ImageFilterProcessor(OFX::ImageEffect& effect, const EImageOrientation imageOrientation)
        : ImageProcessor(effect, imageOrientation)
    {
        _clipSrc = effect.fetchClip(kOfxImageEffectSimpleSourceClipName);

        if(!_clipSrc->isConnected())
            BOOST_THROW_EXCEPTION(exception::ImageNotConnected());
    }
Exemple #2
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/* set up and run a processor */
void
InvertPlugin::setupAndProcess(InvertBase &processor, const OFX::RenderArguments &args)
{
    // get a dst image
    std::auto_ptr<OFX::Image> dst(dstClip_->fetchImage(args.time));
    if (!dst.get()) {
        OFX::throwSuiteStatusException(kOfxStatFailed);
    }
    OFX::BitDepthEnum dstBitDepth       = dst->getPixelDepth();
    OFX::PixelComponentEnum dstComponents  = dst->getPixelComponents();

    // fetch main input image
    std::auto_ptr<OFX::Image> src(srcClip_->fetchImage(args.time));

    // make sure bit depths are sane
    if (src.get()) {
        OFX::BitDepthEnum    srcBitDepth      = src->getPixelDepth();
        OFX::PixelComponentEnum srcComponents = src->getPixelComponents();

        // see if they have the same depths and bytes and all
        if (srcBitDepth != dstBitDepth || srcComponents != dstComponents) {
            OFX::throwSuiteStatusException(kOfxStatErrImageFormat);
        }
    }

    // auto ptr for the mask.
    std::auto_ptr<OFX::Image> mask((getContext() != OFX::eContextFilter) ? maskClip_->fetchImage(args.time) : 0);

    // do we do masking
    if (getContext() != OFX::eContextFilter && maskClip_->isConnected()) {
        // say we are masking
        processor.doMasking(true);

        // Set it in the processor
        processor.setMaskImg(mask.get());
    }

    bool red, green, blue, alpha;
    _paramProcessR->getValueAtTime(args.time, red);
    _paramProcessG->getValueAtTime(args.time, green);
    _paramProcessB->getValueAtTime(args.time, blue);
    _paramProcessA->getValueAtTime(args.time, alpha);
    double mix;
    _mix->getValueAtTime(args.time, mix);
    bool maskInvert;
    _maskInvert->getValueAtTime(args.time, maskInvert);
    processor.setValues(red, green, blue, alpha, mix, maskInvert);

    // set the images
    processor.setDstImg(dst.get());
    processor.setSrcImg(src.get());

    // set the render window
    processor.setRenderWindow(args.renderWindow);

    // Call the base class process member, this will call the derived templated process code
    processor.process();
}