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#ifndef TV_H
#define TV_H
//#include "libao2/afmt.h"
//#include "libmpcodecs/img_format.h"
//#include "mp_msg.h"
typedef struct tv_param_s {
char *freq;
char *channel;
char *chanlist;
char *norm;
int automute;
#ifdef HAVE_TV_V4L2
int normid;
#endif
char *device;
char *driver;
int width;
int height;
int input;
int outfmt;
float fps;
char **channels;
int noaudio;
int immediate;
int audiorate;
int audio_id;
#if defined(HAVE_TV_V4L)
int amode;
int volume;
int bass;
int treble;
int balance;
int forcechan;
int force_audio;
int buffer_size;
int mjpeg;
int decimation;
int quality;
#if defined(HAVE_ALSA9) || defined(HAVE_ALSA1X)
int alsa;
#endif
#endif
char* adevice;
int brightness;
int contrast;
int hue;
int saturation;
char *tdevice; ///< teletext device
int tformat; ///< teletext display format
int tpage; ///< start teletext page
int scan;
int scan_threshold;
float scan_period;
} tv_param_t;
extern tv_param_t stream_tv_defaults;
typedef struct tvi_info_s
{
struct tvi_handle_s * (*tvi_init)(tv_param_t* tv_param);
const char *name;
const char *short_name;
const char *author;
const char *comment;
} tvi_info_t;
typedef struct tvi_functions_s
{
int (*init)();
int (*uninit)();
int (*control)();
int (*start)();
double (*grab_video_frame)();
int (*get_video_framesize)();
double (*grab_audio_frame)();
int (*get_audio_framesize)();
} tvi_functions_t;
typedef struct tvi_handle_s {
tvi_functions_t *functions;
void *priv;
int seq;
/* specific */
int norm;
int chanlist;
const struct CHANLIST *chanlist_s;
int channel;
tv_param_t * tv_param;
void * scan;
} tvi_handle_t;
typedef struct tv_channels_s {
int index;
char number[5];
char name[20];
int freq;
struct tv_channels_s *next;
struct tv_channels_s *prev;
} tv_channels_t;
extern tv_channels_t *tv_channel_list;
extern tv_channels_t *tv_channel_current, *tv_channel_last;
extern char *tv_channel_last_real;
typedef struct {
unsigned int scan_timer;
int channel_num;
int new_channels;
} tv_scan_t;
#define TVI_CONTROL_FALSE 0
#define TVI_CONTROL_TRUE 1
#define TVI_CONTROL_NA -1
#define TVI_CONTROL_UNKNOWN -2
/* ======================== CONTROLS =========================== */
/* GENERIC controls */
#define TVI_CONTROL_IS_AUDIO 0x1
#define TVI_CONTROL_IS_VIDEO 0x2
#define TVI_CONTROL_IS_TUNER 0x3
#define TVI_CONTROL_IMMEDIATE 0x4
/* VIDEO controls */
#define TVI_CONTROL_VID_GET_FPS 0x101
#define TVI_CONTROL_VID_GET_PLANES 0x102
#define TVI_CONTROL_VID_GET_BITS 0x103
#define TVI_CONTROL_VID_CHK_BITS 0x104
#define TVI_CONTROL_VID_SET_BITS 0x105
#define TVI_CONTROL_VID_GET_FORMAT 0x106
#define TVI_CONTROL_VID_CHK_FORMAT 0x107
#define TVI_CONTROL_VID_SET_FORMAT 0x108
#define TVI_CONTROL_VID_GET_WIDTH 0x109
#define TVI_CONTROL_VID_CHK_WIDTH 0x110
#define TVI_CONTROL_VID_SET_WIDTH 0x111
#define TVI_CONTROL_VID_GET_HEIGHT 0x112
#define TVI_CONTROL_VID_CHK_HEIGHT 0x113
#define TVI_CONTROL_VID_SET_HEIGHT 0x114
#define TVI_CONTROL_VID_GET_BRIGHTNESS 0x115
#define TVI_CONTROL_VID_SET_BRIGHTNESS 0x116
#define TVI_CONTROL_VID_GET_HUE 0x117
#define TVI_CONTROL_VID_SET_HUE 0x118
#define TVI_CONTROL_VID_GET_SATURATION 0x119
#define TVI_CONTROL_VID_SET_SATURATION 0x11a
#define TVI_CONTROL_VID_GET_CONTRAST 0x11b
#define TVI_CONTROL_VID_SET_CONTRAST 0x11c
#define TVI_CONTROL_VID_GET_PICTURE 0x11d
#define TVI_CONTROL_VID_SET_PICTURE 0x11e
/* TUNER controls */
#define TVI_CONTROL_TUN_GET_FREQ 0x201
#define TVI_CONTROL_TUN_SET_FREQ 0x202
#define TVI_CONTROL_TUN_GET_TUNER 0x203 /* update priv->tuner struct for used input */
#define TVI_CONTROL_TUN_SET_TUNER 0x204 /* update priv->tuner struct for used input */
#define TVI_CONTROL_TUN_GET_NORM 0x205
#define TVI_CONTROL_TUN_SET_NORM 0x206
#define TVI_CONTROL_TUN_GET_SIGNAL 0x207
/* AUDIO controls */
#define TVI_CONTROL_AUD_GET_FORMAT 0x301
#define TVI_CONTROL_AUD_GET_SAMPLERATE 0x302
#define TVI_CONTROL_AUD_GET_SAMPLESIZE 0x303
#define TVI_CONTROL_AUD_GET_CHANNELS 0x304
#define TVI_CONTROL_AUD_SET_SAMPLERATE 0x305
/* SPECIFIC controls */
#define TVI_CONTROL_SPC_GET_INPUT 0x401 /* set input channel (tv,s-video,composite..) */
#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
#define TV_COLOR_HUE 2
#define TV_COLOR_SATURATION 3
#define TV_COLOR_CONTRAST 4
int tv_step_channel_real(tvi_handle_t *tvh, int direction);
int tv_step_channel(tvi_handle_t *tvh, int direction);
#define TV_CHANNEL_LOWER 1
#define TV_CHANNEL_HIGHER 2
int tv_last_channel(tvi_handle_t *tvh);
int tv_set_channel_real(tvi_handle_t *tvh, char *channel);
int tv_set_channel(tvi_handle_t *tvh, char *channel);
int tv_step_norm(tvi_handle_t *tvh);
int tv_step_chanlist(tvi_handle_t *tvh);
int tv_set_freq(tvi_handle_t *tvh, unsigned long freq);
int tv_get_freq(tvi_handle_t *tvh, unsigned long *freq);
int tv_get_signal(tvi_handle_t *tvh);
int tv_step_freq(tvi_handle_t *tvh, float step_interval);
int tv_set_norm(tvi_handle_t *tvh, char* norm);
void tv_start_scan(tvi_handle_t *tvh, int start);
#define TV_NORM_PAL 1
#define TV_NORM_NTSC 2
#define TV_NORM_SECAM 3
#define TV_NORM_PALNC 4
#define TV_NORM_PALM 5
#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 25 ///< teletext page height in rows
#define VBI_COLUMNS 40 ///< teletext page width 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 */
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