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Merged
DarthAffe merged 1 commit into from
Jun 30, 2025
Merged

Added edit-mode #57

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35 changes: 32 additions & 3 deletions StableDiffusion.NET/Helper/ImageHelper.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -28,17 +28,46 @@ public static unsafe Image<ColorRGB> ToImage(Native.sd_image_t sdImage)
return image;
}

public static unsafe void Dispose(Native.sd_image_t image)
public static unsafe void Dispose(Native.sd_image_t image) => Marshal.FreeHGlobal((nint)image.data);

public static unsafe Native.sd_image_t ToSdImage(this IImage image, out nint dataPtr)
{
Marshal.FreeHGlobal((nint)image.data);
int sizeInBytes = image.SizeInBytes;

dataPtr = Marshal.AllocHGlobal(sizeInBytes);
image.CopyTo(new Span<byte>((void*)dataPtr, sizeInBytes));

return image.ToSdImage((byte*)dataPtr);
}

public static unsafe Native.sd_image_t ToSdImage(this IImage<ColorRGB> image, byte* pinnedReference)
public static unsafe Native.sd_image_t ToSdImage(this IImage image, byte* pinnedReference)
=> new()
{
width = (uint)image.Width,
height = (uint)image.Height,
channel = (uint)image.ColorFormat.BytesPerPixel,
data = pinnedReference
};

public static unsafe Native.sd_image_t* ToSdImagePtr(this IImage image, out nint dataPtr)
{
int sizeInBytes = image.SizeInBytes;

dataPtr = Marshal.AllocHGlobal(sizeInBytes);
image.CopyTo(new Span<byte>((void*)dataPtr, sizeInBytes));

return image.ToSdImagePtr((byte*)dataPtr);
}

public static unsafe Native.sd_image_t* ToSdImagePtr(this IImage image, byte* pinnedReference)
{
Native.sd_image_t* nativeImage = (Native.sd_image_t*)Marshal.AllocHGlobal(sizeof(Native.sd_image_t));

nativeImage->width = (uint)image.Width;
nativeImage->height = (uint)image.Height;
nativeImage->channel = (uint)image.ColorFormat.BytesPerPixel;
nativeImage->data = pinnedReference;

return nativeImage;
}
}
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