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RawVideoRTPSource.hh
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2 This library is free software; you can redistribute it and/or modify it under
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9 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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11 
12 You should have received a copy of the GNU Lesser General Public License
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14 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15 **********/
16 // "liveMedia"
17 // Copyright (c) 1996-2021 Live Networks, Inc. All rights reserved.
18 // Raw Video RTP Sources (RFC 4175)
19 // C++ header
20 
21 #ifndef _RAW_VIDEO_RTP_SOURCE_HH
22 #define _RAW_VIDEO_RTP_SOURCE_HH
23 
24 #ifndef _MULTI_FRAMED_RTP_SOURCE_HH
25 #include "MultiFramedRTPSource.hh"
26 #endif
27 
29 public:
31  unsigned char rtpPayloadFormat,
32  unsigned rtpTimestampFrequency);
33 
34  u_int16_t currentLineNumber() const; // of the most recently-read/processed scan line
35  u_int8_t currentLineFieldId() const; // of the most recently-read/processed scan line (0 or 1)
36  u_int16_t currentOffsetWithinLine() const; // of the most recently-read/processed scan line
37 
38 protected:
40  unsigned char rtpPayloadFormat,
41  unsigned rtpTimestampFrequency = 90000);
42  // called only by createNew()
43 
44  virtual ~RawVideoRTPSource();
45 
46 protected:
47  // redefined virtual functions:
49  unsigned& resultSpecialHeaderSize);
50  virtual char const* MIMEtype() const;
51 
52 private:
53  unsigned fNumLines; // in the most recently read packet
54  unsigned fNextLine; // index of the next AU Header to read
55  struct LineHeader* fLineHeaders;
56 
57  friend class RawVideoBufferedPacket;
58 };
59 
60 #endif
unsigned char Boolean
Definition: Boolean.hh:25
Groupsock * RTPgs() const
Definition: RTPSource.hh:47
unsigned char rtpPayloadFormat() const
Definition: RTPSource.hh:43
static RawVideoRTPSource * createNew(UsageEnvironment &env, Groupsock *RTPgs, unsigned char rtpPayloadFormat, unsigned rtpTimestampFrequency)
struct LineHeader * fLineHeaders
u_int16_t currentLineNumber() const
friend class RawVideoBufferedPacket
u_int8_t currentLineFieldId() const
RawVideoRTPSource(UsageEnvironment &env, Groupsock *RTPgs, unsigned char rtpPayloadFormat, unsigned rtpTimestampFrequency=90000)
u_int16_t currentOffsetWithinLine() const
virtual char const * MIMEtype() const
virtual ~RawVideoRTPSource()
virtual Boolean processSpecialHeader(BufferedPacket *packet, unsigned &resultSpecialHeaderSize)
void * packet