sintonia/library/ecasound-2.7.2/libecasound/eca-audio-time.h

47 lines
1.4 KiB
C++

#ifndef INCLUDED_ECA_AUDIO_TIME_H
#define INCLUDED_ECA_AUDIO_TIME_H
#include <string>
#include "sample-specs.h"
/**
* Generic class for representing time in audio environment
*/
class ECA_AUDIO_TIME {
private:
SAMPLE_SPECS::sample_pos_t samples_rep;
mutable SAMPLE_SPECS::sample_rate_t sample_rate_rep;
mutable bool rate_set_rep;
static const SAMPLE_SPECS::sample_rate_t default_srate = 384000;
static const SAMPLE_SPECS::sample_rate_t invalid_srate = -1;
public:
enum format_type { format_hour_min_sec, format_min_sec, format_seconds, format_samples };
ECA_AUDIO_TIME(SAMPLE_SPECS::sample_pos_t samples, SAMPLE_SPECS::sample_rate_t sample_rate);
ECA_AUDIO_TIME(double time_in_seconds);
ECA_AUDIO_TIME(format_type type, const std::string& time);
ECA_AUDIO_TIME(const std::string& time);
ECA_AUDIO_TIME(void);
void set(format_type type, const std::string& time);
void set_seconds(double seconds);
void set_time_string(const std::string& time);
void set_samples(SAMPLE_SPECS::sample_pos_t samples);
void set_samples_per_second(long int srate);
void set_samples_per_second_keeptime(long int srate);
void mark_as_invalid(void);
std::string to_string(format_type type) const;
double seconds(void) const;
SAMPLE_SPECS::sample_rate_t samples_per_second(void) const;
SAMPLE_SPECS::sample_pos_t samples(void) const;
bool valid(void) const;
};
#endif