2 * Copyright (c) 2022 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the License);
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an AS IS BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 using System.Runtime.InteropServices;
20 namespace Tizen.Multimedia
22 internal class PinnedPreviewBuffer<T> : IDisposable
24 private readonly GCHandle[] _gcHandles;
25 private readonly T[][] _buffers;
27 internal PinnedPreviewBuffer(params uint[] sizes)
29 _buffers = new T[sizes.Length][];
30 _gcHandles = new GCHandle[sizes.Length];
32 for (int i = 0 ; i < sizes.Length; i++)
34 _buffers[i] = new T[sizes[i]];
35 _gcHandles[i] = GCHandle.Alloc(_buffers[i], GCHandleType.Pinned);
39 ~PinnedPreviewBuffer()
44 internal T[] this[int index] => _buffers[index];
46 private bool disposedValue = false;
48 protected virtual void Dispose(bool disposing)
52 foreach (var gcHandle in _gcHandles)
57 Log.Info(CameraLog.Tag, $"Disposed : {disposing})");
65 GC.SuppressFinalize(this);