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Update vilib.py - to include flag that allows simultaneous video recording w/ audio #4

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Update vilib.py - to include flag that allows simultaneous video recording w/ audio #4

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80d32a7
Update vilib.py - to include flag that allows simultaneous recording
donrestarone Mar 1, 2025
46b0b28
Update vilib.py
donrestarone Mar 1, 2025
a508d9e
debug - default: No such process
donrestarone Mar 1, 2025
649958e
debug - FfmpegOutput.start() got an unexpected keyword argument 'qual…
donrestarone Mar 1, 2025
ecb3a03
try using ffmpeg stdin
donrestarone Mar 1, 2025
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15 changes: 12 additions & 3 deletions vilib/vilib.py
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,9 @@
# set libcamera2 log level
os.environ['LIBCAMERA_LOG_LEVELS'] = '*:ERROR'
from picamera2 import Picamera2

import libcamera
import subprocess

import cv2
import numpy as np
Expand Down Expand Up @@ -247,9 +249,13 @@ def camera():
preview_config.queue = True
# preview_config.raw = {'size': (2304, 1296)}
preview_config.controls = {'FrameRate': 60} # change picam2.capture_array() takes time

try:
picam2.start()
if Vilib.record_av:
ffmpeg = subprocess.Popen(['ffmpeg', '-i', '-', '-vcodec', 'copy', '-an', 'test.mpg',], stdin=subprocess.PIPE)
picam2.start_recording(ffmpeg.stdin, format='h264', bitrate=2000000)
else:
picam2.start()
except Exception as e:
print(f"\033[38;5;1mError:\033[0m\n{e}")
print("\nPlease check whether the camera is connected well" +\
Expand Down Expand Up @@ -341,16 +347,19 @@ def camera():
print(e)
finally:
print('camera close')
if Vilib.record_av:
picam2.stop_recording()
picam2.close()
cv2.destroyAllWindows()

@staticmethod
def camera_start(vflip=False, hflip=False, size=None):
def camera_start(vflip=False, hflip=False, size=None, record_av=False):
if size is not None:
Vilib.camera_size = size
Vilib.camera_hflip = hflip
Vilib.camera_vflip = vflip
Vilib.camera_run = True
Vilib.record_av = record_av
Vilib.camera_thread = threading.Thread(target=Vilib.camera, name="vilib")
Vilib.camera_thread.daemon = False
Vilib.camera_thread.start()
Expand Down