No need to test for Pixel Buffer Objects in extensions (is not

considered an extension, its a core OpenGL 4 feature).

MediaPlayer.cpp

@@ -493,7 +493,7 @@ void MediaPlayer::init_texture()
                  0, GL_RGBA, GL_UNSIGNED_BYTE, v_frame_.data[0]);
 
 
-    if (!isimage_ && Rendering::supportsPBO()) {
+    if (!isimage_) {
 
         // need to fill image size
         pbo_size_ = height_ * width_ * 4;
@@ -539,7 +539,9 @@ void MediaPlayer::init_texture()
         pbo_index_ = 0;
         pbo_next_index_ = 1;
 
-        Log::Info("Using PBO");
+#ifdef MEDIA_PLAYER_DEBUG
+        Log::Info("MediaPlayer %s Using Pixel Buffer Object texturing.", id_.c_str());
+#endif
     }
 
 }

RenderingManager.cpp

@@ -692,19 +692,6 @@ void RenderingWindow::draw(FrameBuffer *fb)
 }
 
 
-bool Rendering::supportsPBO()
-{
-    static int support_extension = -1;
-    if (support_extension < 0) {
-        if (GLAD_GL_ARB_pixel_buffer_object || GLAD_GL_EXT_pixel_buffer_object)
-            support_extension = 1;
-        else
-            support_extension = 0;
-    }
-
-    return support_extension == 1;
-}
-
 //
 // Discarded because not working under OSX - kept in case it would become useful
 //

RenderingManager.h

@@ -130,7 +130,6 @@ public:
     // unproject from window coordinate
     glm::vec3 unProject(glm::vec2 screen_coordinate, glm::mat4 modelview = glm::mat4(1.f));
 
-    static bool supportsPBO();
 
 private: