stream/stream_radio.h

   1 #ifndef STREAM_RADIO_H
   2 #define STREAM_RADIO_H
   3
   4 #define RADIO_CHANNEL_LOWER 1
   5 #define RADIO_CHANNEL_HIGHER 2
   6
   7 typedef struct radio_param_s{
   8     /** name of radio device file */
   9     char*   device;
  10 #ifdef HAVE_RADIO_BSDBT848
  11     /** minimal allowed frequency */
  12     float   freq_min;
  13     /** maximal allowed frequency */
  14     float   freq_max;
  15 #endif
  16     /** radio driver (v4l,v4l2) */
  17     char*   driver;
  18     /** channels list (see man page) */
  19     char**  channels;
  20     /** initial volume for radio device */
  21     int     volume;
  22     /** name of audio device file to grab data from */
  23     char*   adevice;
  24     /** audio framerate (please also set -rawaudio rate
  25         parameter to the same value) */
  26     int     arate;
  27     /** number of audio channels */
  28     int     achannels;
  29     /** if channels parameter exist, here will be channel
  30         number otherwise - frequency */
  31     float   freq_channel;
  32     char*   capture;
  33 } radio_param_t;
  34
  35 extern radio_param_t stream_radio_defaults;
  36
  37 int radio_set_freq(struct stream_st *stream, float freq);
  38 int radio_get_freq(struct stream_st *stream, float* freq);
  39 char* radio_get_channel_name(struct stream_st *stream);
  40 int radio_set_channel(struct stream_st *stream, char *channel);
  41 int radio_step_channel(struct stream_st *stream, int direction);
  42 int radio_step_freq(struct stream_st *stream, float step_interval);
  43
  44 #endif