sub_image.cpp
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- /*
- * ===========================================================================
- * PRODUCTION $Log: sub_image.cpp,v $
- * PRODUCTION Revision 1000.3 2004/06/01 19:41:56 gouriano
- * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.5
- * PRODUCTION
- * ===========================================================================
- */
- /* $Id: sub_image.cpp,v 1000.3 2004/06/01 19:41:56 gouriano Exp $
- * ===========================================================================
- *
- * PUBLIC DOMAIN NOTICE
- * National Center for Biotechnology Information
- *
- * This software/database is a "United States Government Work" under the
- * terms of the United States Copyright Act. It was written as part of
- * the author's official duties as a United States Government employee and
- * thus cannot be copyrighted. This software/database is freely available
- * to the public for use. The National Library of Medicine and the U.S.
- * Government have not placed any restriction on its use or reproduction.
- *
- * Although all reasonable efforts have been taken to ensure the accuracy
- * and reliability of the software and data, the NLM and the U.S.
- * Government do not and cannot warrant the performance or results that
- * may be obtained by using this software or data. The NLM and the U.S.
- * Government disclaim all warranties, express or implied, including
- * warranties of performance, merchantability or fitness for any particular
- * purpose.
- *
- * Please cite the author in any work or product based on this material.
- *
- * ===========================================================================
- *
- * Authors: Mike DiCuccio
- *
- * File Description:
- * Test app -- tests various aspects of image conversion / manipulation
- */
- #include <ncbi_pch.hpp>
- #include <corelib/ncbiapp.hpp>
- #include <corelib/ncbiargs.hpp>
- #include <corelib/ncbienv.hpp>
- #include <corelib/ncbireg.hpp>
- #include <corelib/ncbitime.hpp>
- #include <util/image/image_io.hpp>
- USING_NCBI_SCOPE;
- class CImageTestApp : public CNcbiApplication
- {
- public:
- virtual void Init(void);
- virtual int Run(void);
- virtual void Exit(void);
- };
- /////////////////////////////////////////////////////////////////////////////
- // Init test for all different types of arguments
- void CImageTestApp::Init(void)
- {
- // Create command-line argument descriptions class
- auto_ptr<CArgDescriptions> arg_desc(new CArgDescriptions);
- // Specify USAGE context
- arg_desc->SetUsageContext(GetArguments().GetProgramBasename(),
- "Image read/write test application");
- arg_desc->AddDefaultPositional("image", "Image to crop",
- CArgDescriptions::eInputFile, "-");
- arg_desc->AddOptionalKey("out", "OutFile",
- "File name of resultant JPEG image",
- CArgDescriptions::eString);
- arg_desc->AddKey("x", "PosX", "Crop X Position",
- CArgDescriptions::eInteger);
- arg_desc->AddKey("y", "PosX", "Crop X Position",
- CArgDescriptions::eInteger);
- arg_desc->AddKey("wd", "Width", "Crop Width",
- CArgDescriptions::eInteger);
- arg_desc->AddKey("ht", "Height", "Crop Height",
- CArgDescriptions::eInteger);
- // Setup arg.descriptions for this application
- SetupArgDescriptions(arg_desc.release());
- }
- int CImageTestApp::Run(void)
- {
- CArgs args = GetArgs();
- CNcbiIstream& istr = args["image"].AsInputFile();
- int x = args["x"].AsInteger();
- int y = args["y"].AsInteger();
- int w = args["wd"].AsInteger();
- int h = args["ht"].AsInteger();
- CStopWatch sw;
- sw.Start();
- CRef<CImage> image(CImageIO::ReadSubImage(istr, x, y, w, h));
- double read_time = sw.Elapsed();
- if ( !image ) {
- LOG_POST(Error << "error: can't get subimage");
- return 1;
- }
- LOG_POST(Info << "read (" << x << ", " << y << ", " << x+w
- << ", " << y+h << ") in " << read_time << " seconds");
- if (args["out"]) {
- CImageIO::WriteImage(*image, args["out"].AsString());
- double write_time = sw.Elapsed();
- LOG_POST(Info << "wrote image in " << write_time - read_time
- << " seconds");
- }
- return 0;
- }
- /////////////////////////////////////////////////////////////////////////////
- // Cleanup
- void CImageTestApp::Exit(void)
- {
- SetDiagStream(0);
- }
- /////////////////////////////////////////////////////////////////////////////
- // MAIN
- int main(int argc, const char* argv[])
- {
- // Execute main application function
- return CImageTestApp().AppMain(argc, argv, 0, eDS_Default, 0);
- }
- /*
- * ===========================================================================
- * $Log: sub_image.cpp,v $
- * Revision 1000.3 2004/06/01 19:41:56 gouriano
- * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.5
- *
- * Revision 1.5 2004/05/17 21:08:03 gorelenk
- * Added include of PCH ncbi_pch.hpp
- *
- * Revision 1.4 2003/12/20 17:49:25 dicuccio
- * Changed sub_image to use streams instead of file names. Changed to us implicit
- * format guessing.
- *
- * Revision 1.3 2003/12/16 16:16:43 dicuccio
- * Added more options - raw files
- *
- * Revision 1.2 2003/11/03 15:19:57 dicuccio
- * Added optional compression parameter
- *
- * Revision 1.1 2003/06/03 15:17:14 dicuccio
- * Initial revision of image library
- *
- * ===========================================================================
- */