Title: [127779] trunk
- Revision
- 127779
- Author
- [email protected]
- Date
- 2012-09-06 13:06:00 -0700 (Thu, 06 Sep 2012)
Log Message
ASSERT reached when TextTrack.mode is set to DISABLED.
https://bugs.webkit.org/show_bug.cgi?id=94651
Reviewed by Eric Carlson.
This patch ensures that cues that have already been added to the
cueTree in HTMLMediaElement, are not added again.
Source/WebCore:
Test: media/track/track-mode-disabled-crash.html
* html/HTMLMediaElement.cpp:
(WebCore::HTMLMediaElement::textTrackAddCue): Do not add the cue if it already
exists in m_cueTree.
LayoutTests:
* media/track/track-mode-disabled-crash-expected.txt: Added.
* media/track/track-mode-disabled-crash.html: Added.
Modified Paths
Added Paths
Diff
Modified: trunk/LayoutTests/ChangeLog (127778 => 127779)
--- trunk/LayoutTests/ChangeLog 2012-09-06 19:54:14 UTC (rev 127778)
+++ trunk/LayoutTests/ChangeLog 2012-09-06 20:06:00 UTC (rev 127779)
@@ -1,3 +1,16 @@
+2012-09-06 Anna Cavender <[email protected]>
+
+ ASSERT reached when TextTrack.mode is set to DISABLED.
+ https://bugs.webkit.org/show_bug.cgi?id=94651
+
+ Reviewed by Eric Carlson.
+
+ This patch ensures that cues that have already been added to the
+ cueTree in HTMLMediaElement, are not added again.
+
+ * media/track/track-mode-disabled-crash-expected.txt: Added.
+ * media/track/track-mode-disabled-crash.html: Added.
+
2012-09-06 Geoffrey Garen <[email protected]>
Unskipped fast/dom/HTMLScriptElement/script-reexecution-pretty-diff.html
Added: trunk/LayoutTests/media/track/track-mode-disabled-crash-expected.txt (0 => 127779)
--- trunk/LayoutTests/media/track/track-mode-disabled-crash-expected.txt (rev 0)
+++ trunk/LayoutTests/media/track/track-mode-disabled-crash-expected.txt 2012-09-06 20:06:00 UTC (rev 127779)
@@ -0,0 +1,13 @@
+Tests that cues are properly removed from the active cue list when their track changes mode to disabled.
+
+EVENT(canplaythrough)
+** Set the mode of the text track to showing. **
+** Seek to a time with a caption. **
+EVENT(seeked)
+** Set the mode of the text track to hidden, then showing again. **
+** Set the mode of the text track to disabled. **
+
+No crash. PASS.
+
+END OF TEST
+
Added: trunk/LayoutTests/media/track/track-mode-disabled-crash.html (0 => 127779)
--- trunk/LayoutTests/media/track/track-mode-disabled-crash.html (rev 0)
+++ trunk/LayoutTests/media/track/track-mode-disabled-crash.html 2012-09-06 20:06:00 UTC (rev 127779)
@@ -0,0 +1,53 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+
+ <script src=""
+ <script src=""
+ <script>
+ var testTrack;
+
+ function seeked()
+ {
+ consoleWrite("** Set the mode of the text track to hidden, then showing again. **");
+ testTrack.track.mode = "hidden";
+ testTrack.track.mode = "showing";
+
+ consoleWrite("** Set the mode of the text track to disabled. **");
+ testTrack.track.mode = "disabled";
+
+ consoleWrite("");
+ consoleWrite("No crash. PASS.");
+ consoleWrite("");
+
+ endTest();
+ }
+
+ function startTest()
+ {
+ consoleWrite("** Set the mode of the text track to showing. **");
+ testTrack.track.mode = "showing";
+ consoleWrite("** Seek to a time with a caption. **");
+ video.currentTime = 1.5;
+ }
+
+ function loaded()
+ {
+ findMediaElement();
+ testTrack = document.querySelector('track');
+
+ video.src = "" '../content/counting');
+ waitForEvent('seeked', seeked);
+ waitForEvent('canplaythrough', startTest);
+ }
+
+ </script>
+ </head>
+ <body _onload_="loaded()">
+ <video controls >
+ <track src="" kind="captions" default >
+ </video>
+ <p>Tests that cues are properly removed from the active cue list when their track changes mode to disabled.</p>
+ </body>
+</html>
\ No newline at end of file
Modified: trunk/Source/WebCore/ChangeLog (127778 => 127779)
--- trunk/Source/WebCore/ChangeLog 2012-09-06 19:54:14 UTC (rev 127778)
+++ trunk/Source/WebCore/ChangeLog 2012-09-06 20:06:00 UTC (rev 127779)
@@ -1,3 +1,19 @@
+2012-09-06 Anna Cavender <[email protected]>
+
+ ASSERT reached when TextTrack.mode is set to DISABLED.
+ https://bugs.webkit.org/show_bug.cgi?id=94651
+
+ Reviewed by Eric Carlson.
+
+ This patch ensures that cues that have already been added to the
+ cueTree in HTMLMediaElement, are not added again.
+
+ Test: media/track/track-mode-disabled-crash.html
+
+ * html/HTMLMediaElement.cpp:
+ (WebCore::HTMLMediaElement::textTrackAddCue): Do not add the cue if it already
+ exists in m_cueTree.
+
2012-09-06 Zan Dobersek <[email protected]>
Another unreviewed GTK build fix.
Modified: trunk/Source/WebCore/html/HTMLMediaElement.cpp (127778 => 127779)
--- trunk/Source/WebCore/html/HTMLMediaElement.cpp 2012-09-06 19:54:14 UTC (rev 127778)
+++ trunk/Source/WebCore/html/HTMLMediaElement.cpp 2012-09-06 20:06:00 UTC (rev 127779)
@@ -1347,7 +1347,9 @@
// zero-length cues.
double endTime = max(cue->startTime(), cue->endTime());
- m_cueTree.add(m_cueTree.createInterval(cue->startTime(), endTime, cue.get()));
+ CueIntervalTree::IntervalType interval = m_cueTree.createInterval(cue->startTime(), endTime, cue.get());
+ if (!m_cueTree.contains(interval))
+ m_cueTree.add(interval);
updateActiveTextTrackCues(currentTime());
}
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