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Diffstat (limited to 'Documentation/DocBook/media/v4l/subdev-formats.xml')
| -rw-r--r-- | Documentation/DocBook/media/v4l/subdev-formats.xml | 163 |
1 files changed, 160 insertions, 3 deletions
diff --git a/Documentation/DocBook/media/v4l/subdev-formats.xml b/Documentation/DocBook/media/v4l/subdev-formats.xml index f72c1cc93a9b..7331ce116f4c 100644 --- a/Documentation/DocBook/media/v4l/subdev-formats.xml +++ b/Documentation/DocBook/media/v4l/subdev-formats.xml @@ -89,7 +89,7 @@ <constant>V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE</constant>. </para> - <para>The following tables list existing packet RGB formats.</para> + <para>The following tables list existing packed RGB formats.</para> <table pgwide="0" frame="none" id="v4l2-mbus-pixelcode-rgb"> <title>RGB formats</title> @@ -615,7 +615,7 @@ </mediaobject> </figure> - <para>The following table lists existing packet Bayer formats. The data + <para>The following table lists existing packed Bayer formats. The data organization is given as an example for the first pixel only.</para> <table pgwide="0" frame="none" id="v4l2-mbus-pixelcode-bayer"> @@ -1178,7 +1178,7 @@ U, Y, V, Y order will be named <constant>V4L2_MBUS_FMT_UYVY8_2X8</constant>. </para> - <para><xref linkend="v4l2-mbus-pixelcode-yuv8"/> list existing packet YUV + <para><xref linkend="v4l2-mbus-pixelcode-yuv8"/> lists existing packed YUV formats and describes the organization of each pixel data in each sample. When a format pattern is split across multiple samples each of the samples in the pattern is described.</para> @@ -2492,6 +2492,163 @@ </section> <section> + <title>HSV/HSL Formats</title> + + <para>Those formats transfer pixel data as RGB values in a cylindrical-coordinate + system using Hue-Saturation-Value or Hue-Saturation-Lightness components. The + format code is made of the following information. + <itemizedlist> + <listitem><para>The hue, saturation, value or lightness and optional alpha + components order code, as encoded in a pixel sample. The only currently + supported value is AHSV. + </para></listitem> + <listitem><para>The number of bits per component, for each component. The values + can be different for all components. The only currently supported value is 8888. + </para></listitem> + <listitem><para>The number of bus samples per pixel. Pixels that are wider than + the bus width must be transferred in multiple samples. The only currently + supported value is 1.</para></listitem> + <listitem><para>The bus width.</para></listitem> + <listitem><para>For formats where the total number of bits per pixel is smaller + than the number of bus samples per pixel times the bus width, a padding + value stating if the bytes are padded in their most high order bits + (PADHI) or low order bits (PADLO).</para></listitem> + <listitem><para>For formats where the number of bus samples per pixel is larger + than 1, an endianness value stating if the pixel is transferred MSB first + (BE) or LSB first (LE).</para></listitem> + </itemizedlist> + </para> + + <para>The following table lists existing HSV/HSL formats.</para> + + <table pgwide="0" frame="none" id="v4l2-mbus-pixelcode-hsv"> + <title>HSV/HSL formats</title> + <tgroup cols="27"> + <colspec colname="id" align="left" /> + <colspec colname="code" align="center"/> + <colspec colname="bit" /> + <colspec colnum="4" colname="b31" align="center" /> + <colspec colnum="5" colname="b20" align="center" /> + <colspec colnum="6" colname="b29" align="center" /> + <colspec colnum="7" colname="b28" align="center" /> + <colspec colnum="8" colname="b27" align="center" /> + <colspec colnum="9" colname="b26" align="center" /> + <colspec colnum="10" colname="b25" align="center" /> + <colspec colnum="11" colname="b24" align="center" /> + <colspec colnum="12" colname="b23" align="center" /> + <colspec colnum="13" colname="b22" align="center" /> + <colspec colnum="14" colname="b21" align="center" /> + <colspec colnum="15" colname="b20" align="center" /> + <colspec colnum="16" colname="b19" align="center" /> + <colspec colnum="17" colname="b18" align="center" /> + <colspec colnum="18" colname="b17" align="center" /> + <colspec colnum="19" colname="b16" align="center" /> + <colspec colnum="20" colname="b15" align="center" /> + <colspec colnum="21" colname="b14" align="center" /> + <colspec colnum="22" colname="b13" align="center" /> + <colspec colnum="23" colname="b12" align="center" /> + <colspec colnum="24" colname="b11" align="center" /> + <colspec colnum="25" colname="b10" align="center" /> + <colspec colnum="26" colname="b09" align="center" /> + <colspec colnum="27" colname="b08" align="center" /> + <colspec colnum="28" colname="b07" align="center" /> + <colspec colnum="29" colname="b06" align="center" /> + <colspec colnum="30" colname="b05" align="center" /> + <colspec colnum="31" colname="b04" align="center" /> + <colspec colnum="32" colname="b03" align="center" /> + <colspec colnum="33" colname="b02" align="center" /> + <colspec colnum="34" colname="b01" align="center" /> + <colspec colnum="35" colname="b00" align="center" /> + <spanspec namest="b31" nameend="b00" spanname="b0" /> + <thead> + <row> + <entry>Identifier</entry> + <entry>Code</entry> + <entry></entry> + <entry spanname="b0">Data organization</entry> + </row> + <row> + <entry></entry> + <entry></entry> + <entry>Bit</entry> + <entry>31</entry> + <entry>30</entry> + <entry>29</entry> + <entry>28</entry> + <entry>27</entry> + <entry>26</entry> + <entry>25</entry> + <entry>24</entry> + <entry>23</entry> + <entry>22</entry> + <entry>21</entry> + <entry>20</entry> + <entry>19</entry> + <entry>18</entry> + <entry>17</entry> + <entry>16</entry> + <entry>15</entry> + <entry>14</entry> + <entry>13</entry> + <entry>12</entry> + <entry>11</entry> + <entry>10</entry> + <entry>9</entry> + <entry>8</entry> + <entry>7</entry> + <entry>6</entry> + <entry>5</entry> + <entry>4</entry> + <entry>3</entry> + <entry>2</entry> + <entry>1</entry> + <entry>0</entry> + </row> + </thead> + <tbody valign="top"> + <row id="V4L2-MBUS-FMT-AHSV8888-1X32"> + <entry>V4L2_MBUS_FMT_AHSV8888_1X32</entry> + <entry>0x6001</entry> + <entry></entry> + <entry>a<subscript>7</subscript></entry> + <entry>a<subscript>6</subscript></entry> + <entry>a<subscript>5</subscript></entry> + <entry>a<subscript>4</subscript></entry> + <entry>a<subscript>3</subscript></entry> + <entry>a<subscript>2</subscript></entry> + <entry>a<subscript>1</subscript></entry> + <entry>a<subscript>0</subscript></entry> + <entry>h<subscript>7</subscript></entry> + <entry>h<subscript>6</subscript></entry> + <entry>h<subscript>5</subscript></entry> + <entry>h<subscript>4</subscript></entry> + <entry>h<subscript>3</subscript></entry> + <entry>h<subscript>2</subscript></entry> + <entry>h<subscript>1</subscript></entry> + <entry>h<subscript>0</subscript></entry> + <entry>s<subscript>7</subscript></entry> + <entry>s<subscript>6</subscript></entry> + <entry>s<subscript>5</subscript></entry> + <entry>s<subscript>4</subscript></entry> + <entry>s<subscript>3</subscript></entry> + <entry>s<subscript>2</subscript></entry> + <entry>s<subscript>1</subscript></entry> + <entry>s<subscript>0</subscript></entry> + <entry>v<subscript>7</subscript></entry> + <entry>v<subscript>6</subscript></entry> + <entry>v<subscript>5</subscript></entry> + <entry>v<subscript>4</subscript></entry> + <entry>v<subscript>3</subscript></entry> + <entry>v<subscript>2</subscript></entry> + <entry>v<subscript>1</subscript></entry> + <entry>v<subscript>0</subscript></entry> + </row> + </tbody> + </tgroup> + </table> + </section> + + <section> <title>JPEG Compressed Formats</title> <para>Those data formats consist of an ordered sequence of 8-bit bytes |