#include "ChannelImage.h"
#include <QDateTime>

ChannelImage::ChannelImage(QObject *parent) : Channel(parent)
{
 inputImage=Link::create("InputImage");
 video=inputImage;
 encV=Link::create("EncodeV");
 encV2=Link::create("EncodeV");
 encA=Link::create("EncodeA");
 audio=NULL;
 index=-1;
}

void ChannelImage::init(QVariantMap)
{
 inputImage->linkV(overlay)->linkV(encV);
 overlay->linkV(encV2);
 gain->linkA(encA);
 connect(&timer,SIGNAL(timeout()),this,SLOT(onTimeout()));
 Channel::init();
}

void ChannelImage::updateConfig(QVariantMap cfg)
{
 QVariantList list=cfg["image"].toList();
 playList.clear();
 for(int i=0;i<list.count();i++)
 {
 playList.append(list[i].toMap());
 }

 if(cfg["enable"].toBool())
 {
 if(list.count()>0 && index==-1)
 playNext();

 if(cfg["encv"].toMap()["codec"].toString()!="close")
 {
 QVariantMap encvMap = cfg["encv"].toMap();
 encV->start(encvMap);
 }
 else
 encV->stop();

 if(cfg["enable2"].toBool() && cfg["encv2"].toMap()["codec"].toString()!="close")
 {
 QVariantMap encv2Map = cfg["encv2"].toMap();
 encV2->start(encv2Map);
 }
 else
 encV2->stop();

 if(cfg["enca"].toMap()["codec"].toString()!="close")
 encA->start(cfg["enca"].toMap());
 else
 encA->stop();
 }
 else
 {
 index=-1;
 inputImage->stop();
 encV->stop();
 encV2->stop();
 encA->stop();
 timer.stop();
 }
 Channel::updateConfig(cfg);
}

QVariantMap ChannelImage::getPosition()
{
 QVariantMap ret;
 ret["file"]=file;
 ret["position"]=curPlayCount;
 return ret;
}

bool ChannelImage::play(int index)
{
 this->index =index-1;
 playNext();
 return true;
}

void ChannelImage::playNext()
{
 index=(index+1)%playList.count();
 QVariantMap dd;
 file=playList[index].toMap()["path"].toString();
 dd["path"]=fullPath(file);
 dd["framerate"]=30;
 qDebug()<<"Play"<< dd["path"].toString();
 inputImage->start(dd);
 curPlayCount = 0;
 if(!timer.isActive())
 timer.start(1000);
}

QString ChannelImage::fullPath(QString path)
{
 return "/root/usb/"+path;
}

void ChannelImage::onTimeout()
{
 if(index >= playList.count())
 return;

 int duration = playList[index].toMap()["duration"].toInt();
 if(curPlayCount == duration)
 playNext();
 curPlayCount++;
}