protected override int write(TagData tag, BinaryWriter w, string zone)
{
long counterPos;
uint counter = 0;
string vendor;
if (AdditionalFields.ContainsKey(VENDOR_METADATA_ID))
{
vendor = AdditionalFields[VENDOR_METADATA_ID];
}
else
{
// Even when no existing field, vendor field is mandatory in OGG structure
// => a file with no vendor is a FLAC file
vendor = VENDOR_DEFAULT_FLAC;
}
w.Write((uint)vendor.Length);
w.Write(Encoding.UTF8.GetBytes(vendor));
counterPos = w.BaseStream.Position;
w.Write((uint)0); // Tag counter placeholder to be rewritten in a few lines
counter = writeFrames(tag, w);
if (writeMetadataFramingBit)
{
w.Write((byte)1); // Framing bit (mandatory for OGG container)
}
// PADDING MANAGEMENT
// Write the remaining padding bytes, if any detected during initial reading
if (managePadding)
{
long paddingSizeToWrite;
if (tag.PaddingSize > -1)
{
paddingSizeToWrite = tag.PaddingSize;
}
else
{
paddingSizeToWrite = TrackUtils.ComputePaddingSize(initialPaddingOffset, initialPaddingSize, initialPaddingOffset, w.BaseStream.Position);
}
if (paddingSizeToWrite > 0)
{
for (int i = 0; i < paddingSizeToWrite; i++)
{
w.Write((byte)0);
}
}
}
long finalPos = w.BaseStream.Position;
w.BaseStream.Seek(counterPos, SeekOrigin.Begin);
w.Write(counter);
w.BaseStream.Seek(finalPos, SeekOrigin.Begin);
return((int)counter);
}
protected override int write(TagData tag, BinaryWriter w, string zone)
{
long counterPos;
uint counter = 0;
string vendor;
if (AdditionalFields.ContainsKey(VENDOR_METADATA_ID))
{
vendor = AdditionalFields[VENDOR_METADATA_ID];
}
else
{
// Even when no existing field, vendor field is mandatory in OGG structure
// => a file with no vendor is a FLAC file
vendor = VENDOR_DEFAULT_FLAC;
}
w.Write((uint)vendor.Length);
w.Write(Encoding.UTF8.GetBytes(vendor));
counterPos = w.BaseStream.Position;
w.Write((uint)0); // Tag counter placeholder to be rewritten in a few lines
counter = writeFrames(tag, w);
if (writeMetadataFramingBit)
{
w.Write((byte)1); // Framing bit (mandatory for OGG container)
}
// NB : Foobar2000 adds a padding block of 2048 bytes here for OGG container, regardless of the type or size of written fields
if (Settings.EnablePadding)
{
for (int i = 0; i < 2048; i++)
{
w.Write((byte)0);
}
}
long finalPos = w.BaseStream.Position;
w.BaseStream.Seek(counterPos, SeekOrigin.Begin);
w.Write(counter);
w.BaseStream.Seek(finalPos, SeekOrigin.Begin);
return((int)counter);
}
protected override int write(TagData tag, BinaryWriter w, string zone)
{
int result = 6;
w.Write(Utils.BuildStrictLengthStringBytes(tag.Title, 32, 0, Encoding.UTF8));
w.Write(Utils.BuildStrictLengthStringBytes(tag.Album, 32, 0, Encoding.UTF8));
w.Write(Utils.BuildStrictLengthStringBytes(tag.Copyright, 32, 0, Encoding.UTF8));
string str = "";
if (AdditionalFields.ContainsKey("EMULATOR"))
{
str = AdditionalFields["EMULATOR"];
}
w.Write(Utils.BuildStrictLengthStringBytes(str, 32, 0, Encoding.UTF8));
str = "";
if (AdditionalFields.ContainsKey("DUMPER"))
{
str = AdditionalFields["DUMPER"];
}
w.Write(Utils.BuildStrictLengthStringBytes(str, 32, 0, Encoding.UTF8));
w.Write(Utils.BuildStrictLengthStringBytes(tag.Comment, 256, 0, Encoding.UTF8));
return(result);
}
// Write GD3 tag
protected override int write(TagData tag, BinaryWriter w, string zone)
{
byte[] endString = new byte[2] {
0, 0
};
int result = 11; // 11 field to write
long sizePos;
string str;
Encoding unicodeEncoder = Encoding.Unicode;
w.Write(Utils.Latin1Encoding.GetBytes(GD3_SIGNATURE));
w.Write(0x00000100); // Version number
sizePos = w.BaseStream.Position;
w.Write(0);
w.Write(unicodeEncoder.GetBytes(tag.Title));
w.Write(endString); // Strings must be null-terminated
str = "";
if (AdditionalFields.ContainsKey("TITLE_J"))
{
str = AdditionalFields["TITLE_J"];
}
w.Write(unicodeEncoder.GetBytes(str));
w.Write(endString);
w.Write(unicodeEncoder.GetBytes(tag.Album));
w.Write(endString);
str = "";
if (AdditionalFields.ContainsKey("GAME_J"))
{
str = AdditionalFields["GAME_J"];
}
w.Write(unicodeEncoder.GetBytes(str));
w.Write(endString);
str = "";
if (AdditionalFields.ContainsKey("SYSTEM"))
{
str = AdditionalFields["SYSTEM"];
}
w.Write(unicodeEncoder.GetBytes(str));
w.Write(endString);
str = "";
if (AdditionalFields.ContainsKey("SYSTEM_J"))
{
str = AdditionalFields["SYSTEM_J"];
}
w.Write(unicodeEncoder.GetBytes(str));
w.Write(endString);
w.Write(unicodeEncoder.GetBytes(tag.Artist));
w.Write(endString);
str = "";
if (AdditionalFields.ContainsKey("AUTHOR_J"))
{
str = AdditionalFields["AUTHOR_J"];
}
w.Write(unicodeEncoder.GetBytes(str));
w.Write(endString);
string dateStr = "";
if (Date != DateTime.MinValue)
{
dateStr = Date.ToString("yyyy/MM/dd");
}
else if (tag.RecordingYear != null && tag.RecordingYear.Length == 4)
{
dateStr = tag.RecordingYear;
if (tag.RecordingDayMonth != null && tag.RecordingDayMonth.Length >= 4)
{
dateStr += "/" + tag.RecordingDayMonth.Substring(tag.RecordingDayMonth.Length - 2, 2) + "/" + tag.RecordingDayMonth.Substring(0, 2);
}
}
w.Write(unicodeEncoder.GetBytes(dateStr));
w.Write(endString);
str = "";
if (AdditionalFields.ContainsKey("DUMPER"))
{
str = AdditionalFields["DUMPER"];
}
w.Write(unicodeEncoder.GetBytes(str));
w.Write(endString);
w.Write(unicodeEncoder.GetBytes(tag.Comment));
w.Write(endString);
w.Write(endString); // Is supposed to be there, according to sample files
int size = (int)(w.BaseStream.Position - sizePos - 4);
w.BaseStream.Seek(sizePos, SeekOrigin.Begin);
w.Write(size);
return(result);
}
private TagData toTagData()
{
TagData result = new TagData();
result.Title = Title;
result.Artist = Artist;
result.Composer = Composer;
result.Comment = Comment;
result.Genre = Genre;
result.OriginalArtist = OriginalArtist;
result.OriginalAlbum = OriginalAlbum;
result.GeneralDescription = Description;
result.Rating = (Popularity * 5).ToString();
result.Copyright = Copyright;
result.Publisher = Publisher;
if (!PublishingDate.Equals(DateTime.MinValue))
{
result.PublishingDate = TrackUtils.FormatISOTimestamp(PublishingDate);
}
result.AlbumArtist = AlbumArtist;
result.Conductor = Conductor;
if (!Date.Equals(DateTime.MinValue))
{
result.RecordingDate = TrackUtils.FormatISOTimestamp(Date);
}
result.RecordingYear = Year.ToString();
result.Album = Album;
result.TrackNumber = TrackNumber.ToString();
result.TrackTotal = TrackTotal.ToString();
result.DiscNumber = DiscNumber.ToString();
result.DiscTotal = DiscTotal.ToString();
result.ChaptersTableDescription = ChaptersTableDescription.ToString();
result.Chapters = new List <ChapterInfo>();
foreach (ChapterInfo chapter in Chapters)
{
result.Chapters.Add(new ChapterInfo(chapter));
}
if (Lyrics != null)
{
result.Lyrics = new LyricsInfo(Lyrics);
}
foreach (string s in AdditionalFields.Keys)
{
result.AdditionalFields.Add(new MetaFieldInfo(MetaDataIOFactory.TAG_ANY, s, AdditionalFields[s]));
}
// Detect and tag deleted Additional fields (=those which were in initialAdditionalFields and do not appear in AdditionalFields anymore)
foreach (string s in initialAdditionalFields)
{
if (!AdditionalFields.ContainsKey(s))
{
MetaFieldInfo metaFieldToDelete = new MetaFieldInfo(MetaDataIOFactory.TAG_ANY, s, "");
metaFieldToDelete.MarkedForDeletion = true;
result.AdditionalFields.Add(metaFieldToDelete);
}
}
result.Pictures = new List <PictureInfo>();
if (currentEmbeddedPictures != null)
{
foreach (PictureInfo targetPic in currentEmbeddedPictures)
{
targetPic.TransientFlag = 0;
}
}
if (initialEmbeddedPictures != null && currentEmbeddedPictures != null)
{
foreach (PictureInfo picInfo in initialEmbeddedPictures)
{
// Detect and tag deleted pictures (=those which were in initialEmbeddedPictures and do not appear in embeddedPictures anymore)
if (!currentEmbeddedPictures.Contains(picInfo))
{
PictureInfo picToDelete = new PictureInfo(picInfo);
picToDelete.MarkedForDeletion = true;
result.Pictures.Add(picToDelete);
}
else // Only add new additions (pictures identical to initial list will be kept, and do not have to make it to the list, or else a duplicate will be created)
{
foreach (PictureInfo targetPic in currentEmbeddedPictures)
{
if (targetPic.Equals(picInfo))
{
// Compare picture contents
targetPic.ComputePicHash();
if (targetPic.PictureHash != picInfo.PictureHash)
{
// A new picture content has been defined for an existing location
result.Pictures.Add(targetPic);
PictureInfo picToDelete = new PictureInfo(picInfo);
picToDelete.MarkedForDeletion = true;
result.Pictures.Add(picToDelete);
}
targetPic.TransientFlag = 1;
}
}
}
}
if (currentEmbeddedPictures != null)
{
foreach (PictureInfo targetPic in currentEmbeddedPictures)
{
if (0 == targetPic.TransientFlag) // Entirely new pictures without equivalent in initialEmbeddedPictures
{
result.Pictures.Add(targetPic);
}
}
}
}
return(result);
}