diff options
Diffstat (limited to 'src/part/videoWindow.cpp')
| -rw-r--r-- | src/part/videoWindow.cpp | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/src/part/videoWindow.cpp b/src/part/videoWindow.cpp new file mode 100644 index 0000000..d798b36 --- /dev/null +++ b/src/part/videoWindow.cpp @@ -0,0 +1,192 @@ +// (C) 2005 Max Howell (max.howell@methylblue.com) +// See COPYING file for licensing information + +#define CODEINE_DEBUG_PREFIX "videoWindow" + +#include <cstdlib> +#include "debug.h" +#include <qapplication.h> //sendEvent() +#include <qcursor.h> +#include <qevent.h> +#include "videoWindow.h" +#include <X11/Xlib.h> //TODO this breaks compile for lots of people due to excessive macro content +#include <xine.h> //x11_visual_t + + +namespace Codeine { + + +VideoWindow *VideoWindow::s_instance = 0; + + +namespace X +{ + Display *d; + int s, w; +} + + +VideoWindow::VideoWindow( QWidget *parent, const char *name ) + : QWidget( parent, name ) + , m_osd( 0 ) + , m_stream( 0 ) + , m_eventQueue( 0 ) + , m_videoPort( 0 ) + , m_audioPort( 0 ) + , m_xine( 0 ) + , m_displayRatio( 1 ) +{ + s_instance = this; + + // with this Konqueror would crash on exit + // without this we may be unstable! + //XInitThreads(); + + show(); + + setWFlags( Qt::WNoAutoErase ); + setMouseTracking( true ); + setAcceptDrops( true ); + setUpdatesEnabled( false ); //to stop Qt drawing over us + setPaletteBackgroundColor( Qt::black ); + + X::d = XOpenDisplay( std::getenv("DISPLAY") ); + X::s = DefaultScreen( X::d ); + X::w = winId(); + + XLockDisplay( X::d ); + XSelectInput( X::d, X::w, ExposureMask ); + + { + using X::d; using X::s; + + //these are Xlib macros + double w = DisplayWidth( d, s ) * 1000 / DisplayWidthMM( d, s ); + double h = DisplayHeight( d, s ) * 1000 / DisplayHeightMM( d, s ); + + m_displayRatio = w / h; + } + + XUnlockDisplay( X::d ); + + connect( &m_timer, SIGNAL(timeout()), SLOT(hideCursor()) ); +} + +VideoWindow::~VideoWindow() +{ + DEBUG_BLOCK + + if( m_osd ) xine_osd_free( m_osd ); + if( m_stream ) xine_close( m_stream ); + if( m_eventQueue ) xine_event_dispose_queue( m_eventQueue ); + if( m_stream ) xine_dispose( m_stream ); + if( m_videoPort ) xine_close_video_driver( m_xine, m_videoPort ); + if( m_audioPort ) xine_close_audio_driver( m_xine, m_audioPort ); + if( m_xine ) xine_exit( m_xine ); + + XCloseDisplay( X::d ); +} + +void* +VideoWindow::x11Visual() const +{ + x11_visual_t* visual = new x11_visual_t; + + visual->display = X::d; + visual->screen = X::s; + visual->d = X::w; + visual->dest_size_cb = &VideoWindow::destSizeCallBack; + visual->frame_output_cb = &VideoWindow::frameOutputCallBack; + visual->user_data = (void*)this; + + return visual; +} + +void +VideoWindow::destSizeCallBack( + void* p, int /*video_width*/, int /*video_height*/, + double /*video_aspect*/, int* dest_width, + int* dest_height, double* dest_aspect ) +{ + if( !p ) + return; + + #define vw static_cast<VideoWindow*>(p) + + *dest_width = vw->width(); + *dest_height = vw->height(); + *dest_aspect = vw->m_displayRatio; +} + +void +VideoWindow::frameOutputCallBack( + void* p, int video_width, int video_height, double video_aspect, + int* dest_x, int* dest_y, int* dest_width, int* dest_height, + double* dest_aspect, int* win_x, int* win_y ) +{ + if( !p ) + return; + + *dest_x = 0; + *dest_y = 0 ; + *dest_width = vw->width(); + *dest_height = vw->height(); + *win_x = vw->x(); + *win_y = vw->y(); + *dest_aspect = vw->m_displayRatio; + + // correct size with video aspect + // TODO what's this about? + if( video_aspect >= vw->m_displayRatio ) + video_width = int( double(video_width * video_aspect / vw->m_displayRatio + 0.5) ); + else + video_height = int( double(video_height * vw->m_displayRatio / video_aspect) + 0.5 ); + + #undef vw +} + +bool +VideoWindow::event( QEvent *e ) +{ + switch( e->type() ) + { + case QEvent::MouseMove: + case QEvent::MouseButtonPress: + unsetCursor(); + m_timer.start( CURSOR_HIDE_TIMEOUT, true ); + break; + + case QEvent::Close: + case QEvent::Hide: + xine_stop( m_stream ); + break; + + case QEvent::Leave: + m_timer.stop(); + break; + + default: + ; + } + + return QWidget::event( e ); +} + +bool +VideoWindow::x11Event( XEvent *e ) +{ + if( e->type == Expose && e->xexpose.count == 0 ) { + xine_gui_send_vo_data( m_stream, XINE_GUI_SEND_EXPOSE_EVENT, e ); + return true; + } + + return false; +} + +void +VideoWindow::hideCursor() +{ + setCursor( Qt::BlankCursor ); +} + +} //namespace Codeine |