| /********** |
| 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. |
| // RTP sink for AC3 audio |
| // C++ header |
| |
| #ifndef _AC3_AUDIO_RTP_SINK_HH |
| #define _AC3_AUDIO_RTP_SINK_HH |
| |
| #ifndef _AUDIO_RTP_SINK_HH |
| #include "AudioRTPSink.hh" |
| #endif |
| |
| class AC3AudioRTPSink: public AudioRTPSink { |
| public: |
| static AC3AudioRTPSink* createNew(UsageEnvironment& env, |
| Groupsock* RTPgs, |
| u_int8_t rtpPayloadFormat, |
| u_int32_t rtpTimestampFrequency); |
| |
| protected: |
| AC3AudioRTPSink(UsageEnvironment& env, Groupsock* RTPgs, |
| u_int8_t rtpPayloadFormat, |
| u_int32_t rtpTimestampFrequency); |
| // called only by createNew() |
| |
| virtual ~AC3AudioRTPSink(); |
| |
| private: // redefined virtual functions: |
| virtual Boolean frameCanAppearAfterPacketStart(unsigned char const* frameStart, |
| unsigned numBytesInFrame) const; |
| virtual void doSpecialFrameHandling(unsigned fragmentationOffset, |
| unsigned char* frameStart, |
| unsigned numBytesInFrame, |
| struct timeval framePresentationTime, |
| unsigned numRemainingBytes); |
| virtual unsigned specialHeaderSize() const; |
| |
| private: |
| unsigned char fTotNumFragmentsUsed; // used only if a frame gets fragmented across multiple packets |
| }; |
| |
| #endif |