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/WAVAudioFileServerMediaSubsession.hh | 68 ++++++++++++++++++++++++++++++++++
1 files changed, 68 insertions(+), 0 deletions(-)
diff --git a/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/WAVAudioFileServerMediaSubsession.hh b/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/WAVAudioFileServerMediaSubsession.hh
new file mode 100644
index 0000000..25c6c1b
--- /dev/null
+++ b/VisitFace/RtspNativeCodec/app/libs/live555/include/liveMedia/WAVAudioFileServerMediaSubsession.hh
@@ -0,0 +1,68 @@
+/**********
+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 'ServerMediaSubsession' object that creates new, unicast, "RTPSink"s
+// on demand, from an WAV audio file.
+// C++ header
+
+#ifndef _WAV_AUDIO_FILE_SERVER_MEDIA_SUBSESSION_HH
+#define _WAV_AUDIO_FILE_SERVER_MEDIA_SUBSESSION_HH
+
+#ifndef _FILE_SERVER_MEDIA_SUBSESSION_HH
+#include "FileServerMediaSubsession.hh"
+#endif
+
+class WAVAudioFileServerMediaSubsession: public FileServerMediaSubsession{
+public:
+ static WAVAudioFileServerMediaSubsession*
+ createNew(UsageEnvironment& env, char const* fileName, Boolean reuseFirstSource,
+ Boolean convertToULaw = False);
+ // If "convertToULaw" is True, 16-bit audio streams are converted to
+ // 8-bit u-law audio prior to streaming.
+
+protected:
+ WAVAudioFileServerMediaSubsession(UsageEnvironment& env, char const* fileName,
+ Boolean reuseFirstSource, Boolean convertToULaw);
+ // called only by createNew();
+ virtual ~WAVAudioFileServerMediaSubsession();
+
+protected: // redefined virtual functions
+ virtual void seekStreamSource(FramedSource* inputSource, double& seekNPT, double streamDuration, u_int64_t& numBytes);
+ virtual void setStreamSourceScale(FramedSource* inputSource, float scale);
+ virtual void setStreamSourceDuration(FramedSource* inputSource, double streamDuration, u_int64_t& numBytes);
+
+ virtual FramedSource* createNewStreamSource(unsigned clientSessionId,
+ unsigned& estBitrate);
+ virtual RTPSink* createNewRTPSink(Groupsock* rtpGroupsock,
+ unsigned char rtpPayloadTypeIfDynamic,
+ FramedSource* inputSource);
+ virtual void testScaleFactor(float& scale);
+ virtual float duration() const;
+
+protected:
+ Boolean fConvertToULaw;
+
+ // The following parameters of the input stream are set after
+ // "createNewStreamSource" is called:
+ unsigned char fAudioFormat;
+ unsigned char fBitsPerSample;
+ unsigned fSamplingFrequency;
+ unsigned fNumChannels;
+ float fFileDuration;
+};
+
+#endif
--
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