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-rw-r--r--stream/tv.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/stream/tv.h b/stream/tv.h
index 31d5785282..f69d8f3371 100644
--- a/stream/tv.h
+++ b/stream/tv.h
@@ -198,6 +198,9 @@ typedef struct {
#define TV_VBI_CONTROL_GET_HALF_PAGE 0x51c ///< get current half page
#define TV_VBI_CONTROL_SET_HALF_PAGE 0x51d ///< switch half page
+#define TV_VBI_CONTROL_IS_CHANGED 0x540 ///< teletext page is changed
+#define TV_VBI_CONTROL_MARK_UNCHANGED 0x541 ///< teletext page is changed
+
#define TV_VBI_CONTROL_ADD_DEC 0x550 ///< add page number with dec
#define TV_VBI_CONTROL_GO_LINK 0x551 ///< go link (1..6) NYI
#define TV_VBI_CONTROL_GET_VBIPAGE 0x552 ///< get vbi_image for grabbed teletext page