267 lines
11 KiB
C++
267 lines
11 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_RGBA2101010.cpp
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// Description: implementation of the CCodecBuffer_RGBA2101010 class
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//
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//////////////////////////////////////////////////////////////////////////////
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#include "common.h"
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#include "codecbuffer_rgba2101010.h"
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//////////////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////////////
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const int nChannelCount = 4;
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const int nPixelSize = sizeof(CMP_DWORD);
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CCodecBuffer_RGBA2101010::CCodecBuffer_RGBA2101010(
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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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assert((m_dwPitch == 0) || (m_dwPitch >= GetWidth() * nPixelSize));
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if(m_dwPitch <= GetWidth() * nPixelSize)
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m_dwPitch = GetWidth() * nPixelSize;
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if(m_pData == NULL) {
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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_RGBA2101010::~CCodecBuffer_RGBA2101010() {
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}
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void CCodecBuffer_RGBA2101010::Copy(CCodecBuffer& srcBuffer) {
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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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for(CMP_DWORD i = 0; i < dwBlocksX; i++) {
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CMP_WORD block[BLOCK_SIZE_4X4];
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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_RGBA2101010::ReadBlock(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[], CMP_DWORD dwChannelMask, CMP_DWORD dwChannelOffset, bool b10Bit) {
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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 = cmp_minT(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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CMP_DWORD* pData = (CMP_DWORD*) (GetData() + ((y + j) * m_dwPitch) + (x * nPixelSize));
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for(i = 0; i < dwWidth; i++) {
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CMP_DWORD dwData = *pData++;
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if(b10Bit)
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block[(j * w) + i] = CONVERT_10BIT_TO_WORD(static_cast<CMP_WORD>(((dwData) >> dwChannelOffset) & dwChannelMask));
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else
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block[(j * w) + i] = CONVERT_2BIT_TO_WORD(static_cast<CMP_WORD>(((dwData) >> dwChannelOffset) & dwChannelMask));
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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_RGBA2101010::WriteBlock(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[], CMP_DWORD dwChannelMask, CMP_DWORD dwChannelOffset, bool b10Bit) {
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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 dwMask = ~((CMP_DWORD) dwChannelMask << dwChannelOffset);
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CMP_DWORD dwWidth = cmp_minT(w, (GetWidth() - x));
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for(CMP_DWORD j = 0; j < h && (y + j) < GetHeight(); j++) {
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CMP_DWORD* pData = (CMP_DWORD*) (GetData() + ((y + j) * m_dwPitch) + (x * nPixelSize));
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for(CMP_DWORD i = 0; i < dwWidth; i++) {
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if(b10Bit)
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*pData = (*pData & dwMask) | (((CMP_DWORD) (CONVERT_WORD_TO_10BIT(block[(j * w) + i]))) << dwChannelOffset);
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else
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*pData = (*pData & dwMask) | (((CMP_DWORD) (CONVERT_WORD_TO_2BIT(block[(j * w) + i]))) << dwChannelOffset);
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pData++;
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}
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}
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return true;
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}
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bool CCodecBuffer_RGBA2101010::ReadBlockA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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return ReadBlock(x, y, w, h, block, TWO_BIT_MASK, RGBA2101010_OFFSET_A, false);
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}
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bool CCodecBuffer_RGBA2101010::ReadBlockR(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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return ReadBlock(x, y, w, h, block, TEN_BIT_MASK, RGBA2101010_OFFSET_R, true);
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}
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bool CCodecBuffer_RGBA2101010::ReadBlockG(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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return ReadBlock(x, y, w, h, block, TEN_BIT_MASK, RGBA2101010_OFFSET_G, true);
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}
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bool CCodecBuffer_RGBA2101010::ReadBlockB(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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return ReadBlock(x, y, w, h, block, TEN_BIT_MASK, RGBA2101010_OFFSET_B, true);
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}
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bool CCodecBuffer_RGBA2101010::WriteBlockA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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return WriteBlock(x, y, w, h, block, TWO_BIT_MASK, RGBA2101010_OFFSET_A, false);
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}
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bool CCodecBuffer_RGBA2101010::WriteBlockR(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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return WriteBlock(x, y, w, h, block, TEN_BIT_MASK, RGBA2101010_OFFSET_R, true);
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}
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bool CCodecBuffer_RGBA2101010::WriteBlockG(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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return WriteBlock(x, y, w, h, block, TEN_BIT_MASK, RGBA2101010_OFFSET_G, true);
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}
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bool CCodecBuffer_RGBA2101010::WriteBlockB(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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return WriteBlock(x, y, w, h, block, TEN_BIT_MASK, RGBA2101010_OFFSET_B, true);
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}
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bool CCodecBuffer_RGBA2101010::ReadBlockRGBA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_DWORD block[]) {
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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 = cmp_minT(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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CMP_DWORD* pData = (CMP_DWORD*) (GetData() + ((y + j) * m_dwPitch) + (x * nPixelSize));
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for(i = 0; i < dwWidth; i++)
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block[(j * w) + i] = *pData++;
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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 * 4]);
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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_RGBA2101010::WriteBlockRGBA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_DWORD block[]) {
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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 = cmp_minT(w, (GetWidth() - x));
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for(CMP_DWORD j = 0; j < h && (y + j) < GetHeight(); j++) {
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CMP_DWORD* pData = (CMP_DWORD*) (GetData() + ((y + j) * m_dwPitch) + (x * nPixelSize));
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for(CMP_DWORD i = 0; i < dwWidth; i++)
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*pData++ = block[(j * w) + i];
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}
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return true;
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}
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#define GET_PIXEL(i, j) &block[(((j * w) + i) * 4)]
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bool CCodecBuffer_RGBA2101010::ReadBlockRGBA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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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 = cmp_minT(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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CMP_DWORD* pData = (CMP_DWORD*) (GetData() + ((y + j) * m_dwPitch) + (x * nPixelSize));
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for(i = 0; i < dwWidth; i++) {
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block[(((j * w) + i) * 4) + 0] = CONVERT_10BIT_TO_WORD(((*pData) >> RGBA2101010_OFFSET_R) & TEN_BIT_MASK);
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block[(((j * w) + i) * 4) + 1] = CONVERT_10BIT_TO_WORD(((*pData) >> RGBA2101010_OFFSET_G) & TEN_BIT_MASK);
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block[(((j * w) + i) * 4) + 2] = CONVERT_10BIT_TO_WORD(((*pData) >> RGBA2101010_OFFSET_B) & TEN_BIT_MASK);
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block[(((j * w) + i) * 4) + 3] = CONVERT_2BIT_TO_WORD(((*pData) >> RGBA2101010_OFFSET_A) & TWO_BIT_MASK);
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pData++;
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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 * 4]);
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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_RGBA2101010::WriteBlockRGBA(CMP_DWORD x, CMP_DWORD y, CMP_BYTE w, CMP_BYTE h, CMP_WORD block[]) {
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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 = cmp_minT(w, (GetWidth() - x));
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for(CMP_DWORD j = 0; j < h && (y + j) < GetHeight(); j++) {
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CMP_DWORD* pData = (CMP_DWORD*) (GetData() + ((y + j) * m_dwPitch) + (x * nPixelSize));
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for(CMP_DWORD i = 0; i < dwWidth; i++) {
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CMP_WORD wRed = block[(((j * w) + i) * 4) + 0];
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CMP_WORD wGreen = block[(((j * w) + i) * 4) + 1];
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CMP_WORD wBlue = block[(((j * w) + i) * 4) + 2];
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CMP_WORD wAlpha = block[(((j * w) + i) * 4) + 3];
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*pData++ = (CONVERT_WORD_TO_10BIT(wRed) << RGBA2101010_OFFSET_R) |
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(CONVERT_WORD_TO_10BIT(wGreen) << RGBA2101010_OFFSET_G) |
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(CONVERT_WORD_TO_10BIT(wBlue) << RGBA2101010_OFFSET_B) |
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(CONVERT_WORD_TO_10BIT(wAlpha) << RGBA2101010_OFFSET_A);
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}
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}
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return true;
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}
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