ConvertOnline

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1. Convert Online
2. Video Converters
3. MKV to VOB

{
  "convert": "mkv-vob",
  "multiple": true,
  "from": "mkv",
  "to": "vob",
  "controls": [
    {
      "type": "number",
      "name": "vframes",
      "label": "Number of Video Frames",
      "optional": true,
      "range": {
        "min": 1,
        "max": 1000000
      },
      "desc": "Specifies the total number of video frames to output. Useful for clipping or testing. Leave empty to convert the full video."
    },
    {
      "type": "dropdown",
      "name": "framerate",
      "label": "Frame Rate (fps)",
      "options": [
        {
          "label": "24 fps (Film)",
          "value": "24"
        },
        {
          "label": "25 fps (PAL)",
          "value": "25"
        },
        {
          "label": "29.97 fps (NTSC)",
          "value": "29.97"
        },
        {
          "label": "30 fps",
          "value": "30"
        },
        {
          "label": "60 fps (High)",
          "value": "60"
        }
      ],
      "defaultValue": "25",
      "desc": "Sets the frame rate of the output video. For DVD/VOB, PAL (25 fps) or NTSC (29.97 fps) are standard."
    },
    {
      "type": "text",
      "name": "resolution",
      "label": "Resolution",
      "optional": true,
      "placeholder": "e.g. 720x576",
      "desc": "Sets the video resolution (width x height). Leave blank to preserve the original resolution. DVD standard is 720x576 (PAL) or 720x480 (NTSC)."
    },
    {
      "type": "dropdown",
      "name": "aspect_ratio",
      "label": "Aspect Ratio",
      "options": [
        {
          "label": "4:3 (Standard)",
          "value": "4:3"
        },
        {
          "label": "16:9 (Widescreen)",
          "value": "16:9"
        }
      ],
      "defaultValue": "4:3",
      "desc": "Sets the display aspect ratio of the output video. 4:3 is standard for DVDs, while 16:9 is common for widescreen content."
    },
    {
      "type": "dropdown",
      "name": "video_bitrate",
      "label": "Video Bitrate",
      "options": [
        {
          "label": "1000 kbps",
          "value": "1000k"
        },
        {
          "label": "2000 kbps",
          "value": "2000k"
        },
        {
          "label": "4000 kbps (Standard DVD)",
          "value": "4000k"
        },
        {
          "label": "6000 kbps",
          "value": "6000k"
        },
        {
          "label": "8000 kbps (High)",
          "value": "8000k"
        }
      ],
      "defaultValue": "4000k",
      "desc": "Sets the video bitrate. Higher values result in better quality but larger file sizes. Standard DVD bitrate is ~4000 kbps."
    },
    {
      "type": "dropdown",
      "name": "video_codec",
      "label": "Video Codec",
      "options": [
        {
          "label": "MPEG-2 (DVD Standard)",
          "value": "mpeg2video"
        },
        {
          "label": "Copy (No re-encoding)",
          "value": "copy"
        }
      ],
      "defaultValue": "mpeg2video",
      "desc": "Select the video codec. MPEG-2 is required for DVD compatibility. Use 'copy' only if the source is already compatible."
    },
    {
      "type": "text",
      "name": "timecode",
      "label": "Start Timecode",
      "optional": true,
      "placeholder": "hh:mm:ss[:;.]ff",
      "desc": "Sets the starting timecode for the video. This is optional and used for syncing or reference in editing workflows."
    },
    {
      "type": "dropdown",
      "name": "pass",
      "label": "Encoding Pass",
      "options": [
        {
          "label": "1-Pass (Faster)",
          "value": "1"
        },
        {
          "label": "2-Pass (Better Quality)",
          "value": "2"
        }
      ],
      "defaultValue": "1",
      "desc": "Selects encoding pass mode. 2-pass encoding provides better bitrate distribution and quality but takes more time."
    }
  ],
  "note": "When converting MKV to VOB, make sure the video codec is compatible with DVD standards (usually MPEG-2). VOB is a container used in DVDs, so it's ideal to match PAL or NTSC resolutions and frame rates. Use 720x576 @ 25fps for PAL or 720x480 @ 29.97fps for NTSC. Audio options can be added separately based on format.",
  "type": "video",
  "operation": "convert"
}