From 29179252e3e9619738f36d3ddc37c88073870388 Mon Sep 17 00:00:00 2001
From: houxiao <houxiao@454eff88-639b-444f-9e54-f578c98de674>
Date: 星期二, 21 三月 2017 10:11:00 +0800
Subject: [PATCH]
---
VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/MatroskaFileServerDemux.hh | 84 ++++++++++++++++++++++++++++++++++++++++++
1 files changed, 84 insertions(+), 0 deletions(-)
diff --git a/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/MatroskaFileServerDemux.hh b/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/MatroskaFileServerDemux.hh
new file mode 100644
index 0000000..dec83c2
--- /dev/null
+++ b/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/MatroskaFileServerDemux.hh
@@ -0,0 +1,84 @@
+/**********
+This library is free software; you can redistribute it and/or modify it under
+the terms of the GNU Lesser General Public License as published by the
+Free Software Foundation; either version 3 of the License, or (at your
+option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
+
+This library is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
+more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this library; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+**********/
+// "liveMedia"
+// Copyright (c) 1996-2017 Live Networks, Inc. All rights reserved.
+// A server demultiplexor for a Matroska file
+// C++ header
+
+#ifndef _MATROSKA_FILE_SERVER_DEMUX_HH
+#define _MATROSKA_FILE_SERVER_DEMUX_HH
+
+#ifndef _SERVER_MEDIA_SESSION_HH
+#include "ServerMediaSession.hh"
+#endif
+
+#ifndef _MATROSKA_FILE_HH
+#include "MatroskaFile.hh"
+#endif
+
+class MatroskaFileServerDemux: public Medium {
+public:
+ typedef void (onCreationFunc)(MatroskaFileServerDemux* newDemux, void* clientData);
+ static void createNew(UsageEnvironment& env, char const* fileName,
+ onCreationFunc* onCreation, void* onCreationClientData,
+ char const* preferredLanguage = "eng");
+ // Note: Unlike most "createNew()" functions, this one doesn't return a new object immediately. Instead, because this class
+ // requires file reading (to parse the Matroska 'Track' headers) before a new object can be initialized, the creation of a new
+ // object is signalled by calling - from the event loop - an 'onCreationFunc' that is passed as a parameter to "createNew()".
+
+ ServerMediaSubsession* newServerMediaSubsession();
+ ServerMediaSubsession* newServerMediaSubsession(unsigned& resultTrackNumber);
+ // Returns a new "ServerMediaSubsession" object that represents the next preferred media track
+ // (video, audio, subtitle - in that order) from the file. (Preferred media tracks are based on the file's language preference.)
+ // This function returns NULL when no more media tracks exist.
+
+ ServerMediaSubsession* newServerMediaSubsessionByTrackNumber(unsigned trackNumber);
+ // As above, but creates a new "ServerMediaSubsession" object for a specific track number within the Matroska file.
+ // (You should not call this function more than once with the same track number.)
+
+ // The following public: member functions are called only by the "ServerMediaSubsession" objects:
+
+ MatroskaFile* ourMatroskaFile() { return fOurMatroskaFile; }
+ char const* fileName() const { return fFileName; }
+ float fileDuration() const { return fOurMatroskaFile->fileDuration(); }
+
+ FramedSource* newDemuxedTrack(unsigned clientSessionId, unsigned trackNumber);
+ // Used by the "ServerMediaSubsession" objects to implement their "createNewStreamSource()" virtual function.
+
+private:
+ MatroskaFileServerDemux(UsageEnvironment& env, char const* fileName,
+ onCreationFunc* onCreation, void* onCreationClientData,
+ char const* preferredLanguage);
+ // called only by createNew()
+ virtual ~MatroskaFileServerDemux();
+
+ static void onMatroskaFileCreation(MatroskaFile* newFile, void* clientData);
+ void onMatroskaFileCreation(MatroskaFile* newFile);
+private:
+ char const* fFileName;
+ onCreationFunc* fOnCreation;
+ void* fOnCreationClientData;
+ MatroskaFile* fOurMatroskaFile;
+
+ // Used to implement "newServerMediaSubsession()":
+ u_int8_t fNextTrackTypeToCheck;
+
+ // Used to set up demuxing, to implement "newDemuxedTrack()":
+ unsigned fLastClientSessionId;
+ MatroskaDemux* fLastCreatedDemux;
+};
+
+#endif
--
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