// See QuickTime File Format Specification, 2010-08-03, pg.1
private static void ParseTcmiAtom(QtParser parser, uint size)
{
long tcmiPosition = (parser.Position - 4);
parser.AddAttribute(new FormattedAttribute <QtAtom.Attribute, uint>(QtAtom.Attribute.Size, size));
uint type = parser.GetFourCC(QtAtom.Attribute.Type);
parser.CheckAttribute(QtAtom.Attribute.Type, type == Tcmi, false);
parser.GetByte(QtAtom.Attribute.Version);
parser.GetThreeBytes(QtAtom.Attribute.Flags);
parser.GetUShort(Attribute.TextFont);
parser.GetUShort(Attribute.TextFace);
parser.GetUShort(Attribute.TextSize);
parser.GetUShort(Attribute.TcmiReserved);
parser.Parse(new Color(Attribute.TextColor));
parser.Parse(new Color(Attribute.BackgroundColor));
parser.GetPascalString(Attribute.FontName, 0);
parser.CheckAttribute(QtAtom.Attribute.Size, size == (parser.Position - tcmiPosition), false);
}
public override bool Parse(QtParser parser)
{
if (!base.Parse(parser))
{
return(false);
}
ushort regionSize = parser.GetUShort(Attribute.RegionSize);
parser.Parse(new RegionBounderyBox());
parser.CheckAttribute(Attribute.RegionSize, regionSize == parser.BytesRemaining);
if (Valid)
{
parser.GetHexDump(Attribute.ClippingRegionData, regionSize);
}
return(Valid);
}
public override bool Parse(QtParser parser)
{
if (!base.Parse(parser))
{
return(false);
}
if (!CheckComponentSubType(ComponentSubType.tmcd))
{
Valid = false;
return(Valid);
}
uint reserved = parser.GetUInt();
if (reserved == 0)
{
parser.AddAttribute(new FormattedAttribute <QtSampleDescriptionAtom.Attribute, int>(QtSampleDescriptionAtom.Attribute.Reserved, (int)reserved));
parser.GetShort(QtSampleDescriptionAtom.Attribute.Reserved);
parser.GetShort(QtSampleDescriptionAtom.Attribute.DataReferenceIndex);
reserved = parser.GetUInt(Attribute.Reserved1);
parser.CheckAttribute(Attribute.Reserved1, reserved == 0, true);
parser.Parse(new Flags());
parser.GetInt(Attribute.TimeScale);
parser.GetInt(Attribute.FrameDuration);
parser.GetByte(Attribute.NumberOfFrames);
reserved = parser.GetThreeBytes(Attribute.Reserved2);
parser.CheckAttribute(Attribute.Reserved2, reserved == 0, false);
if (parser.BytesRemaining > 0)
{
parser.GetHexDump(QtAtom.Attribute.AdditionalData, (int)parser.BytesRemaining);
}
}
else
{
ParseTcmiAtom(parser, reserved);
}
return(Valid);
}
