Let's start by introducing Ffmpeg:ffmpeg is a free software that can run audio and video in a variety of formats, video, conversion, streaming, including libavcodec-This is a library of decoders for audio and video in multiple projects, and libavformat-- An audio and video format conversion Library.
Name origin: "FF" in the word "FFmpeg" refers to "Fast Forward" [2]. Some novice write to "FFmpeg" project leader, ask FF is not on behalf of "fast free" or "fast Fourier" meaning, "FFmpeg" the project leader replied "Just for the record, the original Meaning of "FF" in FFmpeg is "Fast Forward" ... "
First, FFmpeg download
Download the FFmpeg installation file to http://ffmpeg.org/first
Second, ffmpeg installation
A, unzip the download finished ffmpeg-20150407-git-c4b2017-win64-shared
B. Configure the path of the Ffmpeg.exe to path in the environment variable
Third, ffmpeg verification
Alt+r, enter cmd, enter ffmpeg on the DOS command line
The following prompt indicates that the FFmpeg installation was successful
Iv. Simple application of FFmpeg
I'm currently using it to convert a recorded video into a picture.
Ffmpeg.exe-i path \ filename to be converted. mp4-r 30-s 640*480 The path saved after conversion \ folder name/%d.jpg
Ffmpeg.exe-i C:\Users\Administrator\Desktop\video\20150407_174405.mp4-r 30-s 640x480 C:\Users\Administrator\ Desktop\video/%d.jpg
FFmpeg Download and install