[Multimedia] Fixed errors in ImageUtil

1. An error destroying image util handle before the run operation completes.
2. An error that the out buffer is not assigned correctly for encoding gif frames.

Change-Id: Ia6f78a991e32590810ae3836d0dcd47bc32934c3
Signed-off-by: coderhyme <jhyo.kim@samsung.com>

diff --git a/src/Tizen.Multimedia.Util/ImageUtil/ImageEncoder.cs b/src/Tizen.Multimedia.Util/ImageUtil/ImageEncoder.cs
index 2263f2a..55364c9 100644 (file)
--- a/src/Tizen.Multimedia.Util/ImageUtil/ImageEncoder.cs
+++ b/src/Tizen.Multimedia.Util/ImageUtil/ImageEncoder.cs
@@ -114,13 +114,14 @@ namespace Tizen.Multimedia.Util
         {
             var tcs = new TaskCompletionSource<bool>();
 
-            IntPtr outBuffer = IntPtr.Zero;
-            Unmanaged.SetOutputBuffer(Handle, out outBuffer).ThrowIfFailed("Failed to initialize encoder");
-
             Task.Run(() =>
             {
+                IntPtr outBuffer = IntPtr.Zero;
+
                 try
                 {
+                    Unmanaged.SetOutputBuffer(Handle, out outBuffer).ThrowIfFailed("Failed to initialize encoder");
+
                     ulong size = 0;
                     Unmanaged.Run(Handle, out size).ThrowIfFailed("Failed to encode given image");
 

diff --git a/src/Tizen.Multimedia.Util/ImageUtil/ImageTransform.cs b/src/Tizen.Multimedia.Util/ImageUtil/ImageTransform.cs
index 3c08449..889dfc9 100644 (file)
--- a/src/Tizen.Multimedia.Util/ImageUtil/ImageTransform.cs
+++ b/src/Tizen.Multimedia.Util/ImageUtil/ImageTransform.cs
@@ -74,13 +74,13 @@ namespace Tizen.Multimedia.Util
 
         internal abstract void Configure(TransformHandle handle);
 
-        internal virtual Task<MediaPacket> ApplyAsync(MediaPacket source)
+        internal virtual async Task<MediaPacket> ApplyAsync(MediaPacket source)
         {
             using (TransformHandle handle = CreateHandle())
             {
                 Configure(handle);
 
-                return RunAsync(handle, source);
+                return await RunAsync(handle, source);
             }
         }
     }