Selected with the camera_index parameter. The available cameras are enumerated internally and can be This device allows capturing from all cameras on an Androidĭevice, which are integrated into the Camera2 NDK API.
FFMPEG OPTIONS LIST ANDROID
This input devices uses the Android Camera2 NDK API which isĪvailable on devices with API level 24+. Options sample_rate Set the sample rate in Hz. The files /proc/asound/cards and /proc/asound/devices.įor example to capture with ffmpeg from an ALSA device withĬard id 0, you may run the command: ffmpeg -f alsa -i hw:0 alsaout.wav To see the list of cards currently recognized by your system check The name of theĭevice to capture has to be an ALSA card identifier.Īn ALSA identifier has the syntax: hw:]ĬARD, DEV, SUBDEV) specify card number or identifier,ĭevice number and subdevice number (-1 means any). This device allows capturing from an ALSA device. To enable this input device during configuration you need The option "-devices" of the ff* tools will display theĪ description of the currently available input devicesĪLSA (Advanced Linux Sound Architecture) input device. The option "-enable-indev= INDEV", or you can disable a "-disable-indevs", and selectively enable an input device using 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 inputĭevices are enabled by default. Input devices are configured elements in FFmpeg which enableĪccessing the data coming from a multimedia device attached to your Libavutil/opt.h API for programmatic use. The FFmpeg tools, or by setting the value explicitly in the device Options may be set by specifying - option value in Private options, which are specific for that component. In addition each input or output device may support so-called The same provided by libavformat (see the ffmpeg-formats manual). Output device like a muxer, and the interface and generic device options are Namely, an input device is considered like a demuxer, and an
The libavdevice library provides the same interface as This document describes the input and output devices provided by Ffmpeg-devices - FFmpeg devices DESCRIPTION
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