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Diffstat (limited to 'Documentation/media/uapi/v4l/pixfmt-packed-yuv.rst')
| -rw-r--r-- | Documentation/media/uapi/v4l/pixfmt-packed-yuv.rst | 469 |
1 files changed, 173 insertions, 296 deletions
diff --git a/Documentation/media/uapi/v4l/pixfmt-packed-yuv.rst b/Documentation/media/uapi/v4l/pixfmt-packed-yuv.rst index 54716455f453..ebc8fcc937ad 100644 --- a/Documentation/media/uapi/v4l/pixfmt-packed-yuv.rst +++ b/Documentation/media/uapi/v4l/pixfmt-packed-yuv.rst @@ -6,311 +6,188 @@ Packed YUV formats ****************** -*man Packed YUV formats(2)* - -Packed YUV formats - - Description =========== Similar to the packed RGB formats these formats store the Y, Cb and Cr component of each pixel in one 16 or 32 bit word. +.. raw:: latex + + \newline\newline\begin{adjustbox}{width=\columnwidth} +.. _packed-yuv-formats: + +.. tabularcolumns:: |p{4.5cm}|p{3.3cm}|p{0.7cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.2cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.2cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.2cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{0.4cm}|p{1.7cm}| .. flat-table:: Packed YUV Image Formats :header-rows: 2 :stub-columns: 0 - - - .. row 1 - - - Identifier - - - Code - - - - - :cspan:`7` Byte 0 in memory - - - - - :cspan:`7` Byte 1 - - - - - :cspan:`7` Byte 2 - - - - - :cspan:`7` Byte 3 - - - .. row 2 - - - - - - - Bit - - - 7 - - - 6 - - - 5 - - - 4 - - - 3 - - - 2 - - - 1 - - - 0 - - - - - 7 - - - 6 - - - 5 - - - 4 - - - 3 - - - 2 - - - 1 - - - 0 - - - - - 7 - - - 6 - - - 5 - - - 4 - - - 3 - - - 2 - - - 1 - - - 0 - - - - - 7 - - - 6 - - - 5 - - - 4 - - - 3 - - - 2 - - - 1 - - - 0 - - - .. _V4L2-PIX-FMT-YUV444: - - - ``V4L2_PIX_FMT_YUV444`` - - - 'Y444' - - - - - Cb\ :sub:`3` - - - Cb\ :sub:`2` - - - Cb\ :sub:`1` - - - Cb\ :sub:`0` - - - Cr\ :sub:`3` - - - Cr\ :sub:`2` - - - Cr\ :sub:`1` - - - Cr\ :sub:`0` - - - - - a\ :sub:`3` - - - a\ :sub:`2` - - - a\ :sub:`1` - - - a\ :sub:`0` - - - Y'\ :sub:`3` - - - Y'\ :sub:`2` - - - Y'\ :sub:`1` - - - Y'\ :sub:`0` - - - .. _V4L2-PIX-FMT-YUV555: - - - ``V4L2_PIX_FMT_YUV555`` - - - 'YUVO' - - - - - Cb\ :sub:`2` - - - Cb\ :sub:`1` - - - Cb\ :sub:`0` - - - Cr\ :sub:`4` - - - Cr\ :sub:`3` - - - Cr\ :sub:`2` - - - Cr\ :sub:`1` - - - Cr\ :sub:`0` - - - - - a - - - Y'\ :sub:`4` - - - Y'\ :sub:`3` - - - Y'\ :sub:`2` - - - Y'\ :sub:`1` - - - Y'\ :sub:`0` - - - Cb\ :sub:`4` - - - Cb\ :sub:`3` - - - .. _V4L2-PIX-FMT-YUV565: - - - ``V4L2_PIX_FMT_YUV565`` - - - 'YUVP' - - - - - Cb\ :sub:`2` - - - Cb\ :sub:`1` - - - Cb\ :sub:`0` - - - Cr\ :sub:`4` - - - Cr\ :sub:`3` - - - Cr\ :sub:`2` - - - Cr\ :sub:`1` - - - Cr\ :sub:`0` - - - - - Y'\ :sub:`4` - - - Y'\ :sub:`3` - - - Y'\ :sub:`2` - - - Y'\ :sub:`1` - - - Y'\ :sub:`0` - - - Cb\ :sub:`5` - - - Cb\ :sub:`4` - - - Cb\ :sub:`3` - - - .. _V4L2-PIX-FMT-YUV32: - - - ``V4L2_PIX_FMT_YUV32`` - - - 'YUV4' - - - - - a\ :sub:`7` - - - a\ :sub:`6` - - - a\ :sub:`5` - - - a\ :sub:`4` - - - a\ :sub:`3` - - - a\ :sub:`2` - - - a\ :sub:`1` - - - a\ :sub:`0` - - - - - Y'\ :sub:`7` - - - Y'\ :sub:`6` - - - Y'\ :sub:`5` - - - Y'\ :sub:`4` - - - Y'\ :sub:`3` - - - Y'\ :sub:`2` - - - Y'\ :sub:`1` - - - Y'\ :sub:`0` - - - - - Cb\ :sub:`7` - - - Cb\ :sub:`6` - - - Cb\ :sub:`5` - - - Cb\ :sub:`4` - - - Cb\ :sub:`3` - - - Cb\ :sub:`2` - - - Cb\ :sub:`1` - - - Cb\ :sub:`0` - - - - - Cr\ :sub:`7` - - - Cr\ :sub:`6` - - - Cr\ :sub:`5` - - - Cr\ :sub:`4` - - - Cr\ :sub:`3` - - - Cr\ :sub:`2` - - - Cr\ :sub:`1` - - - Cr\ :sub:`0` - - -Bit 7 is the most significant bit. The value of a = alpha bits is -undefined when reading from the driver, ignored when writing to the -driver, except when alpha blending has been negotiated for a -:ref:`Video Overlay <overlay>` or :ref:`Video Output Overlay <osd>`. + * - Identifier + - Code + - + - :cspan:`7` Byte 0 in memory + - + - :cspan:`7` Byte 1 + - + - :cspan:`7` Byte 2 + - + - :cspan:`7` Byte 3 + * - + - + - Bit + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + - + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + - + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + - + - 7 + - 6 + - 5 + - 4 + - 3 + - 2 + - 1 + - 0 + * .. _V4L2-PIX-FMT-YUV444: + + - ``V4L2_PIX_FMT_YUV444`` + - 'Y444' + - + - Cb\ :sub:`3` + - Cb\ :sub:`2` + - Cb\ :sub:`1` + - Cb\ :sub:`0` + - Cr\ :sub:`3` + - Cr\ :sub:`2` + - Cr\ :sub:`1` + - Cr\ :sub:`0` + - + - a\ :sub:`3` + - a\ :sub:`2` + - a\ :sub:`1` + - a\ :sub:`0` + - Y'\ :sub:`3` + - Y'\ :sub:`2` + - Y'\ :sub:`1` + - Y'\ :sub:`0` + * .. _V4L2-PIX-FMT-YUV555: + + - ``V4L2_PIX_FMT_YUV555`` + - 'YUVO' + - + - Cb\ :sub:`2` + - Cb\ :sub:`1` + - Cb\ :sub:`0` + - Cr\ :sub:`4` + - Cr\ :sub:`3` + - Cr\ :sub:`2` + - Cr\ :sub:`1` + - Cr\ :sub:`0` + - + - a + - Y'\ :sub:`4` + - Y'\ :sub:`3` + - Y'\ :sub:`2` + - Y'\ :sub:`1` + - Y'\ :sub:`0` + - Cb\ :sub:`4` + - Cb\ :sub:`3` + * .. _V4L2-PIX-FMT-YUV565: + + - ``V4L2_PIX_FMT_YUV565`` + - 'YUVP' + - + - Cb\ :sub:`2` + - Cb\ :sub:`1` + - Cb\ :sub:`0` + - Cr\ :sub:`4` + - Cr\ :sub:`3` + - Cr\ :sub:`2` + - Cr\ :sub:`1` + - Cr\ :sub:`0` + - + - Y'\ :sub:`4` + - Y'\ :sub:`3` + - Y'\ :sub:`2` + - Y'\ :sub:`1` + - Y'\ :sub:`0` + - Cb\ :sub:`5` + - Cb\ :sub:`4` + - Cb\ :sub:`3` + * .. _V4L2-PIX-FMT-YUV32: + + - ``V4L2_PIX_FMT_YUV32`` + - 'YUV4' + - + - a\ :sub:`7` + - a\ :sub:`6` + - a\ :sub:`5` + - a\ :sub:`4` + - a\ :sub:`3` + - a\ :sub:`2` + - a\ :sub:`1` + - a\ :sub:`0` + - + - Y'\ :sub:`7` + - Y'\ :sub:`6` + - Y'\ :sub:`5` + - Y'\ :sub:`4` + - Y'\ :sub:`3` + - Y'\ :sub:`2` + - Y'\ :sub:`1` + - Y'\ :sub:`0` + - + - Cb\ :sub:`7` + - Cb\ :sub:`6` + - Cb\ :sub:`5` + - Cb\ :sub:`4` + - Cb\ :sub:`3` + - Cb\ :sub:`2` + - Cb\ :sub:`1` + - Cb\ :sub:`0` + - + - Cr\ :sub:`7` + - Cr\ :sub:`6` + - Cr\ :sub:`5` + - Cr\ :sub:`4` + - Cr\ :sub:`3` + - Cr\ :sub:`2` + - Cr\ :sub:`1` + - Cr\ :sub:`0` + +.. raw:: latex + + \end{adjustbox}\newline\newline + +.. note:: + + #) Bit 7 is the most significant bit; + + #) The value of a = alpha bits is undefined when reading from the driver, + ignored when writing to the driver, except when alpha blending has + been negotiated for a :ref:`Video Overlay <overlay>` or + :ref:`Video Output Overlay <osd>`. |