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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "media/video/capture/fake_video_capture_device.h" | 5 #include "media/video/capture/fake_video_capture_device.h" |
| 6 | 6 |
| 7 #include <string> | 7 #include <string> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
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| 97 } | 97 } |
| 98 | 98 |
| 99 void FakeVideoCaptureDevice::OnCaptureTask() { | 99 void FakeVideoCaptureDevice::OnCaptureTask() { |
| 100 if (!client_) | 100 if (!client_) |
| 101 return; | 101 return; |
| 102 | 102 |
| 103 const size_t frame_size = | 103 const size_t frame_size = |
| 104 VideoFrame::AllocationSize(VideoFrame::I420, capture_format_.frame_size); | 104 VideoFrame::AllocationSize(VideoFrame::I420, capture_format_.frame_size); |
| 105 memset(fake_frame_.get(), 0, frame_size); | 105 memset(fake_frame_.get(), 0, frame_size); |
| 106 | 106 |
| 107 SkImageInfo info = SkImageInfo::MakeA8(capture_format_.frame_size.width(), |
| 108 capture_format_.frame_size.height()); |
| 107 SkBitmap bitmap; | 109 SkBitmap bitmap; |
| 108 bitmap.setConfig(SkBitmap::kA8_Config, | 110 bitmap.installPixels(info, fake_frame_.get(), info.width()); |
| 109 capture_format_.frame_size.width(), | |
| 110 capture_format_.frame_size.height(), | |
| 111 capture_format_.frame_size.width()), | |
| 112 bitmap.setPixels(fake_frame_.get()); | |
| 113 SkCanvas canvas(bitmap); | 111 SkCanvas canvas(bitmap); |
| 114 | 112 |
| 115 // Draw a sweeping circle to show an animation. | 113 // Draw a sweeping circle to show an animation. |
| 116 int radius = std::min(capture_format_.frame_size.width(), | 114 int radius = std::min(capture_format_.frame_size.width(), |
| 117 capture_format_.frame_size.height()) / 4; | 115 capture_format_.frame_size.height()) / 4; |
| 118 SkRect rect = | 116 SkRect rect = |
| 119 SkRect::MakeXYWH(capture_format_.frame_size.width() / 2 - radius, | 117 SkRect::MakeXYWH(capture_format_.frame_size.width() / 2 - radius, |
| 120 capture_format_.frame_size.height() / 2 - radius, | 118 capture_format_.frame_size.height() / 2 - radius, |
| 121 2 * radius, | 119 2 * radius, |
| 122 2 * radius); | 120 2 * radius); |
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| 181 DCHECK_EQ(capture_format_.pixel_format, PIXEL_FORMAT_I420); | 179 DCHECK_EQ(capture_format_.pixel_format, PIXEL_FORMAT_I420); |
| 182 DVLOG(3) << "Reallocating FakeVideoCaptureDevice, new capture resolution " | 180 DVLOG(3) << "Reallocating FakeVideoCaptureDevice, new capture resolution " |
| 183 << capture_format_.frame_size.ToString(); | 181 << capture_format_.frame_size.ToString(); |
| 184 | 182 |
| 185 const size_t fake_frame_size = | 183 const size_t fake_frame_size = |
| 186 VideoFrame::AllocationSize(VideoFrame::I420, capture_format_.frame_size); | 184 VideoFrame::AllocationSize(VideoFrame::I420, capture_format_.frame_size); |
| 187 fake_frame_.reset(new uint8[fake_frame_size]); | 185 fake_frame_.reset(new uint8[fake_frame_size]); |
| 188 } | 186 } |
| 189 | 187 |
| 190 } // namespace media | 188 } // namespace media |
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