From: APTX <marek321@gmail.com>
Date: Sun, 25 Nov 2018 10:02:29 +0000 (+0900)
Subject: Only save frames when they are requested
X-Git-Url: https://gitweb.aptx.org/?a=commitdiff_plain;h=689ec8456dea92938aa2941ca2becd5d0b230f7f;p=aniplayer.git

Only save frames when they are requested
---

diff --git a/core/player.cpp b/core/player.cpp
index 6b7a555..73654fe 100644
--- a/core/player.cpp
+++ b/core/player.cpp
@@ -121,7 +121,11 @@ QAbstractItemModel *Player::annotationModel() const {
   return m_annotationModel;
 }
 
-bool Player::shouldSaveFramesToImage() const { return true; }
+bool Player::shouldSaveFramesToImage() const {
+  // Only save the frames if anyone requests them.
+  const auto &receiverCount = receivers(SIGNAL(frameChanged(QImage)));
+  return receiverCount != 0;
+}
 
 void Player::newFrame(const QImage &image) {
   m_lastFrame = image;