[SCM] WebKit Debian packaging branch, debian/experimental, updated. upstream/1.3.3-9427-gc2be6fc

[crogers at google.com]

The following commit has been merged in the debian/experimental branch:
commit 1341cacc6b597391e80e369a59779e3539bc34b2
Author: crogers at google.com <crogers at google.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Date:   Wed Sep 8 00:48:23 2010 +0000

    2010-09-07  Chris Rogers  <crogers at google.com>
    
            Reviewed by Kenneth Russell.
    
            Add AudioArray.h
            https://bugs.webkit.org/show_bug.cgi?id=45204
    
            No new tests since audio API is not yet implemented.
    
            * platform/audio/AudioArray.h: Added.
            (WebCore::AudioArray::AudioArray):
            (WebCore::AudioArray::zero):
            (WebCore::AudioArray::zeroRange):
            (WebCore::AudioArray::copyToRange):
    
    
    git-svn-id: http://svn.webkit.org/repository/webkit/trunk@66938 268f45cc-cd09-0410-ab3c-d52691b4dbfc

diff --git a/WebCore/ChangeLog b/WebCore/ChangeLog
index f8807ee..8d2f7d6 100644
--- a/WebCore/ChangeLog
+++ b/WebCore/ChangeLog
@@ -1,3 +1,18 @@
+2010-09-07  Chris Rogers  <crogers at google.com>
+
+        Reviewed by Kenneth Russell.
+
+        Add AudioArray.h
+        https://bugs.webkit.org/show_bug.cgi?id=45204
+
+        No new tests since audio API is not yet implemented.
+
+        * platform/audio/AudioArray.h: Added.
+        (WebCore::AudioArray::AudioArray):
+        (WebCore::AudioArray::zero):
+        (WebCore::AudioArray::zeroRange):
+        (WebCore::AudioArray::copyToRange):
+
 2010-09-07  Mihai Parparita  <mihaip at chromium.org>
 
         Reviewed by Oliver Hunt.
diff --git a/WebCore/platform/audio/AudioArray.h b/WebCore/platform/audio/AudioArray.h
new file mode 100644
index 0000000..9c25b0f
--- /dev/null
+++ b/WebCore/platform/audio/AudioArray.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2010 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef AudioArray_h
+#define AudioArray_h
+
+#include <string.h>
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+template<typename T>
+class AudioArray : public Vector<T> {
+public:
+    AudioArray() : Vector<T>(0) { }
+    explicit AudioArray(size_t n) : Vector<T>(n, 0) { }
+
+    void zero() { memset(this->data(), 0, sizeof(T) * this->size()); }
+
+    void zeroRange(unsigned start, unsigned end)
+    {
+        bool isSafe = (start <= end) && (end <= this->size());
+        ASSERT(isSafe);
+        if (!isSafe)
+            return;
+
+        memset(this->data() + start, 0, sizeof(T) * (end - start));
+    }
+
+    void copyToRange(T* sourceData, unsigned start, unsigned end)
+    {
+        bool isSafe = (start <= end) && (end <= this->size());
+        ASSERT(isSafe);
+        if (!isSafe)
+            return;
+
+        memcpy(this->data() + start, sourceData, sizeof(T) * (end - start));
+    }
+};
+
+typedef AudioArray<float> AudioFloatArray;
+typedef AudioArray<double> AudioDoubleArray;
+
+} // WebCore
+
+#endif // AudioArray_h

-- 
WebKit Debian packaging