From c96fdcb4d639ae52ad1d2c812a07e5667849fe71 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Fri, 11 Jun 2021 17:11:13 +0200
Subject: Optimize shaders, only update youtube decryption function once every
 5 minutes, smoother movement with smaller card items

---
 src/plugins/youtube/Signature.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src/plugins/youtube/Signature.cpp')

diff --git a/src/plugins/youtube/Signature.cpp b/src/plugins/youtube/Signature.cpp
index 30093d5..2460f8a 100644
--- a/src/plugins/youtube/Signature.cpp
+++ b/src/plugins/youtube/Signature.cpp
@@ -5,6 +5,7 @@
 #include "../../../include/StringUtils.hpp"
 #include "../../../include/Program.hpp"
 #include <regex>
+#include <mutex>
 #include <unistd.h>
 
 namespace QuickMedia {
@@ -14,7 +15,8 @@ namespace QuickMedia {
     };
 
     static YoutubeSignatureDecryptor *instance = nullptr;
-    static const int timeout_default_sec = 60;
+    static std::mutex update_signature_mutex;
+    static const int timeout_default_sec = 60 * 5; // 5 minutes
 
     bool YoutubeSignatureDecryptor::js_code_to_operations(const std::string &function_body_str, const std::string &var_body_str, std::vector<DecryptFuncCall> &new_func_calls, std::map<std::string, DecryptFunction> &new_func_decls) {
         std::vector<std::string> function_body;
@@ -170,6 +172,7 @@ namespace QuickMedia {
 
     // static
     YoutubeSignatureDecryptor& YoutubeSignatureDecryptor::get_instance() {
+        std::lock_guard<std::mutex> lock(update_signature_mutex);
         if(!instance)
             instance = new YoutubeSignatureDecryptor();
         return *instance;
@@ -183,7 +186,6 @@ namespace QuickMedia {
             int num_tries = 0;
             const int max_tries = 30;
             while(running && num_tries < max_tries && !program_is_dead_in_current_thread()) { // 6 seconds in total
-                std::lock_guard<std::mutex> lock(update_signature_mutex);
                 if(up_to_date)
                     break;
                 ++num_tries;
-- 
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