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Change to make OCR work on 64 bit Windows, now using a small 32-bit exe to do the OCR'ing. (untested)

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@2078 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
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RKrom 2012-09-21 13:31:08 +00:00
commit abaf473d83
8 changed files with 934 additions and 16 deletions
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54
Greenshot-OCR-Plugin/OCRPlugin.cs
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@ -29,17 +29,43 @@ using GreenshotPlugin.Controls;
using GreenshotPlugin.Core;
using Greenshot.IniFile;
using Greenshot.Interop;
using System.Diagnostics;
//using Microsoft.Win32;
namespace GreenshotOCR {
// Needed for the drop down, available languages for OCR
public enum ModiLanguage {
CHINESE_SIMPLIFIED = 2052,
CHINESE_TRADITIONAL = 1028,
CZECH = 5,
DANISH = 6,
DUTCH = 19,
ENGLISH = 9,
FINNISH = 11,
FRENCH = 12,
GERMAN = 7,
GREEK = 8,
HUNGARIAN = 14,
ITALIAN = 16,
JAPANESE = 17,
KOREAN = 18,
NORWEGIAN = 20,
POLISH = 21,
PORTUGUESE = 22,
RUSSIAN = 25,
SPANISH = 10,
SWEDISH = 29,
TURKISH = 31,
SYSDEFAULT = 2048
}
/// <summary>
/// OCR Plugin Greenshot
/// </summary>
public class OcrPlugin : IGreenshotPlugin {
private static log4net.ILog LOG = log4net.LogManager.GetLogger(typeof(OcrPlugin));
private const string CONFIG_FILENAME = "ocr-config.properties";
private const string OCR_COMMAND = "greenshotocrcommand.exe";
private static IGreenshotHost host;
private static OCRConfiguration config;
private PluginAttribute myAttributes;
@ -175,15 +201,13 @@ namespace GreenshotOCR {
string text = "";
try {
using (ModiDocu modiDocument = COMWrapper.GetOrCreateInstance<ModiDocu>()) {
if (modiDocument != null) {
modiDocument.Create(filePath);
modiDocument.OCR((ModiLanguage)Enum.Parse(typeof(ModiLanguage), config.Language), config.Orientimage, config.StraightenImage);
IImage modiImage = modiDocument.Images[0];
ILayout layout = modiImage.Layout;
text = layout.Text;
modiDocument.Close(false);
}
ProcessStartInfo processStartInfo = new ProcessStartInfo(OCR_COMMAND, "\"" + filePath + "\" " + config.Language + " " + config.Orientimage + " " + config.StraightenImage);
processStartInfo.CreateNoWindow = true;
processStartInfo.RedirectStandardOutput = true;
Process process = Process.Start(processStartInfo);
process.WaitForExit(30*1000);
if (process.ExitCode == 0) {
text = process.StandardOutput.ReadToEnd();
}
} catch (Exception e) {
LOG.Error("Error while calling Microsoft Office Document Imaging (MODI) to OCR: ", e);
@ -210,12 +234,10 @@ namespace GreenshotOCR {
private bool HasMODI() {
try {
using (ModiDocu modiDocument = COMWrapper.GetOrCreateInstance<ModiDocu>()) {
if (modiDocument != null) {
modiDocument.Close(false);
return true;
}
}
Process process = Process.Start(OCR_COMMAND, "-c");
process.WaitForExit();
int errorCode = process.ExitCode;
return errorCode == 0;
} catch(Exception e) {
LOG.DebugFormat("Error trying to initiate MODI: {0}", e.Message);
}