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ADTSAudioFileSource.hh
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16 // "liveMedia"
17 // Copyright (c) 1996-2021 Live Networks, Inc. All rights reserved.
18 // A source object for AAC audio files in ADTS format
19 // C++ header
20 
21 #ifndef _ADTS_AUDIO_FILE_SOURCE_HH
22 #define _ADTS_AUDIO_FILE_SOURCE_HH
23 
24 #ifndef _FRAMED_FILE_SOURCE_HH
25 #include "FramedFileSource.hh"
26 #endif
27 
29 public:
31  char const* fileName);
32 
33  unsigned samplingFrequency() const { return fSamplingFrequency; }
34  unsigned numChannels() const { return fNumChannels; }
35  char const* configStr() const { return fConfigStr; }
36  // returns the 'AudioSpecificConfig' for this stream (in ASCII form)
37 
38 private:
39  ADTSAudioFileSource(UsageEnvironment& env, FILE* fid, u_int8_t profile,
40  u_int8_t samplingFrequencyIndex, u_int8_t channelConfiguration);
41  // called only by createNew()
42 
44 
45 private:
46  // redefined virtual functions:
47  virtual void doGetNextFrame();
48 
49 private:
51  unsigned fNumChannels;
52  unsigned fuSecsPerFrame;
53  char fConfigStr[5];
54 };
55 
56 #endif
virtual ~ADTSAudioFileSource()
unsigned samplingFrequency() const
static ADTSAudioFileSource * createNew(UsageEnvironment &env, char const *fileName)
char const * configStr() const
unsigned numChannels() const
virtual void doGetNextFrame()
ADTSAudioFileSource(UsageEnvironment &env, FILE *fid, u_int8_t profile, u_int8_t samplingFrequencyIndex, u_int8_t channelConfiguration)