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

1 files changed, 22 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
@@ -118,3 +118,3 @@ 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)
 {
@@ -133,3 +133,3 @@ XineVideoWidget::~XineVideoWidget ( )
 {
-    ThreadUtil::AutoLock a(m_bufmutex);
+#if 0
     if (m_buff) {
@@ -139,2 +139,3 @@ XineVideoWidget::~XineVideoWidget ( )
     }
+#endif
     if (m_logo) {
@@ -146,2 +147,3 @@ void XineVideoWidget::clear ( )
 {
+#if 0
     ThreadUtil::AutoLock a(m_bufmutex);
@@ -152,2 +154,3 @@ void XineVideoWidget::clear ( )
     }
+#endif
     repaint ( false );
@@ -212,2 +215,14 @@ void XineVideoWidget::paintEvent2 ( QPaintEvent * )
 
+            /* 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()) {
@@ -267,2 +282,3 @@ void XineVideoWidget::setVideoFrame ( uchar* img, int w, int h, int bpl )
         int l = h*bpl;
+#if 0
         if (l!=m_lastsize) {
@@ -279,4 +295,6 @@ 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) {
@@ -284,2 +302,4 @@ void XineVideoWidget::setVideoFrame ( uchar* img, int w, int h, int bpl )
         }
+#endif
+        m_buff = img;
         m_bytes_per_line_frame = bpl;