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 #ifndef WELS_DECODE_SLICE_H__ 34 #define WELS_DECODE_SLICE_H__ 35 36 #include "decoder_context.h" 37 38 namespace WelsDec { 39 40 int32_t WelsActualDecodeMbCavlcISlice (PWelsDecoderContext pCtx); 41 int32_t WelsDecodeMbCavlcISlice (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag); 42 43 int32_t WelsActualDecodeMbCavlcPSlice (PWelsDecoderContext pCtx); 44 int32_t WelsDecodeMbCavlcPSlice (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag); 45 46 int32_t WelsActualDecodeMbCavlcBSlice (PWelsDecoderContext pCtx); 47 int32_t WelsDecodeMbCavlcBSlice (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag); 48 49 typedef int32_t (*PWelsDecMbFunc) (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag); 50 51 int32_t WelsDecodeMbCabacISlice (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag); 52 int32_t WelsDecodeMbCabacPSlice (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag); 53 int32_t WelsDecodeMbCabacBSlice (PWelsDecoderContext pCtx, PNalUnit pNalCur, uint32_t& uiEosFlag); 54 int32_t WelsDecodeMbCabacISliceBaseMode0 (PWelsDecoderContext pCtx, uint32_t& uiEosFlag); 55 int32_t WelsDecodeMbCabacPSliceBaseMode0 (PWelsDecoderContext pCtx, PWelsNeighAvail pNeighAvail, uint32_t& uiEosFlag); 56 int32_t WelsDecodeMbCabacBSliceBaseMode0 (PWelsDecoderContext pCtx, PWelsNeighAvail pNeighAvail, uint32_t& uiEosFlag); 57 58 int32_t WelsTargetSliceConstruction (PWelsDecoderContext pCtx); //construction based on slice 59 60 int32_t WelsDecodeSlice (PWelsDecoderContext pCtx, bool bFirstSliceInLayer, PNalUnit pNalCur); 61 int32_t WelsDecodeAndConstructSlice (PWelsDecoderContext pCtx); 62 63 int32_t WelsTargetMbConstruction (PWelsDecoderContext pCtx); 64 65 int32_t WelsMbIntraPredictionConstruction (PWelsDecoderContext pCtx, PDqLayer pCurDqLayer, bool bOutput); 66 int32_t WelsMbInterSampleConstruction (PWelsDecoderContext pCtx, PDqLayer pCurDqLayer, 67 uint8_t* pDstY, uint8_t* pDstU, uint8_t* pDstV, int32_t iStrideL, int32_t iStrideC); 68 int32_t WelsMbInterConstruction (PWelsDecoderContext pCtx, PDqLayer pCurDqLayer); 69 void WelsLumaDcDequantIdct (int16_t* pBlock, int32_t iQp, PWelsDecoderContext pCtx); 70 int32_t WelsMbInterPrediction (PWelsDecoderContext pCtx, PDqLayer pCurDqLayer); 71 void WelsChromaDcIdct (int16_t* pBlock); 72 bool ComputeColocatedTemporalScaling (PWelsDecoderContext pCtx); 73 74 #ifdef __cplusplus 75 extern "C" { 76 #endif//__cplusplus 77 78 #if defined(X86_ASM) 79 void WelsBlockZero16x16_sse2 (int16_t* block, int32_t stride); 80 void WelsBlockZero8x8_sse2 (int16_t* block, int32_t stride); 81 #endif 82 83 #if defined(HAVE_NEON) 84 void WelsBlockZero16x16_neon (int16_t* block, int32_t stride); 85 void WelsBlockZero8x8_neon (int16_t* block, int32_t stride); 86 #endif 87 88 #if defined(HAVE_NEON_AARCH64) 89 void WelsBlockZero16x16_AArch64_neon (int16_t* block, int32_t stride); 90 void WelsBlockZero8x8_AArch64_neon (int16_t* block, int32_t stride); 91 #endif 92 #ifdef __cplusplus 93 } 94 #endif//__cplusplus 95 96 void WelsBlockFuncInit (SBlockFunc* pFunc, int32_t iCpu); 97 void WelsBlockZero16x16_c (int16_t* block, int32_t stride); 98 void WelsBlockZero8x8_c (int16_t* block, int32_t stride); 99 100 } // namespace WelsDec 101 102 #endif //WELS_DECODE_SLICE_H__ 103 104 105