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libdecodeqr.cpp
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libdecodeqr.cpp
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/////////////////////////////////////////////////////////////////////////
//
// libdecodeqr.cpp --a part of libdecodeqr
//
// Copyright(C) 2007 NISHI Takao <zophos@koka-in.org>
// JMA (Japan Medical Association)
// NaCl (Network Applied Communication Laboratory Ltd.)
//
// This is free software with ABSOLUTELY NO WARRANTY.
// You can redistribute and/or modify it under the terms of LGPL.
//
// $Id: libdecodeqr.cpp 36 2007-02-21 23:22:03Z zophos $
//
#include "imagereader.h"
#include "qrtypes.h"
#include "version.h"
extern "C" {
QrDecoderHandle qr_decoder_open()
{
Qr::ImageReader *imagereader=new Qr::ImageReader();
return((QrDecoderHandle)imagereader);
}
QrDecoderHandle qr_decoder_open_with_image_size(int width,int height,
int depth,int channel)
{
Qr::ImageReader *imagereader=new Qr::ImageReader(width,height,
depth,channel);
return((QrDecoderHandle)imagereader);
}
void qr_decoder_close(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
delete imagereader;
}
short qr_decoder_get_status(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
return(imagereader->status);
}
int qr_decoder_is_busy(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
return(imagereader->status&QR_IMAGEREADER_WORKING?1:0);
}
QrDecoderHandle qr_decoder_set_image_size(QrDecoderHandle decoder,
int width,int height,
int depth,int channel)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
imagereader->set_image(width,height,depth,channel);
return((QrDecoderHandle)imagereader);
}
IplImage *qr_decoder_get_image_buffer(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
return(imagereader->src_buffer());
}
IplImage *qr_decoder_get_transformed_image_buffer(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
return(imagereader->transformed_buffer());
}
IplImage *qr_decoder_get_binarized_image_buffer(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
return(imagereader->binarized_buffer());
}
IplImage *qr_decoder_get_tmp_image_buffer(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
return(imagereader->tmp_buffer());
}
QrDecoderHandle qr_decoder_set_image_buffer(QrDecoderHandle decoder,
IplImage *src)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
imagereader->set_image(src);
return((QrDecoderHandle)imagereader);
}
short qr_decoder_decode(QrDecoderHandle decoder,
int adaptive_th_size,
int adaptive_th_delta)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
imagereader->decode(adaptive_th_size,adaptive_th_delta);
return(imagereader->status);
}
short qr_decoder_decode_image(QrDecoderHandle decoder,
IplImage *src,
int adaptive_th_size,
int adaptive_th_delta)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
imagereader->decode(src,adaptive_th_size,adaptive_th_delta);
return(imagereader->status);
}
int qr_decoder_get_header(QrDecoderHandle decoder,
QrCodeHeader *header)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
if(!(imagereader->status&QR_IMAGEREADER_DECODED))
return(0);
header->model=imagereader->qr->model;
header->version=imagereader->qr->version;
header->level=imagereader->qr->formatinfo->level;
//header->mode=0;
//header->eci_mode=0;
header->charactor_size=imagereader->qr->codedata->length;
header->byte_size=imagereader->qr->codedata->byte_length;
return(1);
}
int qr_decoder_get_body(QrDecoderHandle decoder,
unsigned char *buf,
int buf_size)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
if(!(imagereader->status&QR_IMAGEREADER_DECODED))
return(0);
memset(buf,0,buf_size);
int size=imagereader->qr->codedata->byte_length;
if(size>buf_size)
size=buf_size;
memcpy(buf,imagereader->qr->codedata->raw_data(),size);
return(size);
}
CvPoint *qr_decoder_get_coderegion_vertexes(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
return(imagereader->coderegion_vertexes());
}
CvBox2D *qr_decoder_get_finderpattern_boxes(QrDecoderHandle decoder)
{
Qr::ImageReader *imagereader=(Qr::ImageReader *)decoder;
return(imagereader->finderpattern_boxes());
}
char *qr_decoder_version()
{
return(LIBDECODEQR_VERSION);
}
char *qr_decoder_version_description()
{
return(LIBDECODEQR_VERSION_DESCRIPTION);
}
char *qr_decoder_version_product()
{
return(LIBDECODEQR_PRODUCTNAME);
}
int qr_decoder_version_major()
{
return(LIBDECODEQR_VERSION_MAJOR);
}
int qr_decoder_version_minor()
{
return(LIBDECODEQR_VERSION_MINOR);
}
int qr_decoder_version_teeny()
{
return(LIBDECODEQR_VERSION_TEENY);
}
char *qr_decoder_version_suffix()
{
return(LIBDECODEQR_VERSION_SUFFIX);
}
char *qr_decoder_version_revision()
{
return(LIBDECODEQR_VERSION_REVISION);
}
}