streamtools/audioconvert.hpp

   1 #ifndef _audioconvert__hpp__included__
   2 #define _audioconvert__hpp__included__
   3
   4 #include <stdint.h>
   5 #include <cstdio>
   6 #include <vector>
   7
   8 struct converter_parameters
   9 {
  10         void* opaque;
  11         FILE* in;
  12         FILE* (*next_out)(void* opaque);
  13         int input_type;
  14         int output_type;
  15         uint32_t output_rate;
  16         uint64_t output_max;
  17         double amplification;
  18 };
  19
  20 struct filter
  21 {
  22         size_t input_delay;
  23         std::vector<double> numerator;
  24         std::vector<double> denumerator;
  25 };
  26
  27 #define INPUT_TYPE_PCM 0
  28 #define INPUT_TYPE_FM 1
  29 #define OUTPUT_TYPE_RAW 0
  30 #define OUTPUT_TYPE_WAV 1
  31 #define OUTPUT_MAX_UNLIMITED 0xFFFFFFFFFFFFFFFFULL
  32
  33 void audioconvert(struct converter_parameters* params, struct filter* filter);
  34
  35 #endif