audio03.c

////////////////////////////////////////////////////////////////////////////////
//     
//    __                                ______
//   / /_______________  ____  ___     / ____/
//  / __/ ___/ ___/ __ \/ __ \/ _ \   /___ )  
// / /_(__  ) /__/ /_/ / /_/ /  __/  ____/ /  
// \__/____/\___/\____/ .___/\___/  /_____/   
//                   /_/                      
//     
// audio03.c
// - Record an audio sample.
// - Save it to a file.
////////////////////////////////////////////////////////////////////////////////


#include <tscope5.h>
#include <stdio.h>

int main()
{
    // install a display
    ts5_install_display();

    // define the escape key
    ts5_define_keyboard_button(TS5_KEY_ESCAPE);
        
    // set some audio parameters
    // default is CD quality but that's
    // probably overkill
    ts5_set_audio_samplerate(TS5_22050);
    ts5_set_audio_channels(TS5_STEREO);
    
    // start the audio recorder
    ts5_start_audio_recorder();

    // allocate an audio sample
    TS5_SAMPLE *test = ts5_alloc_sample(10.0);

    // fixation point
    ts5_printf(0.0, 0.0, "+");
    ts5_flip_display();
    ts5_wait(0.5);

    // blank
    ts5_clear_display();
    ts5_flip_display();
    ts5_wait(0.5);

    // stimulus
    ts5_clear_display();
    ts5_printf(0.0, 0.0, "tscope is de max");
    
    // display the stimulus, start timing and start recording
    ts5_flip_display();
    ts5_flush_responses();  
    ts5_record_sample(test);
    
    // record until the buffer is full or
    // until the user presses escape
    while (!ts5_get_sample_fragments(test) && !ts5_check_response(NULL, NULL)) {
        
        // here you can do whatever you want
        // the recording buffer is around 10 seconds
        
    };
    
    // save the recording
    ts5_write_sample("test.wav", test);
    ts5_free_sample(test);

    // stop the audio recorder
    ts5_stop_audio_recorder();      

    return 0;
}