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Video Conversion

Convert CAVS to MP4 Online — Free

Fast, free CAVS to MP4 converter. No registration required.

またはインポート元

200万以上のファイル変換

数千人のユーザーに信頼されています

安全な転送

HTTPS暗号化アップロード

プライバシー優先

処理後にファイルを自動削除

登録不要

すぐに変換を開始

どこでも動作

あらゆるブラウザ、あらゆるデバイス

変換方法

1

Upload your .cavs file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .mp4 file when it's ready.

CAVSとは?

CAVS (AVS/AVS+/AVS2) is the Chinese national audio/video coding standard used in Chinese digital television broadcasting. It offers comparable quality to H.264 with different patent licensing.

形式の詳細

正式名称
Chinese Audio Video Coding Standard
拡張子
.cavs

主な特徴

  • Chinese DTV standard
  • AVS/AVS2 codec
  • Broadcast quality
  • National standard

MP4とは?

MP4 is the most widely used video container format. It stores video, audio, subtitles, and metadata. Compatible with virtually every device and platform, from smartphones to smart TVs.

形式の詳細

正式名称
MPEG-4 Part 14
拡張子
.mp4

主な特徴

  • Universal compatibility
  • Streaming support
  • Small file sizes
  • Hardware-accelerated playback

CAVSとMP4の比較

特徴CAVSMP4
正式名称Chinese Audio Video Coding StandardMPEG-4 Part 14
拡張子.cavs.mp4
最適な用途Chinese DTV standardUniversal compatibility

よくある質問

Our converter preserves resolution, frame rate, and audio tracks by default. The MP4 output uses optimized codec settings to maintain quality as close to the original CAVS as possible.
Free users can convert videos up to 100MB. Pro users can convert files up to 2GB with server-side processing — no software installation needed.
Most videos convert in under 60 seconds. Longer or higher-resolution files may take 1-3 minutes. Processing runs on our servers, so your device stays fast.
Yes. Our video converter is browser-based — works on iPhone, Android, tablet, and desktop. No app download required.
Yes. Audio is preserved by default during video conversion. You can also adjust audio codec, bitrate, and volume in the advanced settings.

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