main(int argc, char *argv[])
{
int istat, narg, nchar;
char process[MAXLINE];
// set program name
strcpy(prog_name, PNAME);
// check command line for correct usage
fprintf(stdout, "\n%s Arguments: ", prog_name);
for (narg = 0; narg < argc; narg++)
fprintf(stdout, "<%s> ", argv[narg]);
fprintf(stdout, "\n");
if (argc > 1)
sscanf(argv[1], "%s", process);
else
strcpy(process, "");
nchar = 0;
while ( nchar < MAXLINE && (process[nchar] = toupper(process[nchar])) )
nchar++;
if (strcmp(process, "90CW") == 0) {
if (argc < 4) {
puterr("ERROR wrong number of command line arguments.");
disp_usage(PNAME, "90CW <input_gridfile> <output_gridfile>");
exit(-1);
}
if ((istat = Rotate90CW(argc, argv)) < 0) {
puterr("ERROR doing Rotate 90CW process.");
exit(-1);
}
} else {
sprintf(MsgStr,
"ERROR unrcognized process - <%s>.", process);
puterr(MsgStr);
disp_usage(PNAME, "90CW/... <arguments>");
exit(-1);
}
exit(0);
}
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;
}
