[chronojump] webcam windows changes on paramas at GetDevices

[Xavier de Blas <xaviblas src gnome org>]

commit 641345863f22afd969f1320e161b301e620cde87
Author: Xavier de Blas <xaviblas gmail com>
Date:   Thu Apr 4 12:57:31 2019 +0200

    webcam windows changes on paramas at GetDevices

 src/webcamFfmpeg.cs        | 1 +
 src/webcamFfmpegDevices.cs | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/src/webcamFfmpeg.cs b/src/webcamFfmpeg.cs
index c14e86ca..570ebed3 100644
--- a/src/webcamFfmpeg.cs
+++ b/src/webcamFfmpeg.cs
@@ -25,6 +25,7 @@ using System.IO;
 using System.Text.RegularExpressions; //Regex
 
 //note the stdout and stderr redirection to false is to fix problems with windows
+//on OSX we have copied it with sudo to /usr/local/bin it will be better if we put the binary of ffmpeg and 
ffplay on binaries on Chronojump installation
 
 public class WebcamFfmpeg : Webcam
 {
diff --git a/src/webcamFfmpegDevices.cs b/src/webcamFfmpegDevices.cs
index 347ab9ff..162ce5e2 100644
--- a/src/webcamFfmpegDevices.cs
+++ b/src/webcamFfmpegDevices.cs
@@ -212,7 +212,8 @@ public class WebcamFfmpegGetDevicesMac : WebcamFfmpegGetDevices
                parameters.Insert (i ++, "-list_devices");
                parameters.Insert (i ++, "true");
                parameters.Insert (i ++, "-i");
-               parameters.Insert (i ++, "\"\"");
+               //parameters.Insert (i ++, "\"\"");
+               parameters.Insert (i ++, "''");
 
                return parameters;
        }