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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 #include "remoting/host/capturer_gdi.h" | 5 #include "remoting/host/capturer_gdi.h" |
| 6 | 6 |
| 7 #include "gfx/rect.h" | 7 #include "gfx/rect.h" |
| 8 | 8 |
| 9 namespace remoting { | 9 namespace remoting { |
| 10 | 10 |
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| 72 // Create memory for the buffers. | 72 // Create memory for the buffers. |
| 73 for (int i = 0; i < kNumBuffers; i++) { | 73 for (int i = 0; i < kNumBuffers; i++) { |
| 74 target_bitmap_[i] = CreateDIBSection(desktop_dc_, &bmi, DIB_RGB_COLORS, | 74 target_bitmap_[i] = CreateDIBSection(desktop_dc_, &bmi, DIB_RGB_COLORS, |
| 75 static_cast<void**>(&buffers_[i]), | 75 static_cast<void**>(&buffers_[i]), |
| 76 NULL, 0); | 76 NULL, 0); |
| 77 } | 77 } |
| 78 } | 78 } |
| 79 | 79 |
| 80 void CapturerGdi::CaptureRects(const RectVector& rects, | 80 void CapturerGdi::CaptureRects(const RectVector& rects, |
| 81 CaptureCompletedCallback* callback) { | 81 CaptureCompletedCallback* callback) { |
| 82 Capturer::DataPlanes planes; | 82 DataPlanes planes; |
| 83 planes.data[0] = static_cast<uint8*>(buffers_[current_buffer_]); | 83 planes.data[0] = static_cast<uint8*>(buffers_[current_buffer_]); |
| 84 planes.strides[0] = bytes_per_row_; | 84 planes.strides[0] = bytes_per_row_; |
| 85 | 85 |
| 86 CaptureImage(); | 86 CaptureImage(); |
| 87 scoped_refptr<CaptureData> data(new CaptureData(planes, | 87 scoped_refptr<CaptureData> data(new CaptureData(planes, |
| 88 width(), | 88 width(), |
| 89 height(), | 89 height(), |
| 90 pixel_format())); | 90 pixel_format())); |
| 91 data->mutable_dirty_rects() = rects; | 91 data->mutable_dirty_rects() = rects; |
| 92 | 92 |
| 93 FinishCapture(data, callback); | 93 FinishCapture(data, callback); |
| 94 } | 94 } |
| 95 | 95 |
| 96 void CapturerGdi::CaptureImage() { | 96 void CapturerGdi::CaptureImage() { |
| 97 // Selection the target bitmap into the memory dc. | 97 // Selection the target bitmap into the memory dc. |
| 98 SelectObject(memory_dc_, target_bitmap_[current_buffer_]); | 98 SelectObject(memory_dc_, target_bitmap_[current_buffer_]); |
| 99 | 99 |
| 100 // And then copy the rect from desktop to memory. | 100 // And then copy the rect from desktop to memory. |
| 101 BitBlt(memory_dc_, 0, 0, width_, height_, desktop_dc_, 0, 0, | 101 BitBlt(memory_dc_, 0, 0, width_, height_, desktop_dc_, 0, 0, |
| 102 SRCCOPY | CAPTUREBLT); | 102 SRCCOPY | CAPTUREBLT); |
| 103 } | 103 } |
| 104 | 104 |
| 105 } // namespace remoting | 105 } // namespace remoting |
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