39 lines
1.2 KiB
Bash
39 lines
1.2 KiB
Bash
#!/bin/bash
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# 1. Find the ASUS GC21 Video device
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# We look for "GC21" specifically to ignore the AverMedia
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DEVICE=$(v4l2-ctl --list-devices | grep -A 1 -i "GC21" | grep "/dev/video" | head -n 1 | xargs)
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if [ -z "$DEVICE" ]; then
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echo "❌ Error: ASUS GC21 Webcam not found!"
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exit 1
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fi
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echo "✅ Found Webcam at: $DEVICE"
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# 2. Setup Audio Loopback for the Webcam mic
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# This is useful if you want to hear yourself or test the mic
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echo "🔊 Starting Webcam Mic Loopback..."
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pactl unload-module module-loopback 2>/dev/null
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pactl load-module module-loopback latency_msec=40 source_dont_move=true
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# 3. Find the ASUS Audio source and set volume
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SOURCE_NAME=$(pactl list sources short | grep -i "GC21" | awk '{print $2}')
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if [ ! -z "$SOURCE_NAME" ]; then
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pactl set-source-volume "$SOURCE_NAME" 70%
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fi
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echo "📸 Launching Webcam Preview..."
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# 4. Launch ffplay
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# Note: Most internal webcaps are 1280x720 or 1920x1080 at 30fps.
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# I added -vf "format=yuv420p" to ensure it looks right on your HDR screen.
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ffplay -hide_banner -alwaysontop \
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-f v4l2 -video_size 1920x1080 -framerate 30 -i "$DEVICE" \
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-vf "format=yuv420p" \
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-fflags nobuffer -flags low_delay -framedrop -an
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# 5. Cleanup
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echo "🧹 Cleaning up audio..."
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pactl unload-module module-loopback
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