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
|
#define DISP
/*
* video_out_x11.c,X11 interface
*
*
* Copyright ( C ) 1996,MPEG Software Simulation Group. All Rights Reserved.
*
* Hacked into mpeg2dec by
*
* Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
*
* 15 & 16 bpp support added by Franck Sicard <Franck.Sicard@solsoft.fr>
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include "config.h"
#include "video_out.h"
#include "video_out_internal.h"
LIBVO_EXTERN( x11 )
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/XShm.h>
#ifdef HAVE_XF86VM
#include <X11/extensions/xf86vmode.h>
#endif
#include <errno.h>
#include "yuv2rgb.h"
#include "x11_common.h"
#include "fastmemcpy.h"
#include "sub.h"
static vo_info_t vo_info =
{
"X11 ( XImage/Shm )",
"x11",
"Aaron Holtzman <aholtzma@ess.engr.uvic.ca>",
""
};
/* private prototypes */
static void Display_Image ( XImage * myximage,unsigned char *ImageData );
/* since it doesn't seem to be defined on some platforms */
int XShmGetEventBase( Display* );
/* local data */
static unsigned char *ImageData;
#ifdef HAVE_XF86VM
XF86VidModeModeInfo **vidmodes=NULL;
#endif
/* X11 related variables */
//static Display *mDisplay;
static Window mywindow;
static GC mygc;
static XImage *myximage;
static int depth,bpp,mode;
static XWindowAttributes attribs;
static int X_already_started=0;
//static int vo_dwidth,vo_dheight;
#define SH_MEM
#ifdef SH_MEM
#include <sys/ipc.h>
#include <sys/shm.h>
#include <X11/extensions/XShm.h>
//static int HandleXError _ANSI_ARGS_( ( Display * dpy,XErrorEvent * event ) );
static void InstallXErrorHandler ( void );
static void DeInstallXErrorHandler ( void );
static int Shmem_Flag;
static int Quiet_Flag;
static XShmSegmentInfo Shminfo[1];
static int gXErrorFlag;
static int CompletionType=-1;
static int Flip_Flag;
static void InstallXErrorHandler()
{
//XSetErrorHandler( HandleXError );
XFlush( mDisplay );
}
static void DeInstallXErrorHandler()
{
XSetErrorHandler( NULL );
XFlush( mDisplay );
}
#endif
static uint32_t image_width;
static uint32_t image_height;
static uint32_t image_format;
static void check_events(){
vo_x11_check_events(mDisplay);
}
static uint32_t init( uint32_t width,uint32_t height,uint32_t d_width,uint32_t d_height,uint32_t flags,char *title,uint32_t format )
{
// int screen;
int fullscreen=0;
int vm=0;
// int interval, prefer_blank, allow_exp, nothing;
unsigned int fg,bg;
char *hello=( title == NULL ) ? "X11 render" : title;
// char *name=":0.0";
XSizeHints hint;
XVisualInfo vinfo;
XEvent xev;
XGCValues xgcv;
Colormap theCmap;
XSetWindowAttributes xswa;
unsigned long xswamask;
image_height=height;
image_width=width;
image_format=format;
if ( X_already_started ) return -1;
if( !vo_init() ) return 0; // Can't open X11
hint.x=0;
hint.y=0;
hint.width=image_width;
hint.height=image_height;
if( flags&0x03 ) fullscreen = 1;
if( flags&0x02 ) vm = 1;
if( flags&0x08 ) Flip_Flag = 1;
#ifdef HAVE_XF86VM
if (vm) {
unsigned int modeline_width, modeline_height, vm_event, vm_error;
unsigned int vm_ver, vm_rev;
int i,j,have_vm=0,X,Y;
int modecount;
if (XF86VidModeQueryExtension(mDisplay, &vm_event, &vm_error)) {
XF86VidModeQueryVersion(mDisplay, &vm_ver, &vm_rev);
printf("XF86VidMode Extension v%i.%i\n", vm_ver, vm_rev);
have_vm=1;
} else
printf("XF86VidMode Extenstion not available.\n");
if (have_vm) {
if (vidmodes==NULL)
XF86VidModeGetAllModeLines(mDisplay,mScreen,&modecount,&vidmodes);
j=0;
modeline_width=vidmodes[0]->hdisplay;
modeline_height=vidmodes[0]->vdisplay;
if ((d_width==0) && (d_height==0))
{ X=image_width; Y=image_height; }
else
{ X=d_width; Y=d_height; }
for (i=1; i<modecount; i++)
if ((vidmodes[i]->hdisplay >= X) && (vidmodes[i]->vdisplay >= Y))
if ( (vidmodes[i]->hdisplay < modeline_width ) && (vidmodes[i]->vdisplay < modeline_height) )
{
modeline_width=vidmodes[i]->hdisplay;
modeline_height=vidmodes[i]->vdisplay;
j=i;
}
printf("XF86VM: Selected video mode %dx%d for image size %dx%d.\n",modeline_width, modeline_height, image_width, image_height);
XF86VidModeLockModeSwitch(mDisplay,mScreen,0);
XF86VidModeSwitchToMode(mDisplay,mScreen,vidmodes[j]);
XF86VidModeSwitchToMode(mDisplay,mScreen,vidmodes[j]);
X=(vo_screenwidth-modeline_width)/2;
Y=(vo_screenheight-modeline_height)/2;
XF86VidModeSetViewPort(mDisplay,mScreen,X,Y);
}
}
#endif
if ( fullscreen )
{
hint.width=vo_screenwidth;
hint.height=vo_screenheight;
}
vo_dwidth=hint.width;
vo_dheight=hint.height;
hint.flags=PPosition | PSize;
bg=WhitePixel( mDisplay,mScreen );
fg=BlackPixel( mDisplay,mScreen );
XGetWindowAttributes( mDisplay,DefaultRootWindow( mDisplay ),&attribs );
depth=attribs.depth;
if ( depth != 15 && depth != 16 && depth != 24 && depth != 32 ) depth=24;
XMatchVisualInfo( mDisplay,mScreen,depth,TrueColor,&vinfo );
theCmap =XCreateColormap( mDisplay,RootWindow( mDisplay,mScreen ),
vinfo.visual,AllocNone );
xswa.background_pixel=0;
xswa.border_pixel=1;
xswa.colormap=theCmap;
xswamask=CWBackPixel | CWBorderPixel |CWColormap;
mywindow=XCreateWindow( mDisplay,RootWindow( mDisplay,mScreen ),
hint.x,hint.y,
hint.width,hint.height,
xswa.border_pixel,depth,CopyFromParent,vinfo.visual,xswamask,&xswa );
vo_x11_classhint( mDisplay,mywindow,"x11" );
vo_hidecursor(mDisplay,mywindow);
if ( fullscreen ) vo_x11_decoration( mDisplay,mywindow,0 );
XSelectInput( mDisplay,mywindow,StructureNotifyMask );
XSetStandardProperties( mDisplay,mywindow,hello,hello,None,NULL,0,&hint );
XMapWindow( mDisplay,mywindow );
do { XNextEvent( mDisplay,&xev ); } while ( xev.type != MapNotify || xev.xmap.event != mywindow );
XSelectInput( mDisplay,mywindow,NoEventMask );
XFlush( mDisplay );
XSync( mDisplay,False );
mygc=XCreateGC( mDisplay,mywindow,0L,&xgcv );
#ifdef SH_MEM
if ( mLocalDisplay && XShmQueryExtension( mDisplay ) ) Shmem_Flag=1;
else
{
Shmem_Flag=0;
if ( !Quiet_Flag ) printf( "Shared memory not supported\nReverting to normal Xlib\n" );
}
if ( Shmem_Flag ) CompletionType=XShmGetEventBase( mDisplay ) + ShmCompletion;
InstallXErrorHandler();
if ( Shmem_Flag )
{
myximage=XShmCreateImage( mDisplay,vinfo.visual,depth,ZPixmap,NULL,&Shminfo[0],width,image_height );
if ( myximage == NULL )
{
if ( myximage != NULL ) XDestroyImage( myximage );
if ( !Quiet_Flag ) printf( "Shared memory error,disabling ( Ximage error )\n" );
goto shmemerror;
}
Shminfo[0].shmid=shmget( IPC_PRIVATE,
myximage->bytes_per_line * myximage->height ,
IPC_CREAT | 0777 );
if ( Shminfo[0].shmid < 0 )
{
XDestroyImage( myximage );
if ( !Quiet_Flag )
{
printf( "%s\n",strerror( errno ) );
perror( strerror( errno ) );
printf( "Shared memory error,disabling ( seg id error )\n" );
}
goto shmemerror;
}
Shminfo[0].shmaddr=( char * ) shmat( Shminfo[0].shmid,0,0 );
if ( Shminfo[0].shmaddr == ( ( char * ) -1 ) )
{
XDestroyImage( myximage );
if ( Shminfo[0].shmaddr != ( ( char * ) -1 ) ) shmdt( Shminfo[0].shmaddr );
if ( !Quiet_Flag ) printf( "Shared memory error,disabling ( address error )\n" );
goto shmemerror;
}
myximage->data=Shminfo[0].shmaddr;
ImageData=( unsigned char * ) myximage->data;
Shminfo[0].readOnly=False;
XShmAttach( mDisplay,&Shminfo[0] );
XSync( mDisplay,False );
if ( gXErrorFlag )
{
XDestroyImage( myximage );
shmdt( Shminfo[0].shmaddr );
if ( !Quiet_Flag ) printf( "Shared memory error,disabling.\n" );
gXErrorFlag=0;
goto shmemerror;
}
else
shmctl( Shminfo[0].shmid,IPC_RMID,0 );
if ( !Quiet_Flag ) printf( "Sharing memory.\n" );
}
else
{
shmemerror:
Shmem_Flag=0;
#endif
myximage=XGetImage( mDisplay,mywindow,0,0,
width,image_height,AllPlanes,ZPixmap );
ImageData=myximage->data;
#ifdef SH_MEM
}
DeInstallXErrorHandler();
#endif
bpp=myximage->bits_per_pixel;
// printf( "X11 color mask: R:%lX G:%lX B:%lX\n",myximage->red_mask,myximage->green_mask,myximage->blue_mask );
// If we have blue in the lowest bit then obviously RGB
mode=( ( myximage->blue_mask & 0x01 ) != 0 ) ? MODE_RGB : MODE_BGR;
#ifdef WORDS_BIGENDIAN
if ( myximage->byte_order != MSBFirst )
#else
if ( myximage->byte_order != LSBFirst )
#endif
{
mode=( ( myximage->blue_mask & 0x01 ) != 0 ) ? MODE_BGR : MODE_RGB;
// printf( "No support fon non-native XImage byte order!\n" );
// return -1;
}
if( format==IMGFMT_YV12 ) yuv2rgb_init( ( depth == 24 ) ? bpp : depth,mode );
XSelectInput( mDisplay,mywindow,StructureNotifyMask | KeyPressMask );
X_already_started++;
// vo_initthread( mThread );
saver_off(mDisplay);
return 0;
}
static const vo_info_t* get_info( void )
{ return &vo_info; }
static void Terminate_Display_Process( void )
{
getchar(); /* wait for enter to remove window */
#ifdef SH_MEM
if ( Shmem_Flag )
{
XShmDetach( mDisplay,&Shminfo[0] );
XDestroyImage( myximage );
shmdt( Shminfo[0].shmaddr );
}
#endif
XDestroyWindow( mDisplay,mywindow );
XCloseDisplay( mDisplay );
X_already_started=0;
}
static void Display_Image( XImage *myximage,uint8_t *ImageData )
{
#ifdef DISP
#ifdef SH_MEM
if ( Shmem_Flag )
{
XShmPutImage( mDisplay,mywindow,mygc,myximage,
0,0,
( vo_dwidth - myximage->width ) / 2,( vo_dheight - myximage->height ) / 2,
myximage->width,myximage->height,True );
XFlush( mDisplay );
}
else
#endif
{
XPutImage( mDisplay,mywindow,mygc,myximage,
0,0,
( vo_dwidth - myximage->width ) / 2,( vo_dheight - myximage->height ) / 2,
myximage->width,myximage->height );
XFlush( mDisplay );
}
#endif
}
static void draw_alpha(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
switch(bpp){
case 24:
vo_draw_alpha_rgb24(w,h,src,srca,stride,ImageData+3*(y0*image_width+x0),3*image_width);
break;
case 32:
vo_draw_alpha_rgb32(w,h,src,srca,stride,ImageData+4*(y0*image_width+x0),4*image_width);
break;
case 15:
case 16:
if(depth==15)
vo_draw_alpha_rgb15(w,h,src,srca,stride,ImageData+2*(y0*image_width+x0),2*image_width);
else
vo_draw_alpha_rgb16(w,h,src,srca,stride,ImageData+2*(y0*image_width+x0),2*image_width);
break;
}
}
static void flip_page( void ){
vo_draw_text(image_width,image_height,draw_alpha);
check_events();
Display_Image( myximage,ImageData );
}
static uint32_t draw_slice( uint8_t *src[],int stride[],int w,int h,int x,int y )
{
uint8_t *dst;
dst=ImageData + ( image_width * y + x ) * ( bpp/8 );
yuv2rgb( dst,src[0],src[1],src[2],w,h,image_width*( bpp/8 ),stride[0],stride[1] );
return 0;
}
void rgb15to16_mmx( char* s0,char* d0,int count );
static uint32_t draw_frame( uint8_t *src[] ){
int sbpp=( ( image_format&0xFF )+7 )/8;
int dbpp=( bpp+7 )/8;
char *d=ImageData;
char *s=src[0];
//printf( "sbpp=%d dbpp=%d depth=%d bpp=%d\n",sbpp,dbpp,depth,bpp );
if( Flip_Flag ){
// flipped BGR
int i;
//printf( "Rendering flipped BGR frame bpp=%d src=%d dst=%d\n",bpp,sbpp,dbpp );
s+=sbpp*image_width*image_height;
for( i=0;i<image_height;i++ ) {
s-=sbpp*image_width;
if( sbpp==dbpp ) {
if( depth==16 && image_format==( IMGFMT_BGR|15 ) ){
// do 15bpp->16bpp
#ifdef HAVE_MMX
rgb15to16_mmx( s,d,2*image_width );
#else
unsigned short *s1=( unsigned short * )s;
unsigned short *d1=( unsigned short * )d;
unsigned short *e=s1+image_width;
while( s1<e ){
register int x=*( s1++ );
// rrrrrggggggbbbbb
// 0rrrrrgggggbbbbb
// 0111 1111 1110 0000=0x7FE0
// 00000000000001 1111=0x001F
*( d1++ )=( x&0x001F )|( ( x&0x7FE0 )<<1 );
}
#endif
} else
memcpy( d,s,sbpp*image_width );
} else {
// sbpp!=dbpp
char *s2=s;
char *d2=d;
char *e=s2+sbpp*image_width;
while( s2<e ) {
d2[0]=s2[0];
d2[1]=s2[1];
d2[2]=s2[2];
s2+=sbpp;d2+=dbpp;
}
}
d+=dbpp*image_width;
}
} else {
if( sbpp==dbpp ) {
if( depth==16 && image_format==( IMGFMT_BGR|15 ) ){
// do 15bpp->16bpp
#ifdef HAVE_MMX
rgb15to16_mmx( s,d,2*image_width*image_height );
#else
unsigned short *s1=( unsigned short * )s;
unsigned short *d1=( unsigned short * )d;
unsigned short *e=s1+image_width*image_height;
while( s1<e ){
register int x=*( s1++ );
// rrrrrggggggbbbbb
// 0rrrrrgggggbbbbb
// 0111 1111 1110 0000=0x7FE0
// 00000000000001 1111=0x001F
*( d1++ )=( x&0x001F )|( ( x&0x7FE0 )<<1 );
}
#endif
} else
memcpy( d,s,sbpp*image_width*image_height );
} else {
// sbpp!=dbpp
char *e=s+sbpp*image_width*image_height;
//printf( "libvo: using C 24->32bpp conversion\n" );
while( s<e ){
d[0]=s[0];
d[1]=s[1];
d[2]=s[2];
s+=sbpp;d+=dbpp;
}
}
}
return 0;
}
static uint32_t query_format( uint32_t format )
{
if( !vo_init() ) return 0; // Can't open X11
if( ( format&IMGFMT_BGR_MASK )==IMGFMT_BGR ){
int bpp=format&0xFF;
if( bpp==vo_depthonscreen ) return 1;
if( bpp==15 && vo_depthonscreen==16) return 1; // built-in conversion
if( bpp==24 && vo_depthonscreen==32) return 1; // built-in conversion
}
switch( format )
{
case IMGFMT_YV12: return 1;
}
return 0;
}
static void
uninit(void)
{
saver_on(mDisplay); // screen saver back on
#ifdef HAVE_XF86VM
if (vidmodes!=NULL)
{
int screen; screen=DefaultScreen( mDisplay );
XF86VidModeSwitchToMode(mDisplay,screen,vidmodes[0]);
XF86VidModeSwitchToMode(mDisplay,screen,vidmodes[0]);
free(vidmodes);
}
#endif
printf("vo: uninit!\n");
}
|