- adds all defines, ioctls and structs needed for the sliced VBI API

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>

2 files changed, 95 insertions, 22 deletions

diff --git a/linux/include/linux/videodev2.h b/linux/include/linux/videodev2.h
index acbfc5255..8c2889150 100644
--- a/linux/include/linux/videodev2.h
+++ b/linux/include/linux/videodev2.h
@@ -60,12 +60,17 @@ enum v4l2_field {
 	 (field) == V4L2_FIELD_SEQ_BT)
 
 enum v4l2_buf_type {
-	V4L2_BUF_TYPE_VIDEO_CAPTURE  = 1,
-	V4L2_BUF_TYPE_VIDEO_OUTPUT   = 2,
-	V4L2_BUF_TYPE_VIDEO_OVERLAY  = 3,
-	V4L2_BUF_TYPE_VBI_CAPTURE    = 4,
-	V4L2_BUF_TYPE_VBI_OUTPUT     = 5,
-	V4L2_BUF_TYPE_PRIVATE        = 0x80,
+	V4L2_BUF_TYPE_VIDEO_CAPTURE      = 1,
+	V4L2_BUF_TYPE_VIDEO_OUTPUT       = 2,
+	V4L2_BUF_TYPE_VIDEO_OVERLAY      = 3,
+	V4L2_BUF_TYPE_VBI_CAPTURE        = 4,
+	V4L2_BUF_TYPE_VBI_OUTPUT         = 5,
+#if 1 /*KEEP*/
+	/* Experimental Sliced VBI */
+	V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
+	V4L2_BUF_TYPE_SLICED_VBI_OUTPUT  = 7,
+#endif
+	V4L2_BUF_TYPE_PRIVATE            = 0x80,
 };
 
 enum v4l2_ctrl_type {
@@ -149,20 +154,24 @@ struct v4l2_capability
 };
 
 /* Values for 'capabilities' field */
-#define V4L2_CAP_VIDEO_CAPTURE	0x00000001  /* Is a video capture device */
-#define V4L2_CAP_VIDEO_OUTPUT	0x00000002  /* Is a video output device */
-#define V4L2_CAP_VIDEO_OVERLAY	0x00000004  /* Can do video overlay */
-#define V4L2_CAP_VBI_CAPTURE	0x00000010  /* Is a VBI capture device */
-#define V4L2_CAP_VBI_OUTPUT	0x00000020  /* Is a VBI output device */
-#define V4L2_CAP_RDS_CAPTURE	0x00000100  /* RDS data capture */
+#define V4L2_CAP_VIDEO_CAPTURE	        0x00000001  /* Is a video capture device */
+#define V4L2_CAP_VIDEO_OUTPUT	        0x00000002  /* Is a video output device */
+#define V4L2_CAP_VIDEO_OVERLAY	        0x00000004  /* Can do video overlay */
+#define V4L2_CAP_VBI_CAPTURE	        0x00000010  /* Is a raw VBI capture device */
+#define V4L2_CAP_VBI_OUTPUT	        0x00000020  /* Is a raw VBI output device */
+#if 1 /*KEEP*/
+#define V4L2_CAP_SLICED_VBI_CAPTURE	0x00000040  /* Is a sliced VBI capture device */
+#define V4L2_CAP_SLICED_VBI_OUTPUT	0x00000080  /* Is a sliced VBI output device */
+#endif
+#define V4L2_CAP_RDS_CAPTURE	        0x00000100  /* RDS data capture */
 
-#define V4L2_CAP_TUNER		0x00010000  /* has a tuner */
-#define V4L2_CAP_AUDIO		0x00020000  /* has audio support */
-#define V4L2_CAP_RADIO		0x00040000  /* is a radio device */
+#define V4L2_CAP_TUNER		        0x00010000  /* has a tuner */
+#define V4L2_CAP_AUDIO		        0x00020000  /* has audio support */
+#define V4L2_CAP_RADIO		        0x00040000  /* is a radio device */
 
-#define V4L2_CAP_READWRITE      0x01000000  /* read/write systemcalls */
-#define V4L2_CAP_ASYNCIO        0x02000000  /* async I/O */
-#define V4L2_CAP_STREAMING      0x04000000  /* streaming I/O ioctls */
+#define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
+#define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
+#define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
 
 /*
  *	V I D E O   I M A G E   F O R M A T
@@ -811,6 +820,8 @@ struct v4l2_audioout
  *	Data services API by Michael Schimek
  */
 
+/* Raw VBI */
+
 struct v4l2_vbi_format
 {
 	__u32	sampling_rate;		/* in 1 Hz */
@@ -827,6 +838,54 @@ struct v4l2_vbi_format
 #define V4L2_VBI_UNSYNC		(1<< 0)
 #define V4L2_VBI_INTERLACED	(1<< 1)
 
+#if 1 /*KEEP*/
+/* Sliced VBI 
+ *
+ *    This implements is a proposal V4L2 API to allow SLICED VBI
+ * required for some hardware encoders. It should change without
+ * notice in the definitive implementation.
+ */
+
+struct v4l2_sliced_vbi_format
+{
+        __u16   service_set;
+        /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
+           service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
+                                 (equals frame lines 313-336 for 625 line video
+                                  standards, 263-286 for 525 line standards) */
+        __u16   service_lines[2][24]; 
+        __u32   io_size;
+        __u32   reserved[2];            /* must be zero */
+};
+
+#define V4L2_SLICED_TELETEXT_B          (0x0001)
+#define V4L2_SLICED_VPS                 (0x0400)
+#define V4L2_SLICED_CAPTION_525         (0x1000)
+#define V4L2_SLICED_WSS_625             (0x4000)
+
+#define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
+#define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
+
+struct v4l2_sliced_vbi_cap
+{
+        __u16   service_set;
+        /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
+           service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
+                                 (equals frame lines 313-336 for 625 line video
+                                  standards, 263-286 for 525 line standards) */
+        __u16   service_lines[2][24];
+        __u32   reserved[4];    /* must be 0 */
+};
+
+struct v4l2_sliced_vbi_data
+{
+        __u32   id;
+        __u32   field;          /* 0: first field, 1: second field */
+        __u32   line;           /* 1-23 */
+        __u32   reserved;       /* must be 0 */
+        __u8    data[48];
+};
+#endif
 
 /*
  *	A G G R E G A T E   S T R U C T U R E S
@@ -839,10 +898,13 @@ struct v4l2_format
 	enum v4l2_buf_type type;
 	union
 	{
-		struct v4l2_pix_format	pix;  // V4L2_BUF_TYPE_VIDEO_CAPTURE
-		struct v4l2_window	win;  // V4L2_BUF_TYPE_VIDEO_OVERLAY
-		struct v4l2_vbi_format	vbi;  // V4L2_BUF_TYPE_VBI_CAPTURE
-		__u8	raw_data[200];        // user-defined
+		struct v4l2_pix_format	        pix;     // V4L2_BUF_TYPE_VIDEO_CAPTURE
+		struct v4l2_window	        win;     // V4L2_BUF_TYPE_VIDEO_OVERLAY
+		struct v4l2_vbi_format	        vbi;     // V4L2_BUF_TYPE_VBI_CAPTURE
+#if 1 /*KEEP*/
+		struct v4l2_sliced_vbi_format	sliced;  // V4L2_BUF_TYPE_SLICED_VBI_CAPTURE
+#endif
+		__u8	raw_data[200];                   // user-defined
 	} fmt;
 };
 
@@ -920,6 +982,9 @@ struct v4l2_streamparm
 #define VIDIOC_ENUMAUDOUT	_IOWR ('V', 66, struct v4l2_audioout)
 #define VIDIOC_G_PRIORITY       _IOR  ('V', 67, enum v4l2_priority)
 #define VIDIOC_S_PRIORITY       _IOW  ('V', 68, enum v4l2_priority)
+#if 1 /*KEEP*/
+#define VIDIOC_G_SLICED_VBI_CAP _IOR  ('V', 69, struct v4l2_sliced_vbi_cap)
+#endif
 
 /* for compatibility, will go away some day */
 #define VIDIOC_OVERLAY_OLD     	_IOWR ('V', 14, int)
diff --git a/v4l/ChangeLog b/v4l/ChangeLog
index 979a17753..24a3a1e59 100644
--- a/v4l/ChangeLog
+++ b/v4l/ChangeLog
@@ -1,3 +1,11 @@
+2005-09-11 01:15  mchehab
+
+	* videodev2.h:
+	- adds all defines, ioctls and structs needed for the sliced VBI API
+
+	Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
+	Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
+
 2005-09-10 10:29  mchehab
 
 	* cx88-core.c: (set_tvaudio):