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Diffstat (limited to 'japi/Test.java')
| -rw-r--r-- | japi/Test.java | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/japi/Test.java b/japi/Test.java new file mode 100644 index 0000000..52a7112 --- /dev/null +++ b/japi/Test.java @@ -0,0 +1,175 @@ +/* sane - Scanner Access Now Easy. + Copyright (C) 1997 Jeffrey S. Freedman + This file is part of the SANE package. + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA. + + As a special exception, the authors of SANE give permission for + additional uses of the libraries contained in this release of SANE. + + The exception is that, if you link a SANE library with other files + to produce an executable, this does not by itself cause the + resulting executable to be covered by the GNU General Public + License. Your use of that executable is in no way restricted on + account of linking the SANE library code into it. + + This exception does not, however, invalidate any other reasons why + the executable file might be covered by the GNU General Public + License. + + If you submit changes to SANE to the maintainers to be included in + a subsequent release, you agree by submitting the changes that + those changes may be distributed with this exception intact. + + If you write modifications of your own for SANE, it is your choice + whether to permit this exception to apply to your modifications. + If you do not wish that, delete this exception notice. */ + +class Test +{ +public static void main(String[] args) + { + Sane sane = new Sane(); + int version[] = new int[1]; // Array to get version #. + int status = sane.init(version); + if (status != Sane.STATUS_GOOD) + { + System.out.println("getDevices() failed. Status= " + status); + return; + } + System.out.println("VersionMajor =" + sane.versionMajor(version[0])); + System.out.println("VersionMinor =" + sane.versionMinor(version[0])); + System.out.println("VersionBuild =" + sane.versionBuild(version[0])); + // Get list of devices. + // Allocate room for 50. + SaneDevice devList[] = new SaneDevice[50]; + status = sane.getDevices(devList, false); + if (status != Sane.STATUS_GOOD) + { + System.out.println("getDevices() failed. Status= " + status); + return; + } + for (int i = 0; i < 50 && devList[i] != null; i++) + { + System.out.println("Device '" + devList[i].name + "' is a " + + devList[i].vendor + " " + devList[i].model + " " + + devList[i].type); + } + int handle[] = new int[1]; + status = sane.open(devList[0].name, handle); + if (status != Sane.STATUS_GOOD) + { + System.out.println("open() failed. Status= " + status); + return; + } + System.out.println("Open handle=" + handle[0]); + // Get # of device options. + int numDevOptions[] = new int[1]; + status = sane.getControlOption(handle[0], 0, numDevOptions, null); + if (status != Sane.STATUS_GOOD) + { + System.out.println("controlOption() failed. Status= " + + status); + return; + } + System.out.println("Number of device options=" + numDevOptions[0]); + for (int i = 0; i < numDevOptions[0]; i++) + { + SaneOption opt = sane.getOptionDescriptor(handle[0], i); + if (opt == null) + { + System.out.println("getOptionDescriptor() failed for " + + i); + continue; + } + System.out.println("Option name: " + opt.name); + System.out.println("Option title: " + opt.title); + System.out.println("Option desc: " + opt.desc); + switch (opt.constraintType) + { + case SaneOption.CONSTRAINT_RANGE: + System.out.println("Range: " + + opt.rangeConstraint.min + ", " + + opt.rangeConstraint.max + ", " + + opt.rangeConstraint.quant); + break; + case SaneOption.CONSTRAINT_WORD_LIST: + System.out.print("Word list: "); + for (int j = 0; j < opt.wordListConstraint[0]; j++) + System.out.print(opt.wordListConstraint[j]); + System.out.println(); + break; + case SaneOption.CONSTRAINT_STRING_LIST: + for (int j = 0; opt.stringListConstraint[j] != null; + j++) + System.out.print("String constraint: " + + opt.stringListConstraint[j]); + break; + default: + System.out.println("No constraint."); + break; + } + } + status = sane.setControlOption(handle[0], 2, + SaneOption.ACTION_SET_VALUE, "../test1.pnm", null); + if (status != Sane.STATUS_GOOD) + { + System.out.println("setControlOption() failed. Status= " + + status); + } + // + // Main scanning loop. + // + SaneParameters parm = new SaneParameters(); + int dataLen = 32*1024; + byte [] data = new byte[dataLen]; + int [] readLen = new int[1]; + int frameCnt = 0; + do + { + frameCnt++; + System.out.println("Reading frame #" + frameCnt); + status = sane.start(handle[0]); + if (status != Sane.STATUS_GOOD) + { + System.out.println("start() failed. Status= " + + status); + return; + } + status = sane.getParameters(handle[0], parm); + if (status != Sane.STATUS_GOOD) + { + System.out.println("getParameters() failed. Status= " + + status); + return; //++++cleanup. + } + while ((status = sane.read(handle[0], data, dataLen, readLen)) + == Sane.STATUS_GOOD) + { + System.out.println("Read " + readLen[0] + " bytes."); + // ++++++++Process data. + } + if (status != Sane.STATUS_EOF) + { + System.out.println("read() failed. Status= " + + status); + } + } + while (!parm.lastFrame); + + sane.close(handle[0]); + } +} |