aboutsummaryrefslogtreecommitdiffstats
path: root/Documentation/DocBook/media/v4l/pixfmt-nv16m.xml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/DocBook/media/v4l/pixfmt-nv16m.xml')
-rw-r--r--Documentation/DocBook/media/v4l/pixfmt-nv16m.xml9
1 files changed, 4 insertions, 5 deletions
diff --git a/Documentation/DocBook/media/v4l/pixfmt-nv16m.xml b/Documentation/DocBook/media/v4l/pixfmt-nv16m.xml
index c51d5a4cda09..fb2b5e35d665 100644
--- a/Documentation/DocBook/media/v4l/pixfmt-nv16m.xml
+++ b/Documentation/DocBook/media/v4l/pixfmt-nv16m.xml
@@ -12,18 +12,17 @@
12 <refsect1> 12 <refsect1>
13 <title>Description</title> 13 <title>Description</title>
14 14
15 <para>This is a multi-planar, two-plane version of the YUV 4:2:0 format. 15 <para>This is a multi-planar, two-plane version of the YUV 4:2:2 format.
16The three components are separated into two sub-images or planes. 16The three components are separated into two sub-images or planes.
17<constant>V4L2_PIX_FMT_NV16M</constant> differs from <constant>V4L2_PIX_FMT_NV16 17<constant>V4L2_PIX_FMT_NV16M</constant> differs from <constant>V4L2_PIX_FMT_NV16
18</constant> in that the two planes are non-contiguous in memory, i.e. the chroma 18</constant> in that the two planes are non-contiguous in memory, i.e. the chroma
19plane does not necessarily immediately follows the luma plane. 19plane does not necessarily immediately follow the luma plane.
20The luminance data occupies the first plane. The Y plane has one byte per pixel. 20The luminance data occupies the first plane. The Y plane has one byte per pixel.
21In the second plane there is chrominance data with alternating chroma samples. 21In the second plane there is chrominance data with alternating chroma samples.
22The CbCr plane is the same width and height, in bytes, as the Y plane. 22The CbCr plane is the same width and height, in bytes, as the Y plane.
23Each CbCr pair belongs to four pixels. For example, 23Each CbCr pair belongs to two pixels. For example,
24Cb<subscript>0</subscript>/Cr<subscript>0</subscript> belongs to 24Cb<subscript>0</subscript>/Cr<subscript>0</subscript> belongs to
25Y'<subscript>00</subscript>, Y'<subscript>01</subscript>, 25Y'<subscript>00</subscript>, Y'<subscript>01</subscript>.
26Y'<subscript>10</subscript>, Y'<subscript>11</subscript>.
27<constant>V4L2_PIX_FMT_NV61M</constant> is the same as <constant>V4L2_PIX_FMT_NV16M</constant> 26<constant>V4L2_PIX_FMT_NV61M</constant> is the same as <constant>V4L2_PIX_FMT_NV16M</constant>
28except the Cb and Cr bytes are swapped, the CrCb plane starts with a Cr byte.</para> 27except the Cb and Cr bytes are swapped, the CrCb plane starts with a Cr byte.</para>
29 28