add ffmpeg/threads configuration in codecs.ini

Author: Zabrimus

config/codecs.ini

@@ -6,6 +6,9 @@ transcode = libx264 -preset ultrafast -crf 22
 codec_copy = ac3,aac,mp2
 transcode = aac
 
+[ffmpeg]
+threads = 0
+
 # codec_copy = ac3,aac.48000,mp2
 # transcode = mp2 -b:a 224k
 

ffmpeghandler.cpp

@@ -66,6 +66,11 @@ bool FFmpegHandler::streamVideo(std::string url, std::string position, std::stri
         "ffmpeg", "-hide_banner", "-re", "-y", "-referer", referer, "-user_agent", userAgent, "-headers", "Cookie: " + cookies
     };
 
+    if (transcodeConfig.threads() > 0) {
+        callStr.emplace_back("-threads");
+        callStr.emplace_back(std::to_string(transcodeConfig.threads()));
+    }
+
     // in case of mpeg-dash ignore the seek command
     if (!endsWith(url, ".mpd")) {
         callStr.emplace_back("-ss");

transcodeconfig.cpp

@@ -16,6 +16,7 @@ std::vector<std::string> strsplit(std::string input, std::string delimiter) {
 }
 
 TranscodeConfig::TranscodeConfig() {
+    ffmpegThread = 0;
 }
 
 bool TranscodeConfig::createConfiguration(mINI::INIStructure ini) {
@@ -58,6 +59,11 @@ bool TranscodeConfig::createConfiguration(mINI::INIStructure ini) {
         allowedAudioCodecs.clear();
     }
 
+    std::string ffmpegThreadStr = ini["ffmpeg"]["threads"];
+    if (!ffmpegThreadStr.empty()) {
+        ffmpegThread = std::atoi(ffmpegThreadStr.c_str());
+    }
+
     return true;
 }
 

transcodeconfig.h

@@ -10,6 +10,8 @@ class TranscodeConfig {
     std::vector<std::string> videoTranscodeParameter;
     std::vector<std::string> audioTranscodeParameter;
 
+    int ffmpegThread;
+
 public:
     explicit TranscodeConfig();
     ~TranscodeConfig() = default;
@@ -19,6 +21,8 @@ class TranscodeConfig {
     bool isCopyAudio(std::string codec, std::string sample_rate);
     bool isCopyVideo(std::string codec);
 
+    int threads() { return ffmpegThread; };
+
     std::vector<std::string> getAudioTranscodeParameter();
     std::vector<std::string> getVideoTranscodeParameter();
 };