Changeset 225936 in webkit

Timestamp:

Dec 14, 2017, 3:13:41 PM (9 years ago)

Author:

commit-queue@webkit.org

Message:

[MSE] Add isValid() check before using trackBuffer.lastEnqueuedPresentationTime
​https://bugs.webkit.org/show_bug.cgi?id=180258

Patch by Alicia Boya García <​aboya@igalia.com> on 2017-12-14
Reviewed by Jer Noble.

• Modules/mediasource/SourceBuffer.cpp:

(WebCore::SourceBuffer::sourceBufferPrivateDidReceiveSample):

Location:

trunk/Source/WebCore

Files:

• ChangeLog (modified) (1 diff)
• Modules/mediasource/SourceBuffer.cpp (modified) (1 diff)

trunk/Source/WebCore/ChangeLog

@@ +1 @@
+2017-12-14  Alicia Boya García  <aboya@igalia.com>
+
+        [MSE] Add isValid() check before using trackBuffer.lastEnqueuedPresentationTime
+        https://bugs.webkit.org/show_bug.cgi?id=180258
+
+        Reviewed by Jer Noble.
+
+        * Modules/mediasource/SourceBuffer.cpp:
+        (WebCore::SourceBuffer::sourceBufferPrivateDidReceiveSample):
+
 2017-12-14  John Wilander  <wilander@apple.com>
 

trunk/Source/WebCore/Modules/mediasource/SourceBuffer.cpp

@@ -1567 +1567 @@
             // not yet displayed samples.
             MediaTime currentMediaTime = m_source->currentTime();
-            if (currentMediaTime < trackBuffer.lastEnqueuedPresentationTime) {
+            if (trackBuffer.lastEnqueuedPresentationTime.isValid() && currentMediaTime < trackBuffer.lastEnqueuedPresentationTime) {
                 PlatformTimeRanges possiblyEnqueuedRanges(currentMediaTime, trackBuffer.lastEnqueuedPresentationTime);
                 possiblyEnqueuedRanges.intersectWith(erasedRanges);