Performance logs

[rageworx]

Left here to performance of each different platforms.

[rageworx]

srcnntest v0.1.9.35 / macOS 12 / Intel(R) Core(TM) i7-5557U CPU @ 3.10GHz

• Pictures/butterfly.png -> 8233 ms.

>  bin/srcnntest Pictures/butterfly.png --scale=2
- Loading image : Pictures/butterfly.png
- Image loaded type : PNG | 256 x 256 x 3 bytes
- Scaling ratio : 2.00
- Filter : Bicubic
- Processing SRCNN ... Test Ok, took 8233 ms.
- Saving rezied result to Pictures/butterfly_resized.png ... Ok.
- Saving convolution result to Pictures/butterfly_convolution.png ... Ok.

• Pictures/test.jpg ( a scene of castle and small lake ) = 67340 ms.

>  bin/srcnntest Pictures/test.jpg --scale=2
- Loading image : Pictures/test.jpg
- Image loaded type : JPEG | 960 x 540 x 3 bytes
- Scaling ratio : 2.00
- Filter : Bicubic
- Processing SRCNN ... Test Ok, took 67340 ms.
- Saving rezied result to Pictures/test_resized.png ... Ok.
- Saving convolution result to Pictures/test_convolution.png ... Ok.

• Looks without OpenMP, performance should not be better.
• macOS manages CPU not fully loaded while srcnn doing scaling.

[rageworx]

srcnntest v0.1.9.35 / debian linux aarch64 / rk3399 1.9GHz

• Rockchip RK3399, 2 Big + 4 Little cores, aarch64.
• Pictures/butterfly.png -> 2457 ms.

> bin/srcnntest Pictures/butterfly.png
- Loading image : Pictures/butterfly.png
- Image loaded type : PNG | 256 x 256 x 3 bytes
- Scaling ratio : 2.00
- Filter : Bicubic
- Processing SRCNN ... Test Ok, took 2457 ms.
- Saving resized result to Pictures/butterfly_resized.png ... Ok.
- Saving convolution result to Pictures/butterfly_convolution.png ... Ok.

• RK3399 faster about 3.5 times than Intel i7-5550u ...

[rageworx]

srcnntest v0.1.9.35 / debian linux armhf (32bit hard float) / Broadcom BCM2837B0 1.4GHz

• Pictures/butterfly.png -> 5182 ms.

>  bin/srcnntest Pictures/butterfly.png
- Loading image : Pictures/butterfly.png
- Image loaded type : PNG | 256 x 256 x 3 bytes
- Scaling ratio : 2.00
- Filter : Bicubic
- Processing SRCNN ... Test Ok, took 5182 ms.
- Saving resized result to Pictures/butterfly_resized.png ... Ok.
- Saving convolution result to Pictures/butterfly_convolution.png ... Ok.

• Still faster than Intel i7-5550u.

[rageworx]

srcnntest v0.1.9.35 / macOS 12 + libomp / Intel(R) Core(TM) i7-5557U CPU @ 3.10GHz

• not Xcode clang, homebrew installed llvm, with libomp ( OpenMP enabled )
• Pictures/butterfly.png -> 799 ms.

>  bin/srcnntest Pictures/butterfly.png --scale=2
- Loading image : Pictures/butterfly.png
- Image loaded type : PNG | 256 x 256 x 3 bytes
- Scaling ratio : 2.00
- Filter : Bicubic
- Processing SRCNN ... Test Ok, took 799 ms.
- Saving rezied result to Pictures/butterfly_resized.png ... Ok.
- Saving convolution result to Pictures/butterfly_convolution.png ... Ok.