V4L/DVB (5289): Add support for video output overlays.

[pandora-kernel.git] / include / linux / videodev2.h

diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index e4ed566..a08ef2c 100644 (file)
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -96,44 +96,60 @@
  *     E N U M S
  */
 enum v4l2_field {
-       V4L2_FIELD_ANY        = 0, /* driver can choose from none,
-                                     top, bottom, interlaced
-                                     depending on whatever it thinks
-                                     is approximate ... */
-       V4L2_FIELD_NONE       = 1, /* this device has no fields ... */
-       V4L2_FIELD_TOP        = 2, /* top field only */
-       V4L2_FIELD_BOTTOM     = 3, /* bottom field only */
-       V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
-       V4L2_FIELD_SEQ_TB     = 5, /* both fields sequential into one
-                                     buffer, top-bottom order */
-       V4L2_FIELD_SEQ_BT     = 6, /* same as above + bottom-top order */
-       V4L2_FIELD_ALTERNATE  = 7, /* both fields alternating into
-                                     separate buffers */
+       V4L2_FIELD_ANY           = 0, /* driver can choose from none,
+                                        top, bottom, interlaced
+                                        depending on whatever it thinks
+                                        is approximate ... */
+       V4L2_FIELD_NONE          = 1, /* this device has no fields ... */
+       V4L2_FIELD_TOP           = 2, /* top field only */
+       V4L2_FIELD_BOTTOM        = 3, /* bottom field only */
+       V4L2_FIELD_INTERLACED    = 4, /* both fields interlaced */
+       V4L2_FIELD_SEQ_TB        = 5, /* both fields sequential into one
+                                        buffer, top-bottom order */
+       V4L2_FIELD_SEQ_BT        = 6, /* same as above + bottom-top order */
+       V4L2_FIELD_ALTERNATE     = 7, /* both fields alternating into
+                                        separate buffers */
+       V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
+                                        first and the top field is
+                                        transmitted first */
+       V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
+                                        first and the bottom field is
+                                        transmitted first */
 };
 #define V4L2_FIELD_HAS_TOP(field)      \
        ((field) == V4L2_FIELD_TOP      ||\
         (field) == V4L2_FIELD_INTERLACED ||\
+        (field) == V4L2_FIELD_INTERLACED_TB ||\
+        (field) == V4L2_FIELD_INTERLACED_BT ||\
         (field) == V4L2_FIELD_SEQ_TB   ||\
         (field) == V4L2_FIELD_SEQ_BT)
 #define V4L2_FIELD_HAS_BOTTOM(field)   \
        ((field) == V4L2_FIELD_BOTTOM   ||\
         (field) == V4L2_FIELD_INTERLACED ||\
+        (field) == V4L2_FIELD_INTERLACED_TB ||\
+        (field) == V4L2_FIELD_INTERLACED_BT ||\
         (field) == V4L2_FIELD_SEQ_TB   ||\
         (field) == V4L2_FIELD_SEQ_BT)
 #define V4L2_FIELD_HAS_BOTH(field)     \
        ((field) == V4L2_FIELD_INTERLACED ||\
-        (field) == V4L2_FIELD_SEQ_TB   ||\
+        (field) == V4L2_FIELD_INTERLACED_TB ||\
+        (field) == V4L2_FIELD_INTERLACED_BT ||\
+        (field) == V4L2_FIELD_SEQ_TB ||\
         (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_SLICED_VBI_CAPTURE = 6,
-       V4L2_BUF_TYPE_SLICED_VBI_OUTPUT  = 7,
-       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,
+       V4L2_BUF_TYPE_SLICED_VBI_CAPTURE   = 6,
+       V4L2_BUF_TYPE_SLICED_VBI_OUTPUT    = 7,
+#if 1
+       /* Experimental */
+       V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
+#endif
+       V4L2_BUF_TYPE_PRIVATE              = 0x80,
 };
 
 enum v4l2_ctrl_type {
@@ -228,6 +244,7 @@ struct v4l2_capability
 #define V4L2_CAP_SLICED_VBI_OUTPUT     0x00000080  /* Is a sliced VBI output device */
 #define V4L2_CAP_RDS_CAPTURE           0x00000100  /* RDS data capture */
 #define V4L2_CAP_VIDEO_OUTPUT_POS       0x00000200  /* Video output can have x,y coords */
+#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY  0x00000400  /* Can do video output overlay */
 
 #define V4L2_CAP_TUNER                 0x00010000  /* has a tuner */
 #define V4L2_CAP_AUDIO                 0x00020000  /* has audio support */
@@ -599,10 +616,14 @@ struct v4l2_framebuffer
 #define V4L2_FBUF_CAP_CHROMAKEY                0x0002
 #define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
 #define V4L2_FBUF_CAP_BITMAP_CLIPPING  0x0008
+#define V4L2_FBUF_CAP_LOCAL_ALPHA      0x0010
+#define V4L2_FBUF_CAP_GLOBAL_ALPHA     0x0020
 /*  Flags for the 'flags' field. */
 #define V4L2_FBUF_FLAG_PRIMARY         0x0001
 #define V4L2_FBUF_FLAG_OVERLAY         0x0002
 #define V4L2_FBUF_FLAG_CHROMAKEY       0x0004
+#define V4L2_FBUF_FLAG_LOCAL_ALPHA     0x0008
+#define V4L2_FBUF_FLAG_GLOBAL_ALPHA    0x0010
 
 struct v4l2_clip
 {
@@ -618,6 +639,7 @@ struct v4l2_window
        struct v4l2_clip        __user *clips;
        __u32                   clipcount;
        void                    __user *bitmap;
+       __u8                    global_alpha;
 };
 
 /*