Index: talk/media/devices/gdivideorenderer.cc |
diff --git a/talk/media/devices/gdivideorenderer.cc b/talk/media/devices/gdivideorenderer.cc |
deleted file mode 100644 |
index 69453067e20f8004f765f6991881882a03f0d31c..0000000000000000000000000000000000000000 |
--- a/talk/media/devices/gdivideorenderer.cc |
+++ /dev/null |
@@ -1,279 +0,0 @@ |
-/* |
- * libjingle |
- * Copyright 2004 Google Inc. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions are met: |
- * |
- * 1. Redistributions of source code must retain the above copyright notice, |
- * this list of conditions and the following disclaimer. |
- * 2. Redistributions in binary form must reproduce the above copyright notice, |
- * this list of conditions and the following disclaimer in the documentation |
- * and/or other materials provided with the distribution. |
- * 3. The name of the author may not be used to endorse or promote products |
- * derived from this software without specific prior written permission. |
- * |
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
- */ |
- |
-// Implementation of GdiVideoRenderer on Windows |
- |
-#ifdef WIN32 |
- |
-#include "talk/media/devices/gdivideorenderer.h" |
- |
-#include "talk/media/base/videocommon.h" |
-#include "talk/media/base/videoframe.h" |
-#include "webrtc/base/scoped_ptr.h" |
-#include "webrtc/base/thread.h" |
-#include "webrtc/base/win32window.h" |
- |
-namespace cricket { |
- |
-///////////////////////////////////////////////////////////////////////////// |
-// Definition of private class VideoWindow. We use a worker thread to manage |
-// the window. |
-///////////////////////////////////////////////////////////////////////////// |
-class GdiVideoRenderer::VideoWindow : public rtc::Win32Window { |
- public: |
- VideoWindow(int x, int y, int width, int height); |
- virtual ~VideoWindow(); |
- |
- // Called when the video size changes. If it is called the first time, we |
- // create and start the thread. Otherwise, we send kSetSizeMsg to the thread. |
- // Context: non-worker thread. |
- bool SetSize(int width, int height); |
- |
- // Called when a new frame is available. Upon this call, we send |
- // kRenderFrameMsg to the window thread. Context: non-worker thread. It may be |
- // better to pass RGB bytes to VideoWindow. However, we pass VideoFrame to put |
- // all the thread synchronization within VideoWindow. |
- bool RenderFrame(const VideoFrame* frame); |
- |
- protected: |
- // Override virtual method of rtc::Win32Window. Context: worker Thread. |
- virtual bool OnMessage(UINT uMsg, WPARAM wParam, LPARAM lParam, |
- LRESULT& result); |
- |
- private: |
- enum { kSetSizeMsg = WM_USER, kRenderFrameMsg}; |
- |
- class WindowThread : public rtc::Thread { |
- public: |
- explicit WindowThread(VideoWindow* window) : window_(window) {} |
- |
- virtual ~WindowThread() { |
- Stop(); |
- } |
- |
- // Override virtual method of rtc::Thread. Context: worker Thread. |
- virtual void Run() { |
- // Initialize the window |
- if (!window_ || !window_->Initialize()) { |
- return; |
- } |
- // Run the message loop |
- MSG msg; |
- while (GetMessage(&msg, NULL, 0, 0) > 0) { |
- TranslateMessage(&msg); |
- DispatchMessage(&msg); |
- } |
- } |
- |
- private: |
- VideoWindow* window_; |
- }; |
- |
- // Context: worker Thread. |
- bool Initialize(); |
- void OnPaint(); |
- void OnSize(int width, int height, bool frame_changed); |
- void OnRenderFrame(const VideoFrame* frame); |
- |
- BITMAPINFO bmi_; |
- rtc::scoped_ptr<uint8_t[]> image_; |
- rtc::scoped_ptr<WindowThread> window_thread_; |
- // The initial position of the window. |
- int initial_x_; |
- int initial_y_; |
-}; |
- |
-///////////////////////////////////////////////////////////////////////////// |
-// Implementation of class VideoWindow |
-///////////////////////////////////////////////////////////////////////////// |
-GdiVideoRenderer::VideoWindow::VideoWindow( |
- int x, int y, int width, int height) |
- : initial_x_(x), |
- initial_y_(y) { |
- memset(&bmi_.bmiHeader, 0, sizeof(bmi_.bmiHeader)); |
- bmi_.bmiHeader.biSize = sizeof(BITMAPINFOHEADER); |
- bmi_.bmiHeader.biPlanes = 1; |
- bmi_.bmiHeader.biBitCount = 32; |
- bmi_.bmiHeader.biCompression = BI_RGB; |
- bmi_.bmiHeader.biWidth = width; |
- bmi_.bmiHeader.biHeight = -height; |
- bmi_.bmiHeader.biSizeImage = width * height * 4; |
- |
- image_.reset(new uint8_t[bmi_.bmiHeader.biSizeImage]); |
-} |
- |
-GdiVideoRenderer::VideoWindow::~VideoWindow() { |
- // Context: caller Thread. We cannot call Destroy() since the window was |
- // created by another thread. Instead, we send WM_CLOSE message. |
- if (handle()) { |
- SendMessage(handle(), WM_CLOSE, 0, 0); |
- } |
-} |
- |
-bool GdiVideoRenderer::VideoWindow::SetSize(int width, int height) { |
- if (!window_thread_.get()) { |
- // Create and start the window thread. |
- window_thread_.reset(new WindowThread(this)); |
- return window_thread_->Start(); |
- } else if (width != bmi_.bmiHeader.biWidth || |
- height != -bmi_.bmiHeader.biHeight) { |
- SendMessage(handle(), kSetSizeMsg, 0, MAKELPARAM(width, height)); |
- } |
- return true; |
-} |
- |
-bool GdiVideoRenderer::VideoWindow::RenderFrame(const VideoFrame* video_frame) { |
- if (!handle()) { |
- return false; |
- } |
- |
- const VideoFrame* frame = video_frame->GetCopyWithRotationApplied(); |
- |
- if (!SetSize(static_cast<int>(frame->GetWidth()), |
- static_cast<int>(frame->GetHeight()))) { |
- return false; |
- } |
- |
- SendMessage(handle(), kRenderFrameMsg, reinterpret_cast<WPARAM>(frame), 0); |
- return true; |
-} |
- |
-bool GdiVideoRenderer::VideoWindow::OnMessage(UINT uMsg, WPARAM wParam, |
- LPARAM lParam, LRESULT& result) { |
- switch (uMsg) { |
- case WM_PAINT: |
- OnPaint(); |
- return true; |
- |
- case WM_DESTROY: |
- PostQuitMessage(0); // post WM_QUIT to end the message loop in Run() |
- return false; |
- |
- case WM_SIZE: // The window UI was resized. |
- OnSize(LOWORD(lParam), HIWORD(lParam), false); |
- return true; |
- |
- case kSetSizeMsg: // The video resolution changed. |
- OnSize(LOWORD(lParam), HIWORD(lParam), true); |
- return true; |
- |
- case kRenderFrameMsg: |
- OnRenderFrame(reinterpret_cast<const VideoFrame*>(wParam)); |
- return true; |
- } |
- return false; |
-} |
- |
-bool GdiVideoRenderer::VideoWindow::Initialize() { |
- if (!rtc::Win32Window::Create( |
- NULL, L"Video Renderer", |
- WS_OVERLAPPEDWINDOW | WS_SIZEBOX, |
- WS_EX_APPWINDOW, |
- initial_x_, initial_y_, |
- bmi_.bmiHeader.biWidth, -bmi_.bmiHeader.biHeight)) { |
- return false; |
- } |
- OnSize(bmi_.bmiHeader.biWidth, -bmi_.bmiHeader.biHeight, false); |
- return true; |
-} |
- |
-void GdiVideoRenderer::VideoWindow::OnPaint() { |
- RECT rcClient; |
- GetClientRect(handle(), &rcClient); |
- PAINTSTRUCT ps; |
- HDC hdc = BeginPaint(handle(), &ps); |
- StretchDIBits(hdc, |
- 0, 0, rcClient.right, rcClient.bottom, // destination rect |
- 0, 0, bmi_.bmiHeader.biWidth, -bmi_.bmiHeader.biHeight, // source rect |
- image_.get(), &bmi_, DIB_RGB_COLORS, SRCCOPY); |
- EndPaint(handle(), &ps); |
-} |
- |
-void GdiVideoRenderer::VideoWindow::OnSize(int width, int height, |
- bool frame_changed) { |
- // Get window and client sizes |
- RECT rcClient, rcWindow; |
- GetClientRect(handle(), &rcClient); |
- GetWindowRect(handle(), &rcWindow); |
- |
- // Find offset between window size and client size |
- POINT ptDiff; |
- ptDiff.x = (rcWindow.right - rcWindow.left) - rcClient.right; |
- ptDiff.y = (rcWindow.bottom - rcWindow.top) - rcClient.bottom; |
- |
- // Resize client |
- MoveWindow(handle(), rcWindow.left, rcWindow.top, |
- width + ptDiff.x, height + ptDiff.y, false); |
- UpdateWindow(handle()); |
- ShowWindow(handle(), SW_SHOW); |
- |
- if (frame_changed && (width != bmi_.bmiHeader.biWidth || |
- height != -bmi_.bmiHeader.biHeight)) { |
- // Update the bmi and image buffer |
- bmi_.bmiHeader.biWidth = width; |
- bmi_.bmiHeader.biHeight = -height; |
- bmi_.bmiHeader.biSizeImage = width * height * 4; |
- image_.reset(new uint8_t[bmi_.bmiHeader.biSizeImage]); |
- } |
-} |
- |
-void GdiVideoRenderer::VideoWindow::OnRenderFrame(const VideoFrame* frame) { |
- if (!frame) { |
- return; |
- } |
- // Convert frame to ARGB format, which is accepted by GDI |
- frame->ConvertToRgbBuffer(cricket::FOURCC_ARGB, image_.get(), |
- bmi_.bmiHeader.biSizeImage, |
- bmi_.bmiHeader.biWidth * 4); |
- InvalidateRect(handle(), 0, 0); |
-} |
- |
-///////////////////////////////////////////////////////////////////////////// |
-// Implementation of class GdiVideoRenderer |
-///////////////////////////////////////////////////////////////////////////// |
-GdiVideoRenderer::GdiVideoRenderer(int x, int y) |
- : initial_x_(x), |
- initial_y_(y) { |
-} |
-GdiVideoRenderer::~GdiVideoRenderer() {} |
- |
-bool GdiVideoRenderer::SetSize(int width, int height, int reserved) { |
- if (!window_.get()) { // Create the window for the first frame |
- window_.reset(new VideoWindow(initial_x_, initial_y_, width, height)); |
- } |
- return window_->SetSize(width, height); |
-} |
- |
-bool GdiVideoRenderer::RenderFrame(const VideoFrame* frame) { |
- if (!frame || !window_.get()) { |
- return false; |
- } |
- return window_->RenderFrame(frame); |
-} |
- |
-} // namespace cricket |
-#endif // WIN32 |