X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=src%2FTizen.Multimedia%2FCommon.Internal%2FMediaBufferBase.cs;h=3c8917310058ccfae20e0e8861f62e12d731ca90;hb=58eaa603449254d05d07c00671ee77fa96e6e36b;hp=553a0dc7f86b2430b009df2abd8d063ae7420bbf;hpb=ff57cbb1221d9f6b9f5fe7a41b6a15f6e92cfc7b;p=platform%2Fcore%2Fcsapi%2Ftizenfx.git

diff --git a/src/Tizen.Multimedia/Common.Internal/MediaBufferBase.cs b/src/Tizen.Multimedia/Common.Internal/MediaBufferBase.cs
index 553a0dc..3c89173 100644
--- a/src/Tizen.Multimedia/Common.Internal/MediaBufferBase.cs
+++ b/src/Tizen.Multimedia/Common.Internal/MediaBufferBase.cs
@@ -65,12 +65,12 @@ namespace Tizen.Multimedia
             if (length < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(length), length,
-                    $"Length can't be less than zero.");
+                    $"length can't be less than zero.");
             }
             if (offset < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(offset), offset,
-                    $"Offset can't be less than zero.");
+                    $"offset can't be less than zero.");
             }
         }
 
@@ -119,6 +119,11 @@ namespace Tizen.Multimedia
         {
             ThrowIfBufferIsNotReadable();
 
+            if (source == null)
+            {
+                throw new ArgumentNullException(nameof(source));
+            }
+
             if (startIndex < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(startIndex), startIndex,
@@ -144,6 +149,11 @@ namespace Tizen.Multimedia
         {
             ThrowIfBufferIsNotWritable();
 
+            if (dest == null)
+            {
+                throw new ArgumentNullException(nameof(dest));
+            }
+
             if (startIndex < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(startIndex), startIndex,
@@ -152,7 +162,7 @@ namespace Tizen.Multimedia
             if (startIndex + length > dest.Length)
             {
                 throw new ArgumentOutOfRangeException($"{nameof(startIndex)}, {nameof(length)}",
-                    "startIndex + length can't be greater than source.Length.");
+                    "startIndex + length can't be greater than dest.Length.");
             }
 
             ValidateRange(offset, length);