figured out how to get binary RAW data into a QImage

actual capturing is now only a footstep away :-D

4 files changed, 49 insertions, 6 deletions

diff --git a/noncore/multimedia/camera/mainwindow.cpp b/noncore/multimedia/camera/mainwindow.cpp
index 6431dfa..2cca9f9 100644
--- a/noncore/multimedia/camera/mainwindow.cpp
+++ b/noncore/multimedia/camera/mainwindow.cpp
@@ -13,8 +13,9 @@
 **
 **********************************************************************/
 
 #include "mainwindow.h"
+#include "zcameraio.h"
 
 #include <qvbox.h>
 #include <qpushbutton.h>
 #include <qlabel.h>
@@ -25,9 +26,9 @@
 CameraMainWindow::CameraMainWindow( QWidget * parent, const char * name, WFlags f )
            :QMainWindow( parent, name, f )
 {
     QVBox* v = new QVBox( this );
-    QLabel* l = new QLabel( v );
+    l = new QLabel( v );
     l->setFixedSize( QSize( 240, 160 ) );
     QPushButton* p = new QPushButton( "Snapshot", v );
     connect( p, SIGNAL( clicked() ), this, SLOT( clickedSnapShot() ) );
     v->show();
@@ -44,7 +45,13 @@ CameraMainWindow::~CameraMainWindow()
 
 
 void CameraMainWindow::clickedSnapShot()
 {
-    qDebug( "Hello!" );
+    QImage i;
+    QPixmap p;
+    if ( ZCameraIO::instance()->snapshot( &i ) )
+    {
+        p.convertFromImage( i );
+        l->setPixmap( p );
+    }
 }
 
diff --git a/noncore/multimedia/camera/mainwindow.h b/noncore/multimedia/camera/mainwindow.h
index a349652..521107b 100644
--- a/noncore/multimedia/camera/mainwindow.h
+++ b/noncore/multimedia/camera/mainwindow.h
@@ -17,12 +17,11 @@
 #define MAINWINDOW_H
 
 #include <qmainwindow.h>
 
-class Wellenreiter;
-class WellenreiterConfigWindow;
 class QIconSet;
 class QToolButton;
+class QLabel;
 
 class CameraMainWindow: public QMainWindow
 {
   Q_OBJECT
@@ -34,7 +33,10 @@ class CameraMainWindow: public QMainWindow
   protected:
 
   public slots:
     void clickedSnapShot();
+
+  private:
+    QLabel* l;
 };
 
 #endif
diff --git a/noncore/multimedia/camera/zcameraio.cpp b/noncore/multimedia/camera/zcameraio.cpp
index aa6cbe3..e74136f 100644
--- a/noncore/multimedia/camera/zcameraio.cpp
+++ b/noncore/multimedia/camera/zcameraio.cpp
@@ -25,14 +25,17 @@
 #include <qimage.h>
 
 #include <opie2/odebug.h>
 
+ZCameraIO* ZCameraIO::_instance = 0;
+
 ZCameraIO::ZCameraIO()
 {
     _driver = open( "/dev/sharp_zdc", O_RDWR );
     if ( _driver == -1 )
         oerr << "Can't open camera driver: " << strerror(errno) << oendl;
 
+    ZCameraIO::_instance = this;
 };
 
 
 ZCameraIO::~ZCameraIO()
@@ -41,10 +44,12 @@ ZCameraIO::~ZCameraIO()
         close( _driver );
 }
 
 
-bool ZCameraIO::snapshot( QImage* img )
+bool ZCameraIO::snapshot( QImage* image )
 {
+    /*
+
     char buf[76800];
 
     write( _driver, "M=13", 4 );
     write( _driver, "R=240,160,256,480", 17 );
@@ -52,5 +57,33 @@ bool ZCameraIO::snapshot( QImage* img )
 
     int result = read( _driver, &buf, sizeof buf );
 
     return result == sizeof buf;
+
+    */
+
+    uchar buf[76800];
+    uchar* bp = buf;
+    uchar* p;
+
+
+    int fd = open( "/tmp/cam", O_RDONLY );
+    if ( read( fd, buf, sizeof buf ) != sizeof buf )
+        qDebug( "WARNING: couldn't read image!" );
+
+    image->create( 240, 160, 16 );
+    for ( int i = 0; i < 160; ++i )
+    {
+        p = image->scanLine( i );
+        for ( int j = 0; j < 240; j++ )
+        {
+            *p = *bp;
+            p++;
+            bp++;
+            *p = *bp;
+            p++;
+            bp++;
+        }
+    }
+
+    return true;
 }
diff --git a/noncore/multimedia/camera/zcameraio.h b/noncore/multimedia/camera/zcameraio.h
index 817d3b4..1690aa6 100644
--- a/noncore/multimedia/camera/zcameraio.h
+++ b/noncore/multimedia/camera/zcameraio.h
@@ -24,12 +24,13 @@ class ZCameraIO
     ZCameraIO();
     virtual ~ZCameraIO();
 
     bool isOpen() const { return _driver != -1; };
-
     bool snapshot( QImage* );
+    static ZCameraIO* instance() { return _instance; };
 
   private:
     int _driver;
+    static ZCameraIO* _instance;
 };
 
 #endif