ConvertOnline

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1. Convert Online
2. Video Converters
3. MP4 to FLV

{
  "convert": "mp4-flv",
  "multiple": true,
  "from": "mp4",
  "to": "flv",
  "controls": [
    {
      "type": "dropdown",
      "name": "frame_rate",
      "label": "Frame Rate (FPS)",
      "options": [
        {
          "label": "24 FPS (Cinematic)",
          "value": "24"
        },
        {
          "label": "30 FPS (Standard)",
          "value": "30"
        },
        {
          "label": "60 FPS (High Motion)",
          "value": "60"
        }
      ],
      "defaultValue": "30",
      "desc": "Sets the number of frames per second in the output video. Higher FPS results in smoother motion but larger file size."
    },
    {
      "type": "dropdown",
      "name": "resolution",
      "label": "Video Resolution",
      "options": [
        {
          "label": "426x240 (240p)",
          "value": "426x240"
        },
        {
          "label": "640x360 (360p)",
          "value": "640x360"
        },
        {
          "label": "854x480 (480p)",
          "value": "854x480"
        },
        {
          "label": "1280x720 (720p HD)",
          "value": "1280x720"
        },
        {
          "label": "1920x1080 (1080p Full HD)",
          "value": "1920x1080"
        }
      ],
      "defaultValue": "854x480",
      "desc": "Controls the output video dimensions. Lower resolutions reduce file size and are suitable for streaming."
    },
    {
      "type": "dropdown",
      "name": "aspect_ratio",
      "label": "Aspect Ratio",
      "options": [
        {
          "label": "16:9 (Widescreen)",
          "value": "16:9"
        },
        {
          "label": "4:3 (Standard)",
          "value": "4:3"
        },
        {
          "label": "1.7777",
          "value": "1.7777"
        },
        {
          "label": "1.3333",
          "value": "1.3333"
        }
      ],
      "defaultValue": "16:9",
      "desc": "Sets the display aspect ratio of the video. Common formats are 16:9 (widescreen) and 4:3 (classic TV)."
    },
    {
      "type": "dropdown",
      "name": "video_bitrate",
      "label": "Video Bitrate",
      "options": [
        {
          "label": "500 kbps (Low)",
          "value": "500k"
        },
        {
          "label": "1000 kbps (Medium)",
          "value": "1000k"
        },
        {
          "label": "2000 kbps (High)",
          "value": "2000k"
        },
        {
          "label": "4000 kbps (Very High)",
          "value": "4000k"
        }
      ],
      "defaultValue": "1000k",
      "desc": "Sets the target video bitrate. Higher bitrates provide better quality at the cost of larger file sizes."
    },
    {
      "type": "dropdown",
      "name": "audio_bitrate",
      "label": "Audio Bitrate",
      "options": [
        {
          "label": "64 kbps",
          "value": "64k"
        },
        {
          "label": "96 kbps",
          "value": "96k"
        },
        {
          "label": "128 kbps (Standard)",
          "value": "128k"
        },
        {
          "label": "192 kbps",
          "value": "192k"
        }
      ],
      "defaultValue": "128k",
      "desc": "Sets the bitrate for the audio stream. Higher values provide clearer sound at the cost of file size."
    },
    {
      "type": "text",
      "optional": true,
      "name": "timecode",
      "label": "Initial Timecode",
      "placeholder": "00:00:00:00",
      "desc": "Set an initial SMPTE timecode (e.g., 00:00:00:00) for the video stream. Useful for editing and broadcasting workflows."
    }
  ],
  "note": "FLV is a legacy format optimized for streaming over Flash. It supports only H.264 video and MP3/AAC audio. Resolution and bitrate settings can help reduce bandwidth usage for web delivery. Ensure compatibility with streaming services before choosing FLV as an output format.",
  "type": "video",
  "operation": "convert"
}