533     std::unordered_set<audio_format_t> formatSet;  in getHwOffloadEncodingFormatsSupportedForA2DP()  local
543         formatSet.insert(device->encodedFormats().begin(), device->encodedFormats().end());  in getHwOffloadEncodingFormatsSupportedForA2DP()
545     formats->assign(formatSet.begin(), formatSet.end());  in getHwOffloadEncodingFormatsSupportedForA2DP()
6766     std::unordered_set<audio_format_t> formatSet;  in modifySurroundFormats()  local
6772                 formatSet.insert(*formatIter);  in modifySurroundFormats()
6776         formatSet.insert(formatsPtr->begin(), formatsPtr->end());  in modifySurroundFormats()
6781         formatSet.insert(mManualSurroundFormats.begin(), mManualSurroundFormats.end());  in modifySurroundFormats()
6784             formatSet.insert(AUDIO_FORMAT_IEC61937);  in modifySurroundFormats()
6788             formatSet.insert(allSurround.begin(), allSurround.end());  in modifySurroundFormats()
6790         formatSet.insert(enforcedSurround.begin(), enforcedSurround.end());  in modifySurroundFormats()
6792     for (const auto& format : formatSet) {  in modifySurroundFormats()