ImageMagickWriterPlugin.cpp

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#include "ImageMagickWriterDefinitions.hpp"
#include "ImageMagickWriterPlugin.hpp"
#include "ImageMagickWriterProcess.hpp"

#include <boost/gil/gil_all.hpp>

namespace tuttle {
namespace plugin {
namespace imagemagick {
namespace writer {

ImageMagickWriterPlugin::ImageMagickWriterPlugin( OfxImageEffectHandle handle )
        : WriterPlugin( handle )
{
        _premult = fetchBooleanParam( kParamPremult );
        _quality = fetchIntParam( kParamQuality );
}

ImageMagickWriterProcessParams ImageMagickWriterPlugin::getProcessParams( const OfxTime time )
{
        ImageMagickWriterProcessParams params;

        params._filepath = getAbsoluteFilenameAt( time );
        params._quality  = this->_quality->getValue();
        params._premult  = this->_premult->getValue();
        return params;
}

/**
 * @brief The overridden render function
 * @param[in]   args     Rendering parameters
 */
void ImageMagickWriterPlugin::render( const OFX::RenderArguments& args )
{
        WriterPlugin::render( args );
        
        // instantiate the render code based on the pixel depth of the dst clip
        OFX::EBitDepth bitDepth         = _clipSrc->getPixelDepth();
        OFX::EPixelComponent components = _clipSrc->getPixelComponents();

        switch( components )
        {
                case OFX::ePixelComponentRGBA:
                {
                        doGilRender<ImageMagickWriterProcess, false, boost::gil::rgba_layout_t>( *this, args, bitDepth );
                        return;
                }
                case OFX::ePixelComponentRGB:
                case OFX::ePixelComponentAlpha:
                case OFX::ePixelComponentCustom:
                case OFX::ePixelComponentNone:
                {
                        BOOST_THROW_EXCEPTION( exception::Unsupported()
                                << exception::user() + "Pixel components (" + mapPixelComponentEnumToString(components) + ") not supported by the plugin." );
                }
        }
        BOOST_THROW_EXCEPTION( exception::Unknown() );
}

}
}
}
}