48 lines
1.3 KiB
Python
48 lines
1.3 KiB
Python
import os
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import argparse
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import time
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import cv2
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from os.path import join, getmtime
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def get_image_size(path):
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img = cv2.imread(path)
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height, width, _ = img.shape
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return (width, height)
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def generate_video(output, frames, size, fps):
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out = cv2.VideoWriter(
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args.output, cv2.VideoWriter_fourcc(*'DIVX'), args.fps, size)
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for frame in frames:
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img = cv2.imread(frame)
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out.write(img)
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out.release()
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def main(args):
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# Load input frames, sorted by creation time.
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files = [join(args.input, f) for f in os.listdir(
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args.input) if os.path.isfile(join(args.input, f))]
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files.sort(key=lambda x: getmtime(x))
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print('Generating video...')
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print(f'Frame count: {len(files)}')
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start = time.time()
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generate_video(args.output, files, get_image_size(files[0]), args.fps)
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print(
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f'Output file {args.output} generated in {time.time() - start} seconds.')
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument(
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"-i", "--input", help="path to a directory containing all frames")
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parser.add_argument(
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"-o", "--output", help="avi output file path", default="video.avi")
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parser.add_argument("-f", "--fps", type=int, help="frames per second", default=8)
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args = parser.parse_args()
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main(args)
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