job-ffmpeg.json

{
    "parameters": {
        "poolId": {
            "type": "string",
            "metadata": {
                "description": "The name of Azure Batch pool which runs the job"
            }
        },
        "jobId": {
            "type": "string",
            "metadata": {
                "description": "The name of Azure Batch job"
            }
        },
        "resolution": {
            "type": "string",
            "defaultValue": "428x240",
            "allowedValues": [
                "428x240",
                "854x480"
            ],
            "metadata": {
                "description": "Target video resolution"
            }
        }
    },
    "job": {
        "type": "Microsoft.Batch/batchAccounts/jobs",
        "apiVersion": "2016-12-01",
        "properties": {
            "id": "[parameters('jobId')]",
            "constraints": {
                "maxWallClockTime": "PT5H",
                "maxTaskRetryCount": 1
            },
            "poolInfo": {
                "poolId": "[parameters('poolId')]"
            },
            "taskFactory": {
                "type": "taskPerFile",
                "source": { 
                    "fileGroup": "ffmpeg-input"
                },
                "repeatTask": {
                    "commandLine": "ffmpeg -i {fileName} -y -s [parameters('resolution')] -strict -2 {fileNameWithoutExtension}_[parameters('resolution')].mp4",
                    "resourceFiles": [
                        {
                            "blobSource": "{url}",
                            "filePath": "{fileName}"
                        }
                    ],
                    "outputFiles": [
                        {
                            "filePattern": "{fileNameWithoutExtension}_[parameters('resolution')].mp4",
                            "destination": {
                                "autoStorage": {
                                    "path": "{fileNameWithoutExtension}_[parameters('resolution')].mp4",
                                    "fileGroup": "ffmpeg-output"
                                }
                            },
                            "uploadOptions": {
                                "uploadCondition": "TaskSuccess"
                            }
                        }
                    ]
                }
            },
            "onAllTasksComplete": "terminatejob"
        }
    }
}