diff options
Diffstat (limited to 'stream/tv.h')
-rw-r--r-- | stream/tv.h | 59 |
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 |