TuttleOFX/libraries/tuttle/src/tuttle/host/attribute/ClipImage.cpp

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#include "ClipImage.hpp"

#include <tuttle/host/HostDescriptor.hpp>
#include <tuttle/host/Core.hpp>
#include <tuttle/host/ImageEffectNode.hpp>
#include <tuttle/host/InputBufferWrapper.hpp>
#include <tuttle/host/graph/ProcessEdgeAtTime.hpp>

#include <tuttle/host/ofx/OfxhCore.hpp>
#include <tuttle/host/ofx/OfxhBinary.hpp>
#include <tuttle/host/ofx/OfxhMemory.hpp>
#include <tuttle/host/ofx/OfxhPluginAPICache.hpp>
#include <tuttle/host/ofx/OfxhPluginCache.hpp>
#include <tuttle/host/ofx/OfxhHost.hpp>
#include <tuttle/host/ofx/OfxhImageEffectNode.hpp>
#include <tuttle/host/ofx/OfxhImageEffectPlugin.hpp>
#include <tuttle/host/ofx/property/OfxhSet.hpp>
#include <tuttle/host/ofx/attribute/OfxhClip.hpp>
#include <tuttle/host/ofx/attribute/OfxhParam.hpp>

#include <tuttle/common/utils/global.hpp>
#include <boost/scoped_ptr.hpp>

#include <iostream>
#include <fstream>
#include <cmath>
#include <ctime>
#include <cstring>

namespace tuttle {
namespace host {
namespace attribute {

ClipImage::ClipImage( INode& effect, const ofx::attribute::OfxhClipImageDescriptor& desc )
        : Attribute( effect )
        , tuttle::host::ofx::attribute::OfxhClipImage( desc )
        , _isConnected( false )
        , _continuousSamples( false )
        , _connectedClip( NULL )
{
        getEditableProperties().addProperty( new ofx::property::String( "TuttleFullName", 1, 1, getFullName().c_str() ) );
        getEditableProperties().addProperty( new ofx::property::String( "TuttleIdentifier", 1, 1, "" ) );
}

ClipImage::ClipImage( const ClipImage& other )
        : Attribute( other )
        , ofx::attribute::OfxhClipImage( other )
{
        _name = other._name;
        _isConnected = other._isConnected;
        _continuousSamples = other._continuousSamples;
        _connectedClip = other._connectedClip;
}

ClipImage::~ClipImage()
{}

std::string ClipImage::getFullName() const
{
        return getNode().getName() + "." + getName();
}

OfxTime ClipImage::getRemappedTime( const OfxTime time ) const
{
        //return time; // to disable time propagation support

        if( isOutput() )
                return time;
        
        /// Maybe we are not inside a compute (eg. overlay)... so datas are not initialized, etc.
        if( ! getNode().hasData(time) )
                return time; // throw an error?
        
        const OfxTime remappedTime = getNode().getData(time).getInputEdgeByClipName(getName(), time).getOutTime();
        return remappedTime;
}

/// Return the rod on the clip canonical coords!
OfxRectD ClipImage::fetchRegionOfDefinition( const OfxTime time ) const
{
        if( !isOutput() )
        {
                if( !isConnected() )
                {
                        BOOST_THROW_EXCEPTION( exception::Bug()
                            << exception::dev( "fetchRegionOfDefinition on an unconnected input clip ! (clip: " + getFullName() + ")." ) );
                }
                return _connectedClip->fetchRegionOfDefinition( getRemappedTime(time) );
        }

        /// @todo tuttle: renderscale, time, ?

        switch( getNode().getNodeType() )
        {
                case INode::eNodeTypeImageEffect:
                        return getNode().asImageEffectNode().getRegionOfDefinition( time );
                default:
                        BOOST_THROW_EXCEPTION( exception::Bug()
                            << exception::dev( "fetchRegionOfDefinition unsupported on " + mapNodeTypeEnumToString(getNode().getNodeType()) + " node." ) );
        }
}

/// Get the Raw Unmapped Pixel Depth
const std::string& ClipImage::getUnmappedBitDepth() const
{
        return getProperties().getStringProperty( kOfxImageClipPropUnmappedPixelDepth );
}

/// Get the Raw Unmapped Components from the host.

const std::string& ClipImage::getUnmappedComponents() const
{
        return getProperties().getStringProperty( kOfxImageClipPropUnmappedComponents );
}

/**
 * @brief Frame Rate
 * The frame rate of a clip or instance's project.
 */
double ClipImage::getFrameRate() const
{
        return getProperties().getDoubleProperty( kOfxImageEffectPropFrameRate );
}

void ClipImage::setFrameRate( const double fps )
{
        getEditableProperties().setDoubleProperty( kOfxImageEffectPropFrameRate, fps );
}

// Frame Range (startFrame, endFrame) -
//
//  The frame range over which a clip has images.
void ClipImage::setFrameRange( const double startFrame, const double endFrame )
{
        getEditableProperties().setDoubleProperty( kOfxImageEffectPropFrameRange, startFrame, 0 );
        getEditableProperties().setDoubleProperty( kOfxImageEffectPropFrameRange, endFrame, 1 );
}

/**
 * @brief Unmapped Frame Rate
 * The unmaped frame range over which an output clip has images.
 */
const double ClipImage::getUnmappedFrameRate() const
{
        return getNode().asImageEffectNode().getOutputFrameRate();
}

// Unmapped Frame Range -
//
//  The unmaped frame range over which an output clip has images.
// this is applicable only to hosts and plugins that allow a plugin to change frame rates
void ClipImage::setUnmappedFrameRange( const double unmappedStartFrame, const double unmappedEndFrame )
{
        getEditableProperties().setDoubleProperty( kOfxImageEffectPropUnmappedFrameRange, unmappedStartFrame, 0 );
        getEditableProperties().setDoubleProperty( kOfxImageEffectPropUnmappedFrameRange, unmappedEndFrame, 1 );
}

/// override this to fill in the image at the given time.
/// The bounds of the image on the image plane should be
/// 'appropriate', typically the value returned in getRegionsOfInterest
/// on the effect instance. Outside a render call, the optionalBounds should
/// be 'appropriate' for the.
/// If bounds is not null, fetch the indicated section of the canonical image plane.
tuttle::host::ofx::imageEffect::OfxhImage* ClipImage::getImage( const OfxTime time, const OfxRectD* optionalBounds )
{
        OfxRectD bounds;

        if( optionalBounds )
        {
                bounds.x1 = optionalBounds->x1;
                bounds.y1 = optionalBounds->y1;
                bounds.x2 = optionalBounds->x2;
                bounds.y2 = optionalBounds->y2;
                //BOOST_THROW_EXCEPTION( exception::MissingHostFeature()
                //      << exception::dev("Uses optionalBounds not supported yet.") ); ///< @todo tuttle: needs to be supported !
                //TUTTLE_TLOG( TUTTLE_TRACE, "on clip: " << getFullName() << " optionalBounds="<< bounds);
        }
        else
        {
                bounds = fetchRegionOfDefinition( time );
        }
        
        const OfxTime realTime = getRemappedTime(time);
        //TUTTLE_TLOG( TUTTLE_TRACE, "--> getImage <" << getFullName() << "> connected on <" << getConnectedClipFullName() << "> with connection <" << isConnected() << "> isOutput <" << isOutput() << ">" << " bounds: " << bounds );
        boost::shared_ptr<Image> image = getNode().getData().getInternMemoryCache().get( getClipIdentifier(), realTime );
        //      std::cout << "got image : " << image.get() << std::endl;
        /// @todo tuttle do something with bounds...
        /// if bounds != cache buffer bounds:
        ///  * bounds < cache buffer: use rowSize to adjust, and modify pointer
        ///  * bounds > cache buffer: recompute / exception ?

        return image.get();
}

}
}
}