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Add function frameFromBufferYUV420p to the new pel fmt api

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jfmcarreira committed 2014-11-04 01:22:23 +00:00
1 parent ff50990742
commit eadc989e8a
3 files changed
+122 -127
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source/lib/PlaYUVerFrame.cpp
+7 -60
View File
@@ -208,6 +208,13 @@ UInt PlaYUVerFrame::getChromaLength() const
return getChromaWidth() * getChromaHeight();
}
Void PlaYUVerFrame::FrameFromBuffer( Pel *input_buffer, Int pel_format )
{
if( m_iPixelFormat != pel_format )
return;
m_pcPelFormat->frameFromBuffer( input_buffer, m_pppcInputPel, m_uiWidth, m_uiHeight );
}
template<typename T>
Void yuvToRgb( T iY, T iU, T iV, T &iR, T &iG, T &iB )
{
@@ -395,66 +402,6 @@ Void PlaYUVerFrame::FrametoRGB8()
}
}
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::FrameToBuffer( Pel *output_buffer )
{