pixfmt-cnf4.rst (987B)
1.. -*- coding: utf-8; mode: rst -*- 2 3.. _V4L2-PIX-FMT-CNF4: 4 5****************************** 6V4L2_PIX_FMT_CNF4 ('CNF4') 7****************************** 8 9Depth sensor confidence information as a 4 bits per pixel packed array 10 11Description 12=========== 13 14Proprietary format used by Intel RealSense Depth cameras containing depth 15confidence information in range 0-15 with 0 indicating that the sensor was 16unable to resolve any signal and 15 indicating maximum level of confidence for 17the specific sensor (actual error margins might change from sensor to sensor). 18 19Every two consecutive pixels are packed into a single byte. 20Bits 0-3 of byte n refer to confidence value of depth pixel 2*n, 21bits 4-7 to confidence value of depth pixel 2*n+1. 22 23**Bit-packed representation.** 24 25.. flat-table:: 26 :header-rows: 0 27 :stub-columns: 0 28 :widths: 64 64 29 30 * - Y'\ :sub:`01[3:0]`\ (bits 7--4) Y'\ :sub:`00[3:0]`\ (bits 3--0) 31 - Y'\ :sub:`03[3:0]`\ (bits 7--4) Y'\ :sub:`02[3:0]`\ (bits 3--0)