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| | | /********** |
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| | | This library is free software; you can redistribute it and/or modify it under |
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| | | the terms of the GNU Lesser General Public License as published by the |
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| | | Free Software Foundation; either version 3 of the License, or (at your |
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| | | option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.) |
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| | | |
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| | | This library is distributed in the hope that it will be useful, but WITHOUT |
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| | | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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| | | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for |
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| | | more details. |
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| | | |
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| | | You should have received a copy of the GNU Lesser General Public License |
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| | | along with this library; if not, write to the Free Software Foundation, Inc., |
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| | | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| | | **********/ |
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| | | // "liveMedia" |
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| | | // Copyright (c) 1996-2017 Live Networks, Inc. All rights reserved. |
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| | | // H.263+ Video RTP Sources |
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| | | // C++ header |
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| | | |
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| | | #ifndef _H263_PLUS_VIDEO_RTP_SOURCE_HH |
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| | | #define _H263_PLUS_VIDEO_RTP_SOURCE_HH |
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| | | |
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| | | #ifndef _MULTI_FRAMED_RTP_SOURCE_HH |
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| | | #include "MultiFramedRTPSource.hh" |
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| | | #endif |
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| | | |
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| | | #define SPECIAL_HEADER_BUFFER_SIZE 1000 |
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| | | |
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| | | class H263plusVideoRTPSource: public MultiFramedRTPSource { |
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| | | public: |
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| | | static H263plusVideoRTPSource* |
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| | | createNew(UsageEnvironment& env, Groupsock* RTPgs, |
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| | | unsigned char rtpPayloadFormat, |
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| | | unsigned rtpTimestampFrequency = 90000); |
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| | | |
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| | | // A data structure that stores copies of the special header bytes |
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| | | // from the most recent frame's RTP packets: |
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| | | unsigned char fNumSpecialHeaders; |
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| | | unsigned fSpecialHeaderBytesLength; |
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| | | unsigned char fSpecialHeaderBytes[SPECIAL_HEADER_BUFFER_SIZE]; |
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| | | unsigned fPacketSizes[256]; |
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| | | |
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| | | protected: |
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| | | virtual ~H263plusVideoRTPSource(); |
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| | | |
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| | | private: |
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| | | H263plusVideoRTPSource(UsageEnvironment& env, Groupsock* RTPgs, |
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| | | unsigned char rtpPayloadFormat, |
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| | | unsigned rtpTimestampFrequency); |
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| | | // called only by createNew() |
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| | | |
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| | | private: |
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| | | // redefined virtual functions: |
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| | | virtual Boolean processSpecialHeader(BufferedPacket* packet, |
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| | | unsigned& resultSpecialHeaderSize); |
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| | | virtual char const* MIMEtype() const; |
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| | | }; |
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| | | |
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| | | #endif |
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