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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/203560">203560</a></dd>
<dt>Author</dt> <dd>bshafiei@apple.com</dd>
<dt>Date</dt> <dd>2016-07-22 02:25:14 -0700 (Fri, 22 Jul 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Merge <a href="http://trac.webkit.org/projects/webkit/changeset/203388">r203388</a>. rdar://problem/25740804</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#branchessafari602branchLayoutTestsChangeLog">branches/safari-602-branch/LayoutTests/ChangeLog</a></li>
<li><a href="#branchessafari602branchLayoutTestsplatformiossimulatorTestExpectations">branches/safari-602-branch/LayoutTests/platform/ios-simulator/TestExpectations</a></li>
<li><a href="#branchessafari602branchSourceWebCoreChangeLog">branches/safari-602-branch/Source/WebCore/ChangeLog</a></li>
<li><a href="#branchessafari602branchSourceWebCorehtmlHTMLMediaElementcpp">branches/safari-602-branch/Source/WebCore/html/HTMLMediaElement.cpp</a></li>
<li><a href="#branchessafari602branchSourceWebCoreplatformaudioPlatformMediaSessioncpp">branches/safari-602-branch/Source/WebCore/platform/audio/PlatformMediaSession.cpp</a></li>
<li><a href="#branchessafari602branchSourceWebCoretestingInternalscpp">branches/safari-602-branch/Source/WebCore/testing/Internals.cpp</a></li>
</ul>

<h3>Added Paths</h3>
<ul>
<li><a href="#branchessafari602branchLayoutTestsplatformiossimulatormediavideointerruptionsuspendunderlockexpctedtxt">branches/safari-602-branch/LayoutTests/platform/ios-simulator/media/video-interruption-suspendunderlock-expcted.txt</a></li>
<li><a href="#branchessafari602branchLayoutTestsplatformiossimulatormediavideointerruptionsuspendunderlockhtml">branches/safari-602-branch/LayoutTests/platform/ios-simulator/media/video-interruption-suspendunderlock.html</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="branchessafari602branchLayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/LayoutTests/ChangeLog (203559 => 203560)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/LayoutTests/ChangeLog        2016-07-22 09:25:10 UTC (rev 203559)
+++ branches/safari-602-branch/LayoutTests/ChangeLog        2016-07-22 09:25:14 UTC (rev 203560)
</span><span class="lines">@@ -1,5 +1,32 @@
</span><span class="cx"> 2016-07-22  Babak Shafiei  &lt;bshafiei@apple.com&gt;
</span><span class="cx"> 
</span><ins>+        Merge r203388. rdar://problem/25740804
+
+    2016-07-18  Jeremy Jones  &lt;jeremyj@apple.com&gt;
+
+            If previous media session interruptions were prevented, still allow subsequent interruptions to try.
+            https://bugs.webkit.org/show_bug.cgi?id=157553
+            rdar://problem/25740804
+
+            Reviewed by Eric Carlson.
+
+            When suspending under lock on iOS, there is first a resign active event, then a
+            suspend under lock. PiP prevents resign active from interrupting playback. But it should allow the
+            suspend under lock to interrupt playback.
+
+            Currently if there are nested interruptions only the first one is acted upon.
+
+            This change allows subsequent, nested interruptions to have a chance to interrupt playback if the
+            previous interruptions were ignored.
+
+            This test is for iPad only, so it must be run manually.
+
+            * platform/ios-simulator/TestExpectations:
+            * platform/ios-simulator/media/video-interruption-suspendunderlock-expcted.txt: Added.
+            * platform/ios-simulator/media/video-interruption-suspendunderlock.html: Added.
+
+2016-07-22  Babak Shafiei  &lt;bshafiei@apple.com&gt;
+
</ins><span class="cx">         Merge r203380. rdar://problem/27391725
</span><span class="cx"> 
</span><span class="cx">     2016-07-18  Dean Jackson  &lt;dino@apple.com&gt;
</span></span></pre></div>
<a id="branchessafari602branchLayoutTestsplatformiossimulatorTestExpectations"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/LayoutTests/platform/ios-simulator/TestExpectations (203559 => 203560)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/LayoutTests/platform/ios-simulator/TestExpectations        2016-07-22 09:25:10 UTC (rev 203559)
+++ branches/safari-602-branch/LayoutTests/platform/ios-simulator/TestExpectations        2016-07-22 09:25:14 UTC (rev 203560)
</span><span class="lines">@@ -3005,6 +3005,7 @@
</span><span class="cx"> # These tests hardcode platform-specific font aliases.
</span><span class="cx"> webkit.org/b/158649 fast/text/chinese-font-name-aliases-2.html [ ImageOnlyFailure ]
</span><span class="cx"> 
</span><ins>+
</ins><span class="cx"> webkit.org/b/159214 fast/multicol/fixed-stack.html [ ImageOnlyFailure ]
</span><span class="cx"> 
</span><span class="cx"> webkit.org/b/157592 fast/images/composited-animated-gif-outside-viewport.html [ Pass Timeout ]
</span><span class="lines">@@ -3016,3 +3017,6 @@
</span><span class="cx"> webkit.org/b/158640 imported/blink/storage/indexeddb/blob-valid-after-deletion.html [ Pass Failure ]
</span><span class="cx"> 
</span><span class="cx"> webkit.org/b/142969 editing/spelling/copy-paste-crash.html
</span><ins>+
+# This test is iPad only
+platform/ios-simulator/media/video-interruption-suspendunderlock.html [ Skip ]
</ins></span></pre></div>
<a id="branchessafari602branchLayoutTestsplatformiossimulatormediavideointerruptionsuspendunderlockexpctedtxt"></a>
<div class="addfile"><h4>Added: branches/safari-602-branch/LayoutTests/platform/ios-simulator/media/video-interruption-suspendunderlock-expcted.txt (0 => 203560)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/LayoutTests/platform/ios-simulator/media/video-interruption-suspendunderlock-expcted.txt                                (rev 0)
+++ branches/safari-602-branch/LayoutTests/platform/ios-simulator/media/video-interruption-suspendunderlock-expcted.txt        2016-07-22 09:25:14 UTC (rev 203560)
</span><span class="lines">@@ -0,0 +1,18 @@
</span><ins>+
+Test that playback is paused by an SuspendUnderLock, even when it is not paused by EnteringBackground, and that ending the interruption does not automatically resume playback.
+
+Start
+EVENT(canplaythrough)
+RUN(video.play())
+EVENT(playing)
+RUN(video.webkitSetPresentationMode('picture-in-picture'))
+RUN(internals.beginMediaSessionInterruption('EnteringBackground'))
+EXPECTED (video.paused == 'false') OK
+RUN(internals.beginMediaSessionInterruption('SuspendedUnderLock'))
+EXPECTED (video.paused == 'true') OK
+RUN(internals.endMediaSessionInterruption('MayResumePlaying'))
+EXPECTED (video.paused == 'true') OK
+RUN(internals.endMediaSessionInterruption(''))
+EXPECTED (video.paused == 'true') OK
+END OF TEST
+
</ins></span></pre></div>
<a id="branchessafari602branchLayoutTestsplatformiossimulatormediavideointerruptionsuspendunderlockhtml"></a>
<div class="addfile"><h4>Added: branches/safari-602-branch/LayoutTests/platform/ios-simulator/media/video-interruption-suspendunderlock.html (0 => 203560)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/LayoutTests/platform/ios-simulator/media/video-interruption-suspendunderlock.html                                (rev 0)
+++ branches/safari-602-branch/LayoutTests/platform/ios-simulator/media/video-interruption-suspendunderlock.html        2016-07-22 09:25:14 UTC (rev 203560)
</span><span class="lines">@@ -0,0 +1,85 @@
</span><ins>+&lt;html&gt;
+    &lt;head&gt;
+        &lt;script src=&quot;../../../media/media-file.js&quot;&gt;&lt;/script&gt;
+        &lt;script src=&quot;../../../media/video-test.js&quot;&gt;&lt;/script&gt;
+        &lt;script&gt;
+            if (window.internals)
+                window.internals.settings.setAllowsPictureInPictureMediaPlayback(true);
+
+            function start()
+            {
+                if (!window.internals) {
+                    failTest('This test requires window.internals.');
+                    return;
+                }
+
+                findMediaElement();
+                waitForEvent('canplaythrough', canplaythrough);
+                waitForEvent('playing', playing);
+                video.src = findMediaFile(&quot;video&quot;, &quot;content/test&quot;);
+                consoleWrite(&quot;Start&quot;);
+            }
+
+            function canplaythrough()
+            {
+                video.removeEventListener('canplaythrough', canplaythrough);
+                run(&quot;video.play()&quot;);
+            }
+
+            function playing()
+            {
+                video.removeEventListener('playing', playing);
+
+                if (!('webkitSupportsPresentationMode' in video &amp;&amp; 'webkitPresentationMode' in video)) {
+                    failTest(&quot;Presentation mode is not supported in this video element.&quot;)
+                    return;
+                }
+                if (!video.webkitSupportsPresentationMode('picture-in-picture')) {
+                    failTest(&quot;picture-in-picture is not supported for this video element&quot;);
+                }
+                video.addEventListener('webkitpresentationmodechanged', onpresentationmodechanged);
+                runWithKeyDown(function() { run(&quot;video.webkitSetPresentationMode('picture-in-picture')&quot;); });
+            }
+
+            function onpresentationmodechanged()
+            {
+                video.removeEventListener('webkitpresentationmodechanged', onpresentationmodechanged);
+                run(&quot;internals.beginMediaSessionInterruption('EnteringBackground')&quot;);
+                setTimeout(pipInBackground, 100);
+            }
+
+            function pipInBackground()
+            {
+                testExpected(&quot;video.paused&quot;, false);
+                run(&quot;internals.beginMediaSessionInterruption('SuspendedUnderLock')&quot;);
+                setTimeout(pipUnderLock, 100);
+            }
+
+            function pipUnderLock()
+            {
+                testExpected(&quot;video.paused&quot;, true);
+                run(&quot;internals.endMediaSessionInterruption('MayResumePlaying')&quot;);
+                setTimeout(pipUnlocked, 100);
+            }
+
+            function pipUnlocked()
+            {
+                testExpected(&quot;video.paused&quot;, true);
+                run(&quot;internals.endMediaSessionInterruption('')&quot;);
+                setTimeout(pipForeground, 100);
+            }
+
+            function pipForeground()
+            {
+                testExpected(&quot;video.paused&quot;, true);
+                endTest();
+            }
+
+        &lt;/script&gt;
+    &lt;/head&gt;
+
+    &lt;body onload=&quot;start()&quot;&gt;
+        &lt;video controls &gt;&lt;/video&gt;
+        &lt;p&gt;Test that playback is paused by an SuspendUnderLock, and that ending the interruption does not automatically resume playback.&lt;/p&gt;
+    &lt;/body&gt;
+&lt;/html&gt;
</ins></span></pre></div>
<a id="branchessafari602branchSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebCore/ChangeLog (203559 => 203560)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebCore/ChangeLog        2016-07-22 09:25:10 UTC (rev 203559)
+++ branches/safari-602-branch/Source/WebCore/ChangeLog        2016-07-22 09:25:14 UTC (rev 203560)
</span><span class="lines">@@ -1,5 +1,37 @@
</span><span class="cx"> 2016-07-22  Babak Shafiei  &lt;bshafiei@apple.com&gt;
</span><span class="cx"> 
</span><ins>+        Merge r203388. rdar://problem/25740804
+
+    2016-07-18  Jeremy Jones  &lt;jeremyj@apple.com&gt;
+
+            If previous media session interruptions were prevented, still allow subsequent interruptions to try.
+            https://bugs.webkit.org/show_bug.cgi?id=157553
+            rdar://problem/25740804
+
+            Reviewed by Eric Carlson.
+
+            Test: platform/ios-simulator/media/video-interruption-suspendunderlock.html
+
+            When suspending under lock on iOS, there is first a resign active event, then a
+            suspend under lock. PiP prevents resign active from interrupting playback. But it should allow the
+            suspend under lock to interrupt playback.
+
+            Currently if there are nested interruptions only the first one is acted upon.
+
+            This change allows subsequent, nested interruptions to have a chance to interrupt playback if the
+            previous interruptions were ignored.
+
+            This test is for iPad only, so it must be run manually.
+
+            * html/HTMLMediaElement.cpp:
+            (WebCore::HTMLMediaElement::shouldOverrideBackgroundPlaybackRestriction):
+            * platform/audio/PlatformMediaSession.cpp:
+            (WebCore::PlatformMediaSession::beginInterruption):
+            * testing/Internals.cpp:
+            (WebCore::Internals::beginMediaSessionInterruption):
+
+2016-07-22  Babak Shafiei  &lt;bshafiei@apple.com&gt;
+
</ins><span class="cx">         Merge r203380. rdar://problem/27391725
</span><span class="cx"> 
</span><span class="cx">     2016-07-18  Dean Jackson  &lt;dino@apple.com&gt;
</span></span></pre></div>
<a id="branchessafari602branchSourceWebCorehtmlHTMLMediaElementcpp"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebCore/html/HTMLMediaElement.cpp (203559 => 203560)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebCore/html/HTMLMediaElement.cpp        2016-07-22 09:25:10 UTC (rev 203559)
+++ branches/safari-602-branch/Source/WebCore/html/HTMLMediaElement.cpp        2016-07-22 09:25:14 UTC (rev 203560)
</span><span class="lines">@@ -6859,23 +6859,27 @@
</span><span class="cx"> 
</span><span class="cx"> bool HTMLMediaElement::shouldOverrideBackgroundPlaybackRestriction(PlatformMediaSession::InterruptionType type) const
</span><span class="cx"> {
</span><del>-    if (type != PlatformMediaSession::EnteringBackground) {
-        LOG(Media, &quot;HTMLMediaElement::shouldOverrideBackgroundPlaybackRestriction(%p) - returning false because type != PlatformMediaSession::EnteringBackground&quot;, this);
-        return false;
-    }
-
</del><ins>+    if (type == PlatformMediaSession::EnteringBackground) {
</ins><span class="cx"> #if ENABLE(WIRELESS_PLAYBACK_TARGET)
</span><del>-    if (m_isPlayingToWirelessTarget) {
-        LOG(Media, &quot;HTMLMediaElement::shouldOverrideBackgroundPlaybackRestriction(%p) - returning true because m_isPlayingToWirelessTarget is true&quot;, this);
-        return true;
-    }
</del><ins>+        if (m_isPlayingToWirelessTarget) {
+            LOG(Media, &quot;HTMLMediaElement::shouldOverrideBackgroundPlaybackRestriction(%p) - returning true because m_isPlayingToWirelessTarget is true&quot;, this);
+            return true;
+        }
</ins><span class="cx"> #endif
</span><del>-    if (m_videoFullscreenMode &amp; VideoFullscreenModePictureInPicture)
-        return true;
</del><ins>+        if (m_videoFullscreenMode &amp; VideoFullscreenModePictureInPicture)
+            return true;
</ins><span class="cx"> #if PLATFORM(IOS) || (PLATFORM(MAC) &amp;&amp; ENABLE(VIDEO_PRESENTATION_MODE))
</span><del>-    if (m_videoFullscreenMode == VideoFullscreenModeStandard &amp;&amp; supportsPictureInPicture() &amp;&amp; isPlaying())
-        return true;
</del><ins>+        if (m_videoFullscreenMode == VideoFullscreenModeStandard &amp;&amp; supportsPictureInPicture() &amp;&amp; isPlaying())
+            return true;
</ins><span class="cx"> #endif
</span><ins>+    } else if (type == PlatformMediaSession::SuspendedUnderLock) {
+#if ENABLE(WIRELESS_PLAYBACK_TARGET)
+        if (m_isPlayingToWirelessTarget) {
+            LOG(Media, &quot;HTMLMediaElement::shouldOverrideBackgroundPlaybackRestriction(%p) - returning true because m_isPlayingToWirelessTarget is true&quot;, this);
+            return true;
+        }
+#endif
+    }
</ins><span class="cx">     return false;
</span><span class="cx"> }
</span><span class="cx"> 
</span></span></pre></div>
<a id="branchessafari602branchSourceWebCoreplatformaudioPlatformMediaSessioncpp"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebCore/platform/audio/PlatformMediaSession.cpp (203559 => 203560)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebCore/platform/audio/PlatformMediaSession.cpp        2016-07-22 09:25:10 UTC (rev 203559)
+++ branches/safari-602-branch/Source/WebCore/platform/audio/PlatformMediaSession.cpp        2016-07-22 09:25:14 UTC (rev 203560)
</span><span class="lines">@@ -100,7 +100,9 @@
</span><span class="cx"> {
</span><span class="cx">     LOG(Media, &quot;PlatformMediaSession::beginInterruption(%p), state = %s, interruption type = %s, interruption count = %i&quot;, this, stateName(m_state), interruptionName(type), m_interruptionCount);
</span><span class="cx"> 
</span><del>-    if (++m_interruptionCount &gt; 1)
</del><ins>+    // When interruptions are overridden, m_interruptionType doesn't get set.
+    // Give nested interruptions a chance when the previous interruptions were overridden.
+    if (++m_interruptionCount &gt; 1 &amp;&amp; m_interruptionType != NoInterruption)
</ins><span class="cx">         return;
</span><span class="cx"> 
</span><span class="cx">     if (client().shouldOverrideBackgroundPlaybackRestriction(type)) {
</span></span></pre></div>
<a id="branchessafari602branchSourceWebCoretestingInternalscpp"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebCore/testing/Internals.cpp (203559 => 203560)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebCore/testing/Internals.cpp        2016-07-22 09:25:10 UTC (rev 203559)
+++ branches/safari-602-branch/Source/WebCore/testing/Internals.cpp        2016-07-22 09:25:14 UTC (rev 203560)
</span><span class="lines">@@ -2755,6 +2755,8 @@
</span><span class="cx">         interruption = PlatformMediaSession::SystemSleep;
</span><span class="cx">     else if (equalLettersIgnoringASCIICase(interruptionString, &quot;enteringbackground&quot;))
</span><span class="cx">         interruption = PlatformMediaSession::EnteringBackground;
</span><ins>+    else if (equalLettersIgnoringASCIICase(interruptionString, &quot;suspendedunderlock&quot;))
+        interruption = PlatformMediaSession::SuspendedUnderLock;
</ins><span class="cx">     else {
</span><span class="cx">         ec = INVALID_ACCESS_ERR;
</span><span class="cx">         return;
</span></span></pre>
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