|
public static ToArray ( |
||
| nativeData | ||
| Результат | byte[] | |
/// <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 static StringInfo CreateInstance(IntPtr instance)
{
if (instance == IntPtr.Zero)
{
return(null);
}
NativeStringInfo native = new NativeStringInfo(instance);
return(new StringInfo
{
Datum = ByteConverter.ToArray(native.Datum, native.Length),
});
}
internal static string NativeToManaged(IntPtr nativeData)
{
byte[] strbuf = ByteConverter.ToArray(nativeData);
if (strbuf == null)
{
return(null);
}
if (strbuf.Length == 0)
{
return(string.Empty);
}
return(Encoding.UTF8.GetString(strbuf, 0, strbuf.Length));
}
public static StringInfo?CreateInstance(IntPtr instance)
{
if (instance == IntPtr.Zero)
{
return(null);
}
var native = new NativeStringInfo(instance);
var datum = ByteConverter.ToArray(native.Datum, native.Length);
if (datum == null)
{
return(null);
}
return(new StringInfo(datum));
}
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);
}
/// <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);
}
