too much work for that damn video feature... some progress, but it's still not right

6 files changed, 530 insertions, 35 deletions

diff --git a/noncore/multimedia/camera/avi.c b/noncore/multimedia/camera/avi.c
new file mode 100644
index 0000000..0c757c9
--- a/dev/null
+++ b/noncore/multimedia/camera/avi.c
@@ -0,0 +1,235 @@
+/**********************************************************************
+** Copyright (C) 2003 Michael 'Mickey' Lauer.  All rights reserved.
+** Based on work from Andrew Tridgell and the jpegtoavi project
+**
+** This file is part of Opie Environment.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+**********************************************************************/
+
+#include "avi.h"
+
+#include <string.h>
+#include <stdio.h>
+
+int nframes;
+int totalsize;
+unsigned int* sizes;
+
+void fprint_quartet(int fd, unsigned int i)
+{
+    char data[4];
+
+    data[0] = (char) i%0x100;
+    i /= 0x100;
+    data[1] = (char) i%0x100;
+    i /= 0x100;
+    data[2] = (char) i%0x100;
+    i /= 0x100;
+    data[3] = (char) i%0x100;
+
+    write( fd, &data, 4 );
+}
+
+// start writing an AVI file
+
+void avi_start(int fd, int frames)
+{
+    int ofs = sizeof(struct riff_head)+
+              sizeof(struct list_head)+
+              sizeof(struct avi_head)+
+              sizeof(struct list_head)+
+              sizeof(struct stream_head)+
+              sizeof(struct frame_head)+
+              sizeof(struct list_head)+
+              sizeof(struct dmlh_head)+
+              sizeof(struct list_head);
+
+    printf( "avi_start: frames = %d\n", frames );
+
+    lseek(fd, ofs, SEEK_SET);
+
+    nframes = 0;
+    totalsize = 0;
+
+    sizes = (unsigned int*) calloc( sizeof(unsigned int), frames );   // hold size of each frame
+}
+
+// add a jpeg frame to an AVI file
+void avi_add(int fd, u8 *buf, int size)
+{
+    struct db_head db = {"00db", 0};
+
+    printf( "avi_add: nframes = %d, totalsize = %d, size = %d\n", nframes, totalsize, size );
+
+    // overwrite JFIF type with AVI1
+    buf[6]='A';
+    buf[7]='V';
+    buf[8]='I';
+    buf[9]='1';
+
+    while( size%4 ) size++; // align 0 modulo 4*/
+    db.size = size;
+
+    write( fd, &db, sizeof(db) );
+    write( fd, buf, size );
+
+    sizes[nframes] = size;
+
+    nframes++;
+    totalsize += size;  // total frame size
+}
+
+// finish writing the AVI file - filling in the header
+void avi_end(int fd, int width, int height, int fps)
+{
+    struct idx1_head idx = {"idx1", 16*nframes };
+    struct db_head db = {"00db", 0};
+    struct riff_head rh = { "RIFF", 0, "AVI "};
+    struct list_head lh1 = {"LIST", 0, "hdrl"};
+    struct avi_head ah;
+    struct list_head lh2 = {"LIST", 0, "strl"};
+    struct stream_head sh;
+    struct frame_head fh;
+    struct list_head lh3 = {"LIST", 0, "odml" };
+    struct dmlh_head dh = {"dmlh", 4, nframes };
+    struct list_head lh4 = {"LIST", 0, "movi"};
+    int i;
+    unsigned int offset = 4;
+
+    printf( "avi_end: nframes = %d, fps = %d\n", nframes, fps );
+
+    // write index
+
+    write(fd, &idx, sizeof(idx));
+
+    for ( i = 0; i < nframes; i++ )
+    {
+        write(fd, &db, 4 ); // only need the 00db
+        fprint_quartet( fd, 18 );       // ???
+        fprint_quartet( fd, offset );
+        fprint_quartet( fd, sizes[i] );
+        offset += sizes[i];
+    }
+
+    free( sizes );
+
+    bzero( &ah, sizeof(ah) );
+    strcpy(ah.avih, "avih");
+    ah.time = 1000000 / fps;
+    ah.maxbytespersec = 1000000.0*(totalsize/nframes)/ah.time;
+    ah.numstreams = 1;
+    ah.flags = AVIF_HASINDEX;
+    ah.width = width;
+    ah.height = height;
+
+    bzero(&sh, sizeof(sh));
+    strcpy(sh.strh, "strh");
+    strcpy(sh.vids, "vids");
+    strcpy(sh.codec, "MJPG");
+    sh.scale = ah.time;
+    sh.rate = 1000000;
+    sh.length = nframes;
+
+    bzero(&fh, sizeof(fh));
+    strcpy(fh.strf, "strf");
+    fh.width = width;
+    fh.height = height;
+    fh.planes = 1;
+    fh.bitcount = 24;
+    strcpy(fh.codec,"MJPG");
+    fh.unpackedsize = 3*width*height;
+
+    rh.size = sizeof(lh1)+sizeof(ah)+sizeof(lh2)+sizeof(sh)+
+        sizeof(fh)+sizeof(lh3)+sizeof(dh)+sizeof(lh4)+
+        nframes*sizeof(struct db_head)+
+        totalsize + sizeof(struct idx1_head)+ (16*nframes) +4; // FIXME:16 bytes per nframe // the '4' - what for???
+
+    lh1.size = 4+sizeof(ah)+sizeof(lh2)+sizeof(sh)+sizeof(fh)+sizeof(lh3)+sizeof(dh);
+    ah.size = sizeof(ah)-8;
+    lh2.size = 4+sizeof(sh)+sizeof(fh)+sizeof(lh3)+sizeof(dh);     //4+sizeof(sh)+sizeof(fh);
+    sh.size = sizeof(sh)-8;
+    fh.size = sizeof(fh)-8;
+    fh.size2 = fh.size;
+    lh3.size = 4+sizeof(dh);
+    lh4.size = 4+ nframes*sizeof(struct db_head)+ totalsize;
+
+    lseek(fd, 0, SEEK_SET);
+
+    write(fd, &rh, sizeof(rh));
+    write(fd, &lh1, sizeof(lh1));
+    write(fd, &ah, sizeof(ah));
+    write(fd, &lh2, sizeof(lh2));
+    write(fd, &sh, sizeof(sh));
+    write(fd, &fh, sizeof(fh));
+    write(fd, &lh3, sizeof(lh3));
+    write(fd, &dh, sizeof(dh));
+    write(fd, &lh4, sizeof(lh4));
+}
+
+
+/* NOTE: This is not a general purpose routine - it is meant to only
+   cope with AVIs saved using the other functions in this file
+void avi_explode(char *fname)
+{
+	struct riff_head rh;
+	struct list_head lh1;
+	struct avi_head ah;
+	struct list_head lh2;
+	struct stream_head sh;
+	struct frame_head fh;
+	struct list_head lh3;
+	int hsize, qsize;
+	u16 *htables = jpeg_huffman_tables(&hsize);
+	u16 *qtables = jpeg_quantisation_tables(&qsize, image_quality);
+	int fd, i;
+
+	fd = open(fname,O_RDONLY);
+	if (fd == -1) {
+		perror(fname);
+		return;
+	}
+
+	read(fd, &rh, sizeof(rh));
+	read(fd, &lh1, sizeof(lh1));
+	read(fd, &ah, sizeof(ah));
+	read(fd, &lh2, sizeof(lh2));
+	read(fd, &sh, sizeof(sh));
+	read(fd, &fh, sizeof(fh));
+	read(fd, &lh3, sizeof(lh3));
+
+	for (i=0; ; i++) {
+		u8 buf[500*1024];
+		struct db_head db;
+		char fname[100];
+		int fd2;
+
+		if (read(fd, &db, sizeof(db)) != sizeof(db) ||
+		    read(fd, buf, db.size) != db.size) break;
+
+		snprintf(fname, sizeof(fname)-1,"frame.%d", i);
+
+		fd2 = open(fname,O_WRONLY|O_CREAT, 0644);
+		if (fd2 == -1) {
+			perror(fname);
+			continue;
+		}
+		write(fd2, buf, 2);
+		write(fd2, qtables, qsize);
+		write(fd2, htables, hsize);
+		write(fd2, buf+2, db.size-2);
+		close(fd2);
+	}
+	close(fd);
+	printf("exploded %d frames\n", i);
+}
+
+*/
+
diff --git a/noncore/multimedia/camera/avi.h b/noncore/multimedia/camera/avi.h
new file mode 100644
index 0000000..fbdc14a
--- a/dev/null
+++ b/noncore/multimedia/camera/avi.h
@@ -0,0 +1,142 @@
+/**********************************************************************
+** Copyright (C) 2003 Michael 'Mickey' Lauer.  All rights reserved.
+** Based on work from Andrew Tridgell and the jpegtoavi project
+**
+** This file is part of Opie Environment.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+**********************************************************************/
+
+#ifndef AVI_H
+#define AVI_H
+
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef unsigned char u8;
+typedef unsigned short u16;
+typedef unsigned u32;
+
+// header flags
+
+const u32 AVIF_HASINDEX=0x00000010;    /* index at end of file */
+const u32 AVIF_MUSTUSEINDEX=0x00000020;
+const u32 AVIF_ISINTERLEAVED=0x00000100;
+const u32 AVIF_TRUSTCKTYPE=0x00000800;
+const u32 AVIF_WASCAPTUREFILE=0x00010000;
+const u32 AVIF_COPYRIGHTED=0x00020000;
+
+// function prototypes
+
+void avi_start(int fd, int frame);
+void avi_add(int fd, u8 *buf, int size);
+void avi_end(int fd, int width, int height, int fps);
+void fprint_quartet(int fd, unsigned int i);
+
+// the following structures are ordered as they appear in a typical AVI
+
+struct riff_head {
+    char riff[4];               // chunk type = "RIFF"
+    u32 size;                   // chunk size
+    char avistr[4];             // avi magic = "AVI "
+};
+
+// the avih chunk contains a number of list chunks
+
+struct avi_head {
+    char avih[4];               // chunk type = "avih"
+    u32 size;                   // chunk size
+    u32 time;                   // microsec per frame == 1e6 / fps
+    u32 maxbytespersec;         // = 1e6*(total size/frames)/per_usec)
+    u32 pad;                    // pad = 0
+    u32 flags;                  // e.g. AVIF_HASINDEX
+    u32 nframes;                // total number of frames
+    u32 initialframes;          // = 0
+    u32 numstreams;             // = 1 for now (later = 2 because of audio)
+    u32 suggested_bufsize;      // = 0 (no suggestion)
+    u32 width;                  // width
+    u32 height;                 // height
+    u32 reserved[4];            // reserved for future use = 0
+};
+
+
+// the LIST chunk contains a number (==#numstreams) of stream chunks
+
+struct list_head {
+    char list[4];               // chunk type = "LIST"
+    u32 size;
+    char type[4];
+};
+
+
+struct dmlh_head {
+    char dmlh[4];               // chunk type dmlh
+    u32 size;                   // 4
+    u32 nframes;                // number of frames
+};
+
+
+struct stream_head {
+    char strh[4];               // chunk type = "strh"
+    u32 size;                   // chunk size
+    char vids[4];               // stream type = "vids"
+    char codec[4];              // codec name (for us, = "MJPG")
+    u32 flags;                  // contains AVIT_F* flags
+    u16 priority;               // = 0
+    u16 language;               // = 0
+    u32 initialframes;          // = 0
+    u32 scale;                  // = usec per frame
+    u32 rate;                   // 1e6
+    u32 start;                  // = 0
+    u32 length;                 // number of frames
+    u32 suggested_bufsize;      // = 0
+    u32 quality;                // = 0 ?
+    u32 samplesize;             // = 0 ?
+};
+
+
+struct db_head {
+    char db[4];                 // "00db"
+    u32 size;
+};
+
+// a frame chunk contains one JPEG image
+
+struct frame_head {
+    char strf[4];               // chunk type = "strf"
+    u32 size;                   // sizeof chunk (big endian)    ?
+    u32 size2;                  // sizeof chunk (little endian) ?
+    u32 width;
+    u32 height;
+    u16 planes;                 // 1 bitplane
+    u16 bitcount;               // 24 bpl
+    char codec[4];              // MJPG (for us)
+    u32 unpackedsize;           // = 3*w*h
+    u32 r1;                     // reserved
+    u32 r2;                     // reserved
+    u32 clr_used;               // reserved
+    u32 clr_important;          // reserved
+};
+
+struct idx1_head {
+    char idx1[4];               // chunk type = "idx1"
+    u32 size;                   // chunk size
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/noncore/multimedia/camera/camera.pro b/noncore/multimedia/camera/camera.pro
index 8aedcea..c0e6ca8 100644
--- a/noncore/multimedia/camera/camera.pro
+++ b/noncore/multimedia/camera/camera.pro
@@ -1,24 +1,26 @@
 MOC_DIR         = ./moc
 OBJECTS_DIR     = ./obj
 DESTDIR         = $(OPIEDIR)/bin
 TEMPLATE        = app
 CONFIG          = qt warn_on debug
 
-HEADERS         = imageio.h \
+HEADERS         = avi.h \
+                  imageio.h \
                   zcameraio.h \
                   previewwidget.h \
                   mainwindow.h
 
-SOURCES         = imageio.cpp \
+SOURCES         = avi.c \
+                  imageio.cpp \
                   zcameraio.cpp \
                   previewwidget.cpp \
                   mainwindow.cpp \
                   main.cpp
 
 INCLUDEPATH     += $(OPIEDIR)/include
 DEPENDPATH      += $(OPIEDIR)/include
 LIBS            += -lqpe -lopie -lopiecore2
 INTERFACES      =
 TARGET          = opiecam
 
 include ( $(OPIEDIR)/include.pro )
diff --git a/noncore/multimedia/camera/mainwindow.cpp b/noncore/multimedia/camera/mainwindow.cpp
index 6141fd1..e27a50e 100644
--- a/noncore/multimedia/camera/mainwindow.cpp
+++ b/noncore/multimedia/camera/mainwindow.cpp
@@ -8,24 +8,25 @@
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 **********************************************************************/
 
 #include "mainwindow.h"
 #include "previewwidget.h"
 #include "zcameraio.h"
 #include "imageio.h"
+#include "avi.h"
 
 #include <qapplication.h>
 #include <qaction.h>
 #include <qvbox.h>
 #include <qcombobox.h>
 #include <qcursor.h>
 #include <qdatastream.h>
 #include <qfile.h>
 #include <qimage.h>
 #include <qlabel.h>
 #include <qpopupmenu.h>
 #include <qprogressbar.h>
@@ -41,27 +42,31 @@
 using namespace Opie;
 #include <opie2/odebug.h>
 
 #include <assert.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <string.h>
 #include <errno.h>
 #include <unistd.h>
 
 #define CAPTUREFILE "/tmp/capture.dat"
+#define OUTPUTFILE  "/tmp/output.avi"
 
 CameraMainWindow::CameraMainWindow( QWidget * parent, const char * name, WFlags f )
-           :QMainWindow( parent, name, f ), _capturing( false ), _pics( 0 )
+           :QMainWindow( parent, name, f ),
+           _rotation( 270 ), // FIXME: get this from current settings (ODevice?)
+           _capturing( false ),
+           _pics( 0 ), _videos( 0 )
 {
     #ifdef QT_NO_DEBUG
     if ( !ZCameraIO::instance()->isOpen() )
     {
         QVBox* v = new QVBox( this );
         v->setMargin( 10 );
         QLabel* l1 = new QLabel( v );
         l1->setPixmap( Resource::loadPixmap( "camera/error" ) );
         QLabel* l2 = new QLabel( v );
         l2->setText( "<b>Sorry. could not detect your camera :-(</b><p>"
         "* Is the sharpzdc_cs module loaded ?<br>"
         "* Is /dev/sharpzdc read/writable ?<p>" );
@@ -96,26 +101,26 @@ CameraMainWindow::CameraMainWindow( QWidget * parent, const char * name, WFlags
 
 CameraMainWindow::~CameraMainWindow()
 {
 }
 
 
 void CameraMainWindow::init()
 {
     // TODO: Save this stuff in config
     flip = 'A'; // auto
     quality = 50;
     zoom = 1;
-    captureX = 640;
-    captureY = 480;
+    captureX = 480;
+    captureY = 640;
     captureFormat = "JPEG";
 
     resog = new QActionGroup( 0, "reso", true );
     resog->setToggleAction( true );
     new QAction( " 64 x  48", 0, 0, resog, 0, true );
     new QAction( "128 x  96", 0, 0, resog, 0, true );
     new QAction( "192 x 144", 0, 0, resog, 0, true );
     new QAction( "256 x 192", 0, 0, resog, 0, true );
     new QAction( "320 x 240", 0, 0, resog, 0, true );
     new QAction( "384 x 288", 0, 0, resog, 0, true );
     new QAction( "448 x 336", 0, 0, resog, 0, true );
     new QAction( "512 x 384", 0, 0, resog, 0, true );
@@ -152,39 +157,52 @@ void CameraMainWindow::init()
 
     connect( resog, SIGNAL( selected(QAction*) ), this, SLOT( resoMenuItemClicked(QAction*) ) );
     connect( qualityg, SIGNAL( selected(QAction*) ), this, SLOT( qualityMenuItemClicked(QAction*) ) );
     connect( zoomg, SIGNAL( selected(QAction*) ), this, SLOT( zoomMenuItemClicked(QAction*) ) );
     connect( flipg, SIGNAL( selected(QAction*) ), this, SLOT( flipMenuItemClicked(QAction*) ) );
     connect( outputg, SIGNAL( selected(QAction*) ), this, SLOT( outputMenuItemClicked(QAction*) ) );
 
 }
 
 
 void CameraMainWindow::systemMessage( const QCString& msg, const QByteArray& data )
 {
+    int _newrotation;
+
     QDataStream stream( data, IO_ReadOnly );
     odebug << "received system message: " << msg << oendl;
     if ( msg == "setCurrentRotation(int)" )
     {
-        stream >> _rotation;
-        odebug << "received setCurrentRotation(" << _rotation << ")" << oendl;
+        stream >> _newrotation;
+        odebug << "received setCurrentRotation(" << _newrotation << ")" << oendl;
 
-        switch ( _rotation )
+        switch ( _newrotation )
         {
             case 270: preview->resize( QSize( 240, 288 ) ); break;
             case 180: preview->resize( QSize( 320, 208 ) ); break;
             default: QMessageBox::warning( this, "opie-camera",
                 "This rotation is not supported.\n"
                 "Supported are 180° and 270°" );
         }
+
+        if ( _newrotation != _rotation )
+        {
+            int tmp = captureX;
+            captureX = captureY;
+            captureY = tmp;
+            _rotation = _newrotation;
+        }
+
+        updateCaption();
+
     }
 }
 
 
 void CameraMainWindow::changeZoom( int zoom )
 {
     int z;
     switch ( zoom )
     {
         case 0: z = 128; break;
         case 1: z = 256; break;
         case 2: z = 512; break;
@@ -214,32 +232,49 @@ void CameraMainWindow::showContextMenu()
     zoomg->addTo( &zoom );
 
     QPopupMenu output;
     output.setCheckable( true );
     outputg->addTo( &output );
 
     QPopupMenu m( this );
     m.insertItem( "&Resolution", &reso );
     m.insertItem( "&Zoom", &zoom );
     m.insertItem( "&Flip", &flip );
     m.insertItem( "&Quality", &quality );
     m.insertItem( "&Output As", &output );
+
+    #ifndef QT_NO_DEBUG
+    m.insertItem( "&Debug!", this, SLOT( doSomething() ) );
+    #endif
+
     m.exec( QCursor::pos() );
 }
 
 
 void CameraMainWindow::resoMenuItemClicked( QAction* a )
 {
-    captureX = a->text().left(3).toInt();
-    captureY = a->text().right(3).toInt();
+    switch ( _rotation )
+    {
+        case 270:
+            captureY = a->text().left(3).toInt();
+            captureX = a->text().right(3).toInt();
+            break;
+        case 180:
+            captureX = a->text().left(3).toInt();
+            captureY = a->text().right(3).toInt();
+            break;
+        default: QMessageBox::warning( this, "opie-camera",
+            "This rotation is not supported.\n"
+            "Supported are 180° and 270°" );
+    }
     odebug << "Capture Resolution now: " << captureX << ", " << captureY << oendl;
     updateCaption();
 }
 
 
 void CameraMainWindow::qualityMenuItemClicked( QAction* a )
 {
     quality = a->text().left(3).toInt();
     odebug << "Quality now: " << quality << oendl;
     updateCaption();
 }
 
@@ -316,120 +351,201 @@ void CameraMainWindow::performCapture( const QString& format )
     {
         odebug << captureFormat << "-image has been successfully captured" << oendl;
         Global::statusMessage( "Ok." );
     }
 }
 
 
 void CameraMainWindow::startVideoCapture()
 {
     //ODevice::inst()->touchSound();
     ODevice::inst()->setLedState( Led_Mail, Led_BlinkSlow );
 
-    _capturefd = ::open( CAPTUREFILE, O_WRONLY | O_CREAT );
+    _capturefd = ::open( CAPTUREFILE, O_WRONLY | O_CREAT | O_TRUNC );
     if ( _capturefd == -1 )
     {
         owarn << "can't open capture file: " << strerror(errno) << oendl;
         return;
     }
 
     _capturebuf = new unsigned char[captureX*captureY*2];
     _capturing = true;
     _videopics = 0;
+    _framerate = 0;
     updateCaption();
     _time.start();
     preview->setRefreshingRate( 1000 );
     startTimer( 100 ); // too fast but that is ok
 }
 
 
 void CameraMainWindow::timerEvent( QTimerEvent* )
 {
     if ( !_capturing )
     {
-        owarn << "timer event in CameraMainWindow without capturing video ?" << oendl;
+        odebug << "timer event in CameraMainWindow without capturing video ?" << oendl;
         return;
     }
 
+    odebug << "timer event during video - now capturing frame #" << _videopics+1 << oendl;
+
     ZCameraIO::instance()->captureFrame( captureX, captureY, zoom, _capturebuf );
     _videopics++;
     ::write( _capturefd, _capturebuf, captureX*captureY*2 );
     setCaption( QString().sprintf( "Capturing %dx%d @ %.2f fps %d",
         captureX, captureY, 1000.0 / (_time.elapsed()/_videopics), _videopics ) );
 }
 
 
 void CameraMainWindow::stopVideoCapture()
 {
     killTimers();
     //ODevice::inst()->touchSound();
     ODevice::inst()->setLedState( Led_Mail, Led_Off );
     _capturing = false;
     updateCaption();
     ::close( _capturefd );
+    _framerate = 1000.0 / (_time.elapsed()/_videopics);
 
-    //postProcessVideo();
+    postProcessVideo( CAPTUREFILE, QString().sprintf( "/tmp/video-%d_%d_%d_q%d-%dfps.avi", _videos++, captureX, captureY, quality, _framerate ) );
 
     #ifndef QT_NO_DEBUG
     preview->setRefreshingRate( 1500 );
     #else
     preview->setRefreshingRate( 200 );
     #endif
 
     //delete[] _capturebuf; //FIXME: close memory leak
 }
 
-void CameraMainWindow::postProcessVideo()
+void CameraMainWindow::postProcessVideo( const QString& infile, const QString& outfile )
 {
     preview->setRefreshingRate( 0 );
 
     /*
+    unsigned char buf[153600];
 
-    QDialog* fr = new QDialog( this, "splash" ); //, false, QWidget::WStyle_NoBorder | QWidget::WStyle_Customize );
+    int fd = ::open( "/var/compile/opie/noncore/multimedia/camera/capture-320x240.dat", O_RDONLY );
+    ::read( fd, &buf, 153600 );
+    QImage i;
+    bufferToImage( 240, 320, (unsigned char*) &buf, &i );
+    QPixmap p;
+    p.convertFromImage( i );
+    preview->setPixmap( p );
+    imageToFile( &i, "/tmp/tmpfile", "JPEG", 100 );
+    return;
+    */
+
+    QDialog* fr = new QDialog( this, "splash", false, QWidget::WStyle_StaysOnTop ); //, false, QWidget::WStyle_NoBorder | QWidget::WStyle_Customize );
     fr->setCaption( "Please wait..." );
     QVBoxLayout* box = new QVBoxLayout( fr, 2, 2 );
     QProgressBar* bar = new QProgressBar( fr );
     bar->setCenterIndicator( true );
     bar->setTotalSteps( _videopics-1 );
     QLabel* label = new QLabel( "Post processing frame bla/bla", fr );
     box->addWidget( bar );
     box->addWidget( label );
     fr->show();
+    label->show();
+    bar->show();
+    fr->repaint();
     qApp->processEvents();
 
-    for ( int i = 0; i < _videopics; ++i )
-    {
-        label->setText( QString().sprintf( "Post processing frame %d / %d", i+1, _videopics ) );
-        bar->setProgress( i );
-        qApp->processEvents();
-    }
-
-    */
+    // open files
 
-    int infd = ::open( CAPTUREFILE, O_RDONLY );
+    int infd = ::open( (const char*) infile, O_RDONLY );
     if ( infd == -1 )
     {
         owarn << "couldn't open capture file: " << strerror(errno) << oendl;
         return;
     }
 
-    int outfd = ::open( "/tmp/output.avi", O_WRONLY );
+    int outfd = ::open( (const char*) outfile, O_CREAT | O_WRONLY | O_TRUNC, 0644 );
     if ( outfd == -1 )
     {
         owarn << "couldn't open output file: " << strerror(errno) << oendl;
         return;
     }
 
+    int framesize = captureX*captureY*2;
+
+    unsigned char* inbuffer = new unsigned char[ framesize ];
+    QImage image;
 
+    avi_start( outfd, _videopics ); // write preambel
 
+    // post process
+
+    for ( int i = 0; i < _videopics; ++i )
+    {
+        odebug << "processing frame " << i << oendl;
+
+        // <gui>
+        label->setText( QString().sprintf( "Post processing frame %d / %d", i+1, _videopics ) );
+        bar->setProgress( i );
+        bar->repaint();
+        qApp->processEvents();
+        // </gui>
+
+        int read = ::read( infd, inbuffer, framesize );
+        odebug << "read " << read << " bytes" << oendl;
+        bufferToImage( captureX, captureY, inbuffer, &image );
+
+        QPixmap p;
+        p.convertFromImage( image );
+        preview->setPixmap( p );
+        preview->repaint();
+        qApp->processEvents();
+
+        QString tmpfilename( "/tmp/tempfile" );
+        //tmpfilename.sprintf( "/tmp/test/%d.jpg", i );
+
+        imageToFile( &image, tmpfilename, "JPEG", quality );
+
+        QFile framefile( tmpfilename );
+        if ( !framefile.open( IO_ReadOnly ) )
+        {
+            oerr << "can't process file: %s" << strerror(errno) << oendl;
+            return; // TODO: clean up temp ressources
+        }
+
+        int filesize = framefile.size();
+        odebug << "filesize for frame " << i << " = " << filesize << oendl;
+
+        unsigned char* tempbuffer = new unsigned char[ filesize ];
+        framefile.readBlock( (char*) tempbuffer, filesize );
+        avi_add( outfd, tempbuffer, filesize );
+        delete tempbuffer;
+        framefile.close();
+    }
+
+    avi_end( outfd, captureX, captureY, _framerate );
+
+    fr->hide();
+    delete fr;
+
+    updateCaption();
 
 }
 
+
 void CameraMainWindow::updateCaption()
 {
     if ( !_capturing )
         setCaption( QString().sprintf( "Opie-Camera: %dx%d %s q%d z%d (%s)", captureX, captureY, (const char*) captureFormat.lower(), quality, zoom, (const char*) flip ) );
     else
         setCaption( "Opie-Camera: => CAPTURING <=" );
 }
 
 
+#ifndef QT_NO_DEBUG
+void CameraMainWindow::doSomething()
+{
+    captureX = 240;
+    captureY = 320;
+    _videopics = 176;
+    _framerate = 5;
+    postProcessVideo( "/var/compile/opie/noncore/multimedia/camera/capture-320x240.dat",
+    "/tmp/output.avi" );
+}
+#endif
+
diff --git a/noncore/multimedia/camera/mainwindow.h b/noncore/multimedia/camera/mainwindow.h
index ad8d1b1..ac83488 100644
--- a/noncore/multimedia/camera/mainwindow.h
+++ b/noncore/multimedia/camera/mainwindow.h
@@ -48,45 +48,52 @@ class CameraMainWindow: public QMainWindow
     void qualityMenuItemClicked( QAction* );
     void zoomMenuItemClicked( QAction* );
     void flipMenuItemClicked( QAction* );
     void outputMenuItemClicked( QAction* );
     void shutterClicked();
 
     void updateCaption();
 
   protected:
     void init();
     void startVideoCapture();
     void stopVideoCapture();
-    void postProcessVideo();
+    void postProcessVideo( const QString&, const QString& );
     void performCapture( const QString& );
 
     virtual void timerEvent( QTimerEvent* );
 
+  protected slots:
+    #ifndef QT_NO_DEBUG
+    void doSomething();     // solely for debugging purposes
+    #endif
+
   private:
     PreviewWidget* preview;
     int _rotation;
     QCopChannel* _sysChannel;
 
     QActionGroup* resog;
     QActionGroup* qualityg;
     QActionGroup* zoomg;
     QActionGroup* flipg;
     QActionGroup* outputg;
 
     QString flip;
     int quality;
     int zoom;
     int captureX;
     int captureY;
     QString captureFormat;
 
     bool _capturing;
     int _pics;
+    int _videos;
 
     QTime _time;
     int _videopics;
     int _capturefd;
+    int _framerate;
     unsigned char* _capturebuf;
 };
 
 #endif
diff --git a/noncore/multimedia/camera/zcameraio.cpp b/noncore/multimedia/camera/zcameraio.cpp
index 1c449e7..c940b45 100644
--- a/noncore/multimedia/camera/zcameraio.cpp
+++ b/noncore/multimedia/camera/zcameraio.cpp
@@ -284,35 +284,28 @@ bool ZCameraIO::snapshot( unsigned char* buf )
     }
 
     setReadMode( readmode );
     read( (char*) buf, _readlen );
 
 }
 
 
 void ZCameraIO::captureFrame( int w, int h, int zoom, QImage* image )
 {
     int pw = _width;
     int ph = _height;
-    if ( _rot )
-        setCaptureFrame( h, w, zoom*256, true );
-    else
-        setCaptureFrame( w, h, zoom*256, false );
+    setCaptureFrame( w, h, zoom*256, _rot );
     snapshot( image );
     setCaptureFrame( pw, ph, _zoom, _rot );
 }
 
 
 void ZCameraIO::captureFrame( int w, int h, int zoom, unsigned char* buf )
 {
     //FIXME: this is too slow
     int pw = _width;
     int ph = _height;
-    if ( _rot )
-        setCaptureFrame( h, w, zoom*256, true );
-    else
-        setCaptureFrame( w, h, zoom*256, false );
-
+    setCaptureFrame( w, h, zoom*256, _rot );
     snapshot( buf );
     setCaptureFrame( pw, ph, _zoom, _rot );
 }