1 /*! 2 * \copy 3 * Copyright (c) 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 33 //mb_cache.h 34 #ifndef WELS_MACROBLOCK_CACHE_H__ 35 #define WELS_MACROBLOCK_CACHE_H__ 36 37 #include "typedefs.h" 38 39 namespace WelsDec { 40 41 #define REF_NOT_AVAIL -2 42 #define REF_NOT_IN_LIST -1 //intra 43 44 /* 45 * MB Cache information, such one cache should be defined within a slice 46 */ 47 /* 48 * Cache for Luma Cache for Chroma(Cb, Cr) 49 * 50 * TL T T T T TL T T 51 * L - - - - L - - 52 * L - - - - L - - TR 53 * L - - - - 54 * L - - - - TR 55 * 56 */ 57 58 ////////////////////////mapping scan index//////////////////////// 59 60 extern const uint8_t g_kuiScan4[16]; 61 62 typedef struct TagNeighborAvail { 63 int32_t iTopAvail; 64 int32_t iLeftAvail; 65 int32_t iRightTopAvail; 66 int32_t iLeftTopAvail; //used for check intra_pred_mode avail or not //1: avail; 0: unavail 67 68 int32_t iLeftType; 69 int32_t iTopType; 70 int32_t iLeftTopType; 71 int32_t iRightTopType; 72 73 int8_t iTopCbp; 74 int8_t iLeftCbp; 75 int8_t iDummy[2]; //for align 76 } SWelsNeighAvail, *PWelsNeighAvail; 77 78 } // namespace WelsDec 79 80 #endif//WELS_MACROBLOCK_CACHE_H__ 81