pid3frame->fields[2]); if(native_text) { utf8_text = (unsigned char*)id3_ucs4_utf8duplicate(native_text); if((utf8_text) && (strncasecmp((char*)utf8_text, "iTun", 4) != 0)) { // read comment free(utf8_text); native_text = id3_field_getfullstring(&pid3frame->fields[3]); if(native_text) { utf8_text = (unsigned char*)id3_ucs4_utf8duplicate(native_text); if(utf8_text) { free(psong->comment); psong->comment = (char*)utf8_text; } } } else { free(utf8_text); } } } index++; } id3_file_close(pid3file); //DEBUG DPRINTF(E_INFO, L_SCANNER, "Got id3 tag successfully for file=%s\n", file); return 0; }