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calyp/source/lib/PlaYUVerFrame.cpp
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/* This file is a part of plaYUVer project
* Copyright (C) 2014 by Luis Lucas (luisfrlucas@gmail.com)
* Joao Carreira (jfmcarreira@gmail.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/**
* \file PlaYUVerFrame.cpp
* \brief Video Frame handling
*/
#include <cstdio>
#include "PlaYUVerFrame.h"
#include "LibMemAlloc.h"
#include "LibMemory.h"
namespace plaYUVer
{
PlaYUVerFrame::PlaYUVerFrame( UInt width, UInt height, Int pel_format )
{
m_pppcInputPel = NULL;
m_pcRGBPelInterlaced = NULL;
m_uiWidth = width;
m_uiHeight = height;
m_iPixelFormat = pel_format;
m_iNumberChannels = 3;
Int max_bits_per_pel = sizeof(Pel) * 8;
m_iBitsChannels = 8;
if( m_uiWidth == 0 || m_uiHeight == 0 || m_iPixelFormat == -1 || m_iBitsChannels > max_bits_per_pel )
{
return;
}
m_bHasRGBPel = false;
switch( m_iPixelFormat )
{
case YUV420p:
getMem3ImageComponents<Pel>( &m_pppcInputPel, m_uiHeight, m_uiWidth, 2, 2 );
break;
case YUV444p:
getMem3ImageComponents<Pel>( &m_pppcInputPel, m_uiHeight, m_uiWidth, 1, 1 );
break;
case YUV422p:
case YUYV422:
getMem3ImageComponents<Pel>( &m_pppcInputPel, m_uiHeight, m_uiWidth, 1, 2 );
break;
case GRAY:
getMem3ImageComponents<Pel>( &m_pppcInputPel, m_uiHeight, m_uiWidth, 4, 4 );
break;
case RGB8:
getMem3ImageComponents<Pel>( &m_pppcInputPel, m_uiHeight, m_uiWidth, 1, 1 );
break;
default:
m_pppcInputPel = NULL;
break;
}
getMem1D<Pel>( &m_pcRGBPelInterlaced, m_uiHeight * m_uiWidth * 3 );
openPixfc();
}
PlaYUVerFrame::~PlaYUVerFrame()
{
if( m_pppcInputPel )
freeMem3ImageComponents<Pel>( m_pppcInputPel );
if( m_pcRGBPelInterlaced )
freeMem1D<UChar>( m_pcRGBPelInterlaced );
closePixfc();
}
Void PlaYUVerFrame::openPixfc()
{
#ifdef USE_PIXFC
m_pcPixfc = NULL;
PixFcPixelFormat input_format = PixFcYUV420P;
PixFcFlag flags = (PixFcFlag)(PixFcFlag_Default + PixFcFlag_NNbResamplingOnly);
UInt input_row_size = m_uiWidth;
if (create_pixfc(&m_pcPixfc, input_format, PixFcRGB24, m_uiWidth, m_uiHeight, input_row_size, m_uiWidth * 3, flags ) != 0)
{
fprintf(stderr, "Error creating struct pixfc\n");
m_pcPixfc = NULL;
return;
}
#endif
}
Void PlaYUVerFrame::closePixfc()
{
#ifdef USE_PIXFC
if( m_pcPixfc )
destroy_pixfc(m_pcPixfc);
#endif
}
#ifdef USE_PIXFC
inline Void PlaYUVerFrame::FrametoRGB8Pixfc()
{
switch( m_iPixelFormat )
{
case YUV420p:
m_pcPixfc->convert(m_pcPixfc, m_pppcInputPel, m_pcRGBPelInterlaced);
break;
case YUV422p:
break;
case YUV444p:
case YUYV422:
m_pcPixfc->convert(m_pcPixfc, m_pppcInputPel, m_pcRGBPelInterlaced);
break;
case GRAY:
break;
case RGB8:
break;
default:
// No action.
break;
}
m_bHasRGBPel = true;
}
#endif
template<typename T>
Void yuvToRgb( T iY, T iU, T iV, T &iR, T &iG, T &iB )
{
iR = iY + 1402 * iV / 1000;
iG = iY - ( 101004 * iU + 209599 * iV ) / 293500;
iB = iY + 1772 * iU / 1000;
if( iR < 0 )
iR = 0;
if( iG < 0 )
iG = 0;
if( iB < 0 )
iB = 0;
if( iR > 255 )
iR = 255;
if( iG > 255 )
iG = 255;
if( iB > 255 )
iB = 255;
}
static inline Void yuvToRgb( Int iY, Int iU, Int iV, Int &iR, Int &iG, Int &iB )
{
iR = iY + 1402 * iV / 1000;
iG = iY - ( 101004 * iU + 209599 * iV ) / 293500;
iB = iY + 1772 * iU / 1000;
if( iR < 0 )
iR = 0;
if( iG < 0 )
iG = 0;
if( iB < 0 )
iB = 0;
if( iR > 255 )
iR = 255;
if( iG > 255 )
iG = 255;
if( iB > 255 )
iB = 255;
}
template<typename T>
Void rgbToyuv( T iR, T iG, T iB, T &iY, T &iU, T &iV )
{
iY = 0;
iU = 0;
iV = 0;
}
Void PlaYUVerFrame::FrametoRGB8()
{
if( m_bHasRGBPel )
return;
#ifdef USE_PIXFC
if( m_pcPixfc )
{
FrametoRGB8Pixfc();
}
#endif
{
Int iY, iU, iV, iR, iG, iB;
Pel** ppInputPelY = m_pppcInputPel[LUMA];
Pel* pInputPelY = &( m_pppcInputPel[LUMA][0][0] );
Pel *pInputPelU = NULL, *pInputPelV = NULL;
if( m_pppcInputPel[CHROMA_U] )
{
pInputPelU = m_pppcInputPel[CHROMA_U][0];
pInputPelV = m_pppcInputPel[CHROMA_V][0];
}
Pel* pcRGBPelInterlaced = m_pcRGBPelInterlaced;
Pel* pcRGBPelInterlacedl1 = m_pcRGBPelInterlaced + m_uiWidth * 3;
switch( m_iPixelFormat )
{
case YUV420p:
for( UInt y = 0; y < m_uiHeight; y += 2 )
{
for( UInt x = 0; x < m_uiWidth; x += 2 )
{
// Pixel (x, y).
iY = ppInputPelY[y][x];
iU = *pInputPelU++ - 128;
iV = *pInputPelV++ - 128;
yuvToRgb<Int>( iY, iU, iV, iR, iG, iB );
*pcRGBPelInterlaced++ = iR;
*pcRGBPelInterlaced++ = iG;
*pcRGBPelInterlaced++ = iB;
// Pixel (x+1, y)
iY = ppInputPelY[y][x + 1];
yuvToRgb<Int>( iY, iU, iV, iR, iG, iB );
*pcRGBPelInterlaced++ = iR;
*pcRGBPelInterlaced++ = iG;
*pcRGBPelInterlaced++ = iB;
// Pixel (x, y+1)
iY = ppInputPelY[y + 1][x];
yuvToRgb<Int>( iY, iU, iV, iR, iG, iB );
*pcRGBPelInterlacedl1++ = iR;
*pcRGBPelInterlacedl1++ = iG;
*pcRGBPelInterlacedl1++ = iB;
// Pixel (x+1, y+1)
iY = ppInputPelY[y + 1][x + 1];
yuvToRgb<Int>( iY, iU, iV, iR, iG, iB );
*pcRGBPelInterlacedl1++ = iR;
*pcRGBPelInterlacedl1++ = iG;
*pcRGBPelInterlacedl1++ = iB;
}
pcRGBPelInterlaced += m_uiWidth * 3;
pcRGBPelInterlacedl1 += m_uiWidth * 3;
}
break;
case YUV422p:
case YUYV422:
for( UInt y = 0; y < m_uiHeight; y += 1 )
for( UInt x = 0; x < m_uiWidth; x += 2 )
{
// Pixel (x, y).
iY = ppInputPelY[y][x];
iU = *pInputPelU++ - 128;
iV = *pInputPelV++ - 128;
yuvToRgb<Int>( iY, iU, iV, iR, iG, iB );
*pcRGBPelInterlaced++ = iR;
*pcRGBPelInterlaced++ = iG;
*pcRGBPelInterlaced++ = iB;
// Pixel (x+1, y)
iY = ppInputPelY[y][x + 1];
yuvToRgb<Int>( iY, iU, iV, iR, iG, iB );
*pcRGBPelInterlaced++ = iR;
*pcRGBPelInterlaced++ = iG;
*pcRGBPelInterlaced++ = iB;
}
break;
case YUV444p:
for( UInt y = 0; y < m_uiHeight; y++ )
for( UInt x = 0; x < m_uiWidth; x++ )
{
iY = *pInputPelY++;
iU = *pInputPelU++ - 128;
iV = *pInputPelV++ - 128;
yuvToRgb<Int>( iY, iU, iV, iR, iG, iB );
*pcRGBPelInterlaced++ = iR;
*pcRGBPelInterlaced++ = iG;
*pcRGBPelInterlaced++ = iB;
}
break;
case GRAY:
for( UInt y = 0; y < m_uiHeight; y++ )
for( UInt x = 0; x < m_uiWidth; x++ )
{
iY = *pInputPelY++;
//yuvToRgb( iY, iY, iY, iR, iG, iB );
iR = iG = iB = iY;
*pcRGBPelInterlaced++ = iR;
*pcRGBPelInterlaced++ = iG;
*pcRGBPelInterlaced++ = iB;
}
break;
case RGB8:
break;
default:
// No action.
break;
}
m_bHasRGBPel = true;
}
}
Void PlaYUVerFrame::FrameFromBuffer( Pel *input_buffer, Int pel_format )
{
if( m_iPixelFormat != pel_format )
{
return;
}
Pel* pcRGBPelInterlaced = m_pcRGBPelInterlaced;
Pel* pInputPelY = m_pppcInputPel[LUMA][0];
Pel *pInputPelU = NULL, *pInputPelV = NULL;
if( m_pppcInputPel[CHROMA_U] )
{
pInputPelU = m_pppcInputPel[CHROMA_U][0];
pInputPelV = m_pppcInputPel[CHROMA_V][0];
}
m_bHasRGBPel = false;
UInt64 frame_bytes_input = m_uiWidth * m_uiHeight;
switch( m_iPixelFormat )
{
case YUV420p:
memcpy( &m_pppcInputPel[LUMA][0][0], input_buffer + frame_bytes_input * 0, frame_bytes_input * sizeof(Pel) );
memcpy( &m_pppcInputPel[CHROMA_U][0][0], input_buffer + frame_bytes_input * 1, frame_bytes_input / 4 * sizeof(Pel) );
memcpy( &m_pppcInputPel[CHROMA_V][0][0], input_buffer + frame_bytes_input * 5 / 4, frame_bytes_input / 4 * sizeof(Pel) );
break;
case YUV444p:
memcpy( &m_pppcInputPel[LUMA][0][0], input_buffer + frame_bytes_input * 0, frame_bytes_input * sizeof(Pel) );
memcpy( &m_pppcInputPel[CHROMA_U][0][0], input_buffer + frame_bytes_input * 1, frame_bytes_input * sizeof(Pel) );
memcpy( &m_pppcInputPel[CHROMA_V][0][0], input_buffer + frame_bytes_input * 2, frame_bytes_input * sizeof(Pel) );
break;
case YUV422p:
memcpy( &m_pppcInputPel[LUMA][0][0], input_buffer + frame_bytes_input * 0, frame_bytes_input * sizeof(Pel) );
memcpy( &m_pppcInputPel[CHROMA_U][0][0], input_buffer + frame_bytes_input * 1, frame_bytes_input / 2 * sizeof(Pel) );
memcpy( &m_pppcInputPel[CHROMA_V][0][0], input_buffer + frame_bytes_input * 3 / 2, frame_bytes_input / 2 * sizeof(Pel) );
break;
case YUYV422:
for( UInt i = 0; i < m_uiHeight * m_uiWidth / 2; i++ )
{
*pInputPelY++ = *input_buffer++;
*pInputPelU++ = *input_buffer++;
*pInputPelY++ = *input_buffer++;
*pInputPelV++ = *input_buffer++;
}
break;
case GRAY:
memcpy( &m_pppcInputPel[LUMA][0][0], input_buffer + frame_bytes_input * 0, frame_bytes_input * sizeof(Pel) );
break;
case RGB8:
memcpy( pcRGBPelInterlaced, input_buffer, frame_bytes_input * sizeof(Pel) * 3 );
for( UInt i = 0; i < m_uiHeight * m_uiWidth; i++ )
{
*pInputPelY++ = *pcRGBPelInterlaced++;
*pInputPelU++ = *pcRGBPelInterlaced++;
*pInputPelV++ = *pcRGBPelInterlaced++;
}
m_bHasRGBPel = true;
break;
}
}
Void PlaYUVerFrame::CopyFrom( PlaYUVerFrame* input_frame )
{
if( m_iPixelFormat != input_frame->getPelFormat() )
return;
m_bHasRGBPel = false;
UInt64 num_bytes = getBytesPerFrame();
memcpy( *m_pppcInputPel[LUMA], *( input_frame->getPelBufferYUV() )[LUMA], num_bytes * sizeof(Pel) );
}
UInt64 PlaYUVerFrame::getBytesPerFrame()
{
switch( m_iPixelFormat )
{
case YUV420p:
return m_uiWidth * m_uiHeight * 1.5;
break;
case YUV444p:
return m_uiWidth * m_uiHeight * 3;
break;
case YUV422p:
case YUYV422:
return m_uiWidth * m_uiHeight * 2;
break;
case GRAY:
return m_uiWidth * m_uiHeight;
break;
case RGB8:
return m_uiWidth * m_uiHeight * 3;
break;
default:
return 0;
}
return 0;
}
Pixel PlaYUVerFrame::ConvertPixel( Pixel sInputPixel, Int eOutputSpace )
{
Pixel sOutputPixel =
{
COLOR_INVALID,
0,
0,
0 };
if( sInputPixel.color_space == eOutputSpace )
return sInputPixel;
if( eOutputSpace == COLOR_RGB )
{
yuvToRgb( sInputPixel.Luma, sInputPixel.ChromaU, sInputPixel.ChromaU, sOutputPixel.ColorR, sOutputPixel.ColorG, sOutputPixel.ColorB );
}
if( eOutputSpace == COLOR_YUV )
{
rgbToyuv( sInputPixel.ColorR, sInputPixel.ColorG, sInputPixel.ColorB, sOutputPixel.Luma, sOutputPixel.ChromaU, sOutputPixel.ChromaU );
}
return sOutputPixel;
}
Pixel PlaYUVerFrame::getPixelValue( const QPoint &pos, Int color_space )
{
Pixel pixel_value;
switch( m_iPixelFormat )
{
case YUV420p:
pixel_value.color_space = COLOR_YUV;
pixel_value.Luma = m_pppcInputPel[LUMA][pos.y()][pos.x()];
pixel_value.ChromaU = m_pppcInputPel[CHROMA_U][pos.y() >> 1][pos.x() >> 1];
pixel_value.ChromaV = m_pppcInputPel[CHROMA_V][pos.y() >> 1][pos.x() >> 1];
break;
case YUV444p:
pixel_value.Luma = m_pppcInputPel[LUMA][pos.y()][pos.x()];
pixel_value.ChromaU = m_pppcInputPel[CHROMA_U][pos.y()][pos.x()];
pixel_value.ChromaV = m_pppcInputPel[CHROMA_V][pos.y()][pos.x()];
break;
case YUV422p:
case YUYV422:
pixel_value.color_space = COLOR_YUV;
pixel_value.Luma = m_pppcInputPel[LUMA][pos.y()][pos.x()];
pixel_value.ChromaU = m_pppcInputPel[CHROMA_U][pos.y()][pos.x() >> 1];
pixel_value.ChromaV = m_pppcInputPel[CHROMA_V][pos.y()][pos.x() >> 1];
break;
case GRAY:
pixel_value.color_space = COLOR_YUV;
pixel_value.Luma = m_pppcInputPel[LUMA][pos.y()][pos.x()];
pixel_value.ChromaU = 0;
pixel_value.ChromaV = 0;
break;
case RGB8:
pixel_value.color_space = COLOR_RGB;
pixel_value.ColorR = m_pppcInputPel[COLOR_R][pos.y()][pos.x()];
pixel_value.ColorG = m_pppcInputPel[COLOR_G][pos.y()][pos.x()];
pixel_value.ColorB = m_pppcInputPel[COLOR_B][pos.y()][pos.x()];
break;
default:
break;
}
ConvertPixel( pixel_value, color_space );
return pixel_value;
}
// Format conversion
#ifdef USE_OPENCV
cv::Mat PlaYUVerFrame::getCvMat()
{
return cv::Mat();
}
#endif
}
// NAMESPACE