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 )
114 msg_Err( p_vout, "out of memory" );
118 memset( p_vout->p_sys, 0, sizeof( vout_sys_t ) );
120 var_Get( p_vout->p_libvlc, "drawable", &value_drawable );
121 if( value_drawable.i_int != 0 )
123 static const GLint ATTRIBUTES[] = {
136 AGLPixelFormat pixFormat;
138 p_vout->p_sys->b_embedded = true;
140 pixFormat = aglChoosePixelFormat(NULL, 0, ATTRIBUTES);
141 if( NULL == pixFormat )
143 msg_Err( p_vout, "no screen renderer available for required attributes." );
147 p_vout->p_sys->agl_ctx = aglCreateContext(pixFormat, NULL);
148 aglDestroyPixelFormat(pixFormat);
149 if( NULL == p_vout->p_sys->agl_ctx )
151 msg_Err( p_vout, "cannot create AGL context." );
155 // tell opengl not to sync buffer swap with vertical retrace (too inefficient)
157 aglSetInteger(p_vout->p_sys->agl_ctx, AGL_SWAP_INTERVAL, ¶m);
158 aglEnable(p_vout->p_sys->agl_ctx, AGL_SWAP_INTERVAL);
161 p_vout->pf_init = aglInit;
162 p_vout->pf_end = aglEnd;
163 p_vout->pf_manage = aglManage;
164 p_vout->pf_control = aglControl;
165 p_vout->pf_swap = aglSwap;
166 p_vout->pf_lock = aglLock;
167 p_vout->pf_unlock = aglUnlock;
171 NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
173 p_vout->p_sys->b_embedded = false;
175 [VLCGLView performSelectorOnMainThread:@selector(initVout:) withObject:[NSValue valueWithPointer:p_vout] waitUntilDone:YES];
179 /* Check to see if initVout: was successfull */
181 if( !p_vout->p_sys->o_vout_view )
186 p_vout->pf_init = Init;
187 p_vout->pf_end = End;
188 p_vout->pf_manage = Manage;
189 p_vout->pf_control= Control;
190 p_vout->pf_swap = Swap;
191 p_vout->pf_lock = Lock;
192 p_vout->pf_unlock = Unlock;
194 p_vout->p_sys->b_got_frame = false;
199 void CloseVideoGL ( vlc_object_t * p_this )
201 vout_thread_t * p_vout = (vout_thread_t *) p_this;
203 msg_Dbg( p_this, "Closing" );
205 if( p_vout->p_sys->b_embedded )
207 aglDestroyContext(p_vout->p_sys->agl_ctx);
209 else if(VLCIntf && vlc_object_alive (VLCIntf))
211 NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
213 /* Close the window */
214 [p_vout->p_sys->o_vout_view performSelectorOnMainThread:@selector(closeVout) withObject:NULL waitUntilDone:YES];
219 free( p_vout->p_sys );
222 static int Init( vout_thread_t * p_vout )
224 [[p_vout->p_sys->o_glview openGLContext] makeCurrentContext];
228 static void End( vout_thread_t * p_vout )
230 [[p_vout->p_sys->o_glview openGLContext] makeCurrentContext];
233 static int Manage( vout_thread_t * p_vout )
235 if( p_vout->i_changes & VOUT_ASPECT_CHANGE )
237 [p_vout->p_sys->o_glview reshape];
238 p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
240 if( p_vout->i_changes & VOUT_CROP_CHANGE )
242 [p_vout->p_sys->o_glview reshape];
243 p_vout->i_changes &= ~VOUT_CROP_CHANGE;
246 if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
248 NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
250 p_vout->b_fullscreen = !p_vout->b_fullscreen;
252 if( p_vout->b_fullscreen )
253 [p_vout->p_sys->o_vout_view enterFullscreen];
255 [p_vout->p_sys->o_vout_view leaveFullscreen];
259 p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
262 if( p_vout->p_sys->o_vout_view )
263 [p_vout->p_sys->o_vout_view manage];
267 /*****************************************************************************
268 * Control: control facility for the vout
269 *****************************************************************************/
270 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
276 case VOUT_SET_STAY_ON_TOP:
277 b_arg = (bool) va_arg( args, int );
278 [p_vout->p_sys->o_vout_view setOnTop: b_arg];
284 return vout_vaControlDefault( p_vout, i_query, args );
288 static void Swap( vout_thread_t * p_vout )
290 p_vout->p_sys->b_got_frame = true;
291 [[p_vout->p_sys->o_glview openGLContext] flushBuffer];
294 static int Lock( vout_thread_t * p_vout )
296 if( kCGLNoError == CGLLockContext([[p_vout->p_sys->o_glview openGLContext] CGLContextObj]) )
298 [[p_vout->p_sys->o_glview openGLContext] makeCurrentContext];
304 static void Unlock( vout_thread_t * p_vout )
306 CGLUnlockContext([[p_vout->p_sys->o_glview openGLContext] CGLContextObj]);
309 /*****************************************************************************
310 * VLCGLView implementation
311 *****************************************************************************/
312 @implementation VLCGLView
313 + (void)initVout:(NSValue *)arg
315 vout_thread_t * p_vout = [arg pointerValue];
317 /* Create the GL view */
318 p_vout->p_sys->o_glview = [[VLCGLView alloc] initWithVout: p_vout];
319 [p_vout->p_sys->o_glview autorelease];
321 /* Spawn the window */
322 id old_vout = p_vout->p_sys->o_vout_view;
323 p_vout->p_sys->o_vout_view = [[VLCVoutView voutView: p_vout
324 subView: p_vout->p_sys->o_glview frame: nil] retain];
328 /* This function will reset the o_vout_view. It's useful to go fullscreen. */
329 + (void)resetVout:(NSValue *) voutValue
331 vout_thread_t * p_vout = [voutValue pointerValue];
332 if( p_vout->b_fullscreen )
334 /* Save window size and position */
335 p_vout->p_sys->s_frame.size =
336 [p_vout->p_sys->o_vout_view frame].size;
337 p_vout->p_sys->s_frame.origin =
338 [[p_vout->p_sys->o_vout_view getWindow ]frame].origin;
339 p_vout->p_sys->b_saved_frame = true;
342 [p_vout->p_sys->o_vout_view closeVout];
344 #define o_glview p_vout->p_sys->o_glview
345 o_glview = [[VLCGLView alloc] initWithVout: p_vout];
346 [o_glview autorelease];
348 if( p_vout->p_sys->b_saved_frame )
350 id old_vout = p_vout->p_sys->o_vout_view;
351 p_vout->p_sys->o_vout_view = [[VLCVoutView voutView: p_vout
353 frame: &p_vout->p_sys->s_frame] retain];
358 id old_vout = p_vout->p_sys->o_vout_view;
359 p_vout->p_sys->o_vout_view = [[VLCVoutView voutView: p_vout
360 subView: o_glview frame: nil] retain];
366 - (id) initWithVout: (vout_thread_t *) vout
368 /* Must be called from main thread:
369 * "The NSView class is generally thread-safe, with a few exceptions. You
370 * should create, destroy, resize, move, and perform other operations on NSView
371 * objects only from the main thread of an application. Drawing from secondary
372 * threads is thread-safe as long as you bracket drawing calls with calls to
373 * lockFocusIfCanDraw and unlockFocus." Cocoa Thread Safety */
377 NSOpenGLPixelFormatAttribute attribs[] =
379 NSOpenGLPFADoubleBuffer,
380 NSOpenGLPFAAccelerated,
381 NSOpenGLPFANoRecovery,
382 NSOpenGLPFAColorSize, 24,
383 NSOpenGLPFAAlphaSize, 8,
384 NSOpenGLPFADepthSize, 24,
389 NSOpenGLPixelFormat * fmt = [[NSOpenGLPixelFormat alloc]
390 initWithAttributes: attribs];
394 msg_Warn( p_vout, "could not create OpenGL video output" );
398 self = [super initWithFrame: NSMakeRect(0,0,10,10) pixelFormat: fmt];
401 [[self openGLContext] makeCurrentContext];
402 [[self openGLContext] update];
404 /* Swap buffers only during the vertical retrace of the monitor.
405 http://developer.apple.com/documentation/GraphicsImaging/
406 Conceptual/OpenGL/chap5/chapter_5_section_44.html */
407 GLint params[] = { 1 };
408 CGLSetParameter( CGLGetCurrentContext(), kCGLCPSwapInterval, params );
412 - (BOOL)mouseDownCanMoveWindow
423 NSRect bounds = [self bounds];
425 var_Get( p_vout, "macosx-stretch", &val );
428 x = bounds.size.width;
429 y = bounds.size.height;
431 else if( bounds.size.height * p_vout->fmt_in.i_visible_width *
432 p_vout->fmt_in.i_sar_num <
433 bounds.size.width * p_vout->fmt_in.i_visible_height *
434 p_vout->fmt_in.i_sar_den )
436 x = ( bounds.size.height * p_vout->fmt_in.i_visible_width *
437 p_vout->fmt_in.i_sar_num ) /
438 ( p_vout->fmt_in.i_visible_height * p_vout->fmt_in.i_sar_den);
440 y = bounds.size.height;
444 x = bounds.size.width;
445 y = ( bounds.size.width * p_vout->fmt_in.i_visible_height *
446 p_vout->fmt_in.i_sar_den) /
447 ( p_vout->fmt_in.i_visible_width * p_vout->fmt_in.i_sar_num );
450 glViewport( ( bounds.size.width - x ) / 2,
451 ( bounds.size.height - y ) / 2, x, y );
455 if( p_vout->p_sys->b_got_frame )
457 /* Ask the opengl module to redraw */
458 vout_thread_t * p_parent;
459 p_parent = (vout_thread_t *) p_vout->p_parent;
461 if( p_parent && p_parent->pf_display )
463 p_parent->pf_display( p_parent, NULL );
468 glClear( GL_COLOR_BUFFER_BIT );
480 - (void) drawRect: (NSRect) rect
483 [[p_vout->p_sys->o_glview openGLContext] flushBuffer];
484 [super drawRect:rect];
490 /*****************************************************************************
491 * embedded AGL context implementation
492 *****************************************************************************/
494 static void aglSetViewport( vout_thread_t *p_vout, Rect viewBounds, Rect clipBounds );
495 static void aglReshape( vout_thread_t * p_vout );
496 static OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData);
498 static int aglInit( vout_thread_t * p_vout )
505 var_Get( p_vout->p_libvlc, "drawable", &val );
506 p_vout->p_sys->agl_drawable = (AGLDrawable)val.i_int;
507 aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
509 var_Get( p_vout->p_libvlc, "drawable-view-top", &val );
510 viewBounds.top = val.i_int;
511 var_Get( p_vout->p_libvlc, "drawable-view-left", &val );
512 viewBounds.left = val.i_int;
513 var_Get( p_vout->p_libvlc, "drawable-view-bottom", &val );
514 viewBounds.bottom = val.i_int;
515 var_Get( p_vout->p_libvlc, "drawable-view-right", &val );
516 viewBounds.right = val.i_int;
517 var_Get( p_vout->p_libvlc, "drawable-clip-top", &val );
518 clipBounds.top = val.i_int;
519 var_Get( p_vout->p_libvlc, "drawable-clip-left", &val );
520 clipBounds.left = val.i_int;
521 var_Get( p_vout->p_libvlc, "drawable-clip-bottom", &val );
522 clipBounds.bottom = val.i_int;
523 var_Get( p_vout->p_libvlc, "drawable-clip-right", &val );
524 clipBounds.right = val.i_int;
526 p_vout->p_sys->b_clipped_out = (clipBounds.top == clipBounds.bottom)
527 || (clipBounds.left == clipBounds.right);
528 if( ! p_vout->p_sys->b_clipped_out )
531 aglSetViewport(p_vout, viewBounds, clipBounds);
535 p_vout->p_sys->clipBounds = clipBounds;
536 p_vout->p_sys->viewBounds = viewBounds;
541 static void aglEnd( vout_thread_t * p_vout )
543 aglSetCurrentContext(NULL);
544 if( p_vout->p_sys->theWindow ) DisposeWindow( p_vout->p_sys->theWindow );
547 static void aglReshape( vout_thread_t * p_vout )
550 unsigned int i_height = p_vout->p_sys->i_height;
551 unsigned int i_width = p_vout->p_sys->i_width;
553 vout_PlacePicture(p_vout, i_width, i_height, &x, &y, &i_width, &i_height);
555 glViewport( p_vout->p_sys->i_offx + x, p_vout->p_sys->i_offy + y, i_width, i_height );
557 if( p_vout->p_sys->b_got_frame )
559 /* Ask the opengl module to redraw */
560 vout_thread_t * p_parent;
561 p_parent = (vout_thread_t *) p_vout->p_parent;
562 if( p_parent && p_parent->pf_display )
564 p_parent->pf_display( p_parent, NULL );
569 glClear( GL_COLOR_BUFFER_BIT );
573 /* private event class */
576 kEventClassVLCPlugin = 'vlcp',
578 /* private event kinds */
581 kEventVLCPluginShowFullscreen = 32768,
582 kEventVLCPluginHideFullscreen,
585 static void sendEventToMainThread(EventTargetRef target, UInt32 class, UInt32 kind)
588 if( noErr == CreateEvent(NULL, class, kind, 0, kEventAttributeNone, &myEvent) )
590 if( noErr == SetEventParameter(myEvent, kEventParamPostTarget, typeEventTargetRef, sizeof(EventTargetRef), &target) )
592 PostEventToQueue(GetMainEventQueue(), myEvent, kEventPriorityStandard);
594 ReleaseEvent(myEvent);
598 static int aglManage( vout_thread_t * p_vout )
600 if( p_vout->i_changes & VOUT_ASPECT_CHANGE )
605 p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
607 if( p_vout->i_changes & VOUT_CROP_CHANGE )
612 p_vout->i_changes &= ~VOUT_CROP_CHANGE;
614 if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
616 aglSetDrawable(p_vout->p_sys->agl_ctx, NULL);
618 if( p_vout->b_fullscreen )
620 /* Close the fullscreen window and resume normal drawing */
625 var_Get( p_vout->p_libvlc, "drawable", &val );
626 p_vout->p_sys->agl_drawable = (AGLDrawable)val.i_int;
627 aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
629 var_Get( p_vout->p_libvlc, "drawable-view-top", &val );
630 viewBounds.top = val.i_int;
631 var_Get( p_vout->p_libvlc, "drawable-view-left", &val );
632 viewBounds.left = val.i_int;
633 var_Get( p_vout->p_libvlc, "drawable-view-bottom", &val );
634 viewBounds.bottom = val.i_int;
635 var_Get( p_vout->p_libvlc, "drawable-view-right", &val );
636 viewBounds.right = val.i_int;
637 var_Get( p_vout->p_libvlc, "drawable-clip-top", &val );
638 clipBounds.top = val.i_int;
639 var_Get( p_vout->p_libvlc, "drawable-clip-left", &val );
640 clipBounds.left = val.i_int;
641 var_Get( p_vout->p_libvlc, "drawable-clip-bottom", &val );
642 clipBounds.bottom = val.i_int;
643 var_Get( p_vout->p_libvlc, "drawable-clip-right", &val );
644 clipBounds.right = val.i_int;
646 aglSetCurrentContext(p_vout->p_sys->agl_ctx);
647 aglSetViewport(p_vout, viewBounds, clipBounds);
649 /* Most Carbon APIs are not thread-safe, therefore delagate some GUI visibilty update to the main thread */
650 sendEventToMainThread(GetWindowEventTarget(p_vout->p_sys->theWindow), kEventClassVLCPlugin, kEventVLCPluginHideFullscreen);
656 GDHandle deviceHdl = GetMainDevice();
657 deviceRect = (*deviceHdl)->gdRect;
659 if( !p_vout->p_sys->theWindow )
661 /* Create a window */
662 WindowAttributes windowAttrs;
664 windowAttrs = kWindowStandardDocumentAttributes
665 | kWindowStandardHandlerAttribute
666 | kWindowLiveResizeAttribute
667 | kWindowNoShadowAttribute;
669 windowAttrs &= (~kWindowResizableAttribute);
671 CreateNewWindow(kDocumentWindowClass, windowAttrs, &deviceRect, &p_vout->p_sys->theWindow);
672 if( !p_vout->p_sys->winGroup )
674 CreateWindowGroup(0, &p_vout->p_sys->winGroup);
675 SetWindowGroup(p_vout->p_sys->theWindow, p_vout->p_sys->winGroup);
676 SetWindowGroupParent( p_vout->p_sys->winGroup, GetWindowGroupOfClass(kDocumentWindowClass) ) ;
680 CFStringRef titleKey = CFSTR("Fullscreen VLC media plugin");
681 CFStringRef windowTitle = CFCopyLocalizedString(titleKey, NULL);
682 SetWindowTitleWithCFString(p_vout->p_sys->theWindow, windowTitle);
684 CFRelease(windowTitle);
686 //Install event handler
687 static const EventTypeSpec win_events[] = {
688 { kEventClassMouse, kEventMouseDown },
689 { kEventClassMouse, kEventMouseMoved },
690 { kEventClassMouse, kEventMouseUp },
691 { kEventClassWindow, kEventWindowClosed },
692 { kEventClassWindow, kEventWindowBoundsChanged },
693 { kEventClassCommand, kEventCommandProcess },
694 { kEventClassVLCPlugin, kEventVLCPluginShowFullscreen },
695 { kEventClassVLCPlugin, kEventVLCPluginHideFullscreen },
697 InstallWindowEventHandler (p_vout->p_sys->theWindow, NewEventHandlerUPP (WindowEventHandler), GetEventTypeCount(win_events), win_events, p_vout, NULL);
701 /* just in case device resolution changed */
702 SetWindowBounds(p_vout->p_sys->theWindow, kWindowContentRgn, &deviceRect);
704 glClear( GL_COLOR_BUFFER_BIT );
705 p_vout->p_sys->agl_drawable = (AGLDrawable)GetWindowPort(p_vout->p_sys->theWindow);
706 aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
707 aglSetCurrentContext(p_vout->p_sys->agl_ctx);
708 aglSetViewport(p_vout, deviceRect, deviceRect);
709 //aglSetFullScreen(p_vout->p_sys->agl_ctx, device_width, device_height, 0, 0);
711 /* Most Carbon APIs are not thread-safe, therefore delagate some GUI visibilty update to the main thread */
712 sendEventToMainThread(GetWindowEventTarget(p_vout->p_sys->theWindow), kEventClassVLCPlugin, kEventVLCPluginShowFullscreen);
716 p_vout->b_fullscreen = !p_vout->b_fullscreen;
717 p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
722 static int aglControl( vout_thread_t *p_vout, int i_query, va_list args )
726 case VOUT_SET_VIEWPORT:
728 Rect viewBounds, clipBounds;
729 viewBounds.top = va_arg( args, int);
730 viewBounds.left = va_arg( args, int);
731 viewBounds.bottom = va_arg( args, int);
732 viewBounds.right = va_arg( args, int);
733 clipBounds.top = va_arg( args, int);
734 clipBounds.left = va_arg( args, int);
735 clipBounds.bottom = va_arg( args, int);
736 clipBounds.right = va_arg( args, int);
738 if( !p_vout->b_fullscreen )
741 ** check that the clip rect is not empty, as this is used
742 ** by Firefox to prevent a plugin from displaying during
743 ** a scrolling event. In this case we just prevent buffers
744 ** from being swapped and ignore clipping as this is less
745 ** disruptive than a GL geometry change
748 p_vout->p_sys->b_clipped_out = (clipBounds.top == clipBounds.bottom)
749 || (clipBounds.left == clipBounds.right);
750 if( ! p_vout->p_sys->b_clipped_out )
752 /* ignore consecutive viewport update with identical parameters */
753 if( memcmp(&clipBounds, &(p_vout->p_sys->clipBounds), sizeof(clipBounds) )
754 && memcmp(&viewBounds, &(p_vout->p_sys->viewBounds), sizeof(viewBounds)) )
757 aglSetViewport(p_vout, viewBounds, clipBounds);
758 aglReshape( p_vout );
760 p_vout->p_sys->clipBounds = clipBounds;
761 p_vout->p_sys->viewBounds = viewBounds;
768 case VOUT_REDRAW_RECT:
770 vout_thread_t * p_parent;
773 areaBounds.top = va_arg( args, int);
774 areaBounds.left = va_arg( args, int);
775 areaBounds.bottom = va_arg( args, int);
776 areaBounds.right = va_arg( args, int);
778 /* Ask the opengl module to redraw */
779 p_parent = (vout_thread_t *) p_vout->p_parent;
780 if( p_parent && p_parent->pf_display )
782 p_parent->pf_display( p_parent, NULL );
789 AGLDrawable drawable = (AGLDrawable)va_arg( args, int);
790 if( !p_vout->b_fullscreen && drawable != p_vout->p_sys->agl_drawable )
792 p_vout->p_sys->agl_drawable = drawable;
793 aglSetDrawable(p_vout->p_sys->agl_ctx, drawable);
799 return vout_vaControlDefault( p_vout, i_query, args );
803 static void aglSwap( vout_thread_t * p_vout )
805 if( ! p_vout->p_sys->b_clipped_out )
807 p_vout->p_sys->b_got_frame = true;
808 aglSwapBuffers(p_vout->p_sys->agl_ctx);
817 /* Enter this function with the p_vout locked */
818 static void aglSetViewport( vout_thread_t *p_vout, Rect viewBounds, Rect clipBounds )
820 // mozilla plugin provides coordinates based on port bounds
821 // however AGL coordinates are based on window structure region
822 // and are vertically flipped
824 CGrafPtr port = (CGrafPtr)p_vout->p_sys->agl_drawable;
825 Rect winBounds, clientBounds;
827 GetWindowBounds(GetWindowFromPort(port),
828 kWindowStructureRgn, &winBounds);
829 GetWindowBounds(GetWindowFromPort(port),
830 kWindowContentRgn, &clientBounds);
832 /* update video clipping bounds in drawable */
833 rect[0] = (clientBounds.left-winBounds.left)
834 + clipBounds.left; // from window left edge
835 rect[1] = (winBounds.bottom-winBounds.top)
836 - (clientBounds.top-winBounds.top)
837 - clipBounds.bottom; // from window bottom edge
838 rect[2] = clipBounds.right-clipBounds.left; // width
839 rect[3] = clipBounds.bottom-clipBounds.top; // height
840 aglSetInteger(p_vout->p_sys->agl_ctx, AGL_BUFFER_RECT, rect);
841 aglEnable(p_vout->p_sys->agl_ctx, AGL_BUFFER_RECT);
843 /* update video internal bounds in drawable */
844 p_vout->p_sys->i_width = viewBounds.right-viewBounds.left;
845 p_vout->p_sys->i_height = viewBounds.bottom-viewBounds.top;
846 p_vout->p_sys->i_offx = -clipBounds.left - viewBounds.left;
847 p_vout->p_sys->i_offy = clipBounds.bottom + viewBounds.top
848 - p_vout->p_sys->i_height;
850 aglUpdateContext(p_vout->p_sys->agl_ctx);
853 //default window event handler
854 static pascal OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData)
856 OSStatus result = noErr;
857 UInt32 class = GetEventClass (event);
858 UInt32 kind = GetEventKind (event);
859 vout_thread_t *p_vout = (vout_thread_t *)userData;
861 result = CallNextEventHandler(nextHandler, event);
862 if(class == kEventClassCommand)
864 HICommand theHICommand;
865 GetEventParameter( event, kEventParamDirectObject, typeHICommand, NULL, sizeof( HICommand ), NULL, &theHICommand );
867 switch ( theHICommand.commandID )
870 result = eventNotHandledErr;
873 else if(class == kEventClassWindow)
876 Rect rectPort = {0,0,0,0};
878 GetEventParameter(event, kEventParamDirectObject, typeWindowRef, NULL, sizeof(WindowRef), NULL, &window);
882 GetPortBounds(GetWindowPort(window), &rectPort);
887 case kEventWindowClosed:
888 case kEventWindowZoomed:
889 case kEventWindowBoundsChanged:
893 result = eventNotHandledErr;
896 else if(class == kEventClassMouse)
900 case kEventMouseDown:
904 GetEventParameter(event, kEventParamMouseButton, typeMouseButton, NULL, sizeof(button), NULL, &button);
907 case kEventMouseButtonPrimary:
911 var_Get( p_vout, "mouse-button-down", &val );
913 var_Set( p_vout, "mouse-button-down", val );
916 case kEventMouseButtonSecondary:
920 var_Get( p_vout, "mouse-button-down", &val );
922 var_Set( p_vout, "mouse-button-down", val );
925 case kEventMouseButtonTertiary:
929 var_Get( p_vout, "mouse-button-down", &val );
931 var_Set( p_vout, "mouse-button-down", val );
935 result = eventNotHandledErr;
944 GetEventParameter(event, kEventParamMouseButton, typeMouseButton, NULL, sizeof(button), NULL, &button);
947 case kEventMouseButtonPrimary:
949 UInt32 clickCount = 0;
950 GetEventParameter(event, kEventParamClickCount, typeUInt32, NULL, sizeof(clickCount), NULL, &clickCount);
956 var_Set((vout_thread_t *) p_vout->p_parent, "fullscreen", val);
963 var_Set( p_vout, "mouse-clicked", val );
965 var_Get( p_vout, "mouse-button-down", &val );
967 var_Set( p_vout, "mouse-button-down", val );
971 case kEventMouseButtonSecondary:
975 var_Get( p_vout, "mouse-button-down", &val );
977 var_Set( p_vout, "mouse-button-down", val );
980 case kEventMouseButtonTertiary:
984 var_Get( p_vout, "mouse-button-down", &val );
986 var_Set( p_vout, "mouse-button-down", val );
990 result = eventNotHandledErr;
995 case kEventMouseMoved:
1000 unsigned int i_x, i_y;
1001 unsigned int i_height = p_vout->p_sys->i_height;
1002 unsigned int i_width = p_vout->p_sys->i_width;
1004 vout_PlacePicture(p_vout, i_width, i_height, &i_x, &i_y, &i_width, &i_height);
1006 GetEventParameter(event, kEventParamWindowMouseLocation, typeQDPoint, NULL, sizeof(Point), NULL, &ml);
1008 val.i_int = ( ((int)ml.h) - i_x ) *
1009 p_vout->render.i_width / i_width;
1010 var_Set( p_vout, "mouse-x", val );
1012 val.i_int = ( ((int)ml.v) - i_y ) *
1013 p_vout->render.i_height / i_height;
1015 var_Set( p_vout, "mouse-y", val );
1018 var_Set( p_vout, "mouse-moved", val );
1024 result = eventNotHandledErr;
1027 else if(class == kEventClassTextInput)
1031 case kEventTextInputUnicodeForKeyEvent:
1036 result = eventNotHandledErr;
1039 else if(class == kEventClassVLCPlugin)
1043 case kEventVLCPluginShowFullscreen:
1044 ShowWindow (p_vout->p_sys->theWindow);
1045 SetSystemUIMode( kUIModeAllHidden, kUIOptionAutoShowMenuBar);
1046 //CGDisplayHideCursor(kCGDirectMainDisplay);
1048 case kEventVLCPluginHideFullscreen:
1049 HideWindow (p_vout->p_sys->theWindow);
1050 SetSystemUIMode( kUIModeNormal, 0);
1051 CGDisplayShowCursor(kCGDirectMainDisplay);
1054 result = eventNotHandledErr;
1061 static int aglLock( vout_thread_t * p_vout )
1063 /* get the underlying CGL context */
1064 CGLContextObj cglContext;
1065 if( aglGetCGLContext(p_vout->p_sys->agl_ctx, (void**)&cglContext) )
1067 if( kCGLNoError == CGLLockContext( cglContext ) )
1069 aglSetCurrentContext(p_vout->p_sys->agl_ctx);
1076 static void aglUnlock( vout_thread_t * p_vout )
1078 /* get the underlying CGL context */
1079 CGLContextObj cglContext;
1080 if( aglGetCGLContext(p_vout->p_sys->agl_ctx, (void**)&cglContext) )
1082 CGLUnlockContext( cglContext );