Opening H. 264 MP4 Files in VirtualDub Michael Lee April 10, 2010 at 211 pm. Brian, I realize this is a relatively old post, and that youve. SubStation Alpha or Sub Station Alpha, abbreviated SSA, is a subtitle file format created by CS Low also known as Kotus that allows for more advanced subtitles. Pc Software Definition more. Virtualdub Mp4 Plugin' title='Virtualdub Mp4 Plugin' />Encoding movies for playback To use your own movies with this plugin, they needs to be encoded to any supported format first. Using FFMPEG is the easiest way to do it. AVI Trimmer Download  IMPORTANT NOTICEFormerly known as Solveig. MM AVI Trimmer MKV, AVI Trimmer is an advanced, yet intuitive video trimming application that you can use to cut out smaller sections from movie files, whether they have a large or small size. It offers extensive file type support when it comes to video e. Subtitles are supported too. Pay attention to the installer. The installation procedure doesnt take long. The app offers to install WMP Trimmer Plugin, a plugin made by the same developer, which adds media editing features to Windows Media Player. However, since its ad supported, AVI Trimmer offers to download and install third party components as well, so be careful not to rush through the wizard steps. You can decline the offers by deselecting all options. Intuitive interface for loading movies. Its wrapped in a clean and intuitive interface that asks you for a media file to get started. An extensive list with computer file formats and detailed descriptions. Also offers the possibility to convert files to various other file formats. After loading the video contents in the main window, you can play the movie, preview random frames and zoom in a filmstrip to help you seek a specific position, as well as take JPEG snapshots. If the movie has multiple audio and video streams, then you can pick the preferred one. Add markers to create multiple segments for trimming. Multiple markers can be added to the film strip to make cutout selections. Its possible to remove all audio from a specific selection before extracting the clip, slice movies by duration, size or into equal parts, change the time format, as well as to keep or delete any marked segments. The timeline fragments can be inverted. Furthermore, you can ask the utility to ignore any trimming errors during processing. As far as additional tools are concerned, AVI Trimmer provides you with a time calculator, history list of user activity, program logging mode, and Direct Show filters preview. It supports keyboard shortcuts for all important commands and these can be remapped. Evaluation and conclusion. The application worked smoothly in our tests, without triggering the OS to hang, crash or prompt error messages. It carried out video splitting jobs swiftly while remaining light on system resources consumption. The only issue is that the developer is a bit aggressive when promoting its other products. In our case, it managed to also install Solveig. MM Video Splitter Home Edition, although we didnt ask for it. To wrap it up, AVI Trimmer offers a surprisingly rich set of features dedicated to video editing, especially when taking into account that this is a free version. Additional features can be found in Solveig. MM Video Splitter Business Edition.