2013-12-09 13:51:09 +01:00
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/*!
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* \copy
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* Copyright (c) 2013, Cisco Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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//mb_cache.h
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#ifndef WELS_MACROBLOCK_CACHE_H__
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#define WELS_MACROBLOCK_CACHE_H__
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#include "typedefs.h"
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namespace WelsDec {
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#define REF_NOT_AVAIL -2
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#define REF_NOT_IN_LIST -1 //intra
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/*
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* MB Cache information, such one cache should be defined within a slice
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*/
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/*
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* Cache for Luma Cache for Chroma(Cb, Cr)
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2013-12-12 23:21:12 +01:00
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*
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2013-12-09 13:51:09 +01:00
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* TL T T T T TL T T
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* L - - - - L - -
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* L - - - - L - - TR
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* L - - - -
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* L - - - - TR
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*
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*/
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////////////////////////mapping scan index////////////////////////
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// for data sharing cross modules and try to reduce size of binary generated
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extern const uint8_t g_kuiMbNonZeroCountIdx[24];
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extern const uint8_t g_kuiCache30ScanIdx[16];
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extern const uint8_t g_kuiCacheNzcScanIdx[24];
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extern const uint8_t g_kuiScan4[16];
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2013-12-12 23:21:12 +01:00
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typedef struct TagNeighborAvail {
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int32_t iTopAvail;
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int32_t iLeftAvail;
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int32_t iRightTopAvail;
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int32_t iLeftTopAvail; //used for check intra_pred_mode avail or not //1: avail; 0: unavail
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2013-12-09 13:51:09 +01:00
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2013-12-12 23:21:12 +01:00
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int32_t iLeftType;
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int32_t iTopType;
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int32_t iLeftTopType;
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int32_t iRightTopType;
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} SNeighAvail, *PNeighAvail;
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2013-12-09 13:51:09 +01:00
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} // namespace WelsDec
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#endif//WELS_MACROBLOCK_CACHE_H__
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