| /********** |
| This library is free software; you can redistribute it and/or modify it under |
| the terms of the GNU Lesser General Public License as published by the |
| Free Software Foundation; either version 3 of the License, or (at your |
| option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.) |
| |
| This library is distributed in the hope that it will be useful, but WITHOUT |
| ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for |
| more details. |
| |
| You should have received a copy of the GNU Lesser General Public License |
| along with this library; if not, write to the Free Software Foundation, Inc., |
| 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| **********/ |
| // "liveMedia" |
| // Copyright (c) 1996-2020 Live Networks, Inc. All rights reserved. |
| // A RTP source for a simple RTP payload format that |
| // - doesn't have any special headers following the RTP header |
| // (if necessary, the "offset" parameter can be used to specify a |
| // special header that we just skip over) |
| // - doesn't have any special framing apart from the packet data itself |
| // C++ header |
| |
| #ifndef _SIMPLE_RTP_SOURCE_HH |
| #define _SIMPLE_RTP_SOURCE_HH |
| |
| #ifndef _MULTI_FRAMED_RTP_SOURCE_HH |
| #include "MultiFramedRTPSource.hh" |
| #endif |
| |
| class SimpleRTPSource: public MultiFramedRTPSource { |
| public: |
| static SimpleRTPSource* createNew(UsageEnvironment& env, Groupsock* RTPgs, |
| unsigned char rtpPayloadFormat, |
| unsigned rtpTimestampFrequency, |
| char const* mimeTypeString, |
| unsigned offset = 0, |
| Boolean doNormalMBitRule = True); |
| // "doNormalMBitRule" means: If the medium is not audio, use the RTP "M" |
| // bit on each incoming packet to indicate the last (or only) fragment |
| // of a frame. Otherwise (i.e., if "doNormalMBitRule" is False, or the medium is "audio"), the "M" bit is ignored. |
| |
| protected: |
| SimpleRTPSource(UsageEnvironment& env, Groupsock* RTPgs, |
| unsigned char rtpPayloadFormat, |
| unsigned rtpTimestampFrequency, |
| char const* mimeTypeString, unsigned offset, |
| Boolean doNormalMBitRule); |
| // called only by createNew(), or by subclass constructors |
| virtual ~SimpleRTPSource(); |
| |
| protected: |
| // redefined virtual functions: |
| virtual Boolean processSpecialHeader(BufferedPacket* packet, |
| unsigned& resultSpecialHeaderSize); |
| virtual char const* MIMEtype() const; |
| |
| private: |
| char const* fMIMEtypeString; |
| unsigned fOffset; |
| Boolean fUseMBitForFrameEnd; |
| }; |
| |
| #endif |