private void Check(MainForm form, IWICBitmapDecoderInfo info, Tag tag)
{
ComponentInfoHelper.CheckNotReserverdGuid(form, info.GetContainerFormat, this);
tag.PixelFormats = PixelFormatInfoRule.CheckPixelFormats(form, this, info.GetPixelFormats);
ComponentInfoHelper.CheckVersion(form, info.GetColorManagementVersion, this);
ComponentInfoHelper.CheckCommaSeparatedString(form, info.GetMimeTypes, ComponentInfoHelper.MimeMask, this);
tag.Extensions = ComponentInfoHelper.CheckCommaSeparatedString(form, info.GetFileExtensions, ComponentInfoHelper.ExtensionMask, this);
if (!info.DoesSupportMultiframe() && info.DoesSupportAnimation())
{
form.Add(this, Resources.DecoderAnimationIfMultiframe);
}
tag.SupportsMultiframe = info.DoesSupportMultiframe();
uint size = info.GetPatterns(0, IntPtr.Zero, out var count);
if (size != 0)
{
IntPtr p = Marshal.AllocCoTaskMem((int)size);
try
{
info.GetPatterns(size, p, out count);
WICBitmapPattern[] patterns = PropVariantMarshaler.ToArrayOf <WICBitmapPattern>(p, (int)count);
int index = 0;
var dups = new HashSet <int>();
foreach (WICBitmapPattern pattern in patterns)
{
index++;
if (pattern.Length == 0)
{
form.Add(this, Resources.PatternZeroLength, new DataEntry(Resources.PatternIndex, index));
}
else if (index < patterns.Length)
{
if (Array.FindIndex(patterns, index, delegate(WICBitmapPattern obj) { return(obj.EndOfStream == pattern.EndOfStream && obj.Position == pattern.Position && GetNormalizedMask(obj).ItemsEqual(GetNormalizedMask(pattern))); }) >= 0)
{
dups.Add(index);
}
}
}
if (dups.Count > 0)
{
form.Add(this, Resources.PatternDuplicated, new DataEntry(Resources.PatternIndices, dups.ToArray()));
}
}
finally
{
Marshal.FreeCoTaskMem(p);
}
}
if (count == 0 || size == 0)
{
form.Add(this, Resources.PatternNo);
}
}
private static byte[] GetNormalizedMask(WICBitmapPattern pattern)
{
byte[] t = PropVariantMarshaler.ToArrayOf <byte>(pattern.Pattern, (int)pattern.Length);
byte[] mask = PropVariantMarshaler.ToArrayOf <byte>(pattern.Mask, (int)pattern.Length);
for (int i = 0; i < t.Length; i++)
{
t[i] &= mask[i];
}
return(t);
}
WICRawToneCurvePoint[] CheckGetSupported(MainForm form, bool supported, Func <uint, IntPtr, uint> getter, DataEntry[] de)
{
WICRawToneCurvePoint[] value = null;
uint size = 0;
IntPtr p = IntPtr.Zero;
try
{
try
{
size = getter(0, IntPtr.Zero);
if (supported)
{
if (size > 0)
{
p = Marshal.AllocCoTaskMem((int)size);
}
}
else
{
form.Add(this, getter.ToString(Resources._0_ShouldFail, "0, NULL, ..."), de, new DataEntry(Resources.Expected, WinCodecError.WINCODEC_ERR_UNSUPPORTEDOPERATION));
}
}
catch (Exception e)
{
if (supported)
{
form.Add(this, getter.ToString(Resources._0_Failed, "0, NULL, ..."), de, new DataEntry(e));
}
else
{
form.CheckHRESULT(this, WinCodecError.WINCODEC_ERR_UNSUPPORTEDOPERATION, e, "0, NULL, ...", de);
}
}
if (size > 0)
{
try
{
uint newSize = getter(size, p);
if (newSize == size)
{
newSize = (uint)Marshal.ReadInt32(p);
value = PropVariantMarshaler.ToArrayOf <WICRawToneCurvePoint>(new IntPtr(p.ToInt64() + Marshal.SizeOf(newSize)), (int)newSize);
}
else
{
form.Add(this, getter.ToString(Resources._0_NotExpectedValue), de, new DataEntry(Resources.Expected, size), new DataEntry(Resources.Actual, newSize));
}
}
catch (Exception e)
{
form.Add(this, getter.ToString(Resources._0_Failed), de, new DataEntry(e));
}
}
}
finally
{
Marshal.FreeCoTaskMem(p);
}
return(value);
}
