【live555】一些类的构造函数的参数

来源：互联网发布：微屏软件科技有限公司编辑：程序博客网时间：2024/06/07 12:08

Boolean
ServerMediaSession::addSubsession(ServerMediaSubsession* subsession) {

class OnDemandServerMediaSubsession: public ServerMediaSubsession {
protected: // we're a virtual base class
OnDemandServerMediaSubsession(UsageEnvironment& env, Boolean reuseFirstSource,
portNumBits initialPortNum = 6970);

OnDemandServerMediaSubsession
::OnDemandServerMediaSubsession(UsageEnvironment& env,
Boolean reuseFirstSource,
portNumBits initialPortNum)
: ServerMediaSubsession(env),
fSDPLines(NULL), fReuseFirstSource(reuseFirstSource), fInitialPortNum(initialPortNum), fLastStreamToken(NULL) {
fDestinationsHashTable = HashTable::create(ONE_WORD_HASH_KEYS);
gethostname(fCNAME, sizeof fCNAME);
fCNAME[sizeof fCNAME-1] = '\0'; // just in case
}

class H264VideoStreamFramer: public MPEGVideoStreamFramer {
public:
static H264VideoStreamFramer* createNew(UsageEnvironment& env, FramedSource*inputSource,
Boolean includeStartCodeInOutput = False);

H264VideoStreamFramer* H264VideoStreamFramer
::createNew(UsageEnvironment& env, FramedSource* inputSource, Boolean includeStartCodeInOutput) {
return new H264VideoStreamFramer(env, inputSource, True, includeStartCodeInOutput);
}

H264VideoStreamFramer
::H264VideoStreamFramer(UsageEnvironment& env, FramedSource* inputSource, Boolean createParser, Boolean includeStartCodeInOutput)
: MPEGVideoStreamFramer(env, inputSource),
fLastSeenSPS(NULL), fLastSeenSPSSize(0), fLastSeenPPS(NULL), fLastSeenPPSSize(0) {
fParser = createParser
? new H264VideoStreamParser(this,inputSource, includeStartCodeInOutput)
: NULL;
fNextPresentationTime = fPresentationTimeBase;
fFrameRate = 25.0; // We assume a frame rate of 25 fps, unless we learn otherwise (from parsing a Sequence Parameter Set NAL unit)
}

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