Index: content/browser/renderer_host/software_framebuffer.h |
diff --git a/content/browser/renderer_host/software_framebuffer.h b/content/browser/renderer_host/software_framebuffer.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..6a24f60abe2589436c1a250aac57110a66a8ad4f |
--- /dev/null |
+++ b/content/browser/renderer_host/software_framebuffer.h |
@@ -0,0 +1,82 @@ |
+// Copyright (c) 2013 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef CONTENT_BROWSER_RENDERER_HOST_SOFTWARE_FRAMEBUFFER_H |
+#define CONTENT_BROWSER_RENDERER_HOST_SOFTWARE_FRAMEBUFFER_H |
+ |
+#include <vector> |
+ |
+#include "base/memory/ref_counted.h" |
+#include "base/memory/weak_ptr.h" |
+#include "cc/output/software_frame_data.h" |
+#include "cc/resources/single_release_callback.h" |
+#include "cc/resources/texture_mailbox.h" |
+#include "content/browser/renderer_host/frame_memory_manager.h" |
+#include "content/browser/renderer_host/render_widget_host_impl.h" |
+ |
+namespace content { |
+ |
+class MemoryHolder; |
+ |
+class SoftwareFramebufferClient { |
+ public: |
+ virtual void CurrentSoftwareFrameWasDiscarded() = 0; |
+}; |
+ |
+class SoftwareFramebuffer |
piman
2013/10/08 02:58:38
Naming nitpicking... Just trying to convey the rig
ccameron
2013/10/22 07:15:55
I changed this from MemoryHolder/RWHVAura/FrameMem
|
+ : public base::SupportsWeakPtr<SoftwareFramebuffer>, |
piman
2013/10/08 02:58:38
We try to avoid SupportsWeakPtr if we can, replaci
ccameron
2013/10/22 07:15:55
Changed this to a WeakPtrFactory hanging off of th
|
+ public FrameContainer { |
+ public: |
+ SoftwareFramebuffer(SoftwareFramebufferClient* client, |
+ RenderWidgetHostImpl* render_widget_host_impl); |
+ virtual ~SoftwareFramebuffer(); |
+ void WasShown(); |
+ void WasHidden(); |
+ |
+ // Note that it is possible that the new frame will be evicted immediately |
+ // after being swapped in, so HasCurrentFrame must be checked before using |
+ // the result. |
+ void SwapToNewFrame(uint32 output_surface_id, |
+ const cc::SoftwareFrameData* frame_data, |
+ float frame_scale_factor); |
+ bool HasCurrentFrame() const { return framebuffer_holder_.get(); } |
+ void DiscardCurrentFrame(); |
+ |
+ void GetCurrentFrameMailbox( |
+ cc::TextureMailbox* mailbox, |
+ scoped_ptr<cc::SingleReleaseCallback>* release_callback) const; |
+ gfx::Size GetCurrentFrameSizeInPixels() const; |
+ gfx::Size GetCurrentFrameSizeInDIP() const; |
+ const void* GetCurrentFramePixels() const; |
+ |
ccameron
2013/10/03 21:46:00
This part of the interface seems a bit sloppy. I i
ccameron
2013/10/22 07:15:55
This is gone now...
|
+ void SendSoftwareFrameAck(uint32 output_surface_id); |
+ void ReleaseSoftwareFrame( |
+ uint32 output_surface_id, |
+ unsigned software_frame_id); |
+ void SendReclaimSoftwareFrames(); |
+ |
+ // FrameContainer implementation: |
+ virtual void ReleaseCurrentFrame() OVERRIDE; |
+ |
+ private: |
+ SoftwareFramebufferClient* client_; |
+ RenderWidgetHostImpl* render_widget_host_impl_; |
+ |
+ // This holds the current software framebuffer. |
+ scoped_refptr<MemoryHolder> framebuffer_holder_; |
+ |
+ struct ReleasedFrameInfo { |
+ ReleasedFrameInfo(uint32 output_id, unsigned software_frame_id) |
+ : output_surface_id(output_id), frame_id(software_frame_id) {} |
+ uint32 output_surface_id; |
+ unsigned frame_id; |
+ }; |
+ std::vector<ReleasedFrameInfo> released_software_frames_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(SoftwareFramebuffer); |
+}; |
+ |
+} |
+ |
+#endif |