| /********** |
| 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) 1996-2020 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 |