5afd0668e5
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29252 a1c6a512-1295-4272-9138-f99709370657
476 lines
15 KiB
C
476 lines
15 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 Dave Chapman
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include "string-extra.h"
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#include "debug.h"
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#include "logf.h"
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#include "settings.h"
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#include "cuesheet.h"
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#include "metadata.h"
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#include "metadata/metadata_parsers.h"
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#if CONFIG_CODEC == SWCODEC
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/* For trailing tag stripping */
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#include "buffering.h"
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#include "metadata/metadata_common.h"
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static bool get_shn_metadata(int fd, struct mp3entry *id3)
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{
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/* TODO: read the id3v2 header if it exists */
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id3->vbr = true;
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id3->filesize = filesize(fd);
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return skip_id3v2(fd, id3);
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}
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static bool get_other_asap_metadata(int fd, struct mp3entry *id3)
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{
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id3->bitrate = 706;
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id3->frequency = 44100;
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id3->vbr = false;
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id3->filesize = filesize(fd);
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id3->genre_string = id3_get_num_genre(36);
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return true;
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}
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#endif /* CONFIG_CODEC == SWCODEC */
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bool write_metadata_log = false;
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const struct afmt_entry audio_formats[AFMT_NUM_CODECS] =
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{
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/* Unknown file format */
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[AFMT_UNKNOWN] =
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AFMT_ENTRY("???", NULL, NULL, NULL, NULL ),
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/* MPEG Audio layer 1 */
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[AFMT_MPA_L1] =
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AFMT_ENTRY("MP1", "mpa", NULL, get_mp3_metadata, "mp1\0"),
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/* MPEG Audio layer 2 */
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[AFMT_MPA_L2] =
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AFMT_ENTRY("MP2", "mpa", NULL, get_mp3_metadata, "mpa\0mp2\0"),
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/* MPEG Audio layer 3 */
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[AFMT_MPA_L3] =
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AFMT_ENTRY("MP3", "mpa", "mp3_enc", get_mp3_metadata, "mp3\0"),
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#if CONFIG_CODEC == SWCODEC
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/* Audio Interchange File Format */
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[AFMT_AIFF] =
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AFMT_ENTRY("AIFF", "aiff", "aiff_enc", get_aiff_metadata, "aiff\0aif\0"),
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/* Uncompressed PCM in a WAV file OR ATRAC3 stream in WAV file (.at3) */
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[AFMT_PCM_WAV] =
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AFMT_ENTRY("WAV", "wav", "wav_enc", get_wave_metadata, "wav\0at3\0"),
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/* Ogg Vorbis */
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[AFMT_OGG_VORBIS] =
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AFMT_ENTRY("Ogg", "vorbis", NULL, get_ogg_metadata, "ogg\0oga\0"),
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/* FLAC */
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[AFMT_FLAC] =
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AFMT_ENTRY("FLAC", "flac", NULL, get_flac_metadata, "flac\0"),
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/* Musepack SV7 */
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[AFMT_MPC_SV7] =
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AFMT_ENTRY("MPCv7", "mpc", NULL, get_musepack_metadata,"mpc\0"),
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/* A/52 (aka AC3) audio */
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[AFMT_A52] =
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AFMT_ENTRY("AC3", "a52", NULL, get_a52_metadata, "a52\0ac3\0"),
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/* WavPack */
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[AFMT_WAVPACK] =
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AFMT_ENTRY("WV","wavpack","wavpack_enc",get_wavpack_metadata,"wv\0"),
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/* Apple Lossless Audio Codec */
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[AFMT_MP4_ALAC] =
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AFMT_ENTRY("ALAC", "alac", NULL, get_mp4_metadata, "m4a\0m4b\0"),
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/* Advanced Audio Coding in M4A container */
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[AFMT_MP4_AAC] =
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AFMT_ENTRY("AAC", "aac", NULL, get_mp4_metadata, "mp4\0"),
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/* Shorten */
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[AFMT_SHN] =
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AFMT_ENTRY("SHN","shorten", NULL, get_shn_metadata, "shn\0"),
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/* SID File Format */
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[AFMT_SID] =
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AFMT_ENTRY("SID", "sid", NULL, get_sid_metadata, "sid\0"),
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/* ADX File Format */
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[AFMT_ADX] =
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AFMT_ENTRY("ADX", "adx", NULL, get_adx_metadata, "adx\0"),
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/* NESM (NES Sound Format) */
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[AFMT_NSF] =
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AFMT_ENTRY("NSF", "nsf", NULL, get_nsf_metadata, "nsf\0nsfe\0"),
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/* Speex File Format */
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[AFMT_SPEEX] =
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AFMT_ENTRY("Speex", "speex",NULL, get_ogg_metadata, "spx\0"),
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/* SPC700 Save State */
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[AFMT_SPC] =
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AFMT_ENTRY("SPC", "spc", NULL, get_spc_metadata, "spc\0"),
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/* APE (Monkey's Audio) */
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[AFMT_APE] =
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AFMT_ENTRY("APE", "ape", NULL, get_monkeys_metadata,"ape\0mac\0"),
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/* WMA (WMAV1/V2 in ASF) */
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[AFMT_WMA] =
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AFMT_ENTRY("WMA", "wma", NULL, get_asf_metadata,"wma\0wmv\0asf\0"),
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/* WMA Professional in ASF */
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[AFMT_WMAPRO] =
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AFMT_ENTRY("WMAPro","wmapro",NULL, NULL, "wma\0wmv\0asf\0"),
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/* Amiga MOD File */
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[AFMT_MOD] =
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AFMT_ENTRY("MOD", "mod", NULL, get_mod_metadata, "mod\0"),
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/* Atari SAP File */
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[AFMT_SAP] =
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AFMT_ENTRY("SAP", "asap", NULL, get_asap_metadata, "sap\0"),
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/* Cook in RM/RA */
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[AFMT_RM_COOK] =
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AFMT_ENTRY("Cook", "cook", NULL, get_rm_metadata,"rm\0ra\0rmvb\0"),
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/* AAC in RM/RA */
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[AFMT_RM_AAC] =
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AFMT_ENTRY("RAAC", "raac", NULL, NULL, "rm\0ra\0rmvb\0"),
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/* AC3 in RM/RA */
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[AFMT_RM_AC3] =
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AFMT_ENTRY("AC3", "a52_rm", NULL, NULL, "rm\0ra\0rmvb\0"),
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/* ATRAC3 in RM/RA */
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[AFMT_RM_ATRAC3] =
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AFMT_ENTRY("ATRAC3","atrac3_rm",NULL, NULL, "rm\0ra\0rmvb\0"),
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/* Atari CMC File */
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[AFMT_CMC] =
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AFMT_ENTRY("CMC", "asap", NULL, get_other_asap_metadata,"cmc\0"),
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/* Atari CM3 File */
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[AFMT_CM3] =
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AFMT_ENTRY("CM3", "asap", NULL, get_other_asap_metadata,"cm3\0"),
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/* Atari CMR File */
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[AFMT_CMR] =
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AFMT_ENTRY("CMR", "asap", NULL, get_other_asap_metadata,"cmr\0"),
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/* Atari CMS File */
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[AFMT_CMS] =
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AFMT_ENTRY("CMS", "asap", NULL, get_other_asap_metadata,"cms\0"),
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/* Atari DMC File */
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[AFMT_DMC] =
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AFMT_ENTRY("DMC", "asap", NULL, get_other_asap_metadata,"dmc\0"),
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/* Atari DLT File */
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[AFMT_DLT] =
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AFMT_ENTRY("DLT", "asap", NULL, get_other_asap_metadata,"dlt\0"),
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/* Atari MPT File */
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[AFMT_MPT] =
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AFMT_ENTRY("MPT", "asap", NULL, get_other_asap_metadata,"mpt\0"),
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/* Atari MPD File */
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[AFMT_MPD] =
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AFMT_ENTRY("MPD", "asap", NULL, get_other_asap_metadata,"mpd\0"),
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/* Atari RMT File */
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[AFMT_RMT] =
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AFMT_ENTRY("RMT", "asap", NULL, get_other_asap_metadata,"rmt\0"),
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/* Atari TMC File */
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[AFMT_TMC] =
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AFMT_ENTRY("TMC", "asap", NULL, get_other_asap_metadata,"tmc\0"),
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/* Atari TM8 File */
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[AFMT_TM8] =
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AFMT_ENTRY("TM8", "asap", NULL, get_other_asap_metadata,"tm8\0"),
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/* Atari TM2 File */
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[AFMT_TM2] =
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AFMT_ENTRY("TM2", "asap", NULL, get_other_asap_metadata,"tm2\0"),
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/* Atrac3 in Sony OMA Container */
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[AFMT_OMA_ATRAC3] =
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AFMT_ENTRY("ATRAC3","atrac3_oma",NULL, get_oma_metadata, "oma\0aa3\0"),
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/* SMAF (Synthetic music Mobile Application Format) */
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[AFMT_SMAF] =
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AFMT_ENTRY("SMAF", "smaf", NULL, get_smaf_metadata, "mmf\0"),
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/* Sun Audio file */
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[AFMT_AU] =
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AFMT_ENTRY("AU", "au", NULL, get_au_metadata, "au\0snd\0"),
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/* VOX (Dialogic telephony file formats) */
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[AFMT_VOX] =
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AFMT_ENTRY("VOX", "vox", NULL, get_vox_metadata, "vox\0"),
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/* Wave64 */
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[AFMT_WAVE64] =
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AFMT_ENTRY("WAVE64","wav64",NULL, get_wave64_metadata,"w64\0"),
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/* True Audio */
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[AFMT_TTA] =
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AFMT_ENTRY("TTA", "tta", NULL, get_tta_metadata, "tta\0"),
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/* WMA Voice in ASF */
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[AFMT_WMAVOICE] =
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AFMT_ENTRY("WMAVoice","wmavoice",NULL, NULL, "wma\0wmv\0"),
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/* Musepack SV8 */
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[AFMT_MPC_SV8] =
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AFMT_ENTRY("MPCv8", "mpc", NULL, get_musepack_metadata,"mpc\0"),
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/* Advanced Audio Coding High Efficiency in M4A container */
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[AFMT_MP4_AAC_HE] =
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AFMT_ENTRY("AAC-HE","aac", NULL, get_mp4_metadata, "mp4\0"),
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#endif
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};
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#if CONFIG_CODEC == SWCODEC && defined (HAVE_RECORDING)
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/* get REC_FORMAT_* corresponding AFMT_* */
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const int rec_format_afmt[REC_NUM_FORMATS] =
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{
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/* give AFMT_UNKNOWN by default */
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[0 ... REC_NUM_FORMATS-1] = AFMT_UNKNOWN,
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/* add new entries below this line */
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[REC_FORMAT_AIFF] = AFMT_AIFF,
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[REC_FORMAT_MPA_L3] = AFMT_MPA_L3,
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[REC_FORMAT_WAVPACK] = AFMT_WAVPACK,
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[REC_FORMAT_PCM_WAV] = AFMT_PCM_WAV,
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};
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/* get AFMT_* corresponding REC_FORMAT_* */
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const int afmt_rec_format[AFMT_NUM_CODECS] =
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{
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/* give -1 by default */
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[0 ... AFMT_NUM_CODECS-1] = -1,
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/* add new entries below this line */
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[AFMT_AIFF] = REC_FORMAT_AIFF,
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[AFMT_MPA_L3] = REC_FORMAT_MPA_L3,
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[AFMT_WAVPACK] = REC_FORMAT_WAVPACK,
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[AFMT_PCM_WAV] = REC_FORMAT_PCM_WAV,
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};
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#endif /* CONFIG_CODEC == SWCODEC && defined (HAVE_RECORDING) */
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/* Simple file type probing by looking at the filename extension. */
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unsigned int probe_file_format(const char *filename)
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{
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char *suffix;
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unsigned int i;
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suffix = strrchr(filename, '.');
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if (suffix == NULL)
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{
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return AFMT_UNKNOWN;
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}
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/* skip '.' */
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suffix++;
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for (i = 1; i < AFMT_NUM_CODECS; i++)
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{
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/* search extension list for type */
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const char *ext = audio_formats[i].ext_list;
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do
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{
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if (strcasecmp(suffix, ext) == 0)
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{
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return i;
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}
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ext += strlen(ext) + 1;
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}
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while (*ext != '\0');
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}
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return AFMT_UNKNOWN;
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}
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/* Note, that this returns false for successful, true for error! */
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bool mp3info(struct mp3entry *entry, const char *filename)
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{
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int fd;
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bool result;
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fd = open(filename, O_RDONLY);
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if (fd < 0)
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return true;
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result = !get_mp3_metadata(fd, entry);
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close(fd);
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return result;
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}
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/* Get metadata for track - return false if parsing showed problems with the
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* file that would prevent playback.
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*/
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bool get_metadata(struct mp3entry* id3, int fd, const char* trackname)
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{
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const struct afmt_entry *entry;
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int logfd = 0;
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DEBUGF("Read metadata for %s\n", trackname);
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if (write_metadata_log)
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{
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logfd = open("/metadata.log", O_WRONLY | O_APPEND | O_CREAT, 0666);
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if (logfd >= 0)
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{
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write(logfd, trackname, strlen(trackname));
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write(logfd, "\n", 1);
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close(logfd);
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}
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}
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/* Clear the mp3entry to avoid having bogus pointers appear */
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memset(id3, 0, sizeof(struct mp3entry));
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/* Take our best guess at the codec type based on file extension */
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id3->codectype = probe_file_format(trackname);
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entry = &audio_formats[id3->codectype];
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/* Load codec specific track tag information and confirm the codec type. */
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if (!entry->parse_func)
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{
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DEBUGF("nothing to parse for %s (format %s)", trackname, entry->label);
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return false;
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}
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if (!entry->parse_func(fd, id3))
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{
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DEBUGF("parsing %s failed (format: %s)", trackname, entry->label);
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return false;
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}
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lseek(fd, 0, SEEK_SET);
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strlcpy(id3->path, trackname, sizeof(id3->path));
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/* We have successfully read the metadata from the file */
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return true;
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}
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#ifndef __PCTOOL__
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#if CONFIG_CODEC == SWCODEC
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void strip_tags(int handle_id)
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{
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static const unsigned char tag[] = "TAG";
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static const unsigned char apetag[] = "APETAGEX";
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size_t len, version;
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void *tail;
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if (bufgettail(handle_id, 128, &tail) != 128)
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return;
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if (memcmp(tail, tag, 3) == 0)
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{
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/* Skip id3v1 tag */
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logf("Cutting off ID3v1 tag");
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bufcuttail(handle_id, 128);
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}
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/* Get a new tail, as the old one may have been cut */
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if (bufgettail(handle_id, 32, &tail) != 32)
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return;
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/* Check for APE tag (look for the APE tag footer) */
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if (memcmp(tail, apetag, 8) != 0)
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return;
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/* Read the version and length from the footer */
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version = get_long_le(&((unsigned char *)tail)[8]);
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len = get_long_le(&((unsigned char *)tail)[12]);
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if (version == 2000)
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len += 32; /* APEv2 has a 32 byte header */
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/* Skip APE tag */
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logf("Cutting off APE tag (%ldB)", len);
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bufcuttail(handle_id, len);
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}
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#endif /* CONFIG_CODEC == SWCODEC */
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#endif /* ! __PCTOOL__ */
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void adjust_mp3entry(struct mp3entry *entry, void *dest, const void *orig)
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{
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long offset;
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if (orig > dest)
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offset = - ((size_t)orig - (size_t)dest);
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else
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offset = (size_t)dest - (size_t)orig;
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if (entry->title)
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entry->title += offset;
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if (entry->artist)
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entry->artist += offset;
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if (entry->album)
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entry->album += offset;
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if (entry->genre_string > (char*)orig
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&& entry->genre_string < (char*)orig + sizeof(struct mp3entry))
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/* Don't adjust that if it points to an entry of the "genres" array */
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entry->genre_string += offset;
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if (entry->track_string)
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entry->track_string += offset;
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if (entry->disc_string)
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entry->disc_string += offset;
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if (entry->year_string)
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entry->year_string += offset;
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if (entry->composer)
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entry->composer += offset;
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if (entry->comment)
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entry->comment += offset;
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if (entry->albumartist)
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entry->albumartist += offset;
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if (entry->grouping)
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entry->grouping += offset;
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#if CONFIG_CODEC == SWCODEC
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if (entry->track_gain_string)
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entry->track_gain_string += offset;
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if (entry->album_gain_string)
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entry->album_gain_string += offset;
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#endif
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if (entry->mb_track_id)
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entry->mb_track_id += offset;
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}
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void copy_mp3entry(struct mp3entry *dest, const struct mp3entry *orig)
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{
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memcpy(dest, orig, sizeof(struct mp3entry));
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adjust_mp3entry(dest, dest, orig);
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}
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#ifndef __PCTOOL__
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#ifdef HAVE_TAGCACHE
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#if CONFIG_CODEC == SWCODEC
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enum { AUTORESUMABLE_UNKNOWN = 0, AUTORESUMABLE_TRUE, AUTORESUMABLE_FALSE };
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bool autoresumable(struct mp3entry *id3)
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{
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unsigned char search[MAX_PATHNAME+1];
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char *saveptr, *substr;
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bool is_resumable;
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if (id3->autoresumable) /* result cached? */
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return id3->autoresumable == AUTORESUMABLE_TRUE;
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is_resumable = true;
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strcpy(search, global_settings.autoresume_strpat);
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for (substr = strtok_r(search, ",", &saveptr);
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substr;
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substr = strtok_r(NULL, ",", &saveptr))
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{
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if (id3->path && strcasestr(id3->path, substr))
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goto out;
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if (id3->genre_string && strcasestr(id3->genre_string, substr))
|
|
goto out;
|
|
}
|
|
|
|
is_resumable = false;
|
|
|
|
out:
|
|
/* cache result */
|
|
id3->autoresumable =
|
|
is_resumable ? AUTORESUMABLE_TRUE : AUTORESUMABLE_FALSE;
|
|
|
|
logf("autoresumable: %s with genre %s is%s resumable",
|
|
id3->path,
|
|
id3->genre_string ? id3->genre_string : "(NULL)",
|
|
is_resumable ? "" : " not");
|
|
|
|
return is_resumable;
|
|
}
|
|
|
|
#endif /* SWCODEC */
|
|
#endif /* HAVE_TAGCACHE */
|
|
#endif /* __PCTOOL__ */
|