The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
ffplay – FFplay media player Synopsis ffplay [options] [input_url] Description FFplay is a very simple and portable media player using the FFmpeg libraries and the SDL library. It is mostly used as a testbed for the various FFmpeg APIs. Options All the numerical options, if not specified otherwise, accept a string representing a number as…
NAME ffmvforce – force orientation test for force-feedback devices SYNOPSIS ffmvforce <device> [-u <update rate>] DESCRIPTION ffmvforce generates a force in a given direction, indicated by the position of the mouse pointer in relation to the center of the tool’s window. Beware, the stress test may damage your device! OPTIONS <device> The device to test….
NAME ffmpegthumbnailer – fast and lightweight video thumbnailer SYNOPSIS ffmpegthumbnailer [options] DESCRIPTION Ffmpegthumbnailer is a lightweight video thumbnailer that can be used by file managers to create thumbnails for your video files. The thumbnailer uses ffmpeg to decode frames from the video files, so supported videoformats depend on the configuration flags of ffmpeg. OPTIONS -i<s>…
NAME ffmpeg2theora – command-line converter to create Ogg Theora and Ogg Vorbis files. SYNOPSIS ffmpeg2theora [options] inputfile DESCRIPTION This manual page documents briefly the ffmpeg2theora command. ffmpeg2theora is a program that converts any media file that ffmpeg can decode to Ogg Theora for video and Ogg Vorbis for audio. OPTIONS To read from standard input,…
NAME ffmpeg – ffmpeg video converter SYNOPSIS ffmpeg [global_options] {[input_file_options] -i input_url} … {[output_file_options] output_url} … DESCRIPTION ffmpeg is a very fast video and audio converter that can also grab from a live audio/video source. It can also convert between arbitrary sample rates and resize video on the fly with a high quality polyphase filter….
NAME ffmpeg-utils – FFmpeg utilities DESCRIPTION This document describes some generic features and utilities provided by the libavutil library. SYNTAX This section documents the syntax and formats employed by the FFmpeg libraries and tools. Quoting and escaping FFmpeg adopts the following quoting and escaping mechanism, unless explicitly specified. The following rules are applied: • ‘…
NAME ffmpeg-scaler – FFmpeg video scaling and pixel format converter DESCRIPTION The FFmpeg rescaler provides a high-level interface to the libswscale library image conversion utilities. In particular it allows one to perform image rescaling and pixel format conversion. SCALER OPTIONS The video scaler supports the following named options. Options may be set by specifying –option…
NAME ffmpeg-resampler – FFmpeg Resampler DESCRIPTION The FFmpeg resampler provides a high-level interface to the libswresample library audio resampling utilities. In particular it allows one to perform audio resampling, audio channel layout rematrixing, and convert audio format and packing layout. RESAMPLER OPTIONS The audio resampler supports the following named options. Options may be set by…
NAME ffmpeg-protocols – FFmpeg protocols DESCRIPTION This document describes the input and output protocols provided by the libavformat library. PROTOCOL OPTIONS The libavformat library provides some generic global options, which can be set on all the protocols. In addition each protocol may support so-called private options, which are specific for that component. Options may be…
NAME ffmpeg-formats – FFmpeg formats DESCRIPTION This document describes the supported formats (muxers and demuxers) provided by the libavformat library. FORMAT OPTIONS The libavformat library provides some generic global options, which can be set on all the muxers and demuxers. In addition each muxer or demuxer may support so-called private options, which are specific for…
NAME ffmpeg-filters – FFmpeg filters DESCRIPTION This document describes filters, sources, and sinks provided by the libavfilter library. FILTERING INTRODUCTION Filtering in FFmpeg is enabled through the libavfilter library. In libavfilter, a filter can have multiple inputs and multiple outputs. To illustrate the sorts of things that are possible, we consider the following filtergraph. [main]…
NAME ffmpeg-devices – FFmpeg devices DESCRIPTION This document describes the input and output devices provided by the libavdevice library. DEVICE OPTIONS The libavdevice library provides the same interface as libavformat. Namely, an input device is considered like a demuxer, and an output device like a muxer, and the interface and generic device options are the…
NAME ffmpeg-codecs – FFmpeg codecs DESCRIPTION This document describes the codecs (decoders and encoders) provided by the libavcodec library. CODEC OPTIONS libavcodec provides some generic global options, which can be set on all the encoders and decoders. In addition each codec may support so-called private options, which are specific for a given codec. Sometimes, a…
NAME ffmpeg-bitstream-filters – FFmpeg bitstream filters DESCRIPTION This document describes the bitstream filters provided by the libavcodec library. A bitstream filter operates on the encoded stream data, and performs bitstream level modifications without performing decoding. BITSTREAM FILTERS When you configure your FFmpeg build, all the supported bitstream filters are enabled by default. You can list…
NAME ffmpeg – ffmpeg video converter SYNOPSIS ffmpeg [global_options] {[input_file_options] -i input_url} … {[output_file_options] output_url} … DESCRIPTION ffmpeg is a very fast video and audio converter that can also grab from a live audio/video source. It can also convert between arbitrary sample rates and resize video on the fly with a high quality polyphase filter….
NAME ffind – Finds the name of the file or directory using a given inode SYNOPSIS ffind [-aduvV] [-f fstype] [-i imgtype] [-o imgoffset] [-b dev_sector_size] image [images] inode DESCRIPTION ffind finds the names of files or directories that are allocated to inode on disk image image. By default it only will only return the…
NAME ffcfstress – constant force stress test for force-feedback devices SYNOPSIS ffcfstress [-d <device>] [-u <update rate>] [-f <frequency>] [-a <amplitude>] [-s <strength>] [-x <axis>] [-A] [-o] DESCRIPTION ffcfstress stress tests constant non-enveloped forces on a force feedback device. It simulates a moving spring force by applying a frequently updated constant force effect. Beware, the…
NAME ffado-mixer – a graphical front-end for the FFADO mixer DBus controls exposed by ffado-dbus-server. SYNOPSIS ffado-mixer There are no command line options. DESCRIPTION ffado-mixer presents a graphical application allowing a FFADO device to be controlled. The extent of the control is determined by the level of support for the device in FFADO and in…
NAME ffado-fireworks-downloader – firmware download application for Echo Fireworks devices SYNOPSIS ffado-fireworks-downloader [OPTION…] OPERATION DESCRIPTION ffado-bridgeco-downloader permits firmware updates to be made to Echo Fireworks devices under Linux. OPERATION describes the action to be carried out. An OPERATION comprises one of the following keywords and any arguments required by that keyword. list List devices on…
NAME ffado-dice-firmware – firmware download application for DICE-based devices SYNOPSIS ffado-dice-firmware [OPTION…] DESCRIPTION ffado-dice-firmware permits firmware updates to be made to DICE-based devices under Linux. OPTIONS -h, –help Display brief usage information and exit -p, –port=NUM Specify use of IEEE1394 port NUM -v, –verbose=LEVEL Produce verbose output. The higher the LEVEL the more verbose the…