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2)
Usually a USB camera displays horizontally. When you take pictures with a USB
camera your pictures will be saved in the SD card if an SD card is inserted into
your board.
3)
By default the USB camera’s resolution is set to 544 x 288. Users can change the
value of the item “ro.kernel.android.cam_def_size” in the file “/system/build.prop”.
the Logitech C270’s resolution can be set to 1280 x 720, 1184 x 656, 960 x 720, 960
x 544, 864 x 480, 800 x 448, 544 x 288, 352 x 288 and 320 x 176.
4)
The resolution values that the USB camera’s resolution can be set can set in
“ro.kernel.android.cam_s_sizes”.
5)
Here is the section that covers the USB camera’s settings in “/system/build.prop”
#
# USB Camera Preview and Picture Size (for Logitech C270
webcam)
#
ro.kernel.android.cam_def_size=544x288
#
# USB Camera Supported Size (for Logitech C270 webcam)
#
ro.kernel.android.cam_s_sizes=1280x720,1184x656,960x720,960x544,864x480,800x448,640
x480,544x288,352x288,320x176
#
# USB Camera Using YUY2 ColorSpace (Set to n will support more usb camera model)
#
ro.kernel.android.cam_yuy2=y
5.2.8 HDMI Output
Connect a 210 board to a TV with a standard HDMI cable the LCD and audio output
