public static IEnumerable<KeyValuePair<Guid, string>> GetComponentInfoPairs(WICComponentType type, Remote remote)
{
HashSet<Guid> guids = new HashSet<Guid>();
foreach (IWICComponentInfo ci in GetComponentInfos(type))
{
Guid clsid;
ci.GetCLSID(out clsid);
guids.Add(clsid);
string s = Extensions.GetString(ci.GetFriendlyName);
if (string.IsNullOrEmpty(s))
{
s = string.Format(CultureInfo.CurrentUICulture, "CLSID: {0}", clsid);
}
yield return new KeyValuePair<Guid, string>(clsid, s);
}
if (remote != null)
{
foreach (var p in remote.GetComponentInfoPairs(type))
{
if (!guids.Contains(p.Key))
{
yield return p;
}
}
}
}
public AllComponentsRuleGroup(string text, WICComponentType type, Action <ComponentRuleGroup> childCreator, Remote remote)
: base(text)
{
foreach (var p in GetComponentInfoPairs(type, remote))
{
Nodes.Add(new ComponentRuleGroup(p.Key, p.Value, childCreator));
}
}
public AllComponentsRuleGroup(string text, WICComponentType type, Action<ComponentRuleGroup> childCreator, Remote remote)
: base(text)
{
foreach (var p in GetComponentInfoPairs(type, remote))
{
Nodes.Add(new ComponentRuleGroup(p.Key, p.Value, childCreator));
}
}
public virtual int GetComponentType(
out WICComponentType pType
)
{
var fp = GetFunctionPointer(3);
if (m_GetComponentTypeFunc == null)
{
m_GetComponentTypeFunc = (GetComponentTypeFunc)Marshal.GetDelegateForFunctionPointer(fp, typeof(GetComponentTypeFunc));
}
return(m_GetComponentTypeFunc(m_ptr, out pType));
}
private static IEnumerable <IWICBitmapCodecInfo> EnumerateCodecs(WICComponentType type)
{
var wfac = (IWICImagingFactory) new WICImagingFactory();
wfac.CreateComponentEnumerator(type, 0, out var unks);
if (unks != null)
{
var array = new object[1];
do
{
if (unks.Next(1, array, out var _) != 0)
{
break;
}
yield return((IWICBitmapCodecInfo)array[0]);
}while (true);
}
}
private static IEnumerable <IWICComponentInfo> GetComponentInfos(WICComponentType type)
{
IWICImagingFactory factory = (IWICImagingFactory) new WICImagingFactoryCoClass();
IEnumUnknown eu = null;
object[] o = new object[1];
try
{
eu = factory.CreateComponentEnumerator(type, WICComponentEnumerateOptions.WICComponentEnumerateDefault);
int hr = 0;
while (hr == 0)
{
uint fetched = 0;
hr = eu.Next(1, o, ref fetched);
Marshal.ThrowExceptionForHR(hr);
if (fetched == 1)
{
IWICComponentInfo ci = (IWICComponentInfo)o[0];
try
{
yield return(ci);
}
finally
{
Marshal.ReleaseComObject(ci);
}
}
}
}
finally
{
if (eu != null)
{
Marshal.ReleaseComObject(eu);
}
Marshal.ReleaseComObject(factory);
}
}
public static IEnumerable <IWICComponentInfo> GetComponentInfos(WICComponentType type)
{
IWICImagingFactory factory = (IWICImagingFactory) new WICImagingFactory();
IEnumUnknown eu = null;
object[] o = new object[1];
try
{
eu = factory.CreateComponentEnumerator(type, WICComponentEnumerateOptions.WICComponentEnumerateRefresh | WICComponentEnumerateOptions.WICComponentEnumerateDisabled);
int hr = 0;
while (hr == 0)
{
uint fetched = 0;
hr = eu.Next(1, o, ref fetched);
Marshal.ThrowExceptionForHR(hr);
if (fetched == 1)
{
IWICComponentInfo ci = (IWICComponentInfo)o[0];
try
{
yield return(ci);
}
finally
{
ci.ReleaseComObject();
}
}
}
}
finally
{
factory.ReleaseComObject();
eu.ReleaseComObject();
}
}
private static IEnumerable <Guid> EnumerateFormatsForExtension(WICComponentType type, string extension)
{
if (extension == null)
{
throw new ArgumentNullException(nameof(extension));
}
foreach (var info in EnumerateCodecs(type))
{
info.GetFileExtensions(0, null, out var len);
if (len >= 0)
{
var sb = new StringBuilder(len);
info.GetFileExtensions(len + 1, sb, out _);
var supportedExtensions = sb.ToString().Split(',');
if (supportedExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase))
{
if (info.GetContainerFormat(out var format) == 0)
{
yield return(format);
}
}
}
}
}
public static IEnumerable<IWICComponentInfo> GetComponentInfos(WICComponentType type)
{
IWICImagingFactory factory = (IWICImagingFactory)new WICImagingFactory();
IEnumUnknown eu = null;
object[] o = new object[1];
try
{
eu = factory.CreateComponentEnumerator(type, WICComponentEnumerateOptions.WICComponentEnumerateRefresh | WICComponentEnumerateOptions.WICComponentEnumerateDisabled);
int hr = 0;
while (hr == 0)
{
uint fetched = 0;
hr = eu.Next(1, o, ref fetched);
Marshal.ThrowExceptionForHR(hr);
if (fetched == 1)
{
IWICComponentInfo ci = (IWICComponentInfo)o[0];
try
{
yield return ci;
}
finally
{
ci.ReleaseComObject();
}
}
}
}
finally
{
factory.ReleaseComObject();
eu.ReleaseComObject();
}
}
public void GetComponentType(out WICComponentType pType)
{
Log.Error("MetadataHandlerInfo.GetComponentType called");
throw new NotImplementedException();
}
public extern IEnumUnknown CreateComponentEnumerator([In] WICComponentType componentTypes, [In] WICComponentEnumerateOptions options);
public static IEnumerable <IComObject <IWICComponentInfo> > EnumerateComponents(this IWICImagingFactory factory, WICComponentType type, WICComponentEnumerateOptions options)
{
using (var enumerator = factory.CreateComponentEnumerator(type, options))
{
do
{
var o = new object[1];
var fetched = 0;
enumerator.Object.Next(1, o, ref fetched);
if (fetched != 1)
{
break;
}
if (o[0] is IWICComponentInfo info)
{
yield return(new ComObject <IWICComponentInfo>(info));
}
}while (true);
}
}
public static IComObject <IEnumUnknown> CreateComponentEnumerator(this IWICImagingFactory factory, WICComponentType type = WICComponentType.WICAllComponents, WICComponentEnumerateOptions options = WICComponentEnumerateOptions.WICComponentEnumerateDefault)
{
if (factory == null)
{
throw new ArgumentNullException(nameof(factory));
}
factory.CreateComponentEnumerator(type, options, out var value).ThrowOnError();
return(new ComObject <IEnumUnknown>(value));
}
public static IComObject <IEnumUnknown> CreateComponentEnumerator(this IComObject <IWICImagingFactory> factory, WICComponentType type = WICComponentType.WICAllComponents, WICComponentEnumerateOptions options = WICComponentEnumerateOptions.WICComponentEnumerateDefault) => CreateComponentEnumerator(factory?.Object, type, options);
public KeyValuePair<Guid, string>[] GetComponentInfoPairs(WICComponentType type)
{
return AllComponentsRuleGroup.GetComponentInfoPairs(type, null).ToArray();
}
public KeyValuePair <Guid, string>[] GetComponentInfoPairs(WICComponentType type)
{
return(AllComponentsRuleGroup.GetComponentInfoPairs(type, null).ToArray());
}
public static IEnumerable <KeyValuePair <Guid, string> > GetComponentInfoPairs(WICComponentType type, Remote remote)
{
HashSet <Guid> guids = new HashSet <Guid>();
foreach (IWICComponentInfo ci in GetComponentInfos(type))
{
Guid clsid;
ci.GetCLSID(out clsid);
guids.Add(clsid);
string s = Extensions.GetString(ci.GetFriendlyName);
if (string.IsNullOrEmpty(s))
{
s = string.Format(CultureInfo.CurrentUICulture, "CLSID: {0}", clsid);
}
yield return(new KeyValuePair <Guid, string>(clsid, s));
}
if (remote != null)
{
foreach (var p in remote.GetComponentInfoPairs(type))
{
if (!guids.Contains(p.Key))
{
yield return(p);
}
}
}
}
