diff --git a/src/main_window.cpp b/src/main_window.cpp
index ca72de4..c220ec9 100644
--- a/src/main_window.cpp
+++ b/src/main_window.cpp
@@ -916,7 +916,7 @@ bool AC_MainWindow::startCamera(int res, int dev, const QString &outdir, bool re
     if(type == 0)
         ext = ".mp4";
     else
-        ext = ".avi";
+        ext = ".mp4";
     //ext = (type == 0) ? ".mov" : ".avi";
     Log(tr("Capture Device Opened [Camera]\n"));
     std::ostringstream time_stream;
@@ -958,7 +958,7 @@ bool AC_MainWindow::startCamera(int res, int dev, const QString &outdir, bool re
                 c_type = cv::VideoWriter::fourcc('m', 'p', '4', 'v');
                 break;
             case '1':
-                c_type = cv::VideoWriter::fourcc('X', 'V', 'I', 'D');
+                c_type = cv::VideoWriter::fourcc('a', 'v', 'c', '1');
                 break;
         }
         writer = cv::VideoWriter(output_name.toStdString(), c_type, video_fps, cv::Size(res_w, res_h), true);
@@ -1046,7 +1046,7 @@ bool AC_MainWindow::startVideo(const QString &filename, const QString &outdir, b
                 c_type = cv::VideoWriter::fourcc('m', 'p', '4', 'v');
                 break;
             case '1':
-                c_type = cv::VideoWriter::fourcc('X', 'V', 'I', 'D');
+                c_type = cv::VideoWriter::fourcc('a', 'v', 'c', '1');
                 break;
         }
 
diff --git a/src/new_dialog.cpp b/src/new_dialog.cpp
index c1c0d54..db806fa 100644
--- a/src/new_dialog.cpp
+++ b/src/new_dialog.cpp
@@ -51,7 +51,7 @@ void CaptureCamera::createControls() {
     video_type = new QComboBox(this);
     video_type->setGeometry(80, 90, 90, 25);
     video_type->addItem("MP4 - MPEG-4");
-    video_type->addItem("AVI - XviD");
+    video_type->addItem("MP4 - AVC/H.264");
 }
 
 void CaptureCamera::setParent(AC_MainWindow *p) {
@@ -120,7 +120,7 @@ void CaptureVideo::createControls() {
     video_type = new QComboBox(this);
     video_type->setGeometry(180, 55, 120, 25);
     video_type->addItem("MP4 - MPEG-4");
-    video_type->addItem("AVI - XviD");
+    video_type->addItem("MP4 - AVC/H.264");
     connect(btn_setedit, SIGNAL(clicked()), this, SLOT(btn_SetSourceFile()));
     connect(btn_setout, SIGNAL(clicked()), this, SLOT(btn_SetOutputDir()));
     connect(btn_start, SIGNAL(clicked()), this, SLOT(btn_Start()));