Write Video OpenCV

writeVideoOpenCV.py

video_name = "sample.mp4"
input_video_path = os.path.join("Input_Video", video_name)  # USER must Edit

# Load video
cap = cv2.VideoCapture(input_video_path)

# Get General Info
fps = cap.get(cv2.CAP_PROP_FPS)      # OpenCV2 version 2 used "CV_CAP_PROP_FPS"
frame_count = int(cap.get(cv2.CAP_PROP_FRAME_COUNT))
duration = int(frame_count/fps)
width  = int(cap.get(cv2.CAP_PROP_FRAME_WIDTH))  # float
height = int(cap.get(cv2.CAP_PROP_FRAME_HEIGHT)) # float

# Create folder to place output videos at same level directory as input folder
try:
    os.mkdir("Output_Video")
except FileExistsError:
    print ("Output Folder is ready already")

# Write video
video_name_part = video_name.split(".")    # sample & mp4 has been split
dest_path = os.path.join("Output_Video", video_name_part[0] + "_output." + video_name_part[1])
fourcc = cv2.VideoWriter_fourcc(*'X264')   #*'MP4V' or you may have to try a different combination check https://www.fourcc.org/
out = cv2.VideoWriter(dest_path, fourcc, fps, (width,height))
for frame_num in range(frame_count):
    cap.set(cv2.CAP_PROP_POS_FRAMES, frame_num)
    _,frame=cap.read()
    #Apply some processing and then ...
    out.write(frame)