Textractor/GUI/host/textthread.cc

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// textthread.cc
// 8/24/2013 jichi
// Branch IHF/TextThread.cpp, rev 133
#include "textthread.h"
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#include "const.h"
TextThread::TextThread(ThreadParam tp, DWORD status) : tp(tp), status(status) {}
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TextThread::~TextThread()
{
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SetEvent(deletionEvent);
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flushThread.join();
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CloseHandle(deletionEvent);
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}
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std::wstring TextThread::GetStore()
{
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LOCK(ttMutex);
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return storage;
}
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void TextThread::Flush()
{
std::wstring sentence;
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{
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LOCK(ttMutex);
if (buffer.size() < 400 && (timestamp - GetTickCount() < 250 || buffer.size() == 0)) return; // TODO: let user change delay before sentence is flushed
std::wstring sentence;
if (status & USING_UNICODE)
{
sentence = std::wstring((wchar_t*)buffer.data(), buffer.size() / 2);
}
else
{
wchar_t* converted = new wchar_t[buffer.size()];
sentence = std::wstring(converted, MultiByteToWideChar(status & USING_UTF8 ? CP_UTF8 : 932, 0, buffer.data(), buffer.size(), converted, buffer.size()));
delete[] converted;
}
memset(buffer.data(), 0, buffer.size());
buffer.clear();
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}
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AddSentence(sentence);
}
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void TextThread::AddSentence(std::wstring sentence)
{
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// Dispatch to extensions occurs here. Don't hold mutex! Extensions might take a while!
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if (Output) sentence = Output(this, sentence);
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LOCK(ttMutex);
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storage.append(sentence);
}
void TextThread::AddText(const BYTE *con, int len)
{
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LOCK(ttMutex);
// Artikash 8/27/2018: add repetition filter
if (len > 6 && buffer.data() && (strstr(buffer.data(), (const char*)con) || wcsstr((const wchar_t*)buffer.data(), (const wchar_t*)con))) return;
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buffer.insert(buffer.end(), con, con + len);
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timestamp = GetTickCount();
}
// EOF