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125
flac2m4a
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125
flac2m4a
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#!/usr/bin/env bash
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# -----------------------------------------------------------------------------
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# Title: flac2m4a
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# Purpose: Comprehensive flac to m4a auto-converter
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# Version: 1.0.0
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# Developer: h@x
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# -----------------------------------------------------------------------------
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set -euo pipefail
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trap 'echo "✗ ERROR on line $LINENO (exit code $?): ${BASH_COMMAND}" >&2' ERR
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IFS=$'\n\t'
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# === Input & output directories ===
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SRC_DIR="${1:-.}"
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DST_DIR="${2:-./m4a_output}"
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[[ -d "$SRC_DIR" ]] || {
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echo "ERROR: Source directory '$SRC_DIR' not found." >&2
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exit 1
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}
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mkdir -p "$DST_DIR"
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# === FFmpeg capability check ===
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if ! ffmpeg -hide_banner -muxers 2>/dev/null | grep -qw mov; then
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echo "ERROR: FFmpeg build lacks the MP4/mov muxer required for .m4a outputs." >&2
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exit 1
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fi
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# === Codec selection ===
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declare -a CODEC_OPTS
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if ffmpeg -hide_banner -encoders 2>/dev/null | grep -qw libfdk_aac; then
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CODEC_OPTS=( -c:a libfdk_aac -profile:a aac_he_v2 -cutoff 18000 -b:a 256k )
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echo "INFO: Using libfdk_aac HE-AAC v2 @256 kbps." >&2
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else
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CODEC_OPTS=( -c:a aac -b:a 256k )
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echo "WARNING: Falling back to native AAC @256 kbps." >&2
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fi
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declare -a META_OPTS=(
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-map_metadata 0
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-id3v2_version 3
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-write_id3v1 1
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-metadata:s:a encoder="ffmpeg/${CODEC_OPTS[1]}"
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)
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declare -a FFMPEG_OPTS=( -hide_banner -loglevel error -nostdin -n )
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# === Discover .flac files ===
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mapfile -d '' files < <(find "$SRC_DIR" -type f -iname '*.flac' -print0)
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TOTAL=${#files[@]}
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(( TOTAL > 0 )) || {
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echo "Nothing to do: no .flac files found under '$SRC_DIR'." >&2
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exit 0
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}
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echo "FOUND: $TOTAL .flac file(s) to process." >&2
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# === Progress-bar initialization ===
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BAR_WIDTH=40
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COUNT=0
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LAST_PCT=-1
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# pre-fill bar with dots, print initial line
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empty_bar=$(printf '%*s' "$BAR_WIDTH" '' | tr ' ' '.')
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printf "Progress: [%-${BAR_WIDTH}s] 0%% (%d/%d)\n" \
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"$empty_bar" 0 "$TOTAL" >&2
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# === Conversion loop with ANSI overwrite ===
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##declare -a SKIPPED CONVERTED
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##declare -A FAILED
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declare -a SKIPPED=()
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declare -a CONVERTED=()
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declare -A FAILED=()
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for SRC_FILE in "${files[@]}"; do
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(( COUNT += 1 ))
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REL_PATH="${SRC_FILE#"$SRC_DIR"/}"
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DST_FILE="$DST_DIR/${REL_PATH%.flac}.m4a"
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mkdir -p "$(dirname "$DST_FILE")"
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# calculate and render updated bar if % changed
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PCT=$(( COUNT * 100 / TOTAL ))
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if (( PCT != LAST_PCT )); then
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LAST_PCT=$PCT
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filled=$(( COUNT * BAR_WIDTH / TOTAL ))
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fbar=$(printf '%*s' "$filled" '' | tr ' ' '#')
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ebar=$(printf '%*s' "$(( BAR_WIDTH - filled ))" '' | tr ' ' '.')
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# move cursor up one line, carriage-return, then overwrite
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printf "\033[1A\rProgress: [%s%s] %3d%% (%d/%d)\n" \
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"$fbar" "$ebar" "$PCT" "$COUNT" "$TOTAL" >&2
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fi
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# skip or convert
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if [[ -f "$DST_FILE" ]]; then
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SKIPPED+=("$REL_PATH")
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else
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if ffmpeg "${FFMPEG_OPTS[@]}" -i "$SRC_FILE" \
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"${CODEC_OPTS[@]}" -vn "${META_OPTS[@]}" -f ipod "$DST_FILE"; then
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CONVERTED+=("$REL_PATH")
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else
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FAILED["$REL_PATH"]=1
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fi
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fi
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done
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# === Summary ===
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echo >&2
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printf "========== SUMMARY ==========\n" >&2
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printf "Skipped (already present): %d\n" "${#SKIPPED[@]}" >&2
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for f in "${SKIPPED[@]}"; do printf " • %s\n" "$f"; done >&2
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echo >&2
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printf "Converted: %d\n" "${#CONVERTED[@]}" >&2
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for f in "${CONVERTED[@]}"; do printf " • %s\n" "$f"; done >&2
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echo >&2
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printf "Failed: %d\n" "${#FAILED[@]}" >&2
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for f in "${!FAILED[@]}"; do printf " • %s\n" "$f"; done >&2
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echo >&2
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printf "Output directory: '%s'\n" "$DST_DIR" >&2
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echo "=============================" >&2
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# appropriate exit code
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(( ${#FAILED[@]} )) && exit 2 || exit 0
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56
typechecker
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56
typechecker
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@ -0,0 +1,56 @@
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#!/usr/bin/env bash
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# -----------------------------------------------------------------------------
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# Title: audit-dir-content.sh
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# Purpose: Comprehensive inventory of file types and subdirectory sizes
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# Version: 1.0.0
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# Developer: h@x
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# -----------------------------------------------------------------------------
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set -euo pipefail
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IFS=$'\n\t'
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WORKDIR="${PWD##*/}"
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echo "=== typecheck - Check your folders for filetypes v1.1 ==="
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echo
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echo "=== Inventory for: ${WORKDIR} ==="
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echo
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## 1) FILE-TYPE COUNTS
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echo ">> File-type breakdown (MIME) with counts"
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# Gather MIME types for all regular files at depth=1
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mapfile -t mime_types < <(
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find . -maxdepth 1 -type f -exec file --mime-type --brief {} + 2>/dev/null
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)
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if [ "${#mime_types[@]}" -eq 0 ]; then
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echo " No regular files detected."
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else
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printf '%s\n' "${mime_types[@]}" \
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| sort \
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| uniq -c \
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| awk '{ printf " %-5s %s\n", $1, $2 }'
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echo
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printf " Total files: %d\n" "${#mime_types[@]}"
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fi
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echo
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## 2) SUBDIRECTORY SIZES
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echo ">> Subdirectory inventory with sizes"
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# Identify each directory (excluding the current “.”) at depth=1
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mapfile -t subdirs < <(find . -maxdepth 1 -mindepth 1 -type d | sort)
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if [ "${#subdirs[@]}" -eq 0 ]; then
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echo " No subdirectories present."
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else
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# Compute human-readable size for each
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for dir in "${subdirs[@]}"; do
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# du -sh prints: “<size> <path>”
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size=$(du -sh -- "${dir}" 2>/dev/null | awk '{print $1}')
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name="${dir#./}"
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printf " %-10s %s\n" "${size}" "${name}"
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done
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echo
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printf " Total subdirectories: %d\n" "${#subdirs[@]}"
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fi
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echo "=== End of report ==="
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