bytedeco/javacv

[aarch64] Could not find a valid device

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#2,002 opened on Mar 24, 2023

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Description

Error: [h264_v4l2m2m @ 0xffff38aed9c0] Could not find a valid device Error: [h264_v4l2m2m @ 0xffff38aed9c0] can't configure encoder org.bytedeco.javacv.FrameRecorder$Exception: avcodec_open2() error -22: Could not open video codec I am running this exception on an aarch64 device

Contributor guide

Research direction
Check if the aarch64 system has the required v4l2m2m kernel drivers and ffmpeg compiled with v4l2m2m support. Verify the device node exists and permissions are correct.
Tech stack
java
Domain
backend
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
Javaffmpeg
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60