静止画を動画に変換 opencv python Raspberry Pi Zero W

静止画を動画に変換 opencv3.4.3 python3.6.7 Raspberry Pi Zero W
連番でない静止画74枚(1296×972, 72枚x約650KB=計49.2MB)→動画 v.mp4(1024×768, 779.2KB) へ変換OK

import cv2,glob

codec= cv2.VideoWriter_fourcc('m','p','4','v') #codec MP4V
v= cv2.VideoWriter('v.mp4',codec,5.0,(1024,768)) #filename,codec,fps,framesize,iscolor
#video= cv2.VideoWriter('v.mp4',codec,10.0,(1296,972)) #filename,codec,fps,framesize,iscolor

F= glob.glob('/home/pi/cam/181127/*.jpg')
F= sorted(F)

for x in F:
    #print(x)
    f= cv2.imread(x)
    f= cv2.resize(f,(1024,768))
    v.write(f)
v.release()
print('done')