File size: 2,477 Bytes
9e060c3 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | #!/bin/bash
INPUT_DIR="/mnt/jonathanDisk/ivritData"
OUTPUT_DIR="/mnt/jonathanDisk/ivritDataOpus"
CACHE_DIR="$HOME/ivritCache"
WORKERS=24
FF_CMD=$(which ffmpeg)
PROBE_CMD=$(which ffprobe)
echo "======================================================"
echo "Starting Distributed Audio Pipeline (v6)"
echo "Workers: $WORKERS"
echo "FFmpeg path: $FF_CMD"
echo "======================================================"
mkdir -p "$OUTPUT_DIR"
mkdir -p "$CACHE_DIR"
# [Phase 1 code remains unchanged here. Assuming we are focusing on Phase 2 scaling]
echo ">>> PHASE 2: Distributed Processing of new files..."
find "$INPUT_DIR" -type f \( -iname \*.wav -o -iname \*.mp3 -o -iname \*.flac -o -iname \*.m4a -o -iname \*.ogg \) -print0 | xargs -0 -P "$WORKERS" -I {} bash -c '
infile="$1"
in_dir="$2"
out_dir="$3"
cache_dir="$4"
ffmpeg_bin="$5"
relpath="${infile#$in_dir/}"
target_folder="$out_dir/$(dirname "$relpath")"
cache_folder="$cache_dir/$(dirname "$relpath")"
filename=$(basename "$infile")
outfile="$target_folder/${filename%.*}.opus"
lock_dir="${outfile}.lock"
# 1. IS IT DONE? (Check if output exists)
if [ -f "$outfile" ]; then
exit 0
fi
# Create the specific subfolders if they do not exist
mkdir -p "$target_folder" 2>/dev/null
mkdir -p "$cache_folder" 2>/dev/null
# 2. IS IT PROCESSING? (Atomic Lock)
# If mkdir fails, another worker/laptop already claimed this file. Skip it.
if ! mkdir "$lock_dir" 2>/dev/null; then
exit 0
fi
# If we made it here, this specific worker owns the file.
cache_source="$cache_folder/$filename"
cache_target="$cache_folder/${filename%.*}.opus"
# Process the file
if cp "$infile" "$cache_source"; then
if "$ffmpeg_bin" -y -hide_banner -loglevel error -i "$cache_source" -af "aresample=resample_cutoff=0.98" -ar 16000 -ac 1 -c:a libopus "$cache_target"; then
# Move finished file back to HDD
mv "$cache_target" "$outfile"
else
echo "Error encoding: $infile"
fi
# Clean up SSD Cache
rm -f "$cache_source"
else
echo "Error copying to SSD cache: $infile"
fi
# 3. RELEASE THE LOCK
# Clean up the lock directory so we do not leave orphaned locks if something failed
rm -rf "$lock_dir"
' _ {} "$INPUT_DIR" "$OUTPUT_DIR" "$CACHE_DIR" "$FF_CMD"
echo ">>> PHASE 2 COMPLETE."
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