How to use ffmpeg to extract parts of the video
- #HOW TO USE FFMPEG TO EXTRACT PARTS OF THE VIDEO HOW TO#
- #HOW TO USE FFMPEG TO EXTRACT PARTS OF THE VIDEO INSTALL#
- #HOW TO USE FFMPEG TO EXTRACT PARTS OF THE VIDEO CODE#
ffmpeg -i original_video.avi -ab 56 -ar 44100 -b 200 -r 15 -s 320x240 -f flv final_video.flv Convert. flv, while specifying various parameters as such as the display size. flv is a very popular format for web videos. This command convert videos to a specified file format: ffmpeg -i original_video.mpg final_video.avi Convert. mpg: ffmpeg -i original_video.avi final_video.mpg Convert. mpgĬoverting video files from a format to another is extremely simple. ffmpeg -i input_sound.avi -vn -ar 44100 -ac 2 -ab 192k -f mp3 output_sound.mp3 Convert. ffmpeg -i source_video.avi -b 300 -s 320x240 -vcodec xvid -ab 32 -ar 24000 -acodec aac final_video.mp4Įxtract Sound From a Video, And Save It in Mp3 FormatĬreating an audio file from a video is an easy task: ffmpeg -i source_video.avi -vn -ar 44100 -ac 2 -ab 192k -f mp3 sound.mp3įFmpeg isn’t only for videos, there’s a lot you can do with audio files as well. Same goes with Sony PSP: The command line below takes a source video file and creates an output file compatible with Sony PSP. You can easily convert a video for iPhones and older iPods using this command: ffmpeg -i source_video.avi input -acodec aac -ab 128kb -vcodec mpeg4 -b 1200kb -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 320x180 -title X final_video.mp4 Encode a Video Sequence for the iPod/iPhone ss indicates the starting time, and -t indicates the duration. In the example above, we are cutting out a part starting at 00:00:30 into the original file with a 5 seconds length. This can be done super easily: ffmpeg -ss 00:00:30 -i orginalfile.mpg -t 00:00:05 -vcodec copy -acodec copy newfile.mpg The same works with images as well: ffmpeg -i input.jpg -vf scale=320:240 output_320x240.png Extract a Portion of a VideoĪnother very common operation on video files is to extract a specific portion of a given video. Using the -vf scale filter, it is possible to resize videos to a desired size: ffmpeg -i input.avi -vf scale=320:240 output.avi
#HOW TO USE FFMPEG TO EXTRACT PARTS OF THE VIDEO HOW TO#
The commands contained in this guide describes how to perform various tasks as such as video files conversion, audio file sound extraction, encoding files for iPod or PSP, converting a video to a gif file, and more.
#HOW TO USE FFMPEG TO EXTRACT PARTS OF THE VIDEO INSTALL#
Please refer to the official documentation if you need any help to install FFmpeg.
#HOW TO USE FFMPEG TO EXTRACT PARTS OF THE VIDEO CODE#
The program and its source code can be downloaded here.
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Extract Sound From a Video, And Save It in Mp3 Format.Encode a Video Sequence for the iPod/iPhone.