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https://github.com/libretro/RetroArch
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45 lines
1.0 KiB
C++
45 lines
1.0 KiB
C++
#include <tesseract/baseapi.h>
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#include "tess_get_text.h"
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#define ERROR_BUFFER_LENGTH 1000
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static tesseract::TessBaseAPI *api;
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static char* one_time_return_pointer = NULL;
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char tess_last_error[ERROR_BUFFER_LENGTH];
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bool tess_init(const char* lang_data_dir, const char* language)
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{
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api = new tesseract::TessBaseAPI();
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snprintf(tess_last_error, ERROR_BUFFER_LENGTH, "No errors!\n");
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if (api->Init(lang_data_dir, language)) {
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snprintf(tess_last_error, ERROR_BUFFER_LENGTH, "Could not initialize tesseract.\n");
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return false;
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}
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}
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void tess_deinit()
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{
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if (one_time_return_pointer)
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{
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delete [] one_time_return_pointer;
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}
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if (api)
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{
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api->End();
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}
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}
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char* tess_get_text(tess_image image)
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{
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if (one_time_return_pointer)
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{
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delete [] one_time_return_pointer;
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}
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api->SetImage(image.data, image.width, image.height, image.bytes_per_pixel, image.width * image.bytes_per_pixel/*bytes per line*/);
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one_time_return_pointer = api->GetUTF8Text();
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return one_time_return_pointer;
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} |