shoofle/mirror-to-yesterday
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set up to work with the raspi gpio and such

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Shoofle 2024-08-05 13:40:03 -04:00
parent 996f417185
commit a93434251c
1 changed files with 35 additions and 29 deletions
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64
webcam.py
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@ -2,7 +2,8 @@ from datetime import datetime, date, time, timedelta
import os
import cv2
import gpiod
from gpiod import Direction, Value
import math
from gpiod.line import Direction, Value
#from wakepy import keep
def five_minute_segment_from(the_time):
@ -20,19 +21,21 @@ long_delay = timedelta(minutes=1)
last_time_stamp = five_minute_segment_from(datetime.now())
# live webcam feed
camera = cv2.VideoCapture(0)
camera = cv2.VideoCapture("/dev/video0")
if not camera.isOpened():
print("Cannot open camera")
exit()
# video writer
fourcc = cv2.VideoWriter_fourcc(*'H264')
fourcc = cv2.VideoWriter_fourcc(*'x264')
camera_fps = camera.get(cv2.CAP_PROP_FPS)
camera.set(cv2.CAP_PROP_FRAME_WIDTH, 1280)
camera.set(cv2.CAP_PROP_FRAME_HEIGHT, 720)
video_writer = cv2.VideoWriter(path_to_video_at(last_time_stamp),
fourcc,
camera_fps,
(int(camera.get(3)),int(camera.get(4))), #resolution
(cv2.VIDEOWRITER_PROP_HW_ACCELERATION, cv2.VIDEO_ACCELERATION_ANY)
)
# video feed from previously captured video
@ -50,30 +53,31 @@ queue = [(False, None)] * math.floor(camera_fps * 32) #queue of 32 seconds of fr
idx = 0 # current index into the frame queue
lines = {
"five_second": 1,
"thirty_second": 2,
"five_minute": 3,
"twelve_hour": 4,
"twenty_four_hour": 5
"five_second": 2,
"thirty_second": 3,
"five_minute": 4,
"twelve_hour": 5,
"twenty_four_hour": 6
}
input_line = gpiod.LineSettings(direction=Direction.INPUT)
#with keep.presenting():
with gpiod.request_lines(
"/dev/gpiochip0",
"/dev/gpiochip4",
consumer="mirror-to-yesterday",
config={
lines.five_second: gpiod.LineSettings(direction=Direction.INPUT),
lines.thirty_second: gpiod.LineSettings(direction=Direction.INPUT),
lines.five_minute: gpiod.LineSettings(direction=Direction.INPUT),
lines.twelve_hour: gpiod.LineSettings(direction=Direction.INPUT),
lines.twenty_four_hour: gpiod.LineSettings(direction=Direction.INPUT)
lines["five_second"]: input_line,
lines["thirty_second"]: input_line,
lines["five_minute"]: input_line,
lines["twelve_hour"]: input_line,
lines["twenty_four_hour"]: input_line,
}
) as io_lines:
while(True):
if last_time_stamp != five_minute_segment_from(datetime.now()):
# find file older than our long delay
oldest_file_path = path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(hours=24) - timedelta(minutes=10)))
oldest_file_path = path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(minutes=5) - timedelta(minutes=10)))
if os.path.isfile(oldest_file_path):
print(f"deleting old file {oldest_file_path}")
os.remove(oldest_file_path)
@ -91,13 +95,15 @@ with gpiod.request_lines(
if twenty_four_hours_ago.isOpened():
twenty_four_hours_ago.release()
twenty_four_hours_ago = cv2.VideoCapture(path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(hours=24))))
#twenty_four_hours_ago = cv2.VideoCapture(path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(hours=24))))
twenty_four_hours_ago = cv2.VideoCapture(path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(minutes=3))))
if twelve_hours_ago.isOpened():
twelve_hours_ago.release()
twelve_hours_ago = cv2.VideoCapture(path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(hours=12))))
#twelve_hours_ago = cv2.VideoCapture(path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(hours=12))))
twelve_hours_ago = cv2.VideoCapture(path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(minutes=2))))
if five_minutes_ago.isOpened():
five_minutes_ago.release()
five_minutes_ago = cv2.VideoCapture(path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(minutes=5))))
five_minutes_ago = cv2.VideoCapture(path_to_video_at(five_minute_segment_from(datetime.now() - timedelta(minutes=1))))
last_time_stamp = five_minute_segment_from(datetime.now())
@ -117,16 +123,16 @@ with gpiod.request_lines(
}
#valid, the_frame = frames.five_second
if io_lines.get_value(lines.twenty_four_hour):
valid, the_frame = frames.twenty_four_hour
elif io_lines.get_value(lines.twelve_hour):
valid, the_frame = frames.twelve_hour
elif io_lines.get_value(lines.five_minute):
valid, the_frame = frames.five_minute
elif io_lines.get_value(lines.thirty_second):
valid, the_frame = frames.thirty_second
else: #if io_lines.get_value(lines.five_second)
valid, the_frame = frames.five_second
if not io_lines.get_value(lines["twenty_four_hour"]):
valid, the_frame = frames["twenty_four_hour"]
elif not io_lines.get_value(lines["twelve_hour"]):
valid, the_frame = frames["twelve_hour"]
elif not io_lines.get_value(lines["five_minute"]):
valid, the_frame = frames["five_minute"]
elif not io_lines.get_value(lines["thirty_second"]):
valid, the_frame = frames["thirty_second"]
else: #if not io_lines.get_value(lines.five_second)
valid, the_frame = frames["five_second"]
if valid:
cv2.imshow("mirror", the_frame)