metadata_artwork debugging output

gistfile1.txt

nsresult sbMetadataHandlerTaglib::ReadImageITunes(TagLib::MP4::Tag  *aTag,
                                                 nsACString          &aMimeType,
                                                 PRUint32            *aDataLen,
                                                 PRUint8             **aData)
{
  NS_ENSURE_ARG_POINTER(aTag);
  NS_ENSURE_ARG_POINTER(aData);
  NS_ENSURE_ARG_POINTER(aDataLen);
  nsCOMPtr<nsIThread> mainThread;
  nsresult rv = NS_OK;

  /*
   * Extract the requested image from the metadata
   */
  MP4::ItemListMap::Iterator itr = aTag->itemListMap().begin();


  #ifdef PR_LOGGING
  {
    LOG(("Printing ItemListMap..."));

    MP4::ItemListMap lm = aTag->itemListMap();
    MP4::ItemListMap::Iterator lmit;
    StringList slist;
    StringList::Iterator siter;

    for(lmit = lm.begin(); lmit != lm.end(); lmit++) {
      LOG(("    Key = %s", lmit->first.toCString()));
      slist = lmit->second.toStringList();
      for (siter = slist.begin(); siter != slist.end(); siter++) {
        LOG(("        %s", siter->toCString()));
      }
    }
  }
  #endif /* PR_LOGGING */

  #ifdef PR_LOGGING
  {
    LOG(("Printing PropertyMap..."));

    PropertyMap pm = aTag->properties();
    PropertyMap::Iterator pmit;
    StringList slist;
    StringList::Iterator siter;

    for (pmit = pm.begin(); pmit != pm.end(); pmit++) {
      LOG(("    Key = %s", pmit->first.toCString()));
      slist = pmit->second;
      for (siter = slist.begin(); siter != slist.end(); siter++) {
        LOG(("        %s", siter->toCString()));
      }
    }
  }
  #endif /* PR_LOGGING */


  if (aTag->itemListMap().contains("covr")) {
     ...
  } else {
    LOG(("sbMetadataHandlerTaglib::ReadImageITunes Didn't find cover art!"));
  }

  return NS_OK;
}




790390656[7fc22d960370]: Printing ItemListMap...
790390656[7fc22d960370]:     Key = disk
790390656[7fc22d960370]:     Key = trkn
790390656[7fc22d960370]:     Key = �ART
790390656[7fc22d960370]:         Songbird
790390656[7fc22d960370]:     Key = �alb
790390656[7fc22d960370]:         Unit Test Classics
790390656[7fc22d960370]:     Key = �day
790390656[7fc22d960370]:         17/04/08
790390656[7fc22d960370]:     Key = �gen
790390656[7fc22d960370]:         A cappella
790390656[7fc22d960370]:     Key = �nam
790390656[7fc22d960370]:         Sample
790390656[7fc22d960370]:     Key = �too
790390656[7fc22d960370]:         Max 0.8
790390656[7fc22d960370]:     Key = �wrt
790390656[7fc22d960370]:         Matt
790390656[7fc22d960370]: Printing PropertyMap...
790390656[7fc22d960370]:     Key = ALBUM
790390656[7fc22d960370]:         Unit Test Classics
790390656[7fc22d960370]:     Key = ARTIST
790390656[7fc22d960370]:         Songbird
790390656[7fc22d960370]:     Key = DATE
790390656[7fc22d960370]:         17
790390656[7fc22d960370]:     Key = GENRE
790390656[7fc22d960370]:         A cappella
790390656[7fc22d960370]:     Key = TITLE
790390656[7fc22d960370]:         Sample
790390656[7fc22d960370]:     Key = TRACKNUMBER
790390656[7fc22d960370]:         1
790390656[7fc22d960370]: sbMetadataHandlerTaglib::ReadImageITunes Didn't find cover art!





relevant parts of hexdump of m4a:

00000270  61 00 00 00 00 00 00 00  21 68 64 6c 72 00 00 00  |a.......!hdlr...|
00000280  00 00 00 00 00 6d 64 69  72 61 70 70 6c 00 00 00  |.....mdirappl...|
00000290  00 00 00 00 00 00 00 00  1e 9b 69 6c 73 74 00 00  |..........ilst..|
000002a0  00 2a a9 61 6c 62 00 00  00 22 64 61 74 61 00 00  |.*.alb..."data..|
000002b0  00 01 00 00 00 00 55 6e  69 74 20 54 65 73 74 20  |......Unit Test |
000002c0  43 6c 61 73 73 69 63 73  00 00 00 20 a9 41 52 54  |Classics... .ART|
000002d0  00 00 00 18 64 61 74 61  00 00 00 01 00 00 00 00  |....data........|
000002e0  53 6f 6e 67 62 69 72 64  00 00 00 1c a9 77 72 74  |Songbird.....wrt|
000002f0  00 00 00 14 64 61 74 61  00 00 00 01 00 00 00 00  |....data........|
00000300  4d 61 74 74 00 00 00 22  a9 67 65 6e 00 00 00 1a  |Matt...".gen....|
00000310  64 61 74 61 00 00 00 01  00 00 00 00 41 20 63 61  |data........A ca|
00000320  70 70 65 6c 6c 61 00 00  00 20 a9 64 61 79 00 00  |ppella... .day..|
00000330  00 18 64 61 74 61 00 00  00 01 00 00 00 00 31 37  |..data........17|
00000340  2f 30 34 2f 30 38 00 00  00 1e a9 6e 61 6d 00 00  |/04/08.....nam..|
00000350  00 16 64 61 74 61 00 00  00 01 00 00 00 00 53 61  |..data........Sa|
00000360  6d 70 6c 65 00 00 00 20  74 72 6b 6e 00 00 00 18  |mple... trkn....|
00000370  64 61 74 61 00 00 00 00  00 00 00 00 00 00 00 01  |data............|
00000380  00 01 00 00 00 00 00 1e  64 69 73 6b 00 00 00 16  |........disk....|
00000390  64 61 74 61 00 00 00 00  00 00 00 00 00 00 00 01  |data............|
000003a0  00 01 00 00 1d 70 63 6f  76 72 00 00 1d 68 64 61  |.....pcovr...hda|
000003b0  74 61 00 00 00 00 00 00  00 00 89 50 4e 47 0d 0a  |ta.........PNG..|
000003c0  1a 0a 00 00 00 0d 49 48  44 52 00 00 00 5f 00 00  |......IHDR..._..|
000003d0  00 89 08 02 00 00 00 c5  49 73 90 00 00 00 04 67  |........Is.....g|
000003e0  41 4d 41 00 03 5b 63 04  97 6a 69 00 00 0a 45 69  |AMA..[c..ji...Ei|
000003f0  43 43 50 49 43 43 20 50  72 6f 66 69 6c 65 00 00  |CCPICC Profile..|