lkml.org 
[lkml]   [2020]   [May]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH] vimc: debayer: Add support for ARGB format
Running qcam for pixelformat 0x34324142 showed that vimc debayer does
not support it. Hence, add the support for Alpha (255).

Signed-off-by: Kaaira Gupta <kgupta@es.iitr.ac.in>
---
.../media/test-drivers/vimc/vimc-debayer.c | 27 ++++++++++++-------
1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/drivers/media/test-drivers/vimc/vimc-debayer.c b/drivers/media/test-drivers/vimc/vimc-debayer.c
index c3f6fef34f68..f34148717a40 100644
--- a/drivers/media/test-drivers/vimc/vimc-debayer.c
+++ b/drivers/media/test-drivers/vimc/vimc-debayer.c
@@ -62,6 +62,7 @@ static const u32 vimc_deb_src_mbus_codes[] = {
MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA,
MEDIA_BUS_FMT_RGB888_1X32_PADHI,
+ MEDIA_BUS_FMT_ARGB8888_1X32
};

static const struct vimc_deb_pix_map vimc_deb_pix_map_list[] = {
@@ -322,15 +323,23 @@ static void vimc_deb_process_rgb_frame(struct vimc_deb_device *vdeb,
unsigned int i, index;

vpix = vimc_pix_map_by_code(vdeb->src_code);
- index = VIMC_FRAME_INDEX(lin, col, vdeb->sink_fmt.width, 3);
- for (i = 0; i < 3; i++) {
- switch (vpix->pixelformat) {
- case V4L2_PIX_FMT_RGB24:
- vdeb->src_frame[index + i] = rgb[i];
- break;
- case V4L2_PIX_FMT_BGR24:
- vdeb->src_frame[index + i] = rgb[2 - i];
- break;
+
+ if (vpix->pixelformat == V4L2_PIX_FMT_ARGB32) {
+ index = VIMC_FRAME_INDEX(lin, col, vdeb->sink_fmt.width, 4);
+ vdeb->src_frame[index] = 255;
+ for (i = 0; i < 3; i++)
+ vdeb->src_frame[index + i + 1] = rgb[i];
+ } else {
+ index = VIMC_FRAME_INDEX(lin, col, vdeb->sink_fmt.width, 3);
+ for (i = 0; i < 3; i++) {
+ switch (vpix->pixelformat) {
+ case V4L2_PIX_FMT_RGB24:
+ vdeb->src_frame[index + i] = rgb[i];
+ break;
+ case V4L2_PIX_FMT_BGR24:
+ vdeb->src_frame[index + i] = rgb[2 - i];
+ break;
+ }
}
}
}
--
2.17.1
\
 
 \ /
  Last update: 2020-05-28 21:01    [W:0.071 / U:6.016 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site