modules/meta_engine/taglib.cpp

   1 /*****************************************************************************
   2  * taglib.cpp: Taglib tag parser/writer
   3  *****************************************************************************
   4  * Copyright (C) 2003-2009 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Clément Stenac <zorglub@videolan.org>
   8  *          Rafaël Carré <funman@videolanorg>
   9  *          Rémi Duraffort <ivoire@videolan.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include <vlc_common.h>
  31 #include <vlc_plugin.h>
  32 #include <vlc_playlist.h>
  33 #include <vlc_meta.h>
  34 #include <vlc_demux.h>
  35 #include <vlc_strings.h>
  36 #include <vlc_charset.h>
  37 #include <vlc_url.h>
  38
  39 #ifdef WIN32
  40 # include <io.h>
  41 #else
  42 # include <unistd.h>
  43 #endif
  44
  45
  46 // Taglib headers
  47 #include <fileref.h>
  48 #include <tag.h>
  49 #include <tbytevector.h>
  50
  51 #include <apetag.h>
  52 #include <id3v2tag.h>
  53 #include <xiphcomment.h>
  54
  55 #include <flacfile.h>
  56 #include <mpcfile.h>
  57 #include <mpegfile.h>
  58 #include <oggfile.h>
  59 #include <oggflacfile.h>
  60
  61 #ifdef TAGLIB_WITH_ASF
  62 # include <aifffile.h>
  63 # include <wavfile.h>
  64 #endif
  65
  66 #ifdef TAGLIB_WITH_MP4
  67 # include <mp4file.h>
  68 #endif
  69
  70 #include <speexfile.h>
  71 #include <trueaudiofile.h>
  72 #include <vorbisfile.h>
  73 #include <wavpackfile.h>
  74
  75 #include <attachedpictureframe.h>
  76 #include <textidentificationframe.h>
  77 #include <uniquefileidentifierframe.h>
  78
  79
  80 // Local functions
  81 static int ReadMeta    ( vlc_object_t * );
  82 static int WriteMeta   ( vlc_object_t * );
  83
  84 vlc_module_begin ()
  85     set_capability( "meta reader", 1000 )
  86     set_callbacks( ReadMeta, NULL )
  87     add_submodule ()
  88         set_capability( "meta writer", 50 )
  89         set_callbacks( WriteMeta, NULL )
  90 vlc_module_end ()
  91
  92 using namespace TagLib;
  93
  94
  95 /**
  96  * Read meta informations from APE tags
  97  * @param tag: the APE tag
  98  * @param p_demux; the demux object
  99  * @param p_demux_meta: the demuxer meta
 100  * @param p_meta: the meta
 101  */
 102 static void ReadMetaFromAPE( APE::Tag* tag, demux_t* p_demux, demux_meta_t* p_demux_meta, vlc_meta_t* p_meta )
 103 {
 104     APE::Item item;
 105 #define SET( keyName, metaName ) \
 106     item = tag->itemListMap()[keyName]; \
 107     vlc_meta_Set##metaName( p_meta, item.toString().toCString( true ) );\
 108
 109     SET( "COPYRIGHT", Copyright );
 110     SET( "LANGUAGE", Language );
 111     SET( "PUBLISHER", Publisher );
 112
 113 #undef SET
 114 }
 115
 116
 117
 118 /**
 119  * Read meta information from id3v2 tags
 120  * @param tag: the id3v2 tag
 121  * @param p_demux; the demux object
 122  * @param p_demux_meta: the demuxer meta
 123  * @param p_meta: the meta
 124  */
 125 static void ReadMetaFromId3v2( ID3v2::Tag* tag, demux_t* p_demux, demux_meta_t* p_demux_meta, vlc_meta_t* p_meta )
 126 {
 127     // Get the unique file identifier
 128     ID3v2::FrameList list = tag->frameListMap()["UFID"];
 129     ID3v2::FrameList::Iterator iter;
 130     for( iter = list.begin(); iter != list.end(); iter++ )
 131     {
 132         ID3v2::UniqueFileIdentifierFrame* p_ufid =
 133                 dynamic_cast<ID3v2::UniqueFileIdentifierFrame*>(*iter);
 134         const char *owner = p_ufid->owner().toCString();
 135         if (!strcmp( owner, "http://musicbrainz.org" ))
 136         {
 137             /* ID3v2 UFID contains up to 64 bytes binary data
 138              * but in our case it will be a '\0'
 139              * terminated string */
 140             char psz_ufid[64];
 141             int max_size = __MIN( p_ufid->identifier().size(), 63);
 142             strncpy( psz_ufid, p_ufid->identifier().data(), max_size );
 143             psz_ufid[max_size] = '\0';
 144             vlc_meta_SetTrackID( p_meta, psz_ufid );
 145         }
 146     }
 147
 148     // Get the use text
 149     list = tag->frameListMap()["TXXX"];
 150     for( iter = list.begin(); iter != list.end(); iter++ )
 151     {
 152         ID3v2::UserTextIdentificationFrame* p_txxx =
 153                 dynamic_cast<ID3v2::UserTextIdentificationFrame*>(*iter);
 154         vlc_meta_AddExtra( p_meta, p_txxx->description().toCString( true ),
 155                            p_txxx->fieldList().toString().toCString( true ) );
 156     }
 157
 158     // Get some more informations
 159 #define SET( tagName, metaName )                                               \
 160     list = tag->frameListMap()[tagName];                                       \
 161     if( !list.isEmpty() )                                                      \
 162         vlc_meta_Set##metaName( p_meta,                                        \
 163                                 (*list.begin())->toString().toCString( true ) );
 164
 165     SET( "TCOP", Copyright );
 166     SET( "TENC", EncodedBy );
 167     SET( "TLAN", Language );
 168     SET( "TPUB", Publisher );
 169
 170 #undef SET
 171
 172     /* Preferred type of image
 173      * The 21 types are defined in id3v2 standard:
 174      * http://www.id3.org/id3v2.4.0-frames */
 175     static const int pi_cover_score[] = {
 176         0,  /* Other */
 177         5,  /* 32x32 PNG image that should be used as the file icon */
 178         4,  /* File icon of a different size or format. */
 179         20, /* Front cover image of the album. */
 180         19, /* Back cover image of the album. */
 181         13, /* Inside leaflet page of the album. */
 182         18, /* Image from the album itself. */
 183         17, /* Picture of the lead artist or soloist. */
 184         16, /* Picture of the artist or performer. */
 185         14, /* Picture of the conductor. */
 186         15, /* Picture of the band or orchestra. */
 187         9,  /* Picture of the composer. */
 188         8,  /* Picture of the lyricist or text writer. */
 189         7,  /* Picture of the recording location or studio. */
 190         10, /* Picture of the artists during recording. */
 191         11, /* Picture of the artists during performance. */
 192         6,  /* Picture from a movie or video related to the track. */
 193         1,  /* Picture of a large, coloured fish. */
 194         12, /* Illustration related to the track. */
 195         3,  /* Logo of the band or performer. */
 196         2   /* Logo of the publisher (record company). */
 197     };
 198     int i_score = -1;
 199
 200     // Try now to get embedded art
 201     list = tag->frameListMap()[ "APIC" ];
 202     if( list.isEmpty() )
 203         return;
 204
 205     TAB_INIT( p_demux_meta->i_attachments, p_demux_meta->attachments );
 206     for( iter = list.begin(); iter != list.end(); iter++ )
 207     {
 208         ID3v2::AttachedPictureFrame* p_apic =
 209             dynamic_cast<ID3v2::AttachedPictureFrame*>(*iter);
 210         input_attachment_t *p_attachment;
 211
 212         const char *psz_mime;
 213         char *psz_name, *psz_description;
 214
 215         // Get the mime and description of the image.
 216         // If the description is empty, take the type as a description
 217         psz_mime = p_apic->mimeType().toCString( true );
 218         if( p_apic->description().size() > 0 )
 219             psz_description = strdup( p_apic->description().toCString( true ) );
 220         else
 221         {
 222             if( asprintf( &psz_description, "%i", p_apic->type() ) == -1 )
 223                 psz_description = NULL;
 224         }
 225
 226         if( !psz_description )
 227             continue;
 228         psz_name = psz_description;
 229
 230         /* some old iTunes version not only sets incorrectly the mime type
 231          * or the description of the image,
 232          * but also embeds incorrectly the image.
 233          * Recent versions seem to behave correctly */
 234         if( !strncmp( psz_mime, "PNG", 3 ) ||
 235             !strncmp( psz_name, "\xC2\x89PNG", 5 ) )
 236         {
 237             msg_Warn( p_demux_meta, "Invalid picture embedded by broken iTunes version" );
 238             free( psz_description );
 239             continue;
 240         }
 241
 242         const ByteVector picture = p_apic->picture();
 243         const char *p_data = picture.data();
 244         const unsigned i_data = picture.size();
 245
 246         msg_Dbg( p_demux_meta, "Found embedded art: %s (%s) is %u bytes",
 247                  psz_name, psz_mime, i_data );
 248
 249         p_attachment = vlc_input_attachment_New( psz_name, psz_mime,
 250                                 psz_description, p_data, i_data );
 251         if( p_attachment )
 252             TAB_APPEND_CAST( (input_attachment_t**),
 253                              p_demux_meta->i_attachments, p_demux_meta->attachments,
 254                              p_attachment );
 255         free( psz_description );
 256
 257         if( pi_cover_score[p_apic->type()] > i_score )
 258         {
 259             i_score = pi_cover_score[p_apic->type()];
 260             char *psz_url;
 261             if( asprintf( &psz_url, "attachment://%s",
 262                           p_attachment->psz_name ) == -1 )
 263                 continue;
 264             vlc_meta_SetArtURL( p_meta, psz_url );
 265             free( psz_url );
 266         }
 267     }
 268 }
 269
 270
 271
 272 /**
 273  * Read the meta informations from XiphComments
 274  * @param tag: the Xiph Comment
 275  * @param p_demux; the demux object
 276  * @param p_demux_meta: the demuxer meta
 277  * @param p_meta: the meta
 278  */
 279 static void ReadMetaFromXiph( Ogg::XiphComment* tag, demux_t* p_demux, demux_meta_t* p_demux_meta, vlc_meta_t* p_meta )
 280 {
 281 #define SET( keyName, metaName )                                               \
 282     StringList list = tag->fieldListMap()[keyName];                            \
 283     if( !list.isEmpty() )                                                      \
 284         vlc_meta_Set##metaName( p_meta, (*list.begin()).toCString( true ) );
 285
 286     SET( "COPYRIGHT", Copyright );
 287 #undef SET
 288
 289     // Try now to get embedded art
 290     StringList mime_list = tag->fieldListMap()[ "COVERARTMIME" ];
 291     StringList art_list = tag->fieldListMap()[ "COVERART" ];
 292
 293     // We get only the first covert art
 294     if( mime_list.size() > 1 || art_list.size() > 1 )
 295         msg_Warn( p_demux_meta, "Found %i embedded arts, so using only the first one",
 296                   art_list.size() );
 297     else if( mime_list.size() == 0 || art_list.size() == 0 )
 298         return;
 299
 300     input_attachment_t *p_attachment;
 301
 302     const char* psz_name = "cover";
 303     const char* psz_mime = mime_list[0].toCString(true);
 304     const char* psz_description = "cover";
 305
 306     uint8_t *p_data;
 307     int i_data = vlc_b64_decode_binary( &p_data, art_list[0].toCString(true) );
 308
 309     msg_Dbg( p_demux_meta, "Found embedded art: %s (%s) is %i bytes",
 310              psz_name, psz_mime, i_data );
 311
 312     TAB_INIT( p_demux_meta->i_attachments, p_demux_meta->attachments );
 313               p_attachment = vlc_input_attachment_New( psz_name, psz_mime,
 314               psz_description, p_data, i_data );
 315     free( p_data );
 316
 317     TAB_APPEND_CAST( (input_attachment_t**),
 318                      p_demux_meta->i_attachments, p_demux_meta->attachments,
 319                      p_attachment );
 320
 321     vlc_meta_SetArtURL( p_meta, "attachment://cover" );
 322 }
 323
 324 #ifdef TAGLIB_WITH_MP4
 325 static void ReadMetaFromMP4( MP4::Tag* tag, demux_t *p_demux, demux_meta_t *p_demux_meta, vlc_meta_t* p_meta )
 326 {
 327     if( tag->itemListMap().contains("covr") )
 328     {
 329         MP4::CoverArtList list = tag->itemListMap()["covr"].toCoverArtList();
 330         const char *psz_format = list[0].format() == MP4::CoverArt::PNG ? "image/png" : "image/jpeg";
 331
 332         TAB_INIT( p_demux_meta->i_attachments, p_demux_meta->attachments );
 333         input_attachment_t *p_attachment =
 334                 vlc_input_attachment_New( "cover", psz_format, "cover",
 335                                           list[0].data().data(), list[0].data().size() );
 336         TAB_APPEND_CAST( (input_attachment_t**),
 337                          p_demux_meta->i_attachments, p_demux_meta->attachments,
 338                          p_attachment );
 339         vlc_meta_SetArtURL( p_meta, "attachment://cover" );
 340     }
 341 }
 342 #endif
 343
 344 /**
 345  * Get the tags from the file using TagLib
 346  * @param p_this: the demux object
 347  * @return VLC_SUCCESS if the operation success
 348  */
 349 static int ReadMeta( vlc_object_t* p_this)
 350 {
 351     demux_meta_t*   p_demux_meta = (demux_meta_t *)p_this;
 352     demux_t*        p_demux = p_demux_meta->p_demux;
 353     vlc_meta_t*     p_meta;
 354     FileRef f;
 355
 356     p_demux_meta->p_meta = NULL;
 357
 358
 359 #if defined(WIN32) || defined (UNDER_CE)
 360     wchar_t wpath[MAX_PATH + 1];
 361     if( !MultiByteToWideChar( CP_UTF8, 0, p_demux->psz_path, -1, wpath, MAX_PATH) )
 362         return VLC_EGENERIC;
 363     wpath[MAX_PATH] = L'\0';
 364     f = FileRef( wpath );
 365 #else
 366     const char* local_name = ToLocale( p_demux->psz_path );
 367     if( !local_name )
 368         return VLC_EGENERIC;
 369     f = FileRef( local_name );
 370     LocaleFree( local_name );
 371 #endif
 372
 373     if( f.isNull() )
 374         return VLC_EGENERIC;
 375     if( !f.tag() || f.tag()->isEmpty() )
 376         return VLC_EGENERIC;
 377
 378     p_demux_meta->p_meta = p_meta = vlc_meta_New();
 379     if( !p_meta )
 380         return VLC_ENOMEM;
 381
 382
 383     // Read the tags from the file
 384     Tag* p_tag = f.tag();
 385
 386 #define SET( tag, meta )                                                       \
 387     if( !p_tag->tag().isNull() && !p_tag->tag().isEmpty() )                    \
 388         vlc_meta_Set##meta( p_meta, p_tag->tag().toCString(true) )
 389 #define SETINT( tag, meta )                                                    \
 390     if( p_tag->tag() )                                                         \
 391     {                                                                          \
 392         char psz_tmp[10];                                                      \
 393         snprintf( psz_tmp, 10, "%d", p_tag->tag() );                           \
 394         vlc_meta_Set##meta( p_meta, psz_tmp );                                 \
 395     }
 396
 397     SET( title, Title );
 398     SET( artist, Artist );
 399     SET( album, Album );
 400     SET( comment, Description );
 401     SET( genre, Genre );
 402     SETINT( year, Date );
 403     SETINT( track, TrackNum );
 404
 405 #undef SETINT
 406 #undef SET
 407
 408
 409     // Try now to read special tags
 410     if( FLAC::File* flac = dynamic_cast<FLAC::File*>(f.file()) )
 411     {
 412         if( flac->ID3v2Tag() )
 413             ReadMetaFromId3v2( flac->ID3v2Tag(), p_demux, p_demux_meta, p_meta );
 414         else if( flac->xiphComment() )
 415             ReadMetaFromXiph( flac->xiphComment(), p_demux, p_demux_meta, p_meta );
 416     }
 417 #ifdef TAGLIB_WITH_MP4
 418     else if( MP4::File *mp4 = dynamic_cast<MP4::File*>(f.file()) )
 419     {
 420         if( mp4->tag() )
 421             ReadMetaFromMP4( mp4->tag(), p_demux, p_demux_meta, p_meta );
 422     }
 423 #endif
 424     else if( MPC::File* mpc = dynamic_cast<MPC::File*>(f.file()) )
 425     {
 426         if( mpc->APETag() )
 427             ReadMetaFromAPE( mpc->APETag(), p_demux, p_demux_meta, p_meta );
 428     }
 429     else if( MPEG::File* mpeg = dynamic_cast<MPEG::File*>(f.file()) )
 430     {
 431         if( mpeg->ID3v2Tag() )
 432             ReadMetaFromId3v2( mpeg->ID3v2Tag(), p_demux, p_demux_meta, p_meta );
 433         else if( mpeg->APETag() )
 434             ReadMetaFromAPE( mpeg->APETag(), p_demux, p_demux_meta, p_meta );
 435     }
 436     else if( Ogg::File* ogg = dynamic_cast<Ogg::File*>(f.file()) )
 437     {
 438         if( Ogg::FLAC::File* ogg_flac = dynamic_cast<Ogg::FLAC::File*>(f.file()))
 439             ReadMetaFromXiph( ogg_flac->tag(), p_demux, p_demux_meta, p_meta );
 440         else if( Ogg::Speex::File* ogg_speex = dynamic_cast<Ogg::Speex::File*>(f.file()) )
 441             ReadMetaFromXiph( ogg_speex->tag(), p_demux, p_demux_meta, p_meta );
 442         else if( Ogg::Vorbis::File* ogg_vorbis = dynamic_cast<Ogg::Vorbis::File*>(f.file()) )
 443             ReadMetaFromXiph( ogg_vorbis->tag(), p_demux, p_demux_meta, p_meta );
 444     }
 445 #ifdef TAGLIB_WITH_ASF
 446     else if( RIFF::File* riff = dynamic_cast<RIFF::File*>(f.file()) )
 447     {
 448         if( RIFF::AIFF::File* riff_aiff = dynamic_cast<RIFF::AIFF::File*>(f.file()) )
 449             ReadMetaFromId3v2( riff_aiff->tag(), p_demux, p_demux_meta, p_meta );
 450         else if( RIFF::WAV::File* riff_wav = dynamic_cast<RIFF::WAV::File*>(f.file()) )
 451             ReadMetaFromId3v2( riff_wav->tag(), p_demux, p_demux_meta, p_meta );
 452     }
 453 #endif
 454     else if( TrueAudio::File* trueaudio = dynamic_cast<TrueAudio::File*>(f.file()) )
 455     {
 456         if( trueaudio->ID3v2Tag() )
 457             ReadMetaFromId3v2( trueaudio->ID3v2Tag(), p_demux, p_demux_meta, p_meta );
 458     }
 459     else if( WavPack::File* wavpack = dynamic_cast<WavPack::File*>(f.file()) )
 460     {
 461         if( wavpack->APETag() )
 462             ReadMetaFromAPE( wavpack->APETag(), p_demux, p_demux_meta, p_meta );
 463     }
 464
 465     return VLC_SUCCESS;
 466 }
 467
 468
 469
 470 /**
 471  * Write meta informations to APE tags
 472  * @param tag: the APE tag
 473  * @param p_item: the input item
 474  */
 475 static void WriteMetaToAPE( APE::Tag* tag, input_item_t* p_item )
 476 {
 477     char* psz_meta;
 478 #define WRITE( metaName, keyName )                      \
 479     psz_meta = input_item_Get##metaName( p_item );      \
 480     if( psz_meta )                                      \
 481     {                                                   \
 482         String key( keyName, String::UTF8 );            \
 483         String value( psz_meta, String::UTF8 );         \
 484         tag->addValue( key, value, true );              \
 485     }                                                   \
 486     free( psz_meta );
 487
 488     WRITE( Copyright, "COPYRIGHT" );
 489     WRITE( Language, "LANGUAGE" );
 490     WRITE( Publisher, "PUBLISHER" );
 491
 492 #undef WRITE
 493 }
 494
 495
 496
 497 /**
 498  * Write meta information to id3v2 tags
 499  * @param tag: the id3v2 tag
 500  * @param p_input: the input item
 501  */
 502 static void WriteMetaToId3v2( ID3v2::Tag* tag, input_item_t* p_item )
 503 {
 504     char* psz_meta;
 505 #define WRITE( metaName, tagName )                                            \
 506     psz_meta = input_item_Get##metaName( p_item );                            \
 507     if( psz_meta )                                                            \
 508     {                                                                         \
 509         ByteVector p_byte( tagName, 4 );                                      \
 510         tag->removeFrames( p_byte );                                         \
 511         ID3v2::TextIdentificationFrame* p_frame =                             \
 512             new ID3v2::TextIdentificationFrame( p_byte, String::UTF8 );       \
 513         p_frame->setText( psz_meta );                                         \
 514         tag->addFrame( p_frame );                                             \
 515     }                                                                         \
 516     free( psz_meta );
 517
 518     WRITE( Copyright, "TCOP" );
 519     WRITE( EncodedBy, "TENC" );
 520     WRITE( Language,  "TLAN" );
 521     WRITE( Publisher, "TPUB" );
 522
 523 #undef WRITE
 524 }
 525
 526
 527
 528 /**
 529  * Write the meta informations to XiphComments
 530  * @param tag: the Xiph Comment
 531  * @param p_input: the input item
 532  */
 533 static void WriteMetaToXiph( Ogg::XiphComment* tag, input_item_t* p_item )
 534 {
 535     char* psz_meta;
 536 #define WRITE( metaName, keyName )                      \
 537     psz_meta = input_item_Get##metaName( p_item );      \
 538     if( psz_meta )                                      \
 539     {                                                   \
 540         String key( keyName, String::UTF8 );            \
 541         String value( psz_meta, String::UTF8 );         \
 542         tag->addField( key, value, true );              \
 543     }                                                   \
 544     free( psz_meta );
 545
 546     WRITE( Copyright, "COPYRIGHT" );
 547
 548 #undef WRITE
 549 }
 550
 551
 552
 553 /**
 554  * Set the tags to the file using TagLib
 555  * @param p_this: the demux object
 556  * @return VLC_SUCCESS if the operation success
 557  */
 558
 559 static int WriteMeta( vlc_object_t *p_this )
 560 {
 561     meta_export_t *p_export = (meta_export_t *)p_this;
 562     input_item_t *p_item = p_export->p_item;
 563     FileRef f;
 564
 565     if( !p_item )
 566     {
 567         msg_Err( p_this, "Can't save meta data of an empty input" );
 568         return VLC_EGENERIC;
 569     }
 570
 571 #if defined(WIN32) || defined (UNDER_CE)
 572     wchar_t wpath[MAX_PATH + 1];
 573     if( !MultiByteToWideChar( CP_UTF8, 0, p_export->psz_file, -1, wpath, MAX_PATH) )
 574         return VLC_EGENERIC;
 575     wpath[MAX_PATH] = L'\0';
 576     f = FileRef( wpath );
 577 #else
 578     const char* local_name = ToLocale( p_export->psz_file );
 579     if( !local_name )
 580         return VLC_EGENERIC;
 581     f = FileRef( local_name );
 582     LocaleFree( local_name );
 583 #endif
 584
 585     if( f.isNull() || !f.tag() || f.file()->readOnly() )
 586     {
 587         msg_Err( p_this, "File %s can't be opened for tag writing",
 588                  p_export->psz_file );
 589         return VLC_EGENERIC;
 590     }
 591
 592     msg_Dbg( p_this, "Writing metadata for %s", p_export->psz_file );
 593
 594     Tag *p_tag = f.tag();
 595
 596     char *psz_meta;
 597
 598 #define SET( a, b )                                             \
 599     psz_meta = input_item_Get ## a( p_item );                   \
 600     if( psz_meta )                                              \
 601     {                                                           \
 602         String tmp( psz_meta, String::UTF8 );                   \
 603         p_tag->set##b( tmp );                                   \
 604     }                                                           \
 605     free( psz_meta );
 606
 607     // Saving all common fields
 608     // If the title is empty, use the name
 609     SET( TitleFbName, Title );
 610     SET( Artist, Artist );
 611     SET( Album, Album );
 612     SET( Description, Comment );
 613     SET( Genre, Genre );
 614
 615 #undef SET
 616
 617     psz_meta = input_item_GetDate( p_item );
 618     if( psz_meta ) p_tag->setYear( atoi( psz_meta ) );
 619     free( psz_meta );
 620
 621     psz_meta = input_item_GetTrackNum( p_item );
 622     if( psz_meta ) p_tag->setTrack( atoi( psz_meta ) );
 623     free( psz_meta );
 624
 625
 626     // Try now to write special tags
 627     if( FLAC::File* flac = dynamic_cast<FLAC::File*>(f.file()) )
 628     {
 629         if( flac->ID3v2Tag() )
 630             WriteMetaToId3v2( flac->ID3v2Tag(), p_item );
 631         else if( flac->xiphComment() )
 632             WriteMetaToXiph( flac->xiphComment(), p_item );
 633     }
 634     else if( MPC::File* mpc = dynamic_cast<MPC::File*>(f.file()) )
 635     {
 636         if( mpc->APETag() )
 637             WriteMetaToAPE( mpc->APETag(), p_item );
 638     }
 639     else if( MPEG::File* mpeg = dynamic_cast<MPEG::File*>(f.file()) )
 640     {
 641         if( mpeg->ID3v2Tag() )
 642             WriteMetaToId3v2( mpeg->ID3v2Tag(), p_item );
 643         else if( mpeg->APETag() )
 644             WriteMetaToAPE( mpeg->APETag(), p_item );
 645     }
 646     else if( Ogg::File* ogg = dynamic_cast<Ogg::File*>(f.file()) )
 647     {
 648         if( Ogg::FLAC::File* ogg_flac = dynamic_cast<Ogg::FLAC::File*>(f.file()))
 649             WriteMetaToXiph( ogg_flac->tag(), p_item );
 650         else if( Ogg::Speex::File* ogg_speex = dynamic_cast<Ogg::Speex::File*>(f.file()) )
 651             WriteMetaToXiph( ogg_speex->tag(), p_item );
 652         else if( Ogg::Vorbis::File* ogg_vorbis = dynamic_cast<Ogg::Vorbis::File*>(f.file()) )
 653             WriteMetaToXiph( ogg_vorbis->tag(), p_item );
 654     }
 655 #ifdef TAGLIB_WITH_ASF
 656     else if( RIFF::File* riff = dynamic_cast<RIFF::File*>(f.file()) )
 657     {
 658         if( RIFF::AIFF::File* riff_aiff = dynamic_cast<RIFF::AIFF::File*>(f.file()) )
 659             WriteMetaToId3v2( riff_aiff->tag(), p_item );
 660         else if( RIFF::WAV::File* riff_wav = dynamic_cast<RIFF::WAV::File*>(f.file()) )
 661             WriteMetaToId3v2( riff_wav->tag(), p_item );
 662     }
 663 #endif
 664     else if( TrueAudio::File* trueaudio = dynamic_cast<TrueAudio::File*>(f.file()) )
 665     {
 666         if( trueaudio->ID3v2Tag() )
 667             WriteMetaToId3v2( trueaudio->ID3v2Tag(), p_item );
 668     }
 669     else if( WavPack::File* wavpack = dynamic_cast<WavPack::File*>(f.file()) )
 670     {
 671         if( wavpack->APETag() )
 672             WriteMetaToAPE( wavpack->APETag(), p_item );
 673     }
 674
 675     // Save the meta data
 676     f.save();
 677
 678     return VLC_SUCCESS;
 679 }
 680