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-rw-r--r--stream/tv.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/stream/tv.h b/stream/tv.h
index 942060b37a..63e9afe78a 100644
--- a/stream/tv.h
+++ b/stream/tv.h
@@ -43,6 +43,11 @@ extern int tv_param_alsa;
#endif
extern char* tv_param_adevice;
#endif
+#ifdef HAVE_TV_TELETEXT
+extern char* tv_param_tdevice; ///< teletext vbi device
+extern char* tv_param_tformat; ///< format: text,bw,gray,color
+extern int tv_param_tpage; ///< page number
+#endif
extern int tv_param_brightness;
extern int tv_param_contrast;
extern int tv_param_hue;
@@ -72,6 +77,9 @@ typedef struct tvi_functions_s
typedef struct tvi_handle_s {
tvi_functions_t *functions;
void *priv;
+#ifdef HAVE_TV_TELETEXT
+ void *priv_vbi;
+#endif
int seq;
/* specific */
@@ -90,6 +98,18 @@ typedef struct tv_channels_s {
struct tv_channels_s *prev;
} tv_channels_t;
+#ifdef HAVE_TV_TELETEXT
+typedef struct tv_teletext_img_s {
+ void* canvas;
+ int tformat;
+ int columns;
+ int rows;
+ int height;
+ int width;
+ int half;
+} tv_teletext_img_t;
+#endif
+
extern tv_channels_t *tv_channel_list;
extern tv_channels_t *tv_channel_current, *tv_channel_last;
extern char *tv_channel_last_real;
@@ -153,6 +173,31 @@ extern char *tv_channel_last_real;
#define TVI_CONTROL_SPC_SET_INPUT 0x402 /* set input channel (tv,s-video,composite..) */
#define TVI_CONTROL_SPC_GET_NORMID 0x403 /* get normid from norm name */
+/* TELETEXT controls */
+#define TVI_CONTROL_VBI_SET_MODE 0x501 ///< on/off grab teletext
+#define TVI_CONTROL_VBI_GET_MODE 0x502 ///< get current mode teletext
+#define TVI_CONTROL_VBI_STEP_MODE 0x503 ///< step teletext mode
+
+#define TVI_CONTROL_VBI_SET_PAGE 0x504 ///< set grab teletext page number
+#define TVI_CONTROL_VBI_STEP_PAGE 0x505 ///< step grab teletext page number
+#define TVI_CONTROL_VBI_GET_PAGE 0x506 ///< get grabbed teletext page
+
+#define TVI_CONTROL_VBI_SET_FORMAT 0x507 ///< set teletext format
+#define TVI_CONTROL_VBI_STEP_FORMAT 0x508 ///< step teletext format
+#define TVI_CONTROL_VBI_GET_FORMAT 0x509 ///< get eletext format
+
+#define TVI_CONTROL_VBI_GET_HALF_PAGE 0x50a ///< get current half page
+#define TVI_CONTROL_VBI_STEP_HALF_PAGE 0x50b ///< switch half page
+#define TVI_CONTROL_VBI_SET_HALF_PAGE 0x50c ///< switch half page
+
+#define TVI_CONTROL_VBI_ADD_DEC 0x50d ///< add page number with dec
+#define TVI_CONTROL_VBI_GO_LINK 0x50e ///< go link (1..6)
+#define TVI_CONTROL_VBI_GET_TXTPAGE 0x50f ///< get grabbed text teletext page
+#define TVI_CONTROL_VBI_GET_IMGPAGE 0x510 ///< get grabbed image teletext page
+#define TVI_CONTROL_VBI_GET_VBIPAGE 0x511 ///< get vbi_image for grabbed teletext page
+#define TVI_CONTROL_VBI_RESET 0x512 ///< vbi reset
+#define TVI_CONTROL_VBI_START 0x513 ///< vbi start
+
extern tvi_handle_t *tv_begin(void);
extern int tv_init(tvi_handle_t *tvh);
extern int tv_uninit(tvi_handle_t *tvh);
@@ -183,6 +228,20 @@ int tv_step_freq(tvi_handle_t *tvh, float step_interval);
int tv_set_norm(tvi_handle_t *tvh, char* norm);
+#ifdef HAVE_TV_TELETEXT
+int tv_teletext_control(tvi_handle_t* tvh, int control,void* arg);
+/// add dec to pageno
+int tv_teletext_add_dec(tvi_handle_t *tvh, char *dec);
+/// go link
+int tv_teletext_go_link(tvi_handle_t *tvh, int linkno);
+/// get current vbi_page
+void* tv_get_teletext_vbipage(tvi_handle_t *tvh);
+/// get current page text
+char* tv_get_teletext_txtpage(tvi_handle_t *tvh);
+/// get current page image (RGB32_LB format)
+tv_teletext_img_t* tv_get_teletext_imgpage(tvi_handle_t *tvh);
+#endif
+
#define TV_NORM_PAL 1
#define TV_NORM_NTSC 2
#define TV_NORM_SECAM 3