public void SaveAdd(Image image, EncoderParameters encoderParams)
{
Status st;
IntPtr nativeEncoderParams = encoderParams.ToNativePtr();
st = GDIPlus.GdipSaveAddImage(nativeObject, image.NativeObject, nativeEncoderParams);
Marshal.FreeHGlobal(nativeEncoderParams);
GDIPlus.CheckStatus(st);
}
public void Save(string filename, ImageCodecInfo encoder, EncoderParameters encoderParams)
{
if (filename == null)
{
throw new ArgumentNullException("filename");
}
if (encoder == null)
{
throw new ArgumentNullException("encoder");
}
IntSecurity.DemandWriteFileIO(filename);
Status st;
Guid guid = encoder.Clsid;
if (encoderParams != null)
{
rawData = null;
IntPtr nativeEncoderParams = encoderParams.ToNativePtr();
st = GDIPlus.GdipSaveImageToFile(nativeObject, filename, ref guid, nativeEncoderParams);
Marshal.FreeHGlobal(nativeEncoderParams);
GDIPlus.CheckStatus(st);
}
try
{
bool saved = false;
if (rawData != null)
{
if (encoder.Clsid == guid)
{
using (FileStream fs = File.OpenWrite(filename))
{
fs.Write(rawData, 0, rawData.Length);
saved = true;
}
}
}
if (!saved)
{
st = GDIPlus.GdipSaveImageToFile(nativeObject, filename, ref guid, IntPtr.Zero);
GDIPlus.CheckStatus(st);
}
}
finally
{
GC.Collect();
GC.WaitForFullGCComplete();
}
}
public void Save(string filename, ImageCodecInfo encoder, EncoderParameters encoderParams)
{
Status st;
Guid guid = encoder.Clsid;
if (encoderParams == null)
{
st = GDIPlus.GdipSaveImageToFile(nativeObject, filename, ref guid, IntPtr.Zero);
}
else
{
IntPtr nativeEncoderParams = encoderParams.ToNativePtr();
st = GDIPlus.GdipSaveImageToFile(nativeObject, filename, ref guid, nativeEncoderParams);
Marshal.FreeHGlobal(nativeEncoderParams);
}
GDIPlus.CheckStatus(st);
}
public void Save(Stream stream, ImageCodecInfo encoder, EncoderParameters encoderParams)
{
Status st;
IntPtr nativeEncoderParams;
Guid guid = encoder.Clsid;
if (encoderParams == null)
{
nativeEncoderParams = IntPtr.Zero;
}
else
{
nativeEncoderParams = encoderParams.ToNativePtr();
}
try
{
if (GDIPlus.RunningOnUnix())
{
GDIPlus.GdiPlusStreamHelper sh = new GDIPlus.GdiPlusStreamHelper(stream, false);
st = GDIPlus.GdipSaveImageToDelegate_linux(nativeObject, sh.GetBytesDelegate, sh.PutBytesDelegate,
sh.SeekDelegate, sh.CloseDelegate, sh.SizeDelegate, ref guid, nativeEncoderParams);
}
else
{
st = GDIPlus.GdipSaveImageToStream(new HandleRef(this, nativeObject),
new ComIStreamWrapper(stream), ref guid, new HandleRef(encoderParams, nativeEncoderParams));
}
}
finally
{
if (nativeEncoderParams != IntPtr.Zero)
{
Marshal.FreeHGlobal(nativeEncoderParams);
}
}
GDIPlus.CheckStatus(st);
}
