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Side by Side Diff: remoting/client/chromoting_view.h

Issue 3161034: Rename (Host|Client)Message to Chromoting(Host|Client)Message. (Closed) Base URL: http://src.chromium.org/git/chromium.git
Patch Set: Fix merge conflicts Created 10 years, 4 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_CLIENT_CHROMOTING_VIEW_H_ 5 #ifndef REMOTING_CLIENT_CHROMOTING_VIEW_H_
6 #define REMOTING_CLIENT_CHROMOTING_VIEW_H_ 6 #define REMOTING_CLIENT_CHROMOTING_VIEW_H_
7 7
8 #include "base/ref_counted.h" 8 #include "base/ref_counted.h"
9 #include "remoting/base/decoder.h" 9 #include "remoting/base/decoder.h"
10 10
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44 // This should match the size of the output from the decoder. 44 // This should match the size of the output from the decoder.
45 // 45 //
46 // TODO(garykac): This handles only 1 screen. We need multi-screen support. 46 // TODO(garykac): This handles only 1 screen. We need multi-screen support.
47 virtual void SetHostScreenSize(int width, int height) = 0; 47 virtual void SetHostScreenSize(int width, int height) = 0;
48 48
49 // Handle the BeginUpdateStream message. 49 // Handle the BeginUpdateStream message.
50 // This method should perform the following tasks: 50 // This method should perform the following tasks:
51 // (1) Perform any platform-specific tasks for start of update stream. 51 // (1) Perform any platform-specific tasks for start of update stream.
52 // (2) Make sure the |frame_| has been initialized. 52 // (2) Make sure the |frame_| has been initialized.
53 // (3) Delete the HostMessage. 53 // (3) Delete the HostMessage.
54 virtual void HandleBeginUpdateStream(HostMessage* msg) = 0; 54 virtual void HandleBeginUpdateStream(ChromotingHostMessage* msg) = 0;
55 55
56 // Handle the UpdateStreamPacket message. 56 // Handle the UpdateStreamPacket message.
57 // This method should perform the following tasks: 57 // This method should perform the following tasks:
58 // (1) Extract the decoding from the update packet message. 58 // (1) Extract the decoding from the update packet message.
59 // (2) Call SetupDecoder with the encoding to lazily initialize the decoder. 59 // (2) Call SetupDecoder with the encoding to lazily initialize the decoder.
60 // We don't do this in BeginUpdateStream because the begin message 60 // We don't do this in BeginUpdateStream because the begin message
61 // doesn't contain the encoding. 61 // doesn't contain the encoding.
62 // (3) Call BeginDecoding if this is the first packet of the stream. 62 // (3) Call BeginDecoding if this is the first packet of the stream.
63 // (4) Call the decoder's PartialDecode() method to decode the packet. 63 // (4) Call the decoder's PartialDecode() method to decode the packet.
64 // This call will delete the HostMessage. 64 // This call will delete the HostMessage.
65 // Note: 65 // Note:
66 // * For a given begin/end update stream, the encodings specified in the 66 // * For a given begin/end update stream, the encodings specified in the
67 // update packets must all match. We may revisit this constraint at a 67 // update packets must all match. We may revisit this constraint at a
68 // later date. 68 // later date.
69 virtual void HandleUpdateStreamPacket(HostMessage* msg) = 0; 69 virtual void HandleUpdateStreamPacket(ChromotingHostMessage* msg) = 0;
70 70
71 // Handle the EndUpdateStream message. 71 // Handle the EndUpdateStream message.
72 // This method should perform the following tasks: 72 // This method should perform the following tasks:
73 // (1) Call EndDecoding(). 73 // (1) Call EndDecoding().
74 // (2) Perform any platform-specific tasks for end of update stream. 74 // (2) Perform any platform-specific tasks for end of update stream.
75 // (3) Delete the HostMessage. 75 // (3) Delete the HostMessage.
76 virtual void HandleEndUpdateStream(HostMessage* msg) = 0; 76 virtual void HandleEndUpdateStream(ChromotingHostMessage* msg) = 0;
77 77
78 protected: 78 protected:
79 // Setup the decoder based on the given encoding. 79 // Setup the decoder based on the given encoding.
80 // Returns true if a new decoder has already been started (with a call to 80 // Returns true if a new decoder has already been started (with a call to
81 // BeginDecoding). 81 // BeginDecoding).
82 bool SetupDecoder(UpdateStreamEncoding encoding); 82 bool SetupDecoder(UpdateStreamEncoding encoding);
83 83
84 // Prepare the decoder to start decoding a chunk of data. 84 // Prepare the decoder to start decoding a chunk of data.
85 // This needs to be called if SetupDecoder() returns false. 85 // This needs to be called if SetupDecoder() returns false.
86 bool BeginDecoding(Task* partial_decode_done, Task* decode_done); 86 bool BeginDecoding(Task* partial_decode_done, Task* decode_done);
87 87
88 // Decode the given message. 88 // Decode the given message.
89 // BeginDecoding() must be called before any calls to Decode(). 89 // BeginDecoding() must be called before any calls to Decode().
90 bool Decode(HostMessage* msg); 90 bool Decode(ChromotingHostMessage* msg);
91 91
92 // Finish decoding and send notifications to update the view. 92 // Finish decoding and send notifications to update the view.
93 bool EndDecoding(); 93 bool EndDecoding();
94 94
95 // Decoder used to decode the video frames (or frame fragements). 95 // Decoder used to decode the video frames (or frame fragements).
96 scoped_ptr<Decoder> decoder_; 96 scoped_ptr<Decoder> decoder_;
97 97
98 // Framebuffer for the decoder. 98 // Framebuffer for the decoder.
99 scoped_refptr<media::VideoFrame> frame_; 99 scoped_refptr<media::VideoFrame> frame_;
100 100
101 // Dimensions of |frame_| bitmap. 101 // Dimensions of |frame_| bitmap.
102 int frame_width_; 102 int frame_width_;
103 int frame_height_; 103 int frame_height_;
104 104
105 UpdatedRects update_rects_; 105 UpdatedRects update_rects_;
106 UpdatedRects all_update_rects_; 106 UpdatedRects all_update_rects_;
107 }; 107 };
108 108
109 } // namespace remoting 109 } // namespace remoting
110 110
111 #endif // REMOTING_CLIENT_CHROMOTING_VIEW_H_ 111 #endif // REMOTING_CLIENT_CHROMOTING_VIEW_H_
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