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// An abstract parser for MPEG video streams
19// Implementation
20
21#include "MPEGVideoStreamParser.hh"
22
23MPEGVideoStreamParser
24::MPEGVideoStreamParser(MPEGVideoStreamFramer* usingSource,
25 FramedSource* inputSource)
26 : StreamParser(inputSource, FramedSource::handleClosure, usingSource,
27 &MPEGVideoStreamFramer::continueReadProcessing, usingSource),
28 fUsingSource(usingSource) {
29}
30
31MPEGVideoStreamParser::~MPEGVideoStreamParser() {
32}
33
34void MPEGVideoStreamParser::restoreSavedParserState() {
35 StreamParser::restoreSavedParserState();
36 fTo = fSavedTo;
37 fNumTruncatedBytes = fSavedNumTruncatedBytes;
38}
39
40void MPEGVideoStreamParser::registerReadInterest(unsigned char* to,
41 unsigned maxSize) {
42 fStartOfFrame = fTo = fSavedTo = to;
43 fLimit = to + maxSize;
44 fNumTruncatedBytes = fSavedNumTruncatedBytes = 0;
45}
46