Video Common: Improve texture dumping to work with fifoci and

fifo_comparer

Source/Core/Core/Core.cpp

@@ -393,7 +393,7 @@ static void CpuThread()
   s_is_started = false;
 
   if (!_CoreParameter.bCPUThread)
-    g_video_backend->Video_Cleanup();
+    g_video_backend->Video_CleanupShared();
 
   if (_CoreParameter.bFastmem)
     EMM::UninstallExceptionHandler();
@@ -445,7 +445,7 @@ static void FifoPlayerThread()
   }
 
   if (!_CoreParameter.bCPUThread)
-    g_video_backend->Video_Cleanup();
+    g_video_backend->Video_CleanupShared();
 }
 
 // Initialize and create emulation thread
@@ -654,7 +654,7 @@ static void EmuThread(std::unique_ptr<BootParameters> boot)
   INFO_LOG(CONSOLE, "%s", StopMessage(true, "CPU thread stopped.").c_str());
 
   if (core_parameter.bCPUThread)
-    g_video_backend->Video_Cleanup();
+    g_video_backend->Video_CleanupShared();
 
   // If we shut down normally, the stop message does not need to be triggered.
   stop_message_guard.Dismiss();

Source/Core/VideoCommon/MainBase.cpp

@@ -45,6 +45,15 @@ void VideoBackendBase::Video_ExitLoop()
   s_FifoShuttingDown.Set();
 }
 
+void VideoBackendBase::Video_CleanupShared()
+{
+  // First stop any framedumping, which might need to dump the last xfb frame. This process
+  // can require additional graphics sub-systems so it needs to be done first
+  g_renderer->ExitFramedumping();
+
+  Video_Cleanup();
+}
+
 // Run from the CPU thread (from VideoInterface.cpp)
 void VideoBackendBase::Video_BeginField(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
                                         u64 ticks)

Source/Core/VideoCommon/RenderBase.cpp

@@ -97,11 +97,15 @@ Renderer::Renderer(int backbuffer_width, int backbuffer_height)
   m_last_host_config_bits = ShaderHostConfig::GetCurrent().bits;
 }
 
-Renderer::~Renderer()
+Renderer::~Renderer() = default;
+
+void Renderer::ExitFramedumping()
 {
   ShutdownFrameDumping();
   if (m_frame_dump_thread.joinable())
     m_frame_dump_thread.join();
+
+  m_dump_texture.reset();
 }
 
 void Renderer::RenderToXFB(u32 xfbAddr, const EFBRectangle& sourceRc, u32 fbStride, u32 fbHeight,
@@ -625,20 +629,13 @@ void Renderer::Swap(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight, const
       m_aspect_wide = flush_count_anamorphic > 0.75 * flush_total;
   }
 
-  // The FinishFrameData call here is necessary even after frame dumping is stopped.
-  // If left out, screenshots are "one frame" behind, as an extra frame is dumped and buffered.
-  FinishFrameData();
   if (IsFrameDumping() && m_last_xfb_texture)
   {
-    UpdateFrameDumpTexture(horizontal_scale);
-
-    auto result = m_dump_texture->Map();
-    if (result.has_value())
-    {
-      auto raw_data = result.value();
-      DumpFrameData(raw_data.data, raw_data.width, raw_data.height, raw_data.stride,
-                    AVIDump::FetchState(ticks));
+    FinishFrameData();
   }
+  else
+  {
+    ShutdownFrameDumping();
   }
 
   bool update_frame_count = false;
@@ -653,12 +650,18 @@ void Renderer::Swap(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight, const
     {
       m_last_xfb_texture = xfb_entry->texture.get();
       m_last_xfb_id = xfb_entry->id;
+      m_last_xfb_ticks = ticks;
+      m_last_xfb_horizontal_scale = horizontal_scale;
 
       // TODO: merge more generic parts into VideoCommon
       g_renderer->SwapImpl(xfb_entry->texture.get(), rc, ticks, xfb_entry->gamma);
 
       m_fps_counter.Update();
       update_frame_count = true;
+      if (IsFrameDumping())
+      {
+        DoDumpFrame();
+      }
     }
 
     // Update our last xfb values
@@ -685,10 +688,22 @@ bool Renderer::IsFrameDumping()
   if (SConfig::GetInstance().m_DumpFrames)
     return true;
 
-  ShutdownFrameDumping();
   return false;
 }
 
+void Renderer::DoDumpFrame()
+{
+  UpdateFrameDumpTexture(m_last_xfb_horizontal_scale);
+
+  auto result = m_dump_texture->Map();
+  if (result.has_value())
+  {
+    auto raw_data = result.value();
+    DumpFrameData(raw_data.data, raw_data.width, raw_data.height, raw_data.stride,
+                  AVIDump::FetchState(m_last_xfb_ticks));
+  }
+}
+
 void Renderer::UpdateFrameDumpTexture(float horizontal_scale)
 {
   int target_width, target_height;

Source/Core/VideoCommon/RenderBase.h

@@ -142,6 +142,8 @@ public:
   virtual void ChangeSurface(void* new_surface_handle) {}
   bool UseVertexDepthRange() const;
 
+  void ExitFramedumping();
+
 protected:
   std::tuple<int, int> CalculateTargetScale(int x, int y) const;
   bool CalculateTargetSize();
@@ -179,6 +181,7 @@ protected:
   u32 m_last_host_config_bits = 0;
 
 private:
+  void DoDumpFrame();
   void RunFrameDumps();
   void ShutdownFrameDumping();
   std::tuple<int, int> CalculateOutputDimensions(int width, int height);
@@ -208,8 +211,10 @@ private:
     AVIDump::Frame state;
   } m_frame_dump_config;
 
-  AbstractTexture* m_last_xfb_texture;
-  u64 m_last_xfb_id = 0;
+  AbstractTexture* m_last_xfb_texture = nullptr;
+  u64 m_last_xfb_id = std::numeric_limits<u64>::max();
+  u64 m_last_xfb_ticks = 0;
+  float m_last_xfb_horizontal_scale = 0.0f;
 
   std::unique_ptr<AbstractTexture> m_dump_texture;
 

Source/Core/VideoCommon/VideoBackendBase.h

@@ -47,7 +47,9 @@ public:
 
   virtual void Video_Prepare() = 0;
   void Video_ExitLoop();
-  virtual void Video_Cleanup() = 0;  // called from gl/d3d thread
+
+  void Video_CleanupShared();  // called from gl/d3d thread
+  virtual void Video_Cleanup() = 0;
 
   void Video_BeginField(u32, u32, u32, u32, u64);