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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 "content/browser/media/capture/web_contents_video_capture_device.h" | 5 #include "content/browser/media/capture/web_contents_video_capture_device.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <utility> | 10 #include <utility> |
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293 // TODO(miu): We just look at the center pixel presently, because if the | 293 // TODO(miu): We just look at the center pixel presently, because if the |
294 // analysis is too slow, the backlog of frames will grow without bound and | 294 // analysis is too slow, the backlog of frames will grow without bound and |
295 // trouble erupts. http://crbug.com/174519 | 295 // trouble erupts. http://crbug.com/174519 |
296 using media::VideoFrame; | 296 using media::VideoFrame; |
297 std::unique_ptr<media::VideoCaptureBufferHandle> buffer_access = | 297 std::unique_ptr<media::VideoCaptureBufferHandle> buffer_access = |
298 buffer.handle_provider->GetHandleForInProcessAccess(); | 298 buffer.handle_provider->GetHandleForInProcessAccess(); |
299 scoped_refptr<media::VideoFrame> frame = | 299 scoped_refptr<media::VideoFrame> frame = |
300 VideoFrame::WrapExternalSharedMemory( | 300 VideoFrame::WrapExternalSharedMemory( |
301 media::PIXEL_FORMAT_I420, format.frame_size, visible_rect, | 301 media::PIXEL_FORMAT_I420, format.frame_size, visible_rect, |
302 format.frame_size, buffer_access->data(), | 302 format.frame_size, buffer_access->data(), |
303 buffer_access->mapped_size(), base::SharedMemory::NULLHandle(), 0u, | 303 buffer_access->mapped_size(), base::SharedMemoryHandle(), 0u, |
304 base::TimeDelta()); | 304 base::TimeDelta()); |
305 const gfx::Point center = visible_rect.CenterPoint(); | 305 const gfx::Point center = visible_rect.CenterPoint(); |
306 const int center_offset_y = | 306 const int center_offset_y = |
307 (frame->stride(VideoFrame::kYPlane) * center.y()) + center.x(); | 307 (frame->stride(VideoFrame::kYPlane) * center.y()) + center.x(); |
308 const int center_offset_uv = | 308 const int center_offset_uv = |
309 (frame->stride(VideoFrame::kUPlane) * (center.y() / 2)) + | 309 (frame->stride(VideoFrame::kUPlane) * (center.y() / 2)) + |
310 (center.x() / 2); | 310 (center.x() / 2); |
311 report_callback_.Run( | 311 report_callback_.Run( |
312 SkColorSetRGB(frame->data(VideoFrame::kYPlane)[center_offset_y], | 312 SkColorSetRGB(frame->data(VideoFrame::kYPlane)[center_offset_y], |
313 frame->data(VideoFrame::kUPlane)[center_offset_uv], | 313 frame->data(VideoFrame::kUPlane)[center_offset_uv], |
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1034 for (int i = 0; i < 3; ++i) { | 1034 for (int i = 0; i < 3; ++i) { |
1035 SimulateRefreshFrameRequest(); | 1035 SimulateRefreshFrameRequest(); |
1036 ASSERT_NO_FATAL_FAILURE(client_observer()->WaitForNextColor(SK_ColorGREEN)); | 1036 ASSERT_NO_FATAL_FAILURE(client_observer()->WaitForNextColor(SK_ColorGREEN)); |
1037 } | 1037 } |
1038 | 1038 |
1039 device()->StopAndDeAllocate(); | 1039 device()->StopAndDeAllocate(); |
1040 } | 1040 } |
1041 | 1041 |
1042 } // namespace | 1042 } // namespace |
1043 } // namespace content | 1043 } // namespace content |
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