77 lines
2.0 KiB
Bash
77 lines
2.0 KiB
Bash
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#!/bin/bash
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# Script pour détecter les clics dans les fichiers FLAC du cache
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CACHE_DIR="${1:-/tmp/pmomusic_test/audio_cache}"
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if [ ! -d "$CACHE_DIR" ]; then
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echo "Error: Cache directory not found: $CACHE_DIR"
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exit 1
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fi
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echo "=== FLAC Click Detection Tool ==="
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echo "Scanning: $CACHE_DIR"
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echo ""
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# Vérifier que sox est installé
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if ! command -v sox &> /dev/null; then
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echo "Error: sox is not installed. Install it with: sudo apt install sox"
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exit 1
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fi
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count=0
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suspicious=0
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for file in "$CACHE_DIR"/*.orig.flac; do
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if [ ! -f "$file" ]; then
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echo "No FLAC files found in $CACHE_DIR"
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exit 0
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fi
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filename=$(basename "$file")
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echo "Analyzing: $filename"
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# Obtenir toutes les stats
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stats=$(sox "$file" -n stat 2>&1)
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# Extraire les valeurs importantes
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pk_lev=$(echo "$stats" | grep "Pk lev dB" | awk '{print $4}')
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rms_lev=$(echo "$stats" | grep "RMS lev dB" | awk '{print $4}')
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crest=$(echo "$stats" | grep "Crest factor" | awk '{print $3}')
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echo " Peak level: ${pk_lev:-N/A} dB"
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echo " RMS level: ${rms_lev:-N/A} dB"
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echo " Crest factor: ${crest:-N/A} dB"
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# Analyser la variance d'amplitude (détection de clics)
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# On compte le nombre de pics au-dessus d'un seuil
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peaks=$(sox "$file" -n stats 2>&1 | grep "Maximum amplitude" | awk '{print $3}')
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if [ -n "$peaks" ]; then
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# Si le peak est proche de 1.0 (clipping), c'est suspect
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is_clipping=$(echo "$peaks > 0.95" | bc -l 2>/dev/null)
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if [ "$is_clipping" = "1" ]; then
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echo " ⚠️ WARNING: Possible clipping detected!"
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suspicious=$((suspicious + 1))
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else
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echo " ✓ OK"
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fi
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else
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echo " ✓ OK"
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fi
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echo ""
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count=$((count + 1))
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done
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echo "=== Summary ==="
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echo "Files scanned: $count"
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echo "Suspicious files: $suspicious"
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if [ $suspicious -gt 0 ]; then
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echo ""
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echo "⚠️ Some files may have issues. Listen to them carefully."
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exit 1
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fi
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exit 0
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