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Merge pull request #180 from peters/master

Browse Source 
.NET binding gardening
This commit is contained in:
Matthew Hill
2015-08-12 23:40:44 -04:00
parent 0a776aff31 bdcd318ffe
commit db27d34065
4 changed files with 45 additions and 95 deletions
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26
src/bindings/csharp/openalpr-net/bitmapmat-net.cpp
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@@ -5,23 +5,37 @@ using namespace openalprnet;
BitmapMat::BitmapMat(array<Byte>^ byteArray)
{
this->m_bitmap = ByteArrayToMat(byteArray);
m_bitmap = new cv::Mat();
std::vector<char> buffer = AlprHelper::ToVector(byteArray);
cv::imdecode(buffer, CV_LOAD_IMAGE_COLOR, this->m_bitmap);
}
BitmapMat::BitmapMat(Bitmap^ bitmap)
{
this->m_bitmap = BitmapToMat(bitmap);
m_bitmap = new cv::Mat();
MemoryStream^ ms = gcnew MemoryStream();
bitmap->Save(ms, ImageFormat::Png);
std::vector<char> buffer = AlprHelper::ToVector(ms->ToArray());
cv::imdecode(buffer, CV_LOAD_IMAGE_COLOR, this->m_bitmap);
delete ms;
}
BitmapMat::BitmapMat(MemoryStream^ memoryStream)
{
this->m_bitmap = MemoryStreamBitmapToMat(memoryStream);
m_bitmap = new cv::Mat();
std::vector<char> buffer = AlprHelper::ToVector(memoryStream->ToArray());
cv::imdecode(buffer, CV_LOAD_IMAGE_COLOR, this->m_bitmap);
}
BitmapMat::BitmapMat(String^ filename)
{
Bitmap^ bitmap = gcnew Bitmap(filename);
this->m_bitmap = BitmapToMat(bitmap);
delete bitmap;
m_bitmap = new cv::Mat();
array<Byte>^ byteArray = File::ReadAllBytes(filename);
std::vector<char> buffer = AlprHelper::ToVector(byteArray);
cv::imdecode(buffer, CV_LOAD_IMAGE_COLOR, this->m_bitmap);
delete byteArray;
}

69
src/bindings/csharp/openalpr-net/bitmapmat-net.h
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@@ -1,6 +1,9 @@
#pragma once
#include "opencv2/imgproc/imgproc.hpp"
#include <opencv2/imgproc/imgproc.hpp>
#include <opencv2/highgui/highgui.hpp>
#include "helper-net.h"
using namespace System;
using namespace System::Drawing;
@@ -33,74 +36,16 @@ namespace openalprnet {
!BitmapMat()
{
delete[] m_bitmap->data;
m_bitmap->release();
delete m_bitmap;
}
property cv::Mat Value {
cv::Mat get()
{
cv::Mat value = this->m_bitmap->clone();
return value;
return *m_bitmap;
}
}
private:
static cv::Mat* BitmapToMat(Bitmap^ bitmap)
{
int channels = 0;
switch (bitmap->PixelFormat)
{
case PixelFormat::Format8bppIndexed:
case PixelFormat::Format1bppIndexed:
channels = 1;
break;
case PixelFormat::Format24bppRgb:
channels = 3;
break;
case PixelFormat::Format32bppRgb:
case PixelFormat::Format32bppArgb:
case PixelFormat::Format32bppPArgb:
channels = 4;
break;
default:
throw gcnew NotSupportedException(bitmap->PixelFormat.ToString());
}
BitmapData^ bitmapData = bitmap->LockBits(
System::Drawing::Rectangle(0, 0, bitmap->Width, bitmap->Height),
ImageLockMode::ReadOnly,
bitmap->PixelFormat
);
const int totalBytes = bitmap->Height * bitmapData->Stride;
char *dst = new char[totalBytes];
::memcpy(dst, bitmapData->Scan0.ToPointer(), totalBytes);
cv::Mat* dstMat = new cv::Mat(cv::Size(bitmap->Width, bitmap->Height), CV_8UC(channels), dst);
bitmap->UnlockBits(bitmapData);
return dstMat;
}
static cv::Mat* MemoryStreamBitmapToMat(MemoryStream^ memoryStream)
{
Bitmap^ bitmap = gcnew Bitmap(memoryStream);
cv::Mat* mat = BitmapToMat(bitmap);
delete bitmap;
return mat;
}
static cv::Mat* ByteArrayToMat(array<Byte>^ byteArray)
{
MemoryStream^ ms = gcnew MemoryStream(byteArray);
cv::Mat* mat = MemoryStreamBitmapToMat(ms);
delete ms;
return mat;
}
};
}

32
src/bindings/csharp/openalpr-net/motiondetector-net.cpp
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@@ -14,23 +14,20 @@ void AlprMotionDetectionNet::ResetMotionDetection(Bitmap^ bitmap)
void AlprMotionDetectionNet::ResetMotionDetection(String^ filename)
{
BitmapMat^ wrapper = gcnew BitmapMat(filename);
ResetMotionDetection(wrapper->Value);
delete wrapper;
cv::Mat mat = cv::imread(marshal_as<std::string>(filename));
ResetMotionDetection(mat);
}
void AlprMotionDetectionNet::ResetMotionDetection(MemoryStream^ memoryStream)
{
BitmapMat^ wrapper = gcnew BitmapMat(memoryStream);
ResetMotionDetection(wrapper->Value);
delete wrapper;
return ResetMotionDetection(memoryStream->ToArray());
}
void AlprMotionDetectionNet::ResetMotionDetection(array<Byte>^ byteArray)
{
BitmapMat^ wrapper = gcnew BitmapMat(byteArray);
ResetMotionDetection(wrapper->Value);
delete wrapper;
std::vector<char> buffer = AlprHelper::ToVector(byteArray);
cv::Mat mat = cv::imdecode(buffer, CV_LOAD_IMAGE_COLOR);
ResetMotionDetection(mat);
}
System::Drawing::Rectangle AlprMotionDetectionNet::MotionDetect(Bitmap^ bitmap)
@@ -43,26 +40,21 @@ System::Drawing::Rectangle AlprMotionDetectionNet::MotionDetect(Bitmap^ bitmap)
System::Drawing::Rectangle AlprMotionDetectionNet::MotionDetect(String^ filename)
{
BitmapMat^ wrapper = gcnew BitmapMat(filename);
System::Drawing::Rectangle motion = MotionDetect(wrapper->Value);
delete wrapper;
cv::Mat mat = cv::imread(marshal_as<std::string>(filename));
System::Drawing::Rectangle motion = MotionDetect(mat);
return motion;
}
System::Drawing::Rectangle AlprMotionDetectionNet::MotionDetect(MemoryStream^ memoryStream)
{
BitmapMat^ wrapper = gcnew BitmapMat(memoryStream);
System::Drawing::Rectangle motion = MotionDetect(wrapper->Value);
delete wrapper;
return motion;
return MotionDetect(memoryStream->ToArray());
}
System::Drawing::Rectangle AlprMotionDetectionNet::MotionDetect(array<Byte>^ byteArray)
{
BitmapMat^ wrapper = gcnew BitmapMat(byteArray);
System::Drawing::Rectangle motion = MotionDetect(wrapper->Value);
delete wrapper;
return motion;
std::vector<char> buffer = AlprHelper::ToVector(byteArray);
cv::Mat mat = cv::imdecode(buffer, CV_LOAD_IMAGE_COLOR);
return MotionDetect(mat);
}
void AlprMotionDetectionNet::ResetMotionDetection(cv::Mat mat)

13
src/bindings/csharp/openalpr-net/openalpr-net.cpp
View File

@@ -361,8 +361,7 @@ namespace openalprnet {
/// Recognize from an image on disk
/// </summary>
AlprResultsNet^ Recognize(System::String^ filepath) {
AlprResults results = m_Impl->recognize(marshal_as<std::string>(filepath));
return gcnew AlprResultsNet(results);
return Recognize(filepath, gcnew List<System::Drawing::Rectangle>());
}
/// <summary>
@@ -419,7 +418,7 @@ namespace openalprnet {
/// Recognize from byte data representing an encoded image (e.g., BMP, PNG, JPG, GIF etc).
/// </summary>
/// <param name="imageBuffer">Bytes representing image data</param>
AlprResultsNet^ Recognize(cli::array<Byte>^ imageBuffer) {
AlprResultsNet^ Recognize(array<Byte>^ imageBuffer) {
return Recognize(imageBuffer, gcnew List<System::Drawing::Rectangle>());
}
@@ -427,7 +426,7 @@ namespace openalprnet {
/// Recognize from byte data representing an encoded image (e.g., BMP, PNG, JPG, GIF etc).
/// </summary>
/// <param name="imageBuffer">Bytes representing image data</param>
AlprResultsNet^ Recognize(cli::array<Byte>^ imageBuffer, List<System::Drawing::Rectangle>^ regionsOfInterest) {
AlprResultsNet^ Recognize(array<Byte>^ imageBuffer, List<System::Drawing::Rectangle>^ regionsOfInterest) {
std::vector<char> buffer = AlprHelper::ToVector(imageBuffer);
std::vector<AlprRegionOfInterest> rois = AlprHelper::ToVector(regionsOfInterest);
AlprResults results = m_Impl->recognize(buffer, rois);
@@ -437,14 +436,14 @@ namespace openalprnet {
/// <summary>
/// Recognize from raw pixel data
/// </summary>
AlprResultsNet^ Recognize(cli::array<Byte>^ imageBuffer, int bytesPerPixel, int imgWidth, int imgHeight) {
AlprResultsNet^ Recognize(array<Byte>^ imageBuffer, int bytesPerPixel, int imgWidth, int imgHeight) {
return Recognize(imageBuffer, bytesPerPixel, imgWidth, imgHeight, gcnew List<System::Drawing::Rectangle>());
}
/// <summary>
/// Recognize from raw pixel data
/// </summary>
AlprResultsNet^ Recognize(cli::array<Byte>^ imageBuffer, int bytesPerPixel, int imgWidth, int imgHeight, List<System::Drawing::Rectangle>^ regionsOfInterest) {
AlprResultsNet^ Recognize(array<Byte>^ imageBuffer, int bytesPerPixel, int imgWidth, int imgHeight, List<System::Drawing::Rectangle>^ regionsOfInterest) {
unsigned char* p = AlprHelper::ToCharPtr(imageBuffer);
std::vector<AlprRegionOfInterest> rois = AlprHelper::ToVector(regionsOfInterest);
AlprResults results = m_Impl->recognize(p, bytesPerPixel, imgWidth, imgHeight, rois);
@@ -458,7 +457,7 @@ namespace openalprnet {
array<Byte>^ PreWarp(array<Byte>^ imageBuffer)
{
std::vector<char> buffer = AlprHelper::ToVector(imageBuffer);
cv::Mat src = cv::imdecode(buffer, 1);
cv::Mat src = cv::imdecode(buffer, CV_LOAD_IMAGE_COLOR);
alpr::PreWarp *preWarp = new alpr::PreWarp(m_Impl->getConfig());
cv::Mat warpedImage = preWarp->warpImage(src);