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- #!/bin/bash
- devices="$(v4l2-ctl --list-devices)"
- if echo "$devices" | grep -q "^Cam Link"; then
- device="Cam Link"
- else
- device="USB Video"
- fi
- possible_streams="$(v4l2-ctl --list-devices | grep "^$device" -A 20 | \
- grep "^\s*/dev/" | sed 's/^\s*//')"
- [ -z "$possible_streams" ] && exit
- while IFS= read -r stream; do
- doas v4l2-ctl --device="$stream" --all | grep -q "^Video input" &&
- echo "$stream" && exit
- done <<< "$possible_streams"
|
