Teletext support.

Part 2/5: options/slaves/configure/definitions/etc


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@23920 b3059339-0415-0410-9bf9-f77b7e298cf2

10 files changed, 249 insertions, 0 deletions

diff --git a/cfg-common.h b/cfg-common.h
index 16f839511c..7b5ff29cb8 100644
--- a/cfg-common.h
+++ b/cfg-common.h
@@ -460,6 +460,11 @@ m_option_t tvopts_conf[]={
 #endif
 	{"adevice", &stream_tv_defaults.adevice, CONF_TYPE_STRING, 0, 0, 0, NULL},
 #endif
+#ifdef HAVE_TV_TELETEXT
+	{"tdevice", &stream_tv_defaults.tdevice, CONF_TYPE_STRING, 0, 0, 0, NULL},
+	{"tpage", &stream_tv_defaults.tpage, CONF_TYPE_INT, CONF_RANGE, 100, 899, NULL},
+	{"tformat", &stream_tv_defaults.tformat, CONF_TYPE_INT, CONF_RANGE, 0, 3, NULL},
+#endif
 	{"audioid", &stream_tv_defaults.audio_id, CONF_TYPE_INT, CONF_RANGE, 0, 9, NULL},
 	{NULL, NULL, 0, 0, 0, 0, NULL}
 };
diff --git a/command.c b/command.c
index 6a6c8762c6..49252c6f96 100644
--- a/command.c
+++ b/command.c
@@ -1510,6 +1510,89 @@ static int mp_property_tv_color(m_option_t * prop, int action, void *arg,
 
 #endif
 
+#ifdef HAVE_TV_TELETEXT
+static int mp_property_teletext_common(m_option_t * prop, int action, void *arg,
+                  MPContext * mpctx)
+{
+    int val,result;
+    int base_ioctl=(int)prop->priv;
+    /* 
+      for teletext's GET,SET,STEP ioctls this is not 0
+      SET is GET+1
+      STEP is GET+2
+    */
+    tvi_handle_t *tvh = mpctx->demuxer->priv;
+    if (mpctx->demuxer->type != DEMUXER_TYPE_TV || !tvh)
+        return M_PROPERTY_UNAVAILABLE;
+    if(!base_ioctl)
+        return M_PROPERTY_ERROR;
+
+    switch (action) {
+    case M_PROPERTY_GET:
+        if (!arg)
+            return M_PROPERTY_ERROR;
+        result=tvh->functions->control(tvh->priv, base_ioctl, arg);
+        break;
+    case M_PROPERTY_SET:
+        if (!arg)
+            return M_PROPERTY_ERROR;
+        M_PROPERTY_CLAMP(prop, *(int *) arg);
+        result=tvh->functions->control(tvh->priv, base_ioctl+1, arg);
+        break;
+    case M_PROPERTY_STEP_UP:
+    case M_PROPERTY_STEP_DOWN:
+        result=tvh->functions->control(tvh->priv, base_ioctl, &val);
+        val += (arg ? *(int *) arg : 1) * (action == M_PROPERTY_STEP_DOWN ? -1 : 1);
+        result=tvh->functions->control(tvh->priv, base_ioctl+1, &val);
+        break;
+    default:
+        return M_PROPERTY_NOT_IMPLEMENTED;
+    }
+
+    return (result==TVI_CONTROL_TRUE?M_PROPERTY_OK:M_PROPERTY_ERROR);
+}
+
+static int mp_property_teletext_mode(m_option_t * prop, int action, void *arg,
+                  MPContext * mpctx)
+{
+    tvi_handle_t *tvh = mpctx->demuxer->priv;
+    int result;
+    int val;
+
+    //with tvh==NULL will fail too
+    result=mp_property_teletext_common(prop,action,arg,mpctx);
+    if(result!=M_PROPERTY_OK)
+        return result;
+
+    if(tvh->functions->control(tvh->priv, prop->priv, &val)==TVI_CONTROL_TRUE && val)
+        mp_input_set_section("teletext");
+    else
+        mp_input_set_section("tv");
+    return M_PROPERTY_OK;
+}
+
+static int mp_property_teletext_page(m_option_t * prop, int action, void *arg,
+                  MPContext * mpctx)
+{
+    tvi_handle_t *tvh = mpctx->demuxer->priv;
+    int result;
+    int val;
+    switch(action){
+    case M_PROPERTY_STEP_UP:
+    case M_PROPERTY_STEP_DOWN:
+        //This should be handled separately
+        val = (arg ? *(int *) arg : 1) * (action == M_PROPERTY_STEP_DOWN ? -1 : 1);
+        result=tvh->functions->control(tvh->priv, TV_VBI_CONTROL_STEP_PAGE, &val);
+        break;
+    default:
+        result=mp_property_teletext_common(prop,action,arg,mpctx);
+    }
+    return result;
+}
+
+
+#endif /* HAVE_TV_TELETEXT */
+
 ///@}
 
 /// All properties available in MPlayer.
@@ -1643,6 +1726,19 @@ static m_option_t mp_properties[] = {
      M_OPT_RANGE, -100, 100, (void *) TV_COLOR_HUE },
 #endif
 
+#ifdef HAVE_TV_TELETEXT
+    { "teletext_page", mp_property_teletext_page, CONF_TYPE_INT,
+     M_OPT_RANGE, 100, 899,  (void*)TV_VBI_CONTROL_GET_PAGE },
+    { "teletext_subpage", mp_property_teletext_common, CONF_TYPE_INT,
+     M_OPT_RANGE, 0, 64, (void*)TV_VBI_CONTROL_GET_SUBPAGE },
+    { "teletext_mode", mp_property_teletext_mode, CONF_TYPE_FLAG,
+     M_OPT_RANGE, 0, 1, (void*)TV_VBI_CONTROL_GET_MODE },
+    { "teletext_format", mp_property_teletext_common, CONF_TYPE_INT,
+     M_OPT_RANGE, 0, 3, (void*)TV_VBI_CONTROL_GET_FORMAT },
+    { "teletext_half_page", mp_property_teletext_common, CONF_TYPE_INT,
+     M_OPT_RANGE, 0, 2, (void*)TV_VBI_CONTROL_GET_HALF_PAGE },
+#endif
+
     { NULL, NULL, NULL, 0, 0, 0, NULL }
 };
 
@@ -2342,6 +2438,15 @@ int run_command(MPContext * mpctx, mp_cmd_t * cmd)
 	    if (mpctx->file_format == DEMUXER_TYPE_TV)
 		tv_step_chanlist((tvi_handle_t *) (mpctx->demuxer->priv));
 	    break;
+#ifdef HAVE_TV_TELETEXT
+	case MP_CMD_TV_TELETEXT_ADD_DEC:
+	{
+	    tvi_handle_t* tvh=(tvi_handle_t *)(mpctx->demuxer->priv);
+	    if (mpctx->file_format == DEMUXER_TYPE_TV)
+		tvh->functions->control(tvh->priv,TV_VBI_CONTROL_ADD_DEC,&(cmd->args[0].v.s));
+	    break;
+	}
+#endif /* HAVE_TV_TELETEXT */
 #endif				/* USE_TV */
 
 	case MP_CMD_SUB_LOAD:
diff --git a/configure b/configure
index 917e30c512..5c22f4a613 100755
--- a/configure
+++ b/configure
@@ -247,6 +247,7 @@ Optional features:
   --disable-tv-v4l1      disable Video4Linux TV interface [autodetect]
   --disable-tv-v4l2      disable Video4Linux2 TV interface [autodetect]
   --disable-tv-bsdbt848  disable BSD BT848 interface [autodetect]
+  --disable-tv-teletext  disable TV teletext interface [autodetect]
   --disable-pvr          disable Video4Linux2 MPEG PVR [autodetect]
   --disable-rtc          disable RTC (/dev/rtc) on Linux [autodetect]
   --disable-network      disable networking [enable]
@@ -598,6 +599,7 @@ _tv=yes
 _tv_v4l1=auto
 _tv_v4l2=auto
 _tv_bsdbt848=auto
+_tv_teletext=auto
 _pvr=auto
 _network=yes
 _winsock2=auto
@@ -948,6 +950,8 @@ for ac_option do
   --disable-tv-v4l1)	_tv_v4l1=no	;;
   --enable-tv-v4l2)	_tv_v4l2=yes	;;
   --disable-tv-v4l2)	_tv_v4l2=no	;;
+  --enable-tv-teletext)    _tv_teletext=yes        ;;
+  --disable-tv-teletext)    _tv_teletext=no        ;;
   --enable-radio)       _radio=yes	;;
   --enable-radio-capture)       _radio_capture=yes	;;
   --disable-radio-capture)       _radio_capture=no	;;
@@ -6679,6 +6683,24 @@ fi
 echores "$_tv_v4l2"
 
 
+echocheck "TV teletext interface"
+if test "$_tv_teletext" = auto ; then
+ if test "$_tv_v4l2" = yes; then
+  _tv_teletext=yes
+ else
+  _tv_teletext=no
+ fi
+fi
+if test "$_tv_teletext" = yes ; then
+  _def_tv_teletext='#define HAVE_TV_TELETEXT 1'
+  _inputmodules="tv-teletext $_inputmodules"
+else
+  _noinputmodules="tv-teletext $_noinputmodules"
+  _def_tv_teletext='#undef HAVE_TV_TELETEXT'
+fi
+echores "$_tv_teletext"
+
+
 echocheck "Radio interface"
 if test "$_radio" = yes ; then
   _def_radio='#define USE_RADIO 1'
@@ -7415,6 +7437,7 @@ TV_V4L  = $_tv_v4l
 TV_V4L1 = $_tv_v4l1
 TV_V4L2 = $_tv_v4l2
 TV_BSDBT848 = $_tv_bsdbt848
+TV_TELETEXT = $_tv_teletext
 AUDIO_INPUT = $_audio_input
 PVR = $_pvr
 VCD = $_vcd
@@ -7938,6 +7961,9 @@ $_def_ioctl_bt848_h_name
 /* Enable *BSD BrookTree TV interface support */
 $_def_tv_bsdbt848
 
+/* Enable TV Teletext Interface support */
+$_def_tv_teletext
+
 /* Enable Radio Interface support */
 $_def_radio
 
diff --git a/help/help_mp-en.h b/help/help_mp-en.h
index a82c12832c..2aa41ffcd7 100644
--- a/help/help_mp-en.h
+++ b/help/help_mp-en.h
@@ -2083,3 +2083,4 @@ static char help_text[]=
 #define MSGTR_TV_NoSuchDriver "No such driver: %s\n"
 #define MSGTR_TV_UnknownColorOption "Unknown color option (%d) specified!\n"
 #define MSGTR_TV_CurrentFrequency "Current frequency: %lu (%.3f)\n"
+#define MSGTR_TV_NoTeletext "No teletext"
diff --git a/input/input.c b/input/input.c
index 425763a1c2..affe926c9c 100644
--- a/input/input.c
+++ b/input/input.c
@@ -139,6 +139,9 @@ static mp_cmd_t mp_cmds[] = {
   { MP_CMD_LOADLIST, "loadlist", 1, { {MP_CMD_ARG_STRING, {0}}, {MP_CMD_ARG_INT,{0}}, {-1,{0}} } },
   { MP_CMD_RUN, "run", 1, { {MP_CMD_ARG_STRING,{0}}, {-1,{0}} } },
   { MP_CMD_VF_CHANGE_RECTANGLE, "change_rectangle", 2, { {MP_CMD_ARG_INT,{0}}, {MP_CMD_ARG_INT,{0}}, {-1,{0}}}},
+#ifdef HAVE_TV_TELETEXT
+  { MP_CMD_TV_TELETEXT_ADD_DEC, "teletext_add_dec", 1, { {MP_CMD_ARG_STRING,{0}}, {-1,{0}} } },
+#endif
 
 #ifdef HAVE_NEW_GUI  
   { MP_CMD_GUI_LOADFILE, "gui_loadfile", 0, { {-1,{0}} } },
@@ -391,6 +394,11 @@ static mp_cmd_bind_t def_cmd_binds[] = {
   { { 'n', 0 }, "tv_step_norm" },
   { { 'u', 0 }, "tv_step_chanlist" },
 #endif
+#ifdef HAVE_TV_TELETEXT
+  { { 'X', 0 }, "step_property teletext_mode 1" },
+  { { 'W', 0 }, "step_property teletext_page 1" },
+  { { 'Q', 0 }, "step_property teletext_page -1" },
+#endif
 #ifdef HAVE_JOYSTICK
   { { JOY_AXIS0_PLUS, 0 }, "seek 10" },
   { { JOY_AXIS0_MINUS, 0 }, "seek -10" },
diff --git a/input/input.h b/input/input.h
index 6092445060..9970207c4c 100644
--- a/input/input.h
+++ b/input/input.h
@@ -96,6 +96,8 @@
 #define MP_CMD_LOOP 94
 #define MP_CMD_BALANCE 96
 #define MP_CMD_SUB_SCALE 97
+#define MP_CMD_TV_TELETEXT_ADD_DEC 98
+#define MP_CMD_TV_TELETEXT_GO_LINK 99
 
 #define MP_CMD_GUI_EVENTS       5000
 #define MP_CMD_GUI_LOADFILE     5001
diff --git a/stream/Makefile b/stream/Makefile
index a5d7edcf37..cb7baa6175 100644
--- a/stream/Makefile
+++ b/stream/Makefile
@@ -49,6 +49,7 @@ SRCS_COMMON-$(STREAM_CACHE)      += cache2.c
 SRCS_COMMON-$(STREAMING_LIVE555) += stream_livedotcom.c
 SRCS_COMMON-$(TV)                += stream_tv.c tv.c frequencies.c tvi_dummy.c
 SRCS_COMMON-$(TV_BSDBT848)       += tvi_bsdbt848.c
+SRCS_COMMON-$(TV_TELETEXT)       += tvi_vbi.c
 SRCS_COMMON-$(TV_V4L1)           += tvi_v4l.c  audio_in.c
 SRCS_COMMON-$(TV_V4L2)           += tvi_v4l2.c audio_in.c
 SRCS_COMMON-$(VCD)               += stream_vcd.c
diff --git a/stream/stream_tv.c b/stream/stream_tv.c
index 126c35d8f2..8332b07477 100644
--- a/stream/stream_tv.c
+++ b/stream/stream_tv.c
@@ -72,6 +72,9 @@ tv_param_t stream_tv_defaults = {
     0,             //contrast
     0,             //hue
     0,             //saturation
+    NULL,          //tdevice
+    0,             //tformat
+    100            //tpage
 };
 
 #define ST_OFF(f) M_ST_OFF(tv_param_t,f)
diff --git a/stream/tv.c b/stream/tv.c
index 884271d53b..12d23895b9 100644
--- a/stream/tv.c
+++ b/stream/tv.c
@@ -516,6 +516,9 @@ static demuxer_t* demux_open_tv(demuxer_t *demuxer)
     demuxer->priv=NULL;
     if(!(tvh=tv_begin(demuxer->stream->priv))) return NULL;
     if (!tvh->functions->init(tvh->priv)) return NULL;
+
+    tvh->functions->control(tvh->priv,TVI_CONTROL_VBI_INIT,&(tvh->tv_param->tdevice));
+
     if (!open_tv(tvh)){
 	tv_uninit(tvh);
 	return NULL;
@@ -731,6 +734,7 @@ int tv_set_freq(tvi_handle_t *tvh, unsigned long freq)
 	mp_msg(MSGT_TV, MSGL_V, MSGTR_TV_CurrentFrequency,
 	    freq, (float)freq/16);
     }
+    tvh->functions->control(tvh->priv,TV_VBI_CONTROL_RESET,tvh->tv_param);
     return(1);
 }
 
@@ -890,6 +894,7 @@ int tv_step_norm(tvi_handle_t *tvh)
       return 0;
     }
   }
+    tvh->functions->control(tvh->priv,TV_VBI_CONTROL_RESET,tvh->tv_param);
     return(1);
 }
 
@@ -907,6 +912,7 @@ int tv_set_norm(tvi_handle_t *tvh, char* norm)
 	mp_msg(MSGT_TV, MSGL_ERR, MSGTR_TV_CannotSetNorm);
 	return 0;
     }
+    tvh->functions->control(tvh->priv,TV_VBI_CONTROL_RESET,tvh->tv_param);
     return(1);
 }
 
diff --git a/stream/tv.h b/stream/tv.h
index ad40780414..292238b51b 100644
--- a/stream/tv.h
+++ b/stream/tv.h
@@ -47,6 +47,9 @@ typedef struct tv_param_s {
     int contrast;
     int hue;
     int saturation;
+    char *tdevice;  ///< teletext device
+    int tformat;    ///< teletext display format
+    int tpage;      ///< start teletext page
 } tv_param_t;
   
 extern tv_param_t stream_tv_defaults;
@@ -157,6 +160,39 @@ 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 */
 
+//tvi_* ioctl (not tvi_vbi.c !!!)
+#define TVI_CONTROL_VBI_INIT           0x501   ///< vbi init
+
+/* 
+  TELETEXT controls (through tv_teletext_control() ) 
+   NOTE: 
+    _SET_ should be _GET_ +1
+   _STEP_ should be _GET_ +2
+*/
+#define TV_VBI_CONTROL_GET_MODE        0x510   ///< get current mode teletext
+#define TV_VBI_CONTROL_SET_MODE        0x511   ///< on/off grab teletext
+
+#define TV_VBI_CONTROL_GET_PAGE        0x513   ///< get grabbed teletext page
+#define TV_VBI_CONTROL_SET_PAGE        0x514   ///< set grab teletext page number
+#define TV_VBI_CONTROL_STEP_PAGE       0x515   ///< step grab teletext page number
+
+#define TV_VBI_CONTROL_GET_SUBPAGE     0x516   ///< get grabbed teletext page
+#define TV_VBI_CONTROL_SET_SUBPAGE     0x517   ///< set grab teletext page number
+
+#define TV_VBI_CONTROL_GET_FORMAT      0x519   ///< get eletext format
+#define TV_VBI_CONTROL_SET_FORMAT      0x51a   ///< set teletext format
+
+#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_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
+#define TV_VBI_CONTROL_RESET           0x553   ///< vbi reset
+#define TV_VBI_CONTROL_START           0x554   ///< vbi start
+#define TV_VBI_CONTROL_STOP            0x555   ///< vbi stop
+#define TV_VBI_CONTROL_DECODE_PAGE     0x556   ///< decode vbi page
+
 int tv_set_color_options(tvi_handle_t *tvh, int opt, int val);
 int tv_get_color_options(tvi_handle_t *tvh, int opt, int* val);
 #define TV_COLOR_BRIGHTNESS	1
@@ -191,4 +227,60 @@ int tv_set_norm(tvi_handle_t *tvh, char* norm);
 #define TV_NORM_PALN		6
 #define TV_NORM_NTSCJP		7
 
+#define VBI_TFORMAT_TEXT    0               ///< text mode
+#define VBI_TFORMAT_BW      1               ///< back&white mode
+#define VBI_TFORMAT_GRAY    2               ///< grayscale mode
+#define VBI_TFORMAT_COLOR   3               ///< color mode (require color_spu patch!)
+
+#define VBI_MAX_PAGES      0x800            ///< max sub pages number
+#define VBI_MAX_SUBPAGES   64               ///< max sub pages number
+
+#define VBI_ROWS    24                      ///< teletext page width in chars
+#define VBI_COLUMNS 40                      ///< teletext page height in chars
+#define VBI_TIME_LINEPOS    26              ///< time line pos in page header
+
+typedef
+enum{
+    TT_FORMAT_OPAQUE=0,       ///< opaque
+    TT_FORMAT_TRANSPARENT,    ///< translarent
+    TT_FORMAT_OPAQUE_INV,     ///< opaque with inverted colors
+    TT_FORMAT_TRANSPARENT_INV ///< translarent with inverted colors
+} teletext_format;
+
+typedef
+enum{
+    TT_ZOOM_NORMAL=0,
+    TT_ZOOM_TOP_HALF,
+    TT_ZOOM_BOTTOM_HALF
+} teletext_zoom;
+
+typedef struct tt_char_s{
+    unsigned int unicode; ///< unicode (utf8) character
+    unsigned char fg;  ///< foreground color
+    unsigned char bg;  ///< background color
+    unsigned char gfx; ///< 0-no gfx, 1-solid gfx, 2-separated gfx
+    unsigned char ctl; ///< control character
+    unsigned char lng; ///< lang: 0-lating,1-national
+    unsigned char raw; ///< raw character (as received from device)
+} tt_char;
+
+typedef struct tt_page_s{
+    int pagenum;          ///< page number
+    int subpagenum;       ///< subpage number
+    unsigned char lang;   ///< language code
+    unsigned char active; ///< page is complete and ready for rendering
+    unsigned char flags;  ///< page flags, not used
+    unsigned char raw[VBI_ROWS*VBI_COLUMNS]; ///< page data
+    struct tt_page_s* next_subpage;
+}  tt_page;
+
+typedef struct tt_stream_props_s{
+    int sampling_rate;
+    int samples_per_line;
+    int offset;
+    int count[2];     ///< number of lines in first and second fields
+    int interlaced;   ///< vbi data are interlaced
+    int bufsize;      ///< required buffer size
+} tt_stream_props;
+
 #endif /* TV_H */