how to turn mkv into mp4

How to play the rmvb mp4 mkv video file in Fedora 22? This is a problem that occurs after the Fedora system is installed. There is a tutorial on how to solve the problem of playing rmvb video in Fedora 21 on the Internet. In fact, Fedora 22 is also applicable, but Fedora 22

FFmpeg has very powerful features including video capture, video format conversion, video capture, video watermarking, etc. The use of these features on the Internet is mostly based on the command line. This is not conducive to our in-depth study of customized FFmpeg, in the future I will write a series of code to implement these features of the tutorial for everyone to learn. The first part of this series

, for example, I want to turn the original video code rate nearly 20000, my hard drive brother said this is too high, so I sacrificed some of the quality of 6000, the general turn anime words 1000-2000 enough. Bit rate pattern: average bit rate and 2 times coding is my common two modes, 2 times coding quality is better than average mode, but time consuming probably increases about 30%. (HD recommendation 2

The address of this project, the name is "audio-visual (some players can not put, and no time long display)", to seek starHttps://github.com/979451341/Audio-and-video-learning-materials1.MediaMuser descriptionMediamuser: The encapsulated encoded video stream and audio stream into the MP4 container, plainly able to integrate audio and video into a MP4 file, mediamuxer support only one video track and one aud

-filled film, which can be a movie, a short film, a coherent visual impact of rich graphics and audio. But from a rational point of view, video is a structured data, in the language of engineering, we can dissect the video into the following structure:Content Element (contents) Images (image) Audio Meta information (Metadata) Encoding Format (CODEC) video:h.264,h.265, ... AUDIO:AAC, HE-AAC, ... Container Package