Another program for the blog

mathnathan · Jul 18, 2010 · 004d607 · 004d607
1 parent da8ab57
commit 004d607
Showing 1 changed file with 40 additions and 0 deletions.
diff --git a/examples/example2-6.cpp b/examples/example2-6.cpp
@@ -0,0 +1,40 @@
+# include "highgui.h"
+# include "cv.h"
+
+int main( int argc, char** argv ) {
+	    CvCapture* capture;
+
+		capture = cvCreateCameraCapture(0);	 
+
+		assert( capture != NULL );
+
+		IplImage* bgr_frame = cvQueryFrame( capture );
+
+		CvSize size = cvSize(
+				(int)cvGetCaptureProperty( capture,
+					CV_CAP_PROP_FRAME_WIDTH),
+				(int)cvGetCaptureProperty( capture,
+					CV_CAP_PROP_FRAME_HEIGHT)
+				);
+
+		cvNamedWindow( "Webcam", CV_WINDOW_AUTOSIZE );
+
+		CvVideoWriter *writer = cvCreateVideoWriter( argv[ 1 ],
+				CV_FOURCC('D','I','V','X'),
+				30,
+				size
+				);
+
+		while( (bgr_frame = cvQueryFrame( capture )) != NULL ) {
+			cvWriteFrame( writer, bgr_frame );
+			cvShowImage( "Webcam", bgr_frame );
+			char c = cvWaitKey( 33 );
+			if( c == 27 ) break;
+		}
+		cvReleaseVideoWriter( &writer );
+		cvReleaseCapture( &capture );
+		cvDestroyWindow( "Webcam" );		
+		return( 0 );
+}
+
+