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This commit is contained in:
Thomas Farstrike
2025-05-14 13:39:35 +02:00
parent 6fa179dc88
commit e0f557c5a8
1 changed files with 7 additions and 6 deletions
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internal_filesystem/apps/com.example.camtestnew/assets/camtestnew.py
+7 -6
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@@ -15,7 +15,7 @@ import time
th.disable()
cam = webcam.init("/dev/video0") # Initialize webcam with device path
memview = webcam.capture_frame(cam) # Returns memoryview
#memview = webcam.capture_frame(cam) # Returns memoryview
#time.sleep_ms(1000)
#static_bytes_obj = bytes(memview)
@@ -33,19 +33,20 @@ image_dsc = lv.image_dsc_t({
"cf": lv.COLOR_FORMAT.L8
},
'data_size': width * height,
'data': memview # Will be updated per frame
'data': None # Will be updated per frame
})
image.set_src(image_dsc)
for i in range(600):
#print(f"iteration {i}")
webcam.recapture_frame(cam) #refresh memview
#webcam.recapture_frame(cam) #refresh memview
memview = webcam.capture_frame(cam) # Returns memoryview
#bytes_obj = bytes(memview)
#print(f"got bytes: {len(bytes_obj)}")
#image_dsc.data = static_bytes_obj
#image_dsc.data = bytes_obj
#image.set_src(image_dsc)
image.invalidate()
image_dsc.data = memview
image.set_src(image_dsc)
#image.invalidate()
lv.task_handler()
time.sleep_ms(5) # seems to need more than 0 or 1 ms, otherwise there's almost never a new image...
lv.tick_inc(5)