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playback at proper speed

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This commit is contained in:
Jared Bruni
2021-09-18 03:59:13 -07:00
parent 015339d7ae
commit 8eabad242c
1 changed files with 17 additions and 2 deletions
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19
src/playback_thread.cpp
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@@ -6,6 +6,7 @@
#include"playback_thread.h" #include"playback_thread.h"
#include<chrono>
Playback::Playback(QObject *parent) : QThread(parent) { Playback::Playback(QObject *parent) : QThread(parent) {
stop = true; stop = true;
@@ -375,6 +376,10 @@ void Playback::run() {
int duration = 10; int duration = 10;
#endif #endif
while(!stop) { while(!stop) {
std::chrono::time_point<std::chrono::system_clock> now =
std::chrono::system_clock::now();
mutex.lock(); mutex.lock();
if(ac::release_frames) { if(ac::release_frames) {
std::cout << "Cleared Frames...\n"; std::cout << "Cleared Frames...\n";
@@ -469,7 +474,7 @@ void Playback::run() {
if(i == cur.size()-1) if(i == cur.size()-1)
ac::in_custom = false; ac::in_custom = false;
drawFilter(frame, cur[i]); drawFilter(frame, cur[i]);
msleep(duration); //msleep(duration);
} }
} else { } else {
if(_custom_cycle_index > static_cast<int>(cur.size()-1)) if(_custom_cycle_index > static_cast<int>(cur.size()-1))
@@ -477,7 +482,7 @@ void Playback::run() {
if(_custom_cycle_index >= 0 && _custom_cycle_index < static_cast<int>(cur.size())) { if(_custom_cycle_index >= 0 && _custom_cycle_index < static_cast<int>(cur.size())) {
drawFilter(frame, cur[_custom_cycle_index]); drawFilter(frame, cur[_custom_cycle_index]);
msleep(duration); //msleep(duration);
} }
} }
drawEffects(frame); drawEffects(frame);
@@ -520,6 +525,16 @@ void Playback::run() {
} else { } else {
emit frameIncrement(); emit frameIncrement();
} }
std::chrono::time_point<std::chrono::system_clock> nowx =
std::chrono::system_clock::now();
auto m = std::chrono::duration_cast<std::chrono::milliseconds>(nowx - now).count();
if (ac::fps > 0) {
int fps_mil = 1000 / ac::fps;
if (m < fps_mil)
std::this_thread::sleep_for(std::chrono::milliseconds(fps_mil - m - 1));
}
} }
mutex.lock(); mutex.lock();
ac::release_all_objects(); ac::release_all_objects();