defaultParams.json

[
  {
    "command": "width",
    "default": "0",
    "description": "Set the output image width (0 = use default value)"
  },
  {
    "command": "height",
    "default": "0",
    "description": "Set the output image height (0 = use default value)"
  },
  {
    "command": "timeout",
    "default": "5000",
    "description": "Time (in ms) for which program runs"
  },
  {
    "command": "output",
    "default": "",
    "description": "Set the output file name"
  },
  {
    "command": "post-process-file",
    "default": "",
    "description": "Set the file name for configuring the post-processing"
  },
  {
    "command": "rawfull",
    "default": "0",
    "description": "Force use of full resolution raw frames"
  },
  {
    "command": "nopreview",
    "default": "0",
    "description": "Do not show a preview window"
  },
  {
    "command": "preview",
    "default": "0,0,0,0",
    "description": "Set the preview window dimensions, given as x,y,width,height e.g. 0,0,640,480"
  },
  {
    "command": "fullscreen",
    "default": "0",
    "description": "Use a fullscreen preview window"
  },
  {
    "command": "hflip",
    "default": "0",
    "description": "Request a horizontal flip transform"
  },
  {
    "command": "vflip",
    "default": "0",
    "description": "Request a vertical flip transform"
  },
  {
    "command": "rotation",
    "default": "0",
    "description": "Request an image rotation, 0 or 180"
  },
  {
    "command": "roi",
    "default": "0,0,0,0",
    "description": "Set region of interest (digital zoom) e.g. 0.25,0.25,0.5,0.5"
  },
  {
    "command": "shutter",
    "default": "0",
    "description": "Set a fixed shutter speed in microseconds"
  },
  {
    "command": "analoggain",
    "default": "0",
    "description": "Set a fixed gain value (synonym for 'gain' option)"
  },
  {
    "command": "gain",
    "default": "0",
    "description": "Set a fixed gain value"
  },
  {
    "command": "metering",
    "default": "centre",
    "description": "Set the metering mode (centre, spot, average, custom)"
  },
  {
    "command": "exposure",
    "default": "normal",
    "description": "Set the exposure mode (normal, sport)"
  },
  {
    "command": "ev",
    "default": "0",
    "description": "Set the EV exposure compensation, where 0 = no change"
  },
  {
    "command": "awb",
    "default": "auto",
    "description": "Set the AWB mode (auto, incandescent, tungsten, fluorescent, indoor, daylight, cloudy, custom)"
  },
  {
    "command": "awbgains",
    "default": "0, 0",
    "description": "Set explict red and blue gains (disable the automatic AWB algorithm)"
  },
  {
    "command": "flush",
    "default": "0",
    "description": "Flush output data as soon as possible"
  },
  {
    "command": "wrap",
    "default": "0",
    "description": "When writing multiple output files, reset the counter when it reaches this number"
  },
  {
    "command": "brightness",
    "default": "0",
    "description": "Adjust the brightness of the output images, in the range -1.0 to 1.0"
  },
  {
    "command": "contrast",
    "default": "1",
    "description": "Adjust the contrast of the output image, where 1.0 = normal contrast"
  },
  {
    "command": "saturation",
    "default": "1",
    "description": "Adjust the colour saturation of the output, where 1.0 = normal and 0.0 = greyscale"
  },
  {
    "command": "sharpness",
    "default": "1",
    "description": "Adjust the sharpness of the output image, where 1.0 = normal sharpening"
  },
  {
    "command": "framerate",
    "default": "-1",
    "description": "Set the fixed framerate for preview and video modes"
  },
  {
    "command": "denoise",
    "default": "auto",
    "description": "Sets the Denoise operating mode: auto, off, cdn_off, cdn_fast, cdn_hq"
  },
  {
    "command": "viewfinder-width",
    "default": "0",
    "description": "Width of viewfinder frames from the camera (distinct from the preview window size)"
  },
  {
    "command": "viewfinder-height",
    "default": "0",
    "description": "Height of viewfinder frames from the camera (distinct from the preview window size)"
  },
  {
    "command": "lores-width",
    "default": "0",
    "description": "Width of low resolution frames (use 0 to omit low resolution stream"
  },
  {
    "command": "lores-height",
    "default": "0",
    "description": "Height of low resolution frames (use 0 to omit low resolution stream"
  },
  {
    "command": "mode",
    "default": "",
    "description": "Camera mode as W:H:bit-depth:packing, where packing is P (packed) or U (unpacked)"
  },
  {
    "command": "viewfinder-mode",
    "default": "",
    "description": "Camera mode for preview as W:H:bit-depth:packing, where packing is P (packed) or U (unpacked)"
  },
  {
    "command": "buffer-count",
    "default": "0",
    "description": "Number of in-flight requests (and buffers) configured for video, raw, and still."
  },
  {
    "command": "viewfinder-buffer-count",
    "default": "0",
    "description": "Number of in-flight requests (and buffers) configured for preview window."
  },
  {
    "command": "autofocus-mode",
    "default": "unset",
    "description": "Control to set the mode of the AF (autofocus) algorithm.(manual, auto, continuous)"
  },
  {
    "command": "autofocus-range",
    "default": "unset",
    "description": "Set the range of focus distances that is scanned.(normal, macro, full)"
  },
  {
    "command": "autofocus-speed",
    "default": "unset",
    "description": "Control that determines whether the AF algorithm is to move the lens as quickly as possible or more steadily.(normal, fast)"
  },
  {
    "command": "autofocus-window",
    "default": "0,0,0,0",
    "description": "Sets AfMetering to  AfMeteringWindows an set region used, e.g. 0.25,0.25,0.5,0.5"
  },
  {
    "command": "lens-position",
    "default": "",
    "description": "Set the lens to a particular focus position, expressed as a reciprocal distance(0 moves the lens to infinity), or 'default' for the hyperfocal distance"
  },
  {
    "command": "metadata",
    "default": "",
    "description": "Save captured image metadata to a file or '-' for stdout"
  },
  {
    "command": "metadata-format",
    "default": "json",
    "description": "Format to save the metadata in, either txt or json (requires --metadata)"
  },
  {
    "command": "quality",
    "default": "93",
    "description": "Set the JPEG quality parameter"
  },
  {
    "command": "exif",
    "default": "",
    "description": "Add these extra EXIF tags to the output file"
  },
  {
    "command": "timelapse",
    "default": "0",
    "description": "Time interval (in ms) between timelapse captures"
  },
  {
    "command": "framestart",
    "default": "0",
    "description": "Initial frame counter value for timelapse captures"
  },
  {
    "command": "datetime",
    "default": "0",
    "description": "Use date format for output file names"
  },
  {
    "command": "timestamp",
    "default": "0",
    "description": "Use system timestamps for output file names"
  },
  {
    "command": "restart",
    "default": "0",
    "description": "Set JPEG restart interval"
  },
  {
    "command": "keypress",
    "default": "0",
    "description": "Perform capture when ENTER pressed"
  },
  {
    "command": "signal",
    "default": "0",
    "description": "Perform capture when signal received"
  },
  {
    "command": "thumb",
    "default": "320:240:70",
    "description": "Set thumbnail parameters as width:height:quality, or none"
  },
  {
    "command": "encoding",
    "default": "jpg",
    "description": "Set the desired output encoding, either jpg, png, rgb, bmp or yuv420"
  },
  {
    "command": "raw",
    "default": "0",
    "description": "Also save raw file in DNG format"
  },
  {
    "command": "latest",
    "default": "",
    "description": "Create a symbolic link with this name to most recent saved file"
  },
  {
    "command": "immediate",
    "default": "0",
    "description": "Perform first capture immediately, with no preview phase"
  },
  {
    "command": "autofocus-on-capture",
    "default": "0",
    "description": "Switch to AfModeAuto and trigger a scan just before capturing a still"
  }
]