fix(app): fix implicit conversions and limit file size in chat

linphone-desktop/src/components/camera/Camera.cpp

@@ -76,8 +76,8 @@ QOpenGLFramebufferObject *CameraRenderer::createFramebufferObject (const QSize &
   // It's not the same thread as render.
   coreManager->lockVideoRender();
 
-  mContextInfo->width = size.width();
-  mContextInfo->height = size.height();
+  mContextInfo->width = static_cast<GLuint>(size.width());
+  mContextInfo->height = static_cast<GLuint>(size.height());
   mContextInfo->functions = MSFunctions::getInstance()->getFunctions();
   mUpdateContextInfo = true;
 

linphone-desktop/src/components/camera/CameraPreview.cpp

@@ -71,8 +71,8 @@ QOpenGLFramebufferObject *CameraPreviewRenderer::createFramebufferObject (const
   // It's not the same thread as render.
   coreManager->lockVideoRender();
 
-  mContextInfo->width = size.width();
-  mContextInfo->height = size.height();
+  mContextInfo->width = static_cast<GLuint>(size.width());
+  mContextInfo->height = static_cast<GLuint>(size.height());
   mContextInfo->functions = MSFunctions::getInstance()->getFunctions();
   mUpdateContextInfo = true;
 

linphone-desktop/src/components/chat/ChatModel.cpp

@@ -41,6 +41,9 @@
 #define THUMBNAIL_IMAGE_FILE_HEIGHT 100
 #define THUMBNAIL_IMAGE_FILE_WIDTH 100
 
+// In Bytes.
+#define FILE_SIZE_LIMIT 524288000
+
 using namespace std;
 
 // =============================================================================
@@ -367,10 +370,17 @@ void ChatModel::sendFileMessage (const QString &path) {
   if (!file.exists())
     return;
 
+  qint64 fileSize = file.size();
+  if (fileSize > FILE_SIZE_LIMIT) {
+    qWarning() << QStringLiteral("Unable to send file. (Size limit=%1)").arg(FILE_SIZE_LIMIT);
+    return;
+  }
+
   shared_ptr<linphone::Content> content = CoreManager::getInstance()->getCore()->createContent();
   content->setType("application");
   content->setSubtype("octet-stream");
-  content->setSize(file.size());
+
+  content->setSize(static_cast<size_t>(fileSize));
   content->setName(::Utils::qStringToLinphoneString(QFileInfo(file).fileName()));
 
   shared_ptr<linphone::ChatMessage> message = mChatRoom->createFileTransferMessage(content);