cl_3a: enabled display and fix 3a processor format

 * cl_3a_image_processor support most rgb and nv12 output
 * test-dev-manger support rgb display after 3a processing
 * local display with output format V4L2_PIX_FMT_XBGR32
   ./test-device-manager -f BA10 -m dma -c -d still -p
3 files changed