//////////////////////////////////////////////////////////////////////////
// public methods
//////////////////////////////////////////////////////////////////////////
public AsfStreamPropertiesObject(AsfFile file, long position) : base(file, position)
{
if (file != null)
{
if (!Guid.Equals(AsfGuid.AsfStreamPropertiesObject))
{
throw new TagLibException(TagLibError.AsfObjectGuidIncorrect);
}
if (OriginalSize < 78)
{
throw new TagLibException(TagLibError.AsfObjectSizeTooSmall);
}
stream_type = file.ReadGuid();
error_correction_type = file.ReadGuid();
time_offset = file.ReadQWord();
int type_specific_data_length = (int)file.ReadDWord();
int error_correction_data_length = (int)file.ReadDWord();
flags = file.ReadWord();
reserved = file.ReadDWord();
type_specific_data = file.ReadBlock(type_specific_data_length);
error_correction_data = file.ReadBlock(error_correction_data_length);
}
}
public AsfFilePropertiesObject(AsfFile file, long position) : base(file, position)
{
if (file != null)
{
if (!Guid.Equals(AsfGuid.AsfFilePropertiesObject))
{
throw new TagLibException(TagLibError.AsfObjectGuidIncorrect);
}
if (OriginalSize < 104)
{
throw new TagLibException(TagLibError.AsfObjectSizeTooSmall);
}
fileId = file.ReadGuid();
fileSize = file.ReadQWord();
creationDate = file.ReadQWord();
dataPacketsCount = file.ReadQWord();
playDuration = file.ReadQWord();
sendDuration = file.ReadQWord();
preRoll = file.ReadQWord();
flags = file.ReadDWord();
minimumDataPacketSize = file.ReadDWord();
maximumDataPacketSize = file.ReadDWord();
maximumBitrate = file.ReadDWord();
}
}
public AsfHeaderObject(AsfFile file, long position) : base(file, position)
{
if (!Guid.Equals(AsfGuid.AsfHeaderObject))
throw new TagLibException(TagLibError.AsfObjectGuidIncorrect);
uint childCount = file.ReadDWord();
children = new List<AsfObject>((int)childCount);
reserved = file.ReadBlock(2);
foreach(AsfObject childObject in file.ReadObjects(childCount, file.Tell))
children.Add(childObject);
//children.AddRange(file.ReadObjects(childCount, file.Tell));
}
protected bool Parse(AsfFile file)
{
if (file != null)
{
int size = file.ReadWord();
name = file.ReadUnicode(size);
type = (AsfDataType)file.ReadWord();
size = file.ReadWord();
switch (type)
{
case AsfDataType.Word:
lValue = file.ReadWord();
break;
case AsfDataType.Bool:
lValue = file.ReadDWord();
break;
case AsfDataType.DWord:
lValue = file.ReadDWord();
break;
case AsfDataType.QWord:
lValue = file.ReadQWord();
break;
case AsfDataType.Unicode:
sValue = file.ReadUnicode(size);
break;
case AsfDataType.Bytes:
bvValue = file.ReadBlock(size);
break;
default:
return(false);
}
return(true);
}
else
{
throw new ArgumentNullException("file");
}
}
public AsfHeaderObject(AsfFile file, long position) : base(file, position)
{
if (!Guid.Equals(AsfGuid.AsfHeaderObject))
{
throw new TagLibException(TagLibError.AsfObjectGuidIncorrect);
}
uint childCount = file.ReadDWord();
children = new List <AsfObject>((int)childCount);
reserved = file.ReadBlock(2);
foreach (AsfObject childObject in file.ReadObjects(childCount, file.Tell))
{
children.Add(childObject);
}
//children.AddRange(file.ReadObjects(childCount, file.Tell));
}
public AsfExtendedContentDescriptionObject(AsfFile file, long position) : base(file, position)
{
if (file != null)
{
if (!Guid.Equals(AsfGuid.AsfExtendedContentDescriptionObject))
throw new TagLibException(TagLibError.AsfObjectGuidIncorrect);
if (OriginalSize < 26)
throw new TagLibException(TagLibError.AsfObjectSizeTooSmall);
short count = file.ReadWord();
for (short i = 0; i < count; i++)
{
AsfContentDescriptor descriptor = new AsfContentDescriptor(file);
descriptors.Add(descriptor);
}
}
}
//////////////////////////////////////////////////////////////////////////
// public methods
//////////////////////////////////////////////////////////////////////////
public AsfStreamPropertiesObject (AsfFile file, long position) : base (file, position)
{
if (file != null)
{
if (!Guid.Equals (AsfGuid.AsfStreamPropertiesObject))
throw new TagLibException(TagLibError.AsfObjectGuidIncorrect);
if (OriginalSize < 78)
throw new TagLibException(TagLibError.AsfObjectSizeTooSmall);
stream_type = file.ReadGuid();
error_correction_type = file.ReadGuid();
time_offset = file.ReadQWord ();
int type_specific_data_length = (int)file.ReadDWord();
int error_correction_data_length = (int)file.ReadDWord();
flags = file.ReadWord();
reserved = file.ReadDWord();
type_specific_data = file.ReadBlock(type_specific_data_length);
error_correction_data = file.ReadBlock(error_correction_data_length);
}
}
public AsfExtendedContentDescriptionObject(AsfFile file, long position) : base(file, position)
{
if (file != null)
{
if (!Guid.Equals(AsfGuid.AsfExtendedContentDescriptionObject))
{
throw new TagLibException(TagLibError.AsfObjectGuidIncorrect);
}
if (OriginalSize < 26)
{
throw new TagLibException(TagLibError.AsfObjectSizeTooSmall);
}
short count = file.ReadWord();
for (short i = 0; i < count; i++)
{
AsfContentDescriptor descriptor = new AsfContentDescriptor(file);
descriptors.Add(descriptor);
}
}
}
public AsfFilePropertiesObject(AsfFile file, long position) : base(file, position)
{
if (file != null)
{
if (!Guid.Equals(AsfGuid.AsfFilePropertiesObject))
throw new TagLibException(TagLibError.AsfObjectGuidIncorrect);
if (OriginalSize < 104)
throw new TagLibException(TagLibError.AsfObjectSizeTooSmall);
fileId = file.ReadGuid();
fileSize = file.ReadQWord();
creationDate = file.ReadQWord();
dataPacketsCount = file.ReadQWord();
playDuration = file.ReadQWord();
sendDuration = file.ReadQWord();
preRoll = file.ReadQWord();
flags = file.ReadDWord();
minimumDataPacketSize = file.ReadDWord();
maximumDataPacketSize = file.ReadDWord();
maximumBitrate = file.ReadDWord();
}
}
protected bool Parse(AsfFile file)
{
if (file != null)
{
int size = file.ReadWord();
name = file.ReadUnicode(size);
type = (AsfDataType)file.ReadWord();
size = file.ReadWord();
switch (type)
{
case AsfDataType.Word:
lValue = file.ReadWord();
break;
case AsfDataType.Bool:
lValue = file.ReadDWord();
break;
case AsfDataType.DWord:
lValue = file.ReadDWord();
break;
case AsfDataType.QWord:
lValue = file.ReadQWord();
break;
case AsfDataType.Unicode:
sValue = file.ReadUnicode(size);
break;
case AsfDataType.Bytes:
bvValue = file.ReadBlock(size);
break;
default:
return false;
}
return true;
}
else throw new ArgumentNullException("file");
}
protected internal AsfContentDescriptor(AsfFile file) : this()
{
Parse(file);
}
protected internal AsfContentDescriptor(AsfFile file) : this()
{
Parse(file);
}