tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

dxgi_context.h (2030B)

      1 /*
      2 *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
      3 *
      4 *  Use of this source code is governed by a BSD-style license
      5 *  that can be found in the LICENSE file in the root of the source
      6 *  tree. An additional intellectual property rights grant can be found
      7 *  in the file PATENTS.  All contributing project authors may
      8 *  be found in the AUTHORS file in the root of the source tree.
      9 */
     10 
     11 #ifndef MODULES_DESKTOP_CAPTURE_WIN_DXGI_CONTEXT_H_
     12 #define MODULES_DESKTOP_CAPTURE_WIN_DXGI_CONTEXT_H_
     13 
     14 #include <vector>
     15 
     16 #include "modules/desktop_capture/desktop_region.h"
     17 
     18 namespace webrtc {
     19 
     20 // A DxgiOutputContext stores the status of a single DxgiFrame of
     21 // DxgiOutputDuplicator.
     22 struct DxgiOutputContext final {
     23  // The updated region DxgiOutputDuplicator::DetectUpdatedRegion() output
     24  // during last Duplicate() function call. It's always relative to the (0, 0).
     25  DesktopRegion updated_region;
     26 };
     27 
     28 // A DxgiAdapterContext stores the status of a single DxgiFrame of
     29 // DxgiAdapterDuplicator.
     30 struct DxgiAdapterContext final {
     31  DxgiAdapterContext();
     32  DxgiAdapterContext(const DxgiAdapterContext& other);
     33  ~DxgiAdapterContext();
     34 
     35  // Child DxgiOutputContext belongs to this AdapterContext.
     36  std::vector<DxgiOutputContext> contexts;
     37 };
     38 
     39 // A DxgiFrameContext stores the status of a single DxgiFrame of
     40 // DxgiDuplicatorController.
     41 struct DxgiFrameContext final {
     42 public:
     43  DxgiFrameContext();
     44  // Unregister this Context instance from DxgiDuplicatorController during
     45  // destructing.
     46  ~DxgiFrameContext();
     47 
     48  // Reset current Context, so it will be reinitialized next time.
     49  void Reset();
     50 
     51  // A Context will have an exactly same `controller_id` as
     52  // DxgiDuplicatorController, to ensure it has been correctly setted up after
     53  // each DxgiDuplicatorController::Initialize().
     54  int controller_id = 0;
     55 
     56  // Child DxgiAdapterContext belongs to this DxgiFrameContext.
     57  std::vector<DxgiAdapterContext> contexts;
     58 };
     59 
     60 }  // namespace webrtc
     61 
     62 #endif  // MODULES_DESKTOP_CAPTURE_WIN_DXGI_CONTEXT_H_