diff options
| author | Tom Rondeau <trondeau@vt.edu> | 2013-02-11 22:57:58 -0500 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2013-02-11 22:57:58 -0500 |
| commit | 0c8763a943dde47b4bbebf526c442509a9cf8bd4 (patch) | |
| tree | fe1b7e6b77d8ca931e9b818ee7a792aef207d7fa /gr-audio/lib/jack/audio_jack_source.h | |
| parent | 354c1219a22e13422b14d9bc14645e1296776d24 (diff) | |
analog: wip: oss and jack converted and compiling.
C++ dial_tone example working.
Diffstat (limited to 'gr-audio/lib/jack/audio_jack_source.h')
| -rw-r--r-- | gr-audio/lib/jack/audio_jack_source.h | 82 |
1 files changed, 44 insertions, 38 deletions
diff --git a/gr-audio/lib/jack/audio_jack_source.h b/gr-audio/lib/jack/audio_jack_source.h index 5b893a3d34..f096220b26 100644 --- a/gr-audio/lib/jack/audio_jack_source.h +++ b/gr-audio/lib/jack/audio_jack_source.h @@ -23,58 +23,64 @@ #define INCLUDED_AUDIO_JACK_SOURCE_H #include <audio/source.h> -#include <string> #include <jack/jack.h> #include <jack/ringbuffer.h> +#include <string> #include <stdexcept> -int jack_source_process (jack_nframes_t nframes, void *arg); - -/*! - * \brief audio source using JACK - * \ingroup audio_blk - * - * The source has one input stream of floats. - * - * Output samples will be in the range [-1,1]. - */ -class audio_jack_source : public audio_source { +namespace gr { + namespace audio { - friend int jack_source_process (jack_nframes_t nframes, void *arg); + int jack_source_process(jack_nframes_t nframes, void *arg); - // typedef for pointer to class work method - typedef int (audio_jack_source::*work_t)(int noutput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items); + /*! + * \brief audio source using JACK + * \ingroup audio_blk + * + * The source has one input stream of floats. + * + * Output samples will be in the range [-1,1]. + */ + class jack_source : public source + { + friend int jack_source_process(jack_nframes_t nframes, void *arg); - unsigned int d_sampling_rate; - std::string d_device_name; - bool d_ok_to_block; + // typedef for pointer to class work method + typedef int(jack_source::*work_t)(int noutput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items); - jack_client_t *d_jack_client; - jack_port_t *d_jack_input_port; - jack_ringbuffer_t *d_ringbuffer; - jack_nframes_t d_jack_buffer_size; - pthread_cond_t d_ringbuffer_ready; - pthread_mutex_t d_jack_process_lock; + unsigned int d_sampling_rate; + std::string d_device_name; + bool d_ok_to_block; - // random stats - int d_noverruns; // count of overruns + jack_client_t *d_jack_client; + jack_port_t *d_jack_input_port; + jack_ringbuffer_t *d_ringbuffer; + jack_nframes_t d_jack_buffer_size; + pthread_cond_t d_ringbuffer_ready; + pthread_mutex_t d_jack_process_lock; - void output_error_msg (const char *msg, int err); - void bail (const char *msg, int err) throw (std::runtime_error); + // random stats + int d_noverruns; // count of overruns + void output_error_msg(const char *msg, int err); + void bail(const char *msg, int err) throw (std::runtime_error); -public: - audio_jack_source (int sampling_rate, const std::string device_name, bool ok_to_block); + public: + jack_source(int sampling_rate, + const std::string device_name, + bool ok_to_block); + ~jack_source(); - ~audio_jack_source (); + bool check_topology(int ninputs, int noutputs); - bool check_topology (int ninputs, int noutputs); + int work(int noutput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items); + }; - int work (int noutput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items); -}; + } /* namespace audio */ +} /* namespace gr */ #endif /* INCLUDED_AUDIO_JACK_SOURCE_H */ |