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Windows fullscreen fix #19

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Windows fullscreen fix #19

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52c6d1d
Ignore artifacts in slides folder
jeertmans Jul 18, 2022
0440fda
Fix low quality issue on Windows with `--fullscreen` flag set
jeertmans Jul 18, 2022
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3 changes: 2 additions & 1 deletion .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -8,4 +8,5 @@ __pycache__/
/media
/presentation

/.vscode
/.vscode
slides/
27 changes: 25 additions & 2 deletions manim_presentation/present.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,9 @@
import argparse
from enum import Enum
import platform
import ctypes



class Config:
@classmethod
Expand Down Expand Up @@ -176,7 +179,7 @@ def __init__(self, presentations, start_paused=False, fullscreen=False):
self.last_time = now()

if fullscreen:
cv2.namedWindow("Video", cv2.WND_PROP_FULLSCREEN)
cv2.namedWindow("Video", cv2.WINDOW_FREERATIO)
cv2.setWindowProperty("Video", cv2.WND_PROP_FULLSCREEN, cv2.WINDOW_FULLSCREEN)

@property
Expand All @@ -203,7 +206,27 @@ def run(self):
def show_video(self):
self.lag = now() - self.last_time
self.last_time = now()
cv2.imshow("Video", self.lastframe)

frame = self.lastframe

if platform.system() == "Windows":
user32 = ctypes.windll.user32
screen_width, screen_height = user32.GetSystemMetrics(0), user32.GetSystemMetrics(1)

frame_height, frame_width, _ = frame.shape

scaleWidth = float(screen_width)/float(frame_width)
scaleHeight = float(screen_height)/float(frame_height)

if scaleHeight>scaleWidth:
imgScale = scaleWidth
else:
imgScale = scaleHeight

newX,newY = frame.shape[1]*imgScale, frame.shape[0]*imgScale
frame = cv2.resize(frame,(int(newX),int(newY)))

cv2.imshow("Video", frame)

def show_info(self):
info = np.zeros((130, 420), np.uint8)
Expand Down