/**
 * @brief Function called to describe the plugin controls and features.
 * @param[in, out]   desc       Effect descriptor
 * @param[in]        context    Application context
 */
void OpenImageIOWriterPluginFactory::describeInContext( OFX::ImageEffectDescriptor& desc,
                                                        OFX::EContext               context )
{
	OFX::ClipDescriptor* srcClip = desc.defineClip( kOfxImageEffectSimpleSourceClipName );

	srcClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGB );
	srcClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClip->setSupportsTiles( kSupportTiles );

	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGB );
	dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( kSupportTiles );

	// Controls
	OFX::StringParamDescriptor* filename = desc.defineStringParam( kParamWriterFilename );
	filename->setLabel( "Filename" );
	filename->setStringType( OFX::eStringTypeFilePath );
	filename->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	desc.addClipPreferencesSlaveParam( *filename );

	OFX::ChoiceParamDescriptor* components = desc.defineChoiceParam( kParamOutputComponents );
	components->setLabel( "Components" );
	components->appendOption( kParamOutputComponentsRGBA );
	components->appendOption( kParamOutputComponentsRGB );
	components->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	components->setDefault( 0 );

	OFX::ChoiceParamDescriptor* bitDepth = desc.defineChoiceParam( kParamWriterBitDepth );
	bitDepth->setLabel( "Bit depth" );
	bitDepth->appendOption( kTuttlePluginBitDepth8 );
	bitDepth->appendOption( kTuttlePluginBitDepth16 );
	bitDepth->appendOption( kTuttlePluginBitDepth32f );
	bitDepth->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	bitDepth->setDefault( 1 );

	OFX::PushButtonParamDescriptor* render = desc.definePushButtonParam( kParamWriterRender );
	render->setLabels( "Render", "Render", "Render step" );
	render->setHint( "Force render (writing)" );

	OFX::BooleanParamDescriptor* renderAlways = desc.defineBooleanParam( kParamWriterRenderAlways );
	renderAlways->setLabel( "Render always" );
	renderAlways->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	renderAlways->setDefault( false );

	OFX::IntParamDescriptor* forceNewRender = desc.defineIntParam( kParamWriterForceNewRender );
	forceNewRender->setLabel( "Force new render" );
	forceNewRender->setIsSecret( true );
	forceNewRender->setIsPersistant( false );
	forceNewRender->setAnimates( false );
	forceNewRender->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	forceNewRender->setEvaluateOnChange( true );
	forceNewRender->setDefault( 0 );
}
void describeReaderParamsInContext( OFX::ImageEffectDescriptor& desc,
				    OFX::EContext               context )
{
	OFX::StringParamDescriptor* filename = desc.defineStringParam( kTuttlePluginFilename );
	filename->setLabel( kTuttlePluginFilenameLabel );
	filename->setStringType( OFX::eStringTypeFilePath );
	filename->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	desc.addClipPreferencesSlaveParam( *filename );

	OFX::ChoiceParamDescriptor* component = desc.defineChoiceParam( kTuttlePluginChannel );
	component->appendOption( kTuttlePluginChannelAuto );
	component->appendOption( kTuttlePluginChannelGray );
	component->appendOption( kTuttlePluginChannelRGB );
	component->appendOption( kTuttlePluginChannelRGBA );

	component->setLabel( kTuttlePluginChannelLabel );
	component->setDefault( eParamReaderChannelAuto );


	OFX::ChoiceParamDescriptor* explicitConversion = desc.defineChoiceParam( kTuttlePluginBitDepth );
	explicitConversion->setLabel( kTuttlePluginBitDepthLabel );
	explicitConversion->appendOption( kTuttlePluginBitDepthAuto );
	explicitConversion->appendOption( kTuttlePluginBitDepth8 );
	explicitConversion->appendOption( kTuttlePluginBitDepth16 );
	explicitConversion->appendOption( kTuttlePluginBitDepth32f );
	explicitConversion->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	explicitConversion->setAnimates( false );
	desc.addClipPreferencesSlaveParam( *explicitConversion );

	if( OFX::getImageEffectHostDescription()->supportsMultipleClipDepths )
	{
		explicitConversion->setDefault( 0 );
	}
	else
	{
		explicitConversion->setIsSecret( true );
		explicitConversion->setDefault( static_cast<int>( OFX::getImageEffectHostDescription()->getPixelDepth() ) );
	}
}
void describeWriterParamsInContext( OFX::ImageEffectDescriptor& desc,
				    OFX::EContext               context )
{
	OFX::StringParamDescriptor* filename = desc.defineStringParam( kTuttlePluginFilename );
	filename->setLabel( kTuttlePluginFilenameLabel );
	filename->setStringType( OFX::eStringTypeFilePath );
	filename->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	desc.addClipPreferencesSlaveParam( *filename );

	OFX::ChoiceParamDescriptor* channel = desc.defineChoiceParam( kTuttlePluginChannel );
	channel->setLabel( kTuttlePluginChannelLabel );
	channel->appendOption( kTuttlePluginChannelAuto );
	channel->appendOption( kTuttlePluginChannelGray );
	channel->appendOption( kTuttlePluginChannelRGB );
	channel->appendOption( kTuttlePluginChannelRGBA );
	channel->setDefault( 0 );

	OFX::ChoiceParamDescriptor* bitDepth = desc.defineChoiceParam( kTuttlePluginBitDepth );
	bitDepth->setLabel( kTuttlePluginBitDepthLabel );
	bitDepth->appendOption( kTuttlePluginBitDepth8 );
	bitDepth->appendOption( kTuttlePluginBitDepth16 );
	bitDepth->setDefault( 0 );
	
	OFX::BooleanParamDescriptor* premult = desc.defineBooleanParam( kParamPremultiplied );
	premult->setLabel( kParamPremultipliedLabel );
	premult->setDefault( false );
	
	OFX::PushButtonParamDescriptor* render = desc.definePushButtonParam( kParamWriterRender );
	render->setLabels( "Render", "Render", "Render step" );
	render->setHint("Force render (writing)");

	OFX::BooleanParamDescriptor* renderAlways = desc.defineBooleanParam( kParamWriterRenderAlways );
	renderAlways->setLabel( "Render always" );
//	renderAlways->setDefault( false );
	renderAlways->setDefault( true ); // because tuttle is not declared as a background renderer

	OFX::IntParamDescriptor* forceNewRender = desc.defineIntParam( kParamWriterForceNewRender );
	forceNewRender->setLabel( "Force new render" );
	forceNewRender->setEnabled( false );
	forceNewRender->setIsSecret( true );
	forceNewRender->setIsPersistant( false );
	forceNewRender->setAnimates( false );
	forceNewRender->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	forceNewRender->setEvaluateOnChange( true );
	forceNewRender->setDefault( 0 );
}
/**
 * @brief Function called to describe the plugin controls and features.
 * @param[in, out]   desc       Effect descriptor
 * @param[in]        context    Application context
 */
void DPXWriterPluginFactory::describeInContext( OFX::ImageEffectDescriptor& desc,
                                                OFX::EContext               context )
{
	OFX::ClipDescriptor* srcClip = desc.defineClip( kOfxImageEffectSimpleSourceClipName );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGB );
	srcClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClip->setSupportsTiles( kSupportTiles );

	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGB );
	dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( kSupportTiles );

	// Controls
	OFX::StringParamDescriptor* filename = desc.defineStringParam( kParamWriterFilename );
	filename->setLabel( "Filename" );
	filename->setStringType( OFX::eStringTypeFilePath );
	filename->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	desc.addClipPreferencesSlaveParam( *filename );

	OFX::ChoiceParamDescriptor* componentsType = desc.defineChoiceParam( kParamComponentsType );
	componentsType->setLabel( "Components type" );
	componentsType->appendOption( "rgb" );
	componentsType->appendOption( "rgba" );
	componentsType->appendOption( "abgr" );
	componentsType->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	componentsType->setDefault( 1 );

	OFX::ChoiceParamDescriptor* bitDepth = desc.defineChoiceParam( kParamWriterBitDepth );
	bitDepth->setLabel( "Bit depth" );
	bitDepth->appendOption( kTuttlePluginBitDepth8 );
	bitDepth->appendOption( kTuttlePluginBitDepth10 );
	bitDepth->appendOption( kTuttlePluginBitDepth12 );
	bitDepth->appendOption( kTuttlePluginBitDepth16 );
	bitDepth->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	bitDepth->setDefault( 3 );

	OFX::BooleanParamDescriptor* compressed = desc.defineBooleanParam( kParamCompressed );
	compressed->setLabel( "Remove unused bits (bit streaming)" );
	compressed->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	compressed->setDefault( false );

	describeWriterParamsInContext( desc, context );
}
/**
 * @brief Function called to describe the plugin controls and features.
 * @param[in, out]   desc       Effect descriptor
 * @param[in]        context    Application context
 */
void PngWriterPluginFactory::describeInContext( OFX::ImageEffectDescriptor& desc,
                                                OFX::EContext               context )
{
	OFX::ClipDescriptor* srcClip = desc.defineClip( kOfxImageEffectSimpleSourceClipName );

	srcClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGB );
	srcClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClip->setSupportsTiles( kSupportTiles );

	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGB );
	dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( kSupportTiles );

	OFX::StringParamDescriptor* filename = desc.defineStringParam( kParamWriterFilename );
	filename->setLabel( "Filename" );
	filename->setStringType( OFX::eStringTypeFilePath );
	filename->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	desc.addClipPreferencesSlaveParam( *filename );

	OFX::ChoiceParamDescriptor* components = desc.defineChoiceParam( kParamOutputComponents );
	components->setLabel( "Components" );
	components->appendOption( kParamOutputComponentsRGBA );
	components->appendOption( kParamOutputComponentsRGB );
	components->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	components->setDefault( 0 );

	OFX::ChoiceParamDescriptor* bitDepth = desc.defineChoiceParam( kParamWriterBitDepth );
	bitDepth->setLabel( "Bit depth" );
	bitDepth->appendOption( kTuttlePluginBitDepth8 );
	bitDepth->appendOption( kTuttlePluginBitDepth16 );
	bitDepth->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	bitDepth->setDefault( 1 );

	describeWriterParamsInContext( desc, context );
}
void describeWriterParamsInContext( OFX::ImageEffectDescriptor& desc,
				    OFX::EContext               context )
{
	OFX::StringParamDescriptor* filename = desc.defineStringParam( kTuttlePluginFilename );
	filename->setLabel( kTuttlePluginFilenameLabel );
	filename->setStringType( OFX::eStringTypeFilePath );
	filename->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	// the file doesn't need to exist, the writer will create it!
	filename->setFilePathExists(false);
	desc.addClipPreferencesSlaveParam( *filename );

	OFX::ChoiceParamDescriptor* channel = desc.defineChoiceParam( kTuttlePluginChannel );
	channel->setLabel( kTuttlePluginChannelLabel );
	channel->appendOption( kTuttlePluginChannelAuto );
	channel->appendOption( kTuttlePluginChannelGray );
	channel->appendOption( kTuttlePluginChannelRGB );
	channel->appendOption( kTuttlePluginChannelRGBA );
	channel->setDefault( 0 );

	OFX::ChoiceParamDescriptor* bitDepth = desc.defineChoiceParam( kTuttlePluginBitDepth );
	bitDepth->setLabel( kTuttlePluginBitDepthLabel );
	bitDepth->appendOption( kTuttlePluginBitDepth8 );
	bitDepth->appendOption( kTuttlePluginBitDepth16 );
	bitDepth->setDefault( 0 );
	
	OFX::BooleanParamDescriptor* premult = desc.defineBooleanParam( kParamPremultiplied );
	premult->setLabel( "Premultiplied" );
	premult->setDefault( false );
	
	OFX::ChoiceParamDescriptor* existingFile = desc.defineChoiceParam( kParamWriterExistingFile );
	existingFile->setLabel( "Existing File" );
	existingFile->appendOption( kParamWriterExistingFile_overwrite );
	existingFile->appendOption( kParamWriterExistingFile_error );
	if( OFX::getImageEffectHostDescription()->hostName == "TuttleOfx" )
	{
		// Only Tuttle is able to do that, because we disable the computation
		// using the IsIdentity Action. This is not in the OpenFX standard.
		existingFile->appendOption( kParamWriterExistingFile_skip );
	}
	//existingFile->appendOption( kParamWriterExistingFile_reader ); // TODO: not implemented yet.
	existingFile->setDefault( eParamWriterExistingFile_overwrite );

	OFX::BooleanParamDescriptor* copyToOutput = desc.defineBooleanParam( kParamWriterCopyToOutput );
	copyToOutput->setLabel( "Copy buffer to output" );
	copyToOutput->setHint( "This is only useful if you connect nodes to the output clip of the writer." );
	copyToOutput->setDefault( false );

	OFX::PushButtonParamDescriptor* render = desc.definePushButtonParam( kParamWriterRender );
	render->setLabels( "Render", "Render", "Render step" );
	render->setHint("Force render (writing)");

	OFX::BooleanParamDescriptor* renderAlways = desc.defineBooleanParam( kParamWriterRenderAlways );
	renderAlways->setLabel( "Render always" );
	renderAlways->setHint( "This is only useful as a workaround for GUI applications." );
	renderAlways->setDefault( true ); // because tuttle is not declared as a background renderer

	OFX::IntParamDescriptor* forceNewRender = desc.defineIntParam( kParamWriterForceNewRender );
	forceNewRender->setLabel( "Force new render" );
	forceNewRender->setHint( "This is only useful as a workaround for GUI applications." );
	forceNewRender->setEnabled( false );
	forceNewRender->setIsSecret( true );
	forceNewRender->setIsPersistant( false );
	forceNewRender->setAnimates( false );
	forceNewRender->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	forceNewRender->setEvaluateOnChange( true );
	forceNewRender->setDefault( 0 );
}
Example #7
0
void
GenericOCIO::describeInContextInput(OFX::ImageEffectDescriptor &desc, OFX::ContextEnum /*context*/, OFX::PageParamDescriptor *page, const char* inputSpaceNameDefault, const char* inputSpaceLabel)
{
#ifdef OFX_IO_USING_OCIO
    gHostIsNatron = (OFX::getImageEffectHostDescription()->isNatron);

    char* file = std::getenv("OCIO");
    OCIO::ConstConfigRcPtr config;
    if (file != NULL) {
        //Add choices
        try {
            config = OCIO::Config::CreateFromFile(file);
            gWasOCIOEnvVarFound = true;
        } catch (OCIO::Exception &e) {
        }
    }
    std::string inputSpaceName, outputSpaceName;
    if (config) {
        inputSpaceName = canonicalizeColorSpace(config, colorSpaceName(config, inputSpaceNameDefault));
    }

    ////////// OCIO config file
    {
        OFX::StringParamDescriptor* param = desc.defineStringParam(kOCIOParamConfigFile);
        param->setLabel(kOCIOParamConfigFileLabel);
        param->setHint(kOCIOParamConfigFileHint);
        param->setStringType(OFX::eStringTypeFilePath);
        param->setFilePathExists(true);
        param->setAnimates(false);
        desc.addClipPreferencesSlaveParam(*param);
        // the OCIO config can only be set in a portable fashion using the environment variable.
        // Nuke, for example, doesn't support changing the entries in a ChoiceParam outside of describeInContext.
        // disable it, and set the default from the env variable.
        assert(OFX::getImageEffectHostDescription());
        param->setEnabled(true);
        if (file == NULL) {
            param->setDefault("WARNING: Open an OCIO config file, or set the OCIO environnement variable");
        } else if (config) {
            param->setDefault(file);
        } else {
            std::string s("ERROR: Invalid OCIO configuration '");
            s += file;
            s += '\'';
            param->setDefault(s);
        }
        page->addChild(*param);
    }

    ///////////Input Color-space
    {
        OFX::StringParamDescriptor* param = desc.defineStringParam(kOCIOParamInputSpace);
        param->setLabel(inputSpaceLabel);
        param->setHint(kOCIOParamInputSpaceHint);
        param->setAnimates(true);
        if (config) {
            param->setDefault(inputSpaceName);
        } else {
            param->setEnabled(false);
        }
        page->addChild(*param);
    }

#ifdef OFX_OCIO_CHOICE
    {
        OFX::ChoiceParamDescriptor* param = desc.defineChoiceParam(kOCIOParamInputSpaceChoice);
        param->setLabel(inputSpaceLabel);
        param->setHint(kOCIOParamInputSpaceHint);
        param->setCascading(OFX::getImageEffectHostDescription()->supportsCascadingChoices);
        if (config) {
            buildChoiceMenu(config, param, OFX::getImageEffectHostDescription()->supportsCascadingChoices, inputSpaceName);
        } else {
            param->setEnabled(false);
            //param->setIsSecret(true); // done in the plugin constructor
        }
        param->setAnimates(true);
        param->setEvaluateOnChange(false); // evaluate only when the StringParam is changed
        param->setIsPersistant(false); // don't save/serialize
        page->addChild(*param);
    }
#endif
#endif
}
void describeGeneratorParamsInContext( OFX::ImageEffectDescriptor& desc,
				       OFX::EContext               context )
{
/* to activate this
	// Create the mandated optional input clip
	OFX::ClipDescriptor* srcClip = desc.defineClip( kOfxImageEffectSimpleSourceClipName );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGB );
	srcClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClip->setSupportsTiles( kSupportTiles );
	srcClip->setOptional(true);
*/

	// Create the mandated output clip
	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGB );
	dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( kSupportTiles );

	OFX::ChoiceParamDescriptor* explicitConversion = desc.defineChoiceParam( kParamGeneratorExplicitConversion );
	explicitConversion->setLabel( "Explicit conversion" );
	explicitConversion->appendOption( kTuttlePluginBitDepthAuto );
	explicitConversion->appendOption( kTuttlePluginBitDepth8 );
	explicitConversion->appendOption( kTuttlePluginBitDepth16 );
	explicitConversion->appendOption( kTuttlePluginBitDepth32f );
	explicitConversion->setCacheInvalidation( OFX::eCacheInvalidateValueAll );
	explicitConversion->setAnimates( false );
	desc.addClipPreferencesSlaveParam( *explicitConversion );

	if( OFX::getImageEffectHostDescription()->supportsMultipleClipDepths )
	{
		explicitConversion->setDefault( 0 );
	}
	else
	{
		explicitConversion->setIsSecret( true );
		explicitConversion->setDefault( static_cast<int>( OFX::getImageEffectHostDescription()->getPixelDepth() ) );
	}

	OFX::ChoiceParamDescriptor* method = desc.defineChoiceParam( kParamMode );
	method->setLabel    ( "Mode" );
	method->appendOption( kParamModeFormat );
	method->appendOption( kParamModeSize );
	method->setDefault  ( eParamModeFormat );

	OFX::ChoiceParamDescriptor* format = desc.defineChoiceParam( kParamFormat );
	format->setLabel( "Format" );
	format->appendOption( kParamFormatPCVideo );
	format->appendOption( kParamFormatNTSC );
	format->appendOption( kParamFormatPAL );
	format->appendOption( kParamFormatHD );
	format->appendOption( kParamFormatNTSC169 );
	format->appendOption( kParamFormatPAL169 );
	format->appendOption( kParamFormat1kSuper35 );
	format->appendOption( kParamFormat1kCinemascope );
	format->appendOption( kParamFormat2kSuper35 );
	format->appendOption( kParamFormat2kCinemascope );
	format->appendOption( kParamFormat4kSuper35 );
	format->appendOption( kParamFormat4kCinemascope );
	format->appendOption( kParamFormatSquare256 );
	format->appendOption( kParamFormatSquare512 );
	format->appendOption( kParamFormatSquare1k );
	format->appendOption( kParamFormatSquare2k );
	format->setDefault( eParamFormat2kCinemascope );

	OFX::BooleanParamDescriptor* specificRatio = desc.defineBooleanParam( kParamSizeSpecificRatio );
	specificRatio->setLabel( "Specific ratio" );
	specificRatio->setDefault( false );
	specificRatio->setHint( "Specific input image ratio." );

	OFX::Int2DParamDescriptor* size = desc.defineInt2DParam( kParamSize );
	size->setLabel( "Size" );
	size->setDefault( 200, 200 );
	size->setRange( 1, 1, std::numeric_limits<int>::max(), std::numeric_limits<int>::max() );
	size->setHint( "Set the output size (width, height)." );

	OFX::ChoiceParamDescriptor* direction = desc.defineChoiceParam( kParamSizeOrientation );
	direction->setLabel( "Orientation" );
	direction->appendOption( kParamSizeOrientationX );
	direction->appendOption( kParamSizeOrientationY );
	direction->setDefault( eParamSizeOrientationX );

	OFX::DoubleParamDescriptor* ratioValue = desc.defineDoubleParam( kParamSizeRatioValue );
	ratioValue->setLabel( "Ratio Value" );
	ratioValue->setDefault( 1.0 );
	ratioValue->setRange( 1, std::numeric_limits<int>::max() );
	ratioValue->setDisplayRange( 0, 50 );
	ratioValue->setHint( "Set the ratio." );

	OFX::IntParamDescriptor* width = desc.defineIntParam( kParamSizeWidth );
	width->setLabel( "Width" );
	width->setDefault( 200 );
	width->setRange( 1, std::numeric_limits<int>::max() );
	width->setDisplayRange( 0, 3000 );
	width->setHint( "Set the width in pixels and specify the ratio." );

	OFX::IntParamDescriptor* height = desc.defineIntParam( kParamSizeHeight );
	height->setLabel( "Height" );
	height->setDefault( 200 );
	height->setRange( 1, std::numeric_limits<int>::max() );
	height->setDisplayRange( 0, 3000 );
	height->setHint( "Set the height in pixels and specify the ratio." );

}