| Index: chrome/test/data/media/eme_player_js/fps_observer.js
|
| diff --git a/chrome/test/data/media/eme_player_js/fps_observer.js b/chrome/test/data/media/eme_player_js/fps_observer.js
|
| deleted file mode 100644
|
| index 8226df8bee1db87c3e39c5a105d5b10a74c3a81c..0000000000000000000000000000000000000000
|
| --- a/chrome/test/data/media/eme_player_js/fps_observer.js
|
| +++ /dev/null
|
| @@ -1,67 +0,0 @@
|
| -// Copyright 2014 The Chromium Authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -// FPSObserver observes a <video> and reports decoded FPS, dropped FPS, and
|
| -// total dropped frames during the video playback.
|
| -var FPSObserver = new function() {
|
| - this.video_ = null;
|
| - this.decodedFrames_ = 0;
|
| - this.droppedFrames_ = 0;
|
| - this.startTime_ = 0;
|
| - this.intID_ = null;
|
| -}
|
| -
|
| -FPSObserver.observe = function(video) {
|
| - this.video_ = video;
|
| - var observer = this;
|
| - this.video_.addEventListener('playing', function() {
|
| - observer.onVideoPlaying();
|
| - });
|
| -
|
| - this.video_.addEventListener('error', function() {
|
| - observer.endTest();
|
| - });
|
| -
|
| - this.video_.addEventListener('ended', function() {
|
| - observer.endTest();
|
| - });
|
| -};
|
| -
|
| -FPSObserver.onVideoPlaying = function() {
|
| - this.decodedFrames_ = 0;
|
| - this.droppedFrames_ = 0;
|
| - this.startTime_ = window.performance.now();
|
| - this.endTest(true);
|
| - var observer = this;
|
| - this.intID_ = window.setInterval(function() {
|
| - observer.calculateStats();}, 1000);
|
| -};
|
| -
|
| -FPSObserver.calculateStats = function() {
|
| - if (this.video_.readyState <= HTMLMediaElement.HAVE_CURRENT_DATA ||
|
| - this.video_.paused || this.video_.ended)
|
| - return;
|
| - var currentTime = window.performance.now();
|
| - var deltaTime = (currentTime - this.startTime_) / 1000;
|
| - this.startTime_ = currentTime;
|
| -
|
| - // Calculate decoded frames per sec.
|
| - var fps = (this.video_.webkitDecodedFrameCount - this.decodedFrames_) /
|
| - deltaTime;
|
| - this.decodedFrames_ = this.video_.webkitDecodedFrameCount;
|
| - fps = fps.toFixed(2);
|
| - decodedFPSElement.innerHTML = fps;
|
| -
|
| - // Calculate dropped frames per sec.
|
| - fps = (this.video_.webkitDroppedFrameCount - this.droppedFrames_) / deltaTime;
|
| - this.droppedFrames_ = this.video_.webkitDroppedFrameCount;
|
| - fps = fps.toFixed(2);
|
| - droppedFPSElement.innerHTML = fps;
|
| -
|
| - droppedFramesElement.innerHTML = this.droppedFrames_;
|
| -};
|
| -
|
| -FPSObserver.endTest = function() {
|
| - window.clearInterval(this.intID_);
|
| -};
|
|
|