generalize convert-to-mp3 into convert-audio with selectable target format

- rename task to convert-audio, support mp3/flac/wav/ogg/aac/opus targets - add options input type with selectable pill buttons in UI - extend seed script parser to handle YAML list properties (options) Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-08 16:42:44 +00:00
parent 729ffb930b
commit 2caccc183c
4 changed files with 91 additions and 14 deletions
@@ -0,0 +1,51 @@
+---
+name: Convert Audio
+description: Convert audio files between formats, preserving metadata.
+version: 1
+mode: script
+language: bash
+triggers:
+  - type: file
+    extensions:
+      - mp3
+      - flac
+      - wav
+      - ogg
+      - wma
+      - aac
+      - m4a
+      - opus
+      - aiff
+      - aif
+      - ape
+      - wv
+      - alac
+      - dsf
+      - dff
+  - type: directory
+inputs:
+  file_path:
+    type: string
+    description: Path to an audio file or directory to convert.
+  target_format:
+    type: string
+    description: Target format
+    default: mp3
+    options:
+      - mp3
+      - flac
+      - wav
+      - ogg
+      - aac
+      - opus
+  delete_source:
+    type: boolean
+    description: Delete source files after successful conversion.
+    default: false
+args: [file_path]
+---
+
+# Convert Audio
+
+Convert audio files between formats using ffmpeg, preserving metadata.
+Supports single file conversion and batch directory conversion.
@@ -0,0 +1,99 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# ── Task: Convert Audio ──
+
+EXTENSIONS="mp3|flac|wav|ogg|wma|aac|m4a|opus|aiff|aif|ape|wv|alac|dsf|dff"
+TARGET_FORMAT="${INPUT_TARGET_FORMAT:-mp3}"
+DELETE_SOURCE="${INPUT_DELETE_SOURCE:-false}"
+
+ffmpeg_args_for_format() {
+  case "$1" in
+    mp3)  echo "-codec:a libmp3lame -b:a 320k -id3v2_version 3" ;;
+    flac) echo "-codec:a flac" ;;
+    wav)  echo "-codec:a pcm_s16le" ;;
+    ogg)  echo "-codec:a libvorbis -q:a 6" ;;
+    aac)  echo "-codec:a aac -b:a 256k" ;;
+    opus) echo "-codec:a libopus -b:a 192k" ;;
+    *)    echo "Unsupported format: $1" >&2; return 1 ;;
+  esac
+}
+
+FFMPEG_ARGS=$(ffmpeg_args_for_format "$TARGET_FORMAT") || exit 1
+
+process_file() {
+  local input="$1"
+  local ext="${input##*.}"
+  local dir
+  dir="$(dirname "$input")"
+  local base
+  base="$(basename "$input" ".$ext")"
+  local output="$dir/$base.$TARGET_FORMAT"
+
+  if [[ "${ext,,}" == "$TARGET_FORMAT" ]]; then
+    echo "Skipping (already $TARGET_FORMAT): $input"
+    return 0
+  fi
+
+  if [[ -f "$output" ]]; then
+    echo "Skipping (output exists): $output"
+    return 0
+  fi
+
+  echo "Converting: $input → $output"
+  # shellcheck disable=SC2086
+  if ffmpeg -nostdin -i "$input" $FFMPEG_ARGS -map_metadata 0 -y "$output" 2>/dev/null; then
+    echo "  Done"
+    if [[ "$DELETE_SOURCE" == "true" ]]; then
+      rm "$input"
+      echo "  Deleted source"
+    fi
+  else
+    echo "  Failed" >&2
+    return 1
+  fi
+}
+
+# ── Template: File Processor ──
+
+TARGET="${1:-${INPUT_FILE_PATH:-}}"
+
+if [[ -z "$TARGET" ]]; then
+  echo "Error: No file or directory path provided" >&2
+  exit 1
+fi
+
+if [[ ! -e "$TARGET" ]]; then
+  echo "Error: Path does not exist: $TARGET" >&2
+  exit 1
+fi
+
+converted=0
+failed=0
+
+if [[ -f "$TARGET" ]]; then
+  if process_file "$TARGET"; then
+    converted=$((converted + 1))
+  else
+    failed=$((failed + 1))
+  fi
+elif [[ -d "$TARGET" ]]; then
+  while IFS= read -r -d '' file; do
+    if process_file "$file"; then
+      converted=$((converted + 1))
+    else
+      failed=$((failed + 1))
+    fi
+  done < <(find "$TARGET" -type f -regextype posix-extended -iregex ".*\.($EXTENSIONS)" -print0 | sort -z)
+
+  if [[ $converted -eq 0 && $failed -eq 0 ]]; then
+    echo "No matching files found in: $TARGET"
+    exit 0
+  fi
+else
+  echo "Error: Not a file or directory: $TARGET" >&2
+  exit 1
+fi
+
+echo ""
+echo "Summary: $converted processed, $failed failed"