aboutsummaryrefslogtreecommitdiffhomepage
path: root/libvo/vo_dfbmga.c
blob: c4f818ba22fd326cee662d3ba8d2511427929f75 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
/*
   MPlayer video driver for DirectFB / Matrox G200/G400/G450/G550

   Copyright (C) 2002,2003 Ville Syrjala <syrjala@sci.fi>

   Originally based on vo_directfb.c by
   Jiri Svoboda <Jiri.Svoboda@seznam.cz>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the
   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
*/

/* directfb includes */
#include <directfb.h>

/* other things */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "config.h"
#include "video_out.h"
#include "video_out_internal.h"
#include "fastmemcpy.h"
#include "sub.h"
#include "mp_msg.h"
#include "aspect.h"

static vo_info_t info = {
     "DirectFB / Matrox G200/G400/G450/G550",
     "dfbmga",
     "Ville Syrjala <syrjala@sci.fi>",
     ""
};

LIBVO_EXTERN(dfbmga)

extern int verbose;

/******************************
*	   directfb 	      *
******************************/

/*
 * (Globals)
 */
static IDirectFB *dfb;

static IDirectFBDisplayLayer *bes;
static IDirectFBDisplayLayer *crtc2;
static IDirectFBDisplayLayer *spic;

static int num_bufs;
static int current_buf;
static int current_ip_buf;
static IDirectFBSurface *bufs[3];

static IDirectFBSurface *frame;
static IDirectFBSurface *besframe;
static IDirectFBSurface *c2frame;
static IDirectFBSurface *subframe;

static DFBSurfacePixelFormat frame_format;
static DFBSurfacePixelFormat subframe_format;

static DFBRectangle besrect;
static DFBRectangle c2rect;
static DFBRectangle *subrect;

static IDirectFBInputDevice  *keyboard;
static IDirectFBEventBuffer  *buffer;

static int blit_done;
static int stretch;

static int use_bes;
static int use_crtc2;
static int use_spic;
static int use_input;
static int field_parity;
static int flipping;
static DFBDisplayLayerBufferMode buffermode;
static int tvnorm;

static int osd_changed;
static int osd_dirty;
static int osd_current;
static int osd_max;

static int is_g200 = 0;

/******************************
*	    vo_dfbmga         *
******************************/

#if DIRECTFBVERSION < 918
 #define DSPF_ALUT44 DSPF_LUT8
 #define DLBM_TRIPLE ~0
 #define DSFLIP_ONSYNC 0
#endif

#if DIRECTFBVERSION < 916
 #define DSPF_ARGB1555 DSPF_RGB15
#endif

/* command line/config file options */
#ifdef HAVE_FBDEV
 extern char *fb_dev_name;
#else
 char *fb_dev_name;
#endif

static uint32_t in_width;
static uint32_t in_height;
static uint32_t screen_width;
static uint32_t screen_height;
static uint32_t sub_width;
static uint32_t sub_height;

static char *
pixelformat_name( DFBSurfacePixelFormat format )
{
     switch(format) {
     case DSPF_ARGB:
          return "ARGB";
     case DSPF_RGB32:
          return "RGB32";
     case DSPF_RGB24:
	  return "RGB24";
     case DSPF_RGB16:
	  return "RGB16";
     case DSPF_ARGB1555:
	  return "ARGB1555";
     case DSPF_YUY2:
	  return "YUY2";
     case DSPF_UYVY:
	  return "UYVY";
     case DSPF_YV12:
	  return "YV12";
     case DSPF_I420:
	  return "I420";
     case DSPF_ALUT44:
	  return "ALUT44";
     default:
	  return "Unknown pixel format";
     }
}

static DFBSurfacePixelFormat
imgfmt_to_pixelformat( uint32_t format )
{
     switch (format) {
     case IMGFMT_RGB32:
     case IMGFMT_BGR32:
	  return DSPF_RGB32;
     case IMGFMT_RGB24:
     case IMGFMT_BGR24:
	  return DSPF_RGB24;
     case IMGFMT_RGB16:
     case IMGFMT_BGR16:
	  return DSPF_RGB16;
     case IMGFMT_RGB15:
     case IMGFMT_BGR15:
	  return DSPF_ARGB1555;
     case IMGFMT_YUY2:
	  return DSPF_YUY2;
     case IMGFMT_UYVY:
	  return DSPF_UYVY;
     case IMGFMT_YV12:
	  return DSPF_YV12;
     case IMGFMT_I420:
     case IMGFMT_IYUV:
          return DSPF_I420;
     default:
	  return DSPF_UNKNOWN;
     }
}

struct layer_enum
{
     const char *name;
     IDirectFBDisplayLayer **layer;
     DFBResult res;
};

static DFBEnumerationResult
get_layer_by_name( DFBDisplayLayerID id,
                   DFBDisplayLayerDescription desc,
                   void *data )
{
     struct layer_enum *l = (struct layer_enum *) data;

#if DIRECTFBVERSION > 915
     /* We have desc.name so use it */
     if (!strcmp( l->name, desc.name ))
          if ((l->res = dfb->GetDisplayLayer( dfb, id, l->layer )) == DFB_OK)
               return DFENUM_CANCEL;
#else
     /* Fake it according to id */
     if ((id == 0 && !strcmp( l->name, "FBDev Primary Layer" )) ||
         (id == 1 && !strcmp( l->name, "Matrox Backend Scaler" )) ||
         (id == 2 && !strcmp( l->name, "Matrox CRTC2" )) ||
         (id == 3 && !strcmp( l->name, "Matrox CRTC2 Sub-Picture" )))
          if ((l->res = dfb->GetDisplayLayer( dfb, id, l->layer )) == DFB_OK)
               return DFENUM_CANCEL;
#endif

     return DFENUM_OK;
}

static uint32_t
preinit( const char *arg )
{
     DFBResult res;

     bes = NULL;
     crtc2 = NULL;
     keyboard = NULL;
     buffer = NULL;

     /* Some defaults */
     use_bes = 0;
     use_crtc2 = 1;
     use_spic = 1;
     field_parity = -1;
#if DIRECTFBVERSION > 917
     buffermode = DLBM_TRIPLE;
     osd_max = 4;
#else
     buffermode = DLBM_BACKVIDEO;
     osd_max = 2;
#endif
     flipping = 1;
     tvnorm = -1;

     use_input = !getenv( "DISPLAY" );

     if (vo_subdevice) {
          int show_help = 0;
          int opt_no = 0;
          while (*vo_subdevice != '\0') {
               if (!strncmp(vo_subdevice, "bes", 3)) {
                    use_bes = !opt_no;
                    vo_subdevice += 3;
                    opt_no = 0;
               } else if (!strncmp(vo_subdevice, "crtc2", 5)) {
                    use_crtc2 = !opt_no;
                    vo_subdevice += 5;
                    opt_no = 0;
               } else if (!strncmp(vo_subdevice, "spic", 4)) {
                    use_spic = !opt_no;
                    vo_subdevice += 4;
                    opt_no = 0;
               } else if (!strncmp(vo_subdevice, "input", 5)) {
                    use_input = !opt_no;
                    vo_subdevice += 5;
                    opt_no = 0;
               } else if (!strncmp(vo_subdevice, "buffermode=", 11)) {
                    if (opt_no) {
                         show_help = 1;
                         break;
                    }
                    vo_subdevice += 11;
                    if (!strncmp(vo_subdevice, "single", 6)) {
                         buffermode = DLBM_FRONTONLY;
                         osd_max = 1;
                         flipping = 0;
                         vo_subdevice += 6;
                    } else if (!strncmp(vo_subdevice, "double", 6)) {
                         buffermode = DLBM_BACKVIDEO;
                         osd_max = 2;
                         flipping = 1;
                         vo_subdevice += 6;
                    } else if (!strncmp(vo_subdevice, "triple", 6)) {
                         buffermode = DLBM_TRIPLE;
                         osd_max = 4;
                         flipping = 1;
                         vo_subdevice += 6;
                    } else {
                         show_help = 1;
                         break;
                    }
                    opt_no = 0;
               } else if (!strncmp(vo_subdevice, "fieldparity=", 12)) {
                    if (opt_no) {
                         show_help = 1;
                         break;
                    }
                    vo_subdevice += 12;
                    if (!strncmp(vo_subdevice, "top", 3)) {
                         field_parity = 0;
                         vo_subdevice += 3;
                    } else if (!strncmp(vo_subdevice, "bottom", 6)) {
                         field_parity = 1;
                         vo_subdevice += 6;
                    } else {
                         show_help = 1;
                         break;
                    }
                    opt_no = 0;
               } else if (!strncmp(vo_subdevice, "tvnorm=", 7)) {
                    if (opt_no) {
                         show_help = 1;
                         break;
                    }
                    vo_subdevice += 7;
                    if (!strncmp(vo_subdevice, "pal", 3)) {
                         tvnorm = 0;
                         vo_subdevice += 3;
                    } else if (!strncmp(vo_subdevice, "ntsc" , 4)) {
                         tvnorm = 1;
                         vo_subdevice += 4;
                    } else if (!strncmp(vo_subdevice, "auto" , 4)) {
                         tvnorm = 2;
                         vo_subdevice += 4;
                    } else {
                         show_help = 1;
                         break;
                    }
                    opt_no = 0;
               } else if (!strncmp(vo_subdevice, "no", 2)) {
                    if (opt_no) {
                         show_help = 1;
                         break;
                    }
                    vo_subdevice += 2;
                    opt_no = 1;
               } else if (*vo_subdevice == ':') {
                    if (opt_no) {
                         show_help = 1;
                         break;
                    }
                    vo_subdevice++;
                    opt_no = 0;
               } else {
                    show_help = 1;
                    break;
               }
               }
          if (show_help) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "\nvo_dfbmga command line help:\n"
                       "Example: mplayer -vo dfbmga:nocrtc2:bes:buffermode=single\n"
                       "\nOptions (use 'no' prefix to disable):\n"
                       "  bes    Use Backend Scaler\n"
                       "  crtc2  Use CRTC2\n"
                       "  spic   Use hardware sub-picture for OSD\n"
                       "  input  Use DirectFB for keyboard input\n"
                       "\nOther options:\n"
                       "  buffermode=(single|double|triple)\n"
                       "    single   Use single buffering\n"
                       "    double   Use double buffering\n"
                       "    triple   Use triple buffering\n"
                       "  fieldparity=(top|bottom)\n"
                       "    top      Top field first\n"
                       "    bottom   Bottom field first\n"
                       "  tvnorm=(pal|ntsc|auto)\n"
                       "    pal      Force PAL\n"
                       "    ntsc     Force NTSC\n"
                       "    auto     Select according to FPS\n"
                       "\n" );
               return -1;
          }
     }
     if (!use_bes && !use_crtc2) {
	  mp_msg( MSGT_VO, MSGL_ERR, "vo_dfbmga: No output selected\n" );
          return -1;
     }

          if ((res = DirectFBInit( NULL, NULL )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: DirectFBInit() failed - %s\n",
                       DirectFBErrorString( res ) );
               return -1;
          }

          if (!fb_dev_name && !(fb_dev_name = getenv( "FRAMEBUFFER" )))
               fb_dev_name = "/dev/fb0";
          DirectFBSetOption( "fbdev", fb_dev_name );
          DirectFBSetOption( "no-cursor", "" );
          DirectFBSetOption( "bg-color", "00000000" );

          switch (tvnorm) {
          case 0:
               DirectFBSetOption( "matrox-tv-standard", "pal" );
               mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: Forced TV standard to PAL\n" );
               break;
          case 1:
               DirectFBSetOption( "matrox-tv-standard", "ntsc" );
               mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: Forced TV standard to NTSC\n" );
               break;
          case 2:
               if (vo_fps > 27) {
                    DirectFBSetOption( "matrox-tv-standard", "ntsc" );
                    mp_msg( MSGT_VO, MSGL_INFO,
                            "vo_dfbmga: Selected TV standard based upon FPS: NTSC\n" );
               } else {
                    DirectFBSetOption( "matrox-tv-standard", "pal" );
                    mp_msg( MSGT_VO, MSGL_INFO,
                            "vo_dfbmga: Selected TV standard based upon FPS: PAL\n" );
               }
               break;
          }

          if ((res = DirectFBCreate( &dfb )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: DirectFBCreate() failed - %s\n",
                       DirectFBErrorString( res ) );
               return -1;
          }

     if (use_bes) {
          DFBDisplayLayerConfig      dlc;
          DFBDisplayLayerConfigFlags failed;
          struct layer_enum l = {
               "Matrox Backend Scaler",
               &bes,
               DFB_UNSUPPORTED
          };

          dfb->EnumDisplayLayers( dfb, get_layer_by_name, &l );
          if (l.res != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR, "Can't get BES layer - %s\n",
                       DirectFBErrorString( l.res ) );
               return -1;
          }
          if ((res = bes->SetCooperativeLevel( bes, DLSCL_EXCLUSIVE )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR, "Can't get exclusive access to BES - %s\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          dlc.flags = DLCONF_PIXELFORMAT;
          dlc.pixelformat = DSPF_RGB16;
          if (bes->TestConfiguration( bes, &dlc, &failed ) != DFB_OK) {
               is_g200 = 1;
               use_crtc2 = 0;
          }
          bes->SetOpacity( bes, 0 );
     }

     if (use_crtc2) {
          struct layer_enum l = {
#if DIRECTFBVERSION > 920
               "Matrox CRTC2 Layer",
#else
               "Matrox CRTC2",
#endif
               &crtc2,
               DFB_UNSUPPORTED
          };

          dfb->EnumDisplayLayers( dfb, get_layer_by_name, &l );
          if (l.res != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR, "Can't get CRTC2 layer - %s\n",
                       DirectFBErrorString( l.res ) );
               return -1;
          }
          if ((res = crtc2->SetCooperativeLevel( crtc2, DLSCL_EXCLUSIVE )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR, "Can't get exclusive access to CRTC2 - %s\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          crtc2->SetOpacity( crtc2, 0 );
     }

     if (use_input) {
          if ((res = dfb->GetInputDevice( dfb, DIDID_KEYBOARD, &keyboard )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: Can't get keyboard - %s\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          keyboard->CreateEventBuffer( keyboard, &buffer );
          buffer->Reset( buffer );
     }

     return 0;
}

static uint32_t
config( uint32_t width, uint32_t height,
        uint32_t d_width, uint32_t d_height,
        uint32_t fullscreen,
        char *title,
	uint32_t format )
{
     DFBResult res;

     DFBDisplayLayerConfig      dlc;
     DFBDisplayLayerConfigFlags failed;

     uint32_t out_width;
     uint32_t out_height;

     besframe = NULL;
     c2frame = NULL;
     spic = NULL;
     subframe = NULL;
     bufs[0] = bufs[1] = bufs[2] = NULL;
     
     in_width  = width;
     in_height = height;

     aspect_save_orig(width, height);
     aspect_save_prescale(d_width, d_height);

     dlc.pixelformat   = imgfmt_to_pixelformat( format );

     {
          /* Draw to a temporary surface */
          DFBSurfaceDescription dsc;

          dsc.flags       = DSDESC_WIDTH | DSDESC_HEIGHT |
                            DSDESC_PIXELFORMAT;
          dsc.width       = in_width;
          dsc.height      = in_height;
          dsc.pixelformat = dlc.pixelformat;

          /* Don't waste video memory since we don't need direct stretchblit */
          if (use_bes) {
               dsc.flags |= DSDESC_CAPS;
               dsc.caps   = DSCAPS_SYSTEMONLY;
          }

          for (num_bufs = 0; num_bufs < 3; num_bufs++) {
               if ((res = dfb->CreateSurface( dfb, &dsc, &bufs[num_bufs] )) != DFB_OK) {
                    if (num_bufs == 0) {
                         mp_msg( MSGT_VO, MSGL_ERR,
                                 "vo_dfbmga: Can't create surfaces - %s!\n",
                                 DirectFBErrorString( res ) );
                         return -1;
                    }
                    break;
               }
          }
          frame = bufs[0];
          current_buf = 0;
          current_ip_buf = 0;
     }
     frame->GetPixelFormat( frame, &frame_format );
     mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: Video surface %dx%d %s\n",
             in_width, in_height,
             pixelformat_name( frame_format ) );


     /*
      * BES
      */
     if (use_bes) {
          IDirectFBDisplayLayer *primary;
          DFBDisplayLayerConfig pdlc;
          struct layer_enum l = {
               "FBDev Primary Layer",
               &primary,
               DFB_UNSUPPORTED
          };
          dfb->EnumDisplayLayers( dfb, get_layer_by_name, &l );
          if (l.res != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR, "vo_dfbmga: Can't get primary layer - %s\n",
                       DirectFBErrorString( l.res ) );
               return -1;
          }
          if ((res = primary->GetConfiguration( primary, &pdlc )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: Can't get primary layer configuration - %s!\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          primary->Release( primary );

          aspect_save_screenres( pdlc.width, pdlc.height );
          aspect( &out_width, &out_height, A_ZOOM );
          besrect.x = (pdlc.width - out_width) * in_width / pdlc.width / 2;
          besrect.y = (pdlc.height - out_height) * in_height / pdlc.height / 2;
          besrect.w = in_width;
          besrect.h = in_height;

          dlc.flags       = DLCONF_WIDTH | DLCONF_HEIGHT | DLCONF_PIXELFORMAT | DLCONF_BUFFERMODE;
          dlc.width       = besrect.w + besrect.x * 2;
          dlc.height      = besrect.h + besrect.y * 2;

          if (use_crtc2)
               dlc.buffermode = DLBM_FRONTONLY;
          else
               dlc.buffermode = buffermode;

          if ((res = bes->TestConfiguration( bes, &dlc, &failed )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: Invalid BES configuration - %s!\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          if ((res = bes->SetConfiguration( bes, &dlc )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: BES configuration failed - %s!\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          bes->GetSurface( bes, &besframe );
          besframe->SetBlittingFlags( besframe, DSBLIT_NOFX );

          bes->SetScreenLocation( bes, 0.0, 0.0, 1.0, 1.0 );

          besframe->Clear( besframe, 0, 0, 0, 0xff );
          besframe->Flip( besframe, NULL, 0 );
          besframe->Clear( besframe, 0, 0, 0, 0xff );
          besframe->Flip( besframe, NULL, 0 );
          besframe->Clear( besframe, 0, 0, 0, 0xff );

          mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: BES using %s buffering\n",
                  dlc.buffermode == DLBM_TRIPLE ? "triple" :
                  dlc.buffermode == DLBM_BACKVIDEO ? "double" : "single" );
          mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: BES surface %dx%d %s\n", dlc.width, dlc.height, pixelformat_name( dlc.pixelformat ) );
     }

     /*
      * CRTC2
      */
     if (use_crtc2) {
          dlc.flags      = DLCONF_PIXELFORMAT | DLCONF_BUFFERMODE | DLCONF_OPTIONS;
          dlc.buffermode = buffermode;
          dlc.options    = DLOP_FLICKER_FILTERING;

#if DIRECTFBVERSION > 916
          if (field_parity != -1) {
               dlc.options |= DLOP_FIELD_PARITY;
          }
#endif
          mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: Field parity set to: ");
          switch (field_parity) {
          case -1:
               mp_msg( MSGT_VO, MSGL_INFO, "Don't care\n");
               break;
          case 0:
               mp_msg( MSGT_VO, MSGL_INFO, "Top field first\n");
               break;
          case 1:
               mp_msg( MSGT_VO, MSGL_INFO, "Bottom field first\n");
               break;
          }

          switch (dlc.pixelformat) {
          case DSPF_I420:
          case DSPF_YV12:
               /* sub-picture supported */
               break;

          case DSPF_YUY2:
          case DSPF_UYVY:
               /* Blit to YUY2/UYVY not supported */
               dlc.pixelformat = DSPF_ARGB;

               /* fall through */
          default:
               /* sub-picture not supported */
               use_spic = 0;
          }

          if ((res = crtc2->TestConfiguration( crtc2, &dlc, &failed )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: Invalid CRTC2 configuration - %s!\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          if ((res = crtc2->SetConfiguration( crtc2, &dlc )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: CRTC2 configuration failed - %s!\n",
                       DirectFBErrorString( res ) );
               return -1;
          }

#if DIRECTFBVERSION > 916
          if (field_parity != -1)
               crtc2->SetFieldParity( crtc2, field_parity );
#endif

          crtc2->GetSurface( crtc2, &c2frame );
          c2frame->SetBlittingFlags( c2frame, DSBLIT_NOFX );
          c2frame->SetColor( c2frame, 0, 0, 0, 0xff );

          c2frame->GetSize( c2frame, &screen_width, &screen_height );

          /* Don't stretch only slightly smaller videos */
          if ((in_width > (0.95 * screen_width)) &&
              (in_width < screen_width))
               out_width = in_width;
          else
               out_width = screen_width;
          if ((in_height > (0.95 * screen_height)) &&
              (in_height < screen_height))
               out_height = in_height;
          else
               out_height = screen_height;

          aspect_save_screenres( out_width, out_height );
          aspect( &out_width, &out_height, (fullscreen & 0x01) ? A_ZOOM : A_NOZOOM );

          if (in_width != out_width ||
              in_height != out_height)
               stretch = 1;
          else
               stretch = 0;

          c2rect.x = (screen_width  - out_width)  / 2;
          c2rect.y = (screen_height - out_height) / 2;
          c2rect.w = out_width;
          c2rect.h = out_height;

          c2frame->Clear( c2frame, 0, 0, 0, 0xff );
          c2frame->Flip( c2frame, NULL, 0 );
          c2frame->Clear( c2frame, 0, 0, 0, 0xff );
          c2frame->Flip( c2frame, NULL, 0 );
          c2frame->Clear( c2frame, 0, 0, 0, 0xff );

          mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: CRTC2 using %s buffering\n",
                  dlc.buffermode == DLBM_TRIPLE ? "triple" :
                  dlc.buffermode == DLBM_BACKVIDEO ? "double" : "single" );
          mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: CRTC2 surface %dx%d %s\n", screen_width, screen_height, pixelformat_name( dlc.pixelformat ) );
     } else {
          use_spic      = 0;
     }

     /*
      * Sub-picture
      */
     if (use_spic) {
          /* Draw OSD to sub-picture surface */
          IDirectFBPalette *palette;
          DFBColor          color;
          int               i;
          struct layer_enum l = {
               "Matrox CRTC2 Sub-Picture",
               &spic,
               DFB_UNSUPPORTED
          };
          dfb->EnumDisplayLayers( dfb, get_layer_by_name, &l );
          if (l.res != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR, "vo_dfbmga: Can't get sub-picture layer - %s\n",
                       DirectFBErrorString( l.res ) );
               return -1;
          }
          if ((res = spic->SetCooperativeLevel( spic, DLSCL_EXCLUSIVE )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR, "Can't get exclusive access to sub-picture - %s\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          spic->SetOpacity( spic, 0 );

          dlc.flags       = DLCONF_PIXELFORMAT | DLCONF_BUFFERMODE;
          dlc.pixelformat = DSPF_ALUT44;
          dlc.buffermode  = buffermode;

#if DIRECTFBVERSION > 916
          dlc.flags      |= DLCONF_OPTIONS;
          dlc.options     = DLOP_ALPHACHANNEL;
#endif
          if ((res = spic->TestConfiguration( spic, &dlc, &failed )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: Invalid sub-picture configuration - %s!\n",
                       DirectFBErrorString( res ) );
               return -1;
          }
          if ((res = spic->SetConfiguration( spic, &dlc )) != DFB_OK) {
               mp_msg( MSGT_VO, MSGL_ERR,
                       "vo_dfbmga: Sub-picture configuration failed - %s!\n",
                       DirectFBErrorString( res ) );
               return -1;
          }

          spic->GetSurface( spic, &subframe );

          subframe->GetPalette( subframe, &palette );
          color.a = 0xff;
          for (i = 0; i < 16; i++) {
               color.r = i * 17;
               color.g = i * 17;
               color.b = i * 17;
               palette->SetEntries( palette, &color, 1, i );
          }
          palette->Release( palette );

          subframe->Clear( subframe, 0, 0, 0, 0 );
          subframe->Flip( subframe, NULL, 0 );
          subframe->Clear( subframe, 0, 0, 0, 0 );
          subframe->Flip( subframe, NULL, 0 );
          subframe->Clear( subframe, 0, 0, 0, 0 );

          mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: Sub-picture layer using %s buffering\n",
                  dlc.buffermode == DLBM_TRIPLE ? "triple" :
                  dlc.buffermode == DLBM_BACKVIDEO ? "double" : "single" );
     } else if (use_crtc2) {
          /* Draw OSD to CRTC2 surface */
          subframe = c2frame;
          subrect = &c2rect;
     } else {
          /* Draw OSD to BES surface */
          subframe = besframe;
          subrect = &besrect;
     }

     subframe->GetSize( subframe, &sub_width, &sub_height );
     subframe->GetPixelFormat( subframe, &subframe_format );
     mp_msg( MSGT_VO, MSGL_INFO, "vo_dfbmga: Sub-picture surface %dx%d %s (%s)\n",
             sub_width, sub_height,
             pixelformat_name( subframe_format ),
             use_crtc2 ? (use_spic ? "Sub-picture layer" : "CRTC2") : "BES" );

     /* Display all needed layers */
     if (use_bes)
          bes->SetOpacity( bes, 0xFF );
     if (use_crtc2)
          crtc2->SetOpacity( crtc2, 0xFF );
     if (use_spic)
          spic->SetOpacity( spic, 0xFF );

     osd_dirty = 0;
     osd_current = 1;
     blit_done = 0;

     return 0;
}

static uint32_t
query_format( uint32_t format )
{
     switch (format) {
          case IMGFMT_RGB32:
          case IMGFMT_BGR32:
          case IMGFMT_RGB24:
          case IMGFMT_BGR24:
          case IMGFMT_RGB16:
          case IMGFMT_BGR16:
          case IMGFMT_RGB15:
          case IMGFMT_BGR15:
          case IMGFMT_UYVY:
          case IMGFMT_YV12:
          case IMGFMT_I420:
          case IMGFMT_IYUV:
               if (is_g200)
                    return 0;
          case IMGFMT_YUY2:
               return (VFCAP_HWSCALE_UP |
                       VFCAP_HWSCALE_DOWN |
                       VFCAP_CSP_SUPPORTED_BY_HW |
                       VFCAP_CSP_SUPPORTED |
                       VFCAP_OSD);
     }

     return 0;
}

static void
vo_draw_alpha_alut44( int w, int h,
                    unsigned char* src,
                    unsigned char *srca,
                    int srcstride,
                    unsigned char* dst,
                    int dststride )
{
     int x;

     while (h--) {
          for (x = 0; x < w; x++) {
               if (srca[x])
                    dst[x] = ((255 - srca[x]) & 0xF0) | (src[x] >> 4);
          }
          src  += srcstride;
          srca += srcstride;
          dst  += dststride;
     }
}

static void
clear_alpha( int x0, int y0,
             int w, int h )
{
     if (use_spic && !flipping && vo_osd_changed)
          subframe->FillRectangle( subframe, x0, y0, w, h );
}

static void
draw_alpha( int x0, int y0,
            int w, int h,
            unsigned char *src,
	    unsigned char *srca,
            int stride )
{
     void *dst;
     int pitch;

     if (use_spic) {
          if (!osd_changed || (!flipping && !vo_osd_changed))
               return;
          osd_dirty |= osd_current;
     } else {
          if (x0 < subrect->x ||
              y0 < subrect->y ||
              x0 + w > subrect->x + subrect->w ||
              y0 + h > subrect->y + subrect->h)
               osd_dirty |= osd_current;
     }

     if (subframe->Lock( subframe, DSLF_READ | DSLF_WRITE, &dst, &pitch ) != DFB_OK)
          return;

     switch (subframe_format) {
     case DSPF_ALUT44:
          vo_draw_alpha_alut44( w, h, src, srca, stride,
                                ((uint8_t *) dst) + pitch * y0 + x0,
                              pitch );
          break;
     case DSPF_RGB32:
     case DSPF_ARGB:
	  vo_draw_alpha_rgb32( w, h, src, srca, stride,
			       (( uint8_t *) dst) + pitch * y0 + 4 * x0,
                               pitch );
	  break;
     case DSPF_RGB24:
	  vo_draw_alpha_rgb24( w, h, src, srca, stride,
			       ((uint8_t *) dst) + pitch * y0 + 3 * x0,
                               pitch );
	  break;
     case DSPF_RGB16:
	  vo_draw_alpha_rgb16( w, h, src, srca, stride,
			       ((uint8_t *) dst) + pitch * y0 + 2 * x0,
                               pitch );
	  break;
     case DSPF_ARGB1555:
	  vo_draw_alpha_rgb15( w, h, src, srca, stride,
			       ((uint8_t *) dst) + pitch * y0 + 2 * x0,
                               pitch );
	  break;
     case DSPF_YUY2:
	  vo_draw_alpha_yuy2( w, h, src, srca, stride,
			      ((uint8_t *) dst) + pitch * y0 + 2 * x0,
                              pitch );
	  break;
     case DSPF_UYVY:
	  vo_draw_alpha_yuy2( w, h, src, srca, stride,
			      ((uint8_t *) dst) + pitch * y0 + 2 * x0 + 1,
                              pitch );
	  break;
     case DSPF_I420:
     case DSPF_YV12:
	  vo_draw_alpha_yv12( w, h, src, srca, stride,
			      ((uint8_t *) dst) + pitch * y0 + x0,
                              pitch );
	  break;
     }

     subframe->Unlock( subframe );
}

static uint32_t
draw_frame( uint8_t * src[] )
{
     return -1;
}

static uint32_t
draw_slice( uint8_t * src[], int stride[], int w, int h, int x, int y )
{
     void *dst;
     int pitch;

     if (frame->Lock( frame, DSLF_WRITE, &dst, &pitch ) != DFB_OK)
          return VO_FALSE;

     memcpy_pic( dst + pitch * y + x, src[0],
                 w, h, pitch, stride[0] );

     dst += pitch * in_height;

     x /= 2; y /= 2;
     w /= 2; h /= 2;
     pitch /= 2;

     if (frame_format == DSPF_I420 )
          memcpy_pic( dst + pitch * y + x, src[1],
                      w, h, pitch, stride[1] );
     else 
          memcpy_pic( dst + pitch * y + x, src[2],
                      w, h, pitch, stride[2] );

     dst += pitch * in_height / 2;

     if (frame_format == DSPF_I420 )
          memcpy_pic( dst + pitch * y + x, src[2],
                      w, h, pitch, stride[2] );
     else
          memcpy_pic( dst + pitch * y + x, src[1],
                      w, h, pitch, stride[1] );

     frame->Unlock( frame );

     return VO_TRUE;
}

static void
blit_to_screen( void )
{
     IDirectFBSurface *blitsrc = frame;
     DFBRectangle *srect = NULL;

     if (use_bes) {
#if DIRECTFBVERSION > 915
          if (vo_vsync && !flipping && !use_crtc2)
               bes->WaitForSync( bes );
#endif

          besframe->Blit( besframe, blitsrc, NULL, besrect.x, besrect.y );
          blitsrc = besframe;
          srect = &besrect;
     }

     if (use_crtc2) {
#if DIRECTFBVERSION > 915
          if (vo_vsync && !flipping)
               crtc2->WaitForSync( crtc2 );
#endif

     if (stretch)
               c2frame->StretchBlit( c2frame, blitsrc, srect, &c2rect );
     else
               c2frame->Blit( c2frame, blitsrc, srect, c2rect.x, c2rect.y );
     }
}

static void
draw_osd( void )
{
     frame = bufs[current_buf];
     frame->Unlock( frame );

     osd_changed = vo_osd_changed( 0 );
     if (osd_dirty & osd_current) {
          if (use_spic) {
               if (flipping)
                    subframe->Clear( subframe, 0, 0, 0, 0 );
          } else {
               /* Clear black bars around the picture */
               subframe->FillRectangle( subframe,
                                        0, 0,
                                        sub_width, subrect->y );
               subframe->FillRectangle( subframe,
                                        0, subrect->y + subrect->h,
                                        sub_width, subrect->y );
               subframe->FillRectangle( subframe,
                                        0, subrect->y,
                                        subrect->x, subrect->h );
               subframe->FillRectangle( subframe,
                                        subrect->x + subrect->w, subrect->y,
                                        subrect->x, subrect->h );
          }
          osd_dirty &= ~osd_current;
     }

          blit_to_screen();
          blit_done = 1;

     vo_remove_text( sub_width, sub_height, clear_alpha );
     vo_draw_text( sub_width, sub_height, draw_alpha );

     if (use_spic && flipping && osd_changed) {
          subframe->Flip( subframe, NULL, 0 );
          osd_current <<= 1;
          if (osd_current > osd_max)
               osd_current = 1;
     }
}

static void
flip_page( void )
{
          if (!blit_done)
               blit_to_screen();

     if (flipping) {
          if (use_crtc2)
               c2frame->Flip( c2frame, NULL, vo_vsync ? DSFLIP_WAITFORSYNC : DSFLIP_ONSYNC );
          else
               besframe->Flip( besframe, NULL, vo_vsync ? DSFLIP_WAITFORSYNC : DSFLIP_ONSYNC );

          if (!use_spic) {
               osd_current <<= 1;
               if (osd_current > osd_max)
                    osd_current = 1;
          }
     }

     blit_done = 0;
     current_buf = 0;
}

static void
uninit( void )
{
     if (buffer)
          buffer->Release( buffer );
     if (keyboard)
          keyboard->Release( keyboard );
     buffer = NULL;
     keyboard = NULL;

     while (num_bufs--) {
          frame = bufs[num_bufs];
          if (frame)
               frame->Release( frame );
          bufs[num_bufs] = NULL;
     }
     if (bes) {
          if (besframe)
               besframe->Release( besframe );
          bes->SetOpacity( bes, 0 );
          bes->Release( bes );
          besframe = NULL;
          bes = NULL;
     }
     if (crtc2) {
          if (c2frame)
               c2frame->Release( c2frame );
          crtc2->SetOpacity( crtc2, 0 );
          crtc2->Release( crtc2 );
          c2frame = NULL;
          crtc2 = NULL;
     }
     if (spic) {
          if (subframe)
               subframe->Release( subframe );
          spic->SetOpacity( spic, 0 );
          spic->Release( spic );
          subframe = NULL;
          spic = NULL;
     }
     if (dfb) {
          dfb->Release( dfb );
          dfb = NULL;
     }
}

static uint32_t
get_image( mp_image_t *mpi )
{
     int buf = current_buf;
     void *dst;
     int pitch;

     if (mpi->flags & MP_IMGFLAG_READABLE &&
         (mpi->type == MP_IMGTYPE_IPB || mpi->type == MP_IMGTYPE_IP)) {
          if (num_bufs < 2)
               return VO_FALSE;

          current_ip_buf ^= 1;

          if (mpi->type == MP_IMGTYPE_IPB && num_bufs < 3 && current_ip_buf)
               return VO_FALSE;

          buf = current_ip_buf;

          if (mpi->type == MP_IMGTYPE_IPB)
               buf++;
     }
     frame = bufs[buf];
     frame->Unlock( frame );

     /* Always use DSLF_READ to preserve system memory copy */
     if (frame->Lock( frame, DSLF_WRITE | DSLF_READ,
                      &dst, &pitch ) != DFB_OK)
          return VO_FALSE;

     if ((mpi->width == pitch) ||
         (mpi->flags & (MP_IMGFLAG_ACCEPT_STRIDE | MP_IMGFLAG_ACCEPT_WIDTH))) {

          mpi->planes[0] = dst;
          mpi->width     = in_width;
          mpi->stride[0] = pitch;

          if (mpi->flags & MP_IMGFLAG_PLANAR) {
               mpi->stride[1] = mpi->stride[2] = pitch / 2;

               if (mpi->flags & MP_IMGFLAG_SWAPPED) {
                    mpi->planes[1] = dst + in_height * pitch;
                    mpi->planes[2] = mpi->planes[1] + in_height * pitch / 4;
               } else {
                    mpi->planes[2] = dst + in_height * pitch;
                    mpi->planes[1] = mpi->planes[2] + in_height * pitch / 4;
               }
          }

          mpi->flags |= MP_IMGFLAG_DIRECT;
          mpi->priv = (void *) buf;
          current_buf = buf;

          return VO_TRUE;
     }

     frame->Unlock( frame );

     return VO_FALSE;
}



static uint32_t
draw_image( mp_image_t *mpi )
{
     if (mpi->flags & MP_IMGFLAG_DIRECT) {
          current_buf = (int) mpi->priv;
          return VO_TRUE;
     }
     if (mpi->flags & MP_IMGFLAG_DRAW_CALLBACK)
          return VO_TRUE;

     if (mpi->flags & MP_IMGFLAG_PLANAR)
          return draw_slice( mpi->planes, mpi->stride,
                             mpi->w, mpi->h, 0, 0 );
     else {
          void *dst;
          int pitch;

          if (frame->Lock( frame, DSLF_WRITE, &dst, &pitch ) != DFB_OK)
               return VO_FALSE;
          memcpy_pic( dst, mpi->planes[0],
                      mpi->w * (mpi->bpp / 8), mpi->h,
                      pitch, mpi->stride[0] );
          frame->Unlock( frame );

          return VO_TRUE;
     }
}

static int
set_equalizer( char *data, int value )
{
     DFBResult res;
     DFBColorAdjustment ca;
     float factor = (float) 0xffff / 200.0;

     ca.flags = DCAF_NONE;

     if (!strcasecmp( data, "brightness" )) {
          ca.flags      |= DCAF_BRIGHTNESS;
          ca.brightness  = value * factor + 0x8000;
     }
     if (!strcasecmp( data, "contrast" )) {
          ca.flags    |= DCAF_CONTRAST;
          ca.contrast  = value * factor + 0x8000;
     }
     if (!strcasecmp( data, "hue" )) {
          ca.flags |= DCAF_HUE;
          ca.hue    = value * factor + 0x8000;
     }
     if (!strcasecmp( data, "saturation" )) {
          ca.flags      |= DCAF_SATURATION;
          ca.saturation  = value * factor + 0x8000;
     }

     /* Prefer CRTC2 over BES */
     if (use_crtc2)
          res = crtc2->SetColorAdjustment( crtc2, &ca );
     else
          res = bes->SetColorAdjustment( bes, &ca );

     if (res != DFB_OK)
          return VO_FALSE;

     return VO_TRUE;
}

static int
get_equalizer( char *data, int *value )
{
     DFBResult res;
     DFBColorAdjustment ca;
     float factor = 200.0 / (float) 0xffff;

     /* Prefer CRTC2 over BES */
     if (use_crtc2)
          res = crtc2->GetColorAdjustment( crtc2, &ca );
     else
          res = bes->GetColorAdjustment( bes, &ca );

     if (res != DFB_OK)
          return VO_FALSE;
     
     if (!strcasecmp( data, "brightness" ) &&
         (ca.flags & DCAF_BRIGHTNESS))
          *value = (ca.brightness - 0x8000) * factor;
     if (!strcasecmp( data, "contrast" ) &&
         (ca.flags & DCAF_CONTRAST))
          *value = (ca.contrast - 0x8000) * factor;
     if (!strcasecmp( data, "hue" ) &&
         (ca.flags & DCAF_HUE))
          *value = (ca.hue - 0x8000) * factor;
     if (!strcasecmp( data, "saturation" ) &&
         (ca.flags & DCAF_SATURATION))
          *value = (ca.saturation - 0x8000) * factor;

     return VO_TRUE;
}

static uint32_t
control( uint32_t request, void *data, ... )
{
     switch (request) {
     case VOCTRL_GUISUPPORT:
     case VOCTRL_GUI_NOWINDOW:
          return VO_TRUE;

     case VOCTRL_QUERY_FORMAT:
	  return query_format( *((uint32_t *) data) );

     case VOCTRL_GET_IMAGE:
          return get_image( data );

     case VOCTRL_DRAW_IMAGE:
          return draw_image( data );

     case VOCTRL_SET_EQUALIZER:
          {
               va_list ap;
               int value;

               va_start( ap, data );
               value = va_arg( ap, int );
               va_end( ap );

               return set_equalizer( data, value );
          }
     case VOCTRL_GET_EQUALIZER:
          {
               va_list ap;
               int *value;

               va_start( ap, data );
               value = va_arg( ap, int* );
               va_end( ap );

               return get_equalizer( data, value );
          }
     }

     return VO_NOTIMPL;
}

extern void mplayer_put_key( int code );

#include "../osdep/keycodes.h"

static void
check_events( void )
{
     DFBInputEvent event;

     if (!use_input)
          return;

     if (buffer->GetEvent( buffer, DFB_EVENT( &event )) == DFB_OK) {
          if (event.type == DIET_KEYPRESS) {
               switch (event.key_symbol) {
               case DIKS_ESCAPE:
                    mplayer_put_key( 'q' );
                    break;
               case DIKS_PAGE_UP:
                    mplayer_put_key( KEY_PAGE_UP );
                    break;
               case DIKS_PAGE_DOWN:
                    mplayer_put_key( KEY_PAGE_DOWN );
                    break;
               case DIKS_CURSOR_UP:
                    mplayer_put_key( KEY_UP );
                    break;
               case DIKS_CURSOR_DOWN:
                    mplayer_put_key( KEY_DOWN );
                    break;
               case DIKS_CURSOR_LEFT:
                    mplayer_put_key( KEY_LEFT );
                    break;
               case DIKS_CURSOR_RIGHT:
                    mplayer_put_key( KEY_RIGHT );
                    break;
               case DIKS_INSERT:
                    mplayer_put_key( KEY_INSERT );
                    break;
               case DIKS_DELETE:
                    mplayer_put_key( KEY_DELETE );
                    break;
               case DIKS_HOME:
                    mplayer_put_key( KEY_HOME );
                    break;
               case DIKS_END:
                    mplayer_put_key( KEY_END );
                    break;
               default:
                    mplayer_put_key( event.key_symbol );
               }
          }
     }

     /*
      * empty buffer, because of repeating
      * keyboard repeat is faster than key handling and this causes problems during seek
      * temporary workabout. should be solved in the future
      */
     buffer->Reset( buffer );
}