227 lines
7.7 KiB
C++
227 lines
7.7 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: CodecBuffer_RGBA16F.cpp
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// Description: implementation of the CCodecBuffer_RGBA16F class
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//
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//////////////////////////////////////////////////////////////////////////////
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#include "Common.h"
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#include "CodecBuffer_RGBA16F.h"
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//////////////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////////////
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#define RGBA16F_nChannelCount 4
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#define RGBA16F_nPixelSize 8
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CCodecBuffer_RGBA16F::CCodecBuffer_RGBA16F(
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CMP_BYTE nBlockWidth, CMP_BYTE nBlockHeight, CMP_BYTE nBlockDepth,
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CMP_DWORD dwWidth, CMP_DWORD dwHeight, CMP_DWORD dwPitch, CMP_BYTE* pData,CMP_DWORD dwDataSize)
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: CCodecBuffer(nBlockWidth, nBlockHeight, nBlockDepth,dwWidth, dwHeight, dwPitch, pData,dwDataSize)
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{
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if (m_dwPitch == 0) printf("");
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int gw= GetWidth() * RGBA16F_nPixelSize;
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//assert((m_dwPitch == 0) || (m_dwPitch >= GetWidth() * RGBA16F_nPixelSize));
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if(m_dwPitch <= GetWidth() * RGBA16F_nPixelSize)
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m_dwPitch = GetWidth() * RGBA16F_nPixelSize;
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if(m_pData == NULL)
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{
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CMP_DWORD dwSize = m_dwPitch * GetHeight();
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m_pData = (CMP_BYTE*) malloc(dwSize);
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}
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}
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CCodecBuffer_RGBA16F::~CCodecBuffer_RGBA16F()
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{
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}
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void CCodecBuffer_RGBA16F::Copy(CCodecBuffer& srcBuffer)
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{
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if(GetWidth() != srcBuffer.GetWidth() || GetHeight() != srcBuffer.GetHeight())
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return;
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const CMP_DWORD dwBlocksX = ((GetWidth() + 3) >> 2);
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const CMP_DWORD dwBlocksY = ((GetHeight() + 3) >> 2);
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for(CMP_DWORD j = 0; j < dwBlocksY; j++)
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{
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for(CMP_DWORD i = 0; i < dwBlocksX; i++)
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{
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CMP_HALF block[BLOCK_SIZE_4X4X4];
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srcBuffer.ReadBlockRGBA(i*4, j*4, 4, 4, block);
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WriteBlockRGBA(i*4, j*4, 4, 4, block);
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}
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}
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}
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bool CCodecBuffer_RGBA16F::ReadBlock(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[], CMP_DWORD dwChannelIndex)
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{
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assert(x < GetWidth());
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assert(y < GetHeight());
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if(x >= GetWidth() || y >= GetHeight())
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return false;
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CMP_DWORD dwWidth = min(w, (GetWidth() - x));
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CMP_DWORD i,j;
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for(j = 0; j < h && (y + j) < GetHeight(); j++)
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{
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CMP_HALF* pData = (CMP_HALF*) (GetData() + ((y + j) * m_dwPitch) + (x * RGBA16F_nPixelSize));
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for(i = 0; i < dwWidth; i++)
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{
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block[(j * w) + i] = pData[dwChannelIndex];
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pData += RGBA16F_nChannelCount;
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}
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// Pad line with previous values if necessary
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if(i < w)
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PadLine(i, w, 1, &block[j * w]);
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}
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// Pad block with previous values if necessary
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if(j < h)
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PadBlock(j, w, h, 1, block);
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return true;
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}
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bool CCodecBuffer_RGBA16F::WriteBlock(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[], CMP_DWORD dwChannelIndex)
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{
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assert(x < GetWidth());
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assert(y < GetHeight());
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if(x >= GetWidth() || y >= GetHeight())
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return false;
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CMP_DWORD dwWidth = min(w, (GetWidth() - x));
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for(CMP_DWORD j = 0; j < h && (y + j) < GetHeight(); j++)
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{
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CMP_HALF* pData = (CMP_HALF*) (GetData() + ((y + j) * m_dwPitch) + (x * RGBA16F_nPixelSize));
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for(CMP_DWORD i = 0; i < dwWidth; i++)
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{
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pData[dwChannelIndex] = block[(j * w) + i];
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pData += RGBA16F_nChannelCount;
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}
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}
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return true;
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}
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bool CCodecBuffer_RGBA16F::ReadBlockA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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return ReadBlock(x, y, w, h, block, CHANNEL_INDEX_A);
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}
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bool CCodecBuffer_RGBA16F::ReadBlockR(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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return ReadBlock(x, y, w, h, block, CHANNEL_INDEX_R);
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}
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bool CCodecBuffer_RGBA16F::ReadBlockG(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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return ReadBlock(x, y, w, h, block, CHANNEL_INDEX_G);
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}
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bool CCodecBuffer_RGBA16F::ReadBlockB(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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return ReadBlock(x, y, w, h, block, CHANNEL_INDEX_B);
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}
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bool CCodecBuffer_RGBA16F::WriteBlockA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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return WriteBlock(x, y, w, h, block, CHANNEL_INDEX_A);
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}
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bool CCodecBuffer_RGBA16F::WriteBlockR(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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return WriteBlock(x, y, w, h, block, CHANNEL_INDEX_R);
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}
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bool CCodecBuffer_RGBA16F::WriteBlockG(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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return WriteBlock(x, y, w, h, block, CHANNEL_INDEX_G);
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}
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bool CCodecBuffer_RGBA16F::WriteBlockB(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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return WriteBlock(x, y, w, h, block, CHANNEL_INDEX_B);
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}
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#define GET_PIXEL(i, j) &block[(((j * w) + i) * RGBA16F_nChannelCount)]
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bool CCodecBuffer_RGBA16F::ReadBlockRGBA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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assert(x < GetWidth());
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assert(y < GetHeight());
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assert(x % w == 0);
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assert(y % h == 0);
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if(x >= GetWidth() || y >= GetHeight())
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return false;
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CMP_DWORD dwWidth = min(w, (GetWidth() - x));
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CMP_DWORD i,j;
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for(j = 0; j < h && (y + j) < GetHeight(); j++)
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{
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CMP_HALF* pData = (CMP_HALF*) (GetData() + ((y + j) * m_dwPitch) + (x * RGBA16F_nPixelSize));
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for(i = 0; i < dwWidth; i++)
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{
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memcpy(GET_PIXEL(i, j), pData, RGBA16F_nPixelSize);
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pData += RGBA16F_nChannelCount;
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}
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// Pad line with previous values if necessary
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if(i < w)
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PadLine(i, w, 4, &block[j * w * RGBA16F_nChannelCount]);
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}
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// Pad block with previous values if necessary
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if(j < h)
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PadBlock(j, w, h, 4, block);
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return true;
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}
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bool CCodecBuffer_RGBA16F::WriteBlockRGBA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_HALF block[])
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{
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assert(x < GetWidth());
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assert(y < GetHeight());
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assert(x % w == 0);
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assert(y % h == 0);
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if(x >= GetWidth() || y >= GetHeight())
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return false;
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CMP_DWORD dwWidth = min(w, (GetWidth() - x));
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for(CMP_DWORD j = 0; j < h && (y + j) < GetHeight(); j++)
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{
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CMP_HALF* pData = (CMP_HALF*) (GetData() + ((y + j) * m_dwPitch) + (x * RGBA16F_nPixelSize));
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memcpy(pData, GET_PIXEL(0, j), dwWidth * RGBA16F_nPixelSize);
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}
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return true;
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}
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