183 lines
8.2 KiB
C++
183 lines
8.2 KiB
C++
//===============================================================================
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// Copyright (c) 2007-2016 Advanced Micro Devices, Inc. All rights reserved.
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// Copyright (c) 2004-2006 ATI Technologies Inc.
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//===============================================================================
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files(the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions :
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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//
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// File Name: Codec_DXTC.cpp
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// Description: implementation of the CCodec_DXTC class
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//
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//////////////////////////////////////////////////////////////////////////////
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#include "common.h"
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#include "codec_dxtc.h"
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CCodec_DXTC::CCodec_DXTC(CodecType codecType)
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: CCodec_Block_4x4(codecType) {
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m_bUseChannelWeighting = false;
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m_bUseAdaptiveWeighting = false;
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m_fChannelWeights[0] = m_fBaseChannelWeights[0] = 0.3086f;
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m_fChannelWeights[1] = m_fBaseChannelWeights[1] = 0.6094f;
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m_fChannelWeights[2] = m_fBaseChannelWeights[2] = 0.0820f;
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m_bUseFloat = false;
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m_b3DRefinement = false;
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m_nRefinementSteps = 0;
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m_nCompressionSpeed = CMP_Speed_SuperFast;
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m_bSwizzleChannels = false;
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m_fQuality = 1.0f;
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memset(&m_BC15Options,0,sizeof(CMP_BC15Options));
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m_BC15Options.m_fquality = 1.0f;
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m_BC15Options.m_fChannelWeights[0] = 1.0f;
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m_BC15Options.m_fChannelWeights[1] = 1.0f;
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m_BC15Options.m_fChannelWeights[2] = 1.0f;
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}
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CCodec_DXTC::~CCodec_DXTC() {
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}
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bool CCodec_DXTC::SetParameter(const CMP_CHAR* pszParamName, CMP_CHAR* sValue) {
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if (sValue == NULL) return false;
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if(strcmp(pszParamName, "UseChannelWeighting") == 0) {
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m_bUseChannelWeighting = std::stoi(sValue) > 0 ? true : false;
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m_BC15Options.m_bUseChannelWeighting = m_bUseChannelWeighting ;
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}
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else if(strcmp(pszParamName, "UseAdaptiveWeighting") == 0) {
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m_bUseAdaptiveWeighting = std::stoi(sValue) > 0 ? true : false;
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m_BC15Options.m_bUseAdaptiveWeighting = m_bUseAdaptiveWeighting;
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}
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else if(strcmp(pszParamName, "ForceFloatPath") == 0) // Not used in latest codec
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m_bUseFloat = std::stoi(sValue) > 0 ? true: false;
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else if(strcmp(pszParamName, "CompressionSpeed") == 0) // Not used in latest codec
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m_nCompressionSpeed = (CMP_Speed) std::stoi(sValue);
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else if(strcmp(pszParamName, "WeightR") == 0) {
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CODECFLOAT fValue = std::stof(sValue);
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m_fChannelWeights[0] = m_fBaseChannelWeights[0] = fValue * fValue;
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m_BC15Options.m_fChannelWeights[0] = m_fChannelWeights[0];
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} else if(strcmp(pszParamName, "WeightG") == 0) {
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CODECFLOAT fValue = std::stof(sValue);
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m_fChannelWeights[1] = m_fBaseChannelWeights[1] = fValue * fValue;
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m_BC15Options.m_fChannelWeights[1] = m_fChannelWeights[1];
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} else if(strcmp(pszParamName, "WeightB") == 0) {
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CODECFLOAT fValue = std::stof(sValue);
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m_fChannelWeights[2] = m_fBaseChannelWeights[2] = fValue * fValue;
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m_BC15Options.m_fChannelWeights[2] = m_fChannelWeights[2];
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} else if (strcmp(pszParamName, "Quality") == 0) {
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m_fQuality = std::stof(sValue);
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if ((m_fQuality < 0) || (m_fQuality > 1.0)) return false;
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m_BC15Options.m_fquality = m_fQuality;
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} else if ((strcmp(pszParamName, "RefineSteps") == 0) || // new option
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(strcmp(pszParamName, "RefinementSteps") == 0) || // old options
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(strcmp(pszParamName, "3DRefinement") == 0) // old options
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){
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m_nRefinementSteps = (CMP_BYTE)(std::stoi(sValue));
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if ((m_nRefinementSteps < 0) || (m_nRefinementSteps > 2)) return false;
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m_BC15Options.m_nRefinementSteps = m_nRefinementSteps;
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}
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else
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return CCodec_Block_4x4::SetParameter(pszParamName, sValue);
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return true;
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}
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bool CCodec_DXTC::SetParameter(const CMP_CHAR* pszParamName, CMP_DWORD dwValue) {
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if(strcmp(pszParamName, "UseChannelWeighting") == 0)
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m_bUseChannelWeighting = dwValue ? true : false;
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else if(strcmp(pszParamName, "UseAdaptiveWeighting") == 0)
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m_bUseAdaptiveWeighting = dwValue ? true : false;
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else if(strcmp(pszParamName, "3DRefinement") == 0) // Old
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m_b3DRefinement = dwValue ? true : false;
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else if(strcmp(pszParamName, "RefinementSteps") == 0) // Old
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m_nRefinementSteps = (CMP_BYTE) dwValue;
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else if(strcmp(pszParamName, "RefineSteps") == 0) { // Newer setting
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m_b3DRefinement = dwValue ? true : false;
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m_nRefinementSteps = (CMP_BYTE) dwValue;
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m_BC15Options.m_nRefinementSteps = m_nRefinementSteps;
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}
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else if(strcmp(pszParamName, "ForceFloatPath") == 0)
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m_bUseFloat = dwValue ? true: false;
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else if(strcmp(pszParamName, "CompressionSpeed") == 0)
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m_nCompressionSpeed = (CMP_Speed) dwValue;
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else if (strcmp(pszParamName, "SwizzleChannels") == 0)
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m_bSwizzleChannels = dwValue > 0 ? true : false;
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else
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return CCodec_Block_4x4::SetParameter(pszParamName, dwValue);
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return true;
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}
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bool CCodec_DXTC::GetParameter(const CMP_CHAR* pszParamName, CMP_DWORD& dwValue) {
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if(strcmp(pszParamName, "UseChannelWeighting") == 0)
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dwValue = m_bUseChannelWeighting;
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else if(strcmp(pszParamName, "UseAdaptiveWeighting") == 0)
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dwValue = m_bUseAdaptiveWeighting;
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else if(strcmp(pszParamName, "3DRefinement") == 0)
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dwValue = m_b3DRefinement;
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else if(strcmp(pszParamName, "RefinementSteps") == 0)
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dwValue = m_nRefinementSteps;
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else if(strcmp(pszParamName, "ForceFloatPath") == 0)
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dwValue = m_bUseFloat;
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else if(strcmp(pszParamName, "CompressionSpeed") == 0)
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dwValue = m_nCompressionSpeed;
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else
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return CCodec_Block_4x4::SetParameter(pszParamName, dwValue);
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return true;
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}
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bool CCodec_DXTC::SetParameter(const CMP_CHAR* pszParamName, CODECFLOAT fValue) {
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if(strcmp(pszParamName, "WeightR") == 0) {
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m_fChannelWeights[0] = m_fBaseChannelWeights[0] = fValue * fValue;
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m_BC15Options.m_fChannelWeights[0] = m_fChannelWeights[0] ;
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}
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else if(strcmp(pszParamName, "WeightG") == 0) {
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m_fChannelWeights[1] = m_fBaseChannelWeights[1] = fValue * fValue;
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m_BC15Options.m_fChannelWeights[1] = m_fChannelWeights[1] ;
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}
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else if(strcmp(pszParamName, "WeightB") == 0) {
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m_fChannelWeights[2] = m_fBaseChannelWeights[2] = fValue * fValue;
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m_BC15Options.m_fChannelWeights[2] = m_fChannelWeights[2] ;
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}
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else if (strcmp(pszParamName, "Quality") == 0) {
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m_fQuality = fValue;
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m_BC15Options.m_fquality = m_fQuality;
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}
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else
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return CCodec_Block_4x4::SetParameter(pszParamName, fValue);
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return true;
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}
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bool CCodec_DXTC::GetParameter(const CMP_CHAR* pszParamName, CODECFLOAT& fValue) {
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if(strcmp(pszParamName, "WeightR") == 0)
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fValue = sqrt(m_BC15Options.m_fChannelWeights[0]);
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else if(strcmp(pszParamName, "WeightG") == 0)
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fValue = sqrt(m_BC15Options.m_fChannelWeights[1]);
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else if(strcmp(pszParamName, "WeightB") == 0)
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fValue = sqrt(m_BC15Options.m_fChannelWeights[2]);
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else if (strcmp(pszParamName, "Quality") == 0)
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fValue = m_BC15Options.m_fquality;
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else
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return CCodec_Block_4x4::GetParameter(pszParamName, fValue);
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return true;
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}
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