4Easysoft MP4 Converter can pro many sorts of products, for example MP4 to AVI converter and DVD to MP4 converter,etc. It also can pro many kinds of articles,such as converting any video to MP4 format. So you can use it to freely change video effect (Brightness, contrast, saturation) and add watermark for the output video freely. Key features: 1. Set video effect This MP4 converting tool has been designed user-friendly in order to allow you to set the video Brightness, Contrast, Saturation. Checking Deinterlacing helps you to convert interlaced video to the progressive video, this function can optimize the video effect. 2. Extract video Allow you to capture your favorite video clips from your video files by setting the exact start and end time, or dragging the slider bar. 3. Crop video Frame the video play region that you want using this MP4 Video Converter like the smart scissors. 4. Watermark your video To personalize your video, try to add picture or text watermark with customized transparence, position and other features in your movie. 5. More settings for you to customize Set the Video Encoder, Resolution, Frame Rate, Video Bitrate. You can directly input your own resolution; set the Audio Encoder, Sample Rate, Channels, Audio Bitrate. You also can save all the output settings as your preference, which is saved in the user-defined column automatically.