The C-API, which Tess4J wraps around, was re-introduced in 3.02. You would
need to upgrade to that.
On Sunday, March 29, 2015 at 12:23:43 AM UTC-5, dhruv shah wrote:
>
> The Tesseract version is 3.01 and yes I installed it afterwards. When I'm
> trying to use the tesseract from command line like so,
> tesseract eurotext.tiff out
> then the out file has the correct output.
> But when i try to consume the libraries, then the code fails.
> I tried to use C++ code also even there it fails.
>
> On Sunday, March 29, 2015 at 5:11:54 AM UTC+5:30, Quan Nguyen wrote:
>>
>> What version of Tesseract did you build? Did you install it afterwards,
>> together with tessdata?
>>
>> On Saturday, March 28, 2015 at 12:31:26 PM UTC-5, dhruv shah wrote:
>>>
>>> Hello,
>>>
>>> I'm using a java wrapper to access tesseract libraries.
>>> Here is my code (default available on tess4j site):
>>>
>>> import net.sourceforge.tess4j.*;
>>>
>>> public class TesseractExample1 {
>>>
>>> public static void main(String[] args) {
>>> File imageFile = new File("eurotext.tiff");
>>> Tesseract instance = null;
>>> instance = Tesseract.getInstance(); // JNA Interface Mapping
>>>
>>> try {
>>> String result = instance.doOCR(imageFile);
>>> System.out.println(result);
>>> } catch (TesseractException e) {
>>> //System.err.println(e.getMessage());
>>> e.printStackTrace();
>>> }
>>> }
>>> }
>>>
>>> I'm using 32 bit *jdk 1.8.0_40*
>>> I have a *64 bit linux 14.04*
>>> I'm getting the following error.
>>>
>>> Exception in thread "main" java.lang.UnsatisfiedLinkError: Error looking
>>> up function 'TessBaseAPICreate': /usr/local/lib/libtesseract.so: undefined
>>> symbol: TessBaseAPICreate
>>> at com.sun.jna.Function.<init>(Function.java:208)
>>> at com.sun.jna.NativeLibrary.getFunction(NativeLibrary.java:536)
>>> at com.sun.jna.NativeLibrary.getFunction(NativeLibrary.java:513)
>>> at com.sun.jna.NativeLibrary.getFunction(NativeLibrary.java:499)
>>> at com.sun.jna.Library$Handler.invoke(Library.java:199)
>>> at com.sun.proxy.$Proxy0.TessBaseAPICreate(Unknown Source)
>>> at net.sourceforge.tess4j.Tesseract.init(Tesseract.java:344)
>>> at net.sourceforge.tess4j.Tesseract.doOCR(Tesseract.java:256)
>>> at net.sourceforge.tess4j.Tesseract.doOCR(Tesseract.java:188)
>>> at net.sourceforge.tess4j.Tesseract.doOCR(Tesseract.java:172)
>>> at
>>> com.meditab.central.TesseractExample1.main(TesseractExample1.java:22)
>>>
>>>
>>>
>>>
>>> command used to make the Tesseract+CUDA
>>> sudo ./configure --build=i386-linux-gnu LDFLAGS="-m32
>>> -L/usr/local/cuda-6.5/lib -L/usr/lib/i386-linux-gnu" LIBS="-lcudart -lcuda"
>>> CPPFLAGS="-m32 -I/usr/local/cuda-6.5/include" CXXFLAGS=-m32 CFLAGS=-m32
>>>
>>> command used to make LEPTONICA
>>> sudo ./configure CPPFLAGS=-m32 LDFLAGS="-m32 -L/usr/lib/i386-linux-gnu"
>>> CXXFLAGS=-m32 CFLAGS=-m32
>>>
>>>
>>> Can someone please give me an idea as to what might be going wrong?
>>> I'll provide all the other necessary details.
>>>
>>>
>>>
>>>
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