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public static Relinquish ( |
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| value | ||
| return | void | |
public IntPtr ToShortArray(int x, int y, int width, int height, string mapping)
{
using (INativeInstance mappingNative = UTF8Marshaler.CreateInstance(mapping))
{
IntPtr exception = IntPtr.Zero;
IntPtr result;
#if PLATFORM_AnyCPU
if (NativeLibrary.Is64Bit)
#endif
#if PLATFORM_x64 || PLATFORM_AnyCPU
result = NativeMethods.X64.PixelCollection_ToShortArray(Instance, (UIntPtr)x, (UIntPtr)y, (UIntPtr)width, (UIntPtr)height, mappingNative.Instance, out exception);
#endif
#if PLATFORM_AnyCPU
else
#endif
#if PLATFORM_x86 || PLATFORM_AnyCPU
result = NativeMethods.X86.PixelCollection_ToShortArray(Instance, (UIntPtr)x, (UIntPtr)y, (UIntPtr)width, (UIntPtr)height, mappingNative.Instance, out exception);
#endif
var magickException = MagickExceptionHelper.Create(exception);
if (magickException == null)
{
return(result);
}
if (magickException is MagickErrorException)
{
if (result != IntPtr.Zero)
{
MagickMemory.Relinquish(result);
}
throw magickException;
}
RaiseWarning(magickException);
return(result);
}
}
public IntPtr ToByteArray(int x, int y, int width, int height, string mapping)
{
using (INativeInstance mappingNative = UTF8Marshaler.CreateInstance(mapping))
{
IntPtr exception = IntPtr.Zero;
IntPtr result;
#if ANYCPU
if (NativeLibrary.Is64Bit)
#endif
#if WIN64 || ANYCPU
result = NativeMethods.X64.PixelCollection_ToByteArray(Instance, (UIntPtr)x, (UIntPtr)y, (UIntPtr)width, (UIntPtr)height, mappingNative.Instance, out exception);
#endif
#if ANYCPU
else
#endif
#if !WIN64 || ANYCPU
result = NativeMethods.X86.PixelCollection_ToByteArray(Instance, (UIntPtr)x, (UIntPtr)y, (UIntPtr)width, (UIntPtr)height, mappingNative.Instance, out exception);
#endif
MagickException magickException = MagickExceptionHelper.Create(exception);
if (MagickExceptionHelper.IsError(magickException))
{
if (result != IntPtr.Zero)
{
MagickMemory.Relinquish(result);
}
throw magickException;
}
RaiseWarning(magickException);
return(result);
}
}
public IntPtr WriteBlob(MagickImage image, MagickSettings settings, out UIntPtr length)
{
using (INativeInstance settingsNative = MagickSettings.CreateInstance(settings))
{
IntPtr exception = IntPtr.Zero;
IntPtr result;
if (NativeLibrary.Is64Bit)
{
result = NativeMethods.X64.MagickImageCollection_WriteBlob(MagickImage.GetInstance(image), settingsNative.Instance, out length, out exception);
}
else
{
result = NativeMethods.X86.MagickImageCollection_WriteBlob(MagickImage.GetInstance(image), settingsNative.Instance, out length, out exception);
}
MagickException magickException = MagickExceptionHelper.Create(exception);
if (MagickExceptionHelper.IsError(magickException))
{
if (result != IntPtr.Zero)
{
MagickMemory.Relinquish(result);
}
throw magickException;
}
RaiseWarning(magickException);
return(result);
}
}
internal static string NativeToManagedAndRelinquish(IntPtr nativeData)
{
string result = NativeToManaged(nativeData);
MagickMemory.Relinquish(nativeData);
return(result);
}
/// <summary>
/// Returns the values of the pixels as an array.
/// </summary>
///<param name="x">The X coordinate of the area.</param>
///<param name="y">The Y coordinate of the area.</param>
///<param name="width">The width of the area.</param>
///<param name="height">The height of the area.</param>
///<param name="mapping">The mapping of the pixels (e.g. RGB/RGBA/ARGB).</param>
public byte[] ToByteArray(int x, int y, int width, int height, string mapping)
{
Throw.IfNullOrEmpty("mapping", mapping);
CheckArea(x, y, width, height);
IntPtr nativeResult = _NativeInstance.ToByteArray(x, y, width, height, mapping);
byte[] result = ByteConverter.ToArray(nativeResult, width * height * mapping.Length);
MagickMemory.Relinquish(nativeResult);
return(result);
}
public ushort[] ToShortArray(int x, int y, int width, int height, string mapping)
{
Throw.IfNullOrEmpty(nameof(mapping), mapping);
CheckArea(x, y, width, height);
IntPtr nativeResult = _NativeInstance.ToShortArray(x, y, width, height, mapping);
ushort[] result = ShortConverter.ToArray(nativeResult, width * height * mapping.Length);
MagickMemory.Relinquish(nativeResult);
return(result);
}
public virtual ushort[]? ToShortArray(int x, int y, int width, int height, string mapping)
{
var nativeResult = IntPtr.Zero;
try
{
nativeResult = _nativeInstance.ToShortArray(x, y, width, height, mapping);
return(ShortConverter.ToArray(nativeResult, width * height * mapping.Length));
}
finally
{
MagickMemory.Relinquish(nativeResult);
}
}
public virtual byte[] ToByteArray(int x, int y, int width, int height, string mapping)
{
var nativeResult = IntPtr.Zero;
byte[] result = null;
try
{
nativeResult = _nativeInstance.ToByteArray(x, y, width, height, mapping);
result = ByteConverter.ToArray(nativeResult, width * height * mapping.Length);
}
finally
{
MagickMemory.Relinquish(nativeResult);
}
return(result);
}
public virtual ushort[] ToShortArray(int x, int y, int width, int height, string mapping)
{
Throw.IfNullOrEmpty(nameof(mapping), mapping);
IntPtr nativeResult = IntPtr.Zero;
ushort[] result = null;
try
{
nativeResult = _nativeInstance.ToShortArray(x, y, width, height, mapping);
result = ShortConverter.ToArray(nativeResult, width * height * mapping.Length);
}
finally
{
MagickMemory.Relinquish(nativeResult);
}
return(result);
}
/// <summary>
/// Returns the values of the pixels as an array.
/// </summary>
/// <param name="x">The X coordinate of the area.</param>
/// <param name="y">The Y coordinate of the area.</param>
/// <param name="width">The width of the area.</param>
/// <param name="height">The height of the area.</param>
/// <param name="mapping">The mapping of the pixels (e.g. RGB/RGBA/ARGB).</param>
/// <returns>A <see cref="byte"/> array.</returns>
public byte[] ToByteArray(int x, int y, int width, int height, string mapping)
{
Throw.IfNullOrEmpty(nameof(mapping), mapping);
CheckArea(x, y, width, height);
IntPtr nativeResult = IntPtr.Zero;
byte[] result = null;
try
{
nativeResult = _nativeInstance.ToByteArray(x, y, width, height, mapping);
result = ByteConverter.ToArray(nativeResult, width * height * mapping.Length);
}
finally
{
MagickMemory.Relinquish(nativeResult);
}
return(result);
}