Commit e17db4e3 authored by Laurent Aimar's avatar Laurent Aimar

Split out non events code into common.c

parent 7235303a
......@@ -2,28 +2,33 @@ SOURCES_directx = \
directx.c \
vout.h \
events.c \
common.c \
$(NULL)
SOURCES_direct3d = \
direct3d.c \
vout.h \
events.c \
common.c \
$(NULL)
SOURCES_glwin32 = \
glwin32.c \
vout.h \
events.c \
common.c \
$(NULL)
SOURCES_wingdi = \
wingdi.c \
vout.h \
events.c \
common.c \
$(NULL)
SOURCES_wingapi = \
wingdi.c \
vout.h \
events.c \
common.c \
$(NULL)
/*****************************************************************************
* common.c:
*****************************************************************************
* Copyright (C) 2001-2009 the VideoLAN team
* $Id$
*
* Authors: Gildas Bazin <gbazin@videolan.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble: This file contains the functions related to the creation of
* a window and the handling of its messages (events).
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <errno.h> /* ENOMEM */
#include <ctype.h> /* tolower() */
#ifndef _WIN32_WINNT
# define _WIN32_WINNT 0x0500
#endif
#include <vlc_common.h>
#include <vlc_interface.h>
#include <vlc_playlist.h>
#include <vlc_vout.h>
#include <vlc_vout_window.h>
#include <windows.h>
#include <tchar.h>
#include <windowsx.h>
#include <shellapi.h>
#ifdef MODULE_NAME_IS_directx
#include <ddraw.h>
#endif
#ifdef MODULE_NAME_IS_direct3d
#include <d3d9.h>
#endif
#ifdef MODULE_NAME_IS_glwin32
#include <GL/gl.h>
#endif
#include <vlc_keys.h>
#include "vout.h"
#ifndef UNDER_CE
#include <vlc_windows_interfaces.h>
#endif
#ifdef UNDER_CE
#include <aygshell.h>
//WINSHELLAPI BOOL WINAPI SHFullScreen(HWND hwndRequester, DWORD dwState);
#endif
static int vaControlParentWindow( vout_thread_t *, int, va_list );
/*****************************************************************************
* UpdateRects: update clipping rectangles
*****************************************************************************
* This function is called when the window position or size are changed, and
* its job is to update the source and destination RECTs used to display the
* picture.
*****************************************************************************/
void UpdateRects( vout_thread_t *p_vout, bool b_force )
{
#define rect_src p_vout->p_sys->rect_src
#define rect_src_clipped p_vout->p_sys->rect_src_clipped
#define rect_dest p_vout->p_sys->rect_dest
#define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
unsigned int i_width, i_height, i_x, i_y;
RECT rect;
POINT point;
/* Retrieve the window size */
GetClientRect( p_vout->p_sys->hwnd, &rect );
/* Retrieve the window position */
point.x = point.y = 0;
ClientToScreen( p_vout->p_sys->hwnd, &point );
/* If nothing changed, we can return */
if( !b_force
&& p_vout->p_sys->i_window_width == rect.right
&& p_vout->p_sys->i_window_height == rect.bottom
&& p_vout->p_sys->i_window_x == point.x
&& p_vout->p_sys->i_window_y == point.y )
{
return;
}
/* Update the window position and size */
p_vout->p_sys->i_window_x = point.x;
p_vout->p_sys->i_window_y = point.y;
p_vout->p_sys->i_window_width = rect.right;
p_vout->p_sys->i_window_height = rect.bottom;
vout_PlacePicture( p_vout, rect.right, rect.bottom,
&i_x, &i_y, &i_width, &i_height );
if( p_vout->p_sys->hvideownd )
SetWindowPos( p_vout->p_sys->hvideownd, 0,
i_x, i_y, i_width, i_height,
SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS );
/* Destination image position and dimensions */
rect_dest.left = point.x + i_x;
rect_dest.right = rect_dest.left + i_width;
rect_dest.top = point.y + i_y;
rect_dest.bottom = rect_dest.top + i_height;
#ifdef MODULE_NAME_IS_directx
/* Apply overlay hardware constraints */
if( p_vout->p_sys->b_using_overlay )
{
if( p_vout->p_sys->i_align_dest_boundary )
rect_dest.left = ( rect_dest.left +
p_vout->p_sys->i_align_dest_boundary / 2 ) &
~p_vout->p_sys->i_align_dest_boundary;
if( p_vout->p_sys->i_align_dest_size )
rect_dest.right = (( rect_dest.right - rect_dest.left +
p_vout->p_sys->i_align_dest_size / 2 ) &
~p_vout->p_sys->i_align_dest_size) + rect_dest.left;
}
/* UpdateOverlay directdraw function doesn't automatically clip to the
* display size so we need to do it otherwise it will fail */
/* Clip the destination window */
if( !IntersectRect( &rect_dest_clipped, &rect_dest,
&p_vout->p_sys->rect_display ) )
{
SetRectEmpty( &rect_src_clipped );
return;
}
#ifndef NDEBUG
msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:"
" %li,%li,%li,%li",
rect_dest_clipped.left, rect_dest_clipped.top,
rect_dest_clipped.right, rect_dest_clipped.bottom );
#endif
#else /* MODULE_NAME_IS_directx */
/* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
rect_dest_clipped = rect_dest;
#endif
/* the 2 following lines are to fix a bug when clicking on the desktop */
if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 ||
(rect_dest_clipped.bottom - rect_dest_clipped.top)==0 )
{
SetRectEmpty( &rect_src_clipped );
return;
}
/* src image dimensions */
rect_src.left = 0;
rect_src.top = 0;
rect_src.right = p_vout->render.i_width;
rect_src.bottom = p_vout->render.i_height;
/* Clip the source image */
rect_src_clipped.left = p_vout->fmt_out.i_x_offset +
(rect_dest_clipped.left - rect_dest.left) *
p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
rect_src_clipped.right = p_vout->fmt_out.i_x_offset +
p_vout->fmt_out.i_visible_width -
(rect_dest.right - rect_dest_clipped.right) *
p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
rect_src_clipped.top = p_vout->fmt_out.i_y_offset +
(rect_dest_clipped.top - rect_dest.top) *
p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
rect_src_clipped.bottom = p_vout->fmt_out.i_y_offset +
p_vout->fmt_out.i_visible_height -
(rect_dest.bottom - rect_dest_clipped.bottom) *
p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
#ifdef MODULE_NAME_IS_directx
/* Apply overlay hardware constraints */
if( p_vout->p_sys->b_using_overlay )
{
if( p_vout->p_sys->i_align_src_boundary )
rect_src_clipped.left = ( rect_src_clipped.left +
p_vout->p_sys->i_align_src_boundary / 2 ) &
~p_vout->p_sys->i_align_src_boundary;
if( p_vout->p_sys->i_align_src_size )
rect_src_clipped.right = (( rect_src_clipped.right -
rect_src_clipped.left +
p_vout->p_sys->i_align_src_size / 2 ) &
~p_vout->p_sys->i_align_src_size) + rect_src_clipped.left;
}
#endif
#ifndef NDEBUG
msg_Dbg( p_vout, "DirectXUpdateRects image_src_clipped"
" coords: %li,%li,%li,%li",
rect_src_clipped.left, rect_src_clipped.top,
rect_src_clipped.right, rect_src_clipped.bottom );
#endif
#ifdef MODULE_NAME_IS_directx
/* The destination coordinates need to be relative to the current
* directdraw primary surface (display) */
rect_dest_clipped.left -= p_vout->p_sys->rect_display.left;
rect_dest_clipped.right -= p_vout->p_sys->rect_display.left;
rect_dest_clipped.top -= p_vout->p_sys->rect_display.top;
rect_dest_clipped.bottom -= p_vout->p_sys->rect_display.top;
if( p_vout->p_sys->b_using_overlay )
DirectDrawUpdateOverlay( p_vout );
#endif
#ifndef UNDER_CE
/* Windows 7 taskbar thumbnail code */
LPTASKBARLIST3 p_taskbl;
OSVERSIONINFO winVer;
winVer.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if( GetVersionEx(&winVer) && winVer.dwMajorVersion > 5 )
{
CoInitialize( 0 );
if( S_OK == CoCreateInstance( &clsid_ITaskbarList,
NULL, CLSCTX_INPROC_SERVER,
&IID_ITaskbarList3,
&p_taskbl) )
{
RECT rect_video, rect_parent, rect_relative;
HWND hroot = GetAncestor(p_vout->p_sys->hwnd,GA_ROOT);
p_taskbl->vt->HrInit(p_taskbl);
GetWindowRect(p_vout->p_sys->hvideownd, &rect_video);
GetWindowRect(hroot, &rect_parent);
rect_relative.left = rect_video.left - rect_parent.left - 8;
rect_relative.right = rect_video.right - rect_video.left + rect_relative.left;
rect_relative.top = rect_video.top - rect_parent.top - 10;
rect_relative.bottom = rect_video.bottom - rect_video.top + rect_relative.top - 25;
if (S_OK != p_taskbl->vt->SetThumbnailClip(p_taskbl, hroot, &rect_relative))
msg_Err( p_vout, "SetThumbNailClip failed");
p_taskbl->vt->Release(p_taskbl);
}
CoUninitialize();
}
#endif
/* Signal the change in size/position */
p_vout->p_sys->i_changes |= DX_POSITION_CHANGE;
#undef rect_src
#undef rect_src_clipped
#undef rect_dest
#undef rect_dest_clipped
}
/*****************************************************************************
* Control: control facility for the vout
*****************************************************************************/
int Control( vout_thread_t *p_vout, int i_query, va_list args )
{
RECT rect_window;
switch( i_query )
{
case VOUT_SET_SIZE:
if( p_vout->p_sys->parent_window )
return vaControlParentWindow( p_vout, i_query, args );
/* Update dimensions */
rect_window.top = rect_window.left = 0;
rect_window.right = va_arg( args, unsigned int );
rect_window.bottom = va_arg( args, unsigned int );
if( !rect_window.right ) rect_window.right = p_vout->i_window_width;
if( !rect_window.bottom ) rect_window.bottom = p_vout->i_window_height;
AdjustWindowRect( &rect_window, p_vout->p_sys->i_window_style, 0 );
SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
rect_window.right - rect_window.left,
rect_window.bottom - rect_window.top, SWP_NOMOVE );
return VLC_SUCCESS;
case VOUT_SET_STAY_ON_TOP:
if( p_vout->p_sys->hparent && !var_GetBool( p_vout, "fullscreen" ) )
return vaControlParentWindow( p_vout, i_query, args );
p_vout->p_sys->b_on_top_change = true;
return VLC_SUCCESS;
default:
return VLC_EGENERIC;
}
}
/* Internal wrapper over GetWindowPlacement */
static WINDOWPLACEMENT getWindowState(HWND hwnd)
{
WINDOWPLACEMENT window_placement;
window_placement.length = sizeof(WINDOWPLACEMENT);
GetWindowPlacement( hwnd, &window_placement );
return window_placement;
}
/* Internal wrapper to call vout_ControlWindow for hparent */
static int vaControlParentWindow( vout_thread_t *p_vout, int i_query,
va_list args )
{
switch( i_query )
{
case VOUT_SET_SIZE:
{
const unsigned i_width = va_arg(args, unsigned);
const unsigned i_height = va_arg(args, unsigned);
return vout_window_SetSize( p_vout->p_sys->parent_window, i_width, i_height );
}
case VOUT_SET_STAY_ON_TOP:
{
const bool is_on_top = va_arg(args, int);
return vout_window_SetOnTop( p_vout->p_sys->parent_window, is_on_top );
}
default:
return VLC_EGENERIC;
}
}
#if 0
static int ControlParentWindow( vout_thread_t *p_vout, int i_query, ... )
{
va_list args;
int ret;
va_start( args, i_query );
ret = vaControlParentWindow( p_vout, i_query, args );
va_end( args );
return ret;
}
#endif
void Win32ToggleFullscreen( vout_thread_t *p_vout )
{
HWND hwnd = (p_vout->p_sys->hparent && p_vout->p_sys->hfswnd) ?
p_vout->p_sys->hfswnd : p_vout->p_sys->hwnd;
/* Save the current windows placement/placement to restore
when fullscreen is over */
WINDOWPLACEMENT window_placement = getWindowState( hwnd );
p_vout->b_fullscreen = ! p_vout->b_fullscreen;
/* We want to go to Fullscreen */
if( p_vout->b_fullscreen )
{
msg_Dbg( p_vout, "entering fullscreen mode" );
/* Change window style, no borders and no title bar */
int i_style = WS_CLIPCHILDREN | WS_VISIBLE;
SetWindowLong( hwnd, GWL_STYLE, i_style );
if( p_vout->p_sys->hparent )
{
#ifdef UNDER_CE
POINT point = {0,0};
RECT rect;
ClientToScreen( p_vout->p_sys->hwnd, &point );
GetClientRect( p_vout->p_sys->hwnd, &rect );
SetWindowPos( hwnd, 0, point.x, point.y,
rect.right, rect.bottom,
SWP_NOZORDER|SWP_FRAMECHANGED );
#else
/* Retrieve current window position so fullscreen will happen
*on the right screen */
HMONITOR hmon = MonitorFromWindow(p_vout->p_sys->hparent,
MONITOR_DEFAULTTONEAREST);
MONITORINFO mi;
if (GetMonitorInfo(hmon, &mi))
SetWindowPos( hwnd, 0,
mi.rcMonitor.left,
mi.rcMonitor.top,
mi.rcMonitor.right - mi.rcMonitor.left,
mi.rcMonitor.bottom - mi.rcMonitor.top,
SWP_NOZORDER|SWP_FRAMECHANGED );
#endif
}
else
{
/* Maximize non embedded window */
ShowWindow( hwnd, SW_SHOWMAXIMIZED );
}
if( p_vout->p_sys->hparent )
{
/* Hide the previous window */
RECT rect;
GetClientRect( hwnd, &rect );
SetParent( p_vout->p_sys->hwnd, hwnd );
SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
rect.right, rect.bottom,
SWP_NOZORDER|SWP_FRAMECHANGED );
#ifdef UNDER_CE
HWND topLevelParent = GetParent( p_vout->p_sys->hparent );
#else
HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
#endif
ShowWindow( topLevelParent, SW_HIDE );
}
SetForegroundWindow( hwnd );
}
else
{
msg_Dbg( p_vout, "leaving fullscreen mode" );
/* Change window style, no borders and no title bar */
SetWindowLong( hwnd, GWL_STYLE, p_vout->p_sys->i_window_style );
if( p_vout->p_sys->hparent )
{
RECT rect;
GetClientRect( p_vout->p_sys->hparent, &rect );
SetParent( p_vout->p_sys->hwnd, p_vout->p_sys->hparent );
SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
rect.right, rect.bottom,
SWP_NOZORDER|SWP_FRAMECHANGED );
#ifdef UNDER_CE
HWND topLevelParent = GetParent( p_vout->p_sys->hparent );
#else
HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
#endif
ShowWindow( topLevelParent, SW_SHOW );
SetForegroundWindow( p_vout->p_sys->hparent );
ShowWindow( hwnd, SW_HIDE );
}
else
{
/* return to normal window for non embedded vout */
SetWindowPlacement( hwnd, &window_placement );
ShowWindow( hwnd, SW_SHOWNORMAL );
}
/* Make sure the mouse cursor is displayed */
PostMessage( p_vout->p_sys->hwnd, WM_VLC_SHOW_MOUSE, 0, 0 );
}
/* Update the object variable and trigger callback */
var_SetBool( p_vout, "fullscreen", p_vout->b_fullscreen );
}
#ifndef UNDER_CE
void DisableScreensaver( vout_thread_t *p_vout )
{
/* disable screensaver by temporarily changing system settings */
p_vout->p_sys->i_spi_lowpowertimeout = 0;
p_vout->p_sys->i_spi_powerofftimeout = 0;
p_vout->p_sys->i_spi_screensavetimeout = 0;
if( var_GetBool( p_vout, "disable-screensaver" ) )
{
msg_Dbg(p_vout, "disabling screen saver");
SystemParametersInfo(SPI_GETLOWPOWERTIMEOUT,
0, &(p_vout->p_sys->i_spi_lowpowertimeout), 0);
if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT, 0, NULL, 0);
}
SystemParametersInfo(SPI_GETPOWEROFFTIMEOUT, 0,
&(p_vout->p_sys->i_spi_powerofftimeout), 0);
if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT, 0, NULL, 0);
}
SystemParametersInfo(SPI_GETSCREENSAVETIMEOUT, 0,
&(p_vout->p_sys->i_spi_screensavetimeout), 0);
if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT, 0, NULL, 0);
}
}
}
void RestoreScreensaver( vout_thread_t *p_vout )
{
/* restore screensaver system settings */
if( 0 != p_vout->p_sys->i_spi_lowpowertimeout ) {
SystemParametersInfo(SPI_SETLOWPOWERTIMEOUT,
p_vout->p_sys->i_spi_lowpowertimeout, NULL, 0);
}
if( 0 != p_vout->p_sys->i_spi_powerofftimeout ) {
SystemParametersInfo(SPI_SETPOWEROFFTIMEOUT,
p_vout->p_sys->i_spi_powerofftimeout, NULL, 0);
}
if( 0 != p_vout->p_sys->i_spi_screensavetimeout ) {
SystemParametersInfo(SPI_SETSCREENSAVETIMEOUT,
p_vout->p_sys->i_spi_screensavetimeout, NULL, 0);
}
}
#endif
......@@ -192,6 +192,7 @@ static int OpenVideo( vlc_object_t *p_this )
p_vout->pf_manage = Manage;
p_vout->pf_render = Direct3DVoutRenderScene;
p_vout->pf_display = FirstDisplay;
p_vout->pf_control = Control;
p_vout->p_sys->hwnd = p_vout->p_sys->hvideownd = NULL;
p_vout->p_sys->hparent = p_vout->p_sys->hfswnd = NULL;
......
......@@ -225,6 +225,7 @@ static int OpenVideo( vlc_object_t *p_this )
p_vout->pf_manage = Manage;
p_vout->pf_render = NULL;
p_vout->pf_display = FirstDisplay;
p_vout->pf_control = Control;
p_vout->p_sys->p_ddobject = NULL;
p_vout->p_sys->p_display = NULL;
......
......@@ -61,10 +61,6 @@
#include <vlc_keys.h>
#include "vout.h"
#ifndef UNDER_CE
#include <vlc_windows_interfaces.h>
#endif
#ifdef UNDER_CE
#include <aygshell.h>
//WINSHELLAPI BOOL WINAPI SHFullScreen(HWND hwndRequester, DWORD dwState);
......@@ -85,9 +81,6 @@ static int DirectXCreateWindow( vout_thread_t *p_vout );
static void DirectXCloseWindow ( vout_thread_t *p_vout );
static long FAR PASCAL DirectXEventProc( HWND, UINT, WPARAM, LPARAM );
static int Control( vout_thread_t *p_vout, int i_query, va_list args );
static int vaControlParentWindow( vout_thread_t *, int, va_list );
static void DirectXPopupMenu( event_thread_t *p_event, bool b_open )
{
vlc_value_t val;
......@@ -105,7 +98,7 @@ static int DirectXConvertKey( int i_key );
* The main goal of this thread is to isolate the Win32 PeekMessage function
* because this one can block for a long time.
*****************************************************************************/
void* EventThread( vlc_object_t *p_this )
static void* EventThread( vlc_object_t *p_this )
{
event_thread_t *p_event = (event_thread_t *)p_this;
MSG msg;
......@@ -115,9 +108,6 @@ void* EventThread( vlc_object_t *p_this )
HMODULE hkernel32;
int canc = vlc_savecancel ();
/* Initialisation */
p_event->p_vout->pf_control = Control;
/* Create a window for the video */
/* Creating a window under Windows also initializes the thread's event
* message queue */
......@@ -635,210 +625,6 @@ static void DirectXCloseWindow( vout_thread_t *p_vout )
* exit */
}
/*****************************************************************************
* UpdateRects: update clipping rectangles
*****************************************************************************
* This function is called when the window position or size are changed, and
* its job is to update the source and destination RECTs used to display the
* picture.
*****************************************************************************/
void UpdateRects( vout_thread_t *p_vout, bool b_force )
{
#define rect_src p_vout->p_sys->rect_src
#define rect_src_clipped p_vout->p_sys->rect_src_clipped
#define rect_dest p_vout->p_sys->rect_dest
#define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
unsigned int i_width, i_height, i_x, i_y;
RECT rect;
POINT point;
/* Retrieve the window size */
GetClientRect( p_vout->p_sys->hwnd, &rect );
/* Retrieve the window position */
point.x = point.y = 0;
ClientToScreen( p_vout->p_sys->hwnd, &point );
/* If nothing changed, we can return */
if( !b_force
&& p_vout->p_sys->i_window_width == rect.right
&& p_vout->p_sys->i_window_height == rect.bottom
&& p_vout->p_sys->i_window_x == point.x
&& p_vout->p_sys->i_window_y == point.y )
{
return;
}
/* Update the window position and size */
p_vout->p_sys->i_window_x = point.x;
p_vout->p_sys->i_window_y = point.y;
p_vout->p_sys->i_window_width = rect.right;
p_vout->p_sys->i_window_height = rect.bottom;
vout_PlacePicture( p_vout, rect.right, rect.bottom,
&i_x, &i_y, &i_width, &i_height );
if( p_vout->p_sys->hvideownd )
SetWindowPos( p_vout->p_sys->hvideownd, 0,
i_x, i_y, i_width, i_height,
SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS );
/* Destination image position and dimensions */
rect_dest.left = point.x + i_x;
rect_dest.right = rect_dest.left + i_width;
rect_dest.top = point.y + i_y;
rect_dest.bottom = rect_dest.top + i_height;
#ifdef MODULE_NAME_IS_directx
/* Apply overlay hardware constraints */
if( p_vout->p_sys->b_using_overlay )
{
if( p_vout->p_sys->i_align_dest_boundary )
rect_dest.left = ( rect_dest.left +
p_vout->p_sys->i_align_dest_boundary / 2 ) &
~p_vout->p_sys->i_align_dest_boundary;
if( p_vout->p_sys->i_align_dest_size )
rect_dest.right = (( rect_dest.right - rect_dest.left +
p_vout->p_sys->i_align_dest_size / 2 ) &
~p_vout->p_sys->i_align_dest_size) + rect_dest.left;
}
/* UpdateOverlay directdraw function doesn't automatically clip to the
* display size so we need to do it otherwise it will fail */
/* Clip the destination window */
if( !IntersectRect( &rect_dest_clipped, &rect_dest,
&p_vout->p_sys->rect_display ) )
{
SetRectEmpty( &rect_src_clipped );
return;
}
#ifndef NDEBUG
msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:"
" %li,%li,%li,%li",
rect_dest_clipped.left, rect_dest_clipped.top,
rect_dest_clipped.right, rect_dest_clipped.bottom );
#endif
#else /* MODULE_NAME_IS_directx */
/* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
rect_dest_clipped = rect_dest;
#endif
/* the 2 following lines are to fix a bug when clicking on the desktop */
if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 ||
(rect_dest_clipped.bottom - rect_dest_clipped.top)==0 )
{