video2x/tests/test_upscaler.py

56 lines
1.3 KiB
Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
import ctypes
import multiprocessing
import os
from pathlib import Path
import utils
from PIL import Image
from video2x import Upscaler, Video2X
def test_upscaling():
video2x = Video2X()
output_path = Path("data/test_video_output.mp4")
video2x.upscale(
Path("data/test_video.mp4"),
output_path,
None,
720,
3,
5,
0,
"waifu2x",
)
output_path.unlink()
def test_upscale_image():
# initialize upscaler instance
processing_queue = multiprocessing.Queue(maxsize=30)
processed_frames = multiprocessing.Manager().list([None])
pause = multiprocessing.Value(ctypes.c_bool, False)
upscaler = Upscaler(processing_queue, processed_frames, pause)
image = Image.open("data/test_image.png")
upscaled_image = upscaler.upscale_image(image, 1680, 960, "waifu2x", 3)
reference_image = Image.open("data/test_image_ref.png")
assert utils.get_image_diff(upscaled_image, reference_image) < 0.5
def test_get_scaling_tasks():
dimensions = [320, 240, 3840, 2160]
for algorithm, correct_answer in [
("waifu2x", [2, 2, 2, 2]),
["srmd", [3, 4]],
("realsr", [4, 4]),
("realcugan", [3, 4]),
]:
assert Upscaler._get_scaling_tasks(*dimensions, algorithm) == correct_answer