1 /*****************************************************************************
2 * voutgl.m: MacOS X OpenGL provider
3 *****************************************************************************
4 * Copyright (C) 2001-2004, 2007 the VideoLAN team
7 * Authors: Colin Delacroix <colin@zoy.org>
8 * Florian G. Pflug <fgp@phlo.org>
9 * Jon Lech Johansen <jon-vl@nanocrew.net>
10 * Derk-Jan Hartman <hartman at videolan dot org>
11 * Eric Petit <titer@m0k.org>
12 * Benjamin Pracht <bigben at videolan dot org>
13 * Damien Fouilleul <damienf at videolan dot org>
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
28 *****************************************************************************/
30 /*****************************************************************************
32 *****************************************************************************/
33 #include <errno.h> /* ENOMEM */
34 #include <stdlib.h> /* free() */
42 #include <OpenGL/OpenGL.h>
43 #include <OpenGL/gl.h>
47 /*****************************************************************************
49 *****************************************************************************/
50 @interface VLCGLView : NSOpenGLView <VLCVoutViewResetting>
52 vout_thread_t * p_vout;
55 + (void)resetVout: (NSValue *) voutValue;
56 - (id) initWithVout: (vout_thread_t *) p_vout;
61 NSAutoreleasePool * o_pool;
63 VLCVoutView * o_vout_view;
67 /* Mozilla plugin-related variables */
70 AGLDrawable agl_drawable;
72 int i_width, i_height;
74 WindowGroupRef winGroup;
76 Rect clipBounds, viewBounds;
79 /*****************************************************************************
81 *****************************************************************************/
83 static int Init ( vout_thread_t * p_vout );
84 static void End ( vout_thread_t * p_vout );
85 static int Manage ( vout_thread_t * p_vout );
86 static int Control( vout_thread_t *, int, va_list );
87 static void Swap ( vout_thread_t * p_vout );
88 static int Lock ( vout_thread_t * p_vout );
89 static void Unlock ( vout_thread_t * p_vout );
91 static int aglInit ( vout_thread_t * p_vout );
92 static void aglEnd ( vout_thread_t * p_vout );
93 static int aglManage ( vout_thread_t * p_vout );
94 static int aglControl( vout_thread_t *, int, va_list );
95 static void aglSwap ( vout_thread_t * p_vout );
96 static int aglLock ( vout_thread_t * p_vout );
97 static void aglUnlock ( vout_thread_t * p_vout );
99 int OpenVideoGL ( vlc_object_t * p_this )
101 vout_thread_t * p_vout = (vout_thread_t *) p_this;
102 vlc_value_t value_drawable;
104 if( !CGDisplayUsesOpenGLAcceleration( kCGDirectMainDisplay ) )
106 msg_Warn( p_vout, "no OpenGL hardware acceleration found. "
107 "Video display might be slow" );
109 msg_Dbg( p_vout, "display is Quartz Extreme accelerated" );
111 p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
112 if( p_vout->p_sys == NULL )
115 memset( p_vout->p_sys, 0, sizeof( vout_sys_t ) );
117 var_Get( p_vout->p_libvlc, "drawable", &value_drawable );
118 if( value_drawable.i_int != 0 )
120 static const GLint ATTRIBUTES[] = {
133 AGLPixelFormat pixFormat;
135 p_vout->p_sys->b_embedded = true;
137 pixFormat = aglChoosePixelFormat(NULL, 0, ATTRIBUTES);
138 if( NULL == pixFormat )
140 msg_Err( p_vout, "no screen renderer available for required attributes." );
144 p_vout->p_sys->agl_ctx = aglCreateContext(pixFormat, NULL);
145 aglDestroyPixelFormat(pixFormat);
146 if( NULL == p_vout->p_sys->agl_ctx )
148 msg_Err( p_vout, "cannot create AGL context." );
152 // tell opengl not to sync buffer swap with vertical retrace (too inefficient)
154 aglSetInteger(p_vout->p_sys->agl_ctx, AGL_SWAP_INTERVAL, ¶m);
155 aglEnable(p_vout->p_sys->agl_ctx, AGL_SWAP_INTERVAL);
158 p_vout->pf_init = aglInit;
159 p_vout->pf_end = aglEnd;
160 p_vout->pf_manage = aglManage;
161 p_vout->pf_control = aglControl;
162 p_vout->pf_swap = aglSwap;
163 p_vout->pf_lock = aglLock;
164 p_vout->pf_unlock = aglUnlock;
168 NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
170 p_vout->p_sys->b_embedded = false;
172 [VLCGLView performSelectorOnMainThread:@selector(initVout:) withObject:[NSValue valueWithPointer:p_vout] waitUntilDone:YES];
176 /* Check to see if initVout: was successfull */
178 if( !p_vout->p_sys->o_vout_view )
183 p_vout->pf_init = Init;
184 p_vout->pf_end = End;
185 p_vout->pf_manage = Manage;
186 p_vout->pf_control= Control;
187 p_vout->pf_swap = Swap;
188 p_vout->pf_lock = Lock;
189 p_vout->pf_unlock = Unlock;
191 p_vout->p_sys->b_got_frame = false;
196 void CloseVideoGL ( vlc_object_t * p_this )
198 vout_thread_t * p_vout = (vout_thread_t *) p_this;
200 msg_Dbg( p_this, "Closing" );
202 if( p_vout->p_sys->b_embedded )
204 aglDestroyContext(p_vout->p_sys->agl_ctx);
206 else if(VLCIntf && vlc_object_alive (VLCIntf))
208 NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
210 /* Close the window */
211 [p_vout->p_sys->o_vout_view performSelectorOnMainThread:@selector(closeVout) withObject:NULL waitUntilDone:YES];
216 free( p_vout->p_sys );
219 static int Init( vout_thread_t * p_vout )
221 [[p_vout->p_sys->o_glview openGLContext] makeCurrentContext];
225 static void End( vout_thread_t * p_vout )
227 [[p_vout->p_sys->o_glview openGLContext] makeCurrentContext];
230 static int Manage( vout_thread_t * p_vout )
232 if( p_vout->i_changes & VOUT_ASPECT_CHANGE )
234 [p_vout->p_sys->o_glview reshape];
235 p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
237 if( p_vout->i_changes & VOUT_CROP_CHANGE )
239 [p_vout->p_sys->o_glview reshape];
240 p_vout->i_changes &= ~VOUT_CROP_CHANGE;
243 if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
245 NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
247 p_vout->b_fullscreen = !p_vout->b_fullscreen;
249 if( p_vout->b_fullscreen )
250 [p_vout->p_sys->o_vout_view enterFullscreen];
252 [p_vout->p_sys->o_vout_view leaveFullscreen];
256 p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
259 if( p_vout->p_sys->o_vout_view )
260 [p_vout->p_sys->o_vout_view manage];
264 /*****************************************************************************
265 * Control: control facility for the vout
266 *****************************************************************************/
267 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
273 case VOUT_SET_STAY_ON_TOP:
274 b_arg = (bool) va_arg( args, int );
275 [p_vout->p_sys->o_vout_view setOnTop: b_arg];
283 static void Swap( vout_thread_t * p_vout )
285 p_vout->p_sys->b_got_frame = true;
286 [[p_vout->p_sys->o_glview openGLContext] flushBuffer];
289 static int Lock( vout_thread_t * p_vout )
291 if( kCGLNoError == CGLLockContext([[p_vout->p_sys->o_glview openGLContext] CGLContextObj]) )
293 [[p_vout->p_sys->o_glview openGLContext] makeCurrentContext];
299 static void Unlock( vout_thread_t * p_vout )
301 CGLUnlockContext([[p_vout->p_sys->o_glview openGLContext] CGLContextObj]);
304 /*****************************************************************************
305 * VLCGLView implementation
306 *****************************************************************************/
307 @implementation VLCGLView
308 + (void)initVout:(NSValue *)arg
310 vout_thread_t * p_vout = [arg pointerValue];
312 /* Create the GL view */
313 p_vout->p_sys->o_glview = [[VLCGLView alloc] initWithVout: p_vout];
314 [p_vout->p_sys->o_glview autorelease];
316 /* Spawn the window */
317 id old_vout = p_vout->p_sys->o_vout_view;
318 p_vout->p_sys->o_vout_view = [[VLCVoutView voutView: p_vout
319 subView: p_vout->p_sys->o_glview frame: nil] retain];
323 /* This function will reset the o_vout_view. It's useful to go fullscreen. */
324 + (void)resetVout:(NSValue *) voutValue
326 vout_thread_t * p_vout = [voutValue pointerValue];
327 if( p_vout->b_fullscreen )
329 /* Save window size and position */
330 p_vout->p_sys->s_frame.size =
331 [p_vout->p_sys->o_vout_view frame].size;
332 p_vout->p_sys->s_frame.origin =
333 [[p_vout->p_sys->o_vout_view getWindow ]frame].origin;
334 p_vout->p_sys->b_saved_frame = true;
337 [p_vout->p_sys->o_vout_view closeVout];
339 #define o_glview p_vout->p_sys->o_glview
340 o_glview = [[VLCGLView alloc] initWithVout: p_vout];
341 [o_glview autorelease];
343 if( p_vout->p_sys->b_saved_frame )
345 id old_vout = p_vout->p_sys->o_vout_view;
346 p_vout->p_sys->o_vout_view = [[VLCVoutView voutView: p_vout
348 frame: &p_vout->p_sys->s_frame] retain];
353 id old_vout = p_vout->p_sys->o_vout_view;
354 p_vout->p_sys->o_vout_view = [[VLCVoutView voutView: p_vout
355 subView: o_glview frame: nil] retain];
361 - (id) initWithVout: (vout_thread_t *) vout
363 /* Must be called from main thread:
364 * "The NSView class is generally thread-safe, with a few exceptions. You
365 * should create, destroy, resize, move, and perform other operations on NSView
366 * objects only from the main thread of an application. Drawing from secondary
367 * threads is thread-safe as long as you bracket drawing calls with calls to
368 * lockFocusIfCanDraw and unlockFocus." Cocoa Thread Safety */
372 NSOpenGLPixelFormatAttribute attribs[] =
374 NSOpenGLPFADoubleBuffer,
375 NSOpenGLPFAAccelerated,
376 NSOpenGLPFANoRecovery,
377 NSOpenGLPFAColorSize, 24,
378 NSOpenGLPFAAlphaSize, 8,
379 NSOpenGLPFADepthSize, 24,
384 NSOpenGLPixelFormat * fmt = [[NSOpenGLPixelFormat alloc]
385 initWithAttributes: attribs];
389 msg_Warn( p_vout, "could not create OpenGL video output" );
393 self = [super initWithFrame: NSMakeRect(0,0,10,10) pixelFormat: fmt];
396 [[self openGLContext] makeCurrentContext];
397 [[self openGLContext] update];
399 /* Swap buffers only during the vertical retrace of the monitor.
400 http://developer.apple.com/documentation/GraphicsImaging/
401 Conceptual/OpenGL/chap5/chapter_5_section_44.html */
402 GLint params[] = { 1 };
403 CGLSetParameter( CGLGetCurrentContext(), kCGLCPSwapInterval, params );
407 - (BOOL)mouseDownCanMoveWindow
418 NSRect bounds = [self bounds];
420 var_Get( p_vout, "macosx-stretch", &val );
423 x = bounds.size.width;
424 y = bounds.size.height;
426 else if( bounds.size.height * p_vout->fmt_in.i_visible_width *
427 p_vout->fmt_in.i_sar_num <
428 bounds.size.width * p_vout->fmt_in.i_visible_height *
429 p_vout->fmt_in.i_sar_den )
431 x = ( bounds.size.height * p_vout->fmt_in.i_visible_width *
432 p_vout->fmt_in.i_sar_num ) /
433 ( p_vout->fmt_in.i_visible_height * p_vout->fmt_in.i_sar_den);
435 y = bounds.size.height;
439 x = bounds.size.width;
440 y = ( bounds.size.width * p_vout->fmt_in.i_visible_height *
441 p_vout->fmt_in.i_sar_den) /
442 ( p_vout->fmt_in.i_visible_width * p_vout->fmt_in.i_sar_num );
445 glViewport( ( bounds.size.width - x ) / 2,
446 ( bounds.size.height - y ) / 2, x, y );
450 if( p_vout->p_sys->b_got_frame )
452 /* Ask the opengl module to redraw */
453 vout_thread_t * p_parent;
454 p_parent = (vout_thread_t *) p_vout->p_parent;
456 if( p_parent && p_parent->pf_display )
458 p_parent->pf_display( p_parent, NULL );
463 glClear( GL_COLOR_BUFFER_BIT );
475 - (void) drawRect: (NSRect) rect
478 [[p_vout->p_sys->o_glview openGLContext] flushBuffer];
479 [super drawRect:rect];
485 /*****************************************************************************
486 * embedded AGL context implementation
487 *****************************************************************************/
489 static void aglSetViewport( vout_thread_t *p_vout, Rect viewBounds, Rect clipBounds );
490 static void aglReshape( vout_thread_t * p_vout );
491 static OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData);
493 static int aglInit( vout_thread_t * p_vout )
500 var_Get( p_vout->p_libvlc, "drawable", &val );
501 p_vout->p_sys->agl_drawable = (AGLDrawable)val.i_int;
502 aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
504 var_Get( p_vout->p_libvlc, "drawable-view-top", &val );
505 viewBounds.top = val.i_int;
506 var_Get( p_vout->p_libvlc, "drawable-view-left", &val );
507 viewBounds.left = val.i_int;
508 var_Get( p_vout->p_libvlc, "drawable-view-bottom", &val );
509 viewBounds.bottom = val.i_int;
510 var_Get( p_vout->p_libvlc, "drawable-view-right", &val );
511 viewBounds.right = val.i_int;
512 var_Get( p_vout->p_libvlc, "drawable-clip-top", &val );
513 clipBounds.top = val.i_int;
514 var_Get( p_vout->p_libvlc, "drawable-clip-left", &val );
515 clipBounds.left = val.i_int;
516 var_Get( p_vout->p_libvlc, "drawable-clip-bottom", &val );
517 clipBounds.bottom = val.i_int;
518 var_Get( p_vout->p_libvlc, "drawable-clip-right", &val );
519 clipBounds.right = val.i_int;
521 p_vout->p_sys->b_clipped_out = (clipBounds.top == clipBounds.bottom)
522 || (clipBounds.left == clipBounds.right);
523 if( ! p_vout->p_sys->b_clipped_out )
526 aglSetViewport(p_vout, viewBounds, clipBounds);
530 p_vout->p_sys->clipBounds = clipBounds;
531 p_vout->p_sys->viewBounds = viewBounds;
536 static void aglEnd( vout_thread_t * p_vout )
538 aglSetCurrentContext(NULL);
539 if( p_vout->p_sys->theWindow ) DisposeWindow( p_vout->p_sys->theWindow );
542 static void aglReshape( vout_thread_t * p_vout )
545 unsigned int i_height = p_vout->p_sys->i_height;
546 unsigned int i_width = p_vout->p_sys->i_width;
548 vout_PlacePicture(p_vout, i_width, i_height, &x, &y, &i_width, &i_height);
550 glViewport( p_vout->p_sys->i_offx + x, p_vout->p_sys->i_offy + y, i_width, i_height );
552 if( p_vout->p_sys->b_got_frame )
554 /* Ask the opengl module to redraw */
555 vout_thread_t * p_parent;
556 p_parent = (vout_thread_t *) p_vout->p_parent;
557 if( p_parent && p_parent->pf_display )
559 p_parent->pf_display( p_parent, NULL );
564 glClear( GL_COLOR_BUFFER_BIT );
568 /* private event class */
571 kEventClassVLCPlugin = 'vlcp',
573 /* private event kinds */
576 kEventVLCPluginShowFullscreen = 32768,
577 kEventVLCPluginHideFullscreen,
580 static void sendEventToMainThread(EventTargetRef target, UInt32 class, UInt32 kind)
583 if( noErr == CreateEvent(NULL, class, kind, 0, kEventAttributeNone, &myEvent) )
585 if( noErr == SetEventParameter(myEvent, kEventParamPostTarget, typeEventTargetRef, sizeof(EventTargetRef), &target) )
587 PostEventToQueue(GetMainEventQueue(), myEvent, kEventPriorityStandard);
589 ReleaseEvent(myEvent);
593 static int aglManage( vout_thread_t * p_vout )
595 if( p_vout->i_changes & VOUT_ASPECT_CHANGE )
600 p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
602 if( p_vout->i_changes & VOUT_CROP_CHANGE )
607 p_vout->i_changes &= ~VOUT_CROP_CHANGE;
609 if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
611 aglSetDrawable(p_vout->p_sys->agl_ctx, NULL);
613 if( p_vout->b_fullscreen )
615 /* Close the fullscreen window and resume normal drawing */
620 var_Get( p_vout->p_libvlc, "drawable", &val );
621 p_vout->p_sys->agl_drawable = (AGLDrawable)val.i_int;
622 aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
624 var_Get( p_vout->p_libvlc, "drawable-view-top", &val );
625 viewBounds.top = val.i_int;
626 var_Get( p_vout->p_libvlc, "drawable-view-left", &val );
627 viewBounds.left = val.i_int;
628 var_Get( p_vout->p_libvlc, "drawable-view-bottom", &val );
629 viewBounds.bottom = val.i_int;
630 var_Get( p_vout->p_libvlc, "drawable-view-right", &val );
631 viewBounds.right = val.i_int;
632 var_Get( p_vout->p_libvlc, "drawable-clip-top", &val );
633 clipBounds.top = val.i_int;
634 var_Get( p_vout->p_libvlc, "drawable-clip-left", &val );
635 clipBounds.left = val.i_int;
636 var_Get( p_vout->p_libvlc, "drawable-clip-bottom", &val );
637 clipBounds.bottom = val.i_int;
638 var_Get( p_vout->p_libvlc, "drawable-clip-right", &val );
639 clipBounds.right = val.i_int;
641 aglSetCurrentContext(p_vout->p_sys->agl_ctx);
642 aglSetViewport(p_vout, viewBounds, clipBounds);
644 /* Most Carbon APIs are not thread-safe, therefore delagate some GUI visibilty update to the main thread */
645 sendEventToMainThread(GetWindowEventTarget(p_vout->p_sys->theWindow), kEventClassVLCPlugin, kEventVLCPluginHideFullscreen);
651 GDHandle deviceHdl = GetMainDevice();
652 deviceRect = (*deviceHdl)->gdRect;
654 if( !p_vout->p_sys->theWindow )
656 /* Create a window */
657 WindowAttributes windowAttrs;
659 windowAttrs = kWindowStandardDocumentAttributes
660 | kWindowStandardHandlerAttribute
661 | kWindowLiveResizeAttribute
662 | kWindowNoShadowAttribute;
664 windowAttrs &= (~kWindowResizableAttribute);
666 CreateNewWindow(kDocumentWindowClass, windowAttrs, &deviceRect, &p_vout->p_sys->theWindow);
667 if( !p_vout->p_sys->winGroup )
669 CreateWindowGroup(0, &p_vout->p_sys->winGroup);
670 SetWindowGroup(p_vout->p_sys->theWindow, p_vout->p_sys->winGroup);
671 SetWindowGroupParent( p_vout->p_sys->winGroup, GetWindowGroupOfClass(kDocumentWindowClass) ) ;
675 CFStringRef titleKey = CFSTR("Fullscreen VLC media plugin");
676 CFStringRef windowTitle = CFCopyLocalizedString(titleKey, NULL);
677 SetWindowTitleWithCFString(p_vout->p_sys->theWindow, windowTitle);
679 CFRelease(windowTitle);
681 //Install event handler
682 static const EventTypeSpec win_events[] = {
683 { kEventClassMouse, kEventMouseDown },
684 { kEventClassMouse, kEventMouseMoved },
685 { kEventClassMouse, kEventMouseUp },
686 { kEventClassWindow, kEventWindowClosed },
687 { kEventClassWindow, kEventWindowBoundsChanged },
688 { kEventClassCommand, kEventCommandProcess },
689 { kEventClassVLCPlugin, kEventVLCPluginShowFullscreen },
690 { kEventClassVLCPlugin, kEventVLCPluginHideFullscreen },
692 InstallWindowEventHandler (p_vout->p_sys->theWindow, NewEventHandlerUPP (WindowEventHandler), GetEventTypeCount(win_events), win_events, p_vout, NULL);
696 /* just in case device resolution changed */
697 SetWindowBounds(p_vout->p_sys->theWindow, kWindowContentRgn, &deviceRect);
699 glClear( GL_COLOR_BUFFER_BIT );
700 p_vout->p_sys->agl_drawable = (AGLDrawable)GetWindowPort(p_vout->p_sys->theWindow);
701 aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
702 aglSetCurrentContext(p_vout->p_sys->agl_ctx);
703 aglSetViewport(p_vout, deviceRect, deviceRect);
704 //aglSetFullScreen(p_vout->p_sys->agl_ctx, device_width, device_height, 0, 0);
706 /* Most Carbon APIs are not thread-safe, therefore delagate some GUI visibilty update to the main thread */
707 sendEventToMainThread(GetWindowEventTarget(p_vout->p_sys->theWindow), kEventClassVLCPlugin, kEventVLCPluginShowFullscreen);
711 p_vout->b_fullscreen = !p_vout->b_fullscreen;
712 p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
717 static int aglControl( vout_thread_t *p_vout, int i_query, va_list args )
721 case VOUT_SET_VIEWPORT:
723 Rect viewBounds, clipBounds;
724 viewBounds.top = va_arg( args, int);
725 viewBounds.left = va_arg( args, int);
726 viewBounds.bottom = va_arg( args, int);
727 viewBounds.right = va_arg( args, int);
728 clipBounds.top = va_arg( args, int);
729 clipBounds.left = va_arg( args, int);
730 clipBounds.bottom = va_arg( args, int);
731 clipBounds.right = va_arg( args, int);
733 if( !p_vout->b_fullscreen )
736 ** check that the clip rect is not empty, as this is used
737 ** by Firefox to prevent a plugin from displaying during
738 ** a scrolling event. In this case we just prevent buffers
739 ** from being swapped and ignore clipping as this is less
740 ** disruptive than a GL geometry change
743 p_vout->p_sys->b_clipped_out = (clipBounds.top == clipBounds.bottom)
744 || (clipBounds.left == clipBounds.right);
745 if( ! p_vout->p_sys->b_clipped_out )
747 /* ignore consecutive viewport update with identical parameters */
748 if( memcmp(&clipBounds, &(p_vout->p_sys->clipBounds), sizeof(clipBounds) )
749 && memcmp(&viewBounds, &(p_vout->p_sys->viewBounds), sizeof(viewBounds)) )
752 aglSetViewport(p_vout, viewBounds, clipBounds);
753 aglReshape( p_vout );
755 p_vout->p_sys->clipBounds = clipBounds;
756 p_vout->p_sys->viewBounds = viewBounds;
763 case VOUT_REDRAW_RECT:
765 vout_thread_t * p_parent;
768 areaBounds.top = va_arg( args, int);
769 areaBounds.left = va_arg( args, int);
770 areaBounds.bottom = va_arg( args, int);
771 areaBounds.right = va_arg( args, int);
773 /* Ask the opengl module to redraw */
774 p_parent = (vout_thread_t *) p_vout->p_parent;
775 if( p_parent && p_parent->pf_display )
777 p_parent->pf_display( p_parent, NULL );
787 static void aglSwap( vout_thread_t * p_vout )
789 if( ! p_vout->p_sys->b_clipped_out )
791 p_vout->p_sys->b_got_frame = true;
792 aglSwapBuffers(p_vout->p_sys->agl_ctx);
801 /* Enter this function with the p_vout locked */
802 static void aglSetViewport( vout_thread_t *p_vout, Rect viewBounds, Rect clipBounds )
804 // mozilla plugin provides coordinates based on port bounds
805 // however AGL coordinates are based on window structure region
806 // and are vertically flipped
808 CGrafPtr port = (CGrafPtr)p_vout->p_sys->agl_drawable;
809 Rect winBounds, clientBounds;
811 GetWindowBounds(GetWindowFromPort(port),
812 kWindowStructureRgn, &winBounds);
813 GetWindowBounds(GetWindowFromPort(port),
814 kWindowContentRgn, &clientBounds);
816 /* update video clipping bounds in drawable */
817 rect[0] = (clientBounds.left-winBounds.left)
818 + clipBounds.left; // from window left edge
819 rect[1] = (winBounds.bottom-winBounds.top)
820 - (clientBounds.top-winBounds.top)
821 - clipBounds.bottom; // from window bottom edge
822 rect[2] = clipBounds.right-clipBounds.left; // width
823 rect[3] = clipBounds.bottom-clipBounds.top; // height
824 aglSetInteger(p_vout->p_sys->agl_ctx, AGL_BUFFER_RECT, rect);
825 aglEnable(p_vout->p_sys->agl_ctx, AGL_BUFFER_RECT);
827 /* update video internal bounds in drawable */
828 p_vout->p_sys->i_width = viewBounds.right-viewBounds.left;
829 p_vout->p_sys->i_height = viewBounds.bottom-viewBounds.top;
830 p_vout->p_sys->i_offx = -clipBounds.left - viewBounds.left;
831 p_vout->p_sys->i_offy = clipBounds.bottom + viewBounds.top
832 - p_vout->p_sys->i_height;
834 aglUpdateContext(p_vout->p_sys->agl_ctx);
837 //default window event handler
838 static pascal OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData)
840 OSStatus result = noErr;
841 UInt32 class = GetEventClass (event);
842 UInt32 kind = GetEventKind (event);
843 vout_thread_t *p_vout = (vout_thread_t *)userData;
845 result = CallNextEventHandler(nextHandler, event);
846 if(class == kEventClassCommand)
848 HICommand theHICommand;
849 GetEventParameter( event, kEventParamDirectObject, typeHICommand, NULL, sizeof( HICommand ), NULL, &theHICommand );
851 switch ( theHICommand.commandID )
854 result = eventNotHandledErr;
857 else if(class == kEventClassWindow)
860 Rect rectPort = {0,0,0,0};
862 GetEventParameter(event, kEventParamDirectObject, typeWindowRef, NULL, sizeof(WindowRef), NULL, &window);
866 GetPortBounds(GetWindowPort(window), &rectPort);
871 case kEventWindowClosed:
872 case kEventWindowZoomed:
873 case kEventWindowBoundsChanged:
877 result = eventNotHandledErr;
880 else if(class == kEventClassMouse)
884 case kEventMouseDown:
888 GetEventParameter(event, kEventParamMouseButton, typeMouseButton, NULL, sizeof(button), NULL, &button);
891 case kEventMouseButtonPrimary:
895 var_Get( p_vout, "mouse-button-down", &val );
897 var_Set( p_vout, "mouse-button-down", val );
900 case kEventMouseButtonSecondary:
904 var_Get( p_vout, "mouse-button-down", &val );
906 var_Set( p_vout, "mouse-button-down", val );
909 case kEventMouseButtonTertiary:
913 var_Get( p_vout, "mouse-button-down", &val );
915 var_Set( p_vout, "mouse-button-down", val );
919 result = eventNotHandledErr;
928 GetEventParameter(event, kEventParamMouseButton, typeMouseButton, NULL, sizeof(button), NULL, &button);
931 case kEventMouseButtonPrimary:
933 UInt32 clickCount = 0;
934 GetEventParameter(event, kEventParamClickCount, typeUInt32, NULL, sizeof(clickCount), NULL, &clickCount);
940 var_Set((vout_thread_t *) p_vout->p_parent, "fullscreen", val);
946 var_SetBool( p_vout, "mouse-clicked", true );
948 var_Get( p_vout, "mouse-button-down", &val );
950 var_Set( p_vout, "mouse-button-down", val );
954 case kEventMouseButtonSecondary:
958 var_Get( p_vout, "mouse-button-down", &val );
960 var_Set( p_vout, "mouse-button-down", val );
963 case kEventMouseButtonTertiary:
967 var_Get( p_vout, "mouse-button-down", &val );
969 var_Set( p_vout, "mouse-button-down", val );
973 result = eventNotHandledErr;
978 case kEventMouseMoved:
983 unsigned int i_x, i_y;
984 unsigned int i_height = p_vout->p_sys->i_height;
985 unsigned int i_width = p_vout->p_sys->i_width;
987 vout_PlacePicture(p_vout, i_width, i_height, &i_x, &i_y, &i_width, &i_height);
989 GetEventParameter(event, kEventParamWindowMouseLocation, typeQDPoint, NULL, sizeof(Point), NULL, &ml);
991 val.i_int = ( ((int)ml.h) - i_x ) *
992 p_vout->render.i_width / i_width;
993 var_Set( p_vout, "mouse-x", val );
995 val.i_int = ( ((int)ml.v) - i_y ) *
996 p_vout->render.i_height / i_height;
998 var_Set( p_vout, "mouse-y", val );
1001 var_Set( p_vout, "mouse-moved", val );
1007 result = eventNotHandledErr;
1010 else if(class == kEventClassTextInput)
1014 case kEventTextInputUnicodeForKeyEvent:
1019 result = eventNotHandledErr;
1022 else if(class == kEventClassVLCPlugin)
1026 case kEventVLCPluginShowFullscreen:
1027 ShowWindow (p_vout->p_sys->theWindow);
1028 SetSystemUIMode( kUIModeAllHidden, kUIOptionAutoShowMenuBar);
1029 //CGDisplayHideCursor(kCGDirectMainDisplay);
1031 case kEventVLCPluginHideFullscreen:
1032 HideWindow (p_vout->p_sys->theWindow);
1033 SetSystemUIMode( kUIModeNormal, 0);
1034 CGDisplayShowCursor(kCGDirectMainDisplay);
1037 result = eventNotHandledErr;
1044 static int aglLock( vout_thread_t * p_vout )
1046 /* get the underlying CGL context */
1047 CGLContextObj cglContext;
1048 if( aglGetCGLContext(p_vout->p_sys->agl_ctx, (void**)&cglContext) )
1050 if( kCGLNoError == CGLLockContext( cglContext ) )
1052 aglSetCurrentContext(p_vout->p_sys->agl_ctx);
1059 static void aglUnlock( vout_thread_t * p_vout )
1061 /* get the underlying CGL context */
1062 CGLContextObj cglContext;
1063 if( aglGetCGLContext(p_vout->p_sys->agl_ctx, (void**)&cglContext) )
1065 CGLUnlockContext( cglContext );