libvo/video_out.c

   1 /*
   2  * libvo common functions, variables used by many/all drivers.
   3  *
   4  * This file is part of MPlayer.
   5  *
   6  * MPlayer is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * MPlayer is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24
  25 #include <unistd.h>
  26 //#include <sys/mman.h>
  27
  28 #include "config.h"
  29 #include "video_out.h"
  30 #include "aspect.h"
  31 #include "geometry.h"
  32
  33 #include "mp_msg.h"
  34 #include "help_mp.h"
  35
  36 #include "osdep/shmem.h"
  37
  38 //int vo_flags=0;
  39
  40 int xinerama_screen = -1;
  41 int xinerama_x;
  42 int xinerama_y;
  43
  44 // currect resolution/bpp on screen:  (should be autodetected by vo_init())
  45 int vo_depthonscreen=0;
  46 int vo_screenwidth=0;
  47 int vo_screenheight=0;
  48
  49 int vo_config_count=0;
  50
  51 // requested resolution/bpp:  (-x -y -bpp options)
  52 int vo_dx=0;
  53 int vo_dy=0;
  54 int vo_dwidth=0;
  55 int vo_dheight=0;
  56 int vo_dbpp=0;
  57
  58 int vo_nomouse_input = 0;
  59 int vo_grabpointer = 1;
  60 int vo_doublebuffering = 1;
  61 int vo_vsync = 0;
  62 int vo_fs = 0;
  63 int vo_fsmode = 0;
  64 float vo_panscan = 0.0f;
  65 int vo_ontop = 0;
  66 int vo_adapter_num=0;
  67 int vo_refresh_rate=0;
  68 int vo_keepaspect=1;
  69 int vo_rootwin=0;
  70 int vo_border=1;
  71 int64_t WinID = -1;
  72
  73 int vo_pts=0; // for hw decoding
  74 float vo_fps=0;
  75
  76 char *vo_subdevice = NULL;
  77 int vo_directrendering=0;
  78
  79 int vo_colorkey = 0x0000ff00; // default colorkey is green
  80                               // (0xff000000 means that colorkey has been disabled)
  81
  82 //
  83 // Externally visible list of all vo drivers
  84 //
  85 extern vo_functions_t video_out_mga;
  86 extern vo_functions_t video_out_xmga;
  87 extern vo_functions_t video_out_x11;
  88 extern vo_functions_t video_out_xover;
  89 extern vo_functions_t video_out_xvmc;
  90 extern vo_functions_t video_out_vdpau;
  91 extern vo_functions_t video_out_xv;
  92 extern vo_functions_t video_out_gl;
  93 extern vo_functions_t video_out_gl2;
  94 extern vo_functions_t video_out_dga;
  95 extern vo_functions_t video_out_sdl;
  96 extern vo_functions_t video_out_3dfx;
  97 extern vo_functions_t video_out_tdfxfb;
  98 extern vo_functions_t video_out_s3fb;
  99 extern vo_functions_t video_out_wii;
 100 extern vo_functions_t video_out_null;
 101 extern vo_functions_t video_out_zr;
 102 extern vo_functions_t video_out_zr2;
 103 extern vo_functions_t video_out_bl;
 104 extern vo_functions_t video_out_fbdev;
 105 extern vo_functions_t video_out_fbdev2;
 106 extern vo_functions_t video_out_svga;
 107 extern vo_functions_t video_out_png;
 108 extern vo_functions_t video_out_ggi;
 109 extern vo_functions_t video_out_aa;
 110 extern vo_functions_t video_out_caca;
 111 extern vo_functions_t video_out_mpegpes;
 112 extern vo_functions_t video_out_yuv4mpeg;
 113 extern vo_functions_t video_out_direct3d;
 114 extern vo_functions_t video_out_directx;
 115 extern vo_functions_t video_out_kva;
 116 extern vo_functions_t video_out_dxr2;
 117 extern vo_functions_t video_out_dxr3;
 118 extern vo_functions_t video_out_ivtv;
 119 extern vo_functions_t video_out_v4l2;
 120 extern vo_functions_t video_out_jpeg;
 121 extern vo_functions_t video_out_gif89a;
 122 extern vo_functions_t video_out_vesa;
 123 extern vo_functions_t video_out_directfb;
 124 extern vo_functions_t video_out_dfbmga;
 125 extern vo_functions_t video_out_xvidix;
 126 extern vo_functions_t video_out_winvidix;
 127 extern vo_functions_t video_out_cvidix;
 128 extern vo_functions_t video_out_tdfx_vid;
 129 extern vo_functions_t video_out_xvr100;
 130 extern vo_functions_t video_out_tga;
 131 extern vo_functions_t video_out_macosx;
 132 extern vo_functions_t video_out_quartz;
 133 extern vo_functions_t video_out_pnm;
 134 extern vo_functions_t video_out_md5sum;
 135
 136 const vo_functions_t* const video_out_drivers[] =
 137 {
 138 #ifdef CONFIG_XVR100
 139         &video_out_xvr100,
 140 #endif
 141 #ifdef CONFIG_TDFX_VID
 142         &video_out_tdfx_vid,
 143 #endif
 144 #ifdef CONFIG_DIRECTX
 145         &video_out_directx,
 146 #endif
 147 #ifdef CONFIG_DIRECT3D
 148         &video_out_direct3d,
 149 #endif
 150 #ifdef CONFIG_KVA
 151         &video_out_kva,
 152 #endif
 153 #ifdef CONFIG_COREVIDEO
 154         &video_out_macosx,
 155 #endif
 156 #ifdef CONFIG_QUARTZ
 157         &video_out_quartz,
 158 #endif
 159 #ifdef CONFIG_XMGA
 160         &video_out_xmga,
 161 #endif
 162 #ifdef CONFIG_MGA
 163         &video_out_mga,
 164 #endif
 165 #ifdef CONFIG_TDFXFB
 166         &video_out_tdfxfb,
 167 #endif
 168 #ifdef CONFIG_S3FB
 169         &video_out_s3fb,
 170 #endif
 171 #ifdef CONFIG_WII
 172         &video_out_wii,
 173 #endif
 174 #ifdef CONFIG_3DFX
 175         &video_out_3dfx,
 176 #endif
 177 #ifdef CONFIG_XV
 178         &video_out_xv,
 179 #endif
 180 #if CONFIG_VDPAU
 181         &video_out_vdpau,
 182 #endif
 183 #ifdef CONFIG_X11
 184         &video_out_x11,
 185         &video_out_xover,
 186 #endif
 187 #ifdef CONFIG_GL
 188         &video_out_gl,
 189         &video_out_gl2,
 190 #endif
 191 #ifdef CONFIG_DGA
 192         &video_out_dga,
 193 #endif
 194 #ifdef CONFIG_SDL
 195         &video_out_sdl,
 196 #endif
 197 #ifdef CONFIG_GGI
 198         &video_out_ggi,
 199 #endif
 200 #ifdef CONFIG_FBDEV
 201         &video_out_fbdev,
 202         &video_out_fbdev2,
 203 #endif
 204 #ifdef CONFIG_SVGALIB
 205         &video_out_svga,
 206 #endif
 207 #ifdef CONFIG_AA
 208         &video_out_aa,
 209 #endif
 210 #ifdef CONFIG_CACA
 211         &video_out_caca,
 212 #endif
 213 #ifdef CONFIG_DXR2
 214         &video_out_dxr2,
 215 #endif
 216 #ifdef CONFIG_DXR3
 217         &video_out_dxr3,
 218 #endif
 219 #ifdef CONFIG_IVTV
 220         &video_out_ivtv,
 221 #endif
 222 #ifdef CONFIG_V4L2_DECODER
 223         &video_out_v4l2,
 224 #endif
 225 #ifdef CONFIG_ZR
 226         &video_out_zr,
 227         &video_out_zr2,
 228 #endif
 229 #ifdef CONFIG_BL
 230         &video_out_bl,
 231 #endif
 232 #ifdef CONFIG_VESA
 233         &video_out_vesa,
 234 #endif
 235 #ifdef CONFIG_DIRECTFB
 236         &video_out_directfb,
 237 #endif
 238 #ifdef CONFIG_DFBMGA
 239         &video_out_dfbmga,
 240 #endif
 241 #ifdef CONFIG_VIDIX
 242 #ifdef CONFIG_X11
 243         &video_out_xvidix,
 244 #endif
 245 #if defined(__MINGW32__) || defined(__CYGWIN__)
 246         &video_out_winvidix,
 247 #endif
 248         &video_out_cvidix,
 249 #endif
 250         &video_out_null,
 251         // should not be auto-selected
 252 #if CONFIG_XVMC
 253         &video_out_xvmc,
 254 #endif
 255         &video_out_mpegpes,
 256 #ifdef CONFIG_YUV4MPEG
 257         &video_out_yuv4mpeg,
 258 #endif
 259 #ifdef CONFIG_PNG
 260         &video_out_png,
 261 #endif
 262 #ifdef CONFIG_JPEG
 263         &video_out_jpeg,
 264 #endif
 265 #ifdef CONFIG_GIF
 266         &video_out_gif89a,
 267 #endif
 268 #ifdef CONFIG_TGA
 269         &video_out_tga,
 270 #endif
 271 #ifdef CONFIG_PNM
 272         &video_out_pnm,
 273 #endif
 274 #ifdef CONFIG_MD5SUM
 275         &video_out_md5sum,
 276 #endif
 277         NULL
 278 };
 279
 280 void list_video_out(void){
 281       int i=0;
 282       mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_AvailableVideoOutputDrivers);
 283       mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_OUTPUTS\n");
 284       while (video_out_drivers[i]) {
 285         const vo_info_t *info = video_out_drivers[i++]->info;
 286         mp_msg(MSGT_GLOBAL, MSGL_INFO,"\t%s\t%s\n", info->short_name, info->name);
 287       }
 288       mp_msg(MSGT_GLOBAL, MSGL_INFO,"\n");
 289 }
 290
 291 const vo_functions_t* init_best_video_out(char** vo_list){
 292     int i;
 293     // first try the preferred drivers, with their optional subdevice param:
 294     if(vo_list && vo_list[0])
 295       while(vo_list[0][0]){
 296         char* vo=strdup(vo_list[0]);
 297         vo_subdevice=strchr(vo,':');
 298         if (!strcmp(vo, "pgm"))
 299             mp_msg(MSGT_CPLAYER, MSGL_ERR, MSGTR_VO_PGM_HasBeenReplaced);
 300         if (!strcmp(vo, "md5"))
 301             mp_msg(MSGT_CPLAYER, MSGL_ERR, MSGTR_VO_MD5_HasBeenReplaced);
 302         if(vo_subdevice){
 303             vo_subdevice[0]=0;
 304             ++vo_subdevice;
 305         }
 306         for(i=0;video_out_drivers[i];i++){
 307             const vo_functions_t* video_driver=video_out_drivers[i];
 308             const vo_info_t *info = video_driver->info;
 309             if(!strcmp(info->short_name,vo)){
 310                 // name matches, try it
 311                 if(!video_driver->preinit(vo_subdevice))
 312                 {
 313                     free(vo);
 314                     return video_driver; // success!
 315                 }
 316             }
 317         }
 318         // continue...
 319         free(vo);
 320         ++vo_list;
 321         if(!(vo_list[0])) return NULL; // do NOT fallback to others
 322       }
 323     // now try the rest...
 324     vo_subdevice=NULL;
 325     for(i=0;video_out_drivers[i];i++){
 326         const vo_functions_t* video_driver=video_out_drivers[i];
 327         if(!video_driver->preinit(vo_subdevice))
 328             return video_driver; // success!
 329     }
 330     return NULL;
 331 }
 332
 333 int config_video_out(const vo_functions_t *vo, uint32_t width, uint32_t height,
 334                      uint32_t d_width, uint32_t d_height, uint32_t flags,
 335                      char *title, uint32_t format) {
 336   panscan_init();
 337   aspect_save_orig(width,height);
 338   aspect_save_prescale(d_width,d_height);
 339
 340   if (vo->control(VOCTRL_UPDATE_SCREENINFO, NULL) == VO_TRUE) {
 341   aspect(&d_width,&d_height,A_NOZOOM);
 342   vo_dx = (int)(vo_screenwidth - d_width) / 2;
 343   vo_dy = (int)(vo_screenheight - d_height) / 2;
 344   geometry(&vo_dx, &vo_dy, &d_width, &d_height,
 345            vo_screenwidth, vo_screenheight);
 346   vo_dx += xinerama_x;
 347   vo_dy += xinerama_y;
 348   vo_dwidth = d_width;
 349   vo_dheight = d_height;
 350   }
 351
 352   return vo->config(width, height, d_width, d_height, flags, title, format);
 353 }
 354
 355 /**
 356  * \brief lookup an integer in a table, table must have 0 as the last key
 357  * \param key key to search for
 358  * \result translation corresponding to key or "to" value of last mapping
 359  *         if not found.
 360  */
 361 int lookup_keymap_table(const struct keymap *map, int key) {
 362   while (map->from && map->from != key) map++;
 363   return map->to;
 364 }
 365
 366 /**
 367  * \brief helper function for the kind of panscan-scaling that needs a source
 368  *        and destination rectangle like Direct3D and VDPAU
 369  */
 370 static void src_dst_split_scaling(int src_size, int dst_size, int scaled_src_size,
 371                                   int *src_start, int *src_end, int *dst_start, int *dst_end) {
 372   if (scaled_src_size > dst_size) {
 373     int border = src_size * (scaled_src_size - dst_size) / scaled_src_size;
 374     // round to a multiple of 2, this is at least needed for vo_direct3d and ATI cards
 375     border = (border / 2 + 1) & ~1;
 376     *src_start = border;
 377     *src_end   = src_size - border;
 378     *dst_start = 0;
 379     *dst_end   = dst_size;
 380   } else {
 381     *src_start = 0;
 382     *src_end   = src_size;
 383     *dst_start = (dst_size - scaled_src_size) / 2;
 384     *dst_end   = *dst_start + scaled_src_size;
 385   }
 386 }
 387
 388 /**
 389  * Calculate the appropriate source and destination rectangle to
 390  * get a correctly scaled picture, including pan-scan.
 391  * Can be extended to take future cropping support into account.
 392  *
 393  * \param crop specifies the cropping border size in the left, right, top and bottom members, may be NULL
 394  * \param borders the border values as e.g. EOSD (ASS) and properly placed DVD highlight support requires,
 395  *                may be NULL and only left and top are currently valid.
 396  */
 397 void calc_src_dst_rects(int src_width, int src_height, struct vo_rect *src, struct vo_rect *dst,
 398                         struct vo_rect *borders, const struct vo_rect *crop) {
 399   static const struct vo_rect no_crop = {0, 0, 0, 0, 0, 0};
 400   int scaled_width  = 0;
 401   int scaled_height = 0;
 402   if (!crop) crop = &no_crop;
 403   src_width  -= crop->left + crop->right;
 404   src_height -= crop->top  + crop->bottom;
 405   if (src_width  < 2) src_width  = 2;
 406   if (src_height < 2) src_height = 2;
 407   dst->left = 0; dst->right  = vo_dwidth;
 408   dst->top  = 0; dst->bottom = vo_dheight;
 409   src->left = 0; src->right  = src_width;
 410   src->top  = 0; src->bottom = src_height;
 411   if (borders) {
 412     borders->left = 0; borders->top = 0;
 413   }
 414   if (vo_fs) {
 415     aspect(&scaled_width, &scaled_height, A_ZOOM);
 416     panscan_calc();
 417     scaled_width  += vo_panscan_x;
 418     scaled_height += vo_panscan_y;
 419     if (borders) {
 420       borders->left = (vo_dwidth  - scaled_width ) / 2;
 421       borders->top  = (vo_dheight - scaled_height) / 2;
 422     }
 423     src_dst_split_scaling(src_width, vo_dwidth, scaled_width,
 424                           &src->left, &src->right, &dst->left, &dst->right);
 425     src_dst_split_scaling(src_height, vo_dheight, scaled_height,
 426                           &src->top, &src->bottom, &dst->top, &dst->bottom);
 427   }
 428   src->left += crop->left; src->right  += crop->left;
 429   src->top  += crop->top;  src->bottom += crop->top;
 430   src->width  = src->right  - src->left;
 431   src->height = src->bottom - src->top;
 432   dst->width  = dst->right  - dst->left;
 433   dst->height = dst->bottom - dst->top;
 434 }
 435
 436 #if defined(CONFIG_FBDEV) || defined(CONFIG_VESA)
 437 /* Borrowed from vo_fbdev.c
 438 Monitor ranges related functions*/
 439
 440 char *monitor_hfreq_str = NULL;
 441 char *monitor_vfreq_str = NULL;
 442 char *monitor_dotclock_str = NULL;
 443
 444 float range_max(range_t *r)
 445 {
 446 float max = 0;
 447
 448         for (/* NOTHING */; (r->min != -1 && r->max != -1); r++)
 449                 if (max < r->max) max = r->max;
 450         return max;
 451 }
 452
 453
 454 int in_range(range_t *r, float f)
 455 {
 456         for (/* NOTHING */; (r->min != -1 && r->max != -1); r++)
 457                 if (f >= r->min && f <= r->max)
 458                         return 1;
 459         return 0;
 460 }
 461
 462 range_t *str2range(char *s)
 463 {
 464         float tmp_min, tmp_max;
 465         char *endptr = s;       // to start the loop
 466         range_t *r = NULL;
 467         int i;
 468
 469         if (!s)
 470                 return NULL;
 471         for (i = 0; *endptr; i++) {
 472                 if (*s == ',')
 473                         goto out_err;
 474                 if (!(r = (range_t *) realloc(r, sizeof(*r) * (i + 2)))) {
 475                         mp_msg(MSGT_GLOBAL, MSGL_WARN,"can't realloc 'r'\n");
 476                         return NULL;
 477                 }
 478                 tmp_min = strtod(s, &endptr);
 479                 if (*endptr == 'k' || *endptr == 'K') {
 480                         tmp_min *= 1000.0;
 481                         endptr++;
 482                 } else if (*endptr == 'm' || *endptr == 'M') {
 483                         tmp_min *= 1000000.0;
 484                         endptr++;
 485                 }
 486                 if (*endptr == '-') {
 487                         tmp_max = strtod(endptr + 1, &endptr);
 488                         if (*endptr == 'k' || *endptr == 'K') {
 489                                 tmp_max *= 1000.0;
 490                                 endptr++;
 491                         } else if (*endptr == 'm' || *endptr == 'M') {
 492                                 tmp_max *= 1000000.0;
 493                                 endptr++;
 494                         }
 495                         if (*endptr != ',' && *endptr)
 496                                 goto out_err;
 497                 } else if (*endptr == ',' || !*endptr) {
 498                         tmp_max = tmp_min;
 499                 } else
 500                         goto out_err;
 501                 r[i].min = tmp_min;
 502                 r[i].max = tmp_max;
 503                 if (r[i].min < 0 || r[i].max < 0)
 504                         goto out_err;
 505                 s = endptr + 1;
 506         }
 507         r[i].min = r[i].max = -1;
 508         return r;
 509 out_err:
 510         if (r)
 511                 free(r);
 512         return NULL;
 513 }
 514
 515 /* Borrowed from vo_fbdev.c END */
 516 #endif
 517