1/**********
2This library is free software; you can redistribute it and/or modify it under
3the terms of the GNU Lesser General Public License as published by the
4Free Software Foundation; either version 3 of the License, or (at your
5option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
6
7This library is distributed in the hope that it will be useful, but WITHOUT
8ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
9FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
10more details.
11
12You should have received a copy of the GNU Lesser General Public License
13along with this library; if not, write to the Free Software Foundation, Inc.,
1451 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15**********/
16// "liveMedia"
17// Copyright (c) 1996-2020 Live Networks, Inc. All rights reserved.
18// A simplified version of "H264or5VideoStreamFramer" that takes only complete,
19// discrete frames (rather than an arbitrary byte stream) as input.
20// This avoids the parsing and data copying overhead of the full
21// "H264or5VideoStreamFramer".
22// C++ header
23
24#ifndef _H264_OR_5_VIDEO_STREAM_DISCRETE_FRAMER_HH
25#define _H264_OR_5_VIDEO_STREAM_DISCRETE_FRAMER_HH
26
27#ifndef _H264_OR_5_VIDEO_STREAM_FRAMER_HH
28#include "H264or5VideoStreamFramer.hh"
29#endif
30
31class H264or5VideoStreamDiscreteFramer: public H264or5VideoStreamFramer {
32protected:
33 H264or5VideoStreamDiscreteFramer(int hNumber, UsageEnvironment& env, FramedSource* inputSource,
34 Boolean includeStartCodeInOutput,
35 Boolean insertAccessUnitDelimiters);
36 // we're an abstract base class
37 virtual ~H264or5VideoStreamDiscreteFramer();
38
39protected:
40 // redefined virtual functions:
41 virtual void doGetNextFrame();
42
43protected:
44 static void afterGettingFrame(void* clientData, unsigned frameSize,
45 unsigned numTruncatedBytes,
46 struct timeval presentationTime,
47 unsigned durationInMicroseconds);
48 void afterGettingFrame1(unsigned frameSize,
49 unsigned numTruncatedBytes,
50 struct timeval presentationTime,
51 unsigned durationInMicroseconds);
52
53 virtual Boolean nalUnitEndsAccessUnit(u_int8_t nal_unit_type);
54};
55
56#endif
57