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[media] vivid: add support for YCbCr encoding and quantization

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Implement controls to set the YCbCr encoding and the quantization
range for the colorspace.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2014-11-17 10:26:01 -03:00 committed by Mauro Carvalho Chehab
parent cd8adbe701
commit 3e8a78d139
5 changed files with 116 additions and 19 deletions
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2
drivers/media/platform/vivid/vivid-core.h
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@ -329,6 +329,8 @@ struct vivid_dev {
v4l2_std_id std_out; v4l2_std_id std_out;
struct v4l2_dv_timings dv_timings_out; struct v4l2_dv_timings dv_timings_out;
u32 colorspace_out; u32 colorspace_out;
u32 ycbcr_enc_out;
u32 quantization_out;
u32 service_set_out; u32 service_set_out;
u32 bytesperline_out[2]; u32 bytesperline_out[2];
unsigned tv_field_out; unsigned tv_field_out;

86
drivers/media/platform/vivid/vivid-ctrls.c
View File

@ -62,19 +62,21 @@
#define VIVID_CID_DV_TIMINGS_ASPECT_RATIO (VIVID_CID_VIVID_BASE + 23) #define VIVID_CID_DV_TIMINGS_ASPECT_RATIO (VIVID_CID_VIVID_BASE + 23)
#define VIVID_CID_TSTAMP_SRC (VIVID_CID_VIVID_BASE + 24) #define VIVID_CID_TSTAMP_SRC (VIVID_CID_VIVID_BASE + 24)
#define VIVID_CID_COLORSPACE (VIVID_CID_VIVID_BASE + 25) #define VIVID_CID_COLORSPACE (VIVID_CID_VIVID_BASE + 25)
#define VIVID_CID_LIMITED_RGB_RANGE (VIVID_CID_VIVID_BASE + 26) #define VIVID_CID_YCBCR_ENC (VIVID_CID_VIVID_BASE + 26)
#define VIVID_CID_ALPHA_MODE (VIVID_CID_VIVID_BASE + 27) #define VIVID_CID_QUANTIZATION (VIVID_CID_VIVID_BASE + 27)
#define VIVID_CID_HAS_CROP_CAP (VIVID_CID_VIVID_BASE + 28) #define VIVID_CID_LIMITED_RGB_RANGE (VIVID_CID_VIVID_BASE + 28)
#define VIVID_CID_HAS_COMPOSE_CAP (VIVID_CID_VIVID_BASE + 29) #define VIVID_CID_ALPHA_MODE (VIVID_CID_VIVID_BASE + 29)
#define VIVID_CID_HAS_SCALER_CAP (VIVID_CID_VIVID_BASE + 30) #define VIVID_CID_HAS_CROP_CAP (VIVID_CID_VIVID_BASE + 30)
#define VIVID_CID_HAS_CROP_OUT (VIVID_CID_VIVID_BASE + 31) #define VIVID_CID_HAS_COMPOSE_CAP (VIVID_CID_VIVID_BASE + 31)
#define VIVID_CID_HAS_COMPOSE_OUT (VIVID_CID_VIVID_BASE + 32) #define VIVID_CID_HAS_SCALER_CAP (VIVID_CID_VIVID_BASE + 32)
#define VIVID_CID_HAS_SCALER_OUT (VIVID_CID_VIVID_BASE + 33) #define VIVID_CID_HAS_CROP_OUT (VIVID_CID_VIVID_BASE + 33)
#define VIVID_CID_LOOP_VIDEO (VIVID_CID_VIVID_BASE + 34) #define VIVID_CID_HAS_COMPOSE_OUT (VIVID_CID_VIVID_BASE + 34)
#define VIVID_CID_SEQ_WRAP (VIVID_CID_VIVID_BASE + 35) #define VIVID_CID_HAS_SCALER_OUT (VIVID_CID_VIVID_BASE + 35)
#define VIVID_CID_TIME_WRAP (VIVID_CID_VIVID_BASE + 36) #define VIVID_CID_LOOP_VIDEO (VIVID_CID_VIVID_BASE + 36)
#define VIVID_CID_MAX_EDID_BLOCKS (VIVID_CID_VIVID_BASE + 37) #define VIVID_CID_SEQ_WRAP (VIVID_CID_VIVID_BASE + 37)
#define VIVID_CID_PERCENTAGE_FILL (VIVID_CID_VIVID_BASE + 38) #define VIVID_CID_TIME_WRAP (VIVID_CID_VIVID_BASE + 38)
#define VIVID_CID_MAX_EDID_BLOCKS (VIVID_CID_VIVID_BASE + 39)
#define VIVID_CID_PERCENTAGE_FILL (VIVID_CID_VIVID_BASE + 40)
#define VIVID_CID_STD_SIGNAL_MODE (VIVID_CID_VIVID_BASE + 60) #define VIVID_CID_STD_SIGNAL_MODE (VIVID_CID_VIVID_BASE + 60)
#define VIVID_CID_STANDARD (VIVID_CID_VIVID_BASE + 61) #define VIVID_CID_STANDARD (VIVID_CID_VIVID_BASE + 61)
@ -358,6 +360,20 @@ static int vivid_vid_cap_s_ctrl(struct v4l2_ctrl *ctrl)
vivid_send_source_change(dev, HDMI); vivid_send_source_change(dev, HDMI);
vivid_send_source_change(dev, WEBCAM); vivid_send_source_change(dev, WEBCAM);
break; break;
case VIVID_CID_YCBCR_ENC:
tpg_s_ycbcr_enc(&dev->tpg, ctrl->val);
vivid_send_source_change(dev, TV);
vivid_send_source_change(dev, SVID);
vivid_send_source_change(dev, HDMI);
vivid_send_source_change(dev, WEBCAM);
break;
case VIVID_CID_QUANTIZATION:
tpg_s_quantization(&dev->tpg, ctrl->val);
vivid_send_source_change(dev, TV);
vivid_send_source_change(dev, SVID);
vivid_send_source_change(dev, HDMI);
vivid_send_source_change(dev, WEBCAM);
break;
case V4L2_CID_DV_RX_RGB_RANGE: case V4L2_CID_DV_RX_RGB_RANGE:
if (!vivid_is_hdmi_cap(dev)) if (!vivid_is_hdmi_cap(dev))
break; break;
@ -693,6 +709,44 @@ static const struct v4l2_ctrl_config vivid_ctrl_colorspace = {
.qmenu = vivid_ctrl_colorspace_strings, .qmenu = vivid_ctrl_colorspace_strings,
}; };
static const char * const vivid_ctrl_ycbcr_enc_strings[] = {
"Default",
"ITU-R 601",
"Rec. 709",
"xvYCC 601",
"xvYCC 709",
"sYCC",
"BT.2020 Non-Constant Luminance",
"BT.2020 Constant Luminance",
"SMPTE 240M",
NULL,
};
static const struct v4l2_ctrl_config vivid_ctrl_ycbcr_enc = {
.ops = &vivid_vid_cap_ctrl_ops,
.id = VIVID_CID_YCBCR_ENC,
.name = "Y'CbCr Encoding",
.type = V4L2_CTRL_TYPE_MENU,
.max = 8,
.qmenu = vivid_ctrl_ycbcr_enc_strings,
};
static const char * const vivid_ctrl_quantization_strings[] = {
"Default",
"Full Range",
"Limited Range",
NULL,
};
static const struct v4l2_ctrl_config vivid_ctrl_quantization = {
.ops = &vivid_vid_cap_ctrl_ops,
.id = VIVID_CID_QUANTIZATION,
.name = "Quantization",
.type = V4L2_CTRL_TYPE_MENU,
.max = 2,
.qmenu = vivid_ctrl_quantization_strings,
};
static const struct v4l2_ctrl_config vivid_ctrl_alpha_mode = { static const struct v4l2_ctrl_config vivid_ctrl_alpha_mode = {
.ops = &vivid_vid_cap_ctrl_ops, .ops = &vivid_vid_cap_ctrl_ops,
.id = VIVID_CID_ALPHA_MODE, .id = VIVID_CID_ALPHA_MODE,
@ -769,8 +823,12 @@ static int vivid_vid_out_s_ctrl(struct v4l2_ctrl *ctrl)
dev->colorspace_out = V4L2_COLORSPACE_SMPTE170M; dev->colorspace_out = V4L2_COLORSPACE_SMPTE170M;
else else
dev->colorspace_out = V4L2_COLORSPACE_REC709; dev->colorspace_out = V4L2_COLORSPACE_REC709;
dev->quantization_out = V4L2_QUANTIZATION_DEFAULT;
} else { } else {
dev->colorspace_out = V4L2_COLORSPACE_SRGB; dev->colorspace_out = V4L2_COLORSPACE_SRGB;
dev->quantization_out = dev->dvi_d_out ?
V4L2_QUANTIZATION_LIM_RANGE :
V4L2_QUANTIZATION_DEFAULT;
} }
if (dev->loop_video) if (dev->loop_video)
vivid_send_source_change(dev, HDMI); vivid_send_source_change(dev, HDMI);
@ -1307,6 +1365,8 @@ int vivid_create_controls(struct vivid_dev *dev, bool show_ccs_cap,
v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_tstamp_src, NULL); v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_tstamp_src, NULL);
dev->colorspace = v4l2_ctrl_new_custom(hdl_vid_cap, dev->colorspace = v4l2_ctrl_new_custom(hdl_vid_cap,
&vivid_ctrl_colorspace, NULL); &vivid_ctrl_colorspace, NULL);
v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_ycbcr_enc, NULL);
v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_quantization, NULL);
v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_alpha_mode, NULL); v4l2_ctrl_new_custom(hdl_vid_cap, &vivid_ctrl_alpha_mode, NULL);
} }

18
drivers/media/platform/vivid/vivid-vid-cap.c
View File

@ -498,6 +498,20 @@ static unsigned vivid_colorspace_cap(struct vivid_dev *dev)
return dev->colorspace_out; return dev->colorspace_out;
} }
static unsigned vivid_ycbcr_enc_cap(struct vivid_dev *dev)
{
if (!dev->loop_video || vivid_is_webcam(dev) || vivid_is_tv_cap(dev))
return tpg_g_ycbcr_enc(&dev->tpg);
return dev->ycbcr_enc_out;
}
static unsigned vivid_quantization_cap(struct vivid_dev *dev)
{
if (!dev->loop_video || vivid_is_webcam(dev) || vivid_is_tv_cap(dev))
return tpg_g_quantization(&dev->tpg);
return dev->quantization_out;
}
int vivid_g_fmt_vid_cap(struct file *file, void *priv, int vivid_g_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f) struct v4l2_format *f)
{ {
@ -510,6 +524,8 @@ int vivid_g_fmt_vid_cap(struct file *file, void *priv,
mp->field = dev->field_cap; mp->field = dev->field_cap;
mp->pixelformat = dev->fmt_cap->fourcc; mp->pixelformat = dev->fmt_cap->fourcc;
mp->colorspace = vivid_colorspace_cap(dev); mp->colorspace = vivid_colorspace_cap(dev);
mp->ycbcr_enc = vivid_ycbcr_enc_cap(dev);
mp->quantization = vivid_quantization_cap(dev);
mp->num_planes = dev->fmt_cap->planes; mp->num_planes = dev->fmt_cap->planes;
for (p = 0; p < mp->num_planes; p++) { for (p = 0; p < mp->num_planes; p++) {
mp->plane_fmt[p].bytesperline = tpg_g_bytesperline(&dev->tpg, p); mp->plane_fmt[p].bytesperline = tpg_g_bytesperline(&dev->tpg, p);
@ -595,6 +611,8 @@ int vivid_try_fmt_vid_cap(struct file *file, void *priv,
memset(pfmt[p].reserved, 0, sizeof(pfmt[p].reserved)); memset(pfmt[p].reserved, 0, sizeof(pfmt[p].reserved));
} }
mp->colorspace = vivid_colorspace_cap(dev); mp->colorspace = vivid_colorspace_cap(dev);
mp->ycbcr_enc = vivid_ycbcr_enc_cap(dev);
mp->quantization = vivid_quantization_cap(dev);
memset(mp->reserved, 0, sizeof(mp->reserved)); memset(mp->reserved, 0, sizeof(mp->reserved));
return 0; return 0;
} }

4
drivers/media/platform/vivid/vivid-vid-common.c
View File

@ -259,6 +259,8 @@ void fmt_sp2mp(const struct v4l2_format *sp_fmt, struct v4l2_format *mp_fmt)
mp->pixelformat = pix->pixelformat; mp->pixelformat = pix->pixelformat;
mp->field = pix->field; mp->field = pix->field;
mp->colorspace = pix->colorspace; mp->colorspace = pix->colorspace;
mp->ycbcr_enc = pix->ycbcr_enc;
mp->quantization = pix->quantization;
mp->num_planes = 1; mp->num_planes = 1;
mp->flags = pix->flags; mp->flags = pix->flags;
ppix->sizeimage = pix->sizeimage; ppix->sizeimage = pix->sizeimage;
@ -285,6 +287,8 @@ int fmt_sp2mp_func(struct file *file, void *priv,
pix->pixelformat = mp->pixelformat; pix->pixelformat = mp->pixelformat;
pix->field = mp->field; pix->field = mp->field;
pix->colorspace = mp->colorspace; pix->colorspace = mp->colorspace;
pix->ycbcr_enc = mp->ycbcr_enc;
pix->quantization = mp->quantization;
pix->sizeimage = ppix->sizeimage; pix->sizeimage = ppix->sizeimage;
pix->bytesperline = ppix->bytesperline; pix->bytesperline = ppix->bytesperline;
pix->flags = mp->flags; pix->flags = mp->flags;

25
drivers/media/platform/vivid/vivid-vid-out.c
View File

@ -259,6 +259,8 @@ void vivid_update_format_out(struct vivid_dev *dev)
} }
break; break;
} }
dev->ycbcr_enc_out = V4L2_YCBCR_ENC_DEFAULT;
dev->quantization_out = V4L2_QUANTIZATION_DEFAULT;
dev->compose_out = dev->sink_rect; dev->compose_out = dev->sink_rect;
dev->compose_bounds_out = dev->sink_rect; dev->compose_bounds_out = dev->sink_rect;
dev->crop_out = dev->compose_out; dev->crop_out = dev->compose_out;
@ -318,6 +320,8 @@ int vivid_g_fmt_vid_out(struct file *file, void *priv,
mp->field = dev->field_out; mp->field = dev->field_out;
mp->pixelformat = dev->fmt_out->fourcc; mp->pixelformat = dev->fmt_out->fourcc;
mp->colorspace = dev->colorspace_out; mp->colorspace = dev->colorspace_out;
mp->ycbcr_enc = dev->ycbcr_enc_out;
mp->quantization = dev->quantization_out;
mp->num_planes = dev->fmt_out->planes; mp->num_planes = dev->fmt_out->planes;
for (p = 0; p < mp->num_planes; p++) { for (p = 0; p < mp->num_planes; p++) {
mp->plane_fmt[p].bytesperline = dev->bytesperline_out[p]; mp->plane_fmt[p].bytesperline = dev->bytesperline_out[p];
@ -394,16 +398,23 @@ int vivid_try_fmt_vid_out(struct file *file, void *priv,
pfmt[p].sizeimage = pfmt[p].bytesperline * mp->height; pfmt[p].sizeimage = pfmt[p].bytesperline * mp->height;
memset(pfmt[p].reserved, 0, sizeof(pfmt[p].reserved)); memset(pfmt[p].reserved, 0, sizeof(pfmt[p].reserved));
} }
if (vivid_is_svid_out(dev)) mp->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
mp->quantization = V4L2_QUANTIZATION_DEFAULT;
if (vivid_is_svid_out(dev)) {
mp->colorspace = V4L2_COLORSPACE_SMPTE170M; mp->colorspace = V4L2_COLORSPACE_SMPTE170M;
else if (dev->dvi_d_out || !(bt->standards & V4L2_DV_BT_STD_CEA861)) } else if (dev->dvi_d_out || !(bt->standards & V4L2_DV_BT_STD_CEA861)) {
mp->colorspace = V4L2_COLORSPACE_SRGB; mp->colorspace = V4L2_COLORSPACE_SRGB;
else if (bt->width == 720 && bt->height <= 576) if (dev->dvi_d_out)
mp->quantization = V4L2_QUANTIZATION_LIM_RANGE;
} else if (bt->width == 720 && bt->height <= 576) {
mp->colorspace = V4L2_COLORSPACE_SMPTE170M; mp->colorspace = V4L2_COLORSPACE_SMPTE170M;
else if (mp->colorspace != V4L2_COLORSPACE_SMPTE170M && } else if (mp->colorspace != V4L2_COLORSPACE_SMPTE170M &&
mp->colorspace != V4L2_COLORSPACE_REC709 && mp->colorspace != V4L2_COLORSPACE_REC709 &&
mp->colorspace != V4L2_COLORSPACE_SRGB) mp->colorspace != V4L2_COLORSPACE_ADOBERGB &&
mp->colorspace != V4L2_COLORSPACE_BT2020 &&
mp->colorspace != V4L2_COLORSPACE_SRGB) {
mp->colorspace = V4L2_COLORSPACE_REC709; mp->colorspace = V4L2_COLORSPACE_REC709;
}
memset(mp->reserved, 0, sizeof(mp->reserved)); memset(mp->reserved, 0, sizeof(mp->reserved));
return 0; return 0;
} }
@ -522,6 +533,8 @@ int vivid_s_fmt_vid_out(struct file *file, void *priv,
set_colorspace: set_colorspace:
dev->colorspace_out = mp->colorspace; dev->colorspace_out = mp->colorspace;
dev->ycbcr_enc_out = mp->ycbcr_enc;
dev->quantization_out = mp->quantization;
if (dev->loop_video) { if (dev->loop_video) {
vivid_send_source_change(dev, SVID); vivid_send_source_change(dev, SVID);
vivid_send_source_change(dev, HDMI); vivid_send_source_change(dev, HDMI);