diff options
| author | Martin Weber <martin.weber@br-automation.com> | 2021-11-09 11:43:09 +0000 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-11-19 06:10:06 +0000 |
| commit | ea8587d9de22aa08e1449779c59687407f7de21e (patch) | |
| tree | 3ee14dd79128d68c61f6828be6224cadc5e32bcb | |
| parent | dca7cc1cbd998f6765ba331c89eec5ed205b48d9 (diff) | |
media: coda: V4L2_PIX_FMT_GREY for coda960 JPEG Encoder
support greyscale pix fmt input for coda9_jpeg_encoder. The hardware
supports it, so allow V4L2 Mem2Mem JPEG Encoder use it as well. Tested
on an i.MX6QP.
[hverkuil: updated the Subject line as suggested by Philipp]
Signed-off-by: Martin Weber <martin.weber@br-automation.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
| -rw-r--r-- | drivers/media/platform/coda/coda-common.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c index 0e312b0842d7..3cfd4368e9a9 100644 --- a/drivers/media/platform/coda/coda-common.c +++ b/drivers/media/platform/coda/coda-common.c @@ -43,7 +43,7 @@ #define CODA_NAME "coda" #define CODADX6_MAX_INSTANCES 4 -#define CODA_MAX_FORMATS 4 +#define CODA_MAX_FORMATS 5 #define CODA_ISRAM_SIZE (2048 * 2) @@ -247,6 +247,7 @@ static const struct coda_video_device coda9_jpeg_encoder = { V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_YVU420, V4L2_PIX_FMT_YUV422P, + V4L2_PIX_FMT_GREY, }, .dst_formats = { V4L2_PIX_FMT_JPEG, @@ -626,6 +627,11 @@ static int coda_try_fmt(struct coda_ctx *ctx, const struct coda_codec *codec, f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * f->fmt.pix.height * 2; break; + case V4L2_PIX_FMT_GREY: + /* keep 16 pixel alignment of 8-bit pixel data */ + f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16); + f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * f->fmt.pix.height; + break; case V4L2_PIX_FMT_JPEG: case V4L2_PIX_FMT_H264: case V4L2_PIX_FMT_MPEG4: |