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_dxr2;
 116 extern vo_functions_t video_out_dxr3;
 117 extern vo_functions_t video_out_ivtv;
 118 extern vo_functions_t video_out_v4l2;
 119 extern vo_functions_t video_out_jpeg;
 120 extern vo_functions_t video_out_gif89a;
 121 extern vo_functions_t video_out_vesa;
 122 extern vo_functions_t video_out_directfb;
 123 extern vo_functions_t video_out_dfbmga;
 124 extern vo_functions_t video_out_xvidix;
 125 extern vo_functions_t video_out_winvidix;
 126 extern vo_functions_t video_out_cvidix;
 127 extern vo_functions_t video_out_tdfx_vid;
 128 extern vo_functions_t video_out_xvr100;
 129 extern vo_functions_t video_out_tga;
 130 extern vo_functions_t video_out_macosx;
 131 extern vo_functions_t video_out_quartz;
 132 extern vo_functions_t video_out_pnm;
 133 extern vo_functions_t video_out_md5sum;
 134
 135 const vo_functions_t* const video_out_drivers[] =
 136 {
 137 #ifdef CONFIG_XVR100
 138         &video_out_xvr100,
 139 #endif
 140 #ifdef CONFIG_TDFX_VID
 141         &video_out_tdfx_vid,
 142 #endif
 143 #ifdef CONFIG_DIRECTX
 144         &video_out_directx,
 145 #endif
 146 #ifdef CONFIG_DIRECT3D
 147         &video_out_direct3d,
 148 #endif
 149 #ifdef CONFIG_COREVIDEO
 150         &video_out_macosx,
 151 #endif
 152 #ifdef CONFIG_QUARTZ
 153         &video_out_quartz,
 154 #endif
 155 #ifdef CONFIG_XMGA
 156         &video_out_xmga,
 157 #endif
 158 #ifdef CONFIG_MGA
 159         &video_out_mga,
 160 #endif
 161 #ifdef CONFIG_TDFXFB
 162         &video_out_tdfxfb,
 163 #endif
 164 #ifdef CONFIG_S3FB
 165         &video_out_s3fb,
 166 #endif
 167 #ifdef CONFIG_WII
 168         &video_out_wii,
 169 #endif
 170 #ifdef CONFIG_3DFX
 171         &video_out_3dfx,
 172 #endif
 173 #ifdef CONFIG_XV
 174         &video_out_xv,
 175 #endif
 176 #if CONFIG_VDPAU
 177         &video_out_vdpau,
 178 #endif
 179 #ifdef CONFIG_X11
 180         &video_out_x11,
 181         &video_out_xover,
 182 #endif
 183 #ifdef CONFIG_GL
 184         &video_out_gl,
 185         &video_out_gl2,
 186 #endif
 187 #ifdef CONFIG_DGA
 188         &video_out_dga,
 189 #endif
 190 #ifdef CONFIG_SDL
 191         &video_out_sdl,
 192 #endif
 193 #ifdef CONFIG_GGI
 194         &video_out_ggi,
 195 #endif
 196 #ifdef CONFIG_FBDEV
 197         &video_out_fbdev,
 198         &video_out_fbdev2,
 199 #endif
 200 #ifdef CONFIG_SVGALIB
 201         &video_out_svga,
 202 #endif
 203 #ifdef CONFIG_AA
 204         &video_out_aa,
 205 #endif
 206 #ifdef CONFIG_CACA
 207         &video_out_caca,
 208 #endif
 209 #ifdef CONFIG_DXR2
 210         &video_out_dxr2,
 211 #endif
 212 #ifdef CONFIG_DXR3
 213         &video_out_dxr3,
 214 #endif
 215 #ifdef CONFIG_IVTV
 216         &video_out_ivtv,
 217 #endif
 218 #ifdef CONFIG_V4L2_DECODER
 219         &video_out_v4l2,
 220 #endif
 221 #ifdef CONFIG_ZR
 222         &video_out_zr,
 223         &video_out_zr2,
 224 #endif
 225 #ifdef CONFIG_BL
 226         &video_out_bl,
 227 #endif
 228 #ifdef CONFIG_VESA
 229         &video_out_vesa,
 230 #endif
 231 #ifdef CONFIG_DIRECTFB
 232         &video_out_directfb,
 233 #endif
 234 #ifdef CONFIG_DFBMGA
 235         &video_out_dfbmga,
 236 #endif
 237 #ifdef CONFIG_VIDIX
 238 #ifdef CONFIG_X11
 239         &video_out_xvidix,
 240 #endif
 241 #if defined(__MINGW32__) || defined(__CYGWIN__)
 242         &video_out_winvidix,
 243 #endif
 244         &video_out_cvidix,
 245 #endif
 246         &video_out_null,
 247         // should not be auto-selected
 248 #if CONFIG_XVMC
 249         &video_out_xvmc,
 250 #endif
 251         &video_out_mpegpes,
 252 #ifdef CONFIG_YUV4MPEG
 253         &video_out_yuv4mpeg,
 254 #endif
 255 #ifdef CONFIG_PNG
 256         &video_out_png,
 257 #endif
 258 #ifdef CONFIG_JPEG
 259         &video_out_jpeg,
 260 #endif
 261 #ifdef CONFIG_GIF
 262         &video_out_gif89a,
 263 #endif
 264 #ifdef CONFIG_TGA
 265         &video_out_tga,
 266 #endif
 267 #ifdef CONFIG_PNM
 268         &video_out_pnm,
 269 #endif
 270 #ifdef CONFIG_MD5SUM
 271         &video_out_md5sum,
 272 #endif
 273         NULL
 274 };
 275
 276 void list_video_out(void){
 277       int i=0;
 278       mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_AvailableVideoOutputDrivers);
 279       mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_OUTPUTS\n");
 280       while (video_out_drivers[i]) {
 281         const vo_info_t *info = video_out_drivers[i++]->info;
 282         mp_msg(MSGT_GLOBAL, MSGL_INFO,"\t%s\t%s\n", info->short_name, info->name);
 283       }
 284       mp_msg(MSGT_GLOBAL, MSGL_INFO,"\n");
 285 }
 286
 287 const vo_functions_t* init_best_video_out(char** vo_list){
 288     int i;
 289     // first try the preferred drivers, with their optional subdevice param:
 290     if(vo_list && vo_list[0])
 291       while(vo_list[0][0]){
 292         char* vo=strdup(vo_list[0]);
 293         vo_subdevice=strchr(vo,':');
 294         if (!strcmp(vo, "pgm"))
 295             mp_msg(MSGT_CPLAYER, MSGL_ERR, MSGTR_VO_PGM_HasBeenReplaced);
 296         if (!strcmp(vo, "md5"))
 297             mp_msg(MSGT_CPLAYER, MSGL_ERR, MSGTR_VO_MD5_HasBeenReplaced);
 298         if(vo_subdevice){
 299             vo_subdevice[0]=0;
 300             ++vo_subdevice;
 301         }
 302         for(i=0;video_out_drivers[i];i++){
 303             const vo_functions_t* video_driver=video_out_drivers[i];
 304             const vo_info_t *info = video_driver->info;
 305             if(!strcmp(info->short_name,vo)){
 306                 // name matches, try it
 307                 if(!video_driver->preinit(vo_subdevice))
 308                 {
 309                     free(vo);
 310                     return video_driver; // success!
 311                 }
 312             }
 313         }
 314         // continue...
 315         free(vo);
 316         ++vo_list;
 317         if(!(vo_list[0])) return NULL; // do NOT fallback to others
 318       }
 319     // now try the rest...
 320     vo_subdevice=NULL;
 321     for(i=0;video_out_drivers[i];i++){
 322         const vo_functions_t* video_driver=video_out_drivers[i];
 323         if(!video_driver->preinit(vo_subdevice))
 324             return video_driver; // success!
 325     }
 326     return NULL;
 327 }
 328
 329 int config_video_out(const vo_functions_t *vo, uint32_t width, uint32_t height,
 330                      uint32_t d_width, uint32_t d_height, uint32_t flags,
 331                      char *title, uint32_t format) {
 332   panscan_init();
 333   aspect_save_orig(width,height);
 334   aspect_save_prescale(d_width,d_height);
 335
 336   if (vo->control(VOCTRL_UPDATE_SCREENINFO, NULL) == VO_TRUE) {
 337   aspect(&d_width,&d_height,A_NOZOOM);
 338   vo_dx = (int)(vo_screenwidth - d_width) / 2;
 339   vo_dy = (int)(vo_screenheight - d_height) / 2;
 340   geometry(&vo_dx, &vo_dy, &d_width, &d_height,
 341            vo_screenwidth, vo_screenheight);
 342   vo_dx += xinerama_x;
 343   vo_dy += xinerama_y;
 344   vo_dwidth = d_width;
 345   vo_dheight = d_height;
 346   }
 347
 348   return vo->config(width, height, d_width, d_height, flags, title, format);
 349 }
 350
 351 /**
 352  * \brief lookup an integer in a table, table must have 0 as the last key
 353  * \param key key to search for
 354  * \result translation corresponding to key or "to" value of last mapping
 355  *         if not found.
 356  */
 357 int lookup_keymap_table(const struct keymap *map, int key) {
 358   while (map->from && map->from != key) map++;
 359   return map->to;
 360 }
 361
 362 /**
 363  * \brief helper function for the kind of panscan-scaling that needs a source
 364  *        and destination rectangle like Direct3D and VDPAU
 365  */
 366 static void src_dst_split_scaling(int src_size, int dst_size, int scaled_src_size,
 367                                   int *src_start, int *src_end, int *dst_start, int *dst_end) {
 368   if (scaled_src_size > dst_size) {
 369     int border = src_size * (scaled_src_size - dst_size) / scaled_src_size;
 370     // round to a multiple of 2, this is at least needed for vo_direct3d and ATI cards
 371     border = (border / 2 + 1) & ~1;
 372     *src_start = border;
 373     *src_end   = src_size - border;
 374     *dst_start = 0;
 375     *dst_end   = dst_size;
 376   } else {
 377     *src_start = 0;
 378     *src_end   = src_size;
 379     *dst_start = (dst_size - scaled_src_size) / 2;
 380     *dst_end   = *dst_start + scaled_src_size;
 381   }
 382 }
 383
 384 /**
 385  * Calculate the appropriate source and destination rectangle to
 386  * get a correctly scaled picture, including pan-scan.
 387  * Can be extended to take future cropping support into account.
 388  *
 389  * \param crop specifies the cropping border size in the left, right, top and bottom members, may be NULL
 390  * \param borders the border values as e.g. EOSD (ASS) and properly placed DVD highlight support requires,
 391  *                may be NULL and only left and top are currently valid.
 392  */
 393 void calc_src_dst_rects(int src_width, int src_height, struct vo_rect *src, struct vo_rect *dst,
 394                         struct vo_rect *borders, const struct vo_rect *crop) {
 395   static const struct vo_rect no_crop = {0, 0, 0, 0, 0, 0};
 396   int scaled_width  = 0;
 397   int scaled_height = 0;
 398   if (!crop) crop = &no_crop;
 399   src_width  -= crop->left + crop->right;
 400   src_height -= crop->top  + crop->bottom;
 401   if (src_width  < 2) src_width  = 2;
 402   if (src_height < 2) src_height = 2;
 403   dst->left = 0; dst->right  = vo_dwidth;
 404   dst->top  = 0; dst->bottom = vo_dheight;
 405   src->left = 0; src->right  = src_width;
 406   src->top  = 0; src->bottom = src_height;
 407   if (borders) {
 408     borders->left = 0; borders->top = 0;
 409   }
 410   if (vo_fs) {
 411     aspect(&scaled_width, &scaled_height, A_ZOOM);
 412     panscan_calc();
 413     scaled_width  += vo_panscan_x;
 414     scaled_height += vo_panscan_y;
 415     if (borders) {
 416       borders->left = (vo_dwidth  - scaled_width ) / 2;
 417       borders->top  = (vo_dheight - scaled_height) / 2;
 418     }
 419     src_dst_split_scaling(src_width, vo_dwidth, scaled_width,
 420                           &src->left, &src->right, &dst->left, &dst->right);
 421     src_dst_split_scaling(src_height, vo_dheight, scaled_height,
 422                           &src->top, &src->bottom, &dst->top, &dst->bottom);
 423   }
 424   src->left += crop->left; src->right  += crop->left;
 425   src->top  += crop->top;  src->bottom += crop->top;
 426   src->width  = src->right  - src->left;
 427   src->height = src->bottom - src->top;
 428   dst->width  = dst->right  - dst->left;
 429   dst->height = dst->bottom - dst->top;
 430 }
 431
 432 #if defined(CONFIG_FBDEV) || defined(CONFIG_VESA)
 433 /* Borrowed from vo_fbdev.c
 434 Monitor ranges related functions*/
 435
 436 char *monitor_hfreq_str = NULL;
 437 char *monitor_vfreq_str = NULL;
 438 char *monitor_dotclock_str = NULL;
 439
 440 float range_max(range_t *r)
 441 {
 442 float max = 0;
 443
 444         for (/* NOTHING */; (r->min != -1 && r->max != -1); r++)
 445                 if (max < r->max) max = r->max;
 446         return max;
 447 }
 448
 449
 450 int in_range(range_t *r, float f)
 451 {
 452         for (/* NOTHING */; (r->min != -1 && r->max != -1); r++)
 453                 if (f >= r->min && f <= r->max)
 454                         return 1;
 455         return 0;
 456 }
 457
 458 range_t *str2range(char *s)
 459 {
 460         float tmp_min, tmp_max;
 461         char *endptr = s;       // to start the loop
 462         range_t *r = NULL;
 463         int i;
 464
 465         if (!s)
 466                 return NULL;
 467         for (i = 0; *endptr; i++) {
 468                 if (*s == ',')
 469                         goto out_err;
 470                 if (!(r = (range_t *) realloc(r, sizeof(*r) * (i + 2)))) {
 471                         mp_msg(MSGT_GLOBAL, MSGL_WARN,"can't realloc 'r'\n");
 472                         return NULL;
 473                 }
 474                 tmp_min = strtod(s, &endptr);
 475                 if (*endptr == 'k' || *endptr == 'K') {
 476                         tmp_min *= 1000.0;
 477                         endptr++;
 478                 } else if (*endptr == 'm' || *endptr == 'M') {
 479                         tmp_min *= 1000000.0;
 480                         endptr++;
 481                 }
 482                 if (*endptr == '-') {
 483                         tmp_max = strtod(endptr + 1, &endptr);
 484                         if (*endptr == 'k' || *endptr == 'K') {
 485                                 tmp_max *= 1000.0;
 486                                 endptr++;
 487                         } else if (*endptr == 'm' || *endptr == 'M') {
 488                                 tmp_max *= 1000000.0;
 489                                 endptr++;
 490                         }
 491                         if (*endptr != ',' && *endptr)
 492                                 goto out_err;
 493                 } else if (*endptr == ',' || !*endptr) {
 494                         tmp_max = tmp_min;
 495                 } else
 496                         goto out_err;
 497                 r[i].min = tmp_min;
 498                 r[i].max = tmp_max;
 499                 if (r[i].min < 0 || r[i].max < 0)
 500                         goto out_err;
 501                 s = endptr + 1;
 502         }
 503         r[i].min = r[i].max = -1;
 504         return r;
 505 out_err:
 506         if (r)
 507                 free(r);
 508         return NULL;
 509 }
 510
 511 /* Borrowed from vo_fbdev.c END */
 512 #endif
 513