diff options
| author | Hans Verkuil | 2017-09-15 16:51:44 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab | 2017-10-04 21:58:39 +0200 |
| commit | b89fdb5e509a7ac56b69e0139e10683efba5d467 (patch) | |
| tree | b9a3956625eaea25e1cfa35d4c95a8cb44757252 /drivers/media/common/v4l2-tpg/v4l2-tpg-core.c | |
| parent | [media] rcar_drif: fix potential uninitialized variable use (diff) | |
| download | kernel-qcow2-linux-b89fdb5e509a7ac56b69e0139e10683efba5d467.tar.gz kernel-qcow2-linux-b89fdb5e509a7ac56b69e0139e10683efba5d467.tar.xz kernel-qcow2-linux-b89fdb5e509a7ac56b69e0139e10683efba5d467.zip | |
[media] v4l2-tpg: add Y10 and Y12 support
Support the 10 and 12 bit luma formats.
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/common/v4l2-tpg/v4l2-tpg-core.c')
| -rw-r--r-- | drivers/media/common/v4l2-tpg/v4l2-tpg-core.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c b/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c index a772976cfe26..f96968c11312 100644 --- a/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c +++ b/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c @@ -238,6 +238,8 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc) tpg->color_enc = TGP_COLOR_ENC_RGB; break; case V4L2_PIX_FMT_GREY: + case V4L2_PIX_FMT_Y10: + case V4L2_PIX_FMT_Y12: case V4L2_PIX_FMT_Y16: case V4L2_PIX_FMT_Y16_BE: tpg->color_enc = TGP_COLOR_ENC_LUMA; @@ -352,6 +354,8 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc) case V4L2_PIX_FMT_YUV444: case V4L2_PIX_FMT_YUV555: case V4L2_PIX_FMT_YUV565: + case V4L2_PIX_FMT_Y10: + case V4L2_PIX_FMT_Y12: case V4L2_PIX_FMT_Y16: case V4L2_PIX_FMT_Y16_BE: tpg->twopixelsize[0] = 2 * 2; @@ -1056,6 +1060,14 @@ static void gen_twopix(struct tpg_data *tpg, case V4L2_PIX_FMT_GREY: buf[0][offset] = r_y_h; break; + case V4L2_PIX_FMT_Y10: + buf[0][offset] = (r_y_h << 2) & 0xff; + buf[0][offset+1] = r_y_h >> 6; + break; + case V4L2_PIX_FMT_Y12: + buf[0][offset] = (r_y_h << 4) & 0xff; + buf[0][offset+1] = r_y_h >> 4; + break; case V4L2_PIX_FMT_Y16: /* * Ideally both bytes should be set to r_y_h, but then you won't |