root@freescale ~$ gst-inspect mfw_v4lsink
MFW_GST_V4LSINK_PLUGIN V1.6.0-r1 build on Jan  6 2010 16:52:40.
Factory Details:
  Long name:    Freescale: v4l_sink
  Class:        Sink/Video
  Description:  Video rendering device plugin used to displayYUV 4:2:0 data with the support to crop the input image used in the direct rendering of Padded a
  Author(s):    i.MX series
  Rank:         primary (256)

Plugin Details:
  Name:                 mfw_v4lsink
  Description:          Video display plug in based on V4L2
  Filename:             /usr/lib/fsl_mm_linux/lib/gstreamer-0.10/libmfw_gst_v4lsink.so
  Version:              V1.6.0-r1
  License:              unknown
  Source module:
  Binary package:       Freescale Semiconductor
  Origin URL:           www.freescale.com 

GObject
 +----GstObject
       +----GstElement
             +----GstBaseSink
                   +----GstVideoSink
                         +----MFW_GST_V4LSINK_INFO_T

Pad Templates:
  SINK template: 'sink'
    Availability: Always
    Capabilities:
      video/x-raw-yuv
                 format: I420
                  width: [ 1, 2147483647 ]
                 height: [ 1, 2147483647 ]
              framerate: [ 0/1, 100/1 ]
      video/x-raw-yuv
                 format: YV12
                  width: [ 1, 2147483647 ]
                 height: [ 1, 2147483647 ]
              framerate: [ 0/1, 100/1 ]
      video/x-raw-yuv
                 format: YUY2
                  width: [ 1, 2147483647 ]
                 height: [ 1, 2147483647 ]
              framerate: [ 0/1, 100/1 ]
      video/x-raw-yuv
                 format: NV12
                  width: [ 1, 2147483647 ]
                 height: [ 1, 2147483647 ]
              framerate: [ 0/1, 100/1 ]
      video/x-raw-rgb
                    bpp: [ 1, 32 ]
                  depth: [ 1, 32 ]


Element Flags:
  no flags set

Element Implementation:
  Has change_state() function: mfw_gst_v4lsink_change_state
  Has custom save_thyself() function: gst_element_save_thyself
  Has custom restore_thyself() function: gst_element_restore_thyself

Element has no clocking capabilities.
Element has no indexing capabilities.
Element has no URI handling capabilities.

Pads:
  SINK: 'sink'
    Implementation:
      Has chainfunc(): gst_base_sink_chain
      Has custom eventfunc(): gst_base_sink_event
      Has bufferallocfunc(): gst_base_sink_pad_buffer_alloc
    Pad Template: 'sink'

Element Properties:
  name                : The name of the object
                        flags: readable, writable
                        String. Default: null Current: "mfw_gst_v4lsink_info_t0"
  preroll-queue-len   : Number of buffers to queue during preroll
                        flags: readable, writable
                        Unsigned Integer. Range: 0 - 4294967295 Default: 0 Current: 0
  sync                : Sync on the clock
                        flags: readable, writable
                        Boolean. Default: true Current: true
  max-lateness        : Maximum number of nanoseconds that a buffer can be late before it is dropped (-1 unlimited)
                        flags: readable, writable
                        Integer64. Range: -1 - 9223372036854775807 Default: -1 Current: 20000000
  qos                 : Generate Quality-of-Service events upstream
                        flags: readable, writable
                        Boolean. Default: false Current: true
  async               : Go asynchronously to PAUSED
                        flags: readable, writable
                        Boolean. Default: true Current: true
  ts-offset           : Timestamp offset in nanoseconds
                        flags: readable, writable
                        Integer64. Range: -9223372036854775808 - 9223372036854775807 Default: 0 Current: 0
  last-buffer         : The last buffer received in the sink
                        flags: readable
                        MiniObject of type "GstBuffer"
  blocksize           : Size in bytes to pull per buffer (0 = default)
                        flags: readable, writable
                        Unsigned Integer. Range: 0 - 4294967295 Default: 4096 Current: 4096
  render-delay        : Additional render delay of the sink in nanoseconds
                        flags: readable, writable
                        Unsigned Integer64. Range: 0 - -1 Default: 0 Current: 0
  fullscreen          : If true it will be Full screen
                        flags: readable, writable
                        Boolean. Default: false Current: false
  disp-width          : gets the width of the image to be displayed
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  disp-height         : gets the height of the image to be displayed
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  axis-top            : gets the top co-ordinate of the origin of display
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  axis-left           : gets the left co-ordinate of the origin of display
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  rotate              : gets the angle at which display is to be rotated
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  crop-left-by-pixel  : set the input image cropping in the left (width)
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  crop-right-by-pixel : set the input image cropping in the right (width)
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  crop-top-by-pixel   : set the input image cropping in the top (height)
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  crop-bottom-by-pixel: set the input image cropping in the bottom (height)
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  fullscreen-width    : gets the full screen width of the display
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 240
  fullscreen-height   : gets the full screen height of the display
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 320
  base-offset         : gets the base offet for the V4L Driver for a given BSP
                        flags: readable, writable
                        Integer. Range: 0 - 1 Default: 0 Current: 0
  tv-out              : set output to TV-OUT
                        flags: readable, writable
                        Boolean. Default: false Current: false
  tv-mode             : set mode to TV-OUT
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 2
  add-buffer-len      : set addtional buffer length
                        flags: readable, writable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  setpara             : set parameter of V4L2, 1: Set V4L 2: Set ColorKey

(gst-inspect-0.10:2159): GLib-GObject-CRITICAL **: g_value_set_boolean: assertion `G_VALUE_HOLDS_BOOLEAN (value)' failed
                        flags: readable, writable
                        Integer. Range: 0 - 2 Default: 0 Current: 0
  width               : gets the source image width
                        flags: readable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
  height              : gets the source image height
                        flags: readable
                        Integer. Range: 0 - 2147483647 Default: 0 Current: 0
root@freescale ~$