Asset-Compression-Manager/acm-config-default.json

{
  "concurrency": 0,
  "profiles": {
    "default": {
      "jpeg": {
        "processors": ["cjpeg"],
        "extensions": [
          "jpg",
          "jpeg"
        ],
        "outputExtension": "jpg",
        "command": "cjpeg -optimize -quality 90 -progressive -outfile {{output_file}} {{input_file}}"
      },
      "png": {
        "processors": ["optipng"],
        "extensions": [
          "png"
        ],
        "outputExtension": "png",
        "command": "optipng -o2 -strip all -out {{output_file}} {{input_file}}"
      },
      "video": {
        "processors": ["ffmpeg"],
        "extensions": [
          "mp4",
          "webm"
        ],
        "outputExtension": "webm",
        "command": "ffmpeg -hide_banner -loglevel panic -i {{input_file}} -c:v libvpx -crf 10 {{output_file}}"
      },
      "audio": {
        "processors": ["ffmpeg", "opusenc"],
        "extensions": [
          "wav",
          "mp3"
        ],
        "outputExtension": "ogg",
        "command": "ffmpeg -hide_banner -loglevel panic -i {{input_file}} -f wav -| opusenc --bitrate 64 --vbr --downmix-stereo --discard-comments --discard-pictures - {{output_file}}"
      }
    },
    "placebo": {
      "jpeg": {
        "processors": ["cp"],
        "extensions": [
          "jpg",
          "jpeg"
        ],
        "outputExtension": "jpg",
        "preserveInputExtension": true,
        "command": "cp {{input_file}} {{output_file}}"
      },
      "png": {
        "processors": ["cp"],
        "extensions": [
          "png"
        ],
        "outputExtension": "png",
        "preserveInputExtension": true,
        "command": "cp {{input_file}} {{output_file}}"
      },
      "video": {
        "processors": ["cp"],
        "extensions": [
          "mp4",
          "webm"
        ],
        "outputExtension": "mp4",
        "preserveInputExtension": true,
        "command": "cp {{input_file}} {{output_file}}"
      },
      "audio": {
        "processors": ["cp"],
        "extensions": [
          "wav",
          "mp3"
        ],
        "outputExtension": "ogg",
        "preserveInputExtension": true,
        "command": "cp {{input_file}} {{output_file}}"
      }
    },
    "aggressive": {
      "jpeg": {
        "processors": ["ffmpeg", "cjpeg"],
        "extensions": [
          "jpg",
          "jpeg"
        ],
        "outputExtension": "jpg",
        "command": "export FILE={{output_file}} && export TEMP_FILE=${FILE}_tmp.jpg && ffmpeg -i {{input_file}} -vf scale=-1:720 ${TEMP_FILE} && cjpeg -optimize -quality 75 -progressive -outfile {{output_file}} ${TEMP_FILE} && rm ${TEMP_FILE}"
      },
      "png": {
        "processors": ["optipng"],
        "extensions": [
          "png"
        ],
        "outputExtension": "png",
        "command": "optipng -o2 -strip all -out {{output_file}} {{input_file}}"
      },
      "video": {
        "processors": ["ffmpeg"],
        "extensions": [
          "mp4",
          "webm"
        ],
        "outputExtension": "webm",
        "command": "ffmpeg -hide_banner -loglevel panic -i {{input_file}} -vf scale=-1:720 -c:v libvpx -crf 16 {{output_file}}"
      },
      "audio": {
        "processors": ["ffmpeg", "opusenc"],
        "extensions": [
          "wav",
          "mp3"
        ],
        "outputExtension": "ogg",
        "command": "ffmpeg -hide_banner -loglevel panic -i {{input_file}} -f wav -| opusenc --bitrate 64 --vbr --downmix-stereo --discard-comments --discard-pictures - {{output_file}}"
      }
    }
  }
}