#!/bin/bash
#
# Add a silent audio track to a video asset
#
# Usage:
#
#    jaddsilence in-file out-file
#
# in-file     : input video file
# out-file    : write output file here
#
SCRIPT="${0}"
SCRIPT_DIR="$(cd "$(dirname "${SCRIPT}")" && pwd)"
. "${SCRIPT_DIR}"/jvcl_common

IN_FILE="${1?no video-file provided}"
OUT_FILE="${2?no out-file provided}"

echo "
{
  \"assets\": [
    { \"name\": \"input\", \"path\": \"${IN_FILE}\" }
  ],
  \"operations\": [
    {
      \"operation\": \"add-silence\",
      \"creates\": {
        \"name\": \"with_silence\",
        \"dest\": \"${OUT_FILE}\"
      },
      \"source\": \"input\"
    }
  ]
}
" | "${SCRIPT_DIR}"/jvcl ${JVCL_OPTIONS}