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Subject: media: coda: V4L2_PIX_FMT_GREY for coda960 JPEG Encoder Author: Martin Weber <[email protected]> Date: Tue Nov 9 11:43:09 2021 +0000 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 <[email protected]> Reviewed-by: Philipp Zabel <[email protected]> Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/platform/coda/coda-common.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) --- 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: _______________________________________________ linuxtv-commits mailing list [email protected] https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
