1 /*! 2 * \copy 3 * Copyright (c) 2011-2013, 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 * \file : AdaptiveQuantization.h 32 * 33 * \brief : adaptive quantization class of wels video processor class 34 * 35 * \date : 2011/03/21 36 * 37 * \description : 1. rewrite the package code of scene change detection class 38 * 39 */ 40 41 #ifndef WELSVP_ADAPTIVEQUANTIZATION_H 42 #define WELSVP_ADAPTIVEQUANTIZATION_H 43 44 #include "util.h" 45 #include "memory.h" 46 #include "WelsFrameWork.h" 47 #include "IWelsVP.h" 48 #include "cpu.h" 49 50 WELSVP_NAMESPACE_BEGIN 51 52 typedef void (VarFunc) (uint8_t* pRefY, int32_t iRefStrideY, uint8_t* pSrc, int32_t iSrcStrideY, 53 SMotionTextureUnit* pMotionTexture); 54 55 typedef VarFunc* PVarFunc; 56 57 VarFunc SampleVariance16x16_c; 58 59 #ifdef X86_ASM 60 WELSVP_EXTERN_C_BEGIN 61 VarFunc SampleVariance16x16_sse2; 62 WELSVP_EXTERN_C_END 63 #endif 64 65 #ifdef HAVE_NEON 66 WELSVP_EXTERN_C_BEGIN 67 VarFunc SampleVariance16x16_neon; 68 WELSVP_EXTERN_C_END 69 #endif 70 71 #ifdef HAVE_NEON_AARCH64 72 WELSVP_EXTERN_C_BEGIN 73 VarFunc SampleVariance16x16_AArch64_neon; 74 WELSVP_EXTERN_C_END 75 #endif 76 77 class CAdaptiveQuantization : public IStrategy { 78 public: 79 CAdaptiveQuantization (int32_t iCpuFlag); 80 ~CAdaptiveQuantization(); 81 82 EResult Process (int32_t iType, SPixMap* pSrc, SPixMap* pRef); 83 EResult Set (int32_t iType, void* pParam); 84 EResult Get (int32_t iType, void* pParam); 85 86 private: 87 void WelsInitVarFunc (PVarFunc& pfVar, int32_t iCpuFlag); 88 89 private: 90 PVarFunc m_pfVar; 91 int32_t m_CPUFlag; 92 SAdaptiveQuantizationParam m_sAdaptiveQuantParam; 93 }; 94 95 WELSVP_NAMESPACE_END 96 97 #endif 98