162306a36Sopenharmony_ci.. -*- coding: utf-8; mode: rst -*- 262306a36Sopenharmony_ci 362306a36Sopenharmony_ci.. _V4L2-PIX-FMT-CNF4: 462306a36Sopenharmony_ci 562306a36Sopenharmony_ci****************************** 662306a36Sopenharmony_ciV4L2_PIX_FMT_CNF4 ('CNF4') 762306a36Sopenharmony_ci****************************** 862306a36Sopenharmony_ci 962306a36Sopenharmony_ciDepth sensor confidence information as a 4 bits per pixel packed array 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ciDescription 1262306a36Sopenharmony_ci=========== 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ciProprietary format used by Intel RealSense Depth cameras containing depth 1562306a36Sopenharmony_ciconfidence information in range 0-15 with 0 indicating that the sensor was 1662306a36Sopenharmony_ciunable to resolve any signal and 15 indicating maximum level of confidence for 1762306a36Sopenharmony_cithe specific sensor (actual error margins might change from sensor to sensor). 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ciEvery two consecutive pixels are packed into a single byte. 2062306a36Sopenharmony_ciBits 0-3 of byte n refer to confidence value of depth pixel 2*n, 2162306a36Sopenharmony_cibits 4-7 to confidence value of depth pixel 2*n+1. 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ci**Bit-packed representation.** 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci.. flat-table:: 2662306a36Sopenharmony_ci :header-rows: 0 2762306a36Sopenharmony_ci :stub-columns: 0 2862306a36Sopenharmony_ci :widths: 64 64 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_ci * - Y'\ :sub:`01[3:0]`\ (bits 7--4) Y'\ :sub:`00[3:0]`\ (bits 3--0) 3162306a36Sopenharmony_ci - Y'\ :sub:`03[3:0]`\ (bits 7--4) Y'\ :sub:`02[3:0]`\ (bits 3--0) 32