libvo/video_out.h

   1 /*
   2  *  video_out.h
   3  *
   4  *      Copyright (C) Aaron Holtzman - Aug 1999
   5  *      Strongly modified, most parts rewritten: A'rpi/ESP-team - 2000-2001
   6  *      (C) MPlayer Developers
   7  *
   8  */
   9
  10 #ifndef MPLAYER_VIDEO_OUT_H
  11 #define MPLAYER_VIDEO_OUT_H
  12
  13 #include <inttypes.h>
  14 #include <stdarg.h>
  15
  16 //#include "font_load.h"
  17 #include "libmpcodecs/img_format.h"
  18 //#include "vidix/vidix.h"
  19
  20 #define VO_EVENT_EXPOSE 1
  21 #define VO_EVENT_RESIZE 2
  22 #define VO_EVENT_KEYPRESS 4
  23
  24 /* Obsolete: VOCTRL_QUERY_VAA 1 */
  25 /* does the device support the required format */
  26 #define VOCTRL_QUERY_FORMAT 2
  27 /* signal a device reset seek */
  28 #define VOCTRL_RESET 3
  29 /* true if vo driver can use GUI created windows */
  30 #define VOCTRL_GUISUPPORT 4
  31 #define VOCTRL_GUI_NOWINDOW 19
  32 /* used to switch to fullscreen */
  33 #define VOCTRL_FULLSCREEN 5
  34 /* signal a device pause */
  35 #define VOCTRL_PAUSE 7
  36 /* start/resume playback */
  37 #define VOCTRL_RESUME 8
  38 /* libmpcodecs direct rendering: */
  39 #define VOCTRL_GET_IMAGE 9
  40 #define VOCTRL_DRAW_IMAGE 13
  41 #define VOCTRL_SET_SPU_PALETTE 14
  42 /* decoding ahead: */
  43 #define VOCTRL_GET_NUM_FRAMES 10
  44 #define VOCTRL_GET_FRAME_NUM  11
  45 #define VOCTRL_SET_FRAME_NUM  12
  46 #define VOCTRL_GET_PANSCAN 15
  47 #define VOCTRL_SET_PANSCAN 16
  48 /* equalizer controls */
  49 #define VOCTRL_SET_EQUALIZER 17
  50 struct voctrl_set_equalizer_args {
  51     const char *name;
  52     int value;
  53 };
  54 #define VOCTRL_GET_EQUALIZER 18
  55 struct voctrl_get_equalizer_args {
  56     const char *name;
  57     int *valueptr;
  58 };
  59 //#define VOCTRL_GUI_NOWINDOW 19
  60 /* Frame duplication */
  61 #define VOCTRL_DUPLICATE_FRAME 20
  62 // ... 21
  63 #define VOCTRL_START_SLICE 21
  64
  65 #define VOCTRL_ONTOP 25
  66 #define VOCTRL_ROOTWIN 26
  67 #define VOCTRL_BORDER 27
  68 #define VOCTRL_DRAW_EOSD 28
  69 #define VOCTRL_GET_EOSD_RES 29
  70 typedef struct {
  71   int w, h; // screen dimensions, including black borders
  72   int mt, mb, ml, mr; // borders (top, bottom, left, right)
  73 } mp_eosd_res_t;
  74
  75 #define VOCTRL_SET_DEINTERLACE 30
  76 #define VOCTRL_GET_DEINTERLACE 31
  77
  78 #define VOCTRL_UPDATE_SCREENINFO 32
  79
  80 // Vo can be used by xover
  81 #define VOCTRL_XOVERLAY_SUPPORT 22
  82
  83 #define VOCTRL_XOVERLAY_SET_COLORKEY 24
  84 typedef struct {
  85   uint32_t x11; // The raw x11 color
  86   uint16_t r,g,b;
  87 } mp_colorkey_t;
  88
  89 #define VOCTRL_XOVERLAY_SET_WIN 23
  90 typedef struct {
  91   int x,y;
  92   int w,h;
  93 } mp_win_t;
  94
  95 #define VO_TRUE         1
  96 #define VO_FALSE        0
  97 #define VO_ERROR        -1
  98 #define VO_NOTAVAIL     -2
  99 #define VO_NOTIMPL      -3
 100
 101 #define VOFLAG_FULLSCREEN       0x01
 102 #define VOFLAG_MODESWITCHING    0x02
 103 #define VOFLAG_SWSCALE          0x04
 104 #define VOFLAG_FLIPPING         0x08
 105 #define VOFLAG_XOVERLAY_SUB_VO  0x10000
 106
 107 typedef struct vo_info_s
 108 {
 109         /* driver name ("Matrox Millennium G200/G400" */
 110         const char *name;
 111         /* short name (for config strings) ("mga") */
 112         const char *short_name;
 113         /* author ("Aaron Holtzman <aholtzma@ess.engr.uvic.ca>") */
 114         const char *author;
 115         /* any additional comments */
 116         const char *comment;
 117 } vo_info_t;
 118
 119 struct vo;
 120
 121 struct vo_driver {
 122         // Driver uses new API
 123         int is_new;
 124
 125         // This is set if the driver is not new and contains pointers to
 126         // old-API functions to be used instead of the ones below.
 127         struct vo_old_functions *old_functions;
 128
 129         const vo_info_t *info;
 130         /*
 131          * Preinitializes driver (real INITIALIZATION)
 132          *   arg - currently it's vo_subdevice
 133          *   returns: zero on successful initialization, non-zero on error.
 134          */
 135         int (*preinit)(struct vo *vo, const char *arg);
 136         /*
 137          * Initialize (means CONFIGURE) the display driver.
 138          * params:
 139          *   width,height: image source size
 140          *   d_width,d_height: size of the requested window size, just a hint
 141          *   fullscreen: flag, 0=windowd 1=fullscreen, just a hint
 142          *   title: window title, if available
 143          *   format: fourcc of pixel format
 144          * returns : zero on successful initialization, non-zero on error.
 145          */
 146         int (*config)(struct vo *vo, uint32_t width, uint32_t height,
 147                       uint32_t d_width, uint32_t d_height, uint32_t fullscreen,
 148                       char *title, uint32_t format);
 149
 150         /*
 151          * Control interface
 152          */
 153         int (*control)(struct vo *vo, uint32_t request, void *data);
 154
 155         /*
 156          * Display a new RGB/BGR frame of the video to the screen.
 157          * params:
 158          *   src[0] - pointer to the image
 159          */
 160         int (*draw_frame)(struct vo *vo, uint8_t *src[]);
 161
 162         /*
 163          * Draw a planar YUV slice to the buffer:
 164          * params:
 165          *   src[3] = source image planes (Y,U,V)
 166          *   stride[3] = source image planes line widths (in bytes)
 167          *   w,h = width*height of area to be copied (in Y pixels)
 168          *   x,y = position at the destination image (in Y pixels)
 169          */
 170         int (*draw_slice)(struct vo *vo, uint8_t *src[], int stride[], int w,
 171                           int h, int x, int y);
 172
 173         /*
 174          * Draws OSD to the screen buffer
 175          */
 176         void (*draw_osd)(struct vo *vo);
 177
 178         /*
 179          * Blit/Flip buffer to the screen. Must be called after each frame!
 180          */
 181         void (*flip_page)(struct vo *vo);
 182
 183         /*
 184          * This func is called after every frames to handle keyboard and
 185          * other events. It's called in PAUSE mode too!
 186          */
 187         void (*check_events)(struct vo *vo);
 188
 189         /*
 190          * Closes driver. Should restore the original state of the system.
 191          */
 192         void (*uninit)(struct vo *vo);
 193 };
 194
 195 struct vo_old_functions {
 196     int (*preinit)(const char *arg);
 197     int (*config)(uint32_t width, uint32_t height, uint32_t d_width,
 198                   uint32_t d_height, uint32_t fullscreen, char *title,
 199                   uint32_t format);
 200     int (*control)(uint32_t request, void *data);
 201     int (*draw_frame)(uint8_t *src[]);
 202     int (*draw_slice)(uint8_t *src[], int stride[], int w,int h, int x,int y);
 203     void (*draw_osd)(void);
 204     void (*flip_page)(void);
 205     void (*check_events)(void);
 206     void (*uninit)(void);
 207 };
 208
 209 struct vo {
 210     int config_ok;  // Last config call was successful?
 211     int config_count;  // Total number of successful config calls
 212     const struct vo_driver *driver;
 213     void *priv;
 214     struct MPOpts *opts;
 215     struct vo_x11_state *x11;
 216     struct mp_fifo *key_fifo;
 217     struct input_ctx *input_ctx;
 218
 219     // requested position/resolution
 220     int dx;
 221     int dy;
 222     int dwidth;
 223     int dheight;
 224
 225     int panscan_x;
 226     int panscan_y;
 227     float panscan_amount;
 228     float monitor_aspect;
 229     struct aspect_data {
 230         int orgw; // real width
 231         int orgh; // real height
 232         int prew; // prescaled width
 233         int preh; // prescaled height
 234         int scrw; // horizontal resolution
 235         int scrh; // vertical resolution
 236         float asp;
 237     } aspdat;
 238 };
 239
 240 struct vo *init_best_video_out(struct MPOpts *opts, struct vo_x11_state *x11,
 241                                struct mp_fifo *key_fifo,
 242                                struct input_ctx *input_ctx);
 243 int vo_config(struct vo *vo, uint32_t width, uint32_t height,
 244                      uint32_t d_width, uint32_t d_height, uint32_t flags,
 245                      char *title, uint32_t format);
 246 void list_video_out(void);
 247
 248 int vo_control(struct vo *vo, uint32_t request, void *data);
 249 int vo_draw_frame(struct vo *vo, uint8_t *src[]);
 250 int vo_draw_slice(struct vo *vo, uint8_t *src[], int stride[], int w, int h, int x, int y);
 251 void vo_draw_osd(struct vo *vo);
 252 void vo_flip_page(struct vo *vo);
 253 void vo_check_events(struct vo *vo);
 254 void vo_destroy(struct vo *vo);
 255
 256
 257 // NULL terminated array of all drivers
 258 extern const struct vo_driver *video_out_drivers[];
 259
 260 extern int xinerama_screen;
 261 extern int xinerama_x;
 262 extern int xinerama_y;
 263
 264 extern int vo_grabpointer;
 265 extern int vo_doublebuffering;
 266 extern int vo_directrendering;
 267 extern int vo_vsync;
 268 extern int vo_fs;
 269 extern int vo_fsmode;
 270 extern float vo_panscan;
 271 extern int vo_adapter_num;
 272 extern int vo_refresh_rate;
 273 extern int vo_keepaspect;
 274 extern int vo_rootwin;
 275 extern int vo_border;
 276
 277 extern int vo_nomouse_input;
 278
 279 extern int vo_pts;
 280 extern float vo_fps;
 281
 282 extern char *vo_subdevice;
 283
 284 extern int vo_colorkey;
 285
 286 extern int WinID;
 287
 288 #if defined(HAVE_FBDEV) || defined(HAVE_VESA)
 289
 290 typedef struct {
 291         float min;
 292         float max;
 293         } range_t;
 294
 295 extern float range_max(range_t *r);
 296 extern int in_range(range_t *r, float f);
 297 extern range_t *str2range(char *s);
 298 extern char *monitor_hfreq_str;
 299 extern char *monitor_vfreq_str;
 300 extern char *monitor_dotclock_str;
 301
 302 #endif /* defined(HAVE_FBDEV) || defined(HAVE_VESA) */
 303
 304 #endif /* MPLAYER_VIDEO_OUT_H */