V4l

v4l

??	VLC uses this protocol (or access module) to read data from a device or network.

module options

     --v4l-caching <integer>    Caching value in ms
     --v4l-vdev <string>        Video device name
     --v4l-adev <string>        Audio device name
     --v4l-chroma <string>      Video input chroma format
     --v4l-fps <float>          Framerate
     --v4l-samplerate <integer> Samplerate
     --v4l-channel <integer>    Channel
     --v4l-tuner <integer>      Tuner
     --v4l-norm {3 (Automatic), 2 (SECAM), 0 (PAL), 1 (NTSC)}
                                Norm
     --v4l-frequency <integer>  Frequency
     --v4l-audio <integer>      Audio Channel
     --v4l-stereo, --no-v4l-stereo
                                Stereo (default enabled)
     --v4l-width <integer>      Width
     --v4l-height <integer>     Height
     --v4l-brightness <integer> Brightness
     --v4l-colour <integer>     Color
     --v4l-hue <integer>        Hue
     --v4l-contrast <integer>   Contrast
     --v4l-mjpeg, --no-v4l-mjpeg
                                MJPEG (default disabled)
     --v4l-decimation <integer> Decimation
     --v4l-quality <integer>    Quality

v4l2

??	VLC uses this protocol (or access module) to read data from a device or network.

module options

• --v4l2-dev (string)

  Your video device (default /dev/video0)

• --v4l2-adev (string)

  Your audio device (default /dev/dsp)

• --v4l2-standard (string)

  • Default
  • SECAM
  • PAL
  • NTSC

• --v4l2-chroma (string)

  Video input chroma format. The default is to auto detect.

• --v4l2-input (integer)

  Input of the card to use (0 is the default). Usually:-

  • 0 = tuner
  • 1 = composite
  • 2 = svideo

• --v4l2-io (string)

  Read method for the video.

  • READ = Basic read()
  • MMAP = Memory mapped buffer (the default)
  • USERPTR = User buffer pointer

• --v4l2-fps (float)

  Framerate per second (0 = Unrestricted - the default)

• --v4l2-stereo (bool)

  Stereo audio (default true)

• --v4l2-samplerate (integer)

  Audio sample rate (default 48000)

• --v4l2-caching (integer)

  Caching value in ms

Source code

• modules/access/v4l.c (access module)

• modules/access/v4l2.c (access module)