private ushort writeExtendedMeta(TagData tag, BinaryWriter w, bool isExtendedMetaLibrary = false)
{
ushort counter = 0;
// Supported textual fields : all current supported fields are located in extended content description frame
// Other textual fields
foreach (MetaFieldInfo fieldInfo in tag.AdditionalFields)
{
if ((fieldInfo.TagType.Equals(MetaDataIOFactory.TAG_ANY) || fieldInfo.TagType.Equals(getImplementedTagType())) && !fieldInfo.MarkedForDeletion)
{
if ((ZONE_EXTENDED_HEADER_METADATA.Equals(fieldInfo.Zone) && !isExtendedMetaLibrary) || (ZONE_EXTENDED_HEADER_METADATA_LIBRARY.Equals(fieldInfo.Zone) && isExtendedMetaLibrary))
{
writeTextFrame(w, fieldInfo.NativeFieldCode, fieldInfo.Value, true, encodeLanguage(w.BaseStream, fieldInfo.Language), fieldInfo.StreamNumber);
counter++;
}
}
}
// Picture fields
if (isExtendedMetaLibrary)
{
foreach (PictureInfo picInfo in tag.Pictures)
{
if (1 == picInfo.TransientFlag)
{
writePictureFrame(w, picInfo.PictureData, picInfo.MimeType, picInfo.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported) ? (byte)picInfo.NativePicCode : ID3v2.EncodeID3v2PictureType(picInfo.PicType), picInfo.Description, true);
counter++;
}
}
}
return(counter);
}
private int writePictureBlock(BinaryWriter w, PictureInfo picture)
{
long sizePos, dataPos, finalPos;
w.Write(META_PICTURE);
sizePos = w.BaseStream.Position;
w.Write(new byte[] { 0, 0, 0 }); // Placeholder for 24-bit integer that will be rewritten at the end of the method
dataPos = w.BaseStream.Position;
vorbisTag.WritePicture(w, picture.PictureData, picture.NativeFormat, ImageUtils.GetMimeTypeFromImageFormat(picture.NativeFormat), picture.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported) ? picture.NativePicCode : ID3v2.EncodeID3v2PictureType(picture.PicType), picture.Description);
finalPos = w.BaseStream.Position;
w.BaseStream.Seek(sizePos, SeekOrigin.Begin);
w.Write(StreamUtils.EncodeBEUInt24((uint)(finalPos - dataPos)));
w.BaseStream.Seek(finalPos, SeekOrigin.Begin);
return(1);
}
private int writeExtendedContentDescription(TagData tag, BinaryWriter w)
{
long beginPos, frameSizePos, counterPos, finalFramePos;
ushort counter = 0;
beginPos = w.BaseStream.Position;
w.Write(WMA_EXTENDED_CONTENT_DESCRIPTION_ID);
frameSizePos = w.BaseStream.Position;
w.Write((ulong)0); // Frame size placeholder to be rewritten at the end of the method
counterPos = w.BaseStream.Position;
w.Write((ushort)0); // Counter placeholder to be rewritten at the end of the method
IDictionary <byte, String> map = tag.ToMap();
// Supported textual fields
foreach (byte frameType in map.Keys)
{
foreach (string s in frameMapping.Keys)
{
if (!embeddedFields.Contains(s) && frameType == frameMapping[s])
{
if (map[frameType].Length > 0) // No frame with empty value
{
string value = formatBeforeWriting(frameType, tag, map);
writeTextFrame(w, s, value);
counter++;
}
break;
}
}
}
// Other textual fields
foreach (MetaFieldInfo fieldInfo in tag.AdditionalFields)
{
if ((fieldInfo.TagType.Equals(MetaDataIOFactory.TAG_ANY) || fieldInfo.TagType.Equals(getImplementedTagType())) && !fieldInfo.MarkedForDeletion && (ZONE_EXTENDED_CONTENT_DESCRIPTION.Equals(fieldInfo.Zone) || "".Equals(fieldInfo.Zone)))
{
writeTextFrame(w, fieldInfo.NativeFieldCode, fieldInfo.Value);
counter++;
}
}
// Picture fields
foreach (PictureInfo picInfo in tag.Pictures)
{
if (0 == picInfo.TransientFlag)
{
writePictureFrame(w, picInfo.PictureData, picInfo.MimeType, picInfo.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported) ? (byte)picInfo.NativePicCode : ID3v2.EncodeID3v2PictureType(picInfo.PicType), picInfo.Description);
counter++;
}
}
// Go back to frame size locations to write their actual size
finalFramePos = w.BaseStream.Position;
w.BaseStream.Seek(frameSizePos, SeekOrigin.Begin);
w.Write(Convert.ToUInt64(finalFramePos - beginPos));
w.BaseStream.Seek(counterPos, SeekOrigin.Begin);
w.Write(counter);
w.BaseStream.Seek(finalFramePos, SeekOrigin.Begin);
return(counter);
}
private uint writeFrames(TagData tag, BinaryWriter w)
{
bool doWritePicture;
uint nbFrames = 0;
IDictionary <byte, String> map = tag.ToMap();
string recordingYear = Utils.ProtectValue(tag.RecordingYear);
if (recordingYear.Length > 0)
{
string recordingDate = Utils.ProtectValue(tag.RecordingDate);
if (0 == recordingDate.Length || !recordingDate.StartsWith(recordingYear))
{
map[TagData.TAG_FIELD_RECORDING_DATE] = recordingYear;
}
}
// Supported textual fields
foreach (byte frameType in map.Keys)
{
foreach (string s in frameMapping.Keys)
{
if (frameType == frameMapping[s])
{
if (map[frameType].Length > 0) // No frame with empty value
{
string value = formatBeforeWriting(frameType, tag, map);
writeTextFrame(w, s, value);
nbFrames++;
}
break;
}
}
}
// Chapters
if (Chapters.Count > 0)
{
writeChapters(w, Chapters);
}
// Other textual fields
foreach (MetaFieldInfo fieldInfo in tag.AdditionalFields)
{
if ((fieldInfo.TagType.Equals(MetaDataIOFactory.TAG_ANY) || fieldInfo.TagType.Equals(getImplementedTagType())) && !fieldInfo.MarkedForDeletion && !fieldInfo.NativeFieldCode.Equals(VENDOR_METADATA_ID))
{
writeTextFrame(w, fieldInfo.NativeFieldCode, fieldInfo.Value);
nbFrames++;
}
}
// Picture fields
if (writePicturesWithMetadata)
{
foreach (PictureInfo picInfo in tag.Pictures)
{
// Picture has either to be supported, or to come from the right tag standard
doWritePicture = !picInfo.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported);
if (!doWritePicture)
{
doWritePicture = (getImplementedTagType() == picInfo.TagType);
}
// It also has not to be marked for deletion
doWritePicture = doWritePicture && (!picInfo.MarkedForDeletion);
if (doWritePicture)
{
writePictureFrame(w, picInfo.PictureData, picInfo.NativeFormat, ImageUtils.GetMimeTypeFromImageFormat(picInfo.NativeFormat), picInfo.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported) ? picInfo.NativePicCode : ID3v2.EncodeID3v2PictureType(picInfo.PicType), picInfo.Description);
nbFrames++;
}
}
}
return(nbFrames);
}
private Int32 writePictures(BinaryWriter w, IList <PictureInfo> pictures, Boolean isLast)
{
var result = 0;
Int64 sizePos, dataPos, finalPos;
Byte blockType;
foreach (var picture in pictures)
{
blockType = META_PICTURE;
if (isLast)
{
blockType = (Byte)(blockType & 0x80);
}
w.Write(blockType);
sizePos = w.BaseStream.Position;
w.Write(new Byte[] { 0, 0, 0 }); // Placeholder for 24-bit integer that will be rewritten at the end of the method
dataPos = w.BaseStream.Position;
vorbisTag.WritePicture(w, picture.PictureData, picture.NativeFormat, ImageUtils.GetMimeTypeFromImageFormat(picture.NativeFormat), picture.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported) ? picture.NativePicCode : ID3v2.EncodeID3v2PictureType(picture.PicType), picture.Description);
finalPos = w.BaseStream.Position;
w.BaseStream.Seek(sizePos, SeekOrigin.Begin);
w.Write(StreamUtils.EncodeBEUInt24((UInt32)(finalPos - dataPos)));
w.BaseStream.Seek(finalPos, SeekOrigin.Begin);
result++;
}
return(result);
}
private UInt32 writeFrames(TagData tag, BinaryWriter w)
{
Boolean doWritePicture;
UInt32 nbFrames = 0;
var map = tag.ToMap();
// Supported textual fields
foreach (var frameType in map.Keys)
{
foreach (var s in frameMapping.Keys)
{
if (frameType == frameMapping[s])
{
if (map[frameType].Length > 0) // No frame with empty value
{
var value = map[frameType];
if (TagData.TAG_FIELD_RATING == frameType)
{
value = TrackUtils.EncodePopularity(value, ratingConvention).ToString();
}
writeTextFrame(w, s, value);
nbFrames++;
}
break;
}
}
}
// Chapters
if (Chapters.Count > 0)
{
writeChapters(w, Chapters);
}
// Other textual fields
foreach (var fieldInfo in tag.AdditionalFields)
{
if ((fieldInfo.TagType.Equals(MetaDataIOFactory.TAG_ANY) || fieldInfo.TagType.Equals(getImplementedTagType())) && !fieldInfo.MarkedForDeletion && !fieldInfo.NativeFieldCode.Equals(VENDOR_METADATA_ID))
{
writeTextFrame(w, fieldInfo.NativeFieldCode, fieldInfo.Value);
nbFrames++;
}
}
// Picture fields
if (writePicturesWithMetadata)
{
foreach (var picInfo in tag.Pictures)
{
// Picture has either to be supported, or to come from the right tag standard
doWritePicture = !picInfo.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported);
if (!doWritePicture)
{
doWritePicture = (getImplementedTagType() == picInfo.TagType);
}
// It also has not to be marked for deletion
doWritePicture = doWritePicture && (!picInfo.MarkedForDeletion);
if (doWritePicture)
{
writePictureFrame(w, picInfo.PictureData, picInfo.NativeFormat, ImageUtils.GetMimeTypeFromImageFormat(picInfo.NativeFormat), picInfo.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported) ? picInfo.NativePicCode : ID3v2.EncodeID3v2PictureType(picInfo.PicType), picInfo.Description);
nbFrames++;
}
}
}
return(nbFrames);
}
private int writePictures(BinaryWriter w, IList <PictureInfo> pictures, bool isLast)
{
int result = 0;
long sizePos, dataPos, finalPos;
byte blockType;
foreach (PictureInfo picture in pictures)
{
// Picture has either to be supported, or to come from the right tag standard
bool doWritePicture = !picture.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported);
if (!doWritePicture)
{
doWritePicture = (MetaDataIOFactory.TAG_NATIVE == picture.TagType);
}
// It also has not to be marked for deletion
doWritePicture = doWritePicture && (!picture.MarkedForDeletion);
if (doWritePicture)
{
blockType = META_PICTURE;
if (isLast)
{
blockType = (byte)(blockType & 0x80);
}
w.Write(blockType);
sizePos = w.BaseStream.Position;
w.Write(new byte[] { 0, 0, 0 }); // Placeholder for 24-bit integer that will be rewritten at the end of the method
dataPos = w.BaseStream.Position;
vorbisTag.WritePicture(w, picture.PictureData, picture.NativeFormat, ImageUtils.GetMimeTypeFromImageFormat(picture.NativeFormat), picture.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported) ? picture.NativePicCode : ID3v2.EncodeID3v2PictureType(picture.PicType), picture.Description);
finalPos = w.BaseStream.Position;
w.BaseStream.Seek(sizePos, SeekOrigin.Begin);
w.Write(StreamUtils.EncodeBEUInt24((uint)(finalPos - dataPos)));
w.BaseStream.Seek(finalPos, SeekOrigin.Begin);
result++;
}
}
return(result);
}
private ushort writeExtendedMeta(TagData tag, BinaryWriter w, bool isExtendedMetaLibrary = false)
{
bool doWritePicture;
ushort counter = 0;
IDictionary <byte, String> map = tag.ToMap();
// Supported textual fields : all current supported fields are located in extended content description frame
// Other textual fields
foreach (MetaFieldInfo fieldInfo in tag.AdditionalFields)
{
if ((fieldInfo.TagType.Equals(MetaDataIOFactory.TAG_ANY) || fieldInfo.TagType.Equals(getImplementedTagType())) && !fieldInfo.MarkedForDeletion)
{
if ((ZONE_EXTENDED_HEADER_METADATA.Equals(fieldInfo.Zone) && !isExtendedMetaLibrary) || (ZONE_EXTENDED_HEADER_METADATA_LIBRARY.Equals(fieldInfo.Zone) && isExtendedMetaLibrary))
{
writeTextFrame(w, fieldInfo.NativeFieldCode, fieldInfo.Value, true, encodeLanguage(w.BaseStream, fieldInfo.Language), fieldInfo.StreamNumber);
counter++;
}
}
}
// Picture fields (exclusively written in Metadata Library Object zone)
if (isExtendedMetaLibrary)
{
foreach (PictureInfo picInfo in tag.Pictures)
{
// Picture has either to be supported, or to come from the right tag standard
doWritePicture = !picInfo.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported);
if (!doWritePicture)
{
doWritePicture = (getImplementedTagType() == picInfo.TagType);
}
// It also has not to be marked for deletion
doWritePicture = doWritePicture && (!picInfo.MarkedForDeletion);
if (doWritePicture && picInfo.PictureData.Length + 50 > ushort.MaxValue)
{
writePictureFrame(w, picInfo.PictureData, picInfo.NativeFormat, ImageUtils.GetMimeTypeFromImageFormat(picInfo.NativeFormat), picInfo.PicType.Equals(PictureInfo.PIC_TYPE.Unsupported) ? (byte)picInfo.NativePicCode : ID3v2.EncodeID3v2PictureType(picInfo.PicType), picInfo.Description, true);
counter++;
}
}
}
return(counter);
}