# ffmpeg stream to numpy arrays
```python
# ffmpeg must be installed!
$pip install ffmpeg-stream-to-numpy
from ffmpeg_stream_to_numpy import NumpyVideo
import cv2
vi = NumpyVideo(
videofile=r"C:\Users\Gamer\Videos\dfbs4.mp4",
ffmpeg_param=(
"-re", # real speed
"-hwaccel",
"cuda",
"-c:v",
"h264_cuvid",
),
)
for ini, i in enumerate(vi.play_video_ffmpeg()):
# do something here
cv2.imshow("test", i)
if cv2.waitKey(1) & 0xFF == ord("q"):
break
if ini == 100:
vi.playvideo = False # stops the stream
cv2.destroyAllWindows()
```
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