my last try to get mediaplayer2 more stable.

-> protected the videobuffer with mutex, make a deep copy of it so xine may
   destruct its internal buffers as wanted

2 files changed, 97 insertions, 52 deletions

diff --git a/noncore/multimedia/opieplayer2/xinevideowidget.cpp b/noncore/multimedia/opieplayer2/xinevideowidget.cpp
index 9e86041..211791b 100644
--- a/noncore/multimedia/opieplayer2/xinevideowidget.cpp
+++ b/noncore/multimedia/opieplayer2/xinevideowidget.cpp
@@ -1,36 +1,40 @@
 
 /*
-                            This file is part of the Opie Project
+                            This file is part of the Opie Project
 
-                             Copyright (c)  2002 Robert Griebl <sandman@handhelds.org>
+                             Copyright (c)  2002 Max Reiss <harlekin@handhelds.org>
+                             Copyright (c)  2002 L. Potter <ljp@llornkcor.com>
                              Copyright (c)  2002 Holger Freyther <zecke@handhelds.org>
               =.
             .=l.
-           .>+-=
- _;:,     .>    :=|.         This program is free software; you can
-.> <`_,   >  .   <=          redistribute it and/or  modify it under
-:`=1 )Y*s>-.--   :           the terms of the GNU General Public
-.="- .-=="i,     .._         License as published by the Free Software
- - .   .-<_>     .<>         Foundation; either version 2 of the License,
-     ._= =}       :          or (at your option) any later version.
-    .%`+i>       _;_.
-    .i_,=:_.      -<s.       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
-..}^=.=       =       ;      Library General Public License for more
-++=   -.     .`     .:       details.
- :     =  ...= . :.=-
- -.   .:....=;==+<;          You should have received a copy of the GNU
-  -_. . .   )=.  =           Library General Public License along with
-    --        :-=`           this library; see the file COPYING.LIB.
+           .>+-=
+ _;:,     .>    :=|.         This program is free software; you can
+.> <`_,   >  .   <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--   :           the terms of the GNU General Public
+.="- .-=="i,     .._         License as published by the Free Software
+ - .   .-<_>     .<>         Foundation; either version 2 of the License,
+     ._= =}       :          or (at your option) any later version.
+    .%`+i>       _;_.
+    .i_,=:_.      -<s.       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
+..}^=.=       =       ;      Library General Public License for more
+++=   -.     .`     .:       details.
+ :     =  ...= . :.=-
+ -.   .:....=;==+<;          You should have received a copy of the GNU
+  -_. . .   )=.  =           Library General Public License along with
+    --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
+#include "xinevideowidget.h"
+#include <opie2/odebug.h>
+
 #include <qimage.h>
 #include <qdirectpainter_qws.h>
 #include <qgfx_qws.h>
@@ -39,7 +43,8 @@
 
 #include <qpe/resource.h>
 
-#include "xinevideowidget.h"
+#include <pthread.h>
+
 
 
 // 0 deg rot: copy a line from src to dst (use libc memcpy)
@@ -121,17 +126,31 @@ XineVideoWidget::XineVideoWidget ( QWidget* parent, const char* name )
 	m_bytes_per_line_fb = qt_screen-> linestep ( );
 	m_bytes_per_pixel   = ( qt_screen->depth() + 7 ) / 8;
 	m_rotation          = 0;
+    m_lastsize = 0;
 }
 
 
 XineVideoWidget::~XineVideoWidget ( )
 {
+    ThreadUtil::AutoLock a(m_bufmutex);
+    if (m_buff) {
+        delete[]m_buff;
+        m_lastsize=0;
+        m_buff = 0;
+    }
+    if (m_logo) {
 	delete m_logo;
 }
+}
 
 void XineVideoWidget::clear ( )
 {
+    ThreadUtil::AutoLock a(m_bufmutex);
+    if (m_buff) {
+        delete[]m_buff;
+        m_lastsize=0;
 	m_buff = 0;
+    }
 	repaint ( false );
 }
 
@@ -152,6 +171,16 @@ QSize XineVideoWidget::videoSize() const
 
 void XineVideoWidget::paintEvent ( QPaintEvent * )
 {
+    ThreadUtil::AutoLock a(m_bufmutex);
+    QPainter p ( this );
+    p. fillRect ( rect (), black );
+    if (m_logo)
+        p. drawImage ( 0, 0, *m_logo );
+}
+
+void XineVideoWidget::paintEvent2 ( QPaintEvent * )
+{
+    ThreadUtil::AutoLock a(m_bufmutex);
 	if ( m_buff == 0 ) {
 		QPainter p ( this );
 		p. fillRect ( rect ( ), black );
@@ -272,7 +301,22 @@ void XineVideoWidget::setLogo ( QImage* logo )
 
 void XineVideoWidget::setVideoFrame ( uchar* img, int w, int h, int bpl )
 {
+    // mutex area for AutoLock
+    {
+        if (m_bufmutex.isLocked()) {
+            // no time to wait - drop frame
+            return;
+        }
+        ThreadUtil::AutoLock a(m_bufmutex);
 	bool rot90 = (( -m_rotation ) & 1 );
+        int l = h*m_bytes_per_pixel*w;
+        if (l>m_lastsize) {
+            if (m_buff) {
+                delete[]m_buff;
+            }
+            m_buff = new uchar[l];
+            m_lastsize=l;
+        }
 
 	if ( rot90 ) { // if the rotation is 90 or 270 we have to swap width / height
 		int d = w;
@@ -283,14 +327,11 @@ void XineVideoWidget::setVideoFrame ( uchar* img, int w, int h, int bpl )
 	m_lastframe = m_thisframe;
 	m_thisframe. setRect (( width ( ) - w ) / 2, ( height ( ) - h ) / 2, w , h );
 
-	m_buff                 = img;
+        memcpy(m_buff,img,m_lastsize);
 	m_bytes_per_line_frame = bpl;
+    } // Release Mutex
 
-	// only repaint the area that *really* needs to be repainted
-
-	repaint ((( m_thisframe & m_lastframe ) != m_lastframe ) ? m_lastframe : m_thisframe, false );
-	// ensure that we always have a valid frame!
-	m_buff = 0;
+    paintEvent2(0);
 }
 
 void XineVideoWidget::resizeEvent ( QResizeEvent * )
diff --git a/noncore/multimedia/opieplayer2/xinevideowidget.h b/noncore/multimedia/opieplayer2/xinevideowidget.h
index 8b3a3ea..7f00aaa 100644
--- a/noncore/multimedia/opieplayer2/xinevideowidget.h
+++ b/noncore/multimedia/opieplayer2/xinevideowidget.h
@@ -1,29 +1,31 @@
+
 /*
-                            This file is part of the Opie Project
+                            This file is part of the Opie Project
 
-                             Copyright (c)  2002 Robert Griebl <sandman@handhelds.org>
+                             Copyright (c)  2002 Max Reiss <harlekin@handhelds.org>
+                             Copyright (c)  2002 L. Potter <ljp@llornkcor.com>
                              Copyright (c)  2002 Holger Freyther <zecke@handhelds.org>
               =.
             .=l.
-           .>+-=
- _;:,     .>    :=|.         This program is free software; you can
-.> <`_,   >  .   <=          redistribute it and/or  modify it under
-:`=1 )Y*s>-.--   :           the terms of the GNU General Public
-.="- .-=="i,     .._         License as published by the Free Software
- - .   .-<_>     .<>         Foundation; either version 2 of the License,
-     ._= =}       :          or (at your option) any later version.
-    .%`+i>       _;_.
-    .i_,=:_.      -<s.       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
-..}^=.=       =       ;      Library General Public License for more
-++=   -.     .`     .:       details.
- :     =  ...= . :.=-
- -.   .:....=;==+<;          You should have received a copy of the GNU
-  -_. . .   )=.  =           Library General Public License along with
-    --        :-=`           this library; see the file COPYING.LIB.
+           .>+-=
+ _;:,     .>    :=|.         This program is free software; you can
+.> <`_,   >  .   <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--   :           the terms of the GNU General Public
+.="- .-=="i,     .._         License as published by the Free Software
+ - .   .-<_>     .<>         Foundation; either version 2 of the License,
+     ._= =}       :          or (at your option) any later version.
+    .%`+i>       _;_.
+    .i_,=:_.      -<s.       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
+..}^=.=       =       ;      Library General Public License for more
+++=   -.     .`     .:       details.
+ :     =  ...= . :.=-
+ -.   .:....=;==+<;          You should have received a copy of the GNU
+  -_. . .   )=.  =           Library General Public License along with
+    --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
@@ -31,7 +33,6 @@
 */
 
 
-
 #include <qwidget.h>
 
 #include "lib.h"
@@ -53,8 +54,9 @@ public:
     QSize videoSize() const;
 
 protected:
-    void paintEvent( QPaintEvent *p );
-    void resizeEvent ( QResizeEvent *r );
+    void paintEvent2( QPaintEvent *p );
+    virtual void paintEvent(QPaintEvent*);
+    virtual void resizeEvent ( QResizeEvent *r );
 
     void mouseReleaseEvent ( QMouseEvent *e );
 
@@ -70,7 +72,9 @@ private:
     int     m_bytes_per_line_fb;
     int     m_bytes_per_line_frame;
     int     m_bytes_per_pixel;
+    int     m_lastsize;
     QImage *m_logo;
     mutable int     m_rotation;
+    ThreadUtil::Mutex m_bufmutex;
 };