scrcpy/app/src/fps_counter.h
Romain Vimont 1f8ba1ca79 Include config.h everywhere
Ref: <https://github.com/Genymobile/scrcpy/issues/829>

Suggested-by: Louis Kruger <louisk@gmail.com>
2019-09-29 22:39:53 +02:00

57 lines
1.2 KiB
C

#ifndef FPSCOUNTER_H
#define FPSCOUNTER_H
#include <stdbool.h>
#include <stdint.h>
#include <SDL2/SDL_atomic.h>
#include <SDL2/SDL_mutex.h>
#include <SDL2/SDL_thread.h>
#include "config.h"
struct fps_counter {
SDL_Thread *thread;
SDL_mutex *mutex;
SDL_cond *state_cond;
// atomic so that we can check without locking the mutex
// if the FPS counter is disabled, we don't want to lock unnecessarily
SDL_atomic_t started;
// the following fields are protected by the mutex
bool interrupted;
unsigned nr_rendered;
unsigned nr_skipped;
uint32_t next_timestamp;
};
bool
fps_counter_init(struct fps_counter *counter);
void
fps_counter_destroy(struct fps_counter *counter);
bool
fps_counter_start(struct fps_counter *counter);
void
fps_counter_stop(struct fps_counter *counter);
bool
fps_counter_is_started(struct fps_counter *counter);
// request to stop the thread (on quit)
// must be called before fps_counter_join()
void
fps_counter_interrupt(struct fps_counter *counter);
void
fps_counter_join(struct fps_counter *counter);
void
fps_counter_add_rendered_frame(struct fps_counter *counter);
void
fps_counter_add_skipped_frame(struct fps_counter *counter);
#endif