bool DecodeBitstreamCommand::execute( GitlCommandParameter& rcInputArg, GitlCommandParameter& rcOutputArg )
{
ModelLocator* pModel = ModelLocator::getInstance();
/// *****STEP 0 : Request*****
QVariant vValue;
vValue = rcInputArg.getParameter("filename");
QString strFilename = vValue.toString();
vValue = rcInputArg.getParameter("version");
int iVersion = vValue.toInt();
vValue = rcInputArg.getParameter("skip_decode");
bool bSkipDecode = vValue.toBool();
QString strDecoderPath = "./decoders";
QString strDecoderOutputPath = pModel->getPreferences().getCacheFolder();
int iSequenceIndex = pModel->getSequenceManager().getAllSequences().size();
strDecoderOutputPath += QString("/%1").arg(iSequenceIndex);
/// show busy dialog
GitlUpdateUIEvt evt;
evt.setParameter("busy_dialog_visible", true);
evt.dispatch();
/// hide busy dialog when scope exit
SCOPE_EXIT(GitlUpdateUIEvt evt;
evt.setParameter("busy_dialog_visible", false);
evt.dispatch();
);
bool SwitchSequenceCommand::execute( GitlCommandParameter& rcInputArg, GitlCommandParameter& rcOutputArg )
{
bool bIs16Bit = false;
if(rcInputArg.hasParameter("is_16_bit"))
{
bIs16Bit = rcInputArg.getParameter("is_16_bit").toBool();
}
QString strYUVFilename = "decoder_yuv.yuv";
if(rcInputArg.hasParameter("YUV_filename"))
strYUVFilename = rcInputArg.getParameter("YUV_filename").toString();
ComSequence* pcSequence = (ComSequence*)(rcInputArg.getParameter("sequence").value<void*>());
ModelLocator* pModel = ModelLocator::getInstance();
pModel->getSequenceManager().setCurrentSequence(pcSequence);
//
int iWidth = pcSequence->getWidth();
int iHeight = pcSequence->getHeight();
pModel->getFrameBuffer().openYUVFile(pcSequence->getDecodingFolder()+"/"+strYUVFilename, iWidth, iHeight, bIs16Bit);
int iPoc = pModel->getFrameBuffer().getPoc();
int iMaxPoc = pModel->getSequenceManager().getCurrentSequence().getTotalFrames()-1;
int iMinPoc = 0;
iPoc = VALUE_CLIP(iMinPoc, iMaxPoc, iPoc);
QPixmap* pcFramePixmap = pModel->getFrameBuffer().getFrame(iPoc); ///< Read Frame Buffer
/// re-load & re-init filters
pModel->getDrawEngine().getFilterLoader().reinitAllFilters();
pcFramePixmap = pModel->getDrawEngine().drawFrame(&(pModel->getSequenceManager().getCurrentSequence()), iPoc, pcFramePixmap); ///< Draw Frame Buffer
///notify
rcOutputArg.setParameter("picture", QVariant::fromValue((void*)(pcFramePixmap)));
rcOutputArg.setParameter("current_frame_poc", iPoc);
rcOutputArg.setParameter("total_frame_num", pModel->getSequenceManager().getCurrentSequence().getTotalFrames());
QVector<ComSequence*>* ppcSequences = &(pModel->getSequenceManager().getAllSequences());
rcOutputArg.setParameter("sequences",QVariant::fromValue((void*)ppcSequences));
rcOutputArg.setParameter("current_sequence",QVariant::fromValue((void*)pcSequence));
return true;
}
bool CloseBitstreamCommand::execute( GitlCommandParameter &rcInputArg, GitlCommandParameter &rcOutputArg )
{
QString strSequencePath = rcInputArg.getParameter("sequence_path").toString();
ModelLocator* pModel = ModelLocator::getInstance();
SequenceManager& rcSequenceManager = pModel->getSequenceManager();
ComSequence* pcSequence = rcSequenceManager.getSequenceByFilename(strSequencePath);
if( rcSequenceManager.getAllSequences().size() > 1 && /// TODO do not allow close if there is only one sequence
rcSequenceManager.delSequence(pcSequence) )
{
ComSequence* pcLatestSequence = rcSequenceManager.getAllSequences().back();
GitlIvkCmdEvt cSwitchSeq("switch_sequence");
cSwitchSeq.setParameter("sequence", QVariant::fromValue((void*)pcLatestSequence));
cSwitchSeq.dispatch();
return true;
}
else
{
qDebug() << "Cannot close the last bitstream...";
}
return false;
}
bool PrevFrameCommand::execute( GitlCommandParameter& rcInputArg, GitlCommandParameter& rcOutputArg )
{
ModelLocator* pModel = ModelLocator::getInstance();
ComSequence *pcCurSeq = pModel->getSequenceManager().getCurrentSequence();
if(pcCurSeq == NULL)
return false;
int iCurBufPoc = pModel->getFrameBuffer().getFrameCount();
int iPredPoc = iCurBufPoc - 1;
if( iPredPoc < 0)
return false;
QPixmap* pcFramePixmap = pModel->getFrameBuffer().getFrame(iPredPoc); ///< Read Frame Buffer
pcFramePixmap = pModel->getDrawEngine().drawFrame(pcCurSeq, iPredPoc, pcFramePixmap); ///< Draw Frame Buffer
///
rcOutputArg.setParameter("picture", QVariant::fromValue((void*)(pcFramePixmap)));
rcOutputArg.setParameter("current_frame_poc", iPredPoc);
rcOutputArg.setParameter("total_frame_num", pcCurSeq->getTotalFrames());
return true;
}