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mjpg_streamerのヘルプ

# ./mjpg_streamer -i "./input_uvc.so --help"
MJPG Streamer Version: svn rev: 3:172
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 Help for input plugin..: UVC webcam grabber
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 The following parameters can be passed to this plugin:

 [-d | --device ].......: video device to open (your camera)
 [-r | --resolution ]...: the resolution of the video device,
                          can be one of the following strings:
                          QSIF QCIF CGA QVGA CIF VGA
                          SVGA XGA SXGA
                          or a custom value like the following
                          example: 640x480
 [-f | --fps ]..........: frames per second
 [-y | --yuv ]..........: enable YUYV format and disable MJPEG mode
 [-q | --quality ]......: JPEG compression quality in percent
                          (activates YUYV format, disables MJPEG)
 [-m | --minimum_size ].: drop frames smaller then this limit, useful
                          if the webcam produces small-sized garbage frames
                          may happen under low light conditions
 [-n | --no_dynctrl ]...: do not initalize dynctrls of Linux-UVC driver
 [-l | --led ]..........: switch the LED "on", "off", let it "blink" or leave
                          it up to the driver using the value "auto"
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