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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-30 00:08:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-30 00:08:53 -0700
commit664a41b8a91bf78a01a751e15175e0008977685a (patch)
treed9dc15c83400ad2dfb430ff27ae3e7fdc9395856 /Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml
parent983236b5741e557451f3ed4ec5ebf1f62a5b2c15 (diff)
parentee2ce3a0b43d14d792d34cf88e7bc2091096744b (diff)
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (430 commits) [media] ir-mce_kbd-decoder: include module.h for its facilities [media] ov5642: include module.h for its facilities [media] em28xx: Fix DVB-C maxsize for em2884 [media] tda18271c2dd: Fix saw filter configuration for DVB-C @6MHz [media] v4l: mt9v032: Fix Bayer pattern [media] V4L: mt9m111: rewrite set_pixfmt [media] V4L: mt9m111: fix missing return value check mt9m111_reg_clear [media] V4L: initial driver for ov5642 CMOS sensor [media] V4L: sh_mobile_ceu_camera: fix Oops when USERPTR mapping fails [media] V4L: soc-camera: remove soc-camera bus and devices on it [media] V4L: soc-camera: un-export the soc-camera bus [media] V4L: sh_mobile_csi2: switch away from using the soc-camera bus notifier [media] V4L: add media bus configuration subdev operations [media] V4L: soc-camera: group struct field initialisations together [media] V4L: soc-camera: remove now unused soc-camera specific PM hooks [media] V4L: pxa-camera: switch to using standard PM hooks [media] NetUP Dual DVB-T/C CI RF: force card hardware revision by module param [media] Don't OOPS if videobuf_dvb_get_frontend return NULL [media] NetUP Dual DVB-T/C CI RF: load firmware according card revision [media] omap3isp: Support configurable HS/VS polarities ... Fix up conflicts: - arch/arm/mach-omap2/board-rx51-peripherals.c: cleanup regulator supply definitions in mach-omap2 vs OMAP3: RX-51: define vdds_csib regulator supply - drivers/staging/tm6000/tm6000-alsa.c (trivial)
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+<refentry id="packed-rgb">
+ <refmeta>
+ <refentrytitle>Packed RGB formats</refentrytitle>
+ &manvol;
+ </refmeta>
+ <refnamediv>
+ <refname>Packed RGB formats</refname>
+ <refpurpose>Packed RGB formats</refpurpose>
+ </refnamediv>
+ <refsect1>
+ <title>Description</title>
+
+ <para>These formats are designed to match the pixel formats of
+typical PC graphics frame buffers. They occupy 8, 16, 24 or 32 bits
+per pixel. These are all packed-pixel formats, meaning all the data
+for a pixel lie next to each other in memory.</para>
+
+ <para>When one of these formats is used, drivers shall report the
+colorspace <constant>V4L2_COLORSPACE_SRGB</constant>.</para>
+
+ <table pgwide="1" frame="none" id="rgb-formats">
+ <title>Packed RGB Image Formats</title>
+ <tgroup cols="37" align="center">
+ <colspec colname="id" align="left" />
+ <colspec colname="fourcc" />
+ <colspec colname="bit" />
+
+ <colspec colnum="4" colname="b07" align="center" />
+ <colspec colnum="5" colname="b06" align="center" />
+ <colspec colnum="6" colname="b05" align="center" />
+ <colspec colnum="7" colname="b04" align="center" />
+ <colspec colnum="8" colname="b03" align="center" />
+ <colspec colnum="9" colname="b02" align="center" />
+ <colspec colnum="10" colname="b01" align="center" />
+ <colspec colnum="11" colname="b00" align="center" />
+
+ <colspec colnum="13" colname="b17" align="center" />
+ <colspec colnum="14" colname="b16" align="center" />
+ <colspec colnum="15" colname="b15" align="center" />
+ <colspec colnum="16" colname="b14" align="center" />
+ <colspec colnum="17" colname="b13" align="center" />
+ <colspec colnum="18" colname="b12" align="center" />
+ <colspec colnum="19" colname="b11" align="center" />
+ <colspec colnum="20" colname="b10" align="center" />
+
+ <colspec colnum="22" colname="b27" align="center" />
+ <colspec colnum="23" colname="b26" align="center" />
+ <colspec colnum="24" colname="b25" align="center" />
+ <colspec colnum="25" colname="b24" align="center" />
+ <colspec colnum="26" colname="b23" align="center" />
+ <colspec colnum="27" colname="b22" align="center" />
+ <colspec colnum="28" colname="b21" align="center" />
+ <colspec colnum="29" colname="b20" align="center" />
+
+ <colspec colnum="31" colname="b37" align="center" />
+ <colspec colnum="32" colname="b36" align="center" />
+ <colspec colnum="33" colname="b35" align="center" />
+ <colspec colnum="34" colname="b34" align="center" />
+ <colspec colnum="35" colname="b33" align="center" />
+ <colspec colnum="36" colname="b32" align="center" />
+ <colspec colnum="37" colname="b31" align="center" />
+ <colspec colnum="38" colname="b30" align="center" />
+
+ <spanspec namest="b07" nameend="b00" spanname="b0" />
+ <spanspec namest="b17" nameend="b10" spanname="b1" />
+ <spanspec namest="b27" nameend="b20" spanname="b2" />
+ <spanspec namest="b37" nameend="b30" spanname="b3" />
+ <thead>
+ <row>
+ <entry>Identifier</entry>
+ <entry>Code</entry>
+ <entry>&nbsp;</entry>
+ <entry spanname="b0">Byte&nbsp;0 in memory</entry>
+ <entry spanname="b1">Byte&nbsp;1</entry>
+ <entry spanname="b2">Byte&nbsp;2</entry>
+ <entry spanname="b3">Byte&nbsp;3</entry>
+ </row>
+ <row>
+ <entry>&nbsp;</entry>
+ <entry>&nbsp;</entry>
+ <entry>Bit</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>
+ <entry>&nbsp;</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>
+ <entry>&nbsp;</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>
+ <entry>&nbsp;</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-PIX-FMT-RGB332">
+ <entry><constant>V4L2_PIX_FMT_RGB332</constant></entry>
+ <entry>'RGB1'</entry>
+ <entry></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-RGB444">
+ <entry><constant>V4L2_PIX_FMT_RGB444</constant></entry>
+ <entry>'R444'</entry>
+ <entry></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry></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>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-RGB555">
+ <entry><constant>V4L2_PIX_FMT_RGB555</constant></entry>
+ <entry>'RGBO'</entry>
+ <entry></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>a</entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-RGB565">
+ <entry><constant>V4L2_PIX_FMT_RGB565</constant></entry>
+ <entry>'RGBP'</entry>
+ <entry></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-RGB555X">
+ <entry><constant>V4L2_PIX_FMT_RGB555X</constant></entry>
+ <entry>'RGBQ'</entry>
+ <entry></entry>
+ <entry>a</entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-RGB565X">
+ <entry><constant>V4L2_PIX_FMT_RGB565X</constant></entry>
+ <entry>'RGBR'</entry>
+ <entry></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-BGR666">
+ <entry><constant>V4L2_PIX_FMT_BGR666</constant></entry>
+ <entry>'BGRH'</entry>
+ <entry></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-BGR24">
+ <entry><constant>V4L2_PIX_FMT_BGR24</constant></entry>
+ <entry>'BGR3'</entry>
+ <entry></entry>
+ <entry>b<subscript>7</subscript></entry>
+ <entry>b<subscript>6</subscript></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>7</subscript></entry>
+ <entry>g<subscript>6</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>r<subscript>7</subscript></entry>
+ <entry>r<subscript>6</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-RGB24">
+ <entry><constant>V4L2_PIX_FMT_RGB24</constant></entry>
+ <entry>'RGB3'</entry>
+ <entry></entry>
+ <entry>r<subscript>7</subscript></entry>
+ <entry>r<subscript>6</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>7</subscript></entry>
+ <entry>g<subscript>6</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>b<subscript>7</subscript></entry>
+ <entry>b<subscript>6</subscript></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ </row>
+ <row id="V4L2-PIX-FMT-BGR32">
+ <entry><constant>V4L2_PIX_FMT_BGR32</constant></entry>
+ <entry>'BGR4'</entry>
+ <entry></entry>
+ <entry>b<subscript>7</subscript></entry>
+ <entry>b<subscript>6</subscript></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>7</subscript></entry>
+ <entry>g<subscript>6</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>r<subscript>7</subscript></entry>
+ <entry>r<subscript>6</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></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>
+ </row>
+ <row id="V4L2-PIX-FMT-RGB32">
+ <entry><constant>V4L2_PIX_FMT_RGB32</constant></entry>
+ <entry>'RGB4'</entry>
+ <entry></entry>
+ <entry>r<subscript>7</subscript></entry>
+ <entry>r<subscript>6</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>7</subscript></entry>
+ <entry>g<subscript>6</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>b<subscript>7</subscript></entry>
+ <entry>b<subscript>6</subscript></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></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>
+ </row>
+ </tbody>
+ </tgroup>
+ </table>
+
+ <para>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
+<link linkend="overlay">Video Overlay</link> or <link
+linkend="osd">Video Output Overlay</link>.</para>
+
+ <example>
+ <title><constant>V4L2_PIX_FMT_BGR24</constant> 4 &times; 4 pixel
+image</title>
+
+ <formalpara>
+ <title>Byte Order.</title>
+ <para>Each cell is one byte.
+ <informaltable frame="none">
+ <tgroup cols="13" align="center">
+ <colspec align="left" colwidth="2*" />
+ <tbody valign="top">
+ <row>
+ <entry>start&nbsp;+&nbsp;0:</entry>
+ <entry>B<subscript>00</subscript></entry>
+ <entry>G<subscript>00</subscript></entry>
+ <entry>R<subscript>00</subscript></entry>
+ <entry>B<subscript>01</subscript></entry>
+ <entry>G<subscript>01</subscript></entry>
+ <entry>R<subscript>01</subscript></entry>
+ <entry>B<subscript>02</subscript></entry>
+ <entry>G<subscript>02</subscript></entry>
+ <entry>R<subscript>02</subscript></entry>
+ <entry>B<subscript>03</subscript></entry>
+ <entry>G<subscript>03</subscript></entry>
+ <entry>R<subscript>03</subscript></entry>
+ </row>
+ <row>
+ <entry>start&nbsp;+&nbsp;12:</entry>
+ <entry>B<subscript>10</subscript></entry>
+ <entry>G<subscript>10</subscript></entry>
+ <entry>R<subscript>10</subscript></entry>
+ <entry>B<subscript>11</subscript></entry>
+ <entry>G<subscript>11</subscript></entry>
+ <entry>R<subscript>11</subscript></entry>
+ <entry>B<subscript>12</subscript></entry>
+ <entry>G<subscript>12</subscript></entry>
+ <entry>R<subscript>12</subscript></entry>
+ <entry>B<subscript>13</subscript></entry>
+ <entry>G<subscript>13</subscript></entry>
+ <entry>R<subscript>13</subscript></entry>
+ </row>
+ <row>
+ <entry>start&nbsp;+&nbsp;24:</entry>
+ <entry>B<subscript>20</subscript></entry>
+ <entry>G<subscript>20</subscript></entry>
+ <entry>R<subscript>20</subscript></entry>
+ <entry>B<subscript>21</subscript></entry>
+ <entry>G<subscript>21</subscript></entry>
+ <entry>R<subscript>21</subscript></entry>
+ <entry>B<subscript>22</subscript></entry>
+ <entry>G<subscript>22</subscript></entry>
+ <entry>R<subscript>22</subscript></entry>
+ <entry>B<subscript>23</subscript></entry>
+ <entry>G<subscript>23</subscript></entry>
+ <entry>R<subscript>23</subscript></entry>
+ </row>
+ <row>
+ <entry>start&nbsp;+&nbsp;36:</entry>
+ <entry>B<subscript>30</subscript></entry>
+ <entry>G<subscript>30</subscript></entry>
+ <entry>R<subscript>30</subscript></entry>
+ <entry>B<subscript>31</subscript></entry>
+ <entry>G<subscript>31</subscript></entry>
+ <entry>R<subscript>31</subscript></entry>
+ <entry>B<subscript>32</subscript></entry>
+ <entry>G<subscript>32</subscript></entry>
+ <entry>R<subscript>32</subscript></entry>
+ <entry>B<subscript>33</subscript></entry>
+ <entry>G<subscript>33</subscript></entry>
+ <entry>R<subscript>33</subscript></entry>
+ </row>
+ </tbody>
+ </tgroup>
+ </informaltable>
+ </para>
+ </formalpara>
+ </example>
+
+ <important>
+ <para>Drivers may interpret these formats differently.</para>
+ </important>
+
+ <para>Some RGB formats above are uncommon and were probably
+defined in error. Drivers may interpret them as in <xref
+ linkend="rgb-formats-corrected" />.</para>
+
+ <table pgwide="1" frame="none" id="rgb-formats-corrected">
+ <title>Packed RGB Image Formats (corrected)</title>
+ <tgroup cols="37" align="center">
+ <colspec colname="id" align="left" />
+ <colspec colname="fourcc" />
+ <colspec colname="bit" />
+
+ <colspec colnum="4" colname="b07" align="center" />
+ <colspec colnum="5" colname="b06" align="center" />
+ <colspec colnum="6" colname="b05" align="center" />
+ <colspec colnum="7" colname="b04" align="center" />
+ <colspec colnum="8" colname="b03" align="center" />
+ <colspec colnum="9" colname="b02" align="center" />
+ <colspec colnum="10" colname="b01" align="center" />
+ <colspec colnum="11" colname="b00" align="center" />
+
+ <colspec colnum="13" colname="b17" align="center" />
+ <colspec colnum="14" colname="b16" align="center" />
+ <colspec colnum="15" colname="b15" align="center" />
+ <colspec colnum="16" colname="b14" align="center" />
+ <colspec colnum="17" colname="b13" align="center" />
+ <colspec colnum="18" colname="b12" align="center" />
+ <colspec colnum="19" colname="b11" align="center" />
+ <colspec colnum="20" colname="b10" align="center" />
+
+ <colspec colnum="22" colname="b27" align="center" />
+ <colspec colnum="23" colname="b26" align="center" />
+ <colspec colnum="24" colname="b25" align="center" />
+ <colspec colnum="25" colname="b24" align="center" />
+ <colspec colnum="26" colname="b23" align="center" />
+ <colspec colnum="27" colname="b22" align="center" />
+ <colspec colnum="28" colname="b21" align="center" />
+ <colspec colnum="29" colname="b20" align="center" />
+
+ <colspec colnum="31" colname="b37" align="center" />
+ <colspec colnum="32" colname="b36" align="center" />
+ <colspec colnum="33" colname="b35" align="center" />
+ <colspec colnum="34" colname="b34" align="center" />
+ <colspec colnum="35" colname="b33" align="center" />
+ <colspec colnum="36" colname="b32" align="center" />
+ <colspec colnum="37" colname="b31" align="center" />
+ <colspec colnum="38" colname="b30" align="center" />
+
+ <spanspec namest="b07" nameend="b00" spanname="b0" />
+ <spanspec namest="b17" nameend="b10" spanname="b1" />
+ <spanspec namest="b27" nameend="b20" spanname="b2" />
+ <spanspec namest="b37" nameend="b30" spanname="b3" />
+ <thead>
+ <row>
+ <entry>Identifier</entry>
+ <entry>Code</entry>
+ <entry>&nbsp;</entry>
+ <entry spanname="b0">Byte&nbsp;0 in memory</entry>
+ <entry spanname="b1">Byte&nbsp;1</entry>
+ <entry spanname="b2">Byte&nbsp;2</entry>
+ <entry spanname="b3">Byte&nbsp;3</entry>
+ </row>
+ <row>
+ <entry>&nbsp;</entry>
+ <entry>&nbsp;</entry>
+ <entry>Bit</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>
+ <entry>&nbsp;</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>
+ <entry>&nbsp;</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>
+ <entry>&nbsp;</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-PIX-FMT-RGB332" -->
+ <entry><constant>V4L2_PIX_FMT_RGB332</constant></entry>
+ <entry>'RGB1'</entry>
+ <entry></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-RGB444" -->
+ <entry><constant>V4L2_PIX_FMT_RGB444</constant></entry>
+ <entry>'R444'</entry>
+ <entry></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry></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>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-RGB555" -->
+ <entry><constant>V4L2_PIX_FMT_RGB555</constant></entry>
+ <entry>'RGBO'</entry>
+ <entry></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>a</entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-RGB565" -->
+ <entry><constant>V4L2_PIX_FMT_RGB565</constant></entry>
+ <entry>'RGBP'</entry>
+ <entry></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-RGB555X" -->
+ <entry><constant>V4L2_PIX_FMT_RGB555X</constant></entry>
+ <entry>'RGBQ'</entry>
+ <entry></entry>
+ <entry>a</entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-RGB565X" -->
+ <entry><constant>V4L2_PIX_FMT_RGB565X</constant></entry>
+ <entry>'RGBR'</entry>
+ <entry></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-BGR666" -->
+ <entry><constant>V4L2_PIX_FMT_BGR666</constant></entry>
+ <entry>'BGRH'</entry>
+ <entry></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ <entry></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-BGR24" -->
+ <entry><constant>V4L2_PIX_FMT_BGR24</constant></entry>
+ <entry>'BGR3'</entry>
+ <entry></entry>
+ <entry>b<subscript>7</subscript></entry>
+ <entry>b<subscript>6</subscript></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>7</subscript></entry>
+ <entry>g<subscript>6</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>r<subscript>7</subscript></entry>
+ <entry>r<subscript>6</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-RGB24" -->
+ <entry><constant>V4L2_PIX_FMT_RGB24</constant></entry>
+ <entry>'RGB3'</entry>
+ <entry></entry>
+ <entry>r<subscript>7</subscript></entry>
+ <entry>r<subscript>6</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>7</subscript></entry>
+ <entry>g<subscript>6</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>b<subscript>7</subscript></entry>
+ <entry>b<subscript>6</subscript></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-BGR32" -->
+ <entry><constant>V4L2_PIX_FMT_BGR32</constant></entry>
+ <entry>'BGR4'</entry>
+ <entry></entry>
+ <entry>b<subscript>7</subscript></entry>
+ <entry>b<subscript>6</subscript></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>7</subscript></entry>
+ <entry>g<subscript>6</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>r<subscript>7</subscript></entry>
+ <entry>r<subscript>6</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></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>
+ </row>
+ <row><!-- id="V4L2-PIX-FMT-RGB32" -->
+ <entry><constant>V4L2_PIX_FMT_RGB32</constant></entry>
+ <entry>'RGB4'</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></entry>
+ <entry>r<subscript>7</subscript></entry>
+ <entry>r<subscript>6</subscript></entry>
+ <entry>r<subscript>5</subscript></entry>
+ <entry>r<subscript>4</subscript></entry>
+ <entry>r<subscript>3</subscript></entry>
+ <entry>r<subscript>2</subscript></entry>
+ <entry>r<subscript>1</subscript></entry>
+ <entry>r<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>g<subscript>7</subscript></entry>
+ <entry>g<subscript>6</subscript></entry>
+ <entry>g<subscript>5</subscript></entry>
+ <entry>g<subscript>4</subscript></entry>
+ <entry>g<subscript>3</subscript></entry>
+ <entry>g<subscript>2</subscript></entry>
+ <entry>g<subscript>1</subscript></entry>
+ <entry>g<subscript>0</subscript></entry>
+ <entry></entry>
+ <entry>b<subscript>7</subscript></entry>
+ <entry>b<subscript>6</subscript></entry>
+ <entry>b<subscript>5</subscript></entry>
+ <entry>b<subscript>4</subscript></entry>
+ <entry>b<subscript>3</subscript></entry>
+ <entry>b<subscript>2</subscript></entry>
+ <entry>b<subscript>1</subscript></entry>
+ <entry>b<subscript>0</subscript></entry>
+ </row>
+ </tbody>
+ </tgroup>
+ </table>
+
+ <para>A test utility to determine which RGB formats a driver
+actually supports is available from the LinuxTV v4l-dvb repository.
+See &v4l-dvb; for access instructions.</para>
+
+ </refsect1>
+ </refentry>
+
+ <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+ -->