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| | |
| | | /********** |
| | | 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 source object for AMR audio sources |
| | | // C++ header |
| | | |
| | | #ifndef _AMR_AUDIO_SOURCE_HH |
| | | #define _AMR_AUDIO_SOURCE_HH |
| | | |
| | | #ifndef _FRAMED_SOURCE_HH |
| | | #include "FramedSource.hh" |
| | | #endif |
| | | |
| | | class AMRAudioSource: public FramedSource { |
| | | public: |
| | | Boolean isWideband() const { return fIsWideband; } |
| | | unsigned numChannels() const { return fNumChannels; } |
| | | |
| | | u_int8_t lastFrameHeader() const { return fLastFrameHeader; } |
| | | // The frame header for the most recently read frame (RFC 4867, sec. 5.3) |
| | | |
| | | protected: |
| | | AMRAudioSource(UsageEnvironment& env, Boolean isWideband, unsigned numChannels); |
| | | // virtual base class |
| | | virtual ~AMRAudioSource(); |
| | | |
| | | private: |
| | | // redefined virtual functions: |
| | | virtual char const* MIMEtype() const; |
| | | virtual Boolean isAMRAudioSource() const; |
| | | |
| | | protected: |
| | | Boolean fIsWideband; |
| | | unsigned fNumChannels; |
| | | u_int8_t fLastFrameHeader; |
| | | }; |
| | | |
| | | #endif |