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Side by Side Diff: remoting/host/capturer.h

Issue 2745006: Implement a chromoting client using X11 (Closed)
Patch Set: removed all.gyp Created 10 years, 6 months ago
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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef REMOTING_HOST_CAPTURER_H_ 5 #ifndef REMOTING_HOST_CAPTURER_H_
6 #define REMOTING_HOST_CAPTURER_H_ 6 #define REMOTING_HOST_CAPTURER_H_
7 7
8 #include <vector> 8 #include <vector>
9 9
10 #include "base/basictypes.h" 10 #include "base/basictypes.h"
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70 // written into |rects|. 70 // written into |rects|.
71 virtual void GetDirtyRects(DirtyRects* rects) const; 71 virtual void GetDirtyRects(DirtyRects* rects) const;
72 72
73 // Get the width of the image captured. 73 // Get the width of the image captured.
74 virtual int GetWidth() const; 74 virtual int GetWidth() const;
75 75
76 // Get the height of the image captured. 76 // Get the height of the image captured.
77 virtual int GetHeight() const; 77 virtual int GetHeight() const;
78 78
79 // Get the pixel format of the image captured. 79 // Get the pixel format of the image captured.
80 virtual chromotocol_pb::PixelFormat GetPixelFormat() const; 80 virtual PixelFormat GetPixelFormat() const;
81 81
82 // Invalidate the specified screen rect. 82 // Invalidate the specified screen rect.
83 virtual void InvalidateRect(gfx::Rect dirty); 83 virtual void InvalidateRect(gfx::Rect dirty);
84 84
85 protected: 85 protected:
86 // Finish/cleanup capture task. 86 // Finish/cleanup capture task.
87 // This should be called at the end of each of the CaptureXxx() routines. 87 // This should be called at the end of each of the CaptureXxx() routines.
88 // This routine should (at least): 88 // This routine should (at least):
89 // (1) Call the |done_task| routine. 89 // (1) Call the |done_task| routine.
90 // (2) Select the next screen buffer. 90 // (2) Select the next screen buffer.
91 // Note that capturers are required to be double-buffered so that we can 91 // Note that capturers are required to be double-buffered so that we can
92 // read from one which capturing into another. 92 // read from one which capturing into another.
93 virtual void FinishCapture(Task* done_task); 93 virtual void FinishCapture(Task* done_task);
94 94
95 // Number of screen buffers. 95 // Number of screen buffers.
96 static const int kNumBuffers = 2; 96 static const int kNumBuffers = 2;
97 97
98 // Capture screen dimensions. 98 // Capture screen dimensions.
99 int width_; 99 int width_;
100 int height_; 100 int height_;
101 101
102 // Format of pixels returned in buffer. 102 // Format of pixels returned in buffer.
103 chromotocol_pb::PixelFormat pixel_format_; 103 PixelFormat pixel_format_;
104 104
105 // Information about screen. 105 // Information about screen.
106 int bytes_per_pixel_; 106 int bytes_per_pixel_;
107 int bytes_per_row_; 107 int bytes_per_row_;
108 108
109 // The current buffer with valid data for reading. 109 // The current buffer with valid data for reading.
110 int current_buffer_; 110 int current_buffer_;
111 111
112 // List of dirty rects. 112 // List of dirty rects.
113 // These are the rects that we send to the client to update. 113 // These are the rects that we send to the client to update.
114 DirtyRects dirty_rects_; 114 DirtyRects dirty_rects_;
115 115
116 // Rects that have been manually invalidated (through InvalidateRect). 116 // Rects that have been manually invalidated (through InvalidateRect).
117 // These will be merged into |dirty_rects_| during the next capture. 117 // These will be merged into |dirty_rects_| during the next capture.
118 DirtyRects inval_rects_; 118 DirtyRects inval_rects_;
119 }; 119 };
120 120
121 } // namespace remoting 121 } // namespace remoting
122 122
123 #endif // REMOTING_HOST_CAPTURER_H_ 123 #endif // REMOTING_HOST_CAPTURER_H_
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