diff options
Diffstat (limited to 'Documentation/media/uapi/v4l/pixfmt-uyvy.rst')
-rw-r--r-- | Documentation/media/uapi/v4l/pixfmt-uyvy.rst | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/Documentation/media/uapi/v4l/pixfmt-uyvy.rst b/Documentation/media/uapi/v4l/pixfmt-uyvy.rst new file mode 100644 index 0000000..87b0081 --- /dev/null +++ b/Documentation/media/uapi/v4l/pixfmt-uyvy.rst @@ -0,0 +1,197 @@ +.. -*- coding: utf-8; mode: rst -*- + +.. _V4L2-PIX-FMT-UYVY: + +************************** +V4L2_PIX_FMT_UYVY ('UYVY') +************************** + +*man V4L2_PIX_FMT_UYVY(2)* + +Variation of ``V4L2_PIX_FMT_YUYV`` with different order of samples in +memory + + +Description +=========== + +In this format each four bytes is two pixels. Each four bytes is two +Y's, a Cb and a Cr. Each Y goes to one of the pixels, and the Cb and Cr +belong to both pixels. As you can see, the Cr and Cb components have +half the horizontal resolution of the Y component. + +**Byte Order.** +Each cell is one byte. + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 2 1 1 1 1 1 1 1 1 + + + - .. row 1 + + - start + 0: + + - Cb\ :sub:`00` + + - Y'\ :sub:`00` + + - Cr\ :sub:`00` + + - Y'\ :sub:`01` + + - Cb\ :sub:`01` + + - Y'\ :sub:`02` + + - Cr\ :sub:`01` + + - Y'\ :sub:`03` + + - .. row 2 + + - start + 8: + + - Cb\ :sub:`10` + + - Y'\ :sub:`10` + + - Cr\ :sub:`10` + + - Y'\ :sub:`11` + + - Cb\ :sub:`11` + + - Y'\ :sub:`12` + + - Cr\ :sub:`11` + + - Y'\ :sub:`13` + + - .. row 3 + + - start + 16: + + - Cb\ :sub:`20` + + - Y'\ :sub:`20` + + - Cr\ :sub:`20` + + - Y'\ :sub:`21` + + - Cb\ :sub:`21` + + - Y'\ :sub:`22` + + - Cr\ :sub:`21` + + - Y'\ :sub:`23` + + - .. row 4 + + - start + 24: + + - Cb\ :sub:`30` + + - Y'\ :sub:`30` + + - Cr\ :sub:`30` + + - Y'\ :sub:`31` + + - Cb\ :sub:`31` + + - Y'\ :sub:`32` + + - Cr\ :sub:`31` + + - Y'\ :sub:`33` + + +**Color Sample Location..** + + + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + + - .. row 1 + + - + - 0 + + - + - 1 + + - 2 + + - + - 3 + + - .. row 2 + + - 0 + + - Y + + - C + + - Y + + - Y + + - C + + - Y + + - .. row 3 + + - 1 + + - Y + + - C + + - Y + + - Y + + - C + + - Y + + - .. row 4 + + - 2 + + - Y + + - C + + - Y + + - Y + + - C + + - Y + + - .. row 5 + + - 3 + + - Y + + - C + + - Y + + - Y + + - C + + - Y |