/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2005 Dave Chapman * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include #include #include #include #include #include "debug.h" #include "logf.h" #include "cuesheet.h" #include "metadata.h" #include "metadata/metadata_parsers.h" #if CONFIG_CODEC == SWCODEC /* For trailing tag stripping */ #include "buffering.h" #include "metadata/metadata_common.h" #endif /* CONFIG_CODEC == SWCODEC */ const struct afmt_entry audio_formats[AFMT_NUM_CODECS] = { /* Unknown file format */ [AFMT_UNKNOWN] = AFMT_ENTRY("???", NULL, NULL, NULL ), /* MPEG Audio layer 1 */ [AFMT_MPA_L1] = AFMT_ENTRY("MP1", "mpa", NULL, "mp1\0" ), /* MPEG Audio layer 2 */ [AFMT_MPA_L2] = AFMT_ENTRY("MP2", "mpa", NULL, "mpa\0mp2\0" ), /* MPEG Audio layer 3 */ [AFMT_MPA_L3] = AFMT_ENTRY("MP3", "mpa", "mp3_enc", "mp3\0" ), #if CONFIG_CODEC == SWCODEC /* Audio Interchange File Format */ [AFMT_AIFF] = AFMT_ENTRY("AIFF", "aiff", "aiff_enc", "aiff\0aif\0"), /* Uncompressed PCM in a WAV file */ [AFMT_PCM_WAV] = AFMT_ENTRY("WAV", "wav", "wav_enc", "wav\0" ), /* Ogg Vorbis */ [AFMT_OGG_VORBIS] = AFMT_ENTRY("Ogg", "vorbis", NULL, "ogg\0oga\0" ), /* FLAC */ [AFMT_FLAC] = AFMT_ENTRY("FLAC", "flac", NULL, "flac\0" ), /* Musepack */ [AFMT_MPC] = AFMT_ENTRY("MPC", "mpc", NULL, "mpc\0" ), /* A/52 (aka AC3) audio */ [AFMT_A52] = AFMT_ENTRY("AC3", "a52", NULL, "a52\0ac3\0" ), /* WavPack */ [AFMT_WAVPACK] = AFMT_ENTRY("WV", "wavpack", "wavpack_enc", "wv\0" ), /* Apple Lossless Audio Codec */ [AFMT_MP4_ALAC] = AFMT_ENTRY("ALAC", "alac", NULL, "m4a\0m4b\0" ), /* Advanced Audio Coding in M4A container */ [AFMT_MP4_AAC] = AFMT_ENTRY("AAC", "aac", NULL, "mp4\0" ), /* Shorten */ [AFMT_SHN] = AFMT_ENTRY("SHN", "shorten", NULL, "shn\0" ), /* SID File Format */ [AFMT_SID] = AFMT_ENTRY("SID", "sid", NULL, "sid\0" ), /* ADX File Format */ [AFMT_ADX] = AFMT_ENTRY("ADX", "adx", NULL, "adx\0" ), /* NESM (NES Sound Format) */ [AFMT_NSF] = AFMT_ENTRY("NSF", "nsf", NULL, "nsf\0nsfe\0" ), /* Speex File Format */ [AFMT_SPEEX] = AFMT_ENTRY("Speex","speex", NULL, "spx\0" ), /* SPC700 Save State */ [AFMT_SPC] = AFMT_ENTRY("SPC", "spc", NULL, "spc\0" ), /* APE (Monkey's Audio) */ [AFMT_APE] = AFMT_ENTRY("APE", "ape", NULL, "ape\0mac\0" ), /* WMA (WMAV1/V2 in ASF) */ [AFMT_WMA] = AFMT_ENTRY("WMA", "wma", NULL, "wma\0wmv\0asf\0" ), /* Amiga MOD File */ [AFMT_MOD] = AFMT_ENTRY("MOD", "mod", NULL, "mod\0" ), /* Atari SAP File */ [AFMT_SAP] = AFMT_ENTRY("SAP", "asap", NULL, "sap\0" ), /* Cook in RM/RA */ [AFMT_RM_COOK] = AFMT_ENTRY("Cook", "cook", NULL, "rm\0ra\0rmvb\0" ), /* AAC in RM/RA */ [AFMT_RM_AAC] = AFMT_ENTRY("RAAC", "raac", NULL, "rm\0ra\0rmvb\0" ), /* AC3 in RM/RA */ [AFMT_RM_AC3] = AFMT_ENTRY("AC3", "a52_rm", NULL, "rm\0ra\0rmvb\0" ), /* ATRAC3 in RM/RA */ [AFMT_RM_ATRAC3] = AFMT_ENTRY("ATRAC3","atrac3_rm", NULL, "rm\0ra\0rmvb\0" ), /* Atari CMC File */ [AFMT_CMC] = AFMT_ENTRY("CMC", "asap", NULL, "cmc\0" ), /* Atari CM3 File */ [AFMT_CM3] = AFMT_ENTRY("CM3", "asap", NULL, "cm3\0" ), /* Atari CMR File */ [AFMT_CMR] = AFMT_ENTRY("CMR", "asap", NULL, "cmr\0" ), /* Atari CMS File */ [AFMT_CMS] = AFMT_ENTRY("CMS", "asap", NULL, "cms\0" ), /* Atari DMC File */ [AFMT_DMC] = AFMT_ENTRY("DMC", "asap", NULL, "dmc\0" ), /* Atari DLT File */ [AFMT_DLT] = AFMT_ENTRY("DLT", "asap", NULL, "dlt\0" ), /* Atari MPT File */ [AFMT_MPT] = AFMT_ENTRY("MPT", "asap", NULL, "mpt\0" ), /* Atari MPD File */ [AFMT_MPD] = AFMT_ENTRY("MPD", "asap", NULL, "mpd\0" ), /* Atari RMT File */ [AFMT_RMT] = AFMT_ENTRY("RMT", "asap", NULL, "rmt\0" ), /* Atari TMC File */ [AFMT_TMC] = AFMT_ENTRY("TMC", "asap", NULL, "tmc\0" ), /* Atari TM8 File */ [AFMT_TM8] = AFMT_ENTRY("TM8", "asap", NULL, "tm8\0" ), /* Atari TM2 File */ [AFMT_TM2] = AFMT_ENTRY("TM2", "asap", NULL, "tm2\0" ), /* Atrac3 in Sony OMA Container */ [AFMT_OMA_ATRAC3] = AFMT_ENTRY("ATRAC3", "atrac3_oma", NULL, "oma\0aa3\0" ), #endif }; #if CONFIG_CODEC == SWCODEC && defined (HAVE_RECORDING) /* get REC_FORMAT_* corresponding AFMT_* */ const int rec_format_afmt[REC_NUM_FORMATS] = { /* give AFMT_UNKNOWN by default */ [0 ... REC_NUM_FORMATS-1] = AFMT_UNKNOWN, /* add new entries below this line */ [REC_FORMAT_AIFF] = AFMT_AIFF, [REC_FORMAT_MPA_L3] = AFMT_MPA_L3, [REC_FORMAT_WAVPACK] = AFMT_WAVPACK, [REC_FORMAT_PCM_WAV] = AFMT_PCM_WAV, }; /* get AFMT_* corresponding REC_FORMAT_* */ const int afmt_rec_format[AFMT_NUM_CODECS] = { /* give -1 by default */ [0 ... AFMT_NUM_CODECS-1] = -1, /* add new entries below this line */ [AFMT_AIFF] = REC_FORMAT_AIFF, [AFMT_MPA_L3] = REC_FORMAT_MPA_L3, [AFMT_WAVPACK] = REC_FORMAT_WAVPACK, [AFMT_PCM_WAV] = REC_FORMAT_PCM_WAV, }; #endif /* CONFIG_CODEC == SWCODEC && defined (HAVE_RECORDING) */ /* Simple file type probing by looking at the filename extension. */ unsigned int probe_file_format(const char *filename) { char *suffix; unsigned int i; suffix = strrchr(filename, '.'); if (suffix == NULL) { return AFMT_UNKNOWN; } /* skip '.' */ suffix++; for (i = 1; i < AFMT_NUM_CODECS; i++) { /* search extension list for type */ const char *ext = audio_formats[i].ext_list; do { if (strcasecmp(suffix, ext) == 0) { return i; } ext += strlen(ext) + 1; } while (*ext != '\0'); } return AFMT_UNKNOWN; } /* Note, that this returns false for successful, true for error! */ bool mp3info(struct mp3entry *entry, const char *filename) { int fd; bool result; fd = open(filename, O_RDONLY); if (fd < 0) return true; result = !get_mp3_metadata(fd, entry, filename); close(fd); return result; } /* Get metadata for track - return false if parsing showed problems with the * file that would prevent playback. */ bool get_metadata(struct mp3entry* id3, int fd, const char* trackname) { /* Clear the mp3entry to avoid having bogus pointers appear */ memset(id3, 0, sizeof(struct mp3entry)); /* Take our best guess at the codec type based on file extension */ id3->codectype = probe_file_format(trackname); /* Load codec specific track tag information and confirm the codec type. */ switch (id3->codectype) { case AFMT_MPA_L1: case AFMT_MPA_L2: case AFMT_MPA_L3: if (!get_mp3_metadata(fd, id3, trackname)) { return false; } break; #if CONFIG_CODEC == SWCODEC case AFMT_FLAC: if (!get_flac_metadata(fd, id3)) { return false; } break; case AFMT_WMA: if (!get_asf_metadata(fd, id3)) { return false; } break; case AFMT_APE: if (!get_monkeys_metadata(fd, id3)) { return false; } read_ape_tags(fd, id3); break; case AFMT_MPC: if (!get_musepack_metadata(fd, id3)) return false; read_ape_tags(fd, id3); break; case AFMT_OGG_VORBIS: case AFMT_SPEEX: if (!get_ogg_metadata(fd, id3))/*detects and handles Ogg/Speex files*/ { return false; } break; case AFMT_PCM_WAV: if (!get_wave_metadata(fd, id3)) { return false; } break; case AFMT_WAVPACK: if (!get_wavpack_metadata(fd, id3)) { return false; } read_ape_tags(fd, id3); /* use any apetag info we find */ break; case AFMT_A52: if (!get_a52_metadata(fd, id3)) { return false; } break; case AFMT_MP4_ALAC: case AFMT_MP4_AAC: if (!get_mp4_metadata(fd, id3)) { return false; } break; case AFMT_MOD: if (!get_mod_metadata(fd, id3)) { return false; } break; case AFMT_SHN: id3->vbr = true; id3->filesize = filesize(fd); if (!skip_id3v2(fd, id3)) { return false; } /* TODO: read the id3v2 header if it exists */ break; case AFMT_SID: if (!get_sid_metadata(fd, id3)) { return false; } break; case AFMT_SPC: if (!get_spc_metadata(fd, id3)) { DEBUGF("get_spc_metadata error\n"); return false; } id3->filesize = filesize(fd); id3->genre_string = id3_get_num_genre(36); break; case AFMT_ADX: if (!get_adx_metadata(fd, id3)) { DEBUGF("get_adx_metadata error\n"); return false; } break; case AFMT_NSF: if (!get_nsf_metadata(fd, id3)) { DEBUGF("get_nsf_metadata error\n"); return false; } break; case AFMT_AIFF: if (!get_aiff_metadata(fd, id3)) { return false; } break; case AFMT_SAP: if (!get_asap_metadata(fd, id3)) { DEBUGF("get_sap_metadata error\n"); return false; } id3->filesize = filesize(fd); id3->genre_string = id3_get_num_genre(36); break; case AFMT_CMC: case AFMT_CM3: case AFMT_CMR: case AFMT_CMS: case AFMT_DMC: case AFMT_DLT: case AFMT_MPT: case AFMT_MPD: case AFMT_RMT: case AFMT_TMC: case AFMT_TM8: case AFMT_TM2: id3->bitrate = 706; id3->frequency = 44100; id3->vbr = false; id3->filesize = filesize(fd); id3->genre_string = id3_get_num_genre(36); break; case AFMT_RM_COOK: if (!get_rm_metadata(fd, id3)) { DEBUGF("get_rm_metadata error\n"); return false; } break; case AFMT_OMA_ATRAC3: if (!get_oma_metadata(fd, id3)) { DEBUGF("get_oma_metadata error\n"); return false; } break; #endif /* CONFIG_CODEC == SWCODEC */ default: /* If we don't know how to read the metadata, assume we can't play the file */ return false; break; } /* We have successfully read the metadata from the file */ lseek(fd, 0, SEEK_SET); strlcpy(id3->path, trackname, sizeof(id3->path)); return true; } #ifndef __PCTOOL__ #if CONFIG_CODEC == SWCODEC void strip_tags(int handle_id) { static const unsigned char tag[] = "TAG"; static const unsigned char apetag[] = "APETAGEX"; size_t len, version; void *tail; if (bufgettail(handle_id, 128, &tail) != 128) return; if (memcmp(tail, tag, 3) == 0) { /* Skip id3v1 tag */ logf("Cutting off ID3v1 tag"); bufcuttail(handle_id, 128); } /* Get a new tail, as the old one may have been cut */ if (bufgettail(handle_id, 32, &tail) != 32) return; /* Check for APE tag (look for the APE tag footer) */ if (memcmp(tail, apetag, 8) != 0) return; /* Read the version and length from the footer */ version = get_long_le(&((unsigned char *)tail)[8]); len = get_long_le(&((unsigned char *)tail)[12]); if (version == 2000) len += 32; /* APEv2 has a 32 byte header */ /* Skip APE tag */ logf("Cutting off APE tag (%ldB)", len); bufcuttail(handle_id, len); } #endif /* CONFIG_CODEC == SWCODEC */ #endif /* ! __PCTOOL__ */ void adjust_mp3entry(struct mp3entry *entry, void *dest, const void *orig) { long offset; if (orig > dest) offset = - ((size_t)orig - (size_t)dest); else offset = (size_t)dest - (size_t)orig; if (entry->title) entry->title += offset; if (entry->artist) entry->artist += offset; if (entry->album) entry->album += offset; if (entry->genre_string > (char*)orig && entry->genre_string < (char*)orig + sizeof(struct mp3entry)) /* Don't adjust that if it points to an entry of the "genres" array */ entry->genre_string += offset; if (entry->track_string) entry->track_string += offset; if (entry->disc_string) entry->disc_string += offset; if (entry->year_string) entry->year_string += offset; if (entry->composer) entry->composer += offset; if (entry->comment) entry->comment += offset; if (entry->albumartist) entry->albumartist += offset; if (entry->grouping) entry->grouping += offset; #if CONFIG_CODEC == SWCODEC if (entry->track_gain_string) entry->track_gain_string += offset; if (entry->album_gain_string) entry->album_gain_string += offset; #endif if (entry->mb_track_id) entry->mb_track_id += offset; } void copy_mp3entry(struct mp3entry *dest, const struct mp3entry *orig) { memcpy(dest, orig, sizeof(struct mp3entry)); adjust_mp3entry(dest, dest, orig); }