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author | Arun Kumar K <arun.kk@samsung.com> | 2012-10-03 22:19:05 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-10-05 22:39:51 -0300 |
commit | 4d08f670e63200cc092724de8c95f81df606b1a5 (patch) | |
tree | 8cffd39efbb46944c49ccde0e668f75a8324467b | |
parent | 65214a8603e3ec3b1c2bc4104e6806e7cf6d23ed (diff) | |
download | op-kernel-dev-4d08f670e63200cc092724de8c95f81df606b1a5.zip op-kernel-dev-4d08f670e63200cc092724de8c95f81df606b1a5.tar.gz |
[media] v4l: Add fourcc definitions for new formats
Add the following new fourcc definitions, for multiplanar YCbCr:
V4L2_PIX_FMT_NV21M, V4L2_PIX_FMT_NV12MT_16X16 and compressed formats:
V4L2_PIX_FMT_H264_MVC, V4L2_PIX_FMT_VP8.
Signed-off-by: Jeongtae Park <jtp.park@samsung.com>
Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Signed-off-by: Arun Kumar K <arun.kk@samsung.com>
Acked-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r-- | Documentation/DocBook/media/v4l/pixfmt-nv12m.xml | 17 | ||||
-rw-r--r-- | Documentation/DocBook/media/v4l/pixfmt.xml | 10 | ||||
-rw-r--r-- | include/linux/videodev2.h | 4 |
3 files changed, 26 insertions, 5 deletions
diff --git a/Documentation/DocBook/media/v4l/pixfmt-nv12m.xml b/Documentation/DocBook/media/v4l/pixfmt-nv12m.xml index 5274c24..a990b34 100644 --- a/Documentation/DocBook/media/v4l/pixfmt-nv12m.xml +++ b/Documentation/DocBook/media/v4l/pixfmt-nv12m.xml @@ -1,11 +1,13 @@ - <refentry id="V4L2-PIX-FMT-NV12M"> + <refentry> <refmeta> - <refentrytitle>V4L2_PIX_FMT_NV12M ('NM12')</refentrytitle> + <refentrytitle>V4L2_PIX_FMT_NV12M ('NM12'), V4L2_PIX_FMT_NV21M ('NM21'), V4L2_PIX_FMT_NV12MT_16X16</refentrytitle> &manvol; </refmeta> <refnamediv> - <refname> <constant>V4L2_PIX_FMT_NV12M</constant></refname> - <refpurpose>Variation of <constant>V4L2_PIX_FMT_NV12</constant> with planes + <refname id="V4L2-PIX-FMT-NV12M"><constant>V4L2_PIX_FMT_NV12M</constant></refname> + <refname id="V4L2-PIX-FMT-NV21M"><constant>V4L2_PIX_FMT_NV21M</constant></refname> + <refname id="V4L2-PIX-FMT-NV12MT_16X16"><constant>V4L2_PIX_FMT_NV12MT_16X16</constant></refname> + <refpurpose>Variation of <constant>V4L2_PIX_FMT_NV12</constant> and <constant>V4L2_PIX_FMT_NV21</constant> with planes non contiguous in memory. </refpurpose> </refnamediv> <refsect1> @@ -22,7 +24,12 @@ The CbCr plane is the same width, in bytes, as the Y plane (and of the image), but is half as tall in pixels. Each CbCr pair belongs to four pixels. For example, Cb<subscript>0</subscript>/Cr<subscript>0</subscript> belongs to Y'<subscript>00</subscript>, Y'<subscript>01</subscript>, -Y'<subscript>10</subscript>, Y'<subscript>11</subscript>. </para> +Y'<subscript>10</subscript>, Y'<subscript>11</subscript>. +<constant>V4L2_PIX_FMT_NV12MT_16X16</constant> is the tiled version of +<constant>V4L2_PIX_FMT_NV12M</constant> with 16x16 macroblock tiles. Here pixels +are arranged in 16x16 2D tiles and tiles are arranged in linear order in memory. +<constant>V4L2_PIX_FMT_NV21M</constant> is the same as <constant>V4L2_PIX_FMT_NV12M</constant> +except the Cb and Cr bytes are swapped, the CrCb plane starts with a Cr byte.</para> <para><constant>V4L2_PIX_FMT_NV12M</constant> is intended to be used only in drivers and applications that support the multi-planar API, diff --git a/Documentation/DocBook/media/v4l/pixfmt.xml b/Documentation/DocBook/media/v4l/pixfmt.xml index fce1437..bf94f41 100644 --- a/Documentation/DocBook/media/v4l/pixfmt.xml +++ b/Documentation/DocBook/media/v4l/pixfmt.xml @@ -758,6 +758,11 @@ extended control <constant>V4L2_CID_MPEG_STREAM_TYPE</constant>, see <entry>'AVC1'</entry> <entry>H264 video elementary stream without start codes.</entry> </row> + <row id="V4L2-PIX-FMT-H264-MVC"> + <entry><constant>V4L2_PIX_FMT_H264_MVC</constant></entry> + <entry>'MVC'</entry> + <entry>H264 MVC video elementary stream.</entry> + </row> <row id="V4L2-PIX-FMT-H263"> <entry><constant>V4L2_PIX_FMT_H263</constant></entry> <entry>'H263'</entry> @@ -793,6 +798,11 @@ extended control <constant>V4L2_CID_MPEG_STREAM_TYPE</constant>, see <entry>'VC1L'</entry> <entry>VC1, SMPTE 421M Annex L compliant stream.</entry> </row> + <row id="V4L2-PIX-FMT-VP8"> + <entry><constant>V4L2_PIX_FMT_VP8</constant></entry> + <entry>'VP8'</entry> + <entry>VP8 video elementary stream.</entry> + </row> </tbody> </tgroup> </table> diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 80977d6..873adbe 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -366,7 +366,9 @@ struct v4l2_pix_format { /* two non contiguous planes - one Y, one Cr + Cb interleaved */ #define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */ +#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */ #define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */ +#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */ /* three non contiguous planes - Y, Cb, Cr */ #define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */ @@ -403,6 +405,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */ #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */ #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */ +#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */ #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ @@ -410,6 +413,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ #define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */ +#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */ /* Vendor-specific formats */ #define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */ |