[Syntekdriver-devel] [PATCH 6/9] stk11xx: Add horizontal and vertical flip controls

[Peter S. <pe...@st...>]

From: Cristi Posoiu <cri...@gm...>

This patch was taken from
http://sourceforge.net/tracker/?func=detail&aid=3201636&group_id=178178&atid=884193

Signed-off-by: Peter Stuge <pe...@st...>
---
 stk11xx-usb.c |    2 ++
 stk11xx-v4l.c |   40 ++++++++++++++++++++++++++++++++++++++++
 stk11xx.h     |    2 ++
 3 files changed, 44 insertions(+), 0 deletions(-)

diff --git a/stk11xx-usb.c b/stk11xx-usb.c
index c065aab..3494c0a 100644
--- a/stk11xx-usb.c
+++ b/stk11xx-usb.c
@@ -695,6 +695,8 @@ static int usb_stk11xx_default_settings(struct usb_stk11xx *dev)
 	dev->vsettings.default_whiteness = dev->vsettings.whiteness;
 	dev->vsettings.default_contrast = dev->vsettings.contrast;
 	dev->vsettings.default_colour = dev->vsettings.colour;
+	dev->vsettings.default_hflip = dev->vsettings.hflip;
+	dev->vsettings.default_vflip = dev->vsettings.vflip;
 
 	return 0;
 }
diff --git a/stk11xx-v4l.c b/stk11xx-v4l.c
index 69b2e23..0ddd345 100644
--- a/stk11xx-v4l.c
+++ b/stk11xx-v4l.c
@@ -122,6 +122,24 @@ static struct v4l2_queryctrl stk11xx_controls[] = {
 		.step    = 1,
 		.default_value = 0x7f00,
 	},
+	{
+		.id      = V4L2_CID_HFLIP,
+		.type    = V4L2_CTRL_TYPE_BOOLEAN,
+		.name    = "Flip Horizontally",
+		.minimum = 0,
+		.maximum = 1,
+		.step    = 1,
+		.default_value = 0, // will be actually set later
+	},
+	{
+		.id      = V4L2_CID_VFLIP,
+		.type    = V4L2_CTRL_TYPE_BOOLEAN,
+		.name    = "Flip Vertically",
+		.minimum = 0,
+		.maximum = 1,
+		.step    = 1,
+		.default_value = 0, // will be actually set later
+	}
 };
 
 
@@ -1115,6 +1133,12 @@ static long v4l_stk11xx_do_ioctl(struct file *fp,
 							case V4L2_CID_CONTRAST:
 								c->default_value = dev->vsettings.default_contrast;
 								break;
+							case V4L2_CID_HFLIP:
+								c->default_value = dev->vsettings.default_hflip;
+								break;
+							case V4L2_CID_VFLIP:
+								c->default_value = dev->vsettings.default_vflip;
+								break;
 						}
 						break;
 					}
@@ -1152,6 +1176,14 @@ static long v4l_stk11xx_do_ioctl(struct file *fp,
 						c->value = dev->vsettings.contrast;
 						break;
 
+					case V4L2_CID_HFLIP:
+						c->value = dev->vsettings.hflip;
+						break;
+
+					case V4L2_CID_VFLIP:
+						c->value = dev->vsettings.vflip;
+						break;
+
 					default:
 						return -EINVAL;
 				}
@@ -1181,6 +1213,14 @@ static long v4l_stk11xx_do_ioctl(struct file *fp,
 						dev->vsettings.contrast = (0xff00 & c->value);
 						break;
 
+					case V4L2_CID_HFLIP:
+						dev->vsettings.hflip = c->value ? 1: 0;
+						break;
+
+					case V4L2_CID_VFLIP:
+						dev->vsettings.vflip = c->value ? 1: 0;
+						break;
+
 					default:
 						return -EINVAL;
 				}
diff --git a/stk11xx.h b/stk11xx.h
index 719d2fb..338ae68 100644
--- a/stk11xx.h
+++ b/stk11xx.h
@@ -305,6 +305,8 @@ struct stk11xx_video {
 	int default_contrast;
 	int default_colour;
 	int default_whiteness;
+	int default_hflip;
+	int default_vflip;
 };
 
 
-- 
1.7.0.4