1 # Copyright (c) 2014 The Chromium OS Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 import os 6 import time, logging, shutil 7 8 from autotest_lib.client.bin import test, utils 9 from autotest_lib.client.common_lib import error 10 from autotest_lib.client.common_lib.cros import chrome 11 from autotest_lib.client.cros.video import histogram_verifier 12 from autotest_lib.client.cros.video import constants 13 from autotest_lib.client.cros.video import native_html5_player 14 15 16 class video_ChromeVidResChangeHWDecode(test.test): 17 """Verify that VDA works in Chrome for video with resolution changes.""" 18 version = 1 19 20 21 def run_once(self, video_file, video_len): 22 """Verify VDA and playback for the video_file. 23 24 @param video_file: test video file. 25 @param video_len : test video file length. 26 """ 27 28 with chrome.Chrome() as cr: 29 shutil.copy2(constants.VIDEO_HTML_FILEPATH, self.bindir) 30 cr.browser.platform.SetHTTPServerDirectories(self.bindir) 31 tab1 = cr.browser.tabs[0] 32 html_fullpath = os.path.join(self.bindir, 'video.html') 33 url = cr.browser.platform.http_server.UrlOf(html_fullpath) 34 logging.info("full url is %s", url) 35 player = native_html5_player.NativeHtml5Player(tab1, 36 full_url = url, 37 video_id = 'video', 38 video_src_path = video_file, 39 event_timeout = 120) 40 player.load_video() 41 player.play() 42 # Waits for histogram updated for the test video. 43 histogram_verifier.verify( 44 cr, 45 constants.MEDIA_GVD_INIT_STATUS, 46 constants.MEDIA_GVD_BUCKET) 47 48 # Verify the video playback. 49 for i in range(1, video_len/2): 50 if (player.paused() or player.ended()): 51 raise error.TestError('Video either stopped or ended.') 52 time.sleep(1) 53 54 # Verify that video ends successfully. 55 utils.poll_for_condition( 56 lambda: player.ended(), 57 timeout=video_len, 58 exception=error.TestError('Video did not end successfully'), 59 sleep_interval=1) 60
