henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2012, Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #ifndef PEERCONNECTION_SAMPLES_CLIENT_MAIN_WND_H_ |
| 29 | #define PEERCONNECTION_SAMPLES_CLIENT_MAIN_WND_H_ |
| 30 | #pragma once |
| 31 | |
| 32 | #include <map> |
| 33 | #include <string> |
| 34 | |
| 35 | #include "talk/app/webrtc/mediastreaminterface.h" |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame^] | 36 | #include "webrtc/base/win32.h" |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 37 | #include "talk/examples/peerconnection/client/peer_connection_client.h" |
| 38 | #include "talk/media/base/mediachannel.h" |
| 39 | #include "talk/media/base/videocommon.h" |
| 40 | #include "talk/media/base/videoframe.h" |
| 41 | #include "talk/media/base/videorenderer.h" |
| 42 | |
| 43 | class MainWndCallback { |
| 44 | public: |
| 45 | virtual void StartLogin(const std::string& server, int port) = 0; |
| 46 | virtual void DisconnectFromServer() = 0; |
| 47 | virtual void ConnectToPeer(int peer_id) = 0; |
| 48 | virtual void DisconnectFromCurrentPeer() = 0; |
| 49 | virtual void UIThreadCallback(int msg_id, void* data) = 0; |
| 50 | virtual void Close() = 0; |
| 51 | protected: |
| 52 | virtual ~MainWndCallback() {} |
| 53 | }; |
| 54 | |
| 55 | // Pure virtual interface for the main window. |
| 56 | class MainWindow { |
| 57 | public: |
| 58 | virtual ~MainWindow() {} |
| 59 | |
| 60 | enum UI { |
| 61 | CONNECT_TO_SERVER, |
| 62 | LIST_PEERS, |
| 63 | STREAMING, |
| 64 | }; |
| 65 | |
| 66 | virtual void RegisterObserver(MainWndCallback* callback) = 0; |
| 67 | |
| 68 | virtual bool IsWindow() = 0; |
| 69 | virtual void MessageBox(const char* caption, const char* text, |
| 70 | bool is_error) = 0; |
| 71 | |
| 72 | virtual UI current_ui() = 0; |
| 73 | |
| 74 | virtual void SwitchToConnectUI() = 0; |
| 75 | virtual void SwitchToPeerList(const Peers& peers) = 0; |
| 76 | virtual void SwitchToStreamingUI() = 0; |
| 77 | |
| 78 | virtual void StartLocalRenderer(webrtc::VideoTrackInterface* local_video) = 0; |
| 79 | virtual void StopLocalRenderer() = 0; |
| 80 | virtual void StartRemoteRenderer(webrtc::VideoTrackInterface* remote_video) = 0; |
| 81 | virtual void StopRemoteRenderer() = 0; |
| 82 | |
| 83 | virtual void QueueUIThreadCallback(int msg_id, void* data) = 0; |
| 84 | }; |
| 85 | |
| 86 | #ifdef WIN32 |
| 87 | |
| 88 | class MainWnd : public MainWindow { |
| 89 | public: |
| 90 | static const wchar_t kClassName[]; |
| 91 | |
| 92 | enum WindowMessages { |
| 93 | UI_THREAD_CALLBACK = WM_APP + 1, |
| 94 | }; |
| 95 | |
kjellander@webrtc.org | 0402515 | 2014-07-01 16:28:13 +0000 | [diff] [blame] | 96 | MainWnd(const char* server, int port, bool auto_connect, bool auto_call); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 97 | ~MainWnd(); |
| 98 | |
| 99 | bool Create(); |
| 100 | bool Destroy(); |
| 101 | bool PreTranslateMessage(MSG* msg); |
| 102 | |
| 103 | virtual void RegisterObserver(MainWndCallback* callback); |
| 104 | virtual bool IsWindow(); |
| 105 | virtual void SwitchToConnectUI(); |
| 106 | virtual void SwitchToPeerList(const Peers& peers); |
| 107 | virtual void SwitchToStreamingUI(); |
| 108 | virtual void MessageBox(const char* caption, const char* text, |
| 109 | bool is_error); |
| 110 | virtual UI current_ui() { return ui_; } |
| 111 | |
| 112 | virtual void StartLocalRenderer(webrtc::VideoTrackInterface* local_video); |
| 113 | virtual void StopLocalRenderer(); |
| 114 | virtual void StartRemoteRenderer(webrtc::VideoTrackInterface* remote_video); |
| 115 | virtual void StopRemoteRenderer(); |
| 116 | |
| 117 | virtual void QueueUIThreadCallback(int msg_id, void* data); |
| 118 | |
| 119 | HWND handle() const { return wnd_; } |
| 120 | |
| 121 | class VideoRenderer : public webrtc::VideoRendererInterface { |
| 122 | public: |
| 123 | VideoRenderer(HWND wnd, int width, int height, |
| 124 | webrtc::VideoTrackInterface* track_to_render); |
| 125 | virtual ~VideoRenderer(); |
| 126 | |
| 127 | void Lock() { |
| 128 | ::EnterCriticalSection(&buffer_lock_); |
| 129 | } |
| 130 | |
| 131 | void Unlock() { |
| 132 | ::LeaveCriticalSection(&buffer_lock_); |
| 133 | } |
| 134 | |
| 135 | // VideoRendererInterface implementation |
| 136 | virtual void SetSize(int width, int height); |
| 137 | virtual void RenderFrame(const cricket::VideoFrame* frame); |
| 138 | |
| 139 | const BITMAPINFO& bmi() const { return bmi_; } |
| 140 | const uint8* image() const { return image_.get(); } |
| 141 | |
| 142 | protected: |
| 143 | enum { |
| 144 | SET_SIZE, |
| 145 | RENDER_FRAME, |
| 146 | }; |
| 147 | |
| 148 | HWND wnd_; |
| 149 | BITMAPINFO bmi_; |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame^] | 150 | rtc::scoped_ptr<uint8[]> image_; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 151 | CRITICAL_SECTION buffer_lock_; |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame^] | 152 | rtc::scoped_refptr<webrtc::VideoTrackInterface> rendered_track_; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 153 | }; |
| 154 | |
| 155 | // A little helper class to make sure we always to proper locking and |
| 156 | // unlocking when working with VideoRenderer buffers. |
| 157 | template <typename T> |
| 158 | class AutoLock { |
| 159 | public: |
| 160 | explicit AutoLock(T* obj) : obj_(obj) { obj_->Lock(); } |
| 161 | ~AutoLock() { obj_->Unlock(); } |
| 162 | protected: |
| 163 | T* obj_; |
| 164 | }; |
| 165 | |
| 166 | protected: |
| 167 | enum ChildWindowID { |
| 168 | EDIT_ID = 1, |
| 169 | BUTTON_ID, |
| 170 | LABEL1_ID, |
| 171 | LABEL2_ID, |
| 172 | LISTBOX_ID, |
| 173 | }; |
| 174 | |
| 175 | void OnPaint(); |
| 176 | void OnDestroyed(); |
| 177 | |
| 178 | void OnDefaultAction(); |
| 179 | |
| 180 | bool OnMessage(UINT msg, WPARAM wp, LPARAM lp, LRESULT* result); |
| 181 | |
| 182 | static LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp); |
| 183 | static bool RegisterWindowClass(); |
| 184 | |
| 185 | void CreateChildWindow(HWND* wnd, ChildWindowID id, const wchar_t* class_name, |
| 186 | DWORD control_style, DWORD ex_style); |
| 187 | void CreateChildWindows(); |
| 188 | |
| 189 | void LayoutConnectUI(bool show); |
| 190 | void LayoutPeerListUI(bool show); |
| 191 | |
| 192 | void HandleTabbing(); |
| 193 | |
| 194 | private: |
buildbot@webrtc.org | d4e598d | 2014-07-29 17:36:52 +0000 | [diff] [blame^] | 195 | rtc::scoped_ptr<VideoRenderer> local_renderer_; |
| 196 | rtc::scoped_ptr<VideoRenderer> remote_renderer_; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 197 | UI ui_; |
| 198 | HWND wnd_; |
| 199 | DWORD ui_thread_id_; |
| 200 | HWND edit1_; |
| 201 | HWND edit2_; |
| 202 | HWND label1_; |
| 203 | HWND label2_; |
| 204 | HWND button_; |
| 205 | HWND listbox_; |
| 206 | bool destroyed_; |
| 207 | void* nested_msg_; |
| 208 | MainWndCallback* callback_; |
| 209 | static ATOM wnd_class_; |
kjellander@webrtc.org | 0402515 | 2014-07-01 16:28:13 +0000 | [diff] [blame] | 210 | std::string server_; |
| 211 | std::string port_; |
| 212 | bool auto_connect_; |
| 213 | bool auto_call_; |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 214 | }; |
| 215 | #endif // WIN32 |
| 216 | |
| 217 | #endif // PEERCONNECTION_SAMPLES_CLIENT_MAIN_WND_H_ |