Use std::chrono for (almost) all time keeping.

[nageru] / x264_speed_control.h

diff --git a/x264_speed_control.h b/x264_speed_control.h
index 7add8fdd4c2c2a3c9386d74a0854aa2389bc9e41..af4513ea5a037ab596e7a016ed98fee1e1acf73b 100644 (file)
--- a/x264_speed_control.h
+++ b/x264_speed_control.h
@@ -47,6 +47,7 @@
 #include <stdint.h>
 #include <string.h>
 #include <math.h>
+#include <chrono>
 #include <functional>
 
 extern "C" {
@@ -96,16 +97,15 @@ private:
        void set_buffer_size(int new_buffer_size);
        int dither_preset(float f);
        void apply_preset(int new_preset);
-       int64_t mdate();  // Current time in microseconds.
 
        // Not owned by us.
        x264_t *x264;
 
        float f_speed;
 
-       // all times are in usec
-       int64_t timestamp;   // when was speedcontrol last invoked
-       int64_t cpu_time_last_frame = 0;    // time spent encoding the previous frame
+       // all times that are not std::chrono::* are in usec
+       std::chrono::steady_clock::time_point timestamp;   // when was speedcontrol last invoked
+       std::chrono::steady_clock::duration cpu_time_last_frame{std::chrono::seconds{0}};   // time spent encoding the previous frame
        int64_t buffer_size; // assumed application-side buffer of frames to be streamed (measured in microseconds),
        int64_t buffer_fill; //   where full = we don't have to hurry
        int64_t compensation_period; // how quickly we try to return to the target buffer fullness