The first entry selects the video input while the latter selects the audio input.

The input filename has to be given in the following syntax: Default is 5.ĪVFoundation is the currently recommended framework by Apple for streamgrabbing on OSX >= 10.7 as well as on iOS. Set the maximum number of frames to buffer. Set the video size given as a string such as 640x480 or hd720.įalls back to the first available configuration reported byĪndroid if requested video size is not available or by default.Īndroid if requested framerate is not available or by default (-1). Generally the back facing camera has index 0 while the front facing The available cameras are enumerated internally and can be selected Which are integrated into the Camera2 NDK API.

This device allows capturing from all cameras on an Android device, The availability ofĪndroid_camera is autodetected during configuration. This input devices uses the Android Camera2 NDK API which isĪvailable on devices with API level 24+. The name of theĭevice to capture has to be an ALSA card identifier. This device allows capturing from an ALSA device. To enable this input device during configuration you need libasound The option '-devices' of the ff* tools will display the list ofĪ description of the currently available input devices follows.ĪLSA (Advanced Linux Sound Architecture) input device. Input device using the option '–disable-indev= INDEV'. Option '–enable-indev= INDEV', or you can disable a particular '–disable-indevs', and selectively enable an input device using the You can disable all the input devices using the configure option You can list all available ones using the When you configure your FFmpeg build, all the supported input devicesĪre enabled by default. The data coming from a multimedia device attached to your system. Input devices are configured elements in FFmpeg which enable accessing Options may be set by specifying - option value in theįFmpeg tools, or by setting the value explicitly in the deviceĪVFormatContext options or using the libavutil/opt.h API Options, which are specific for that component.

In addition each input or output device may support so-called private Options are the same provided by libavformat (see the ffmpeg-formats Namely, an input device is considered like a demuxer, andĪn output device like a muxer, and the interface and generic device The libavdevice library provides the same interface as

This document describes the input and output devices provided by the

Linux ffmpeg dev examples