SampleMap::iterator SampleMap::findSyncSampleAfterPresentationTime(const MediaTime& time, const MediaTime& threshold)
{
iterator currentSamplePTS = findSampleAfterPresentationTime(time);
if (currentSamplePTS == presentationEnd())
return decodeEnd();
iterator currentSampleDTS = findSampleWithDecodeTime(currentSamplePTS->second->decodeTime());
MediaTime upperBound = time + threshold;
iterator foundSample = std::find_if(currentSampleDTS, decodeEnd(), SampleIsRandomAccess());
if (foundSample == decodeEnd())
return decodeEnd();
if (foundSample->second->presentationTime() > upperBound)
return decodeEnd();
return foundSample;
}
DecodeOrderSampleMap::iterator DecodeOrderSampleMap::findSyncSampleAfterPresentationTime(const MediaTime& time, const MediaTime& threshold)
{
PresentationOrderSampleMap::iterator currentSamplePTS = m_presentationOrder.findSampleOnOrAfterPresentationTime(time);
if (currentSamplePTS == m_presentationOrder.end())
return end();
const RefPtr<MediaSample>& sample = currentSamplePTS->second;
iterator currentSampleDTS = findSampleWithDecodeKey(KeyType(sample->decodeTime(), sample->presentationTime()));
MediaTime upperBound = time + threshold;
iterator foundSample = std::find_if(currentSampleDTS, end(), SampleIsRandomAccess());
if (foundSample == end())
return end();
if (foundSample->second->presentationTime() > upperBound)
return end();
return foundSample;
}
DecodeOrderSampleMap::iterator DecodeOrderSampleMap::findSyncSampleAfterDecodeIterator(iterator currentSampleDTS)
{
if (currentSampleDTS == end())
return end();
return std::find_if(++currentSampleDTS, end(), SampleIsRandomAccess());
}
DecodeOrderSampleMap::reverse_iterator DecodeOrderSampleMap::findSyncSamplePriorToDecodeIterator(reverse_iterator iterator)
{
return std::find_if(iterator, rend(), SampleIsRandomAccess());
}
SampleMap::iterator SampleMap::findSyncSampleAfterDecodeIterator(iterator currentSampleDTS)
{
return std::find_if(currentSampleDTS, decodeEnd(), SampleIsRandomAccess());
}
