+/*****************************************************************************
+ * embedded AGL context implementation
+ *****************************************************************************/
+
+#ifndef __x86_64__
+
+static void aglSetViewport( vout_thread_t *p_vout, Rect viewBounds, Rect clipBounds );
+static void aglReshape( vout_thread_t * p_vout );
+static OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData);
+
+static int aglInit( vout_thread_t * p_vout )
+{
+ Rect viewBounds;
+ Rect clipBounds;
+
+ p_vout->p_sys->agl_drawable = (AGLDrawable)
+ var_GetInteger( p_vout->p_libvlc, "drawable-agl" );
+ aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
+
+ viewBounds.top = var_GetInteger( p_vout->p_libvlc, "drawable-view-top" );
+ viewBounds.left = var_GetInteger( p_vout->p_libvlc, "drawable-view-left" );
+ viewBounds.bottom = var_GetInteger( p_vout->p_libvlc, "drawable-view-bottom" );
+ viewBounds.right = var_GetInteger( p_vout->p_libvlc, "drawable-view-right" );
+ clipBounds.top = var_GetInteger( p_vout->p_libvlc, "drawable-clip-top" );
+ clipBounds.left = var_GetInteger( p_vout->p_libvlc, "drawable-clip-left" );
+ clipBounds.bottom = var_GetInteger( p_vout->p_libvlc, "drawable-clip-bottom" );
+ clipBounds.right = var_GetInteger( p_vout->p_libvlc, "drawable-clip-right" );
+
+ p_vout->p_sys->b_clipped_out = (clipBounds.top == clipBounds.bottom)
+ || (clipBounds.left == clipBounds.right);
+ if( ! p_vout->p_sys->b_clipped_out )
+ {
+ aglLock(p_vout);
+ aglSetViewport(p_vout, viewBounds, clipBounds);
+ aglReshape(p_vout);
+ aglUnlock(p_vout);
+ }
+ p_vout->p_sys->clipBounds = clipBounds;
+ p_vout->p_sys->viewBounds = viewBounds;
+
+ return VLC_SUCCESS;
+}
+
+static void aglEnd( vout_thread_t * p_vout )
+{
+ aglSetCurrentContext(NULL);
+ if( p_vout->p_sys->theWindow )
+ {
+ DisposeWindow( p_vout->p_sys->theWindow );
+ p_vout->p_sys->theWindow = NULL;
+ }
+}
+
+static void aglReshape( vout_thread_t * p_vout )
+{
+ unsigned int x, y;
+ unsigned int i_height = p_vout->p_sys->i_height;
+ unsigned int i_width = p_vout->p_sys->i_width;
+
+ vout_PlacePicture(p_vout, i_width, i_height, &x, &y, &i_width, &i_height);
+
+ glViewport( p_vout->p_sys->i_offx + x, p_vout->p_sys->i_offy + y, i_width, i_height );
+
+ if( p_vout->p_sys->b_got_frame )
+ {
+ /* Ask the opengl module to redraw */
+ vout_thread_t * p_parent;
+ p_parent = (vout_thread_t *) p_vout->p_parent;
+ if( p_parent && p_parent->pf_display )
+ {
+ p_parent->pf_display( p_parent, NULL );
+ }
+ }
+ else
+ {
+ glClear( GL_COLOR_BUFFER_BIT );
+ }
+}
+
+/* private event class */
+enum
+{
+ kEventClassVLCPlugin = 'vlcp',
+};
+/* private event kinds */
+enum
+{
+ kEventVLCPluginShowFullscreen = 32768,
+ kEventVLCPluginHideFullscreen,
+};
+
+static void sendEventToMainThread(EventTargetRef target, UInt32 class, UInt32 kind)
+{
+ EventRef myEvent;
+ if( noErr == CreateEvent(NULL, class, kind, 0, kEventAttributeNone, &myEvent) )
+ {
+ if( noErr == SetEventParameter(myEvent, kEventParamPostTarget, typeEventTargetRef, sizeof(EventTargetRef), &target) )
+ {
+ PostEventToQueue(GetMainEventQueue(), myEvent, kEventPriorityStandard);
+ }
+ ReleaseEvent(myEvent);
+ }
+}
+
+static int aglManage( vout_thread_t * p_vout )
+{
+ if( p_vout->i_changes & VOUT_ASPECT_CHANGE )
+ {
+ aglLock( p_vout );
+ aglReshape(p_vout);
+ aglUnlock( p_vout );
+ p_vout->i_changes &= ~VOUT_ASPECT_CHANGE;
+ }
+ if( p_vout->i_changes & VOUT_CROP_CHANGE )
+ {
+ aglLock( p_vout );
+ aglReshape(p_vout);
+ aglUnlock( p_vout );
+ p_vout->i_changes &= ~VOUT_CROP_CHANGE;
+ }
+ if( p_vout->i_changes & VOUT_FULLSCREEN_CHANGE )
+ {
+ aglSetDrawable(p_vout->p_sys->agl_ctx, NULL);
+ aglLock( p_vout );
+ if( p_vout->b_fullscreen )
+ {
+ /* Close the fullscreen window and resume normal drawing */
+ Rect viewBounds;
+ Rect clipBounds;
+
+ p_vout->p_sys->agl_drawable = (AGLDrawable)
+ var_GetInteger( p_vout->p_libvlc, "drawable-agl" );
+
+ aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
+
+ viewBounds.top = var_GetInteger( p_vout->p_libvlc, "drawable-view-top" );
+ viewBounds.left = var_GetInteger( p_vout->p_libvlc, "drawable-view-left" );
+ viewBounds.bottom = var_GetInteger( p_vout->p_libvlc, "drawable-view-bottom" );
+ viewBounds.right = var_GetInteger( p_vout->p_libvlc, "drawable-view-right" );
+ clipBounds.top = var_GetInteger( p_vout->p_libvlc, "drawable-clip-top" );
+ clipBounds.left = var_GetInteger( p_vout->p_libvlc, "drawable-clip-left" );
+ clipBounds.bottom = var_GetInteger( p_vout->p_libvlc, "drawable-clip-bottom" );
+ clipBounds.right = var_GetInteger( p_vout->p_libvlc, "drawable-clip-right" );
+
+ aglSetCurrentContext(p_vout->p_sys->agl_ctx);
+ aglSetViewport(p_vout, viewBounds, clipBounds);
+
+ if( p_vout->p_sys->theWindow )
+ {
+ /* Most Carbon APIs are not thread-safe, therefore delagate some GUI visibilty
+ * update to the main thread */
+ sendEventToMainThread(GetWindowEventTarget(p_vout->p_sys->theWindow),
+ kEventClassVLCPlugin, kEventVLCPluginHideFullscreen);
+ }
+ }
+ else
+ {
+ /* Go into fullscreen */
+ Rect deviceRect;
+
+ GDHandle deviceHdl = GetMainDevice();
+ deviceRect = (*deviceHdl)->gdRect;
+
+ if( !p_vout->p_sys->theWindow )
+ {
+ /* Create a window */
+ WindowAttributes windowAttrs;
+
+ windowAttrs = kWindowStandardDocumentAttributes
+ | kWindowStandardHandlerAttribute
+ | kWindowLiveResizeAttribute
+ | kWindowNoShadowAttribute;
+
+ windowAttrs &= (~kWindowResizableAttribute);
+
+ CreateNewWindow(kDocumentWindowClass, windowAttrs, &deviceRect, &p_vout->p_sys->theWindow);
+ if( !p_vout->p_sys->winGroup )
+ {
+ CreateWindowGroup(0, &p_vout->p_sys->winGroup);
+ SetWindowGroup(p_vout->p_sys->theWindow, p_vout->p_sys->winGroup);
+ SetWindowGroupParent( p_vout->p_sys->winGroup, GetWindowGroupOfClass(kDocumentWindowClass) ) ;
+ }
+
+ // Window title
+ CFStringRef titleKey = CFSTR("Fullscreen VLC media plugin");
+ CFStringRef windowTitle = CFCopyLocalizedString(titleKey, NULL);
+ SetWindowTitleWithCFString(p_vout->p_sys->theWindow, windowTitle);
+ CFRelease(titleKey);
+ CFRelease(windowTitle);
+
+ //Install event handler
+ static const EventTypeSpec win_events[] = {
+ { kEventClassMouse, kEventMouseDown },
+ { kEventClassMouse, kEventMouseMoved },
+ { kEventClassMouse, kEventMouseUp },
+ { kEventClassWindow, kEventWindowClosed },
+ { kEventClassWindow, kEventWindowBoundsChanged },
+ { kEventClassCommand, kEventCommandProcess },
+ { kEventClassVLCPlugin, kEventVLCPluginShowFullscreen },
+ { kEventClassVLCPlugin, kEventVLCPluginHideFullscreen },
+ };
+ InstallWindowEventHandler (p_vout->p_sys->theWindow, NewEventHandlerUPP (WindowEventHandler), GetEventTypeCount(win_events), win_events, p_vout, NULL);
+ }
+ else
+ {
+ /* just in case device resolution changed */
+ SetWindowBounds(p_vout->p_sys->theWindow, kWindowContentRgn, &deviceRect);
+ }
+ glClear( GL_COLOR_BUFFER_BIT );
+ p_vout->p_sys->agl_drawable = (AGLDrawable)GetWindowPort(p_vout->p_sys->theWindow);
+ aglSetDrawable(p_vout->p_sys->agl_ctx, p_vout->p_sys->agl_drawable);
+ aglSetCurrentContext(p_vout->p_sys->agl_ctx);
+ aglSetViewport(p_vout, deviceRect, deviceRect);
+ //aglSetFullScreen(p_vout->p_sys->agl_ctx, device_width, device_height, 0, 0);
+
+ if( p_vout->p_sys->theWindow )
+ {
+ /* Most Carbon APIs are not thread-safe, therefore delagate some GUI visibilty
+ * update to the main thread */
+ sendEventToMainThread(GetWindowEventTarget(p_vout->p_sys->theWindow),
+ kEventClassVLCPlugin, kEventVLCPluginShowFullscreen);
+ }
+ }
+ aglReshape(p_vout);
+ aglUnlock( p_vout );
+ p_vout->b_fullscreen = !p_vout->b_fullscreen;
+ p_vout->i_changes &= ~VOUT_FULLSCREEN_CHANGE;
+ }
+ return VLC_SUCCESS;
+}
+
+static int aglControl( vout_thread_t *p_vout, int i_query, va_list args )
+{
+ switch( i_query )
+ {
+ case VOUT_SET_VIEWPORT:
+ {
+ Rect viewBounds, clipBounds;
+ viewBounds.top = va_arg( args, int);
+ viewBounds.left = va_arg( args, int);
+ viewBounds.bottom = va_arg( args, int);
+ viewBounds.right = va_arg( args, int);
+ clipBounds.top = va_arg( args, int);
+ clipBounds.left = va_arg( args, int);
+ clipBounds.bottom = va_arg( args, int);
+ clipBounds.right = va_arg( args, int);
+
+ if( !p_vout->b_fullscreen )
+ {
+ /*
+ ** check that the clip rect is not empty, as this is used
+ ** by Firefox to prevent a plugin from displaying during
+ ** a scrolling event. In this case we just prevent buffers
+ ** from being swapped and ignore clipping as this is less
+ ** disruptive than a GL geometry change
+ */
+
+ p_vout->p_sys->b_clipped_out = (clipBounds.top == clipBounds.bottom)
+ || (clipBounds.left == clipBounds.right);
+ if( ! p_vout->p_sys->b_clipped_out )
+ {
+ /* ignore consecutive viewport update with identical parameters */
+ if( memcmp(&clipBounds, &(p_vout->p_sys->clipBounds), sizeof(clipBounds) )
+ && memcmp(&viewBounds, &(p_vout->p_sys->viewBounds), sizeof(viewBounds)) )
+ {
+ aglLock( p_vout );
+ aglSetViewport(p_vout, viewBounds, clipBounds);
+ aglReshape( p_vout );
+ aglUnlock( p_vout );
+ p_vout->p_sys->clipBounds = clipBounds;
+ p_vout->p_sys->viewBounds = viewBounds;
+ }
+ }
+ }
+ return VLC_SUCCESS;
+ }
+
+ case VOUT_REDRAW_RECT:
+ {
+ vout_thread_t * p_parent;
+ Rect areaBounds;
+
+ areaBounds.top = va_arg( args, int);
+ areaBounds.left = va_arg( args, int);
+ areaBounds.bottom = va_arg( args, int);
+ areaBounds.right = va_arg( args, int);
+
+ /* Ask the opengl module to redraw */
+ p_parent = (vout_thread_t *) p_vout->p_parent;
+ if( p_parent && p_parent->pf_display )
+ {
+ p_parent->pf_display( p_parent, NULL );
+ }
+ return VLC_SUCCESS;
+ }
+
+ default:
+ return VLC_EGENERIC;
+ }
+}
+
+static void aglSwap( vout_thread_t * p_vout )
+{
+ if( ! p_vout->p_sys->b_clipped_out )
+ {
+ p_vout->p_sys->b_got_frame = true;
+ aglSwapBuffers(p_vout->p_sys->agl_ctx);
+ }
+ else
+ {
+ /* drop frame */
+ glFlush();
+ }
+}
+
+/* Enter this function with the p_vout locked */
+static void aglSetViewport( vout_thread_t *p_vout, Rect viewBounds, Rect clipBounds )
+{
+ // mozilla plugin provides coordinates based on port bounds
+ // however AGL coordinates are based on window structure region
+ // and are vertically flipped
+ GLint rect[4];
+ CGrafPtr port = (CGrafPtr)p_vout->p_sys->agl_drawable;
+ Rect winBounds, clientBounds;
+
+ GetWindowBounds(GetWindowFromPort(port),
+ kWindowStructureRgn, &winBounds);
+ GetWindowBounds(GetWindowFromPort(port),
+ kWindowContentRgn, &clientBounds);
+
+ /* update video clipping bounds in drawable */
+ rect[0] = (clientBounds.left-winBounds.left)
+ + clipBounds.left; // from window left edge
+ rect[1] = (winBounds.bottom-winBounds.top)
+ - (clientBounds.top-winBounds.top)
+ - clipBounds.bottom; // from window bottom edge
+ rect[2] = clipBounds.right-clipBounds.left; // width
+ rect[3] = clipBounds.bottom-clipBounds.top; // height
+
+ aglSetInteger(p_vout->p_sys->agl_ctx, AGL_BUFFER_RECT, rect);
+ aglEnable(p_vout->p_sys->agl_ctx, AGL_BUFFER_RECT);
+
+ /* update video internal bounds in drawable */
+ p_vout->p_sys->i_width = viewBounds.right-viewBounds.left;
+ p_vout->p_sys->i_height = viewBounds.bottom-viewBounds.top;
+ p_vout->p_sys->i_offx = -clipBounds.left - viewBounds.left;
+ p_vout->p_sys->i_offy = clipBounds.bottom + viewBounds.top
+ - p_vout->p_sys->i_height;
+
+ aglUpdateContext(p_vout->p_sys->agl_ctx);
+}
+
+//default window event handler
+static pascal OSStatus WindowEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *userData)
+{
+ OSStatus result = noErr;
+ UInt32 class = GetEventClass (event);
+ UInt32 kind = GetEventKind (event);
+ vout_thread_t *p_vout = (vout_thread_t *)userData;
+
+ result = CallNextEventHandler(nextHandler, event);
+ if(class == kEventClassCommand)
+ {
+ HICommand theHICommand;
+ GetEventParameter( event, kEventParamDirectObject, typeHICommand, NULL, sizeof( HICommand ), NULL, &theHICommand );
+
+ switch ( theHICommand.commandID )
+ {
+ default:
+ result = eventNotHandledErr;
+ }
+ }
+ else if(class == kEventClassWindow)
+ {
+ WindowRef window;
+ Rect rectPort = {0,0,0,0};
+
+ GetEventParameter(event, kEventParamDirectObject, typeWindowRef, NULL, sizeof(WindowRef), NULL, &window);
+
+ if(window)
+ {
+ GetPortBounds(GetWindowPort(window), &rectPort);
+ }
+
+ switch (kind)
+ {
+ case kEventWindowClosed:
+ case kEventWindowZoomed:
+ case kEventWindowBoundsChanged:
+ break;
+
+ default:
+ result = eventNotHandledErr;
+ }
+ }
+ else if(class == kEventClassMouse)
+ {
+ switch (kind)
+ {
+ case kEventMouseDown:
+ {
+ UInt16 button;
+
+ GetEventParameter(event, kEventParamMouseButton, typeMouseButton, NULL, sizeof(button), NULL, &button);
+ switch (button)
+ {
+ case kEventMouseButtonPrimary:
+ {
+ vlc_value_t val;
+
+ var_Get( p_vout, "mouse-button-down", &val );
+ val.i_int |= 1;
+ var_Set( p_vout, "mouse-button-down", val );
+ break;
+ }
+ case kEventMouseButtonSecondary:
+ {
+ vlc_value_t val;
+
+ var_Get( p_vout, "mouse-button-down", &val );
+ val.i_int |= 2;
+ var_Set( p_vout, "mouse-button-down", val );
+ break;
+ }
+ case kEventMouseButtonTertiary:
+ {
+ vlc_value_t val;
+
+ var_Get( p_vout, "mouse-button-down", &val );
+ val.i_int |= 4;
+ var_Set( p_vout, "mouse-button-down", val );
+ break;
+ }
+ default:
+ result = eventNotHandledErr;
+ }
+ break;
+ }
+
+ case kEventMouseUp:
+ {
+ UInt16 button;
+
+ GetEventParameter(event, kEventParamMouseButton, typeMouseButton, NULL, sizeof(button), NULL, &button);
+ switch (button)
+ {
+ case kEventMouseButtonPrimary:
+ {
+ UInt32 clickCount = 0;
+ GetEventParameter(event, kEventParamClickCount, typeUInt32, NULL, sizeof(clickCount), NULL, &clickCount);
+ if( clickCount > 1 )
+ {
+ vlc_value_t val;
+
+ val.b_bool = false;
+ var_Set((vout_thread_t *) p_vout->p_parent, "fullscreen", val);
+ }
+ else
+ {
+ vlc_value_t val;
+
+ var_SetBool( p_vout, "mouse-clicked", true );
+
+ var_Get( p_vout, "mouse-button-down", &val );
+ val.i_int &= ~1;
+ var_Set( p_vout, "mouse-button-down", val );
+ }
+ break;
+ }
+ case kEventMouseButtonSecondary:
+ {
+ vlc_value_t val;
+
+ var_Get( p_vout, "mouse-button-down", &val );
+ val.i_int &= ~2;
+ var_Set( p_vout, "mouse-button-down", val );
+ break;
+ }
+ case kEventMouseButtonTertiary:
+ {
+ vlc_value_t val;
+
+ var_Get( p_vout, "mouse-button-down", &val );
+ val.i_int &= ~2;
+ var_Set( p_vout, "mouse-button-down", val );
+ break;
+ }
+ default:
+ result = eventNotHandledErr;
+ }
+ break;
+ }
+
+ case kEventMouseMoved:
+ {
+ Point ml;
+ vlc_value_t val;
+
+ unsigned int i_x, i_y;
+ unsigned int i_height = p_vout->p_sys->i_height;
+ unsigned int i_width = p_vout->p_sys->i_width;
+
+ vout_PlacePicture(p_vout, i_width, i_height, &i_x, &i_y, &i_width, &i_height);
+
+ GetEventParameter(event, kEventParamWindowMouseLocation, typeQDPoint, NULL, sizeof(Point), NULL, &ml);
+
+ val.i_int = ( ((int)ml.h) - i_x ) *
+ p_vout->render.i_width / i_width;
+ var_Set( p_vout, "mouse-x", val );
+
+ val.i_int = ( ((int)ml.v) - i_y ) *
+ p_vout->render.i_height / i_height;
+
+ var_Set( p_vout, "mouse-y", val );
+
+ val.b_bool = true;
+ var_Set( p_vout, "mouse-moved", val );
+
+ break;
+ }
+
+ default:
+ result = eventNotHandledErr;
+ }
+ }
+ else if(class == kEventClassTextInput)
+ {
+ switch (kind)
+ {
+ case kEventTextInputUnicodeForKeyEvent:
+ {
+ break;
+ }
+ default:
+ result = eventNotHandledErr;
+ }
+ }
+ else if(class == kEventClassVLCPlugin)
+ {
+ switch (kind)
+ {
+ case kEventVLCPluginShowFullscreen:
+ ShowWindow (p_vout->p_sys->theWindow);
+ SetSystemUIMode( kUIModeAllHidden, kUIOptionAutoShowMenuBar);
+ //CGDisplayHideCursor(kCGDirectMainDisplay);
+ break;
+ case kEventVLCPluginHideFullscreen:
+ HideWindow (p_vout->p_sys->theWindow);
+ SetSystemUIMode( kUIModeNormal, 0);
+ CGDisplayShowCursor(kCGDirectMainDisplay);
+ break;
+ default:
+ result = eventNotHandledErr;
+ break;
+ }
+ }
+ return result;
+}
+
+static int aglLock( vout_thread_t * p_vout )
+{
+ /* get the underlying CGL context */
+ CGLContextObj cglContext;
+ if( aglGetCGLContext(p_vout->p_sys->agl_ctx, (void**)&cglContext) )
+ {
+ if( kCGLNoError == CGLLockContext( cglContext ) )
+ {
+ aglSetCurrentContext(p_vout->p_sys->agl_ctx);
+ return 0;
+ }
+ }
+ return 1;
+}
+
+static void aglUnlock( vout_thread_t * p_vout )
+{
+ /* get the underlying CGL context */
+ CGLContextObj cglContext;
+ if( aglGetCGLContext(p_vout->p_sys->agl_ctx, (void**)&cglContext) )
+ {
+ CGLUnlockContext( cglContext );
+ }
+}