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Why is it important to call stop_recording() after start_recording() in picamera?

hard🧠 Conceptual Q10 of 15
Raspberry Pi - Camera Module
Why is it important to call stop_recording() after start_recording() in picamera?
ATo reset the camera resolution to default
BTo properly close the video file and save it without corruption
CTo automatically delete the recorded video
DTo pause the recording temporarily
Step-by-Step Solution
Solution:

  1. Step 1: Understand file handling in recording

    Stopping recording finalizes the video file so it can be played back correctly.

  2. Step 2: Eliminate incorrect options

    Stopping does not reset resolution, delete files, or pause recording.

  3. Final Answer:

    To properly close the video file and save it without corruption -> Option B

  4. Quick Check:

    stop_recording() finalizes file [OK]
Quick Trick: Always stop recording to save video file correctly [OK]
Common Mistakes:
MISTAKES
  • Thinking stop_recording resets settings
  • Assuming it deletes files
  • Confusing stop with pause

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