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py: Add CameraManager.read_event()

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Add CameraManager.read_event() so that the user does not need to call
os.read().

We use eventfd, and we must always read 8 bytes. Hiding that inside
read_event() makes sense.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Tomi Valkeinen 2022-05-27 17:44:23 +03:00 • committed by Laurent Pinchart
parent ccfcf5f235
commit 210ce547a4
3 changed files with 10 additions and 4 deletions
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3
test/py/unittests.py
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@ -7,7 +7,6 @@ from collections import defaultdict
import errno
import gc
import libcamera as libcam
import os
import selectors
import time
import typing
@ -278,7 +277,7 @@ class SimpleCaptureMethods(CameraTesterBase):
while running:
events = sel.select()
for key, _ in events:
os.read(key.fd, 8)
cm.read_event()
ready_reqs = cm.get_ready_requests()