Scaling Causes Crash in 1.39.0f1

[DrPleaseRespect]

Resizing causes a crash.
There are no error messages. It just starts not responding and then quits

This crash does not occur in 1.38.0f1

SessionLog for 1.39.0f1

4-17-2022 22:57:31: Status changed: Preprocessing...
4-17-2022 22:57:31: [ImgUtils] Reading MagickImage from F:\AI Upscalers Image\Cupscale1.39.0f1\CupscaleData\img-in\mima.png [OK]
4-17-2022 22:57:31: [ImgProc] Preprocessing F:\AI Upscalers Image\Cupscale1.39.0f1\CupscaleData\img-in\mima.png - Fill Alpha: True
4-17-2022 22:57:31: [ImgProc] Color depth of mima.png is 24.
4-17-2022 22:57:32: [ImgProc] Deleting source file: F:\AI Upscalers Image\Cupscale1.39.0f1\CupscaleData\img-in\mima.png
4-17-2022 22:57:32: Status changed: Loading ESRGAN (Pytorch)...
4-17-2022 22:57:32: [CMD] /C cd /D "F:\AI Upscalers Image\Cupscale1.39.0f1\CupscaleData\bin\esrgan-pytorch" & python upscale.py --input "F:\AI Upscalers Image\Cupscale1.39.0f1\CupscaleData\img-in" --output "F:\AI Upscalers Image\Cupscale1.39.0f1\CupscaleData\img-out"   --device_id 0   --alpha_mode 0   "F:\AI Upscalers Image\Cupscale1.39.0f1\Models\Anime\4x_NMKD-PatchySharp_100K.pth"
4-17-2022 22:57:34: Status changed: Upscaling...
4-17-2022 22:58:0: Status changed: Processing Tiles - 25%
4-17-2022 22:58:5: Status changed: Processing Tiles - 50%
4-17-2022 22:58:9: Status changed: Processing Tiles - 75%
4-17-2022 22:58:14: Status changed: Processing Tiles - 100%
4-17-2022 22:58:16: Status changed: Post-Processing...
4-17-2022 22:58:16: PostProc: Trimmed filename from 'mima.png.png' to 'mima.png'
4-17-2022 22:58:16: [ImgProc] Post-Processing mima.png to Png50, resize: True
4-17-2022 22:58:16: [ImgUtils] Reading MagickImage from F:\AI Upscalers Image\Cupscale1.39.0f1\CupscaleData\img-out\mima.png [OK]
4-17-2022 22:58:16: [ImgProc] Scaling to 50% with filter Mitchell...

... CRASH ...

SessionLog for 1.38.0f1

ImgProc] Converting F:\AI Upscalers Image\Cupscale1.39.0f1\mima.png to PngRaw, DelSrc: False, Fill: True, Ext: UseNew
[ImgProc] Color depth of mima.png is 24.
[ImgProc] Written image to F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\loaded-img\temp.png
IsDirNcnnModel Exception: Value cannot be null.
Parameter name: path. Defaulting to false.
[ImgProc] Preprocessing F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\img-in\mima.png - Fill Alpha: True
[ImgProc] Color depth of mima.png is 24.
[CMD] /C cd /D "F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\bin\esrgan-pytorch" & python upscale.py --input "F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\img-in" --output "F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\img-out"   --device_id 0   --alpha_mode 0   "F:\AI Upscalers Image\Cupscale1.39.0f1\Models\Anime\4x_NMKD-PatchySharp_100K.pth"
[Python] Model: 4x_NMKD-PatchySharp_100K
[Python] Upscaling...
[Python] 1 mima.png.png
[Python] Image loaded
[Python] Reloading model - model_path: F:\AI Upscalers Image\Cupscale1.39.0f1\Models\Anime\4x_NMKD-PatchySharp_100K.pth - last_model: None
[Python] Setting last_model to F:\AI Upscalers Image\Cupscale1.39.0f1\Models\Anime\4x_NMKD-PatchySharp_100K.pth
[Python] Upscaling image...
[Python] Tile 1/4
[Python] Tile 2/4
[Python] Tile 3/4
[Python] Tile 4/4
[Python] Image upscaled
[Python] Writing image to F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\img-out\mima.png.png
PostProc: Trimmed filename from 'mima.png.png' to 'mima.png'
[ImgProc] Post-Processing mima.png to Png50, resize: True
[ImgSharp] Scaling to 50% with filter Mitchell...
[ImgProc] ResizeImagePost: Resized using ImageSharp
[ImgProc] Written image to F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\img-out\mima.png
FilenamePostprocess: Moving F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\img-out\mima.png => F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\img-out\mima-4x_NMKD-PatchySharp_100K.png
Overwrite is off - keeping suffix.
[IOUtils] Copying directory "F:\AI Upscalers Image\Cupscale 1.38.0f1\CupscaleData\img-out" to "F:\AI Upscalers Image\Cupscale1.39.0f1" (Move: False - RemoveFromName: )

Specs:

• OS: Windows 10 (21H2)
• CPU: i5-10300H
• GPU: GTX 1650Ti Mobile
• RAM: 8GB

Programs installed that might conflict:

• ImageMagick (7.1.0-22)
• FFMPEG (4.2.3)
• Python 3.7.9

[DrPleaseRespect]

This problem gets solved with my PR
#129