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liveviewthread.cpp
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liveviewthread.cpp
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#include "liveviewthread.h"
#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QUrl>
#include <QWaitCondition>
#include <QMutex>
//#include "ringbuffer.h"
#include "networkconnection.h"
#include <stdio.h>
#include <stdlib.h>
//#define LOG_LIVEVIETHREAD
#ifdef LOG_LIVEVIETHREAD
# define LOG_LIVEVIETHREAD_DEBUG qDebug()
#else
# define LOG_LIVEVIETHREAD_DEBUG nullDebug()
#endif
//#define LOG_MIN_LIVEVIETHREAD
#ifdef LOG_MIN_LIVEVIETHREAD
# define LOG_MIN_LIVEVIETHREAD_DEBUG qDebug()
#else
# define LOG_MIN_LIVEVIETHREAD_DEBUG nullDebug()
#endif
QSemaphore freeSpace(1);
QSemaphore usedSpace;
unsigned int gRealLoadSize =0;
//QWaitCondition bufferIsNotFull;
QWaitCondition bufferIsNotEmpty;
QMutex mutex;
RingBuffer *ringBuffer = new RingBuffer(gRingBufferSize);
int bytesToInt(QByteArray byteData, int startIndex, int count) {
int ret = 0;
for (int i = startIndex; i < startIndex + count; i++) {
ret = (ret << 8) | (byteData[i] & 0xff);
}
return ret;
}
LiveViewProducer::LiveViewProducer(
NetworkConnection *networkConnection,
QObject *parent) :
QThread(parent),
_networkConnection(networkConnection){
liveViewStreamAlive = false;
}
void LiveViewProducer::run(){
LOG_LIVEVIETHREAD_DEBUG << "\n++++++++++++++++++++++++++++++++++++++";
LOG_LIVEVIETHREAD_DEBUG << "LiveViewProducer run\n" << _liveViewRequest;
QNetworkAccessManager liveViewManager;// = new QNetworkAccessManager;
liveViewManager.setConfiguration(_networkConnection->getActiveConfiguration());
QUrl localurl(_liveViewRequest);
QNetworkRequest request(localurl);
liveReply = liveViewManager.get(request);
connect(liveReply, SIGNAL(readyRead()), this, SLOT(onLiveViewManagerReadyRead()));
emit publishProducerStarted();
QThread::exec();
}
void LiveViewProducer::onLiveViewManagerReadyRead(){
static int counter =0;
//LOG_LIVEVIETHREAD_DEBUG << "onLiveViewManagerReadyRead" << counter;
counter++;
//LOG_LIVEVIETHREAD_DEBUG << "Producer liveReply->bytesAvailable(): "<< liveReply->bytesAvailable();
// bytesAvailable are increased until read or readall is called!
qint64 replycount = liveReply->bytesAvailable();
if(replycount > 0){
//#define _USECHAR
#ifdef _USECHAR
qint64 loadlength =0;
//if(replyBuffer.size() >= producerLoadSize){
if(replycount > estJpegSize){
//QByteArray tmpBuffer(liveReply->read(replycount));
//QByteArray tmpBuffer;
//tmpBuffer.fromRawData(liveReply->read(replycount),replycount);
char tmpBuffer[replycount];
char *tmpBufferP = tmpBuffer;
memcpy(tmpBuffer,liveReply->read(replycount).data(),replycount);
LOG_LIVEVIETHREAD_DEBUG << "";
LOG_LIVEVIETHREAD_DEBUG << "Producer replycount: " << replycount;
//loadlength = ringBuffer->addData((void*)tmpBuffer,replycount);
loadlength = ringBuffer->addData((void*)tmpBuffer,replycount);
gRealLoadSize = loadlength;
LOG_LIVEVIETHREAD_DEBUG << "Producer loadlength: " << loadlength;
if(loadlength<replycount){
tmpBufferP + loadlength;
loadlength = ringBuffer->addData((void*)tmpBufferP,replycount-loadlength);
LOG_LIVEVIETHREAD_DEBUG << "Producer loadlength 2: " << loadlength;
//LOG_LIVEVIETHREAD_DEBUG << "replyBuffer.size() 2: " << replycount-loadlength;
gRealLoadSize += loadlength;
}
//usedSpace.release();
#else
qint64 loadlength =0;
if(replycount > estJpegSize){
mutex.lock();
QByteArray tmpBuffer = liveReply->read(replycount);
mutex.unlock();
LOG_LIVEVIETHREAD_DEBUG << "";
LOG_LIVEVIETHREAD_DEBUG << "Producer replycount: " << replycount;
loadlength = ringBuffer->addData((void*)tmpBuffer.data(),replycount);
gRealLoadSize = loadlength;
LOG_LIVEVIETHREAD_DEBUG << "Producer loadlength: " << loadlength;
if(loadlength<replycount){
tmpBuffer.remove(0,loadlength);
loadlength = ringBuffer->addData((void*)tmpBuffer.data(),replycount-loadlength);
LOG_LIVEVIETHREAD_DEBUG << "Producer loadlength 2: " << loadlength;
//LOG_LIVEVIETHREAD_DEBUG << "replyBuffer.size() 2: " << replycount-loadlength;
gRealLoadSize += loadlength;
}
//usedSpace.release();
#endif
emit publishLiveViewStreamStatus(true);
bufferIsNotEmpty.wakeAll();
//}//replyBuffersize
}
}// replycount
//exit();
}
void LiveViewProducer::stop(){
exit();
}
void LiveViewProducer::setLiveViewRequest(QString liveViewRequest){
_liveViewRequest = liveViewRequest;
}
LiveViewConsumer::LiveViewConsumer(QObject *parent) :
QThread(parent)
{
offset=0;
starttime=0;
endtime=0;
foundstartOffset =0;
arrayiter=0;
foundstart = false;
foundend = false;
jpegSize = 0;//34048;
hjpegSize = 0;
paddingSize =0;
carry = false;
}
void LiveViewConsumer::run(){
LOG_LIVEVIETHREAD_DEBUG << "\n++++++++++++++++++++++++++++++++++++++";
LOG_LIVEVIETHREAD_DEBUG << "LiveViewConsumer run";
while(true){
buildLiveView();
//#if defined(ANDROID) || defined(__ANDROID__) || defined(__ANDROID__)
//msleep(sleepTime);
//#else
//msleep(sleepTime);
//#endif
}
}
void LiveViewConsumer::awakeConsumer(){
if(!isRunning())
start();
}
void LiveViewConsumer::sleepConsumer(){
wait();
}
void LiveViewConsumer::buildLiveView(){
//LOG_LIVEVIETHREAD_DEBUG << "\n++++++++++++++++++++++++++++++++++++++";
//LOG_LIVEVIETHREAD_DEBUG << "buildLiveViewPic";
//LOG_LIVEVIETHREAD_DEBUG<< "offset" << offset << "starttime: " << starttime << "endtime: " << endtime;
QByteArray array;
#ifdef __USE_STANDARD_HEADER
int commonHeaderLength = 1 + 1 + 2 + 4;
int payloadHeaderLength = 4 + 3 + 1 + 4 + 1 + 115;
// Header = 136 Bytes;
commonHeaderLength =commonHeaderLength;
payloadHeaderLength = payloadHeaderLength;
jpegSize = 0;
offset = 0;
mutex.lock();
bufferIsNotEmpty.wait(&mutex);
//#define _USECHAR //! for Testing only
#ifdef _USECHAR
char consumerP[gRealLoadSize];
qint64 loadedBytes = ringBuffer->getData(consumerP,gRealLoadSize);
LOG_MIN_LIVEVIETHREAD_DEBUG << "";
LOG_MIN_LIVEVIETHREAD_DEBUG << "Consumer loadedBytes: " << loadedBytes;
QByteArray tmpArray;
tmpArray.resize(loadedBytes);
tmpArray.setRawData(consumerP,loadedBytes);
if(loadedBytes >0){
inputStream.append(tmpArray,loadedBytes);
}
if(loadedBytes < gRealLoadSize){
char consumerP[gRealLoadSize-loadedBytes];
loadedBytes = ringBuffer->getData(consumerP,gRealLoadSize-loadedBytes);
LOG_LIVEVIETHREAD_DEBUG << "loadedBytes 2: " << loadedBytes;
if(loadedBytes >0){
tmpArray.resize(loadedBytes);
tmpArray.setRawData(consumerP,loadedBytes);
inputStream.append(tmpArray);
}
}
#else
char tmpBuffer[gRealLoadSize];
qint64 loadedBytes = ringBuffer->getData(tmpBuffer,gRealLoadSize);
LOG_MIN_LIVEVIETHREAD_DEBUG << "";
LOG_MIN_LIVEVIETHREAD_DEBUG << "Consumer loadedBytes: " << loadedBytes;
if(loadedBytes >0){
inputStream.append(tmpBuffer,loadedBytes);
}
if(loadedBytes < gRealLoadSize){
char tmpBuffer[gRealLoadSize-loadedBytes];
loadedBytes = ringBuffer->getData(tmpBuffer,gRealLoadSize-loadedBytes);
LOG_LIVEVIETHREAD_DEBUG << "loadedBytes 2: " << loadedBytes;
if(loadedBytes >0){
inputStream.append(tmpBuffer,loadedBytes);
}
}
#endif
LOG_LIVEVIETHREAD_DEBUG << "inputStream.size() 1: " << inputStream.size() << "\n";
if(!inputStream.isNull()){
while (offset < inputStream.length() -15) {
if (inputStream.at(offset) == (char) 0xFF) {
//LOG_LIVEVIETHREAD_DEBUG << "Start byte Found at: " << offset;
switch (inputStream.at(offset+1)) {
case (char) 0x12:
LOG_MIN_LIVEVIETHREAD_DEBUG << "Informati Header at: " << offset+1;
break;
case (char) 0x01:
LOG_MIN_LIVEVIETHREAD_DEBUG << "Start byte Found at: " << offset;
//offset+=8;
break;
case (char) 0x11:
LOG_MIN_LIVEVIETHREAD_DEBUG << "Payload at: " << offset+1;
//offset+=8;
break;
default:
break;
}
if (inputStream.at(offset+8) == (char) 0x24
&& inputStream.at(offset+9) == (char) 0x35
&& inputStream.at(offset+10) == (char) 0x68
&& inputStream.at(offset+11) == (char) 0x79) {
hjpegSize = bytesToInt(inputStream, offset+12, 3);
paddingSize = bytesToInt(inputStream, offset+15, 1);
LOG_MIN_LIVEVIETHREAD_DEBUG << "Payloadheader Found at: " << offset+8;
offset+=8;
offset+=128;
}
}
offset++;
//LOG_LIVEVIETHREAD_DEBUG << "offset: " << offset;
if(hjpegSize > 0 && hjpegSize < (inputStream.size() - offset)//){
&& inputStream.at(offset-1) == (char) 0xff
&& inputStream.at(offset) == (char)0xd8){
LOG_MIN_LIVEVIETHREAD_DEBUG << "hjpegSize: " << hjpegSize;
LOG_MIN_LIVEVIETHREAD_DEBUG << "paddingSize: " << paddingSize;
int arraysize = 0;
array.resize(hjpegSize);
for (; arraysize < hjpegSize; arraysize++,offset++){
array[arraysize] = inputStream.at(offset-1);
/*
if(array[arraysize] == (char)0xd9
&& array[arraysize-1] == (char)0xff){
LOG_MIN_LIVEVIETHREAD_DEBUG << "publishLiveViewBytes: " << arraysize;
offset+= hjpegSize-arraysize-1;
arraysize = hjpegSize;
}*/
}
emit publishLiveViewBytes(array);
inputStream.remove(0,offset-1);
LOG_MIN_LIVEVIETHREAD_DEBUG << "publishLiveViewBytes: " << arraysize;
LOG_MIN_LIVEVIETHREAD_DEBUG << "inputStream.size() : " << inputStream.size();
hjpegSize = 0;
paddingSize = 0;
offset = 0;
}
}//while
}// if not empty
mutex.unlock();
#else
//bool foundstart = false;
//bool foundend = false;
//starttime=0;
//endtime=0;
//foundstartOffset =0;
//LOG_LIVEVIETHREAD_DEBUG << "consumerBufferLen: " << consumerBufferLen;
//LOG_LIVEVIETHREAD_DEBUG << "ringBuffer->Free_Space(): " << ringBuffer->Free_Space();
//LOG_LIVEVIETHREAD_DEBUG << "ringBuffer->Buffered_Bytes(): " <<ringBuffer->Buffered_Bytes();
mutex.lock();
bufferIsNotEmpty.wait(&mutex);
char consumerP[gRealLoadSize];
qint64 loadedBytes = ringBuffer->getData(consumerP,gRealLoadSize);
LOG_LIVEVIETHREAD_DEBUG << "Consumer loadedBytes: " << loadedBytes;
QByteArray tmpArray;
tmpArray.resize(loadedBytes);
tmpArray.setRawData(consumerP,loadedBytes);
if(loadedBytes >0){
inputStream.append(tmpArray,loadedBytes);
}
if(loadedBytes < gRealLoadSize){
char consumerP[gRealLoadSize-loadedBytes];
loadedBytes = ringBuffer->getData(consumerP,gRealLoadSize-loadedBytes);
LOG_LIVEVIETHREAD_DEBUG << "loadedBytes 2: " << loadedBytes;
if(loadedBytes >0){
tmpArray.resize(loadedBytes);
tmpArray.setRawData(consumerP,loadedBytes);
inputStream.append(tmpArray);
}
}
LOG_LIVEVIETHREAD_DEBUG << "inputStream.size() 1: " << inputStream.size() << "\n";
if(!inputStream.isEmpty()){
//LOG_LIVEVIETHREAD_DEBUG << "!inputStream.isEmpty()" << inputStream.size();
//! search in Buffer, perhaps we have more than one image
while (offset < (inputStream.length() -1)) {
//! suche nach Bildanfang ab Stelle offset
while(!foundstart && offset < (inputStream.length() -1) ){
if (inputStream.at(offset) == (char) 0xFF) {
LOG_LIVEVIETHREAD_DEBUG << "Start byte Found at: " << offset;
switch (inputStream.at(offset+1)) {
case (char) 0x12:
LOG_LIVEVIETHREAD_DEBUG << "Information Header at: " << offset+1;
break;
case (char) 0x01:
LOG_LIVEVIETHREAD_DEBUG << "Nothing at: " << offset+1;
break;
case (char) 0x11:
LOG_LIVEVIETHREAD_DEBUG << "Payload at: " << offset+1;
break;
default:
break;
}
if (inputStream.at(offset+8) == (char) 0x24
&& inputStream.at(offset+9) == (char) 0x35
&& inputStream.at(offset+10) == (char) 0x68
&& inputStream.at(offset+11) == (char) 0x79) {
//char calculatejpeg[3];
hjpegSize = bytesToInt(inputStream, offset+12, 3);
paddingSize = bytesToInt(inputStream, offset+15, 1);
LOG_LIVEVIETHREAD_DEBUG << "Payloadheader Found at: " << offset+8;
}
}
// osx: -1,40 Android: 255,216
if(inputStream.at(offset) == (char) 0xff && inputStream.at(offset+1) == (char)0xd8){
starttime = offset;
foundstart = true;
LOG_LIVEVIETHREAD_DEBUG << "start Found at: " << starttime << "\n";
foundstartOffset = offset;
}
offset++;
}//while
LOG_LIVEVIETHREAD_DEBUG << "actual arrayiter: " << arrayiter;
//! suche nach Bildende ab Stelle offset
while(foundstart && !foundend && offset<(inputStream.length()-1)){
// osx: -1,39 Android: 255,217
if(inputStream.at(offset) == (char)0xff && inputStream.at(offset+1) == (char)0xd9){
endtime = offset;
foundend = true;
LOG_LIVEVIETHREAD_DEBUG << "end Found at: " << endtime;
}
array[arrayiter] = inputStream.at(offset-1);
arrayiter++;
offset++;
}//while
/*
for (int i = 0; i< hjpegSize;i++){
array[i] = inputStream.at(foundstartOffset);
foundstartOffset++;
}*/
//! Bild gefunden
if(foundstart && foundend){
if(carry){
jpegSize = endtime-starttime;
}
else
jpegSize = endtime-starttime;
LOG_LIVEVIETHREAD_DEBUG << "Picture Found " <<"\n"
<< "arrayiter: " << arrayiter << "\n"
<< "Starttime: " << starttime << "\n"
<< "endtime: " << endtime << "\n"
<< "offset: " << offset << "\n"
<< "inputStream.size(): " << inputStream.size() << "\n"
<< "jpegSize calculated: " << jpegSize << "\n"
<< "jpegSize from Header: " << hjpegSize << "\n"
<< "paddingSize: " << paddingSize << "\n"
<< "jpegSize full size: " << endtime << "\n"
<< "inputStream.size(): " << inputStream.size() << "\n";
emit publishLiveViewBytes(array);
inputStream.remove(0,endtime);
offset = 0;
arrayiter = 0;
foundend = false;
foundstart = false;
starttime = 0;
endtime = 0;
carry = false;
LOG_LIVEVIETHREAD_DEBUG << "inputStream new size: " << inputStream.size() << "\n";
//LOG_LIVEVIETHREAD_DEBUG << "publishLiveViewBytes";
}
else if (foundstart && !foundend){
carry = true;
//arrayiter = foundstartOffset;
//offset = 0;
LOG_LIVEVIETHREAD_DEBUG << "arrayiter " << arrayiter <<"\n";
}
} // while search in tmp buffer;
}// !inputStream.isEmpty()
mutex.unlock();
#endif
}
void LiveViewConsumer::setInputStream(QNetworkReply *reply ){
static qint64 border=0;
_reply = reply;
qint64 maxlen = _reply->bytesAvailable();
//LOG_LIVEVIETHREAD_DEBUG << "maxlen before: " << maxlen;
char *bytearrayP=0;
bytearrayP = new char[maxlen];
//liveReply->readAll();
_reply->read(bytearrayP,maxlen);
//inputStream = reply->readAll();
//liveReply->open(QIODevice::WriteOnly);
//if(ringBuffer->Buffered_Bytes()<gRingBufferSize)
ringBuffer->addData((void*)bytearrayP,maxlen);
border+=maxlen;
if (border >= gRingBufferSize){
//LOG_LIVEVIETHREAD_DEBUG << "maxlen after: " << maxlen;
//if(ringBuffer->Free_Space() < maxlen){
if(!isRunning()){
this->start();
}
}
delete[] bytearrayP;
}