void PngReaderPlugin::getClipPreferences( OFX::ClipPreferencesSetter& clipPreferences )
{
ReaderPlugin::getClipPreferences( clipPreferences );
const std::string filename( getAbsoluteFirstFilename() );
if( getExplicitBitDepthConversion() == eParamReaderBitDepthAuto )
{
OFX::EBitDepth bd = OFX::eBitDepthNone;
if( ! boost::filesystem::exists( filename ) )
{
BOOST_THROW_EXCEPTION( exception::FileNotExist()
<< exception::user( "PNG: Unable to open file" )
<< exception::filename( filename ) );
}
int bitDepth;
bitDepth = png_read_precision( filename );
switch( bitDepth )
{
case 8:
bd = OFX::eBitDepthUByte;
break;
case 16:
bd = OFX::eBitDepthUShort;
break;
default:
BOOST_THROW_EXCEPTION( exception::ImageFormat() );
}
clipPreferences.setClipBitDepth( *this->_clipDst, bd );
}
if( getExplicitChannelConversion() == eParamReaderChannelAuto )
{
switch( png_read_color_type( filename ) )
{
case 0 :
clipPreferences.setClipComponents( *this->_clipDst, OFX::ePixelComponentAlpha );
break;
case 2 :
if( OFX::getImageEffectHostDescription()->supportsPixelComponent( OFX::ePixelComponentRGB ) )
clipPreferences.setClipComponents( *this->_clipDst, OFX::ePixelComponentRGB );
else
clipPreferences.setClipComponents( *this->_clipDst, OFX::ePixelComponentRGBA );
break;
case 6 :
clipPreferences.setClipComponents( *this->_clipDst, OFX::ePixelComponentRGBA );
break;
default:
clipPreferences.setClipComponents( *this->_clipDst, OFX::ePixelComponentRGBA );
break;
}
}
clipPreferences.setPixelAspectRatio( *this->_clipDst, 1.0 );
}
void ReaderPlugin::getClipPreferences(OFX::ClipPreferencesSetter& clipPreferences)
{
// If pattern detected (frame varying on time)
clipPreferences.setOutputFrameVarying(varyOnTime());
switch(getExplicitBitDepthConversion())
{
case eParamReaderBitDepthByte:
{
clipPreferences.setClipBitDepth(*this->_clipDst, OFX::eBitDepthUByte);
break;
}
case eParamReaderBitDepthShort:
{
clipPreferences.setClipBitDepth(*this->_clipDst, OFX::eBitDepthUShort);
break;
}
case eParamReaderBitDepthAuto:
case eParamReaderBitDepthFloat:
{
clipPreferences.setClipBitDepth(*this->_clipDst, OFX::eBitDepthFloat);
break;
}
}
switch(getExplicitChannelConversion())
{
case eParamReaderChannelGray:
{
clipPreferences.setClipComponents(*this->_clipDst, OFX::ePixelComponentAlpha);
break;
}
case eParamReaderChannelRGB:
{
if(OFX::getImageEffectHostDescription()->supportsPixelComponent(OFX::ePixelComponentRGB))
clipPreferences.setClipComponents(*this->_clipDst, OFX::ePixelComponentRGB);
else
clipPreferences.setClipComponents(*this->_clipDst, OFX::ePixelComponentRGBA);
break;
}
case eParamReaderChannelAuto:
case eParamReaderChannelRGBA:
{
clipPreferences.setClipComponents(*this->_clipDst, OFX::ePixelComponentRGBA);
break;
}
}
clipPreferences.setPixelAspectRatio(*this->_clipDst, 1.0);
}
void TurboJpegReaderPlugin::getClipPreferences(OFX::ClipPreferencesSetter& clipPreferences)
{
ReaderPlugin::getClipPreferences(clipPreferences);
if(getExplicitBitDepthConversion() == eParamReaderBitDepthAuto)
{
clipPreferences.setClipBitDepth(*this->_clipDst, OFX::eBitDepthUByte);
}
if(getExplicitChannelConversion() == eParamReaderChannelAuto)
{
if(OFX::getImageEffectHostDescription()->supportsPixelComponent(OFX::ePixelComponentRGB))
{
clipPreferences.setClipComponents(*this->_clipDst, OFX::ePixelComponentRGB);
}
else
{
clipPreferences.setClipComponents(*this->_clipDst, OFX::ePixelComponentRGBA);
}
}
clipPreferences.setPixelAspectRatio(*this->_clipDst, 1.0);
}