From dc8e61347ea1282ae186c7f0847e6841971ba253 Mon Sep 17 00:00:00 2001
From: Jean-Baptiste Mardelle <jb@kdenlive.org>
Date: Sat, 15 Feb 2020 19:38:54 +0100
Subject: [PATCH] Disable pitch compensation if rbpitch filter (rubberband) is
 not available in MLT

---
 src/timeline2/view/dialogs/speeddialog.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/timeline2/view/dialogs/speeddialog.cpp b/src/timeline2/view/dialogs/speeddialog.cpp
index 0e2b7797f..92b1e41e3 100644
--- a/src/timeline2/view/dialogs/speeddialog.cpp
+++ b/src/timeline2/view/dialogs/speeddialog.cpp
@@ -22,6 +22,8 @@
 
 #include "speeddialog.h"
 #include "ui_clipspeed_ui.h"
+#include "effects/effectsrepository.hpp"
+
 #include <QPushButton>
 #include <QDebug>
 #include <KMessageWidget>
@@ -49,6 +51,10 @@ SpeedDialog::SpeedDialog(QWidget *parent, double speed, double minSpeed, double
     ui->speedSpin->setValue(speed);
     ui->speedSlider->setValue(qLn(speed) * 12);
     ui->pitchCompensate->setChecked(pitch_compensate);
+    if (!EffectsRepository::get()->exists(QStringLiteral("rbpitch"))) {
+        ui->pitchCompensate->setEnabled(false);
+        ui->pitchCompensate->setToolTip(i18n("MLT must be compiled with rubberband library to enable pitch correction"));
+    }
 
     // Info widget
     KMessageWidget *infoMessage = new KMessageWidget(this);
-- 
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