bool CropInstance::ExecuteOn( View& view )
{
if ( !view.IsMainView() )
return false; // should not happen!
if ( p_margins == 0.0 )
{
Console().WriteLn( "<end><cbr><* Identity *>" );
return true;
}
AutoViewLock lock( view );
ImageWindow window = view.Window();
ImageVariant image = view.Image();
Crop C( p_margins );
C.SetMode( static_cast<Crop::crop_mode>( p_mode ) );
C.SetResolution( p_resolution.x, p_resolution.y );
C.SetMetricResolution( p_metric );
C.SetFillValues( p_fillColor );
// Dimensions of target image
int w0 = image.Width();
int h0 = image.Height();
// Dimensions of transformed image
int width = w0, height = h0;
C.GetNewSizes( width, height );
if ( width < 1 || height < 1 )
throw Error( "Crop: Invalid operation: Null target image dimensions" );
// On 32-bit systems, make sure the resulting image requires less than 4 GB.
if ( sizeof( void* ) == sizeof( uint32 ) )
{
uint64 sz = uint64( width )*uint64( height )*image.NumberOfChannels()*image.BytesPerSample();
if ( sz > uint64( uint32_max-256 ) )
throw Error( "Crop: Invalid operation: Target image dimensions would exceed four gigabytes" );
}
DeleteAstrometryMetadataAndPreviewsAndMask( window );
Console().EnableAbort();
StandardStatus status;
image.SetStatusCallback( &status );
C >> image;
if ( p_forceResolution )
{
Console().WriteLn( String().Format( "Setting resolution: h:%.3lf, v:%.3lf, u:px/%s",
p_resolution.x, p_resolution.y, p_metric ? "cm" : "inch" ) );
window.SetResolution( p_resolution.x, p_resolution.y, p_metric );
}
return true;
}
bool LarsonSekaninaInstance::ExecuteOn( View& view )
{
AutoViewLock lock( view );
ImageVariant image = view.Image();
if ( image.IsComplexSample() )
return false;
StandardStatus status;
image.SetStatusCallback( &status );
Console().EnableAbort();
ImageVariant sharpImg;
sharpImg.CreateFloatImage( (image.BitsPerSample() > 32) ? image.BitsPerSample() : 32 );
sharpImg.AllocateImage( image->Width(), image->Height(), 1, ColorSpace::Gray );
if ( useLuminance && image->IsColor() )
{
ImageVariant L;
image.GetLightness( L );
Convolve( L, sharpImg, interpolation, radiusDiff, angleDiff, center, 0 );
ApplyFilter( L, sharpImg, amount, threshold, deringing, rangeLow, rangeHigh, false, 0, highPass );
image.SetLightness( L );
}
else
{
for ( int c = 0, n = image->NumberOfNominalChannels(); c < n; ++c )
{
image->SelectChannel( c );
if ( n > 1 )
Console().WriteLn( "<end><cbr>Processing channel #" + String( c ) );
Convolve( image, sharpImg, interpolation, radiusDiff, angleDiff, center, c );
ApplyFilter( image, sharpImg, amount, threshold, deringing, rangeLow, rangeHigh, disableExtension, c, highPass );
}
}
return true;
}
bool RotationInstance::ExecuteOn( View& view )
{
if ( !view.IsMainView() )
return false; // should never reach this point!
AutoViewLock lock( view );
ImageVariant image = view.Image();
if ( image.IsComplexSample() )
return false;
double degrees = Round( Deg( p_angle ), 4 );
if ( degrees == 0 )
{
Console().WriteLn( "<end><cbr><* Identity *>" );
return true;
}
ImageWindow window = view.Window();
window.RemoveMaskReferences();
window.RemoveMask();
window.DeletePreviews();
Console().EnableAbort();
StandardStatus status;
image.SetStatusCallback( &status );
if ( p_optimizeFast )
switch ( TruncI( degrees ) )
{
case 90:
Rotate90CCW() >> image;
return true;
case -90:
Rotate90CW() >> image;
return true;
case 180:
case -180:
Rotate180() >> image;
return true;
default:
break;
}
AutoPointer<PixelInterpolation> interpolation( NewInterpolation(
p_interpolation, 1, 1, 1, 1, true, p_clampingThreshold, p_smoothness, image ) );
Rotation T( *interpolation, p_angle );
/*
* On 32-bit systems, make sure the resulting image requires less than 4 GB.
*/
if ( sizeof( void* ) == sizeof( uint32 ) )
{
int width = image.Width(), height = image.Height();
T.GetNewSizes( width, height );
uint64 sz = uint64( width )*uint64( height )*image.NumberOfChannels()*image.BytesPerSample();
if ( sz > uint64( uint32_max-256 ) )
throw Error( "Rotation: Invalid operation: Target image dimensions would exceed four gigabytes" );
}
T.SetFillValues( p_fillColor );
T >> image;
return true;
}
