ConvertOnline

Image

Audio

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1. Convert Online
2. Video Converters
3. AVI to M4V

{
  "convert": "avi-m4v",
  "multiple": true,
  "from": "avi",
  "to": "m4v",
  "controls": [
    {
      "type": "dropdown",
      "name": "video_bitrate",
      "label": "Video Bitrate",
      "options": [
        {
          "label": "500 kbps (Low)",
          "value": "500k"
        },
        {
          "label": "1000 kbps (Medium)",
          "value": "1000k"
        },
        {
          "label": "2000 kbps (Standard)",
          "value": "2000k"
        },
        {
          "label": "4000 kbps (High)",
          "value": "4000k"
        },
        {
          "label": "8000 kbps (Very High)",
          "value": "8000k"
        }
      ],
      "defaultValue": "2000k",
      "desc": "Sets the output video bitrate. Higher bitrates improve video quality but increase file size. 2000 kbps is a good default for SD/HD videos."
    },
    {
      "type": "number",
      "name": "frame_rate",
      "label": "Frame Rate (FPS)",
      "range": {
        "min": 1,
        "max": 120,
        "value": 30,
        "step": 1
      },
      "defaultValue": 30,
      "desc": "Controls the number of frames per second in the output video. Common frame rates are 24, 30, and 60 FPS. Higher FPS results in smoother motion."
    },
    {
      "type": "text",
      "name": "resolution",
      "label": "Resolution",
      "placeholder": "e.g. 1280x720",
      "desc": "Set the resolution of the output video using the format WIDTHxHEIGHT (e.g., 1920x1080 for Full HD). Leave blank to retain original resolution."
    },
    {
      "type": "dropdown",
      "name": "aspect_ratio",
      "label": "Aspect Ratio",
      "options": [
        {
          "label": "16:9 (Widescreen)",
          "value": "16:9"
        },
        {
          "label": "4:3 (Standard)",
          "value": "4:3"
        },
        {
          "label": "21:9 (Cinema)",
          "value": "21:9"
        },
        {
          "label": "1:1 (Square)",
          "value": "1:1"
        }
      ],
      "defaultValue": "16:9",
      "desc": "Defines the output aspect ratio. 16:9 is the most common for modern videos, while 4:3 is typical for older formats."
    },
    {
      "type": "dropdown",
      "name": "pass",
      "label": "Encoding Pass",
      "options": [
        {
          "label": "Single Pass",
          "value": 1
        },
        {
          "label": "Two Pass (Better Quality)",
          "value": 2
        }
      ],
      "defaultValue": 1,
      "desc": "Specifies the number of encoding passes. Two-pass encoding gives better quality at the same bitrate but takes longer."
    },
    {
      "type": "dropdown",
      "name": "audio_bitrate",
      "label": "Audio Bitrate",
      "options": [
        {
          "label": "64 kbps",
          "value": "64k"
        },
        {
          "label": "128 kbps (Standard)",
          "value": "128k"
        },
        {
          "label": "192 kbps",
          "value": "192k"
        },
        {
          "label": "256 kbps",
          "value": "256k"
        }
      ],
      "defaultValue": "128k",
      "desc": "Sets the output audio bitrate. Higher bitrates improve sound quality. 128 kbps is standard for stereo audio."
    }
  ],
  "note": "The M4V format is commonly used for Apple devices and is similar to MP4. FFmpeg allows encoding with a variety of options for bitrate, resolution, frame rate, and aspect ratio. Audio and video bitrates can be tuned for quality or size. Two-pass encoding is slower but results in better quality at the same bitrate.",
  "type": "video"
}