1 | /********** |
2 | This library is free software; you can redistribute it and/or modify it under |
3 | the terms of the GNU Lesser General Public License as published by the |
4 | Free Software Foundation; either version 3 of the License, or (at your |
5 | option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.) |
6 | |
7 | This library is distributed in the hope that it will be useful, but WITHOUT |
8 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
9 | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for |
10 | more details. |
11 | |
12 | You should have received a copy of the GNU Lesser General Public License |
13 | along with this library; if not, write to the Free Software Foundation, Inc., |
14 | 51 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 filter for converting a stream of MPEG PES packets to a MPEG-2 Transport Stream |
19 | // C++ header |
20 | |
21 | #ifndef _MPEG2_TRANSPORT_STREAM_FROM_PES_SOURCE_HH |
22 | #define _MPEG2_TRANSPORT_STREAM_FROM_PES_SOURCE_HH |
23 | |
24 | #ifndef _MPEG2_TRANSPORT_STREAM_MULTIPLEXOR_HH |
25 | #include "MPEG2TransportStreamMultiplexor.hh" |
26 | #endif |
27 | #ifndef _MPEG_1OR2_DEMUXED_ELEMENTARY_STREAM_HH |
28 | #include "MPEG1or2DemuxedElementaryStream.hh" |
29 | #endif |
30 | |
31 | class MPEG2TransportStreamFromPESSource: public MPEG2TransportStreamMultiplexor { |
32 | public: |
33 | static MPEG2TransportStreamFromPESSource* |
34 | createNew(UsageEnvironment& env, MPEG1or2DemuxedElementaryStream* inputSource); |
35 | |
36 | protected: |
37 | MPEG2TransportStreamFromPESSource(UsageEnvironment& env, |
38 | MPEG1or2DemuxedElementaryStream* inputSource); |
39 | // called only by createNew() |
40 | virtual ~MPEG2TransportStreamFromPESSource(); |
41 | |
42 | private: |
43 | // Redefined virtual functions: |
44 | virtual void doStopGettingFrames(); |
45 | virtual void awaitNewBuffer(unsigned char* oldBuffer); |
46 | |
47 | private: |
48 | static void afterGettingFrame(void* clientData, unsigned frameSize, |
49 | unsigned numTruncatedBytes, |
50 | struct timeval presentationTime, |
51 | unsigned durationInMicroseconds); |
52 | void afterGettingFrame1(unsigned frameSize, |
53 | unsigned numTruncatedBytes, |
54 | struct timeval presentationTime, |
55 | unsigned durationInMicroseconds); |
56 | |
57 | private: |
58 | MPEG1or2DemuxedElementaryStream* fInputSource; |
59 | unsigned char* fInputBuffer; |
60 | }; |
61 | |
62 | #endif |
63 | |