pixfmt-tch-td16.rst

 1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
 2.. c:namespace:: V4L
 3
 4.. _V4L2-TCH-FMT-DELTA-TD16:
 5
 6********************************
 7V4L2_TCH_FMT_DELTA_TD16 ('TD16')
 8********************************
 9
10*man V4L2_TCH_FMT_DELTA_TD16(2)*
11
1216-bit signed little endian Touch Delta
13
14
15Description
16===========
17
18This format represents delta data from a touch controller.
19
20Delta values may range from -32768 to 32767. Typically the values will vary
21through a small range depending on whether the sensor is touched or not. The
22full value may be seen if one of the touchscreen nodes has a fault or the line
23is not connected.
24
25**Byte Order.**
26Each cell is one byte.
27
28.. flat-table::
29    :header-rows:  0
30    :stub-columns: 0
31    :widths:       2 1 1 1 1 1 1 1 1
32
33    * - start + 0:
34      - D'\ :sub:`00low`
35      - D'\ :sub:`00high`
36      - D'\ :sub:`01low`
37      - D'\ :sub:`01high`
38      - D'\ :sub:`02low`
39      - D'\ :sub:`02high`
40      - D'\ :sub:`03low`
41      - D'\ :sub:`03high`
42    * - start + 8:
43      - D'\ :sub:`10low`
44      - D'\ :sub:`10high`
45      - D'\ :sub:`11low`
46      - D'\ :sub:`11high`
47      - D'\ :sub:`12low`
48      - D'\ :sub:`12high`
49      - D'\ :sub:`13low`
50      - D'\ :sub:`13high`
51    * - start + 16:
52      - D'\ :sub:`20low`
53      - D'\ :sub:`20high`
54      - D'\ :sub:`21low`
55      - D'\ :sub:`21high`
56      - D'\ :sub:`22low`
57      - D'\ :sub:`22high`
58      - D'\ :sub:`23low`
59      - D'\ :sub:`23high`
60    * - start + 24:
61      - D'\ :sub:`30low`
62      - D'\ :sub:`30high`
63      - D'\ :sub:`31low`
64      - D'\ :sub:`31high`
65      - D'\ :sub:`32low`
66      - D'\ :sub:`32high`
67      - D'\ :sub:`33low`
68      - D'\ :sub:`33high`