sometimes the display must painted black - we'll just use memset

'cause working on fb itself so we'll not interfer with qpaint
from main thread

2 files changed, 25 insertions, 2 deletions

diff --git a/noncore/multimedia/opieplayer2/xinevideowidget.cpp b/noncore/multimedia/opieplayer2/xinevideowidget.cpp
index b27b8e1..7c98ce5 100644
--- a/noncore/multimedia/opieplayer2/xinevideowidget.cpp
+++ b/noncore/multimedia/opieplayer2/xinevideowidget.cpp
@@ -117,5 +117,5 @@ static inline void memcpy_step_rev ( void *_dst, void *_src, size_t len, size_t
 
 XineVideoWidget::XineVideoWidget ( QWidget* parent, const char* name )
-    : QWidget ( parent, name, WRepaintNoErase | WResizeNoErase )
+    : QWidget ( parent, name, WRepaintNoErase | WResizeNoErase ),old_framerect(0,0,0,0),old_size(0,0)
 {
     setBackgroundMode ( NoBackground );
@@ -132,5 +132,5 @@ XineVideoWidget::XineVideoWidget ( QWidget* parent, const char* name )
 XineVideoWidget::~XineVideoWidget ( )
 {
-    ThreadUtil::AutoLock a(m_bufmutex);
+#if 0
     if (m_buff) {
         delete[]m_buff;
@@ -138,4 +138,5 @@ XineVideoWidget::~XineVideoWidget ( )
         m_buff = 0;
     }
+#endif
     if (m_logo) {
         delete m_logo;
@@ -145,4 +146,5 @@ XineVideoWidget::~XineVideoWidget ( )
 void XineVideoWidget::clear ( )
 {
+#if 0
     ThreadUtil::AutoLock a(m_bufmutex);
     if (m_buff) {
@@ -151,4 +153,5 @@ void XineVideoWidget::clear ( )
         m_buff = 0;
     }
+#endif
     repaint ( false );
 }
@@ -211,4 +214,16 @@ void XineVideoWidget::paintEvent2 ( QPaintEvent * )
             uchar * dst = fb+framerect.y()*m_bytes_per_line_fb+framerect.x()*m_bytes_per_pixel;
 
+            /* clean up the fb screen when shrinking the image only! */
+            if (old_framerect.isValid() && old_size.width()==width()&&old_size.height()==height() &&
+                (old_framerect.width()>framerect.width() || old_framerect.height()>framerect.height())) {
+                uchar*_dst = fb+old_framerect.y()*m_bytes_per_line_fb+old_framerect.x()*m_bytes_per_pixel;
+                for (int z=0;z<old_framerect.height();++z) {
+                    memset(_dst,0,m_bytes_per_line_fb);
+                    _dst+=m_bytes_per_line_fb;
+                }
+            }
+            old_framerect=framerect;
+            old_size = size();
+
             if (framerect.height()!=m_framesize.height()) {
                 odebug << "Hoehm: " << framerect.height() << " <-> " << m_framesize.height() << oendl;
@@ -266,4 +281,5 @@ void XineVideoWidget::setVideoFrame ( uchar* img, int w, int h, int bpl )
         bool rot90 = (( -m_rotation ) & 1 );
         int l = h*bpl;
+#if 0
         if (l!=m_lastsize) {
             if (m_buff) {
@@ -278,9 +294,13 @@ void XineVideoWidget::setVideoFrame ( uchar* img, int w, int h, int bpl )
             }
         }
+#endif
         m_lastsize = l;
         m_framesize = QSize(w,h);
+#if 0
         if (m_buff && m_lastsize) {
             memcpy(m_buff,img,m_lastsize);
         }
+#endif
+        m_buff = img;
         m_bytes_per_line_frame = bpl;
         if (m_buff) paintEvent2(0);
diff --git a/noncore/multimedia/opieplayer2/xinevideowidget.h b/noncore/multimedia/opieplayer2/xinevideowidget.h
index a0ec5bc..f240b1c 100644
--- a/noncore/multimedia/opieplayer2/xinevideowidget.h
+++ b/noncore/multimedia/opieplayer2/xinevideowidget.h
@@ -35,4 +35,5 @@
 
 #include <qwidget.h>
+#include <qrect.h>
 
 #include "lib.h"
@@ -58,4 +59,6 @@ protected:
     virtual void paintEvent(QPaintEvent*);
     virtual void resizeEvent ( QResizeEvent *r );
+    QRect old_framerect;
+    QSize old_size;
 
     void mouseReleaseEvent ( QMouseEvent *e );