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| (Empty) |
| 1 <!-- | |
| 2 This HTML file contains a div for a player which is used for FPS (frame per seco
nd) | |
| 3 testing (chrome/test/functional/media_fps.py). | |
| 4 The query string should contain the following information: | |
| 5 tag (optional): HTML video/audio tag (default is video). | |
| 6 media (required): media file name. | |
| 7 t (optional): if specified, disables the media cache. | |
| 8 | |
| 9 Example: "media_fps.html?tag=video&media=foo.webm&t=t" | |
| 10 --> | |
| 11 <html> | |
| 12 <body> | |
| 13 <div id='player_container'></div> | |
| 14 <div id='console'></div> | |
| 15 <br> | |
| 16 <div id='history'></div> | |
| 17 <script type='text/javascript' src='player.js'></script> | |
| 18 <script> | |
| 19 var previous_play_time = 0; | |
| 20 var previous_clock_time = 0; | |
| 21 var previous_framecount = 0; | |
| 22 var previous_dropcount = 0; | |
| 23 var start_clock_time = 0; | |
| 24 | |
| 25 function timeUpdateHandler() { | |
| 26 // Get FPS information and print it to the console. | |
| 27 var container = document.getElementById('console'); | |
| 28 var current_play_time = player.currentTime; | |
| 29 var current_clock_time = new Date().getTime(); | |
| 30 var current_clock_elapsed_time = (current_clock_time - start_clock_time) | |
| 31 / 1000; | |
| 32 var current_framecount = player.webkitDecodedFrameCount; | |
| 33 var current_dropcount = player.webkitDroppedFrameCount; | |
| 34 var delta_play_time = current_play_time - previous_play_time; | |
| 35 var delta_clock_time = current_clock_time - previous_clock_time; | |
| 36 var delta_frame = current_framecount - previous_framecount; | |
| 37 var delta_drop = current_dropcount - previous_dropcount; | |
| 38 var play_fps = delta_frame / delta_play_time; | |
| 39 var clock_fps = delta_frame / delta_clock_time * 1000; | |
| 40 container.innerHTML = | |
| 41 '<div id="play_time">player.currentTime:' + current_play_time + | |
| 42 '</div>' + '<div id="clock_time">clock_time:' + | |
| 43 current_clock_elapsed_time + '</div>' + | |
| 44 '<div id="play_fps">play_fps:' + play_fps + '</div>' + | |
| 45 '<div id="clock_fps">clock_fps:' + clock_fps + '</div>' + | |
| 46 '<div id="drop">dropped frame:' + delta_drop + '</div>'; | |
| 47 var history = document.getElementById('history'); | |
| 48 history.innerHTML += current_play_time + ' ' + | |
| 49 current_clock_elapsed_time + ' ' + play_fps + | |
| 50 ' ' + clock_fps + ' ' + delta_drop + '<br>'; | |
| 51 previous_play_time = current_play_time; | |
| 52 previous_clock_time = current_clock_time; | |
| 53 previous_framecount = current_framecount; | |
| 54 previous_dropcount = current_dropcount; | |
| 55 } | |
| 56 | |
| 57 tid = setInterval(timeUpdateHandler, 500); | |
| 58 InstallEventHandler('ended', | |
| 59 'document.title = "END"; clearInterval(tid);'); | |
| 60 start_clock_time = new Date().getTime(); | |
| 61 | |
| 62 if (ok) { | |
| 63 player.play(); | |
| 64 } | |
| 65 </script> | |
| 66 | |
| 67 </body> | |
| 68 </html> | |
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Chromium Code Reviews
Issue 9666032:
Cleanup deprecated PyAuto media tests. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src