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1 /*!
2  * \copy
3  *     Copyright (c)  2010-2013, 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    mt_defs.h
33  *
34  * \brief   Main macros for multiple threading implementation
35  *
36  * \date    2/26/2010 Created
37  *
38  *************************************************************************************
39  */
40 #if !defined(MULTIPLE_THREADING_DEFINES_H__)
41 #define MULTIPLE_THREADING_DEFINES_H__
42 
43 #include "typedefs.h"
44 #include "codec_app_def.h"
45 #include "wels_const.h"
46 #include "WelsThreadLib.h"
47 #include "slice.h"
48 
49 using namespace WelsEnc;
50 /*
51  *  MT_DEBUG: output trace MT related into log file
52  */
53 //#define MT_DEBUG
54 //#define ENABLE_TRACE_MT
55 
56 #define THRESHOLD_RMSE_CORE8    0.0320f // v1.1: 0.0320f; v1.0: 0.02f
57 #define THRESHOLD_RMSE_CORE4    0.0215f // v1.1: 0.0215f; v1.0: 0.03f
58 #define THRESHOLD_RMSE_CORE2    0.0200f // v1.1: 0.0200f; v1.0: 0.04f
59 
60 typedef struct TagSliceThreadPrivateData {
61 void*           pWelsPEncCtx;
62 SFrameBSInfo*   pFrameBsInfo;
63 int32_t         iSliceIndex;    // slice index, zero based
64 int32_t         iThreadIndex;   // thread index, zero based
65 
66 } SSliceThreadPrivateData;
67 
68 typedef struct TagSliceThreading {
69 SSliceThreadPrivateData*        pThreadPEncCtx;// thread context, [iThreadIdx]
70 char eventNamespace[100];
71 WELS_THREAD_HANDLE              pThreadHandles[MAX_THREADS_NUM];// thread handles, [iThreadIdx]
72 WELS_EVENT                      pSliceCodedEvent[MAX_THREADS_NUM];// events for slice coded state, [iThreadIdx]
73 WELS_EVENT                      pSliceCodedMasterEvent; // events for signalling that some event in pSliceCodedEvent has been signalled
74 WELS_EVENT                      pReadySliceCodingEvent[MAX_THREADS_NUM];        // events for slice coding ready, [iThreadIdx]
75 WELS_EVENT                      pUpdateMbListEvent[MAX_THREADS_NUM];            // signal to update mb list neighbor for various slices
76 WELS_EVENT                      pFinUpdateMbListEvent[MAX_THREADS_NUM]; // signal to indicate finish updating mb list
77 
78 WELS_MUTEX                      mutexSliceNumUpdate;    // for dynamic slicing mode MT
79 
80 #ifdef MT_DEBUG
81 FILE*                           pFSliceDiff;    // file handle for debug
82 #endif//MT_DEBUG
83 
84 uint8_t*                        pThreadBsBuffer[MAX_THREADS_NUM]; //actual memory for slice buffer
85 bool                            bThreadBsBufferUsage[MAX_THREADS_NUM];
86 WELS_MUTEX                      mutexThreadBsBufferUsage;
87 WELS_MUTEX                      mutexEvent;
88 WELS_MUTEX                      mutexThreadSlcBuffReallocate;
89 } SSliceThreading;
90 
91 #endif//MULTIPLE_THREADING_DEFINES_H__
92