private IEnumerable <QtAtom> GetAtomsFromComponent()
{
QtAtom dummyAtom = new QtAtom(Enumerable.Repeat(_detector, 1));
HashSet <QtAtom> atoms = new HashSet <QtAtom>();
Assert.That(File.Exists(string.Format(Path.Combine(PathName, "QTDetector.dll"))), Is.True, "Could not find the file 'QTDetector.dll'");
// Using 'LoadFile()' instead of 'LoadFrom()' causes the
// 'GetDetector()' method to fail for unknown reason.
Assembly assembly = Assembly.LoadFrom("QTDetector.dll");
foreach (Type type in assembly.GetTypes())
{
if (typeof(QtAtom).IsAssignableFrom(type) && !type.IsAbstract /*&& type != typeof(QtAtom)*/)
{
QtAtom atom = null;
// Try to get constructor with previousAtom as the only argument
ConstructorInfo constructorInfo = type.GetConstructor(BindingFlags.Public | BindingFlags.Instance, null, new[] { typeof(QtAtom) }, null);
if (constructorInfo != null)
{
atom = (QtAtom)constructorInfo.Invoke(BindingFlags.Default, null, new object[] { dummyAtom }, CultureInfo.CurrentCulture);
}
if (constructorInfo == null)
{
// If the above fails, try to get the constructor with
// previousAtom (QtAom) and atomName (AtomName) as the arguments.
constructorInfo = type.GetConstructor(BindingFlags.Public | BindingFlags.Instance, null, new[] { typeof(QtAtom), typeof(AtomName) }, null);
if (constructorInfo != null)
{
atom = (QtAtom)constructorInfo.Invoke(BindingFlags.Default, null, new object[] { dummyAtom, AtomName.Unknown }, CultureInfo.CurrentCulture);
}
}
if (constructorInfo == null)
{
// If the above fails, try to get the constructor with
// previousAtom (QtAom) and atomType (AtomType) as the arguments.
constructorInfo = type.GetConstructor(BindingFlags.Public | BindingFlags.Instance, null, new[] { typeof(QtAtom), typeof(ChunkOffset.AtomType) }, null);
if (constructorInfo != null)
{
atom = (QtAtom)constructorInfo.Invoke(BindingFlags.Default, null, new object[] { dummyAtom, ChunkOffset.AtomType.ChunkOffset32Bit }, CultureInfo.CurrentCulture);
}
}
Assert.IsNotNull(atom);
if (!atoms.Contains(atom, new EqualityComparer()))
{
atoms.Add(atom);
}
else
{
Assert.Fail("atom '{0}' already added.", Enum.GetName(typeof(AtomName), atom.HeaderName));
}
}
}
return(atoms);
}
public override bool IsSuitableParent(QtAtom parent)
{
if (!base.IsSuitableParent(parent))
{
return(false);
}
// It must be the last child in its parent
return(!parent.IsRoot && RelativeEndOffset == parent.RelativeEndOffset);
}
public void TestAtomIsCreatedByFactoryMethod()
{
// Create a collection containing all classes derived from QtAtom
// from the QuickTime/MP4/3GPP plug-in.
IEnumerable <QtAtom> atomsFromComponent = GetAtomsFromComponent();
// Call the QtAtom factory method to find out which classes are created
HashSet <QtAtom> atomsCreatedByFactory = new HashSet <QtAtom>();
QtAtom dummyAtom = new QtAtom(Enumerable.Repeat(_detector, 1));
foreach (AtomName atomName in Enum.GetValues(typeof(AtomName)))
{
QtAtom atom = QtParser.CreateAtom(dummyAtom, atomName, 0U);
Assert.IsNotNull(atom);
if (!atomsCreatedByFactory.Contains(atom, new EqualityComparer()))
{
atomsCreatedByFactory.Add(atom);
}
}
// Report any atom from component not created by the factory method
foreach (QtAtom atom in atomsFromComponent)
{
if (!atomsCreatedByFactory.Contains(atom, new EqualityComparer()))
{
Assert.Fail("Atom not created by factory: {0}", atom.GetType().Name);
}
}
// Atoms created by factory not in Component
foreach (QtAtom atom in atomsCreatedByFactory)
{
if (!atomsFromComponent.Contains(atom, new EqualityComparer()))
{
Assert.Fail("Atom not in component: {0}", atom.GetType().Name);
}
}
}
public Transcript(QtAtom previousHeader)
: base(previousHeader, AtomName.Transcript)
{
}
public NonprimarySource(QtAtom previousHeader)
: base(previousHeader, AtomName.NonprimarySource)
{
}
public PixelAspectRatio(QtAtom previousHeader)
: base(previousHeader, AtomName.PixelAspectRatio)
{
}
public ComponentDetect(QtAtom previousHeader)
: base(previousHeader, AtomName.ComponentDetect)
{
}
public VersionCheck(QtAtom previousHeader)
: base(previousHeader, AtomName.VersionCheck)
{
}
public CopyrightStatement(QtAtom previousHeader)
: base(previousHeader, AtomName.CopyrightStatement)
{
}
public DataRate(QtAtom previousHeader)
: base(previousHeader, AtomName.DataRate)
{
}
public TimeCode(QtAtom previousHeader)
: base(previousHeader, AtomName.TimeCode)
{
}
public KeywordsForComposerX(QtAtom previousHeader)
: base(previousHeader, AtomName.KeywordsForComposerX)
{
}
public NameOfComposer(QtAtom previousHeader)
: base(previousHeader, AtomName.NameOfComposer)
{
}
public KeywordsForArrangerX(QtAtom previousHeader)
: base(previousHeader, AtomName.KeywordsForArrangerX)
{
}
public NameOfArranger(QtAtom previousHeader)
: base(previousHeader, AtomName.NameOfArranger)
{
}
public UserDataListEntry(QtAtom previousHeader, AtomName atomName)
: base(previousHeader, atomName)
{
}
public Hint(QtAtom previousHeader)
: base(previousHeader, AtomName.Hint)
{
}
public MovieHeader(QtAtom previousHeader)
: base(previousHeader, AtomName.MovieHeader)
{
}
public TrackReferenceType(QtAtom previousHeader, AtomName atomName)
: base(previousHeader, atomName)
{
}
public AvcParameterSampleEntry(QtAtom previousHeader)
: base(previousHeader, AtomName.AvcParameterSampleEntry)
{
}
public MediaHeader(QtAtom previousHeader)
: base(previousHeader, AtomName.MediaHeader)
{
}
public SampleDescription(QtAtom previousHeader)
: base(previousHeader, AtomName.SampleDescription)
{
}
public Bitrate(QtAtom previousHeader)
: base(previousHeader, AtomName.Bitrate)
{
}
public SampleGroupDescriptionBox(QtAtom previousHeader)
: base(previousHeader, AtomName.SampleGroupDescriptionBox)
{
}
public AmrwpSpecific(QtAtom previousHeader)
: base(previousHeader, AtomName.AmrwpSpecific)
{
}
public Mpeg4BitRateBox(QtAtom previousHeader)
: base(previousHeader, AtomName.Mpeg4BitRateBox)
{
}
public VideoSampleDescription(QtAtom previousHeader, AtomName atomName)
: base(previousHeader, atomName)
{
}
public ChapterList(QtAtom previousHeader)
: base(previousHeader, AtomName.ChapterList)
{
}
public HandlerReference(QtAtom previousHeader)
: base(previousHeader, AtomName.HandlerReference)
{
}
public Synchronization(QtAtom previousHeader)
: base(previousHeader, AtomName.Synchronization)
{
}
