bool seek(size_t v, int origin) { if (origin == SEEK_CUR) stream.seekp(v, std::ios_base::cur); else if (origin == SEEK_END) stream.seekp(v, std::ios_base::end); else stream.seekp(v, std::ios_base::beg); return !stream.fail(); }
Variant ClientBase::sendBuffer(char type, RequestID requestID, std::ostringstream &stream) { unsigned int size = (unsigned int)stream.tellp(); size -= sizeof(size); stream.seekp(0); stream.write((const char*)&size, sizeof(size)); RequestData rd; rd.type = MessageType(type); rd.id = requestID; rd.data = stream.str(); if(asyncMode()) { rd.writeCompletePtr.reset(new FutureResult); bool empty = m_messageQueue.empty(); m_messageQueue.push(rd); if(empty) { writeData(m_messageQueue.front().data); } return rd.writeCompletePtr; } else { writeData(rd.data); } return Variant(); }
std::string expand(Range const& key) { thread_local std::ostringstream oss; oss.str().clear(); oss.clear(); oss.seekp(0); oss << " (subst_for_" << key.to_string() << ':' << (rand()%42) << ") "; return oss.str(); }
ostream & Journal(entier level) { if (level <= journal_level) { cerr << "[" << level << "] "; return cerr; } else { junk_journal.seekp(0); return junk_journal; } }
std::string to_binary(std::ostringstream &out, const T &t) { out.clear(); out.seekp(0); bf::fold(t, 0, app_item(out)); // because out.str() gives us the contents of the string buffer, // not the contents written since clear() was called, we need to // chop off any remaining garbage at the end. std::string rv = out.str(); rv.resize(out.tellp()); return rv; }
u64 write_playlist_segment(u64 seg_num, u64 timeref){ tmp = vidListStream.str(); vidListStream.seekp(0); vidListStream << "\n\t\t{ \n\t\t\"Open_segment_time\":" << "\"" << timeref << "\","; vidListStream << "\n\t\t\"Video_Segment\": \"seg_" << seg_num << "_gpac.m4s\",\n\t\t\"Skel_Segments\":"; // vidListStream << "[" << skelListStream.str() << "],\n\t\t"; // vidListStream << "\"Slides\": [" << imListStream.str() << "]\n"; if (seg_num == 1){ vidListStream << "\t\t}\n"; } else{ vidListStream << "\t\t},\n"; } vidListStream << tmp; finalStream << "{\"Playlist\":\n\t[" << vidListStream.str(); vidPlaylist.open("x64/Debug/out/playlist.json"); vidPlaylist << finalStream.str(); vidPlaylist.close(); finalStream.str(""); // imListStream.str(""); // skelListStream.str(""); playlistStream << "http://" << ipAddr << ":8080/x64/Debug/out/seg_" << seg_num << "_gpac.m4s\n"; playlistFile.open("x64/Debug/out/playlist.m3u8"); if (playlistFile.is_open()){ playlistFile << playlistStream.str(); } playlistFile.close(); seg_num++; return seg_num; }
void cleanup() { featureVector.clear(); os.clear(); os.seekp(0); // reset string stream os.str(""); }
void close() { stream.seekp(0, std::ios_base::end); std::string v = stream.str(); SteamRemoteStorage()->FileWrite(filename.c_str(), &v[0], v.size()); }