/src/openh264/codec/common/inc/WelsTask.h
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1 | | /*! |
2 | | * \copy |
3 | | * Copyright (c) 2009-2015, Cisco Systems |
4 | | * All rights reserved. |
5 | | * |
6 | | * Redistribution and use in source and binary forms, with or without |
7 | | * modification, are permitted provided that the following conditions |
8 | | * are met: |
9 | | * |
10 | | * * Redistributions of source code must retain the above copyright |
11 | | * notice, this list of conditions and the following disclaimer. |
12 | | * |
13 | | * * Redistributions in binary form must reproduce the above copyright |
14 | | * notice, this list of conditions and the following disclaimer in |
15 | | * the documentation and/or other materials provided with the |
16 | | * distribution. |
17 | | * |
18 | | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
19 | | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
20 | | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
21 | | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
22 | | * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
23 | | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
24 | | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
25 | | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
26 | | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
27 | | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
28 | | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | | * POSSIBILITY OF SUCH DAMAGE. |
30 | | * |
31 | | * |
32 | | * \file WelsTask.h |
33 | | * |
34 | | * \brief Interfaces introduced in thread pool |
35 | | * |
36 | | * \date 5/09/2012 Created |
37 | | * |
38 | | ************************************************************************************* |
39 | | */ |
40 | | |
41 | | #ifndef _WELS_TASK_H_ |
42 | | #define _WELS_TASK_H_ |
43 | | |
44 | | #include "codec_def.h" |
45 | | |
46 | | namespace WelsCommon { |
47 | | |
48 | | class IWelsTaskSink { |
49 | | public: |
50 | | virtual int OnTaskExecuted() = 0; |
51 | | virtual int OnTaskCancelled() = 0; |
52 | | }; |
53 | | |
54 | | class IWelsTask { |
55 | | public: |
56 | 0 | IWelsTask (IWelsTaskSink* pSink) { |
57 | 0 | m_pSink = pSink; |
58 | 0 | }; |
59 | 0 | virtual ~IWelsTask() { } |
60 | | |
61 | | virtual int Execute() = 0; |
62 | | |
63 | 0 | IWelsTaskSink* GetSink() { |
64 | 0 | return m_pSink; |
65 | 0 | }; |
66 | | |
67 | | protected: |
68 | | IWelsTaskSink* m_pSink; |
69 | | }; |
70 | | |
71 | | } |
72 | | |
73 | | #endif |
74 | | |
75 | | |