We'll use libx264 to encode a video stream in H.264. aac_latm AAC LATM (Advanced Audio Coding LATM syntax)Īlso check if a video can be encoded in H.264: $ ffmpeg -formats | grep 264 aac AAC (Advanced Audio Coding) (decoders: aac aac_fixed )ĭ.A.L. NOTE: If the command doesn't list any AAC library, try replacing -formats by -codecs: $ ffmpeg -codecs | grep -i aacĭEA.L. The last line with an E tells us that ffmpeg is compiled with the library libfdk_aac. Install ffmpeg with the libraries for encoding the audio in AAC and the video in H.264: $ sudo apt install ffmpegĬheck if an audio can be encoded in AAC: $ ffmpeg -formats | grep -i aacĭ aac raw ADTS AAC (Advanced Audio Coding) Install mencoder with mplayer: $ sudo apt install mplayer mencoderĪdd tools to create and manipulate MP3 or Vorbis audio files, OGM media streams and Matroska and MP4 containers: $ sudo apt install lame vorbis-tools ogmtools mkvtoolnix mkvtoolnix-gui gpac NOTE: The library ibdvdcss2 from VLC repository is also installed. To read a DVD: $ sudo add-apt-repository multiverse Install the codecs: $ sudo apt install ubuntu-restricted-extras Please obtain legal advice if you are unsure whether a particular patent or restriction applies to a media format you wish to use in your country. Patent and copyright laws operate differently depending on which country you are in. This article will let you find the right command and give you the confidence to go further. Both have so many parameters that searching for the right ones to obtain a particular target can be daunting. ffmpeg supports more input and output formats, including reading WMA files from Windows and writing MP4 and 3GP containers used in mobile phones. Mplayer has more filters than ffmpeg for processing a video and sound tracks. Each is capable of reading and writing audios and videos in many different formats using many different options. The standard open-source programs for transforming audio and video files are ffmpeg and mplayer. You want to play a movie extracted from a DVD on your phone, copy your CD collection on your PC, watch a program downloaded on the internet on your TV or broadcast a home video on the web? Learn to master the art of converting audio and video formats. 2,461 Transcoding an audio or a video file
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