ImageConverterCInterface.cs

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using System.Runtime.InteropServices;
using IDSImaging.Peak.Common.Types;
using IDSImaging.Peak.ICV.Types;
using Microsoft.Win32.SafeHandles;
using BackendStatus = IDSImaging.Peak.ICV.Backend.Types.peak_icv_status;
 
namespace IDSImaging.Peak.ICV.Pipeline.Modules.Internal;
 
internal static class ImageConverterCInterface
{
    internal sealed class Handle : SafeHandleZeroOrMinusOneIsInvalid
    {
        internal Handle() : base(true)
        {
        }
 
        protected override bool ReleaseHandle()
        {
            return CInterface.peak_icv_Preprocessing_ImageConverter_Destroy(handle) == 0;
        }
    }
 
    internal static class CInterface
    {
        [DllImport(Global.LibraryName, CallingConvention = Global.CallingConvention)]
        public static extern BackendStatus peak_icv_Preprocessing_ImageConverter_Create(
            out Handle archiveHandle);
 
        [DllImport(Global.LibraryName, CallingConvention = Global.CallingConvention)]
        public static extern BackendStatus peak_icv_Preprocessing_ImageConverter_Destroy(IntPtr handle);
 
        [DllImport(Global.LibraryName, CallingConvention = Global.CallingConvention)]
        public static extern BackendStatus peak_icv_Preprocessing_ImageConverter_ReleaseBuffers(
            Handle handle);
 
        [DllImport(Global.LibraryName, CallingConvention = Global.CallingConvention)]
        public static extern BackendStatus peak_icv_Preprocessing_ImageConverter_Convert(
            Handle handle,
            Image.Handle inputImageHandle,
            PixelFormat pixelFormat,
            out Image.Handle outputImageHandle
        );
    }
}