Source code for bibliopixel.util.image.mp4

from .. import log
from . import file_writer

try:
    import cv2
except:
    log.error("""\
Could not import the OpenCV Python library - install it with:

    $ pip install opencv-python
""")
    cv2 = None

# https://tsaith.github.io/combine-images-into-a-video-with-python-3-and-opencv-3.html


[docs]class Writer(file_writer.FileWriter):
[docs] def write(self, filename, frames, fps, show=False): fps = max(1, fps) out = None try: for image in frames: frame = cv2.imread(image) if show: cv2.imshow('video', frame) if not out: height, width, channels = frame.shape fourcc = cv2.VideoWriter_fourcc(*'mp4v') out = cv2.VideoWriter(filename, fourcc, 20, (width, height)) out.write(frame) finally: out and out.release() cv2.destroyAllWindows()