mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-27 09:12:39 +00:00
46 lines
1.9 KiB
Diff
46 lines
1.9 KiB
Diff
|
From 3ef66853a02133244bde79b165d8e5063def5ef4 Mon Sep 17 00:00:00 2001
|
||
|
|
From: Randy Li <ayaka@soulik.info>
|
||
|
|
Date: Thu, 10 Jan 2019 03:57:10 +0800
|
||
|
|
Subject: [PATCH] drm/fourcc: add a 10bits fully packed variant of NV12
|
||
|
|
|
||
|
|
This pixel format is a fully packed and 10bits variant of NV12.
|
||
|
|
A luma pixel would take 10bits in memory, without any
|
||
|
|
filled bits between pixels in a stride.
|
||
|
|
|
||
|
|
Signed-off-by: Randy Li <ayaka@soulik.info>
|
||
|
|
Signed-off-by: Laurentiu Palcu <laurentiu.palcu@nxp.com>
|
||
|
|
---
|
||
|
|
drivers/gpu/drm/drm_fourcc.c | 3 +++
|
||
|
|
include/uapi/drm/drm_fourcc.h | 8 ++++++++
|
||
|
|
2 files changed, 11 insertions(+)
|
||
|
|
|
||
|
|
--- a/drivers/gpu/drm/drm_fourcc.c
|
||
|
|
+++ b/drivers/gpu/drm/drm_fourcc.c
|
||
|
|
@@ -261,6 +261,9 @@ const struct drm_format_info *__drm_form
|
||
|
|
{ .format = DRM_FORMAT_P016, .depth = 0, .num_planes = 2,
|
||
|
|
.char_per_block = { 2, 4, 0 }, .block_w = { 1, 0, 0 }, .block_h = { 1, 0, 0 },
|
||
|
|
.hsub = 2, .vsub = 2, .is_yuv = true},
|
||
|
|
+ { .format = DRM_FORMAT_NV12_10LE40, .depth = 0, .num_planes = 2,
|
||
|
|
+ .char_per_block = { 5, 5, 0 }, .block_w = { 4, 2, 0 }, .block_h = { 1, 1, 0 },
|
||
|
|
+ .hsub = 2, .vsub = 2, .is_yuv = true },
|
||
|
|
{ .format = DRM_FORMAT_P210, .depth = 0,
|
||
|
|
.num_planes = 2, .char_per_block = { 2, 4, 0 },
|
||
|
|
.block_w = { 1, 0, 0 }, .block_h = { 1, 0, 0 }, .hsub = 2,
|
||
|
|
--- a/include/uapi/drm/drm_fourcc.h
|
||
|
|
+++ b/include/uapi/drm/drm_fourcc.h
|
||
|
|
@@ -236,6 +236,14 @@ extern "C" {
|
||
|
|
#define DRM_FORMAT_NV61 fourcc_code('N', 'V', '6', '1') /* 2x1 subsampled Cb:Cr plane */
|
||
|
|
#define DRM_FORMAT_NV24 fourcc_code('N', 'V', '2', '4') /* non-subsampled Cr:Cb plane */
|
||
|
|
#define DRM_FORMAT_NV42 fourcc_code('N', 'V', '4', '2') /* non-subsampled Cb:Cr plane */
|
||
|
|
+/*
|
||
|
|
+ * A fully packed 2 plane YCbCr
|
||
|
|
+ * Y1 0-9, Y2 10-19, Y3 20-29, Y4 20-39
|
||
|
|
+ * ....
|
||
|
|
+ * U1V1: 0-19, U2V2: 20-39
|
||
|
|
+ */
|
||
|
|
+#define DRM_FORMAT_NV12_10LE40 fourcc_code('R', 'K', '2', '0') /* 2x2 subsampled Cr:Cb plane */
|
||
|
|
+
|
||
|
|
|
||
|
|
/*
|
||
|
|
* 2 plane YCbCr MSB aligned
|