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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?KnAuoOLLSJmw/2un7rTK0SNhz90LZnauOCZQEZGzp/qFIWzoga2ypUJGMpqt?= =?us-ascii?Q?Zh535Vk6c7JEm3T4xrEIxeKvAjZ1MwQyWAwd9XzLCQAUXio6OicslZFnmmB0?= =?us-ascii?Q?wrU99UXcuPvmp4w9kb2yqs6hfSdelZ2xeETlDDGz0bmCATrHivfDFC5gkUns?= =?us-ascii?Q?oJ4Xd1iB6tv5I20R391N/OvXaoU2ypuA0bZe6AVJ/due6A6fICKgPXEo9z2r?= =?us-ascii?Q?CplH6joD+R/1nniHaY4CDLcTABkQwdQfk1W8/Ng8Wr7az5UNOxRMrVThNPEp?= =?us-ascii?Q?mBza2SDp7KgydJaIsXFuJ7Nzz76Gv0zpLTOcnTubfwWpvRcRCXTfzW689RcW?= =?us-ascii?Q?0SD1oad0qqikRSGndcdIhX8frlWntunaqOhQUGZ2KJTQE5nrBmHoVd7xPGus?= =?us-ascii?Q?68wjDEE1fHpNP+rlXlbXYjsPSW7FqqFIvl3hf6U255AsmaaFC8ZQGp05bJL+?= =?us-ascii?Q?4416ghBCHZNx75wNCxdZNJXc8NVxsMb6zLS9Sq8EaIZXo6YDi/I18I20EvyV?= =?us-ascii?Q?Mv9WMoEANnZvaneuBUMde2g2m5NLRNLy+Vz3xksvy/XDvU1CS3bPVBvkb7ZU?= =?us-ascii?Q?eSoFUFP0COg32EzDEzL8yG8BCDW8cKn86ks3RVoXMySWp1kKZgy+94joI+J7?= =?us-ascii?Q?VygHtyJ6bj1oiDgXA7AdD3QVWTC7q44yEjZUXe88opv/nfCp00LFvZqMee5R?= =?us-ascii?Q?vT8uXGbJqsR4wde5svJxdPvQ1nu/qZC+9lYYXkM0CdtEu9vEubAHlsrsr+su?= =?us-ascii?Q?2aLCOXhlaB8EIKxrisYbNmDZm+rxTzp8B0AWTJkdX6ZgTNwc7jmHiq71ICgC?= =?us-ascii?Q?dKBmbQAIQB2x/7z5WmABW9Qxh9iW1S4g7PtLi2QWOCn7+YrjkAqBiIVIYeih?= =?us-ascii?Q?TX6pbh/LZBnf1ui33w/qHqQbLLg6emzgvLiTihEc/MIsuT0J3uA21lEvsb0B?= =?us-ascii?Q?/T01LCKxvdc74OkFqHfIPrTCZwce8RlrNMXpz39wBcH9MShy/esUW+5eWHG1?= =?us-ascii?Q?hB7XU/vQpRpeNHu/38/Sa46K8D2ic+YOeWu1h6DYXZfzQR6pMcOko0o7id2Q?= =?us-ascii?Q?Ba1DJ07glxU+4XDb2YyMTk6yWdxia8BSvwrRJXJYIHHe3NMRFdW2Ep7UQi/u?= =?us-ascii?Q?AvBeLpYHuIHeyw3GKhOmTSoQNIXhS7/H2MbmRIx3dvJbyeCtJxKp9tPj+sPO?= =?us-ascii?Q?jsBw8x+/Lk6YjKLZ5UJrhe7alcXatO8lP8Iqwt6AYmopM1sWxzkHdE4QQ+k+?= =?us-ascii?Q?g9/3GsFRaMqxgCxYXB6GPYtRJjrtPi6EGRoh4Miulw4EKKndeiQcl7f3SzNP?= =?us-ascii?Q?/ZW+9k+DBN/8Ba1mnIs3mxHiqZB5m2E7olKLwLwhCMCZTP1RhAQaYWryt3Kf?= =?us-ascii?Q?NVVrihxTSjLpwFdNDIswO/1lVLU7yg/VZGiYRdz+1CBwLYi0cWg8ApgTBuWY?= =?us-ascii?Q?+TDFFd3Q79WVD0xGZ52RCvlT2o5PpNRsRjWCJ0XMBst59b26jffCBEfSk8r2?= =?us-ascii?Q?uzGYrnDfrxCwmFzH0Fy5b3UQz54eTT560kqyuMNnQjmM4pDyxXRemISsJJTm?= =?us-ascii?Q?b3VMYnLo+LKb7goovqHWy7Y6OQXXV/3YAfz+WRqa?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8b521f06-af78-47ba-77ef-08dae23808b2 X-MS-Exchange-CrossTenant-AuthSource: AM6PR04MB6341.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Dec 2022 03:12:31.9868 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: IoCDAY/i5fvN+Rc7D9Gr0NqY1xZyVoMyNhzG4l4KzpslG9Iypa20O2fUckDItmjy9oxyXwLOS95GcYB1QN5YcQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS1PR04MB9405 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Y312 is a YUV format with 12-bits per component like YUV24, expanded to 16bits. Data in the 12 high bits, zeros in the 4 low bits, arranged in little endian order. Signed-off-by: Ming Qian --- .../media/v4l/pixfmt-packed-yuv.rst | 28 +++++++++++++++++++ drivers/media/v4l2-core/v4l2-common.c | 1 + drivers/media/v4l2-core/v4l2-ioctl.c | 1 + include/uapi/linux/videodev2.h | 1 + 4 files changed, 31 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst b/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst index 39ded0b1e65c..a91c30ba6b73 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst @@ -257,6 +257,34 @@ the second byte and Y'\ :sub:`7-0` in the third byte. - The padding bits contain undefined values that must be ignored by all applications and drivers. +The next lists the packed YUV 4:4:4 formats with more than 8 bits per component. +expand the bits per component to 16 bits, data in the high bits, zeros in the low bits, +arranged in little endian order. storing 1 pixels in 6 bytes. + +.. flat-table:: Packed YUV 4:4:4 Image Formats (more than 8bpc) + :header-rows: 1 + :stub-columns: 0 + + * - Identifier + - Code + - Byte 1-0 + - Byte 3-2 + - Byte 5-4 + - Byte 7-6 + - Byte 9-8 + - Byte 11-10 + + * .. _V4L2-PIX-FMT-Y312: + + - ``V4L2_PIX_FMT_Y312`` + - 'Y312' + + - Y'\ :sub:`0` + - Cb\ :sub:`0` + - Cr\ :sub:`0` + - Y'\ :sub:`1` + - Cb\ :sub:`1` + - Cr\ :sub:`1` 4:2:2 Subsampling ================= diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c index 21ace56fac04..332d4b11bc1b 100644 --- a/drivers/media/v4l2-core/v4l2-common.c +++ b/drivers/media/v4l2-core/v4l2-common.c @@ -259,6 +259,7 @@ const struct v4l2_format_info *v4l2_format_info(u32 format) { .format = V4L2_PIX_FMT_UYVY, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .hdiv = 2, .vdiv = 1 }, { .format = V4L2_PIX_FMT_VYUY, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .hdiv = 2, .vdiv = 1 }, { .format = V4L2_PIX_FMT_Y212, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 4, 0, 0, 0 }, .hdiv = 2, .vdiv = 1 }, + { .format = V4L2_PIX_FMT_Y312, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 6, 0, 0, 0 }, .hdiv = 1, .vdiv = 1 }, /* YUV planar formats */ { .format = V4L2_PIX_FMT_NV12, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2 }, diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 4d5f722b674a..5b97d7e5dbbf 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1343,6 +1343,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) case V4L2_PIX_FMT_HI240: descr = "8-bit Dithered RGB (BTTV)"; break; case V4L2_PIX_FMT_M420: descr = "YUV 4:2:0 (M420)"; break; case V4L2_PIX_FMT_Y212: descr = "12-bit Depth YUYV 4:2:2"; break; + case V4L2_PIX_FMT_Y312: descr = "12-bit Depth YUV 4:4:4"; break; case V4L2_PIX_FMT_NV12: descr = "Y/UV 4:2:0"; break; case V4L2_PIX_FMT_NV21: descr = "Y/VU 4:2:0"; break; case V4L2_PIX_FMT_NV16: descr = "Y/UV 4:2:2"; break; diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index b8a501dccfa4..3475331737af 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -619,6 +619,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_YUVX32 v4l2_fourcc('Y', 'U', 'V', 'X') /* 32 YUVX-8-8-8-8 */ #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ #define V4L2_PIX_FMT_Y212 v4l2_fourcc('Y', '2', '1', '2') /* 32 YUYV 12-bit per component */ +#define V4L2_PIX_FMT_Y312 v4l2_fourcc('Y', '3', '1', '2') /* 48 YUV 4:4:4 12-bit per component */ /* two planes -- one Y, one Cr + Cb interleaved */ #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ -- 2.38.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A1427C4332F for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Y312 is a YUV format with 12-bits per component like YUV24, expanded to 16bits. Data in the 12 high bits, zeros in the 4 low bits, arranged in little endian order. Signed-off-by: Ming Qian --- .../media/v4l/pixfmt-packed-yuv.rst | 28 +++++++++++++++++++ drivers/media/v4l2-core/v4l2-common.c | 1 + drivers/media/v4l2-core/v4l2-ioctl.c | 1 + include/uapi/linux/videodev2.h | 1 + 4 files changed, 31 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst b/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst index 39ded0b1e65c..a91c30ba6b73 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst @@ -257,6 +257,34 @@ the second byte and Y'\ :sub:`7-0` in the third byte. - The padding bits contain undefined values that must be ignored by all applications and drivers. +The next lists the packed YUV 4:4:4 formats with more than 8 bits per component. +expand the bits per component to 16 bits, data in the high bits, zeros in the low bits, +arranged in little endian order. storing 1 pixels in 6 bytes. + +.. flat-table:: Packed YUV 4:4:4 Image Formats (more than 8bpc) + :header-rows: 1 + :stub-columns: 0 + + * - Identifier + - Code + - Byte 1-0 + - Byte 3-2 + - Byte 5-4 + - Byte 7-6 + - Byte 9-8 + - Byte 11-10 + + * .. _V4L2-PIX-FMT-Y312: + + - ``V4L2_PIX_FMT_Y312`` + - 'Y312' + + - Y'\ :sub:`0` + - Cb\ :sub:`0` + - Cr\ :sub:`0` + - Y'\ :sub:`1` + - Cb\ :sub:`1` + - Cr\ :sub:`1` 4:2:2 Subsampling ================= diff --git a/drivers/media/v4l2-core/v4l2-common.c b/drivers/media/v4l2-core/v4l2-common.c index 21ace56fac04..332d4b11bc1b 100644 --- a/drivers/media/v4l2-core/v4l2-common.c +++ b/drivers/media/v4l2-core/v4l2-common.c @@ -259,6 +259,7 @@ const struct v4l2_format_info *v4l2_format_info(u32 format) { .format = V4L2_PIX_FMT_UYVY, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .hdiv = 2, .vdiv = 1 }, { .format = V4L2_PIX_FMT_VYUY, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 2, 0, 0, 0 }, .hdiv = 2, .vdiv = 1 }, { .format = V4L2_PIX_FMT_Y212, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 4, 0, 0, 0 }, .hdiv = 2, .vdiv = 1 }, + { .format = V4L2_PIX_FMT_Y312, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 1, .bpp = { 6, 0, 0, 0 }, .hdiv = 1, .vdiv = 1 }, /* YUV planar formats */ { .format = V4L2_PIX_FMT_NV12, .pixel_enc = V4L2_PIXEL_ENC_YUV, .mem_planes = 1, .comp_planes = 2, .bpp = { 1, 2, 0, 0 }, .hdiv = 2, .vdiv = 2 }, diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 4d5f722b674a..5b97d7e5dbbf 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1343,6 +1343,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt) case V4L2_PIX_FMT_HI240: descr = "8-bit Dithered RGB (BTTV)"; break; case V4L2_PIX_FMT_M420: descr = "YUV 4:2:0 (M420)"; break; case V4L2_PIX_FMT_Y212: descr = "12-bit Depth YUYV 4:2:2"; break; + case V4L2_PIX_FMT_Y312: descr = "12-bit Depth YUV 4:4:4"; break; case V4L2_PIX_FMT_NV12: descr = "Y/UV 4:2:0"; break; case V4L2_PIX_FMT_NV21: descr = "Y/VU 4:2:0"; break; case V4L2_PIX_FMT_NV16: descr = "Y/UV 4:2:2"; break; diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index b8a501dccfa4..3475331737af 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -619,6 +619,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_YUVX32 v4l2_fourcc('Y', 'U', 'V', 'X') /* 32 YUVX-8-8-8-8 */ #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */ #define V4L2_PIX_FMT_Y212 v4l2_fourcc('Y', '2', '1', '2') /* 32 YUYV 12-bit per component */ +#define V4L2_PIX_FMT_Y312 v4l2_fourcc('Y', '3', '1', '2') /* 48 YUV 4:4:4 12-bit per component */ /* two planes -- one Y, one Cr + Cb interleaved */ #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ -- 2.38.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel