示例#1
0
        public EncoderParameters GetEncoderParameterList(Guid encoder)
        {
            Status status;
            uint   sz;

            status = GDIPlus.GdipGetEncoderParameterListSize(nativeObject, ref encoder, out sz);
            GDIPlus.CheckStatus(status);

            IntPtr            rawEPList = Marshal.AllocHGlobal((int)sz);
            EncoderParameters eps;

            try {
                status = GDIPlus.GdipGetEncoderParameterList(nativeObject, ref encoder, sz, rawEPList);
                eps    = EncoderParameters.FromNativePtr(rawEPList);
                GDIPlus.CheckStatus(status);
            }
            finally {
                Marshal.FreeHGlobal(rawEPList);
            }

            return(eps);
        }