ErrVal
ReconstructionBypass::xPad8x8Blk_MbAff( YuvMbBufferExtension* pcBuffer, UInt ui8x8Blk, Bool bV0, Bool bV1, Bool bH, Bool bC0, Bool bC1 )
{
Bool bSwitch = ( !bV0 && bV1 && bH ) || ( !bV0 && !bH && !bC0 && ( bV1 || bC1 ) );
Bool bDouble = ( bV0 && bV1 ) || ( ( bV0 || bC0 ) && !bH && ( bV1 || bC1 ) );
ROT( bSwitch && bDouble );
Bool bFromAbove = ( ui8x8Blk < 2 );
Bool bFromLeft = ( ui8x8Blk % 2 == 0 );
B8x8Idx cIdx( (Par8x8)ui8x8Blk );
if( bDouble )
{
RNOK( xPadBlock_MbAff( pcBuffer, cIdx, bV0, bH, bC0, true, bFromAbove, bFromLeft ) );
RNOK( xPadBlock_MbAff( pcBuffer, cIdx, bV1, bH, bC1, true, !bFromAbove, bFromLeft ) );
}
else if( bSwitch )
{
RNOK( xPadBlock_MbAff( pcBuffer, cIdx, bV1, bH, bC1, false, !bFromAbove, bFromLeft ) );
}
else
{
RNOK( xPadBlock_MbAff( pcBuffer, cIdx, bV0, bH, bC0, false, bFromAbove, bFromLeft ) );
}
return Err::m_nOK;
}
void FrameObject::loadImage(int frameIdx)
{
// TODO:
// this method gets called way too many times even
// if just a single parameter was changed
if (frameIdx==INT_INVALID || frameIdx >= numFrames())
{
p_displayImage = QPixmap();
return;
}
if (p_source == NULL)
return;
// check if we have this frame index in our cache already
CacheIdx cIdx(p_source->getName(), frameIdx);
QPixmap* cachedFrame = frameCache.object(cIdx);
if(cachedFrame == NULL) // load the corresponding frame from yuv file into the frame buffer
{
// add new QPixmap to cache and use its data buffer
cachedFrame = new QPixmap();
if (p_source->pixelFormat() != YUVC_24RGBPixelFormat)
{
// read YUV444 frame from file - 16 bit LE words
p_source->getOneFrame(&p_tmpBufferYUV444, frameIdx);
// if requested, do some YUV math
if( doApplyYUVMath() )
applyYUVMath(&p_tmpBufferYUV444, p_width, p_height, p_source->pixelFormat());
// convert from YUV444 (planar) - 16 bit words to RGB888 (interleaved) color format (in place)
convertYUV2RGB(&p_tmpBufferYUV444, &p_PixmapConversionBuffer, YUVC_24RGBPixelFormat, p_source->pixelFormat());
}
else
{
// read RGB24 frame from file
p_source->getOneFrame(&p_PixmapConversionBuffer, frameIdx);
}
if (p_PixmapConversionBuffer.size() == 0) {
// Conversion failed. This can happen for example when the pixel format could not be determined.
QString pixelFmtName = p_source->pixelFormatList()[p_source->pixelFormat()].name();
QString errTxt = "Error converting image from pixel format type " + pixelFmtName + ".";
setInfo(errTxt, true);
p_displayImage = QPixmap();
return;
}
// add this frame into our cache, use MBytes as cost
int sizeInMB = p_PixmapConversionBuffer.size() >> 20;
// Convert the image in p_PixmapConversionBuffer to a QPixmap
QImage tmpImage((unsigned char*)p_PixmapConversionBuffer.data(),p_width,p_height,QImage::Format_RGB888);
//QImage tmpImage((unsigned char*)p_PixmapConversionBuffer.data(),p_width,p_height,QImage::Format_RGB30);
cachedFrame->convertFromImage(tmpImage);
frameCache.insert(cIdx, cachedFrame, sizeInMB);
}
void FrameObject::clearCurrentCache()
{
if (p_source != NULL)
{
if (duplicateList.count(p_source->getName()) <= 1)
{
for (int frameIdx = p_startFrame; frameIdx <= numFrames(); frameIdx++)
{
CacheIdx cIdx(p_source->getName(), frameIdx);
if (frameCache.contains(cIdx))
frameCache.remove(cIdx);
}
}
}
}
Void
MbTransformCoeffs::clearNewLumaLevels8x8( B8x8Idx c8x8Idx,
MbTransformCoeffs& rcBaseMbTCoeffs )
{
for( S4x4Idx cIdx( c8x8Idx ); cIdx.isLegal( c8x8Idx ); cIdx++ )
{
TCoeff* piCoeff = get( cIdx );
TCoeff* piCoeffBase = rcBaseMbTCoeffs.get( cIdx );
for( UInt ui = 0; ui < 16; ui++ )
{
if( ! piCoeffBase[ui] )
{
piCoeff[ui] = 0;
}
}
}
}
ErrVal
MbParser::xReadTextureInfo( MbDataAccess& rcMbDataAccess,
Bool bTrafo8x8Flag,
Bool bBaseLayerAvailable,
UInt uiStart,
UInt uiStop )
{
Bool bReadDQp = ( uiStart < uiStop );
if( !rcMbDataAccess.getSH().isIntraSlice() &&
rcMbDataAccess.getMbData().getInCropWindowFlag() &&
( rcMbDataAccess.getMbData().getBLSkipFlag() || !rcMbDataAccess.getMbData().isIntra() ) )
{
if( rcMbDataAccess.getSH().getAdaptiveResidualPredictionFlag() )
{
DECRNOK( m_pcMbSymbolReadIf->resPredFlag( rcMbDataAccess ) );
}
else
{
rcMbDataAccess.getMbData().setResidualPredFlag( rcMbDataAccess.getSH().getDefaultResidualPredictionFlag() );
}
}
else
{
rcMbDataAccess.getMbData().setResidualPredFlag( false );
}
if( rcMbDataAccess.getMbData().getBLSkipFlag() ||
!rcMbDataAccess.getMbData().isIntra16x16() )
{
if( uiStart >= uiStop )
{
rcMbDataAccess.getMbData().setMbCbp( 0 );
}
else
{
DECRNOK( m_pcMbSymbolReadIf->cbp( rcMbDataAccess, uiStart, uiStop ) );
}
bReadDQp = rcMbDataAccess.getMbData().getMbCbp() != 0;
}
if( bTrafo8x8Flag && ( rcMbDataAccess.getMbData().getMbCbp() & 0x0F ) )
{
DECRNOK( m_pcMbSymbolReadIf->transformSize8x8Flag( rcMbDataAccess ) );
}
if( bReadDQp )
{
DECRNOK( m_pcMbSymbolReadIf->deltaQp( rcMbDataAccess ) );
}
else
{
rcMbDataAccess.resetQp();
}
Bool bIntra16x16 = ( !rcMbDataAccess.getMbData().getBLSkipFlag() &&
rcMbDataAccess.getMbData().isIntra16x16 () );
if( bIntra16x16 )
{
UInt uiDummy = 0;
if( uiStart == 0 && uiStop != 0 )
{
DECRNOK( m_pcMbSymbolReadIf->residualBlock( rcMbDataAccess, B4x4Idx(0), LUMA_I16_DC, uiDummy, uiStart, uiStop ) );
}
if( rcMbDataAccess.getMbData().isAcCoded() && uiStop > 1 )
{
for( S4x4Idx cIdx; cIdx.isLegal(); cIdx++ )
{
DECRNOK( m_pcMbSymbolReadIf->residualBlock( rcMbDataAccess, cIdx, LUMA_I16_AC, uiDummy, uiStart, uiStop ) );
}
rcMbDataAccess.getMbData().setMbCbp( 0xf + ( rcMbDataAccess.getMbData().getCbpChroma16x16() << 4) );
}
else
{
rcMbDataAccess.getMbData().setMbCbp( 0x0 + ( rcMbDataAccess.getMbData().getCbpChroma16x16() << 4) );
}
DECRNOK( xScanChromaBlocks( rcMbDataAccess, rcMbDataAccess.getMbData().getCbpChroma16x16(), uiStart, uiStop ) );
return Err::m_nOK;
}
UInt uiMbExtCbp = rcMbDataAccess.getMbData().getMbExtCbp();
if( rcMbDataAccess.getMbData().isTransformSize8x8() )
{
for( B8x8Idx c8x8Idx; c8x8Idx.isLegal(); c8x8Idx++ )
{
if( uiMbExtCbp & ( 1 << c8x8Idx.b4x4() ) )
{
DECRNOK( m_pcMbSymbolReadIf->residualBlock8x8( rcMbDataAccess, c8x8Idx, uiStart, uiStop ) );
}
}
}
else
{
for( B8x8Idx c8x8Idx; c8x8Idx.isLegal(); c8x8Idx++ )
{
if( uiMbExtCbp & ( 1 << c8x8Idx.b4x4() ) )
{
for( S4x4Idx cIdx( c8x8Idx ); cIdx.isLegal( c8x8Idx ); cIdx++ )
{
DECRNOK( m_pcMbSymbolReadIf->residualBlock( rcMbDataAccess, cIdx , LUMA_SCAN, uiMbExtCbp, uiStart, uiStop ) );
}
}
}
}
rcMbDataAccess.getMbData().setMbExtCbp( uiMbExtCbp );
DECRNOK( xScanChromaBlocks ( rcMbDataAccess, rcMbDataAccess.getMbData().getCbpChroma4x4(), uiStart, uiStop ) );
return Err::m_nOK;
}
