stream/tv.h

   1 #ifndef TV_H
   2 #define TV_H
   3
   4 //#include "libao2/afmt.h"
   5 //#include "libmpcodecs/img_format.h"
   6 //#include "mp_msg.h"
   7
   8 typedef struct tv_param_s {
   9     char *freq;
  10     char *channel;
  11     char *chanlist;
  12     char *norm;
  13     int automute;
  14     int normid;
  15     char *device;
  16     char *driver;
  17     int width;
  18     int height;
  19     int input;
  20     int outfmt;
  21     float fps;
  22     char **channels;
  23     int noaudio;
  24     int immediate;
  25     int audiorate;
  26     int audio_id;
  27     int amode;
  28     int volume;
  29     int bass;
  30     int treble;
  31     int balance;
  32     int forcechan;
  33     int force_audio;
  34     int buffer_size;
  35     int mjpeg;
  36     int decimation;
  37     int quality;
  38     int alsa;
  39     char* adevice;
  40     int brightness;
  41     int contrast;
  42     int hue;
  43     int saturation;
  44     int gain;
  45     char *tdevice;  ///< teletext device
  46     int tformat;    ///< teletext display format
  47     int tpage;      ///< start teletext page
  48     int tlang;      ///< primary language code
  49
  50     int scan;
  51     int scan_threshold;
  52     float scan_period;
  53     /**
  54       Terminate stream with video renderer instead of Null renderer
  55       Will help if video freezes but audio does not.
  56       May not work with -vo directx and -vf crop combination.
  57     */
  58     int hidden_video_renderer;
  59     /**
  60       For VIVO cards VP pin have to be rendered too.
  61       This tweak will cause VidePort pin stream to be terminated with video renderer
  62       instead of removing it from graph.
  63       Use if your card have vp pin and video is still choppy.
  64       May not work with -vo directx and -vf crop combination.
  65     */
  66     int hidden_vp_renderer;
  67     /**
  68       Use system clock as sync source instead of default graph clock (usually the clock
  69       from one of live sources in graph.
  70     */
  71     int system_clock;
  72     /**
  73       Some audio cards creates audio chunks with about 0.5 sec size.
  74       This can cause choppy video when using mplayer with immediatemode=0
  75       Use followingtweak to decrease audio chunk sizes.
  76       It will create audio chunks with time length equal to one video frame time.
  77     */
  78     int normalize_audio_chunks;
  79 } tv_param_t;
  80
  81 extern tv_param_t stream_tv_defaults;
  82
  83 typedef struct tvi_info_s
  84 {
  85     struct tvi_handle_s * (*tvi_init)(tv_param_t* tv_param);
  86     const char *name;
  87     const char *short_name;
  88     const char *author;
  89     const char *comment;
  90 } tvi_info_t;
  91
  92 typedef struct tvi_functions_s
  93 {
  94     int (*init)();
  95     int (*uninit)();
  96     int (*control)();
  97     int (*start)();
  98     double (*grab_video_frame)();
  99     int (*get_video_framesize)();
 100     double (*grab_audio_frame)();
 101     int (*get_audio_framesize)();
 102 } tvi_functions_t;
 103
 104 typedef struct tvi_handle_s {
 105     tvi_functions_t     *functions;
 106     void                *priv;
 107     int                 seq;
 108
 109     /* specific */
 110     int                 norm;
 111     int                 chanlist;
 112     const struct CHANLIST *chanlist_s;
 113     int                 channel;
 114     tv_param_t          * tv_param;
 115     void                * scan;
 116 } tvi_handle_t;
 117
 118 typedef struct tv_channels_s {
 119     int index;
 120     char number[5];
 121     char name[20];
 122     int   freq;
 123     struct tv_channels_s *next;
 124     struct tv_channels_s *prev;
 125 } tv_channels_t;
 126
 127 extern tv_channels_t *tv_channel_list;
 128 extern tv_channels_t *tv_channel_current, *tv_channel_last;
 129 extern char *tv_channel_last_real;
 130
 131 typedef struct {
 132     unsigned int     scan_timer;
 133     int     channel_num;
 134     int     new_channels;
 135 } tv_scan_t;
 136
 137 #define TVI_CONTROL_FALSE               0
 138 #define TVI_CONTROL_TRUE                1
 139 #define TVI_CONTROL_NA                  -1
 140 #define TVI_CONTROL_UNKNOWN             -2
 141
 142 /* ======================== CONTROLS =========================== */
 143
 144 /* GENERIC controls */
 145 #define TVI_CONTROL_IS_AUDIO            0x1
 146 #define TVI_CONTROL_IS_VIDEO            0x2
 147 #define TVI_CONTROL_IS_TUNER            0x3
 148 #define TVI_CONTROL_IMMEDIATE           0x4
 149
 150 /* VIDEO controls */
 151 #define TVI_CONTROL_VID_GET_FPS         0x101
 152 #define TVI_CONTROL_VID_GET_PLANES      0x102
 153 #define TVI_CONTROL_VID_GET_BITS        0x103
 154 #define TVI_CONTROL_VID_CHK_BITS        0x104
 155 #define TVI_CONTROL_VID_SET_BITS        0x105
 156 #define TVI_CONTROL_VID_GET_FORMAT      0x106
 157 #define TVI_CONTROL_VID_CHK_FORMAT      0x107
 158 #define TVI_CONTROL_VID_SET_FORMAT      0x108
 159 #define TVI_CONTROL_VID_GET_WIDTH       0x109
 160 #define TVI_CONTROL_VID_CHK_WIDTH       0x110
 161 #define TVI_CONTROL_VID_SET_WIDTH       0x111
 162 #define TVI_CONTROL_VID_GET_HEIGHT      0x112
 163 #define TVI_CONTROL_VID_CHK_HEIGHT      0x113
 164 #define TVI_CONTROL_VID_SET_HEIGHT      0x114
 165 #define TVI_CONTROL_VID_GET_BRIGHTNESS  0x115
 166 #define TVI_CONTROL_VID_SET_BRIGHTNESS  0x116
 167 #define TVI_CONTROL_VID_GET_HUE         0x117
 168 #define TVI_CONTROL_VID_SET_HUE         0x118
 169 #define TVI_CONTROL_VID_GET_SATURATION  0x119
 170 #define TVI_CONTROL_VID_SET_SATURATION  0x11a
 171 #define TVI_CONTROL_VID_GET_CONTRAST    0x11b
 172 #define TVI_CONTROL_VID_SET_CONTRAST    0x11c
 173 #define TVI_CONTROL_VID_GET_PICTURE     0x11d
 174 #define TVI_CONTROL_VID_SET_PICTURE     0x11e
 175 #define TVI_CONTROL_VID_SET_GAIN        0x11f
 176 #define TVI_CONTROL_VID_GET_GAIN        0x120
 177
 178 /* TUNER controls */
 179 #define TVI_CONTROL_TUN_GET_FREQ        0x201
 180 #define TVI_CONTROL_TUN_SET_FREQ        0x202
 181 #define TVI_CONTROL_TUN_GET_TUNER       0x203   /* update priv->tuner struct for used input */
 182 #define TVI_CONTROL_TUN_SET_TUNER       0x204   /* update priv->tuner struct for used input */
 183 #define TVI_CONTROL_TUN_GET_NORM        0x205
 184 #define TVI_CONTROL_TUN_SET_NORM        0x206
 185 #define TVI_CONTROL_TUN_GET_SIGNAL      0x207
 186
 187 /* AUDIO controls */
 188 #define TVI_CONTROL_AUD_GET_FORMAT      0x301
 189 #define TVI_CONTROL_AUD_GET_SAMPLERATE  0x302
 190 #define TVI_CONTROL_AUD_GET_SAMPLESIZE  0x303
 191 #define TVI_CONTROL_AUD_GET_CHANNELS    0x304
 192 #define TVI_CONTROL_AUD_SET_SAMPLERATE  0x305
 193
 194 /* SPECIFIC controls */
 195 #define TVI_CONTROL_SPC_GET_INPUT       0x401   /* set input channel (tv,s-video,composite..) */
 196 #define TVI_CONTROL_SPC_SET_INPUT       0x402   /* set input channel (tv,s-video,composite..) */
 197 #define TVI_CONTROL_SPC_GET_NORMID      0x403   /* get normid from norm name */
 198
 199 //tvi_* ioctl (not tvi_vbi.c !!!)
 200 #define TVI_CONTROL_VBI_INIT           0x501   ///< vbi init
 201
 202 /*
 203   TELETEXT controls (through tv_teletext_control() )
 204    NOTE:
 205     _SET_ should be _GET_ +1
 206    _STEP_ should be _GET_ +2
 207 */
 208 #define TV_VBI_CONTROL_GET_MODE        0x510   ///< get current mode teletext
 209 #define TV_VBI_CONTROL_SET_MODE        0x511   ///< on/off grab teletext
 210
 211 #define TV_VBI_CONTROL_GET_PAGE        0x513   ///< get grabbed teletext page
 212 #define TV_VBI_CONTROL_SET_PAGE        0x514   ///< set grab teletext page number
 213 #define TV_VBI_CONTROL_STEP_PAGE       0x515   ///< step grab teletext page number
 214
 215 #define TV_VBI_CONTROL_GET_SUBPAGE     0x516   ///< get grabbed teletext page
 216 #define TV_VBI_CONTROL_SET_SUBPAGE     0x517   ///< set grab teletext page number
 217
 218 #define TV_VBI_CONTROL_GET_FORMAT      0x519   ///< get eletext format
 219 #define TV_VBI_CONTROL_SET_FORMAT      0x51a   ///< set teletext format
 220
 221 #define TV_VBI_CONTROL_GET_HALF_PAGE   0x51c   ///< get current half page
 222 #define TV_VBI_CONTROL_SET_HALF_PAGE   0x51d   ///< switch half page
 223
 224 #define TV_VBI_CONTROL_IS_CHANGED      0x540   ///< teletext page is changed
 225 #define TV_VBI_CONTROL_MARK_UNCHANGED  0x541   ///< teletext page is changed
 226
 227 #define TV_VBI_CONTROL_ADD_DEC         0x550   ///< add page number with dec
 228 #define TV_VBI_CONTROL_GO_LINK         0x551   ///< go link (1..6) NYI
 229 #define TV_VBI_CONTROL_GET_VBIPAGE     0x552   ///< get vbi_image for grabbed teletext page
 230 #define TV_VBI_CONTROL_RESET           0x553   ///< vbi reset
 231 #define TV_VBI_CONTROL_START           0x554   ///< vbi start
 232 #define TV_VBI_CONTROL_STOP            0x555   ///< vbi stop
 233 #define TV_VBI_CONTROL_DECODE_PAGE     0x556   ///< decode vbi page
 234 #define TV_VBI_CONTROL_GET_NETWORKNAME 0x557   ///< get current network name
 235
 236 int tv_set_color_options(tvi_handle_t *tvh, int opt, int val);
 237 int tv_get_color_options(tvi_handle_t *tvh, int opt, int* val);
 238 #define TV_COLOR_BRIGHTNESS     1
 239 #define TV_COLOR_HUE            2
 240 #define TV_COLOR_SATURATION     3
 241 #define TV_COLOR_CONTRAST       4
 242
 243 int tv_step_channel_real(tvi_handle_t *tvh, int direction);
 244 int tv_step_channel(tvi_handle_t *tvh, int direction);
 245 #define TV_CHANNEL_LOWER        1
 246 #define TV_CHANNEL_HIGHER       2
 247
 248 int tv_last_channel(tvi_handle_t *tvh);
 249
 250 int tv_set_channel_real(tvi_handle_t *tvh, char *channel);
 251 int tv_set_channel(tvi_handle_t *tvh, char *channel);
 252
 253 int tv_step_norm(tvi_handle_t *tvh);
 254 int tv_step_chanlist(tvi_handle_t *tvh);
 255
 256 int tv_set_freq(tvi_handle_t *tvh, unsigned long freq);
 257 int tv_get_freq(tvi_handle_t *tvh, unsigned long *freq);
 258 int tv_get_signal(tvi_handle_t *tvh);
 259 int tv_step_freq(tvi_handle_t *tvh, float step_interval);
 260
 261 int tv_set_norm(tvi_handle_t *tvh, char* norm);
 262
 263 void tv_start_scan(tvi_handle_t *tvh, int start);
 264
 265 #define TV_NORM_PAL             1
 266 #define TV_NORM_NTSC            2
 267 #define TV_NORM_SECAM           3
 268 #define TV_NORM_PALNC           4
 269 #define TV_NORM_PALM            5
 270 #define TV_NORM_PALN            6
 271 #define TV_NORM_NTSCJP          7
 272
 273 #define VBI_TFORMAT_TEXT    0               ///< text mode
 274 #define VBI_TFORMAT_BW      1               ///< back&white mode
 275 #define VBI_TFORMAT_GRAY    2               ///< grayscale mode
 276 #define VBI_TFORMAT_COLOR   3               ///< color mode (require color_spu patch!)
 277
 278 #define VBI_MAX_PAGES      0x800            ///< max sub pages number
 279 #define VBI_MAX_SUBPAGES   64               ///< max sub pages number
 280
 281 #define VBI_ROWS    25                      ///< teletext page height in rows
 282 #define VBI_COLUMNS 40                      ///< teletext page width in chars
 283 #define VBI_TIME_LINEPOS    26              ///< time line pos in page header
 284
 285 typedef
 286 enum{
 287     TT_FORMAT_OPAQUE=0,       ///< opaque
 288     TT_FORMAT_TRANSPARENT,    ///< translarent
 289     TT_FORMAT_OPAQUE_INV,     ///< opaque with inverted colors
 290     TT_FORMAT_TRANSPARENT_INV ///< translarent with inverted colors
 291 } teletext_format;
 292
 293 typedef
 294 enum{
 295     TT_ZOOM_NORMAL=0,
 296     TT_ZOOM_TOP_HALF,
 297     TT_ZOOM_BOTTOM_HALF
 298 } teletext_zoom;
 299
 300 typedef struct tt_char_s{
 301     unsigned int unicode; ///< unicode (utf8) character
 302     unsigned char fg;  ///< foreground color
 303     unsigned char bg;  ///< background color
 304     unsigned char gfx; ///< 0-no gfx, 1-solid gfx, 2-separated gfx
 305     unsigned char flh; ///< 0-no flash, 1-flash
 306     unsigned char hidden; ///< char is hidden (for subtitle pages)
 307     unsigned char ctl; ///< control character
 308     unsigned char lng; ///< lang: 0-secondary language,1-primary language
 309     unsigned char raw; ///< raw character (as received from device)
 310 } tt_char;
 311
 312 typedef struct tt_link_s{
 313     int pagenum;          ///< page number
 314     int subpagenum;       ///< subpage number
 315 } tt_link_t;
 316
 317 typedef struct tt_page_s{
 318     int pagenum;          ///< page number
 319     int subpagenum;       ///< subpage number
 320     unsigned char primary_lang;   ///< primary language code
 321     unsigned char secondary_lang; ///< secondary language code
 322     unsigned char active; ///< page is complete and ready for rendering
 323     unsigned char flags;  ///< page flags
 324     unsigned char raw[VBI_ROWS*VBI_COLUMNS]; ///< page data
 325     struct tt_page_s* next_subpage;
 326     struct tt_link_s links[6];
 327 }  tt_page;
 328
 329 #define TT_PGFL_SUPPRESS_HEADER  0x01
 330 #define TT_PGFL_UPDATE_INDICATOR 0x02
 331 #define TT_PGFL_INTERRUPTED_SEQ  0x04
 332 #define TT_PGFL_INHIBIT_DISPLAY  0x08
 333 #define TT_PGFL_NEWFLASH         0x10
 334 #define TT_PGFL_SUBTITLE         0x20
 335 #define TT_PGFL_ERASE_PAGE       0x40
 336 #define TT_PGFL_MAGAZINE_SERIAL  0x80
 337
 338 typedef struct tt_stream_props_s{
 339     int sampling_rate;
 340     int samples_per_line;
 341     int offset;
 342     int count[2];     ///< number of lines in first and second fields
 343     int interlaced;   ///< vbi data are interlaced
 344     int bufsize;      ///< required buffer size
 345 } tt_stream_props;
 346
 347 #endif /* TV_H */