--- qtbase/src/gui/kernel/qplatformgraphicsbufferhelper.cpp.orig	2020-04-30 17:11:30.000000000 +0300
+++ qtbase/src/gui/kernel/qplatformgraphicsbufferhelper.cpp	2020-04-30 17:18:10.000000000 +0300
@@ -157,12 +157,32 @@
     GLuint pixelType = GL_UNSIGNED_BYTE;
 
     bool needsConversion = false;
+    bool needsResize = false;
     bool swizzle = false;
     bool premultiplied = false;
     QImage::Format imageformat = QImage::toImageFormat(graphicsBuffer->format());
     QImage image(graphicsBuffer->data(), size.width(), size.height(), graphicsBuffer->bytesPerLine(), imageformat);
     if (graphicsBuffer->bytesPerLine() != (size.width() * 4)) {
-        needsConversion = true;
+        switch (imageformat) {
+        case QImage::Format_ARGB32_Premultiplied:
+            premultiplied = true;
+            Q_FALLTHROUGH();
+        case QImage::Format_RGB32:
+        case QImage::Format_ARGB32:
+            swizzle = true;
+            needsResize = true;
+            break;
+        case QImage::Format_RGBA8888_Premultiplied:
+            premultiplied = true;
+            Q_FALLTHROUGH();
+        case QImage::Format_RGBX8888:
+        case QImage::Format_RGBA8888:
+            needsResize = true;
+            break;
+	default:
+            needsConversion = true;
+            break;
+        }
     } else {
         switch (imageformat) {
         case QImage::Format_ARGB32_Premultiplied:
@@ -204,6 +224,10 @@
             break;
         }
     }
+    if (ctx->isOpenGLES() && needsResize) {
+	needsConversion = true;
+	needsResize = false;
+    }
     if (needsConversion)
         image = image.convertToFormat(QImage::Format_RGBA8888);
 
@@ -211,7 +235,11 @@
 
     QRect rect = subRect;
     if (rect.isNull() || rect == QRect(QPoint(0,0),size)) {
+	if(needsResize)
+            funcs->glPixelStorei(GL_UNPACK_ROW_LENGTH, graphicsBuffer->bytesPerLine()/4);
         funcs->glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, size.width(), size.height(), 0, GL_RGBA, pixelType, image.constBits());
+	if(needsResize)
+            funcs->glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
     } else {
 #ifndef QT_OPENGL_ES_2
         if (!ctx->isOpenGLES()) {