18c2ecf20Sopenharmony_ci.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
28c2ecf20Sopenharmony_ci
38c2ecf20Sopenharmony_ci.. _V4L2-PIX-FMT-INZI:
48c2ecf20Sopenharmony_ci
58c2ecf20Sopenharmony_ci**************************
68c2ecf20Sopenharmony_ciV4L2_PIX_FMT_INZI ('INZI')
78c2ecf20Sopenharmony_ci**************************
88c2ecf20Sopenharmony_ci
98c2ecf20Sopenharmony_ciInfrared 10-bit linked with Depth 16-bit images
108c2ecf20Sopenharmony_ci
118c2ecf20Sopenharmony_ci
128c2ecf20Sopenharmony_ciDescription
138c2ecf20Sopenharmony_ci===========
148c2ecf20Sopenharmony_ci
158c2ecf20Sopenharmony_ciProprietary multi-planar format used by Intel SR300 Depth cameras, comprise of
168c2ecf20Sopenharmony_ciInfrared image followed by Depth data. The pixel definition is 32-bpp,
178c2ecf20Sopenharmony_ciwith the Depth and Infrared Data split into separate continuous planes of
188c2ecf20Sopenharmony_ciidentical dimensions.
198c2ecf20Sopenharmony_ci
208c2ecf20Sopenharmony_ci
218c2ecf20Sopenharmony_ci
228c2ecf20Sopenharmony_ciThe first plane - Infrared data - is stored according to
238c2ecf20Sopenharmony_ci:ref:`V4L2_PIX_FMT_Y10 <V4L2-PIX-FMT-Y10>` greyscale format.
248c2ecf20Sopenharmony_ciEach pixel is 16-bit cell, with actual data stored in the 10 LSBs
258c2ecf20Sopenharmony_ciwith values in range 0 to 1023.
268c2ecf20Sopenharmony_ciThe six remaining MSBs are padded with zeros.
278c2ecf20Sopenharmony_ci
288c2ecf20Sopenharmony_ci
298c2ecf20Sopenharmony_ciThe second plane provides 16-bit per-pixel Depth data arranged in
308c2ecf20Sopenharmony_ci:ref:`V4L2-PIX-FMT-Z16 <V4L2-PIX-FMT-Z16>` format.
318c2ecf20Sopenharmony_ci
328c2ecf20Sopenharmony_ci
338c2ecf20Sopenharmony_ci**Frame Structure.**
348c2ecf20Sopenharmony_ciEach cell is a 16-bit word with more significant data stored at higher
358c2ecf20Sopenharmony_cimemory address (byte order is little-endian).
368c2ecf20Sopenharmony_ci
378c2ecf20Sopenharmony_ci
388c2ecf20Sopenharmony_ci.. raw:: latex
398c2ecf20Sopenharmony_ci
408c2ecf20Sopenharmony_ci    \small
418c2ecf20Sopenharmony_ci
428c2ecf20Sopenharmony_ci.. tabularcolumns:: |p{2.5cm}|p{2.5cm}|p{2.5cm}|p{2.5cm}|p{2.5cm}|p{2.5cm}|
438c2ecf20Sopenharmony_ci
448c2ecf20Sopenharmony_ci.. flat-table::
458c2ecf20Sopenharmony_ci    :header-rows:  0
468c2ecf20Sopenharmony_ci    :stub-columns: 1
478c2ecf20Sopenharmony_ci    :widths:    1 1 1 1 1 1
488c2ecf20Sopenharmony_ci
498c2ecf20Sopenharmony_ci    * - Ir\ :sub:`0,0`
508c2ecf20Sopenharmony_ci      - Ir\ :sub:`0,1`
518c2ecf20Sopenharmony_ci      - Ir\ :sub:`0,2`
528c2ecf20Sopenharmony_ci      - ...
538c2ecf20Sopenharmony_ci      - ...
548c2ecf20Sopenharmony_ci      - ...
558c2ecf20Sopenharmony_ci    * - :cspan:`5` ...
568c2ecf20Sopenharmony_ci    * - :cspan:`5` Infrared Data
578c2ecf20Sopenharmony_ci    * - :cspan:`5` ...
588c2ecf20Sopenharmony_ci    * - ...
598c2ecf20Sopenharmony_ci      - ...
608c2ecf20Sopenharmony_ci      - ...
618c2ecf20Sopenharmony_ci      - Ir\ :sub:`n-1,n-3`
628c2ecf20Sopenharmony_ci      - Ir\ :sub:`n-1,n-2`
638c2ecf20Sopenharmony_ci      - Ir\ :sub:`n-1,n-1`
648c2ecf20Sopenharmony_ci    * - Depth\ :sub:`0,0`
658c2ecf20Sopenharmony_ci      - Depth\ :sub:`0,1`
668c2ecf20Sopenharmony_ci      - Depth\ :sub:`0,2`
678c2ecf20Sopenharmony_ci      - ...
688c2ecf20Sopenharmony_ci      - ...
698c2ecf20Sopenharmony_ci      - ...
708c2ecf20Sopenharmony_ci    * - :cspan:`5` ...
718c2ecf20Sopenharmony_ci    * - :cspan:`5` Depth Data
728c2ecf20Sopenharmony_ci    * - :cspan:`5` ...
738c2ecf20Sopenharmony_ci    * - ...
748c2ecf20Sopenharmony_ci      - ...
758c2ecf20Sopenharmony_ci      - ...
768c2ecf20Sopenharmony_ci      - Depth\ :sub:`n-1,n-3`
778c2ecf20Sopenharmony_ci      - Depth\ :sub:`n-1,n-2`
788c2ecf20Sopenharmony_ci      - Depth\ :sub:`n-1,n-1`
798c2ecf20Sopenharmony_ci
808c2ecf20Sopenharmony_ci.. raw:: latex
818c2ecf20Sopenharmony_ci
828c2ecf20Sopenharmony_ci    \normalsize
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