104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
#define DISPLAY_MEAS_INTERVAL 0.1 /* time (in seconds) for each measurement values interval */
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#define DISPLAY_INTERVAL 0.04 /* time (in seconds) for each other interval */
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#define DISPLAY_PARAM_HISTORIES 10 /* number of intervals (should result in one seconds) */
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#define MAX_DISPLAY_WIDTH 1024
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typedef struct display_wave {
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int kanal;
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int interval_pos;
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int interval_max;
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int offset;
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sample_t buffer[MAX_DISPLAY_WIDTH];
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} dispwav_t;
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enum display_measurements_type {
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DISPLAY_MEAS_LAST, /* display last value */
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DISPLAY_MEAS_PEAK, /* display peak value */
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DISPLAY_MEAS_PEAK2PEAK, /* display peak value of min..max range */
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DISPLAY_MEAS_AVG, /* display average value */
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};
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enum display_measurements_bar {
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DISPLAY_MEAS_LEFT, /* bar graph from left */
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DISPLAY_MEAS_CENTER, /* bar graph from center */
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};
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typedef struct display_measurements_param {
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struct display_measurements_param *next;
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char name[32]; /* parameter name (e.g. 'Deviation') */
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char format[32]; /* unit name (e.g. "%.2f KHz") */
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enum display_measurements_type type;
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enum display_measurements_bar bar;
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double min; /* minimum value */
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double max; /* maximum value */
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double mark; /* mark (target) value */
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double value; /* current value (peak, sum...) */
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double value2; /* max value for min..max range */
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double last; /* last valid value (used for DISPLAY_MEAS_LAST) */
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int value_count; /* count number of values of one interval */
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double value_history[DISPLAY_PARAM_HISTORIES]; /* history of values of last second */
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double value2_history[DISPLAY_PARAM_HISTORIES]; /* stores max for min..max range */
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int value_history_pos; /* next history value to write */
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} dispmeasparam_t;
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typedef struct display_measurements {
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struct display_measurements *next;
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int kanal;
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dispmeasparam_t *param;
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} dispmeas_t;
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#define MAX_DISPLAY_IQ 1024
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typedef struct display_iq {
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int interval_pos;
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int interval_max;
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float buffer[MAX_DISPLAY_IQ * 2];
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} dispiq_t;
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#define MAX_DISPLAY_SPECTRUM 1024
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typedef struct display_spectrum_mark {
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struct display_spectrum_mark *next;
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int kanal;
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double frequency;
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} dispspectrum_mark_t;
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typedef struct display_spectrum {
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int interval_pos;
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int interval_max;
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double buffer_I[MAX_DISPLAY_SPECTRUM];
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double buffer_Q[MAX_DISPLAY_SPECTRUM];
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dispspectrum_mark_t *mark;
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} dispspectrum_t;
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#define MAX_HEIGHT_STATUS 32
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void display_wave_init(dispwav_t *disp, int samplerate, int kanal);
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void display_wave_on(int on);
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void display_wave(dispwav_t *disp, sample_t *samples, int length, double range);
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void display_status_on(int on);
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void display_status_start(void);
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void display_status_channel(int channel, const char *type, const char *state);
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void display_status_subscriber(const char *number, const char *state);
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void display_status_end(void);
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void display_measurements_init(dispmeas_t *disp, int samplerate, int kanal);
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void display_measurements_exit(dispmeas_t *disp);
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void display_measurements_on(int on);
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dispmeasparam_t *display_measurements_add(dispmeas_t *disp, char *name, char *format, enum display_measurements_type type, enum display_measurements_bar bar, double min, double max, double mark);
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void display_measurements_update(dispmeasparam_t *param, double value, double value2);
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void display_measurements(double elapsed);
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void display_iq_init(int samplerate);
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void display_iq_on(int on);
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void display_iq(float *samples, int length);
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void display_spectrum_init(int samplerate, double center_frequency);
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void display_spectrum_add_mark(int kanal, double frequency);
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void display_spectrum_exit(void);
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void display_spectrum_on(int on);
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void display_spectrum(float *samples, int length);
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