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/OggFileSink.hh | 79 +++++++++++++++++++++++++++++++++++++++
1 files changed, 79 insertions(+), 0 deletions(-)
diff --git a/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/OggFileSink.hh b/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/OggFileSink.hh
new file mode 100644
index 0000000..4357cb2
--- /dev/null
+++ b/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/OggFileSink.hh
@@ -0,0 +1,79 @@
+/**********
+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.
+// 'Ogg' File Sink (recording a single media track only)
+// C++ header
+
+#ifndef _OGG_FILE_SINK_HH
+#define _OGG_FILE_SINK_HH
+
+#ifndef _FILE_SINK_HH
+#include "FileSink.hh"
+#endif
+
+class OggFileSink: public FileSink {
+public:
+ static OggFileSink* createNew(UsageEnvironment& env, char const* fileName,
+ unsigned samplingFrequency = 0, // used for granule_position
+ char const* configStr = NULL,
+ // "configStr" is an optional 'SDP format' string (Base64-encoded)
+ // representing 'packed configuration headers' ("identification", "comment", "setup")
+ // to prepend to the output. (For 'Vorbis" audio and 'Theora' video.)
+ unsigned bufferSize = 100000,
+ Boolean oneFilePerFrame = False);
+ // See "FileSink.hh" for a description of these parameters.
+
+protected:
+ OggFileSink(UsageEnvironment& env, FILE* fid, unsigned samplingFrequency, char const* configStr,
+ unsigned bufferSize, char const* perFrameFileNamePrefix);
+ // called only by createNew()
+ virtual ~OggFileSink();
+
+protected: // redefined virtual functions:
+ virtual Boolean continuePlaying();
+ virtual void addData(unsigned char const* data, unsigned dataSize,
+ struct timeval presentationTime);
+ virtual void afterGettingFrame(unsigned frameSize, unsigned numTruncatedBytes,
+ struct timeval presentationTime);
+
+private:
+ static void ourOnSourceClosure(void* clientData);
+ void ourOnSourceClosure();
+
+private:
+ unsigned fSamplingFrequency;
+ char const* fConfigStr;
+ Boolean fHaveWrittenFirstFrame, fHaveSeenEOF;
+ struct timeval fFirstPresentationTime;
+ int64_t fGranulePosition;
+ int64_t fGranulePositionAdjustment; // used to ensure that "fGranulePosition" stays monotonic
+ u_int32_t fPageSequenceNumber;
+ u_int8_t fPageHeaderBytes[27];
+ // the header of each Ogg page, through the "number_page_segments" byte
+
+ // Special fields used for Theora video:
+ Boolean fIsTheora;
+ u_int64_t fGranuleIncrementPerFrame; // == 1 << KFGSHIFT
+
+ // Because the last Ogg page before EOF needs to have a special 'eos' bit set in the header,
+ // we need to defer the writing of each incoming frame. To do this, we maintain a 2nd buffer:
+ unsigned char* fAltBuffer;
+ unsigned fAltFrameSize, fAltNumTruncatedBytes;
+ struct timeval fAltPresentationTime;
+};
+
+#endif
--
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