Index: content/browser/renderer_host/media/video_capture_controller.cc |
diff --git a/content/browser/renderer_host/media/video_capture_controller.cc b/content/browser/renderer_host/media/video_capture_controller.cc |
index 23ee7074a2d73a365000d5369b39d28e50b2adc8..cfd6f7be3ceda0b0a1b6be5b18a4ba5b98d7a879 100644 |
--- a/content/browser/renderer_host/media/video_capture_controller.cc |
+++ b/content/browser/renderer_host/media/video_capture_controller.cc |
@@ -275,6 +275,61 @@ void VideoCaptureController::DoIncomingCapturedVideoFrameOnIOThread( |
scoped_ptr<media::VideoCaptureDevice::Client::Buffer> buffer, |
const scoped_refptr<VideoFrame>& frame, |
const base::TimeTicks& timestamp) { |
+ |
+ { |
+ static int count = 0; |
+ static base::TimeDelta total_time; |
+ static base::TimeDelta min_delta = base::TimeDelta::Max(); |
+ static base::TimeDelta max_delta; |
+ static base::TimeDelta v[30]; |
+ count++; |
+ base::TimeDelta delta = base::TimeTicks::Now() - timestamp; |
+ total_time += delta; |
+ if (delta > max_delta) |
+ max_delta = delta; |
+ if (delta < min_delta) |
+ min_delta = delta; |
+ v[(count-1) % 30] = delta; |
+ if (count % 30 == 0) { |
+ LOG(ERROR) << "count=" << count |
+ << ", latency=" << delta.InMillisecondsF() |
+ << ", avg=" << total_time.InMillisecondsF() / count |
+ << ", min=" << min_delta.InMillisecondsF() |
+ << ", max=" << max_delta.InMillisecondsF(); |
+ |
+ LOG(ERROR) << v[0].InMillisecondsF() << " " |
+ << v[1].InMillisecondsF() << " " |
+ << v[2].InMillisecondsF() << " " |
+ << v[3].InMillisecondsF() << " " |
+ << v[4].InMillisecondsF() << " " |
+ << v[5].InMillisecondsF() << " " |
+ << v[6].InMillisecondsF() << " " |
+ << v[7].InMillisecondsF() << " " |
+ << v[8].InMillisecondsF() << " " |
+ << v[9].InMillisecondsF() << " " |
+ << v[10].InMillisecondsF() << " " |
+ << v[11].InMillisecondsF() << " " |
+ << v[12].InMillisecondsF() << " " |
+ << v[13].InMillisecondsF() << " " |
+ << v[14].InMillisecondsF() << " " |
+ << v[15].InMillisecondsF() << " " |
+ << v[16].InMillisecondsF() << " " |
+ << v[17].InMillisecondsF() << " " |
+ << v[18].InMillisecondsF() << " " |
+ << v[19].InMillisecondsF() << " " |
+ << v[20].InMillisecondsF() << " " |
+ << v[21].InMillisecondsF() << " " |
+ << v[22].InMillisecondsF() << " " |
+ << v[23].InMillisecondsF() << " " |
+ << v[24].InMillisecondsF() << " " |
+ << v[25].InMillisecondsF() << " " |
+ << v[26].InMillisecondsF() << " " |
+ << v[27].InMillisecondsF() << " " |
+ << v[28].InMillisecondsF() << " " |
+ << v[29].InMillisecondsF(); |
+ } |
+ } |
+ |
DCHECK_CURRENTLY_ON(BrowserThread::IO); |
const int buffer_id = buffer->id(); |
DCHECK_NE(buffer_id, VideoCaptureBufferPool::kInvalidId); |