diff options
Diffstat (limited to 'apps/metadata.c')
| -rw-r--r-- | apps/metadata.c | 641 |
1 files changed, 0 insertions, 641 deletions
diff --git a/apps/metadata.c b/apps/metadata.c deleted file mode 100644 index 2a93c18..0000000 --- a/apps/metadata.c +++ /dev/null @@ -1,641 +0,0 @@ -/*************************************************************************** - * __________ __ ___. - * 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 <stdio.h> -#include <stdlib.h> -#include <ctype.h> -#include "string-extra.h" - -#include "debug.h" -#include "logf.h" -#include "settings.h" -#include "cuesheet.h" -#include "metadata.h" - -#include "metadata/metadata_parsers.h" - -#if CONFIG_CODEC == SWCODEC - -/* For trailing tag stripping and base audio data types */ -#include "buffering.h" - -#include "metadata/metadata_common.h" - -static bool get_shn_metadata(int fd, struct mp3entry *id3) -{ - /* TODO: read the id3v2 header if it exists */ - id3->vbr = true; - id3->filesize = filesize(fd); - return skip_id3v2(fd, id3); -} - -static bool get_other_asap_metadata(int fd, struct mp3entry *id3) -{ - id3->bitrate = 706; - id3->frequency = 44100; - id3->vbr = false; - id3->filesize = filesize(fd); - id3->genre_string = id3_get_num_genre(36); - return true; -} -#endif /* CONFIG_CODEC == SWCODEC */ -bool write_metadata_log = false; - -const struct afmt_entry audio_formats[AFMT_NUM_CODECS] = -{ - /* Unknown file format */ - [0 ... AFMT_NUM_CODECS-1] = - AFMT_ENTRY("???", NULL, NULL, NULL, "\0" ), - - /* MPEG Audio layer 2 */ - [AFMT_MPA_L2] = - AFMT_ENTRY("MP2", "mpa", NULL, get_mp3_metadata, "mpa\0mp2\0"), - -#if CONFIG_CODEC != SWCODEC - /* MPEG Audio layer 3 on HWCODEC: .talk clips, no encoder */ - [AFMT_MPA_L3] = - AFMT_ENTRY("MP3", "mpa", NULL, get_mp3_metadata, "mp3\0talk\0"), - -#else /* CONFIG_CODEC == SWCODEC */ - /* MPEG Audio layer 3 on SWCODEC */ - [AFMT_MPA_L3] = - AFMT_ENTRY("MP3", "mpa", "mp3_enc", get_mp3_metadata, "mp3\0"), - - /* MPEG Audio layer 1 */ - [AFMT_MPA_L1] = - AFMT_ENTRY("MP1", "mpa", NULL, get_mp3_metadata, "mp1\0"), - /* Audio Interchange File Format */ - [AFMT_AIFF] = - AFMT_ENTRY("AIFF", "aiff", "aiff_enc", get_aiff_metadata, "aiff\0aif\0"), - /* Uncompressed PCM in a WAV file OR ATRAC3 stream in WAV file (.at3) */ - [AFMT_PCM_WAV] = - AFMT_ENTRY("WAV", "wav", "wav_enc", get_wave_metadata, "wav\0at3\0"), - /* Ogg Vorbis */ - [AFMT_OGG_VORBIS] = - AFMT_ENTRY("Ogg", "vorbis", NULL, get_ogg_metadata, "ogg\0oga\0"), - /* FLAC */ - [AFMT_FLAC] = - AFMT_ENTRY("FLAC", "flac", NULL, get_flac_metadata, "flac\0"), - /* Musepack SV7 */ - [AFMT_MPC_SV7] = - AFMT_ENTRY("MPCv7", "mpc", NULL, get_musepack_metadata,"mpc\0"), - /* A/52 (aka AC3) audio */ - [AFMT_A52] = - AFMT_ENTRY("AC3", "a52", NULL, get_a52_metadata, "a52\0ac3\0"), - /* WavPack */ - [AFMT_WAVPACK] = - AFMT_ENTRY("WV","wavpack","wavpack_enc",get_wavpack_metadata,"wv\0"), - /* Apple Lossless Audio Codec */ - [AFMT_MP4_ALAC] = - AFMT_ENTRY("ALAC", "alac", NULL, get_mp4_metadata, "m4a\0m4b\0"), - /* Advanced Audio Coding in M4A container */ - [AFMT_MP4_AAC] = - AFMT_ENTRY("AAC", "aac", NULL, get_mp4_metadata, "mp4\0"), - /* Shorten */ - [AFMT_SHN] = - AFMT_ENTRY("SHN","shorten", NULL, get_shn_metadata, "shn\0"), - /* SID File Format */ - [AFMT_SID] = - AFMT_ENTRY("SID", "sid", NULL, get_sid_metadata, "sid\0"), - /* ADX File Format */ - [AFMT_ADX] = - AFMT_ENTRY("ADX", "adx", NULL, get_adx_metadata, "adx\0"), - /* NESM (NES Sound Format) */ - [AFMT_NSF] = - AFMT_ENTRY("NSF", "nsf", NULL, get_nsf_metadata, "nsf\0nsfe\0"), - /* Speex File Format */ - [AFMT_SPEEX] = - AFMT_ENTRY("Speex", "speex",NULL, get_ogg_metadata, "spx\0"), - /* SPC700 Save State */ - [AFMT_SPC] = - AFMT_ENTRY("SPC", "spc", NULL, get_spc_metadata, "spc\0"), - /* APE (Monkey's Audio) */ - [AFMT_APE] = - AFMT_ENTRY("APE", "ape", NULL, get_monkeys_metadata,"ape\0mac\0"), - /* WMA (WMAV1/V2 in ASF) */ - [AFMT_WMA] = - AFMT_ENTRY("WMA", "wma", NULL, get_asf_metadata,"wma\0wmv\0asf\0"), - /* WMA Professional in ASF */ - [AFMT_WMAPRO] = - AFMT_ENTRY("WMAPro","wmapro",NULL, NULL, "wma\0wmv\0asf\0"), - /* Amiga MOD File */ - [AFMT_MOD] = - AFMT_ENTRY("MOD", "mod", NULL, get_mod_metadata, "mod\0"), - /* Atari SAP File */ - [AFMT_SAP] = - AFMT_ENTRY("SAP", "asap", NULL, get_asap_metadata, "sap\0"), - /* Cook in RM/RA */ - [AFMT_RM_COOK] = - AFMT_ENTRY("Cook", "cook", NULL, get_rm_metadata,"rm\0ra\0rmvb\0"), - /* AAC in RM/RA */ - [AFMT_RM_AAC] = - AFMT_ENTRY("RAAC", "raac", NULL, NULL, "rm\0ra\0rmvb\0"), - /* AC3 in RM/RA */ - [AFMT_RM_AC3] = - AFMT_ENTRY("AC3", "a52_rm", NULL, NULL, "rm\0ra\0rmvb\0"), - /* ATRAC3 in RM/RA */ - [AFMT_RM_ATRAC3] = - AFMT_ENTRY("ATRAC3","atrac3_rm",NULL, NULL, "rm\0ra\0rmvb\0"), - /* Atari CMC File */ - [AFMT_CMC] = - AFMT_ENTRY("CMC", "asap", NULL, get_other_asap_metadata,"cmc\0"), - /* Atari CM3 File */ - [AFMT_CM3] = - AFMT_ENTRY("CM3", "asap", NULL, get_other_asap_metadata,"cm3\0"), - /* Atari CMR File */ - [AFMT_CMR] = - AFMT_ENTRY("CMR", "asap", NULL, get_other_asap_metadata,"cmr\0"), - /* Atari CMS File */ - [AFMT_CMS] = - AFMT_ENTRY("CMS", "asap", NULL, get_other_asap_metadata,"cms\0"), - /* Atari DMC File */ - [AFMT_DMC] = - AFMT_ENTRY("DMC", "asap", NULL, get_other_asap_metadata,"dmc\0"), - /* Atari DLT File */ - [AFMT_DLT] = - AFMT_ENTRY("DLT", "asap", NULL, get_other_asap_metadata,"dlt\0"), - /* Atari MPT File */ - [AFMT_MPT] = - AFMT_ENTRY("MPT", "asap", NULL, get_other_asap_metadata,"mpt\0"), - /* Atari MPD File */ - [AFMT_MPD] = - AFMT_ENTRY("MPD", "asap", NULL, get_other_asap_metadata,"mpd\0"), - /* Atari RMT File */ - [AFMT_RMT] = - AFMT_ENTRY("RMT", "asap", NULL, get_other_asap_metadata,"rmt\0"), - /* Atari TMC File */ - [AFMT_TMC] = - AFMT_ENTRY("TMC", "asap", NULL, get_other_asap_metadata,"tmc\0"), - /* Atari TM8 File */ - [AFMT_TM8] = - AFMT_ENTRY("TM8", "asap", NULL, get_other_asap_metadata,"tm8\0"), - /* Atari TM2 File */ - [AFMT_TM2] = - AFMT_ENTRY("TM2", "asap", NULL, get_other_asap_metadata,"tm2\0"), - /* Atrac3 in Sony OMA Container */ - [AFMT_OMA_ATRAC3] = - AFMT_ENTRY("ATRAC3","atrac3_oma",NULL, get_oma_metadata, "oma\0aa3\0"), - /* SMAF (Synthetic music Mobile Application Format) */ - [AFMT_SMAF] = - AFMT_ENTRY("SMAF", "smaf", NULL, get_smaf_metadata, "mmf\0"), - /* Sun Audio file */ - [AFMT_AU] = - AFMT_ENTRY("AU", "au", NULL, get_au_metadata, "au\0snd\0"), - /* VOX (Dialogic telephony file formats) */ - [AFMT_VOX] = - AFMT_ENTRY("VOX", "vox", NULL, get_vox_metadata, "vox\0"), - /* Wave64 */ - [AFMT_WAVE64] = - AFMT_ENTRY("WAVE64","wav64",NULL, get_wave64_metadata,"w64\0"), - /* True Audio */ - [AFMT_TTA] = - AFMT_ENTRY("TTA", "tta", NULL, get_tta_metadata, "tta\0"), - /* WMA Voice in ASF */ - [AFMT_WMAVOICE] = - AFMT_ENTRY("WMAVoice","wmavoice",NULL, NULL, "wma\0wmv\0"), - /* Musepack SV8 */ - [AFMT_MPC_SV8] = - AFMT_ENTRY("MPCv8", "mpc", NULL, get_musepack_metadata,"mpc\0"), - /* Advanced Audio Coding High Efficiency in M4A container */ - [AFMT_MP4_AAC_HE] = - AFMT_ENTRY("AAC-HE","aac", NULL, get_mp4_metadata, "mp4\0"), - /* AY (ZX Spectrum, Amstrad CPC Sound Format) */ - [AFMT_AY] = - AFMT_ENTRY("AY", "ay", NULL, get_ay_metadata, "ay\0"), - /* GBS (Game Boy Sound Format) */ - [AFMT_GBS] = - AFMT_ENTRY("GBS", "gbs", NULL, get_gbs_metadata, "gbs\0"), - /* HES (Hudson Entertainment System Sound Format) */ - [AFMT_HES] = - AFMT_ENTRY("HES", "hes", NULL, get_hes_metadata, "hes\0"), - /* SGC (Sega Master System, Game Gear, Coleco Vision Sound Format) */ - [AFMT_SGC] = - AFMT_ENTRY("SGC", "sgc", NULL, get_sgc_metadata, "sgc\0"), - /* VGM (Video Game Music Format) */ - [AFMT_VGM] = - AFMT_ENTRY("VGM", "vgm", NULL, get_vgm_metadata, "vgm\0vgz\0"), - /* KSS (MSX computer KSS Music File) */ - [AFMT_KSS] = - AFMT_ENTRY("KSS", "kss", NULL, get_kss_metadata, "kss\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, -}; - -#if 0 /* Currently unused, left for reference and future use */ -/* 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 -#endif /* CONFIG_CODEC == SWCODEC && defined (HAVE_RECORDING) */ - -#if CONFIG_CODEC == SWCODEC -/* Get the canonical AFMT type */ -int get_audio_base_codec_type(int type) -{ - int base_type = type; - switch (type) { - case AFMT_MPA_L1: - case AFMT_MPA_L2: - case AFMT_MPA_L3: - base_type = AFMT_MPA_L3; - break; - case AFMT_MPC_SV7: - case AFMT_MPC_SV8: - base_type = AFMT_MPC_SV7; - break; - case AFMT_MP4_AAC: - case AFMT_MP4_AAC_HE: - base_type = AFMT_MP4_AAC; - break; - case AFMT_SAP: - 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: - base_type = AFMT_SAP; - break; - default: - break; - } - - return base_type; -} - -/* Get the basic audio type */ -enum data_type get_audio_base_data_type(int afmt) -{ - if ((unsigned)afmt >= AFMT_NUM_CODECS) - return TYPE_UNKNOWN; - - switch (get_audio_base_codec_type(afmt)) - { - case AFMT_NSF: - case AFMT_SPC: - case AFMT_SID: - case AFMT_MOD: - case AFMT_SAP: - case AFMT_AY: - case AFMT_GBS: - case AFMT_HES: - case AFMT_SGC: - case AFMT_VGM: - case AFMT_KSS: - /* Type must be allocated and loaded in its entirety onto - the buffer */ - return TYPE_ATOMIC_AUDIO; - - default: - /* Assume type may be loaded and discarded incrementally */ - return TYPE_PACKET_AUDIO; - - case AFMT_UNKNOWN: - /* Have no idea at all */ - return TYPE_UNKNOWN; - } -} - -/* Is the format allowed to buffer starting at some offset other than 0 - or first frame only for resume purposes? */ -bool format_buffers_with_offset(int afmt) -{ - switch (afmt) - { - case AFMT_MPA_L1: - case AFMT_MPA_L2: - case AFMT_MPA_L3: - case AFMT_WAVPACK: - /* Format may be loaded at the first needed frame */ - return true; - default: - /* Format must be loaded from the beginning of the file - (does not imply 'atomic', while 'atomic' implies 'no offset') */ - return false; - } -} -#endif /* CONFIG_CODEC == SWCODEC */ - - -/* 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_metadata(entry, fd, 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) -{ - const struct afmt_entry *entry; - int logfd = 0; - DEBUGF("Read metadata for %s\n", trackname); - if (write_metadata_log) - { - logfd = open("/metadata.log", O_WRONLY | O_APPEND | O_CREAT, 0666); - if (logfd >= 0) - { - write(logfd, trackname, strlen(trackname)); - write(logfd, "\n", 1); - close(logfd); - } - } - - /* Clear the mp3entry to avoid having bogus pointers appear */ - wipe_mp3entry(id3); - - /* Take our best guess at the codec type based on file extension */ - id3->codectype = probe_file_format(trackname); - - /* default values for embedded cuesheets */ - id3->has_embedded_cuesheet = false; - id3->embedded_cuesheet.pos = 0; - - entry = &audio_formats[id3->codectype]; - - /* Load codec specific track tag information and confirm the codec type. */ - if (!entry->parse_func) - { - DEBUGF("nothing to parse for %s (format %s)", trackname, entry->label); - return false; - } - - if (!entry->parse_func(fd, id3)) - { - DEBUGF("parsing %s failed (format: %s)", trackname, entry->label); - return false; - } - - lseek(fd, 0, SEEK_SET); - strlcpy(id3->path, trackname, sizeof(id3->path)); - /* We have successfully read the metadata from the file */ - 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__ */ - -#define MOVE_ENTRY(x) if (x) x += offset; - -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); - - MOVE_ENTRY(entry->title) - MOVE_ENTRY(entry->artist) - MOVE_ENTRY(entry->album) - - 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; - - MOVE_ENTRY(entry->track_string) - MOVE_ENTRY(entry->disc_string) - MOVE_ENTRY(entry->year_string) - MOVE_ENTRY(entry->composer) - MOVE_ENTRY(entry->comment) - MOVE_ENTRY(entry->albumartist) - MOVE_ENTRY(entry->grouping) - MOVE_ENTRY(entry->mb_track_id) -} - -void copy_mp3entry(struct mp3entry *dest, const struct mp3entry *orig) -{ - memcpy(dest, orig, sizeof(struct mp3entry)); - adjust_mp3entry(dest, dest, orig); -} - -/* A shortcut to simplify the common task of clearing the struct */ -void wipe_mp3entry(struct mp3entry *id3) -{ - memset(id3, 0, sizeof (struct mp3entry)); -} - -#if CONFIG_CODEC == SWCODEC -/* Glean what is possible from the filename alone - does not parse metadata */ -void fill_metadata_from_path(struct mp3entry *id3, const char *trackname) -{ - char *p; - - /* Clear the mp3entry to avoid having bogus pointers appear */ - wipe_mp3entry(id3); - - /* Find the filename portion of the path */ - p = strrchr(trackname, '/'); - strlcpy(id3->id3v2buf, p ? ++p : id3->path, ID3V2_BUF_SIZE); - - /* Get the format from the extension and trim it off */ - p = strrchr(id3->id3v2buf, '.'); - if (p) - { - /* Might be wrong for container formats - should we bother? */ - id3->codectype = probe_file_format(p); - - if (id3->codectype != AFMT_UNKNOWN) - *p = '\0'; - } - - /* Set the filename as the title */ - id3->title = id3->id3v2buf; - - /* Copy the path info */ - strlcpy(id3->path, trackname, sizeof (id3->path)); -} -#endif /* CONFIG_CODEC == SWCODEC */ - -#ifndef __PCTOOL__ -#ifdef HAVE_TAGCACHE -#if CONFIG_CODEC == SWCODEC - -enum { AUTORESUMABLE_UNKNOWN = 0, AUTORESUMABLE_TRUE, AUTORESUMABLE_FALSE }; - -bool autoresumable(struct mp3entry *id3) -{ - char *endp, *path; - size_t len; - bool is_resumable; - - if (id3->autoresumable) /* result cached? */ - return id3->autoresumable == AUTORESUMABLE_TRUE; - - is_resumable = false; - - if (id3->path) - { - for (path = global_settings.autoresume_paths; - *path; /* search terms left? */ - path++) - { - if (*path == ':') /* Skip empty search patterns */ - continue; - - /* FIXME: As soon as strcspn or strchrnul are made available in - the core, the following can be made more efficient. */ - endp = strchr(path, ':'); - if (endp) - len = endp - path; - else - len = strlen(path); - - /* Note: At this point, len is always > 0 */ - - if (strncasecmp(id3->path, path, len) == 0) - { - /* Full directory-name matches only. Trailing '/' in - search path OK. */ - if (id3->path[len] == '/' || id3->path[len - 1] == '/') - { - is_resumable = true; - break; - } - } - path += len - 1; - } - } - - /* cache result */ - id3->autoresumable = - is_resumable ? AUTORESUMABLE_TRUE : AUTORESUMABLE_FALSE; - - logf("autoresumable: %s is%s resumable", - id3->path, is_resumable ? "" : " not"); - - return is_resumable; -} - -#endif /* SWCODEC */ -#endif /* HAVE_TAGCACHE */ -#endif /* __PCTOOL__ */ |