Can someone give a brief explanation on how to use the above script? Any
help would be greatly appreciated.
On Saturday, June 2, 2012 1:32:44 AM UTC-7, hiran.suvrat wrote:
>
> Hi,
>
> I went through lot of pages to find how to generate character level
> confidence but with now success. I have also include
> SetVariable("save_best_choices", "T") but it still des not work. Can
> somebody please debug the code. Thanks a lot.
>
> Code:
> #include "allheaders.h"
> #include "baseapi.h"
> #include "strngs.h"
> #include "tesseractmain.h"
> #include "tprintf.h"
>
> int main(int argc, char **argv) {
>
> const char *lang="eng";
> const PIX *pixs;
> if ((pixs = pixRead(argv[1])) == NULL) {
> printf("Unsupported image type.\n");
> exit(3);
> }
> tesseract::TessBaseAPI api;
> api.SetVariable("save_best_choices", "T");
> api.SetImage(pixs);
> int rc = api.Init(argv[0], lang);
> api.Recognize(NULL);
>
> tesseract::ResultIterator* ri = api.GetIterator();
> tesseract::ChoiceIterator* ci;
>
> if(ri != 0)
> {
> do
> {
> const char* symbol =
> ri->GetUTF8Text(tesseract::RIL_SYMBOL);
>
> // printf("======================");
> if(symbol != 0)
> {
> float conf = ri->Confidence(tesseract::RIL_SYMBOL);
> printf("\nnext symbol: %s, conf: %f", symbol, conf,
> "\n");
>
> const tesseract::ResultIterator itr = *ri;
> ci = new tesseract::ChoiceIterator(itr);
> do
> {
> printf("----");
> const char* choice = ci->GetUTF8Text();
> printf("\t\t%s conf: %f", choice,
> ci->Confidence());
> }
> while(ci->Next());
>
> delete ci;
> }
>
> delete[] symbol;
> } while((ri->Next(tesseract::RIL_SYMBOL)));
> }
> return 0;
> }
>
>
> Output:
>
> next symbol: c, conf: 85.844711---- (null) conf: 0.000000
> next symbol: o, conf: 85.844711---- (null) conf: 0.000000
> next symbol: m, conf: 85.844711---- (null) conf: 0.000000
> next symbol: Q, conf: 0.000000---- (null) conf: 0.000000
>
>
> Does anybody see a problem in it??
> Thanks in advance
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